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¬œ¸ú” œ¸¸½¬’ SPEED POST Baart sarkar Government of India kond`Iya ivaVut p`aiQakrNa Central Electricity Authority piScama xao~Iya ivaVut saimait Western Regional Power Committee ef -3, emaAayaDIsaI xao~, AMQaorI (pUva- ), mauMba[- - 400 093 F-3, MIDC Area, Andheri (East), Mumbai - 400 093 Aa[- esa Aao : 9001-2000 ISO : 9001-2000 dUrBaaYa Phone: 022- 28221636; 28200194/95/96; fO@sa Fax : 022 – 28370193 Website : www.wrpc.nic.in E-mail : [email protected] ¬¸¿.: œ¸®¸½¢¨¸¬¸/ˆÅ¸¡¸Ä¨¸¼î¸/ ¬¸í¸.¬¸¢¸./2008/ 4399 ¢™›¸¸¿ˆÅ: 15 Ÿ¸ƒÄ 2008 No.: WRPC/ Minutes/ A.S./ 2008/ Date: ¬¸½¨¸¸ Ÿ¸½¿ / To, (¬¸¿¥¸Š›¸ ¬¸» ¸ú ˆ½Å ‚›¸º¬¸¸£) (As per enclosed list) ¢¨¸«¸¡¸: 3 Ÿ¸ƒÄ 2008 ˆÅ¸½ Ÿ¸í¸¤¸¥¸½©¨¸£ Ÿ¸½¿ ‚¸¡¸¸½¢¸÷¸ ˆÅú Š¸ƒÄ œ¸¢©¸Ÿ¸ ®¸½°¸ú¡¸ ¢¨¸Ô¸º÷¸ ¬¸¢Ÿ¸¢÷¸ ˆÅú 7 ¨¸ì ¤¸¾“ˆÅ ˆÅ¸ ˆÅ¸¡¸Ä¨¸¼î¸— Sub.: Minutes of the 7 th meeting of Western Regional Power Committee held on 3 rd May 2008 at Mahabaleshwar. Ÿ¸í¸½™¡¸ / Sir, ƒ¬¸ œ¸°¸ ˆ½Å ¬¸¸˜¸ ¢™›¸¸¿ˆÅ 3 Ÿ¸ƒÄ 2008 ˆÅ¸½ Ÿ¸í¸¤¸¥¸½©¨¸£ Ÿ¸½¿ ‚¸¡¸¸½¢¸÷¸ ˆÅú Š¸ƒÄ œ¸¢©¸Ÿ¸ ®¸½°¸ú¡¸ ¢¨¸Ô¸º÷¸ ¬¸¢Ÿ¸¢÷¸ ˆÅú 7 ¨¸ì ¤¸¾“ˆÅ ˆÅ¸ ˆÅ¸¡¸Ä¨¸¼î¸ ¬¸¿¥¸Š›¸ í¾ — Please find enclosed herewith the minutes of 7 th meeting of Western Regional Power Committee held at Mahabaleshwar on 3 rd May 2008. ž¸¨¸™ú¡¸ / Yours faithfully, (œ¸ú. œ¸’½¥¸ / P. PATEL) ¬¸™¬¡¸ ¬¸¢¸¨¸ / MEMBER SECRETARY ¬¸¿¥¸Š›¸ / Encl.: „œ¸£¸½Æ÷¸¸›¸º¬¸¸£ / As Above
Transcript
Page 1: Government of India kond`Iya ivaVut p`aiQakrNa - wrpcwrpc.gov.in/wrpc/7wrpc_minute.pdfVoltages at important 400/765 kV substations during the period from Jan 08 to March 08 Annexure-3.3

¬œ¸ú” œ¸¸½¬’ SPEED POST

Baart sarkar

Government of India kond`Iya ivaVut p`aiQakrNa

Central Electricity Authority piScama xao~Iya ivaVut saimait

Western Regional Power Committee ef -3, emaAayaDIsaI xao~, AMQaorI (pUva-), mauMba[- - 400 093

F-3, MIDC Area, Andheri (East), Mumbai - 400 093

Aa[- esa Aao : 9001-2000 ISO : 9001-2000

dUrBaaYa Phone: 022- 28221636; 28200194/95/96; fO@sa Fax : 022 – 28370193 Website : www.wrpc.nic.in E-mail : [email protected]

¬¸¿.: œ¸®¸½¢¨¸¬¸/ˆÅ¸¡¸Ä¨¸¼î¸/ ¬¸í¸.¬¸¢�¸./2008/ 4399 ¢™›¸¸¿ˆÅ: 15 Ÿ¸ƒÄ 2008 No.: WRPC/ Minutes/ A.S./ 2008/ Date: ¬¸½¨¸¸ Ÿ¸½¿ / To,

(¬¸¿¥¸Š›¸ ¬¸»�¸ú ˆ½Å ‚›¸º¬¸¸£) (As per enclosed list) ¢¨¸«¸¡¸: 3 Ÿ¸ƒÄ 2008 ˆÅ¸½ Ÿ¸í¸¤¸¥¸½©¨¸£ Ÿ¸½¿ ‚¸¡¸¸½¢�¸÷¸ ˆÅú Š¸ƒÄ œ¸¢©�¸Ÿ¸ ®¸½°¸ú¡¸ ¢¨¸Ô¸º÷¸ ¬¸¢Ÿ¸¢÷¸ ˆÅú

7 ¨¸ì ¤¸¾“ˆÅ ˆÅ¸ ˆÅ¸¡¸Ä¨¸¼î¸—

Sub.: Minutes of the 7th meeting of Western Regional Power Committee held on 3rd May 2008 at Mahabaleshwar.

Ÿ¸í¸½™¡¸ / Sir,

ƒ¬¸ œ¸°¸ ˆ½Å ¬¸¸˜¸ ¢™›¸¸¿ˆÅ 3 Ÿ¸ƒÄ 2008 ˆÅ¸½ Ÿ¸í¸¤¸¥¸½©¨¸£ Ÿ¸½¿ ‚¸¡¸¸½¢�¸÷¸ ˆÅú Š¸ƒÄ œ¸¢©�¸Ÿ¸ ®¸½°¸ú¡¸ ¢¨¸Ô¸º÷¸ ¬¸¢Ÿ¸¢÷¸ ˆÅú 7 ¨¸ì ¤¸¾“ˆÅ ˆÅ¸ ˆÅ¸¡¸Ä¨¸¼î¸ ¬¸¿¥¸Š›¸ í¾ —

Please find enclosed herewith the minutes of 7th meeting of Western Regional Power Committee held at Mahabaleshwar on 3rd May 2008.

ž¸¨¸™ú¡¸ / Yours faithfully,

(œ¸ú. œ¸’½¥¸ / P. PATEL) ¬¸™¬¡¸ ¬¸¢�¸¨¸ / MEMBER SECRETARY ¬¸¿¥¸Š›¸ / Encl.: „œ¸£¸½Æ÷¸¸›¸º¬¸¸£ / As Above

Page 2: Government of India kond`Iya ivaVut p`aiQakrNa - wrpcwrpc.gov.in/wrpc/7wrpc_minute.pdfVoltages at important 400/765 kV substations during the period from Jan 08 to March 08 Annexure-3.3

Baart sarkar

Government of India kond`Iya ivaVut p`aiQakrNa

Central Electricity Authority

piScama xao~Iya ivaVut saimait WESTERN REGIONAL POWER COMMITTEE

œ¸®¸½¢¨¸¬¸ ˆÅú ¢™›¸¸¿ˆÅ 3 Ÿ¸ƒÄ 2008 ˆÅ¸½ Ÿ¸í¸¤¸¥¸½©¨¸£ Ÿ¸½¿

‚¸¡¸¸½¢�¸÷¸ 7 ¨¸ú¿ ¤¸¾“ˆÅ ˆÅ¸ ˆÅ¸¡¸Ä¨¸¼î¸

MINUTES OF 7TH MEETING OF WRPC HELD ON 3RD MAY 2008 AT MAHABALESHWAR

Ÿ¸º¿¤¸ƒÄ MUMBAI

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 2

C O N T E N T S

Item No. Particulars Page

No.

ITEMS FOR DISCUSSION

ITEM No.1 CONFIRMATION OF THE MINUTES OF THE 6th MEETING OF WRP COMMITTEE

2

ITEM No.2 BACKUP COMMUNICATION LINKS FROM SLDCs & STRATEGIC LOCATIONS IN THE NETWORKS OF ULDC SCHEME

3

ITEM No.3 PERFORMANCE OF WR GRID DURING JANUARY 2008 TO MARCH 2008

4

ITEM No.4 REVISION OF SETTINGS OF THE df / dt UFLS RELAYS IN THE WR

11

ITEM No.5 UTILISATION of 220 kV UJJAIN-KOTA AND UJJAIN-MORAK LINES

14

ITEM No.6 FUNDING OF WRPC SECRETARIAT 16

ITEMS FOR INFORMATION

ITEM No.7 ANTICIPATED POWER SUPPLY POSITION FOR THE PERIOD APRIL 2008 TO JUNE 2008

17

ITEM No.8 PAYMENTS OF UI AND REACTIVE ENERGY CHARGES 18

ITEM No.9 CONNECTIVITY TO IPPs WITH LILO OF EXISTING GRID LINES 20

ITEM No.10 CONSENT FOR PURCHASE / DRAWAL OF POWER FROM 3000 MW DIBANG MULTIPURPOSE PROJECT IN ARUNACHAL PRADESH

21

ITEM No.11 COMMISSIONING OF TRANSMISSION LINES AND GENRATING UNITS

22

ITEM No.12 ONGOING TRANSMISSION SCHEMES IN WESTERN REGION 23

ITEM No.13 ONGOING GENERATION SCHEMES IN WR 24

ITEM No.14 ANY OTHER ITEM WITH PERMISSION OF CHAIR 24

ITEM No.15 DATE AND VENUE OF NEXT WRPC MEETING 26

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 3

ANNEXURES

Annexure Particulars

Annexure- 1(A) List of participants of TCC meeting held on 02.05.2008 at Mahabaleshwar

Annexure- 1(B) List of participants of WRPC meeting held on 03.05.2008 at Mahabaleshwar

Annexure- 1.1 GM (O & M), WRTS-1, POWERGRID letter dated 11th February 2008

Annexure-2.2 Record notes of discussions of the meeting regarding back-up communication held on 15th April 2008

Annexure-3.1 (a) Frequency profile of Western Region for the period from Jan 2008 to March 2008

Annexure-3.1 (b) Power supply position in WR for the period from Jan 08 to March 08

Annexure-3.2. Voltages at important 400/765 kV substations during the period from Jan 08 to March 08

Annexure-3.3 Constituents wise capacitor requirement in WR during 2008-09

Annexure-7(1/2) Anticipated power scenario for the period April 2008 to June 2008

Annexure-7(2/2) Anticipated Energy position in WR for the period April 2008 to June 2008

Annexure-8.3 Chairman, WRPC / CSEB letter dated 25th February 2008

Annexure-12 The details of ongoing transmission schemes in WR

Annexure-13 The details of ongoing generation schemes in WR

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 4

MINUTES OF 7th MEETING OF WESTERN REGIONAL POWER COMMITTEE HELD ON 3rd MAY 2008 AT MAHABALESHWAR

The TCC and 7th WRPC meetings were held on 2nd & 3rd May 2008 respectively at

Mahabaleshwar. The lists of the participants are at Annexure-I (A) & I (B)

respectively.

Shri D.K. Valecha, Executive Director, WRTS-I, POWERGRID welcomed all the

members and participants attending the 7th meeting of WRP Committee. He

informed that with the commissioning of 765 kV 2nd Ckt. of Sipat-Seoni DC line on

24.04.2008, the mega transmission system associated with Sipat-1 & 2 has since

been completed. This has provided parallel corridors starting from Korba, Sipat,

Seoni, Khandwa, Rajgarh on one side and connectivity of Seoni, Satpura, Itarsi and

Bhopal on other side. He assured the WR constituents that POWERGRID is making

all efforts for timely completion of transmission schemes and expressed his

confidence that with the co-operation from all concerned, all the schemes will be

executed in time. He said that in the area of O & M also POWERGRID has been

performing well and informed that Western Region Transmission System has been

awarded the shield for the best performance for consecutively 2 years, viz. 2005-06

and 2006-07.

Dr. A.B. Pandey, Chairman, WRPC & MD, MSEDCL welcomed all the members of

Western Regional Power Committee and the representatives from the concerned

constituents to the 7th Meeting of WRPC and thanked POWERGRD, for making

excellent arrangements for the meeting and stay of the participants. He said that the

grid had been operating in a critical mode during January to March 2008. During this

period, frequency remained below 49.0 Hz for more than 24% of time and the region

faced shortage to the tune of 10,000 MW. He said that the regional demand is likely

to remain high till mid June 08 and urged upon constituents to maximize the power

availability to ensure the system frequency within the permissible range. He also

stressed that the AUFLs relays must be ensured to be kept in service and the relief

should come as per the expected quantum. He recalled that during the period

January to March 2008 major portion of regional transmission system under Sipat-I

being executed by POWERGRID, has been put in commercial operation. A capacity

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 5

addition of 1125 MW is taken place in Chhattisgarh and Maharashtra states during

the above period. However to meet the increasing demand it is the essential that all

the generating capacity addition should come as per the schedule. He then

requested Member Secretary, WRPC to take up the Agenda Items for discussion.

ITEMS FOR DISCUSSIONS

ITEM No.1: CONFIRMATION OF THE MINUTES OF THE 6th MEETING OF WRP COMMITTEE

1.1 Member Secretary, WRPC stated that the minutes of 6th meeting of WRP

Committee held on 11th January 2008 at Port Blair were sent to the Members vide

letter No. A.S./Min./WRPC/2008-1010 dated 31st January 2008. He said that

comment were received from GM (O&M), WRTS-I, PGCIL requesting amendment in

Para 12.3 of Item No. 12 “Testing of Special Energy Meters’’ vide letter dated

11.02.2008 (copy enclosed at Annexure-1.1).

The Committee discussed the comments received as above and the minutes

were confirmed without any modification.

1.2 PGCIL reiterated that according to CEA Regulations testing of CTs/CVTs

along with meters are required to be carried out for consumer’s meters only. Neither

such testing has been envisaged in CEA regulation for testing of interface meters nor

it is possible to carry out such testing as no infrastructure for on site testing of 400 &

220 kV CTs/CVTs is available in the country. In this context Member (GO&D), CEA

informed that queries were made by CEA with CPRI, Bangalore and they have

shown interest in developing technology to test the meters along with CTs/CVTs

online, if order for testing of sufficient number of meters are received by them. He

therefore requested PGCIL to interact with CPRI to explore the possibility of testing

of meters along with CTs / CVTs.

The Committee reiterated the decision taken in 6th meeting that PGCIL should

take one stand for all regions and whatever testing philosophy is followed in

NR, the same should be implemented in WR as well.

Page 7: Government of India kond`Iya ivaVut p`aiQakrNa - wrpcwrpc.gov.in/wrpc/7wrpc_minute.pdfVoltages at important 400/765 kV substations during the period from Jan 08 to March 08 Annexure-3.3

Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 6

ITEM No.2: BACKUP COMMUNICATION LINKS FROM SLDCs & STRATEGIC LOCATIONS IN THE NETWORKS OF ULDC SCHEME

2.1 Member Secretary, WRPC informed that in order to improve the reliability of

data communication between WRLDC and SLDCs, a scheme for backup

communication links from SLDCs and strategic locations in the networks of ULDC

proposed by WRLDC/PGCIL was discussed by a committee of Western Regional

Constituents, WRLDC and WRPC Secretariat earlier on 17th Dec. 2007. The

constituents agreed to the need for back-up communication links between SLDCs /

Strategic locations and WRLDC and also usefulness of back-up links between Sub-

LDCs to SLDCs. However, instead of providing the stand by arrangement through

bandwidth provided by PGCIL Telecom network, it was proposed to have these links

through VSAT/Radio link. In addition OPGW link between Gotri to Jambuva & Gotri

to Asoj was also agreed to. He further stated that these recommendations were put

up to the TCC in its meeting held on 10th January 2008, wherein PGCIL pointed out

that the cost of the revised proposed scheme would be very high. The other points

which also emerged in the TCC meeting were that (i) the expenditure for sub-SLDC

to SLDC link should be borne by the concerned SLDC and not loaded in the regional

system and (ii) the commercial implications of VSAT vis-a-vis earlier proposal by

PGCIL needs to be examined. WRP Committee in its meeting held on 11.01.2008

endorsed the decision of TCC and directed that the proposal be discussed initially at

working level Committee and its recommendations be put up to next TCC / WRPC

for the decision.

2.2 In this context, Member Secretary, WRPC further stated that the comparative

cost estimates worked out by PGCIL for the two alternatives, viz. considering

bandwidth from PDT and VSAT, were sent to the constituents and the same was

discussed by the committee of Western Regional Constituents, WRLDC and WRPC

Secretariat in a meeting held on 15th April 2008. Considering various technical

features, its cost implications, etc. the above committee recommended the following

back up communication scheme for consideration / approval of WRPC:

(i) 9 Nos. E-1 to be located between Asoj and Kalwa (consisting of 6 Nos.

E1 for traffic, 1 No. E1 for CPCC and 2 Nos. E1 for network

management system) and STM-16 equipment to be provided at Asoj

Page 8: Government of India kond`Iya ivaVut p`aiQakrNa - wrpcwrpc.gov.in/wrpc/7wrpc_minute.pdfVoltages at important 400/765 kV substations during the period from Jan 08 to March 08 Annexure-3.3

Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 7

S/s of GETCO. Fixed Cost – Rs. 7 lakhs. Recurring cost Rs. 32.4 lakh

per year (inclusive of service tax)

(ii) Radio link suitable for min. 9 E-1s in delicensed frequency band from

Kalwa to Marol (WRLDC, Mumbai). Fixed cost Rs. 5 Lakh (subject to

feasibility of link)

(iii) OPGW cable from Jambua to Gotri (13 Kms.) & Gotri to Asoj (23 Kms.)

– Fixed cost Rs 140 Lakh.

Record notes of discussions of the meeting regarding back-up communication held

on 15th April 2008 are enclosed at Annexure-2.2

2.3 In the TCC meeting held on 2nd May 2008, Chief Engineer (LD), GETCO

suggested that OPGW cable route from Asoj to Gotri may be modified as Asoj to

Jambua as there is no electrical connection between Gotri and Asoj. Further, this

modification will also reduce the total route length by about 1.5 km. The TCC

members deliberated the above recommended back up communication scheme in

detail and modified route suggested by GETCO. TCC agreed to the scheme as

proposed in para 2.4 (i) & (ii) above and OPGW cable from Jambua to Gotri &

Asoj to Jambua in view of no electrical connection between Gotri and Asoj as

intimated by GETCO. It was also decided that beneficiaries of WR would share

the cost in respect of above backup communication link.

Further, CSEB representative in the TCC meeting intimated that SLDC, Bhilai is

to be shifted to Raipur. As such the corresponding expenditure for data

communication link from Raipur to Bhilai shall required to be pooled in

regional system. TCC agreed to the same

The WRP committee discussed the matter and ratified the above decision of

TCC.

ITEM No 3.: PERFORMANCE OF WR GRID DURING JANUARY 2008 TO MARCH 2008

3.1 System Performance

Member Secretary, WRPC stated that during the period January 2008 to March

2008, the grid operated in the frequency range 49.0 Hz and 50.5 Hz for 75.93 % of

Page 9: Government of India kond`Iya ivaVut p`aiQakrNa - wrpcwrpc.gov.in/wrpc/7wrpc_minute.pdfVoltages at important 400/765 kV substations during the period from Jan 08 to March 08 Annexure-3.3

Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 8

time. The percentage time, when the frequency was within this range varied between

73.02% and 77.62%. During March 2008, frequency remained below 49.0 Hz. for

26.95% of time. The details of frequency profile during the above period is enclosed

at Annexure-3.1 (a). He said that WRLDC reported about inadequate load relief

forthcoming due to operation of UFRs. It was also observed that in many cases

delayed load relief comes due to manual load shedding, whereas the relief is

expected to come instantaneously at 48.8 Hz and 48.6 Hz. Despite WR constituents

having been requested in various fora for keeping the UFRs operative and ensuring

full quantum of recommended load relief, the same was not getting achieved.

He said that it was noted in the TCC meeting of WRPC held on 2.5.2008 that UF

relays in Chhattisgarh and Gujarat States were inspected in February 2008 and April

2008 respectively at six substations and for 19 feeders. The UFRs provided there

were found to be in operating condition. However, it was observed that in CSEB

system the load relief obtained on their operation was on the average of the order of

35% of the normal load relief expected.

The Committee noted the details relating to registered demand/unrestricted demand,

energy availability and energy requirement during the above period at Annexure-3.1

(b). The maximum unrestricted demand of the region was 39780 MW as recorded

during January 2008. The maximum demand met during this period was 29746 MW,

which was registered during February 2008. The peak shortfall of the Western

Region ranged from 9183 MW to 10678 MW. Capacity shortage during this period

was of the order of 23.59 % to 26.84 % and energy shortage was in the range of

18.90% to 20.43 %. Member Secretary, WRPC said that during the 6th WRPC

meeting held on 11th January 2008, it was noted that the issue of prevailing low

frequency scenario in N-E-W interconnected grid was discussed in a joint meeting of

NR and WR constituents taken by Chairman, CEA on 4th December 2007 at New

Delhi. However, low frequency scenario had continued to prevail. The WRP

Committee had therefore, suggested that a second joint meeting of WR and NR may

be taken by Chairman, CEA to address issue of low frequency. Accordingly, a joint

meeting of WR and NR constituents was taken by Chairman, CEA on 5th February

2008 at New Delhi to discuss issues related to low frequency operation of the grid

due to overdrawl by some constituents.

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 9

He said that during the above meeting of 5.2.2008, it was observed that States of

UP, Haryana, J&K, Rajasthan and Punjab in Northern Region and Madhya Pradesh,

DNH and DD in Western Region and Bihar and Jharkhand in Eastern Region were

generally overdrawing. After detailed deliberations overdrawing utilities were directed

to take additional load regulatory measures to give additional load relief with a view

to maintaining their drawl as per the schedule.

In the TCC meeting, GM, WRLDC reported that the low frequency operation

continued to prevail mainly because of low availability and sustained overdrawl by

some of the utilities in the interconnected N-E-W grid. In Western Region the

overdrawl by Madhya Pradesh, Gujarat States and UTs of DD and DNH had been

prevailing to the extent of 100-200 MW, 100-300 MW, 50 MW and 100 MW

respectively. The availability had been remaining low considerably due to high

quantum of forced outages of thermal generating units, low availability at Dabhol

and Uran plants in Maharashtra. Low level of hydro generation availability was also

prevailing. The forced outage in Western Region had reached to the order of 4200

MW. The load relief obtained at two levels of low frequency viz. 48.8 Hz and 48.6 Hz

was not adequate so as to improve frequency.

Member Secretary WRPC said that the performance of the grid during the subject

period was discussed in TCC meeting on 2.5.2008. The TCC had noted with serious

concern the continued low frequency operation of the interconnected N-E-W grid and

discussed the action plan to handle the current situation.

CE(LD), GETCO, Gotri had stated that the power availability of Gujarat State is

being managed by them according to the anticipated load demand and short-term

deficits. The overdrawl by Gujarat State had been mainly for short durations. As the

frequency excursions below the permissible range have been very frequent,

imbalance therefore remained between availability and the requirement at any

particular instance despite the efforts made to maintain the balance, which had

resulted slight delays in correcting the overdrawls. He further said that the continued

overdrawl of the order of 100-150 MW by UTs of DD & DNH, which are electrically

connected to Gujarat system is not contained by them during low frequency periods.

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 10

MSEDCL representative had stated M/s Jindal Power Ltd. (JPL) was not supplying

the power as offered under short-term open access. Gujarat and Chhattisgarh said

that despite the Long Term Open Access granted to M/s Jindal Power, they are

selling power under STOA. During the discussions, it was noted that Gujarat as well

as CSEB have so far not signed the Long Term Agreement with M/s JPL. In this

context WRLDC stated that the injection schedule of M/s Jindal Power Ltd. is being

issued by them on the basis of STOA schedules given by SLDCs.

CE(LD), MPPTCL had stated that MPPTCL had taken necessary load regulatory

measures, but despite same the shortage quantum was very high which worsened

with forced outages of thermal generating units in the region. Eventually 500 MW

unit at Birsinghpur TPS in Madhya Pradesh had also to be taken out on emergency

forced outage which was unavoidable. He said that frequent overdrawl by NR from

the interconnected grid at low frequency had been prevalent as a result the WR

utilities could not draw their share from the interconnected grid. Although WR utilities

have taken adequate regulatory measures and WRLDC opens EHV lines to the

overdrawing States, the extent of load regulatory measures taken by NR utilities and

similar details of EHV lines opened by NRLDC could not be known.

Director (Operations) MSETCL had stated that grid was passing through bad

situation. Even with MSETCL maintaining controlled drawl from the grid, the

frequency profile has not been able to be kept within permissible range. The AUFLS

operations are taking place but this is not taking place adequately in the entire grid

as per the total load relief requirement under defense mechanism. He said even

other utilities in WR are also taking timely corrective action to contain overdrawls at

low frequency and UFRs operate (because of heavy overdrawl by some of the

defaulting utilities in the interconnected N-E-W grid) frequently causing avoidable

interruption in power to the consumers in current hot summer days and the

consequent public unrest. However whether the similar corrective actions being

taken by NRLDC/NR utilities viz. extent of operation of UFRs, load management

measures taken by NR utilities, action taken by NRLDC for regulation of power to the

overdrawing NR utilities etc is not known. GETCO also endorsed these views.

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 11

In the WRPC meeting, Chairman, WRPC/MSEDCL said that the transparency in

corrective action taken by all utilities that constitute the interconnected grid must

exist. The corrective / regulatory actions taken should be available on the websites of

all the RLDCs. This will induce better operational planning mechanism and enable

estimating quantitatively and precisely the corrective action to be taken in the real-

time process. Advisor, PTC suggested that it would also be worthwhile if the status

on sustained low frequency of the N-E-W grid is widely highlighted on TV in real

time, so that the consumers at large get signal to conserve electrical energy at

proper time in the interest of grid security.

Regarding generation at Uran GPS in Maharashtra, Director (Operations), MSETCL

intimated that generation has now increased to 600-650 MW from the earlier low

level of 450 MW due to fuel shortage.

ED (WR),NTPC said that the Unit No. 1 at Sipat is likely to commence generation

during the current month i.e. May 2008. NTPC further intimated that the RLNG was

available during April 2008 and is tied up for May and June 2008 to ensure full

availability at Kawas and Gandhar GPSs of NTPC.

Upon query regarding maximization of generation at running 540 MWe unit No. 4 by

utilizing fuel available for 540 MWe unit No. 3 at TAPP 3,4 station during its ongoing

biennial shut down, NPCIL representative had stated that this was not possible as

the fuel allocation at the Nuclear Power Station is made unit-wise at National level by

considering already the planned shut down period and, therefore, fuel cannot be

diverted to other unit(s).

Member (GO&D), CEA stated that to discuss issues relating to security and safety of

the integrated N-W-E-NE grid, Secretary (Power), MOP had taken a high-level joint

meeting with NR and WR constituents on 2.5.2008 in New Delhi. He said that

Secretary (Power) has expressed serious concern on low frequency operation of the

interconnected grid caused by the in-disciplined States. He said that during the

deliberations, it also evolved that load shall have to be restricted/managed in such a

manner that the system frequency does not come below 49.0 Hz. The outstanding UI

payments shall also have to be liquidated immediately in the interest of ensuring

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 12

secured operation of the grid. He said that operation of grid without an effective

defence mechanism, cannot be allowed to continue, else the grid would be exposed to

extreme danger of Nation-wide collapse.

Chief Engineer (GM), CEA stated that in the TCC meeting it was presented by WRLDC

that the available installed capacity of thermal units is not fully utilized due to fuel

related problems. This needs to be highlighted and the details to this effect should be

regularly sent to Chief Engineer, Fuel Management Division, CEA.

The Committee deliberated the issue relating to the current scenario and endorsed the

following action plan recommended by TCC on 2.5.2008: -

i As the peak demand of WR expected during the season may go as high as 39,045 MW, while Maximum availability of WR (considering 1000 MW from other regions) may touch only 31,315 MW. Deficit of 8000-9500 shall have to be managed through the requisite load shedding and by implementing distress load shedding plan in the right earnest and as recommended by WRLDC.

ii AUFLS relays should be ensured to remain in operating condition and provide load relief as per the expected quantum.

iii It should be ensured that total forced outage quantum do not exceed 2500 MW and all efforts should be made to restore back the units under forced outage at the earliest possible.

iv Availability should be maximized through arranging additional bilateral import of power. Since Margins in ER-WR, SR-WR and NR-WR corridors are still available for May-Jul’08, WR constituents may explore additional transactions through PX/Bilateral.

v Since NTPC has tied up the RLNG supply for full capacity of Kawas & Gandhar GPS, the beneficiaries should ensure full utilization of these plants

3.2 Voltage Profile

The Committee noted the month-wise detail of voltages at important 400 & 765 kV

substations during the month of January 2008 to March 2008 as furnished in

Annexure-3.2. Member Secretary, WRPC stated that during this period, low voltages

were recorded at 400 kV Gwalior, Indore and Jetpur substations of the order of 369

kV (January 2008), 378 kV (March 2008) and 372-379 kV (January to March 2008)

respectively. The high voltages were recorded at Bina, Indore, Itarsi, Karad, Dhule

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 13

and Gwalior ranging between 426-436 kV and of the order of 813 kV at 765 kV Seoni

S/s. He said that following actions were taken to ensure smooth voltage profile in

the grid:

i) Two RBPH machines of SSP are being operated in Synchronous

Condenser mode whenever required on advice of WRLDC.

ii) 63 MVAR reactors on 400 kV Bina-Nagda D/c line (one on each circuit)

were taken into service. POWERGRID intimated that reactor for 400 kV

Bina-Nagda ckt I at Bina end would be put in service by 15.05.2008.

iii) POWERGRID intimated that 3x80 MVAr Bus Reactors of 765 kV Seoni-

Sipat line at Seoni end have been energized.

Further, the Committee noted the following actions initiated to control high voltages

during the low load periods:

i) 63 MVAR reactor at 400 kV Damoh sub-station being provided by

POWERGRID would be available by 20.05.2008. Regarding 125

MVAR bus reactors each at 400 kV Khandwa and Dehgam sub-

stations, POWERGRID intimated that orders for these reactors

were placed in March 2008 and the commissioning of the same is

expected by June 2010.

ii) Shunt Controllable reactor at 400 kV Padghe s/s in Maharashtra is

likely to be commissioned by MSETCL in October 2008.

iii) The installation of 125 MVAR bus reactor each at Dhule, Indore,

Kasor sub-stations by MSETCL, MPPTCL and GETCO and 80

MVAR bus reactor each at Karad and Nardipur substations by

MSETCL and GETCO is yet to take place. According to information

furnished by MSETCL orders for 2 x 50 MVAR line reactors at

Dhule end for 400 kV SSP-Dhule D/c line have been placed and

these are expected to be commissioned by October 2008.

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 14

MSETCL, MPPTCL and GETCO were requested to expedite installation and

commissioning of reactors at Karad (80 MVAR), Indore (125 MVAR), Kasor (125

MVAR) & Nardipur (80 MVAR) as early commissioning of these reactors would

help in smoothening of high voltage profile in Western regional grid.

3.3 PROGRESS OF INSTALLATION OF SHUNT CAPCITORS IN WESTERN REGION DURING THE YEAR 2007-08 AND PROGRAMME OF THEIR INSTALLATION IN THE YEAR 2008-09.

Member Secretary, WRPC stated that during the year 2007-08 the WR utilities installed

516 MVAR capacitors in Western Region viz. Madhya Pradesh 396 MVAR, CSEB 100

MVAR and TPC system 20 MVAR. He said that to work out requirement for installation

of shunt capacitors for the year 2008-09, the WRPC study Committee met on

1.10.2007 and again on 4th & 5th March 2008. Based on the system data provided by

WR utilities and the deliberations on results of the capacitor study conducted by WRPC

Secretariat, the study Committee evolved the requirement of HT capacitors in the

region. TCC of WRPC on 2.5.2008 recommended the HT capacitor installation

programme for the year 2008-09 as follows:-

Sr. No. System MVAR requirement for 2008-09 1 Gujarat 435 2 Maharashtra 375 3 Madhya Pradesh 110 4 Chhattisgarh 90 5 Total (WR) 1010

The station-wise locations for each of the above States is at Annexure-3.3

The WRP Committee approved the requirement as above. All the concerned

utilities were requested to initiate timely action for procurement and

installation of the HT capacitors in the region as per the above details and

intimate monthly status to WRPC Secretariat on the progress in this regard.

ITEM No.4: REVISION OF SETTINGS OF THE df/dt UFLS RELAYS IN THE WR

Member Secretary stated that during the 6th WRPC meeting, the Committee had noted

the recommendation made during a joint meeting held between RPCs and RLDCs of

NR, WR and ER on 27.11.2007 at Kolkata to discuss the proposed revision in df/dt

settings in view of N-E-W grids having been interconnected with number of A.C.

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 15

interconnectors. The Committee had also further noted the opinion of OCC of WRPC

on the above recommendation made in its 382nd OCCM held on 12.12.2007. WRLDC

in the TCC meeting held on 10.1.2008 had suggested that the currently prevailing df/dt

settings which were earlier revised in August 2006 have been working as per

expectations under contingency conditions, therefore, the same settings might

continue. However, in view of the above deliberations, WRP Committee in 6th WRPC

meeting had advised WRLDC to discuss the matter with NRLDC and ERLDC and

come out with the jointly agreed df/dt settings for final view by the Committee and

implementation of the revised settings thereafter.

In pursuance of above, WRLDC vide letter dated 31.3.2008 had intimated that detailed

deliberations were held by them with NRLDC and ERLDC keeping in view all possible

N-E-W grid conditions concerning the interconnected grid security. As a result the df/dt

settings agreed between WRLDC, NRLDC and ERLDC are as follows:-

Load Relief (MW) Stage Settings (Hz)/(Hz/sec) WR NR ER

Stage I 49.9/0.1 2000 2000 800 MW (600 MW ER+200 MW SR) at 0.125 Hz/s at 49.9 Hz

Stage II 49.9/0.2 2000 2000 Nil

Stage-I - df/dt to protect the combined NEW grid from loss of generation of a large power station.

Stage-II- df/dt to protect the split grid from loss of generation of a large power station.

Stage-III- df/dt to protect the individual regional grid/state grid from loss of generation in the event of isolation is presently set at 49.2 Hz/0.4 Hz/s.

WRLDC had suggested that the above Stage-III df/dt setting needs to be upgraded to

49.9 Hz/0.4 Hz/s in line with the above revision.

The corresponding constituent-wise df/dt settings for WR were recommended as follows:-

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 16

Stage Settings (Hz)/(Hz/Sec)

Total Load Relief in Region (MW)

Load shedding (MW) to be effected by

GETCO MPPTCL MSETCL CSEB TPC

Stage I 49.9/0.1 2000 1006 361 546 27 60

Stage II 49.9/0.2 2000 905 355 621 37 82

Stage III 49.9/0.4 2472 1001 392 686 120 273

Total 6472 2912 1108 1853 184 415

Member Secretary, WRPC further stated that in 386th OCCM of WRPC held on

11.4.2008, WRLDC had explained the df/dt UFLS settings agreed between the RLDCs

as above. WRLDC had also intimated therein that as there is not much literature on

df/dt relay operating experience, the settings recommended as above may be adopted

and performance observed for next six months. The OC sub-Committee of WRPC had

agreed to the same.

Member Secretary WRPC said that the TCC was apprised of the status as above in its

meeting held on 2.5.2008. TCC deliberated and had opined that the existing settings

of AUFLS relays were earlier revised upwards with the improvement in frequency

profile, which had been remaining above 49.0 Hz most of the time. Under the present

scenario due to low availability, frequency profile has been deteriorating and the

upward revision of cut-off frequency to 49.9 Hz in the existing settings of df/dt relays

may not be advisable. Further the TCC apprehended that in case of raised cut-off

frequency the unwanted AUFLS operation might cause avoidable grid disturbance in

case of mal-operation. The TCC had further suggested that settings needed to be

evolved at national level. However WRLDC in the TCC had reiterated that the scheme

was finalized in consultation with other RLDCs and as such it was proposed that this

may be implemented at least for six months and can be reviewed thereafter.

The WRP Committee discussed the issue further. GM, WRLDC stated that current

phenomena of low frequency is a temporary one which occurred when un-eventually

availability had become low due to higher number of forced outages coupled with low

hydro power availability in the region. The frequency profile is likely to improve through

concerted efforts of all the utilities in maximizing the availability as discussed in the

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 17

foregoing items. GM, WRLDC further stated that the revision in df/dt settings as above

has been evolved after thorough consideration of all possible exigencies, which might

arise upon sudden loss of large quantum of power and to protect the grid from

probable diversion of large quantum of power through weaker alternative paths. As

such, he requested WRPC members to approve the revised df/dt settings for

implementation, initially for a period of six months.

Member Secretary, WRPC said that apprehension about mal-operation at higher cut-

off frequency leading to sudden and abnormal rise in frequency causing grid

disturbance did not appear to be true, as the operation of df/dt relays is location

specific and mal-operation of one or two relays at a time will not have any significant

effect on the grid.

The Committee further deliberated the issue. The Committee had noted that the

provision of df/dt relays is essential for protection of the grid against a large

disturbance. However the WRP Committee suggested that under the present scenario

when grid is passing through high shortage conditions and low frequency profile is

prevailing, it would not be desirable to implement the revised df/dt settings immediately

at present.

In view of above, the Committee agreed to implement the revised settings w.e.f.

1st July 2008 and if required, these settings might be reviewed after six months

upon observing the performance and gaining operating experience in this

regard.

ITEM No.5: UTILISATION OF 220 KV UJJAIN-KOTA AND UJJAIN-MORAK LINES

5.1 Member Secretary, WRPC informed that Hon’ble CERC in petition no.

85/2007 (suo-moto) in the matter of “Proposed approach for sharing of charges for

and losses in inter-state transmission system” vide order dated 28.03.2008 stressed

the need to identify the state owned inter-regional lines and to operationalise such

lines in synchronous mode. CERC observed that 220 kV Ujjain-Kota is one such link

which can reinforce NR-WR interconnection. The Commission directed RPCs to

identify such lines and take necessary action to convert them into synchronous

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 18

operation. In this context, Member Secretary, WRPC further stated that WRPC

secretariat have already addressed letter to Secretary, Deptt. Of Energy, Govt. of

Madhya Pradesh requesting him to advise the concerned authorities of MP to

expedite finalisation of the plan to operationalise 220 kV Ujjain-Kota and Ujjain-

Morak lines at the earliest in coordination with RRVPNL. WRLDC had also taken up

the matter with MPTRANSCO and requested them to expedite settlement of bilateral

commercial issues with Rajasthan so that the parallel operation of above lines may

start.

5.2 The matter was discussed during TCC meeting held on 2nd May 2008. In the

TCC meeting WRLDC intimated that as per the studies carried out by them

considering the operation of the above AC link in synchronous mode, the system

loss would get reduced by about 7 MW. MPPTCL representative stated that they

had requested WRLDC to carry out study to ascertain the effect of parallel operation

of these lines on loading of transformers at Indore and Nagda. WRLDC clarified that

based on the studies carried out by them, no constraint in envisaged on this account

and assured prompt action in real time, in case of overloading of any element. TCC

discussed the matter and observed that technically there is no problem in

synchronous operation of these lines. Member Secretary, WRPC further stated that

as intimated by M.S., NRPC, Rajasthan has given unconditional consent for

operation of these links in synchronous mode with WR. However, MPPTCL

representative stated that the synchronization of the lines would be acceptable to

them provided the payment of O&M charges for Satpura TPS by Rajasthan is

assured to Madhya Pradesh by opening of LC etc. and related outstanding

commercial issues are sorted out.

5.3 Member (GO &D), CEA informed that during the meeting earlier held between

MoP, Madhya Pradesh and Rajasthan, Rajasthan had shown their willingness to

operationalise these lines in synchronous mode. He pointed out that Chairperson,

CEA also wrote in the above matter to the Secretary, Govt. of MP. He stated that in

case Madhya Pradesh and Rajasthan are not able to sort out the matter bilaterally,

CEA may intervene and can provide the platform for further discussion.

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 19

The matter was discussed and WRP Committee endorsed the views of the TCC

about in principal technical agreement for the need to operate the above link in

synchronous mode. Further MPPTCL were requested to resolve the

commercial issues bilaterally at an early date. In case they are not able to

resolve the issue, they may provide necessary details to WRPC Secretariat so

that the matter could be taken up with NRPC for taking needful action by

Rajasthan.

(Action: MPPTCL)

ITEM No.6: FUNDING OF WRPC SECRETARIAT

6.1 Member Secretary, WRPC stated that the matter regarding funding of WRPC

secretariat was discussed in the Special Meeting of WR constituents held at New

Delhi on 13th March 2006 and reimbursement of expenditure in respect WRPC

secretariat to GoI was agreed to. Regarding sharing of expenditure by the

constituents of WR, the matter was discussed in 1st meeting of WRP Committee held

on 8th June 2006 and it was agreed that the same will be equally shared by each

WRPC member except CEA, NLDC, RLDC and WRPC Secretariat. This expenditure

as decided is presently being reimbursed to the Government of India on quarterly

basis.

6.2 In order to streamline the reimbursement procedure and to reduce the

number of transactions, it is proposed that instead of quarterly reimbursement, total

annual payment may be made in a single installment. Any variation between

sanctioned budget estimates and actual expenditure may be adjusted in the

subsequent year. This procedure is already in vogue in Northern, Southern &

Eastern Regions.

The above matter was discussed. WRP Committee gave their approval for

making total annual payment by WRPC members (except CEA, NLDC, RLDC

and WRPC Secretariat) towards reimbursement of expenditure of WRPC

secretariat in a single installment. Any variation between sanctioned budget

estimates and actual expenditure would be adjusted in the subsequent year.

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 20

ITEMS FOR INFORMATION

ITEM No.7: ANTICIPATED POWER SUPPLY POSITION FOR THE PERIOD APRIL 2008 TO JUNE 2008

The Committee noted the anticipated power supply position in the region for the

period from April 2008 to June 2008, which is furnished at Annexure-7. Member

Secretary, WRPC stated that the regional demand is likely to remain high till mid-

June 2008. During May and June 2008, the peak demand deficit is likely to be of the

order of 6900-9000 MW, whereas energy deficit would be of the order of 60 -160

MUs per day. The anticipated regional peak demand is in the range of 35600-38100

MW. The anticipated peak demand shortages for Gujarat, Chhattisgarh, M.P.,

Maharashtra, Goa, DD and DNH would be in the range of 4200-4400 MW, 100-250

MW, 900-1400 MW, 3000-5100 MW, 130-150 MW, 90 MW and 140-195 MW

respectively during the above period.

Member Secretary, WRPC said that the TCC in its meeting on 2.5.2008, had

suggested that the overdrawing utilities of WR should arrange bilateral purchase of

power as the margins were existing in the inter-regional links’ capacity, else other

regions might book the available capacity. CE(LD), MPPTCL intimated that they

already had LOI for 3000 MW, against which only 250 MW is available.

Upon query by TCC, PTC representative had indicated that no power is available

during peak-time with the utilities like West Bengal, DVC and GRIDCO, which had

been selling in good quanta earlier. PTC further intimated that sellers were reluctant

to sign for bilateral sale under STOA as under the new regulations, STOA power

once scheduled can only be changed upto 5 days prior to the day of schedule,

whereas under day-ahead arrangement, the schedule can be revised one day

before the day of actual scheduling.

In view of the above, Member Secretary, WRPC requested all utilities to ensure that

system frequency, voltage profile and transmission system loadings are maintained

within the permissible limits in the interest of security of the interconnected grid. All

the utilities were, also requested to maximize power availability to overcome

overdrawals at low frequency. All generating utilities may also ensure that the entire

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 21

generating capacity is fully available. Also no capacity should be left unrequisitioned

from all ISGS stations. NTPC shall ensure availability of adequate quantity of

Gas/LNG to enable full utilization of their gas-based plants.

To meet any contingent conditions, it must be ensured that the existing UFR and

df/dt relays under the AUFLS scheme are operative at the recommended settings

and the desired load relief is obtainable.

The voltages profile of the grid may tend to drop below lower permissible-levels.

Therefore it shall have to be ensured that all HT capacitor banks at EHV sub-stations

in the region are in service. SSP may follow real-time operational instructions by

WRLDC to operate RBPH machine(s) in synchronous condenser mode for providing

adequate reactive power support and all thermal generating units in the vicinity of

lower voltage profile should maximize generation of reactive power within their

capability limits so as to help in controlling low voltage in the grid.

The Committee noted as above.

ITEM No. 8: PAYMENTS OF UI AND REACTIVE ENERGY CHARGES

8.1 As per the information received from WRLDC during the meeting, the status

of payment to UI pool account and Reactive Energy Pool account as on 29.04.2008

of the current financial year is given below: -

UI Pool Account Reactive Energy Pool Account

Constituents Dues in Rs. Constituents Dues in Rs. CHHATTISGARH (1,515,633,255) CHHATTISGARH (3,299,831)

MADHYA PRADESH 3,167,308,986 MADHYA PRADESH 3,896,216

GUJARAT (526,652,833) GUJARAT 4,453,322

MAHARASHTRA (1,233,687,990) MAHARASHTRA (2,122,528)

GOA (260,517,383) GOA -

DD 465,717,531

DNH 1,386,157,828

NTPC (457,650,395)

NR Exchange 198,301,164

SR Exchange (864,903,471)

ER Exchange 35,408,421

HVDC Vindhyachal (2,874,806)

HVDC Bhadravati (16,054,463)

Diff. due to capping (374,717,061)

Net Total (207,273)* 2,927,179

Figures in bracket ( ) are receivables from pool * To be disbursed by WRLDC

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 22

8.2 MPPTCL agreed to pay Rs 100 Crores during current month and to clear

the outstanding UI charges in next 2 months. Daman & Diu representative

stated that they have already made payment of Rs 41 Crores. WRLDC

intimated that DNH has assured to clear the dues of Rs 28 Crores soon and

balance by end May 2008.

GM, WRLDC further stated that details regarding outstanding UI payment have

been furnished by them to CERC. In view of the above commitment made by

the concerned constituent to clear the dues, Member Secretary, WRPC

requested WRLDC to intimate the same to Hon’ble CERC. WRLDC agreed for

the same.

8.3 So far as outstanding dues from Northern Region is concerned, Member

Secretary, WRPC intimated that in accordance with the resolution adopted by WRP

Committee during its 6th meeting held on 11th Jan. 2008, Chairman, WRPC / CSEB

addressed letter dated 25th February 2008 to Secretary (Power), Govt. of India (copy

enclosed at Annexure-8.3), bringing to his notice the concern of WR constituents

regarding non-payment of UI charges by some of the NR beneficiaries. It was

suggested that dues towards UI charges against overdrawl might be managed to be

paid to the recipient entities from the quota of central sector assistance of those

States which are not making UI payment and the amount so paid be adjusted while

releasing final payment of central assistance to these States. MoP was requested to

develop mechanism for releasing such payment directly from Central assistance.

Further, in the matter of default of Unscheduled Interchanges (UI) charges for the

energy drawn in excess of the drawal schedule and in the matter of Power

Development Department, Govt. of J & K, Petition No. 132/2007, Hon’ble CERC in

an order dated 29th Feb, 2008 directed PDD, J & K to open a revolving LC for

assuring regular payment of Rs. 40 Crore every month to the regional UI account, till

liquidation of dues (to the tune of Rs. 410.25 Crores). Similarly, in the matter of

default in payment of UI charges by Uttar Pradesh Power Corporation Ltd., Petition

No. 131/2007, Hon’ble CERC in an order dated 11th April 2008 directed UPPCL, to

take necessary action to liquidate the entire UI arrears in six (6) monthly installments

by paying Rs. 128 Crores every month from May 2008. The Commission also

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 23

directed NRLDC to draw up in consultation with Member Secretary, NRPC, a

practicable scheme for physical curtailment of supply to UPPCL, for enforcement in

case necessary.

WRP Committee members noted the same.

ITEM No. 9: CONNECTIVITY TO IPPs WITH LILO OF EXISTING GRID LINES

9.1 Member Secretary, WRPC informed that CSEB have pointed out that the

LTOA connectivity given to IPPs with grid by providing LILO of grid lines is not

desirable as (i) the control of the line goes in the hands of the IPP, (ii) it affects the

serviceability of the system, (iii) it effects the metering & protection of the original

line, making it more complicated and (iv) line loadings may pose problems especially

if alternate line is under maintenance/shutdown/breakdown. In this connection, he

clarified that the Long Term Open Access Applications in Western Region are being

discussed by CTU (PGCIL) regularly in meetings with all WR constituents and Open

Access is granted by PGCIL on the basis of discussions in these meetings. The

issue of open access to M/s LANCO Amarkantak was discussed in 9th meeting of

WR constituents regarding LTOA in WR held on 30.7.2007. Considering limited time

period left out, the LILO of 400 kV Korba (NTPC) – Sipat line at Pathadi was allowed.

However, on completion of identified system strengthening works, LILO arrangement

shall be removed and restored back to its original configuration by M/s LANCO

Amarkantak / PTC on their own cost. Similarly, in case of LTOA to Mahan, Essar

Power M.P. Ltd, LILO arrangement of Korba STPS-Vindhyachal line at Mahan TPS

has been allowed initially, which shall be removed and line will be restored in its

original configuration on completion of identified system strengthening works by M/s

Essar Power Ltd. at their cost.

9.2 The TCC during the meeting held on 2nd May 2008 discussed the above

matter and suggested that the interim arrangement such as LILO arrangement

without actually developing the necessary connection by the IPP should not be

agreed to and care should be taken by the WR constituents in future while

agreeing to such proposals in meetings taken by CTU for granting of the Long

Term Open Access to various IPPs.

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 24

The matter was discussed and WRP Committee ratified the above decision of

TCC.

ITEM No.10: CONSENT FOR PURCHASE /DRAWAL OF POWER FROM 3000 MW DIBANG MULTIPURPOSE PROJECT IN ARUNACHAL PRADESH

10.1 Member Secretary, WRPC informed that Executive Director (Comml.),

National Hydroelectric Power Corp. Ltd., vide letter dated 24th January, 2008

addressed to States / UTs of WR intimated that the construction of 3000 MW Dibang

multipurpose project in Arunachal Pradesh has been entrusted to NHPC for

execution. The Memorandum of agreement for this project between NHPC and Govt.

of Arunachal Pradesh has been signed and techno economic clearance has been

accorded by CEA on 23rd of January 2008. The project cost at November, 2007

price level has been estimated to Rs.16425.65 Crores including IDC of Rs.2527.59

Crores. NHPCL requested the WR constituents to convey their consent for the

quantum of power they intend to draw from the above project at the rate that will be

worked out by CERC. However the exact quantum of power to be allocated will be

decided by MOP.

10.2 He further informed that the following power requirement has been indicated

by States/UTs of WR:

State Utility Power requirement in MW MSEDCL 1000 GUVNL 300 M.P. TRADCO 500 CSEB 200 GOA 100 DNH 100 DD 50

WRP Committee noted the same.

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 25

ITEM No.11: COMMISSIONING OF TRANSMISSION LINES AND GENRATING UNITS

Member Secretary, WRPC intimated the details of transmission lines and generating

units commissioned since January 2008 as under:-

11.1 TRANSMISSION ELEMENTS

S.No.

Transmission Elements Date of Commercial operation

1. LILO of 400 kV Raipur – Rourkela D/c line at Raigarh S/s

01.01.2008

2. 400 kV Nagda – Dehgam –II D/c line alongwith associated bays

01.01.2008

3. Nagda – Dehgam –I D/c line alongwith associated bays

01.02.2008

4. 315 MVA 400/220 kV ICT-II at Raigarh S/s 01.02.2008 5. 765 kV, 3x80 MVAR Bus reactor at Seoni S/s

315 MVA, 400/220 kV ICT-II at Seoni S/s 1500 MVA, 765/400 kV ICT-II at Seoni S/s 1500 MVA, 765/400 kV ICT-III at Seoni S/s

01.04.2008

6. 400 kV (Quad), Seoni – Khandwa Ckt-I 01.04.2008 7. 400 kV (Quad), Seoni – Khandwa Ckt-II 01.04.2008 8. 400 kV Bay extension for Seoni – Khandwa Ckt-I 01.04.2008 9. 400 kV Bay extension for Seoni – Khandwa Ckt-II 01.04.2008 10. 400 kV Bay extension for Rajgarh – Khandwa Ckt-II 01.04.2008 11 40% Fixed Series compensation for Seoni –

Khandwa Ckt-I 01.04.2008

12 40% Fixed Series compensation for Seoni – Khandwa Ckt-II

01.04.2008

13 315 MVA, 400/220 kV ICT-I at Rajgarh 01.04.2008 14 400 kV, D/C LILO line Sardar Sarovar – Nagda at

Rajgarh 01.04.2008

15 400 kV D/C, Khandwa – Rajgarh Ckt-II 01.04.2008 16 315 MVA, 400/220 kV ICT-II at Gwalior 01.04.2008 17 315 MVA, 400/220 kV ICT at Itarsi 01.05.2008 18 400 kV D/C, Khandwa – Rajgarh Ckt-I 01.05.2008 19 765 kV Sipat –Seoni Ckt.-II 01.05.2008 20 63 MVAR reactor at Bina 01.05.2008 220 kV lines

1. 220 kV Boiser (PGCIL)- Nalasopara S/S 26.01.08 2. 220 kV Vapi (PGCIL) – Bhilad D/C 07.02.08 3. 220 kV Vapi (PG) – Magarwada D/C 12.04.08

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 26

11.2 GENERATING UNITS

Sl.No Station / Unit Capacity

(MW)

Date of commissioning

1 Korba(E) Stage-V U#2 250 18.02.08

2 Jindal TPP Phase-I U#3 250 10.02.08

3. Jindal TPP Phase-I U#2 250 14.03.08

4 Ghatghar HPS U#2 125 08.04.08

5. Bhilai CPP Expansion Power Project Unit No. 1

250 20.04.08

11.3 Member Secretary, WRPC stated that during 49th meeting of Commercial

Committee, the constituents expressed concern about delay in commissioning/

commercial operation of generating unit at Sipat STPP by NTPC as the associated

transmission system has been commissioned and the beneficiaries are not getting

the benefit of generation from Sipat STPP. In this context it was pointed out that the

commissioning of transmission elements associated with the above project have

strengthened the grid and benefited the Western Regional Grid as a whole.

WRP Committee noted the same.

ITEM No.12: ONGOING TRANSMISSION SCHEMES IN WESTERN REGION

The details of ongoing transmission schemes in WR is enclosed at Annexure-12.

The important EHV lines, which are expected to be commissioned during the current

year, are as below:

S. No. Transmission Element No. of Ckt.

Likely DOC 400 kV lines

1 Sipat-Raipur D/C June 2008 2 Ranchi-Sipat (under ATS of

Kahalgaon Ph II with 40% compensation at Ranchi end)

D/C Oct. 2008

220 kV lines

3 Vapi(PG)-Kharadpada D/C May 2008

The WRP Committee noted as above.

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 27

ITEM No. 13: ONGOING GENERATION SCHEMES IN WR

WRP Committee noted the details of on going generation schemes in WR both

under State as well as Central Sector are enclosed at Annexure-13. The generating

units expected to be commissioned during the next one year are as follows:

Name of the Power Projects Unit No.

Capacity (MW)

Schedule Date of Commissioning

GUJARAT

(i) Kutch Lignite TPS 4 75 June 2008 (ii) Sugen CCPP- Torrent Power Block -1

370 Oct. 2008

Block-2

370 Jan. 2009

Block-3

370 Apr. 2009 (iii) Surat Llignite expansion-GIPCL 1 125 Nov. 2008

MADHYA PRADESH (i) Amarkantak TPS 5 210 Jun 2008

CHHATTISGARH

(i) Raigarh TPP Ph-I &II – Jindal (Pvt) 1 250 Syncd. on 2.9.2007

2 250 Syncd. in Feb 2008

3 250 Syncd. on 14.3.2008

4 250 May 2008

(iii) Pathadi TPP (Lanco) 1 300 Sept. 2008

MAHARASHTRA

(i) Ghatghar HPS (Hydro) 1 125 Sept. 2008

2 125 Syncd. on 8.4.2008 (ii) Trombay TPP- TPC 1 250 Oct. 2008

CENTRAL SECTOR – NTPC

(i) Sipat-II TPP 4 500 Syncd. on 27.5.2007

5 500 July 2008 (ii) Bhilai TPP (Joint venture with SAIL) 1 250 Syncd. on 20.4.2008

2 250 May 2008

ITEM No.14: ANY OTHER ITEM WITH PERMISSION OF CHAIR

14.1 ADDITION OF DACS AT JABALPUR AND ITARSI

Member Secretary, WRPC stated that GM(O&M/SC&C/Tel), WRTS-I, PGCIL, have,

vide his letter dated 24.04.08 informed that Western Region ULDC network is

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 28

expanding continuously with the addition of new transmission lines and sub-stations

by all constituents resulting in congestion of wide band communication channel

between Jabalpur 400 kV S/s and Itarsi 400 kV S/s. As such there is a necessity of

addition of DACS (Wide Band Communication Equipment) at Jabalpur 400 kV S/s

and Itarsi 400 kV S/s at an estimated cost of Rs. 10 lakhs.

This proposal was discussed by constituents of WR in the 4th O & M Meeting held on

16th April 2008 at WRLDC to review SCADA / EMS issues. In this meeting,

constituents agreed to the proposal of PGCIL to add DACS (Wide Band

Communication Equipment) at Jabalpur 400 kV S/s and Itarsi 400 kV S/s.

Member Secretary, WRPC stated that the TCC discussed the above matter in

the meeting held on 2nd May 2008 and recommended the same for approval by

WRPC.

WRP Committee accorded their approval to the above proposal.

14.2 ISSUES RELATED TO ULDC PROJECT

Member Secretary, WRPC said that in the TCC meeting held on 02.05.2008, GM,

WRLDC had proposed to discuss the following issues related to ULDC Project:

(i) Long Term Service Agreement (LTSA) for ULDC project for the period

beyond 31.05.2009.

(ii) Training of operating personnel of constituents for proper operation of

SCADA/EMS system.

(iii) Review of existing spares level and finalisation of a new set of spares to

be procured.

Member Secretary, stated that the TCC suggested that the detailed proposal

prepared by WRLDC in this regard may be first discussed by the ULDC Committee

of WR and the Commercial Committee of WRPC before putting up the matter for

deliberation in TCC / WRP Committee meeting. WRLDC agreed for the same.

WRP Committee noted as above.

(Action: WRLDC)

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Minutes of 7th WRP Committee meeting held on 3rd May 2008 at Mahableshwar 29

14.3 WRP Committee noted that Shri R.S. Sharma, ex-Director (O), NTPC, who

was a member of WRP Committee, has taken over as CMD, NTPC Ltd. The

Committee agreed to place on record its appreciation of the valuable contribution

made by Shri Sharma during the deliberations in WRPC meetings.

ITEM No.15: DATE AND VENUE OF NEXT WRPC MEETING

It was decided that next (8th) meeting of WRP Committee shall be held in the month

of August 2008. TPC agreed to host the same.

The meeting ended with vote of thanks to the Chair.

********

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Annexure-1(B)

LIST OF PARTICIPANTS OF 7th WRPC MEETING HELD AT MAHABALESHWAR

0N 03.05.2008

A. WESTERN REGIONAL POWER COMMITTEE

MEMBERS

1. Dr. A.B. Pandey, Chairman, WRPC & MD, MSEDCL 2. Shri S.M. Dhiman, Member (GO & D), CEA 3. Shri Rajib Ranjan, Chairman, CSEB 4. Shri S.N. Chauhan, CE (T & C), CSEB 5. Shri R.P. Sharma, ED (LD), MPPTCL 6. Shri M.H. Kshatriya, CE( LD), SLDC, Gujarat 7. Shri S.G. Kelkar, CE (LD), MSLDC, MSETCL 8. Shri D.K. Valecha ED (WR-I), POWERGRID 9. Shri Nirmal Braganza, CEE, GOA ELECT. DEPT. 10. Shri P. Patel, Member Secretary, WRPC

B. OTHERS

I. MAHARASHTRA

1. Shri Anjan Roy, Dir (O), MSETCL 2. Shri G.S. Trimukhe, CE (PP), MSEDCL 3. Shri M.R. Khadgi, CE (LD), MSETCL 4. Shri N.R. Sonkavday, EE, MSETCL 5. Shri Vinay G. Khedekar, JE, MSETCL

II. CHHATTISGARH

1. Shri V.K. Jain, Member (T & D), CSEB 2. Shri Shiv Raj Singh, Advisor, CSEB

III. MADHYA PRADESH

1. Shri R.K. Saxena, ED (O & M Gen.), MPPGCL 2. Shri A.K. Garg, AGM (Comml.), MPTradeco 3. Shri S.K. Bhagwatkar, EE (LD), MPPKVVCL

IV. GUJARAT

1. Shri N.A. Patel, Controller of Accounts (Tr.), GUVNL

V. UT of Daman Diu & DADARA NAGAR HAVELI

1. Shri M.R. Ingle, EE

VI. CENTRAL ELECTRICITY AUTHORITY

1. Shri T. Chatterjee, CE (GM)

VII. NUCLEAR POWER CORPN. OF INDIA LTD

1. Shri R.K. Gargye, Station Director (TAPS 3 & 4), NPCIL 2. Shri M.L. Jadhav, CE (Tran.), NPCIL

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VIII. POWERGRID CORPN. OF INDIA LTD.

1. Shri Umesh Chandra, ED (Comml.) 2. Shri N. Ravikumar, GM ( O & M), POWERGRID, WR-I 3. Shri B. Sharma, GM (O & M), POWERGRID WR-II, 4. Shri N.S. Sodha, GM, WRLDC 5. Shri Prashant Sharma, AGM (Comml.), POWERGRID 6. Shri P. Pentayya, AGM (OS), WRLDC 7. Shri C.M.Verghse,AGM (Comml), WR-I 8. Shri S.K. Mishra, DGM, POWERGRID, WR-I 9. Shri Vijay Kumar, DGM, POWERGRID, CC

IX. NTPC LTD.

1. Shri S.B. Agrawal, Regional ED (West) 2. Shri I.J. Kapoor, ED (Comml.) 3. Shri M.L. Oswal, GM (Comml.)WR-HQ. 4. Shri S.N. Goel, GM (Comml.), Corp. Centre 5. Shri P.B. Behere, AGM (OS), WRHQ

X. TATA POWER COMPANY

1. Shri Ashok Sethi Sr. GM (Comml.) 2. Shri V.R. Shrikhande, AGM (LD)

XI. GOA ELECTRICITY DEPARTMENT

1. Shri B.B. Nigalye, AE (IPM)

XII. NARMADA CONTROL AUTHORITY

1. Shri Major Singh, Member (Power)

XIII. PTC INDIA LTD.

1. Shri Santosh Kumar, Advisor 2. Shri Sanjeev Mehra, Sr. VP, PTC

XIV. WESTERN REGIONAL POWER COMMITTEE

1. Shri Manjit Singh, Superintending Engineer (Opn.) 2. Shri S.G. Tenpe, Superintending Engineer (Comml.) 3. Shri M.G. Gupta, Asst. Secretary 4. Shri M.M. Dhakate, EE (Comml.)

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Annexure-1(A)

LIST OF PARTICIPANTS OF TCC MEETING HELD ON 02.05.2008 AT

MAHABALESHWAR

A. TECHNICAL COORDINATION COMMITTEE

MEMBERS

1. Shri Anjan Roy, Chairman TCC & Dir (Opn.), MSETCL 2. Shri R.K. Saxena, ED (O & M Gen.), MPPGCL 3. Shri R.P. Sharma, ED (LD), MPPTCL 4. Shri S.N. Chauhan, CE (T&C), CSEB 5. Shri M.H. Kshatriya, CE (LD), GETCO 6. Shri T. Chatterjee CE (GM), CEA 7. Shri M.L. Jadhav, CE (Trans.), NPCIL 8. Shri M.R. Ingle, EE, Electricity Dept., DD 9. Shri P. Patel, Member Secretary, WRPC

B. OTHERS

I. MAHARASHTRA

1. Shri G.S. Trimukhe, CE (PP), MSEDCL 2. Shri M.R. Khadgi, CE (STU), MSETCL 3. Shri N.R. Sonkavday, EE, MSETCL 4. Shri Vinay G. Khedekar, JE, MSETCL

II. CHHATTISGARH

1. Shri Shiv Raj Singh, Advisor, CSEB

III. MADHYA PRADESH

1. Shri A.K. Garg, AGM (Comml.), MPPTradco 2. Shri S.K. Bhagwatkar, SE (DCC), MPPKVVCL

IV. GUJARAT

1. Shri N.A. Patel, Controller of Accounts, GUVNL

V. GOA

1. Shri Nirmal Braganza , CE, Electricity Dept., Goa 2. Shri B. Nigale, AE (IPM), Electricity Dept., Goa

VI. POWERGRID CORPN. OF INDIA LTD.

1. Shri D.K. Valecha, ED (WR-I), POWERGRID 2. Shri V.M. Kaul, ED (PI & BDD), POWERGRID 3. Shri N. Ravi Kumar, GM ( O & M), POWERGRID, WR-I 4. Shri B. Sharma, GM (O & M), POWERGRID, WR-II 5. Shri N.S. Sodha, GM, WRLDC, Mumbai

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6. Shri Prashant Sharma, Addl. G.M. (Comml.), POWERGRID 7. Shri P. Pentayya, AGM (OS), WRLDC 8. Shri C.M. Verghese, AGM (Comml.), WRTS-I 9. Shri S.K. Mishra, DGM, POWERGRID, WR-I 10. Shri Vijay Kumar, DGM, POWERGRID, CC

VII. NTPC LTD.

1. Shri M.L. Oswal, GM (Comml.), WRHQ 2. Shri S.N. Goel, GM (Comml.), CC 3. Shri P.B. Behere, AGM (OS)-WR 4. Shri Guryog Singh, DGM

VIII. NARMADA CONTROL AUTHORITY

1. Shri Major Singh, Member (Power)

IX. TATA POWER COMPANY

1. Shri V.R. Shrikhande, AGM

X. PTC INDIA LTD.

1. Shri Santosh Kumar, Advisor 2. Shri Sanjeev Mehra, Sr. VP, PTC

XI. WESTERN REGIONAL POWER COMMITTEE

1. Shri Manjit Singh, SE (Opn.) 2. Shri S.G. Tenpe, SE (Comml.) 3. Shri M.G. Gupta, Asst. Secretary 4. Shri M.M. Dhakate, EE (Comml.)

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