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Page 1: 1. Member (PS) - POWERGRID · 1. Member (PS) Central Electricity Authority Sewa Bhawan, R.K.Puram New Delhi-110 066 2. The Member Secretary Western Regional Power Committee ... HASSAN4
Page 2: 1. Member (PS) - POWERGRID · 1. Member (PS) Central Electricity Authority Sewa Bhawan, R.K.Puram New Delhi-110 066 2. The Member Secretary Western Regional Power Committee ... HASSAN4

Distribution List – SR:

1. Member (PS) Central Electricity Authority Sewa Bhawan, R.K.Puram, New Delhi-110 066. FAX : 011-26102045

With a request to kindly chair the meeting.

2. Chief Engineer (PSPA-2) Central Electricity Authority Sewa Bhawan, R.K.Puram, New Delhi-110 066. FAX : 011-26102045

3. Member Secretary Southern Regional Power Committee 29, Race Course Cross Road Bangalore 560 009. FAX : 080-22259343

4.

5. Director (Grid Transmission and Management) Transmission Corp. of Telangana Ltd. (TSTRANSCO) Vidyut Soudha, Khairatabad Hyderabad – 500 082. FAX : 040-23321751

6. Director (Transmission) Transmission Corp. of Andhra Pradesh Ltd. (APTRANSCO) Vidyut Soudha Hyderabad – 500 082. FAX : 040-66665137

7. Director (Trans. & System Op.), Kerala State Electricity Board Ltd. Vidyuthi Bhawanam, Pattom, P.B. No. 1028 Thiruvananthapuram – 695 004. FAX : 0471-2444738

8. Member (Transmission) Karnataka State Power Transmission Corp.Ltd. Cauvery Bhawan Bangalore 560 009. FAX : 080 -22228367

9. Superintending Engineer –I First Floor, Electricity Department Gingy Salai Puducherry – 605 001. FAX : 0413-2334277/2331556

10. Member (Distribution), Tamil Nadu electricity Board (TNEB) 6th Floor, Eastern Wing, 800 Anna Salai, Chennai – 600 002. FAX : 044-28516362

11. Managing Director Coastal Energen Private Limited 7th Floor, Buhari Towers, No.4, Moores Road, Chennai- 600 006 Fax: 044 42964297

12. Director – Technical Ind-Barath Power (Madras) Ltd. 20/129, Ind-Barath House. Chamiers Road, Nandanam Chennai – 600 035. Fax : 040 23607522

Copy for information to: ED (Commercial) / ED (SRTS-I)/ED (SRTS-II) / GM (SRLDC)

Page 3: 1. Member (PS) - POWERGRID · 1. Member (PS) Central Electricity Authority Sewa Bhawan, R.K.Puram New Delhi-110 066 2. The Member Secretary Western Regional Power Committee ... HASSAN4

Distribution List – WR:

1. Member (PS) Central Electricity Authority Sewa Bhawan, R.K.Puram New Delhi-110 066

2. The Member Secretary Western Regional Power Committee MIDC area, Marol, Andheri East, Mumbai 400 093

3. Chief Engineer (PSP&A - I) Central Electricity Authority Sewa Bhawan, R.K.Puram New Delhi-110 066

4. Director (Operation) Maharashtra State Electricity Transmission Co. Ltd., 4th Floor, “Prakashganga”, Plot No. C-19, E-Block, Bandra – Kurla Complex, Bandra(East), Mumbai- 400051

5. Managing Director Gujarat Energy Transmission Corp. Ltd, Sardar Patel Vidyut Bhawan, Race Course, Vadodara -390 007

6. Chairman & Managing Director Madhya Pradesh Power Transmission Co. Ltd., Block No. 3, Shakti Bhawan, Rampur, Jabalpur-482 008

7. Managing Director Chhattisgarh State Power Transmission Co. Ltd., Dangania, Raipur- 492 013

8. The Chief Engineer Electricity Department The Government of Goa, Panaji

9. Executive Engineer Administration of Daman & Diu (U.T.) Department of Electricity Moti Daman - 396220

10. Executive Engineer Electricity Department UT of Dadra & Nagar Havelli, Post Naroli-396 235, Silvassa

11. Chief Executive Officer POSOCO B-9, Qutab Institutional Area, Katwaria Sarai, New Delhi-110 016

12. General Manager Western Regional Load Despatch Centre F-3, M.I.D.C. Area, Marol, Andheri East, Mumbai-400 093

Page 4: 1. Member (PS) - POWERGRID · 1. Member (PS) Central Electricity Authority Sewa Bhawan, R.K.Puram New Delhi-110 066 2. The Member Secretary Western Regional Power Committee ... HASSAN4

Agenda for operationalization of 1100 MW LTA of CEPL & Ind-Barath

Page 1 of 2

Agenda for operationalization of 1100 MW LTA of Coastal Energen Pvt. Ltd. and 500 MW LTA of Ind-Barath Power (Madras) Ltd.

1.0 M/s Coastal Energen Pvt. Ltd. and Ind-Barath were granted LTOA for transfer of

power to SR, WR & NR. The details of LTOA are as given below.

2.0 Following major transmission system was agreed for transfer of power from above

generation projects in Tuticorin area(Tamil Nadu):

a. Establishment of 765/400 kV pooling station in Tuticorin and

Dharmapuri(Salem New). Both these are to be initially charged at 400 kV

b. LILO of both circuits of Tuticorin JV – Madurai 400 kV D/c (quad) line at

Tuticorin Pooling Station

c. Tuticorin Pooling station – Dharmapuri(Salem New) Pooling station 765 kV

D/c line(initially charged at 400 kV).

d. Dharmapuri(Salem New) – Salem 400 kV D/c quad line.

e. Dharmapuri(Salem New) – Madhugiri(Tumkur(Vasantnarsapur)) 765 kV S/c

line(initially charged at 400 kV).

3.0 Here it may be mentioned that CEPL has been granted MTOA for 558 MW with

Tamil Nadu as beneficiary.

4.0 With the commissioning of Tuticorin Pooling Station– Dharmapuri(Salem New)

765kV D/c line (initially charged at 400kV) in November, 2016, all the elements

planned under common transmission system have been commissioned except for

Salem (New) – Madhugiri 765 kV S/c line.

Sl. No.

Applicant Gen. Project

Cap. (MW)

LTOA Applied for (MW)

Location Long Term Access granted

Period of

Long

Term

Access

WR SR NR

1. Coastal Energen Private Limited

1200 1100 Near

Tuticorin,

Tamil

Nadu

280 820 0 25 Years

2. Ind-Barath Power (Madras) Limited

1320 900 Near Tuticorin, Tamil Nadu

225 275 400 25 Years

Page 5: 1. Member (PS) - POWERGRID · 1. Member (PS) Central Electricity Authority Sewa Bhawan, R.K.Puram New Delhi-110 066 2. The Member Secretary Western Regional Power Committee ... HASSAN4

Agenda for operationalization of 1100 MW LTA of CEPL & Ind-Barath

Page 2 of 2

5.0 CERC in its order in No. 92/MP/2014 dated 16.02.2015 has stated that “after grant

of LTA whether on the existing capacity or capacity under augmentation, there may be

occasions when some of the transmission systems associated with the LTA do not get

commissioned by the date of commencement of LTA as indicated by CTU in the LTA

agreement expected time frame on account of reasons beyond the control of CTU or any

other inter-State transmission licensee executing transmission systems. In such cases,

operationalization of LTA on part capacity shall be allowed after the aforementioned target

date of commencement of LTA”.

6.0 Here it may be mentioned that Tamil Nadu and Southern Region as a whole are

dependent on import of power. Normally power flow is from NEW grid to SR grid

and within SR power flow is from S1 to S2. Hence transfer of power from the said

generation projects to S1 & WR would be through displacement. Any allocation to

S1 would relieve the corridor loading between S1 & S2 by equal quantum. Similarly,

allocation to WR would relieve both WR-SR and S1-S2 corridor. For transfer of

power transfer to NR presently capacity margin is not available between WR and

NR. With the progressive commissioning Champa – Kurukshetra HVDC bipole

Phase–II and Jabalpur-Orai 765kV D/c corridor, capacity would be available for

transfer of 400 MW from Ind-Barath to NR.

7.0 Accordingly, study has been carried out for dispatch levels of SR allocation + WR

allocation and considering Tuticorin Pooling Station – Dharmapuri(Salem(New))

765kV D/c line (initially charged at 400kV) to analyze the adequacy of transmission

system for transfer of power to target regions as tabulated above. From the

studies, it is observed that the line loadings in base case as well as contingency

condition are generally in order. The results of the load flow studies are enclosed at

Exhibit-I(a)-I(d).

8.0 In view of the above, it is proposed to operationalize the LTA of 1100 MW of

Coastal Energen Pvt. Ltd. and 500 MW LTA of Ind-Barath Power (Madras) Ltd.,

subject to fulfillment of necessary regulatory requirements. CEPL has been already

granted MTOA for transfer of 558MW to Tamil Nadu from 01.07.2015 to

30.06.2018. The same may be relinquished as per CERC regulations. Balance LTA

to NR shall be discussed as per the available capacity to NR.

Page 6: 1. Member (PS) - POWERGRID · 1. Member (PS) Central Electricity Authority Sewa Bhawan, R.K.Puram New Delhi-110 066 2. The Member Secretary Western Regional Power Committee ... HASSAN4

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File Location:Z:\PSSE - Studies\LTA\CEPL & Ind-Barath LTA Operationalization

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SYSTEM STUDIES FOR OPERATIONALIZATION OF 1100 MW LTA OF CEPL & 500 MW LTA OF IND-BARATH

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Bus - Base voltage (kV)Branch - MW/MvarEquipment - MW/Mvar

kV: <=110.000 <=132.000 <=220.000 <=230.000 <=400.000 <=765.000 >765.000

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97

303

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307

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244

111

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191

48

1

60002940
Typewritten Text
Exhibit-I(a) - Base Case
Page 7: 1. Member (PS) - POWERGRID · 1. Member (PS) Central Electricity Authority Sewa Bhawan, R.K.Puram New Delhi-110 066 2. The Member Secretary Western Regional Power Committee ... HASSAN4

400-34

544005MDRA

396-44

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20

487

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File Location:Z:\PSSE - Studies\LTA\CEPL & Ind-Barath LTA Operationalization

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SYSTEM STUDIES FOR OPERATIONALIZATION OF 1100 MW LTA OF CEPL & 500 MW LTA OF IND-BARATH

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26

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79

26

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TALCHER

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Bus - Base voltage (kV)Branch - MW/MvarEquipment - MW/Mvar

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257

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217

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1

60002940
Typewritten Text
Exhibit-I(b) - Base Case with 1100 MW LTA of CEPL & 500 MW LTA of Ind-Barath
Page 8: 1. Member (PS) - POWERGRID · 1. Member (PS) Central Electricity Authority Sewa Bhawan, R.K.Puram New Delhi-110 066 2. The Member Secretary Western Regional Power Committee ... HASSAN4

400-36

544005MDRA

395-45

530

-528

13

484

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35

-30

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-67

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179

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1662

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544018TIRUNEL4

544014ARSUR4

395-44

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-8

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368 5

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504

544007HOSUR4

395-37

396-36

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170 9

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514009CHAND-SR

400-9

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File Location:Z:\PSSE - Studies\LTA\CEPL & Ind-Barath LTA Operationalization

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SYSTEM STUDIES FOR OPERATIONALIZATION OF 1100 MW LTA OF CEPL & 500 MW LTA OF IND-BARATH

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TALCHER

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Bus - Base voltage (kV)Branch - MW/MvarEquipment - MW/Mvar

kV: <=110.000 <=132.000 <=220.000 <=230.000 <=400.000 <=765.000 >765.000

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1

60002940
Typewritten Text
Exhibit-I(c) - Base Case with 1100 MW LTA of CEPL & 500 MW LTA of Ind-Barath and N-1 of Tuticorin PS - Madurai 400kV Quad D/c line
Page 9: 1. Member (PS) - POWERGRID · 1. Member (PS) Central Electricity Authority Sewa Bhawan, R.K.Puram New Delhi-110 066 2. The Member Secretary Western Regional Power Committee ... HASSAN4

400-34

544005MDRA

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395-44-3

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-5

-234 -0

234

-5

514017VEMAGIR4

514015SIMHD-II

238

-21

-236

-7

1100

-129

1150

-185

524034KUDGI-NT

416-25

-176

104

176

-111

-176

104

176

-111

-176

104

176

-111

-176

104

176

-111

704

-200

514050NPKUNTA

403-28

135 8

-134

-41

371

-22

-367

-14

236

-63L

413-28

-263

40

267

-54

544115IND-BARATH

400-27

-250

38

250

-57

-250

38

250

-57

500

-115

-290

-47

290

83

-234

-51

234

76

-283

-32

283

66

-209

-33

209

52

-382

-119

382

163

-257

-53

257

70-286

-89

286

113

-279

-42

75

-122

-40

122

47

-99

-399 7

96

-27

-96

31

-228

-23

228

44

-181

-29

181

42

-97

-43

97

47

96

-25

-96

29

-270

-98

270

119

-80

-24

80

27

-334

-99

334

133

-165

-8

165

18

2 -43

-2 44

-360

-72

360

108

-259

-73

-223

-29

223

50

-163

-60

163

72

-212

-6081

-265

-13

265

46

-322

17

322

33

-260

-12

260

44

-316

42

316 5

-100

-35

100

40

-242

-62

88

-158

-41

-224

-53

224

-82

-56

82

60

-230

-63

230

87

-157

-35

157

-176

-21

34

-252

-52

252

81

-271

-60

271

94

-168

-39

168

51

-166

-65

166

77

-190

99

190

-80

-214

-68

214

89

-323

100

323

-49

-320

-350

-108

350

143

-266

-46

266

79

176

-83

239

108

-239

-449

20

449

20

212

-227

-46

227

68

-271

-60

271

94

-271

-60

271

94

2

-2 44

-43

2 -43

-2 44

-100

100

40

-242

242

88

-39

168

51

-230

230

87

-83

239

108

-176

-21

176

34

-52

252

81

-224

-53

224

75

157

46

-29

181

42

96

-27

-96

31

-99

-399 7

-40

122

47

-279

-42

279

75

-350

-108

350

143

-25

-96

29

-228

-23

228

44

-270

-98

270

119

-257

-53

257

70

-290

-47

290

83

-170

-59

170

72

-170

-59

170

72

46

-286

-89

286

113

-286

-89

286

113

-239

-247 -2

247

26

247

26

-252

-52

252

81

-21

176

34

-176

-76

176

90

-82

-56

82

60

-165

-8

165

18

-334

-99

334

133

-334

-99

334

133

-158

-41

158

52

-158

-41

158

52

103

259

-181

19

181

-12

19

181

-12

-181

-72

-24

72

-72

-24

72

26

-106

-13

106

18

-106

-13

106

-106

106

18

-13

26

-222

3

223

18

-222

3

223

18

-222

3

223

18

18

-134

9

134 -3

-134

9

134 -3

279

-166

-65

166

77

-168

96

File Location:Z:\PSSE - Studies\LTA\CEPL & Ind-Barath LTA Operationalization

-212

-58

212

79

-212

-58

212

79

-212

-58

212

79

-230

-63

230

87

-80

-24

80

27

-97

-43

97

47

-382

-119

382

163

-35

SYSTEM STUDIES FOR OPERATIONALIZATION OF 1100 MW LTA OF CEPL & 500 MW LTA OF IND-BARATH

-79

-23

79

26

-79

-23

79

26

-122

-181

-63

-252

-157

-2

-35

-247

-176

75

-62

158

52

242

TALCHER

-176

-76

176

90

Bus - Base voltage (kV)Branch - MW/MvarEquipment - MW/Mvar

kV: <=110.000 <=132.000 <=220.000 <=230.000 <=400.000 <=765.000 >765.000

-104

-34

104

42

-95

-31

95

38

-95

-31

95

38

-104

-34

104

42

-156

-19

156

34

-156

-19

156

34

723

-242

518028KURL800

791-22

528003RAIC800

795-24

548087TIRUVLM -4

24

-210

425

-149

378040SHOLAPUR

801-17

972

134

-969

-55

518090NELL-POL

794-25-9

2

92

-168

-179

-709

-33

710

-243

789-28

-323

100

323

-49

-322

17

322

33

-266

-46

266

-265

-13

265

46

-234

-51

234

76

-283

-32

283

66

-260

-12

260

44

-223

-29

223

50

-212

-60

212

81

-163

-60

163

72

-214

-68

214

89

-316

42

316 5

-209

-33

209

52

-266

-46

266

79

-234

-51

234

76

-232

-8

232

30

-232

-8

232

30

79

-190

99

190

-80

-190

99

190

-80

-104

43

104

-38

-104

43

104

-38

-259

-73

259

103

-223

-29

223

50

-502

67

502 8

-258

-95

258

114

-209

-33

209

52

1

60002940
Typewritten Text
Exhibit-I(d) - Base Case with 1100 MW LTA of CEPL & 500 MW LTA of Ind-Barath and N-1 of Dharmapuri(Salem New) - Salem 400kV Quad D/c line

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