Planning and design of PV power plants - SMA Solar · PDF filePlanning and design of PV power...

SMA Solar Technology AG

Planning and design of PV power plantsBe a solar expert

The information contained in this presentation is subject to amendment, revision and updating. Certain statements contained in thispresentation may be statements of future expectations and other forward-looking statements that are based on the management’s current

Disclaimer

presentation may be statements of future expectations and other forward looking statements that are based on the management s currentviews and assumptions and involve known and unknown risks and uncertainties. Actual results, performance or events may differ materiallyfrom those in such statements as a result of, among others, factors, changing business or other market conditions and the prospects for growthanticipated by the management of the Company. These and other factors could adversely affect the outcome and financial effects of theplans and events described herein. The Company does not undertake any obligation to update or revise any forward-looking statements,whether as a result of new information future events or otherwise You should not place undue reliance on forward looking statements whichwhether as a result of new information, future events or otherwise. You should not place undue reliance on forward-looking statements whichspeak only as of the date of this presentation.All information contained herein has been carefully prepared. Nevertheless, we do not guarantee its accuracy or completeness and nothingherein shall be construed to be a representation of such guarantee.The information contained in this presentation is subject to amendment, revision and updating. Certain statements contained in thispresentation may be statements of future expectations and other forward-looking statements that are based on the management’s currentviews and assumptions and involve known and unknown risks and uncertainties. Actual results, performance or events may differ materiallyfrom those in such statements as a result of, among others, factors, changing business or other market conditions and the prospects for growth

ti i t d b th t f th C Th d th f t ld d l ff t th t d fi i l ff t f thanticipated by the management of the Company. These and other factors could adversely affect the outcome and financial effects of theplans and events described herein. The Company does not undertake any obligation to update or revise any forward-looking statements,whether as a result of new information, future events or otherwise. You should not place undue reliance on forward-looking statements whichspeak only as of the date of this presentation.Thi t ti i f i f ti l d t b f th di t ib t d d t t whi h i t th dd fThis presentation is for information purposes only and may not be further distributed or passed on to any party which is not the addressee ofthis presentation. No part of this presentation must be copied, reproduced or cited by the addressees hereof other than for the purpose forwhich it has been provided to the addressee.This document is not an offer of securities for sale in the United States of America. Securities may not be offered or sold in theU it d St t f A i b t i t ti ti f i t ti d th U S S iti A t f 1933


United States of America absent registration or an exemption from registration under the U.S. Securities Act of 1933 asamended.

The SMA Solar Academy

> Transfer of knowledge> Well-matched

comprehensive seminar program

> Small, medium and large scale PV plantsscale PV plants

SMA Solar Technology AG 3P-P-PD-1-DE-en_WW-124010

Organizational Matters

> Escape routesEscape routes> Meeting point in case of a fire alarm> Toilets> Smoking area> Please mute your cell phones or switch them off> Badges

> Solar Academy contact data> Phone: +49 (0)561-9522-4884 > il S l d @SMA d> Badges

> Cafeteria> e-mail: [email protected]

> Download areas:> http://www.SMA.de/handoutp


1. Introduction | 2. Design | 3. Sunny Design | 4. Option Code | 5. Workshop

Seminar Contents

Introduction12 Design of large scale PV plants with SMA components3 Sunny Design 2 30

Option Code: SC, SSM, TCS, Communit3 Sunny Design 2.3045 W k h5 Workshop



Large scale PV plant design

> Environment > Sunny Central> PV generator/module> Combiner Box

M

> Transformer Compact Station> Grid

M> Sunny String Monitor > Monitoring



> Environment/cos φ: Germany/cos φ= 1 > Grid: 20 kV / 50 Hz

Example:

> PV generator/module: 0,910 MWp / MPV120M> Sunny String Monitors: SSM XX-11

l

> Monitoring: DSL> NPR: 80-100%

> Sunny Central: SC XXX CP > Transformer Compact Station: TCS XXXX



Data sheet: Module MPV 120-M -

SMA Solar Technology AG 8P-P-PD-1-DE-en_WW-124010Source: www.masdarpv.com


Module MPV 120-M

SMA Solar Technology AG 9

P-P-PD-1-DE-en_WW-124010Source: www.masdarpv.com


> Version 2.30

Sunny Design Software

> Electric properties> Temperature coefficients



Sunny Design Software



> PV string length

Sunny Design

> PV generator size > Nominal Power Ratio> P f t

> Power factor



> Maximum PV voltage VOC (-10 ºC)

Sunny Design

M> Maximum PV current IMPP (+70 ºC, 1000 W/m2)

> Minimum PV voltage VMPP (+70 ºC)

M M



> Annual energy yield M

Sunny Design

> Specific energy yield > Performance ratio > N i l ti

M M M> Nominal power ratio M



Sunny Central 760 CP-10 - Option Code

1. Maximum DC-Voltage2. DC connection3. DC fuses4 d4. Grounding5. Insulation monitoring6 Communication6. Communication7. Fiber optic components8. Language/Country9. AC switch10. String current monitoring11. AC voltage12. Cabinet layout



> Connecting solar modules (V MPP = 109 V) in series increases the voltage in string

Sunny Central 760 CP-10 - Maximum DC voltage

> Strings may not exceed the permissible system voltage (VMAX = 1000 V) under the worst conditions (low temperatures, high radiation, open circuit)

> Each of the strings connected to a Sunny Central must always have the same number of solar g y ymodules connected in series

MPV120M MPV120M MPV120M

. . .


V OC String < 1000 VV OC String < V DC MAX Sunny Central P-P-PD-1-DE-en_WW-124010


Sunny Central 760 CP-10 - Maximum DC voltage


MP-P-PD-1-DE-en_WW-124010


Sunny Central 760 CP-10 - DC connection

> PV module MPV 120M> Thin-film technology> Fuses in plus and isolating blades in minus

M



Sunny Central 760 CP-10 - DC fuses

> PV module MPV 120M> Thin-film technology> Fuses in plus and isolating blades in minus> F i 125A/160A/200A/250A/315A/400A> Fuse sizes: 125A/160A/200A/250A/315A/400A



> Maximum current of PV generator 1390.4 A


> Fuses in plus: 5/7/8 fuses are possible> Possible fuse sizes: 400A/315A/250A> R d ti f t 0 7> Reduction factor: 0.7> Isolating blades in minus

Fuses 125 A 160 A 200 A 250 A 315 A 400 A

Maximum current of PV arrays 1390.4 A

Reduction factor 0.7 0.7 0.7 0.7 0.7 0.7

I Fuse-max 87.5 A 112 A 140 A 175 A 220 A 280 A


N Inputs DC + 16 13 10 8 7 5

P-P-PD-1-DE-en_WW-124010


> 5/7/8 inputs with fuses are possible


> 5/7/8 Sunny String Monitor (SSM) are possible too> Maximum permissible DC current of SSM must be considerate> M i i ibl DC t f SSM d d bi t> Maximum permissible DC current of SSM depends on ambient

temperature

Sunny String Monitor


y g




SSM24-11

SSM16-11




SSM24-11

SC 760 CP-10:8 x Fuse 250 A (I Fuse-max = 175 A) 7 x Fuse 315 A (I Fuse-max = 220 A) 5 x Fuse 400 A (I Fuse-max = 280 A)

SSM16-11




SC 760 CP-10:


SSM24-11SC 760 CP-10:8 x Fuse 250 A (I Fuse-max = 175 A) 7 x Fuse 315 A (I Fuse-max = 220 A) 5 x Fuse 400 A (I Fuse max = 280 A) 5 x Fuse 400 A (I Fuse-max 280 A)

SSM16-11



Option 1: Calculating with SSM 24-11 - DC fuses

> PV generator: 1264 strings> Inverter: 1 x SC 760 CP-10> SC 760 CP-10 fuses: 5 x DC + bar > SC 760 CP 10 f i 400A> SC 760 CP-10 fuse size: 400A> SC 760 CP-10 reduction factor: 0,7> Sunny String Monitor: 5 x SSM 24-11y g

Fuses SC 760 CP 125 A 160 A 200 A 250 A 315 A 400 A


I Fuse-max 87.5 A 112 A 140 A 175 A 220 A 280 A


N Inputs 16 13 10 8 7 5



> 5 x SSM 24-11


> SSM 24-11 I DC max : 312 A (50 ºC)> SSM 24-11 fuse sizes: 10A/12A/16A/20A> SSM 24 11 d ti f t 0 65 (50 ºC)> SSM 24-11 reduction factor: 0.65 (50 ºC)> IString = 1.10 A

Fuses SSM 24-11 10 A 12 A 16 A 20 A

Reduction factor 0.65 0.65 0.65 0.65

Max. I Fuse 6.5 A 7.8 A 10.4 A 13.0 A

Max. Strings Fuse 5 7 9 11

Max. Strings SSM24-11 120 168 216 264





> Fuse size 20 A


> Up to 11 strings per SSM input> Up to 264 string per SSM> It i t i l bi b ith 11 i t> It is necessary to use a special combiner box with 11 inputs> High cost of DC cabling

Fuses SSM 24-11 10 A 12 A 16 A 20 A

Reduction factor 0.65 0.65 0.65 0.65

Max. I Fuse 6.5 A 7.8 A 10.4 A 13.0 A

Max. Strings Fuse 5 7 9 11

Max. Strings SSM24-11 120 168 216 264





> 5 x SSM 24-11 > Special combiner box is necessary


> PV generator has 1264 strings> Fuses can not be identical> 4 SSM 24 11 ith 20 A f

> High cost

SC 760 CP-10:> 4 x SSM 24-11 with 20 A fuse> 1 x SSM 24-11 with 16 A fuse

SC 760 CP 10:5 x Fuse 400 A (I Fuse-max = 280 A)

4 x SSM 24-11 Fuses SSM -11 10 A 12 A 16 A 20 A

1 x SSM 24-11 120 168 216 264

2 SSM 24 240 336 432 528

96 Fuses (20A) 96 Combiner box (11 strings)

2 X SSM 24-11 240 336 432 528

3 X SSM 24-11 360 504 648 7921 x SSM 24-11 24 Fuses (16A)

24 Combiner box (9 strings)

4 X SSM 24-11 480 672 864 1056

5 X SSM 24-11 600 840 1080 13205 x SSM 24-11 120 Combiner box (11/9 strings)


Customer combiner cox120 Fuses (20/10 A) 1264 Fuses (5A)




> PV generator: 1264 strings> Inverter: 1 x SC 760 CP-10> SC 760 CP-10 fuses: 7 x DC + bus > SC 760 CP 10 f i 315 A> SC 760 CP-10 fuse size: 315 A> SC 760 CP-10 reduction factor: 0,7> Sunny String Monitor: 7 x SSM 16-11y g

Fuses SC 760 CP 125 A 160 A 200 A 250 A 315 A 400 A


I Fuse-max 87.5 A 112 A 140 A 175 A 220 A 280 A

N 16 13 10 8 7 5


N Inputs 16 13 10 8 7 5



> 7 x SSM 16-11


> SSM 16-11 I DC max : 260 A (50 ºC)> SSM 16-11 fuse sizes: 10A/12A/16A/20A/25A> SSM 16 11 d ti f t 0 65 (50 ºC)> SSM 16-11 reduction factor: 0.65 (50 ºC)> I String = 1.10 A

Fuses SSM 16-11 10 A 12 A 16 A 20 A 25 A

d fReduction factor 0.65 0.65 0.65 0.65 0.65

I Fuse-max 6.5 A 7.8 A 10.4 A 13 A 16.25 A

Strings Fuse 5 7 9 11 14g Fuse

Strings SSM16-11 80 112 144 176 224





> Fuse size 25 A


> Up to 14 strings per SSM input> Up to 224 string per SSM> It i ibl t i l bi b ith 14 i t> It is possible to use a special combiner box with 14 inputs> It is possible to use the SMA Combiner Box with 12 inputs

Fuses SSM 16-11 10 A 12 A 16 A 20 A 25 A

d fReduction factor 0.65 0.65 0.65 0.65 0.65

I Fuse-max 6.5 A 7.8 A 10.4 A 13 A 16.25 A

Strings Fuse 5 7 9 11 14g Fuse

Strings SSM16-11 80 112 144 176 224





> Up to 1568 strings


> Special combiner box with 14 fuses> High cost of DC cabling

Fuses SSM 16-11 10 A 12 A 16 A 20 A 25 A

1 x SSM 16-11 80 112 144 176 224

2 X SSM 16-11 160 224 288 352 448

3 X SSM 16-11 240 336 432 528 672

4 X SSM 16-11 320 448 576 704 896

5 X SSM 16-11 400 560 720 880 1120

6 X SSM 16-11 480 672 864 1056 1344

7 X SSM 16-11 520 784 1008 1232 1568


7 X SSM 16 11 520 784 1008 1232 1568Sunny String Monitor



Option 2: Calculating with SSM 16-11 - SMA Combiner Box

> Up to 24 DC fuses (12 plus/12 minus)> Fuse sizes 5 A, 10 A, 12 A, 15 A, 20 A, 25 A> Reduction factor 0.55> U t 2 t i DC f> Up to 2 strings per DC fuses> Equipped with a DC switch-disconnector> Overvoltage protectiong p


SMA Combiner Box



> Maximum allowable reverse current is 5 A


> Recommended circuit configuration is 5 strings x 6 modules per cluster> There is no need for a serial fuse per string in the case of a 5 strings per cluster > F 6 t i d i l f f 5 A t i i t b d> From 6 strings onward, a serial fuse of 5 A per string is to be used > Bear in mind that the minus pole of PV generator must be grounded

I Cluster = 5,50 A

P = 120 Wp, V OC = 142,2 V, I SC = 1,34 A, I MPP = 1,10 A

+

6 6 6 6 6

I String = 1,10 AV OC = 853,2 V

1 1 1 1 1


_P-P-PD-1-DE-en_WW-124010


> SMA Combiner Box reduces cost


> 12 strings per SMA Combiner Box> 12 DC + fuses> F i 5 A> Fuse size 5 A > 1 string per fuse> 192 strings per SSM 16-11

F SSM 16 11 10 A 12 A 16 A 20 A 25 A 25 A

g p

SMA Combiner Box

Fuses SSM 16-11 10 A 12 A 16 A 20 A 25 A 25 A


I Fuse-max 6.5 A 7.8 A 10.4 A 13 A 16.25 A 13.20 AFuse-max

Strings Fuse 5 7 9 11 14 12

Strings SSM16-11 80 112 144 176 224 192

SMA Solar Technology AG 35SMA Combiner Box



> 7 x SSM 16-11 > 6 x SSM 16-11 with 25 A fuse


> 1264 strings> Fuses can not be identical

SMA Combiner Box (12 strings)SC 760 CP-10:

SMA Combiner Box (7 strings)

> 1 x SSM 16-11 with 12 A fuse

Fuses SSM 16-11 10 A 12 A 16 A 20 A 25 A 25 A

1 x SSM 16-11 80 112 144 176 224 192

SMA Combiner Box (12 strings)7 x Fuse 315 A (I Fuse-max = 220 A)

6 x SSM 16-11 96 fuses (25 A)

SMA Combiner Box (7 strings)

2 X SSM 16-11 160 224 288 352 448 384

3 X SSM 16-11 240 336 432 528 672 576

96 fuses (25 A) 96 combiner box (12 strings)

1 x SSM 16-11

4 X SSM 16-11 320 448 576 704 896 768

5 X SSM 16-11 400 560 720 880 1120 960

16 fuses (12 A) 16 combiner box ( 7 strings)

7 SSM 16 11

6 X SSM 16-11 480 672 864 1056 1344 1152

7 X SSM 16-11 520 784 1008 1232 1568 1344

7 x SSM 16-11 112 combiner box (12/7 strings) 112 fuses (25/12 A) 1264 fuses (5 A)


( )




> Optimal solution> 7 x SSM 16-11> 112 Combiner Box




> 7 fuses per pole> Fuse size: 315 A

M



Sunny Central 760 CP-10 - Grounding

> PV module MPV 120M> Thin-film technology> GFDI and minus grounding

M



Sunny Central 760 CP-10 - Grounding



Sunny Central 760 CP-10 - Insolation monitoring

> With GFDI

M



Sunny Central 760 CP-10 - Communication

> Touch display

M



COM-CInverter 01SC 760 CP-10

Inverter 02SC 760 CP-10

Sunny Central 760 CP-10 - Fiber optic components

in control center/grid operationInternet

1 500 m

5 m

SMA Service900 m

5 m

InverterInverter

75 m

Inverter

Fiber optics multi mode

Copper (100m max. length between 2 participants)

Fiber optics single mode (15 km max. length between 2 participants)

Fiber optics multi mode (2km max. length between 2 participants)

M


M



Sunny Central 760 CP-10 - Language /Country of destination

> Germany

M M



Sunny Central 760 CP-10 - AC switch

> With AC circuit breaker

M



Sunny Central 760 CP-10 - String current monitoring

> 7 x SSM 16-11

Fiber optic or Ethernet (Cu)

(optional)Splicebox

> 7 x 16 = 112 channels> Max. 8 channels per SMU> M 10 SMU´ h b

ServiceSwitch(E h )

(optional)Fiber optic converter> Max. 10 SMU s per hub

> Max. 3 hubs per SC 760 CP-10

RS485Inverter

WebBox

RS485

(Ethernet )

SCSMC

SSM 1

Sunny StringMonitor

Hub

RS485

SSM 2SSM 3

SSM N

SC xxx CP

RS485


SSM N SCSMC: Sunny Central String Monitor Controller



> 112 channels


Fiber optic or Ethernet (Cu)

(optional)Splicebox

> 14 SMUs> 2 hubs> H b1 48 h l

ServiceSwitch(E h )

(optional)Fiber optic converter> Hub1: 48 channels

> Hub 2: 64 channels 1 SSM 16-112 SSM 16-11

Hub 1RS485

RS485Inverter

WebBox

RS485

(Ethernet )3 SSM 16-11

SCSMC

4 SSM 16-11 Hub 2

RS485

RS485

5 SSM 16-11 6 SSM 16-11

7 SSM 16-11

SC 760 CP-10


SCSMC: Sunny Central String Monitor Controller




> 112 channels> 14 SMUs> 2 hubs> H b1 48 h l> Hub1: 48 channels> Hub 2: 64 channels

M



> 342 V

Sunny Central 760 CP-10 - AC voltage and cabinet layout

> Standard

M M



Sunny String Monitor SSM 16-11 - Option Code

> Optimal solution> 7 x SSM 16-11> 112 Combiner Box




SMA Combiner Box

PV strings

Sunny Central SC 760 CP-10y

Sunny String Monitor SSM 16-11



> 6 x SSM 16-11


> 96 x SMA Combiner Box> 1152 strings

5 A

25 A16 X PVM 120M

1

SMA Combiner Box

12

Sunny Central (315 A fuse)

16

y ( )


16



> 1 x SSM 16-11


> 16 x SMA Combiner Box> 112 strings

5 A

25 A16 X PVM 120M

1

SMA Combiner Box

7

Sunny Central (315 A fuse)

16

y ( )


16



X 6


X 6

X 6

X 6

1

2

7

X 6

X 6Sunny String Monitor

SSM 16-11



1. Cabinet


2. Device type3. Version4 f4. String fuse5. DC switch6 Connections per input6. Connections per input 7. Connector8. Cable glands with sealing area9. DC output10. Language












X 6

SMA Combiner Box - Option Code

X 6

X 6

X 6

1

2

7

X 6

X 6

SMA Combiner Box












Sunny Central 760 CP-10 - Communication Concept

in control center/grid operationInternet

1 500 m

5 m

SMA Service900 m

5 m

InverterInverter

75 m

Inverter










Communitin control center/grid operation

Internet1 500 m

5 m

SMA Service900 m

5 m

InverterInverter75 m

Inverter










CInternet 1 500 m

5 m

Communit

SMA Service900 m

5 m

InverterInverter

75 m

Inverter







Communit - Option Code



Communit - Option Code



> Transformerless inverter must not be used (e.g. Sunny Tripower)

Transformer Compact Station and SC 760 CP-10

> Sunny Centrals require always a medium voltage transformer

UU UG idUWRUPV-MPP

~~~UGrid


Medium voltage transformerSunny Central



Transformer Compact Station and 760 CP-10


C i


CommunitTransformer Compact Station and 760 CP-10X 6

X 6

1

23 x 342 V 3 x 20 kV

X 6

X 6

7

TCS 1600 SC

X 6

Inverter 01 Inverter 02TCS 1600 SCX 6

X 6



Transformer Compact Station TCS 1600 SC - Option Code



Design of large scale PV-Plant Communit

X 6

X 6

1

23 x 342 V 3 x 20 kV

X 6

X 6

7

TCS 1600 SC

X 6

Inverter 01 Inverter 02TCS 1600 SCX 6

X 6



> Environment/cos φ: Milan (Italy)/cos φ= 1 > Grid: 20 kV / 50 Hz

Workshop

> PV generator/module: 1,9 MWp / E19 / 318> Sunny String Monitors: SSM XX-11> S C t l SC XXX CP XT

> Topology: Ring> Monitoring: DSL> NPR 80 100%> Sunny Central: SC XXX CP XT

> Transformer Compact Station: TCS XXXX> NPR: 80-100%



Design

1. PV module data sheet2. PDF file Sunny Design 2.303. Sunny Central data sheet4 SSM d t h t4. SSM data sheet5. Communit data sheet6. TCS data sheet7. Sunny Central option code8. SSM option code9. Communit option code10. TCS option code



Allways up to date with the Sunny Newsletter

go.sma.de/newsSMA Solar Technology AG 73P-P-PD-1-DE-en_WW-124010

g /

Let‘s be realisticand try the impossible!

Let‘s be realisticand try the impossible!


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