WEMAG AG. Dipl.-Ing. (FH) Tobias Struck. The WEMAG Battery For Primary Control Reserve A Review Of 8 Months Of Operation

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1 WEMAG AG Dipl.-Ing. (FH) Tobias Struck The WEMAG Battery For Primary Control Reserve A Review Of 8 Months Of Operation

2 Characteristic Of Grid Area WEMAG-Group area covered approx. 8,685 sq. km WEMAG 2013 Ø nation-wide 2012 Inhabitants per sq. km Sales quantity MWh/km Quota of renewable energy 86 % 24,2 % 2

3 WEMAG A Municipal Utility Company With An Ecological Strategy ecological energy eco power plants ecological mobility energy efficiency energy storage 3

4 Green Energy 2014 Within the grid area of WEMAG, all customers can be supplied with green energy by This is on the condition that either the consumption and generation of electricity happens simultaneously or the energy could be stored. 100% 106 >110 >120 >140 90% 80% % 73 60% 50% 40% % 20% 10% % % regnerative Energien am Netzabsatz % konventionelle Energien am Netzabsatz 4

5 Projection of renewable energy power in our grid sonstige Biomasse Photovoltaik Wind alte Prognose max: alte Prognose min: Netzstudie MV II min Netzstudie MV II max max. Netzlast 2012 min. Netzlast 2012 EEG-Leistung 2014: MW Max. Grid Load Min. Grid Load Die Entwicklung der angeschlossenen Erzeugungsleistung sowie die aktuellen EEG- Ausbauziele in MV führten zu einer Anpassung der bisherigen Prognosen. Die langfristig angeschlossene Erzeugerleistung übersteigt die aktuelle Maximallast um das 5-10 fache. WEMAG Battery Power Plants

6 Residual load yearly sorted P d/a Dipl.-Ing. (FH) Tobias Struck Innovationsmanagement / Neue Geschäftsfelder

7 Residual load yearly sorted Projection 2020, 2025 P d/a Netzausbau und Abschaltung und Speicherung und intelligente Lösungen Dipl.-Ing. (FH) Tobias Struck Innovationsmanagement / Neue Geschäftsfelder

8 Operation On Market bid was accepted bid was to high (no operation) system fault and normal operation planned services 2014 KW38 KW39 KW40 KW41 KW42 KW43 KW44 KW45 KW46 KW47 KW48 KW49 KW50 KW51 KW KW01 KW02 KW03 KW04 KW05 KW06 KW07 KW08 KW09 KW10 KW11 KW12 KW13 KW14 KW15 KW16 KW17 KW18 KW19 KW20 KW21 KW22 KW23 KW24 KW25 KW26 KW27 KW28 KW29 KW30 KW31 KW32 KW33 KW34 KW35 KW36 KW37 KW38 KW39 KW40 KW41 KW42 KW43 KW44 KW45 KW46 KW47 KW48 KW49 KW50 KW51 KW52 8

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10 Principle Of Electricity Balancing Market P 5 MW 50,01 Hz 50,2 Hz 49,8 Hz 49,99 Hz f -5 MW Discharge storage Charge storage Sources: Senvska Kraftnät, Wikipedia, regelleistung.net 10

11 Project Facts Built by Younicos 5 MW / 5 MWh battery system (Lithium-Ion cells) by Samsung SDI Operates in the German primary regulating energy market Connected to a 20 kv WEMAG transformer station Subsidized with 1.32 million Schwerin-Lankow Ground breaking: September 2013 Topping out ceremony: December 2013 Test of operation: Mid 2014 Start of operation September

12 5 MW Lithium Manganese Oxide Battery Power Plant - Hall Plan 12

13 Performance Warranty 20 years performance warranty by Samsung SDI - Chemistry of LiIon-Batteries - Automatic climate control 24/7 - Battery management software by Younicos 13

14 Conventional Balancing Energy vs. Storage 14

15 Conventional Balancing Energy vs. Storage Providing primary balancing power by the conventional power stations Must run - + Free for wind and sun - + Providing primary balancing power by battery plants 15

16 Our Common Competitor burns coal for per MW a week! Highest bid Average price Lowest bid WEMAG Unternehmenspräsentation

17 Market Income (monthly mean)

18 How The Facility Operates 18

19 Needed Primary Balancing Power (One Month) 19

20 Sorted Needed Primary Balancing Power Sorted 15-minute values of generated Power last months kw kw Einspeisung Bezug kw kw 500 kw 0 kw kw kw kw kw kw 20

21 Operation On Market bid was accepted bid was to high (no operation) system fault and normal operation planned services 2014 KW38 KW39 KW40 KW41 KW42 KW43 KW44 KW45 KW46 KW47 KW48 KW49 KW50 KW51 KW KW01 KW02 KW03 KW04 KW05 KW06 KW07 KW08 KW09 KW10 KW11 KW12 KW13 KW14 KW15 KW16 KW17 KW18 KW19 KW20 KW21 KW22 KW23 KW24 KW25 KW26 KW27 KW28 KW29 KW30 KW31 KW32 KW33 KW34 KW35 KW36 KW37 KW38 KW39 KW40 KW41 KW42 KW43 KW44 KW45 KW46 KW47 KW48 KW49 KW50 KW51 KW52 21

22 Other Services Provided By Battery Power Plants Primary balancing power Secondary balancing power Voltage stability Power factor correction Black start capacity Short-circuit power 22

23 Vielen Dank für Ihre Aufmerksamkeit Schwerin Telefon Telefax Obotritenring 40