Development and operation of MW-scale Li-ion battery systems: Challenges, solutions, results. Jesus Lugaro

Transcription

1 Development and operation of MW-scale Li-ion battery systems: Challenges, solutions, results Jesus Lugaro Utility Week, Amsterdam, 16th October 2013

2 Agenda A: Marketing and Technical requirements for a storage battery system Saft know how B: Key Developments efforts and functionalities for the Saft s INTENSIUM Max storage system C: Reference projects and first field operation results what s next 2

3 Marketing and Technical requirements 3

4 A: Purpose and Benefits of Storage Storage will > Ease massive deployment for Renewable Energy restricted by their intermittent power with Smoothing of highly variable generation Shaping/shifting energy injection Provide primary reserves > Avoid loss of revenue (curtailment) and investments in conventional balancing reserves Li-Ion Electrochemical Storage has > Immediate response (vs hydro for ex) > Flexibility in operation ( power or energy) > Very high efficiency > Scalability, adaptability to site > Easily transportable and compactness 4

5 A:Energy Storage Value Chain 5 Generation Transmission Distribution Electricity Customers Energy Storage Renewables Integration Ancillary Services Load Management Time Shifting MW 10 s MW 100 kw - MW kw Energy & Power High Power Energy & Power Energy 5

6 A: Requirements for a battery storage system 6 Dynamic Cycling > Changing power / energy patterns > At variable DOD Symmetric Charge and Discharge Power in the range of several 100kW to 1MW SOC management > Operation at variable, unpredictable SOC > Reliable, real-time SOC indication is a must Good energy efficiency Compact transportable I want Long Life Powerful system Reliable Operation High Availability Long guarantees Low TCO

7 A: Saft Li-ion Technology for ESS A range of large Li-ion cells and technology > (+) NCA or LiFePO 4 or NMC / (-) Carbon > Energy to power cell (same housing): VL45E ( 350W) -VL30P ( 860W) > 95% efficiency. Field proven: 12 years operation - 20 years 60% DOD for NCA A range of existing modules and batteries > The SYNERION range of product > 24 or 48V and 2 to 12kW 7 Industrial capability and expertise > Technology > Manufacturing capability: Europe and US > System integration expertise Solutions for: MOBILITY RAILWAY DEFENSE

8 From the cell to a MW system: Saft INTENSIUM Max solution 8

9 B: the challenge of 1 Megawatt in 20 foot container From Li-ion cells to battery in container 24V-80Ah module VL41M 56 kwh Battery assembled in // 29 modules 700V plus 1 BMM Technical characteristics for 560kWh battery: 1.1MW with 730V and 770Ah) 20 ft container for a total weight of 14tons 9

10 B: INTENSIUM Max a range of products - general characteristics 560kWh - 1.1MW Battery system 10batteries 56kwh in // 20 ft container - 14tons 1 MWh - 0.5MW Battery system 17batteries 60kwh in // 20 ft container -21tons 10

11 Voltage (V) INTENSIUM Max 1MWh performance ESSUs (with 28 SYNERION 24E Modules), BoL, +25 C, Discharge at 200kW Capacity (Ah)

12 The 1MWh INTENSIUM Max behavior under 320kW and 560Kwh INTENSIUM Max under 1MW T<25 C 320kW discharge 1MW discharge 12

13 B: INTENSIUM Max a range of products - general characteristics CUSTOMER DC NETWORK CUSTOMER BUS CAN CUSTOMER AC NETWORK Supply power and energy with improved availability Battery group disconnector switch MBMM - DIAGNOSTIC MBMM BUS CAN 230V > With 10 batteries in parallel : If one is off: power still available ESSU 1 BMM DC NETWORK 1008VDC MAX BMM MBMM 24V External Stop 29 modules 10 ESSU in // 29 modules ESSU 10 > With Master BMS (MBMM) for optimal balance of energy & power 13

14 INTENSIUM Max architecture approach Propose flexible Management policy > Slave mode : start/stop/standby mode decided by customer > Stand-alone mode : automatic start-up and ESSU 1 stop. No control input required BMM Battery group disconnector switch CUSTOMER DC NETWORK DC NETWORK 1008VDC MAX BMM MBMM - DIAGNOSTIC CUSTOMER BUS CAN MBMM BUS CAN MBMM CUSTOMER AC NETWORK 230V 24V External Stop 29 modules 10 ESSU in // 29 modules ESSU Propose local or Remote system Management Supervision -upgrade > CAN or other protocole ( Modbus, ) > Auxiliary supervision ( door, ) Saft manage safety protection: contactor - breakers -redundancy data channel

15 INTENSIUM Max : mechanical arrangement 20ft Container frame 20ft heavy duty container frame, fully adapted to various climate and location (insulation -painting). Quickly deployable without heavy civil work. Distribution cabinet for power and comm One 19 in cabinet dedicated to control and auxiliary devices. Main power, supply and communication terminals Fire suppression system Peoples and system security fully guarantee by embedded fire suppression system Multi corridor layout Battery storage system on 19 in cabinet locate along 4 corridors. All data and power connections on front face. Easily access to handliftable battery modules (20kg) 15

16 Intensium Max : thermal management Designed to purpose 1,5C power discharge, 200%Cn discharged per day Operation in harsh environment (T and humidity) Flexibility in heating and cooling capability Low consumption and easy maintenance Solution with Container thermally insulated Equipped with scalable external cooling unit (6kWth up to 15kWth) Cold air distributed on corridor by ceiling +fans 16

17 For Intensium Max we also provide: Simulation tools > electrical-functional-aging under MATLAB-SIMULINK RAMS data : > availability safety Documentation > User maintenance manual CAN dictionary Training tool - Installation ILS proposal Certificates > ISO668 UN3480 EC marking APSAD R7/13 IP more than 8months effort Environmetal LCA recycling solution Heat rejection Declaration support (ICPE) 17 Oct Oct Saft Energy Saft Storage Energy Systems Storage Systems Saft Proprietary Saft Proprietary

18 ESS Experience & Projects Utility Scale Energy Storage 18

19 Energy Storage installations 2012/13 Lithium-ion technology, containerized systems only First delivery January

20 SEPTA Philadelphia Energy Storage, Regen, and Energy Markets an Industry First INTENSIUM Max 20P container (1,5 MW) Partnering with Envitech (ABB) Customer: SEPTA > Brake energy recovery from trains > Injection during train acceleration Grid Services by Viridity to PJM >Participation in frequency regulation markets 20 Operational Feb 2012

21 SEPTA Train braking energy operation SOC management oriented to optimize lifetime (~2% aging per year) Supply savings : 1500MW ($ ) Freq reg market revenues: 15h/day ($90 000) Payback 5 years 21 ESS S

22 ILIS Project (Tudela, Spain) In partnership with: Innovative Li-ion System Management Design for MW Solar Plants Associates large PV plant (1,2MW) and IM20M (560 kwh - 1,1 MW) First European PV + Battery MW plant connected to mainland grid 4 modes of operation (defined P & Q setpoints, P ramp rate control, frequency reg, voltage regulation) Acciona control system able to adapt to different Grid Codes and to offer ancillary services based on hourly PV production predictions, meterogical data, electricity price estimation Operational March

23 ILIS Tudela Operation modes In partnership with: Ramp rate control: fluctuations in active power can be regulated according pre-defined maximum ramp rates depending on set parameters and grid operator setpoints Frequency regulation: active power production of the plant is regulated based on grid frequency. > Battery power +/-200kW (20% of Pmax) > Accuracy +/-10%, time response 4s Reactive power control: three working modes are possible: plant cos phi control regulation, voltage regulation at grid connection point or Q setpoint from operator Source: ACCIONA 23

24 Conclusion and perspectives : Existing range of standards products in line with initial requests IM 20 E High Energy IM 20+E High Energy IM 20M Medium Power IM 20P High Power Energy (kwh) Continuous discharge power (kw) Continuous charge power (kw) Current max (A) Voltage range (V) Dimensions L x W x H (m) 6,1 x 2,4 x 2,9 Weight (t) 14, ,5 14,5 24

25 Conclusion and perspectives : Saft is more than a battery supplier for utilities Three types of product offers > Battery systems offer > Battery system + Conversion System > Battery system + Conversion system + civil works Maintenance contracts Extended guarantees 25

26 Conclusion and perspectives : : End of Demonstration projects (Nicegrid, VENTEEA, Pellworm ) : First commercial projects (specially islands) >2020: Large deployments (specially high RES grids) Technical demonstration Market Design Commercial projects REX & product improvement Electrical Storage = effective grid asset 26

27 Thank You Visit us on 1.C57