SAFT approach to on-grid Energy Storage Intensium Max and ESS experiences Javier Sánchez 5 de Noviembre de 2014 - Solartys
SAFT in numbers 3856 staff worldwide 18 countries around the world 14 manufacturing sites worldwide 624 M Sales in 2013 9,3 % of Group Sales invested in R&D in 2013 23
Agenda 1. ESS requirements and its markets 2. Saft Intensium Max solution 3. ESS experience and projects utility scale Energy Storage 3
ESS requirements and its markets 4
Benefits of on-grid energy storage Storage will Facilitate integration of intermittent Renewable Energy Sources > Smoothing of highly variable generation > Capacity firming / shaping > Avoid curtailment losses (shifting energy) Provide ancillary services > Frequency regulation > Reactive power compensation > Blackstart Grid Peak Management / Voltage support -> Manage congestions in transmission lines and substations enabling grid investment avoidance / deferral 5
6 Energy Storage Value Chain Generation Transmission Distribution Electricity Customers Energy Storage Renewables Integration Ancillary Services Peak Load Management Time Shifting 100-10 s MW Energy & Power 10 s MW High Power 100 kw - MW Energy & Power 10 100 s kw Energy 6
Requirements for Energy Storage Systems Dynamic Cycling Changing power / energy patterns At variable DOD High Power capability Immediate response SOC management Operation at variable, unpredictable SOC Accurate, real-time SOC indication is a must Excellent energy efficiency Good calendar and cycle life Symmetric Charge and Discharge Power Compact transportable I want Long Life Powerful system Reliable Operation High Availability Long guarantees Low TCO 7
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 VL41M - VL30P 95% efficiency. Field proven: 12 years operation A range of existing modules and batteries The SYNERION range of product 24 or 48V and 2 to 12kW Industrial capability and expertise Manufacturing capability: Europe and US System integration expertise shared with MOBILITY RAILWAY DEFENSE 8
Synerion Modules Energy 2.2 kwh Medium Power 2.0 kwh High Power 1.4 kwh 24 V Synerion 24 E Synerion 24 M Synerion 24 P 48 V Synerion 48 E Synerion 48 M Synerion 48 P Operate only connected in series to a Saft BMM (Battery Management Module) 9 Nov Sept 2014
Calendar life and cycle life Calendar life Cycle life - in years - in nb of cycles - depending on SOC & temperature - depending on DOD and charge rate - and end of life criteria - and end of life criteria Expected life for VL Li-Ion cells according to temperature (EOL for capacity loss of 20%) Expected life (years) 20 18 16 SOC 100% SOC 75% 14 SOC 50% 12 10 8 6 4 2 0 20 30 40 50 60 70 Temperature ( C) 10,000 5,600 8,000 4,500 10 SOC: state of charge DOD: depth of discharge
Saft INTENSIUM Max solution 11
The challenge of 1 Megawatt in 20 foot container From Li-ion cells to battery in container VL41M 24V-80Ah module 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 14 tons 1 12
INTENSIUM Max a range of products - general characteristics Supply power and energy with improved availability CUSTOMER DC NETWORK CUSTOMER BUS CAN CUSTOMER AC NETWORK With 10 batteries in parallel : > If one is off: power still available ESSU 1 Battery group disconnector switch DC NETWORK 1008VDC MAX MBMM - DIAGNOSTIC MBMM BUS CAN MBMM 230V 24V BMM BMM External Stop 29 modules 10 ESSU in // 29 modules ESSU 10 With Master BMS (MBMM) for optimal balance of energy & power 13
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) 14
Intensium Max 20 product range 20 foot container 6.1m x 2.4m x H 2.9 m 4 versions available IM 20 E High Energy IM 20+E High Energy IM 20M Medium Power IM 20P High Power Energy (kwh) @ C/3 and 25 C 620 0.62 1020 0.58 580 0.42 420 Continuous discharge power (kw) 1000 600 1100 1500 Continuous charge power (kw) 300 600 600 800 Current max (A) 1600 850 1600 2500 Voltage range (V) 609-812 588-790 609-812 609-812 Dimensions L x W x H (m) 6,1 x 2,4 x 2,9 Weight (t) 14,5 21 14,5 14,5 15
Intensium Max Certifications Mechanical: ISO 668 on dimentions and ISO 12944 level C5I on corrosion protection IP54 at transport and IP33 at operation Vibration and shock tests Drop test IEC 60171-3-2 (0.1m) Seismic IEEE 693 high level Electrical: Safety: SIL2 according to IEC61508 EMC: IEC62040-2 categories C3 immunity and C1 emmissions Insulation according to EN 50178 (overvoltage category 2) Environmental: IEC 60721-3-1 on levels for dust, chemical pollution, biological pollution, wind, heat Temperature -20ºC to +55ºC Humidity up to 100% (sealed container with controlled humidity) Transport UN3480 class 9 CE marking FSS APSAD R7/13 16 17
ESS Experience & Projects Utility Scale Energy Storage 17
Energy Storage installations 2012/14 18 19
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 19 Operational Feb 2012
ILIS Project (Spain) Innovative Li-Ion System Management Design for MW Solar Plants Associates large PV plant (1,2MW) and IM20M (1,1 MW) First European PV + Battery MW plant connected to mainland grid 4 modes of operation (smoothing, ramp control, frequency response, voltage control) Operational February 2012 20
California Utility Renewable Program 3 Intensium Max 20E (1.8 MWh) coupled to a 500kW PCS Applications: Frequency regulation, Renewable smoothing & shifting. Operational June 2012 21
Hawaii Renewable Energy System project Client: HELCO, Hawaii Electricity Company Installed in May 2012 Life duration > 15 years Turnkey: 2 IM20 E (240kWh each) with integrated PCS Applications: PV smoothing Reduce renewable energy curtailments Ancillary services: spinning reserves Operational July 2012 22
STORE project Client: ENDESA, Spanish DSO Canary Islands, Spain 3 x IM20+E = 3MWh Ingeteam PCS 1 MW Applications: Substation peak shaving Wind & PV ramp control frequency & voltage control Operational March 2013 23
Wind Storage project in Saskatchewan, Canada 2 Intensium Max 20E (8ESSUs each ) and 2x200kW PCS ABB Demo project with funds from Canada and Saskatchewan region Applications: Wind power smoothing (10% per minute) of 800kW wind turbine Peak shaving : 400kWh Operational April 2013 24
Bardzour PV+Battery project (La Réunion Island) Akuo Energy is one of the first IPPs to develop and operate a PV+Battery plant in a commercial manner 9MWp PV Plant with ESS to meet EDF SEI requirements Shaping at 40% of maximum power Primary reserve : 10% of maximum power / 15 minutes Voltage control with reactive power Optimum sizing is 9MWh/4.5MW Li-Ion system 2 systems in 20 years Operational Oct 2014 25
Simulation scheme for On-Grid projects PV-Battery plant PV Power Forecast Power Plant measurement s Technical parameters D-1 / H-1 Production Plan Energy Managemen t System Grid operator conditions Techno-economic evaluation Power injected Number of penalties Penalized energy Storage cycle s Lifetime / aging Efficiency and auxiliaries CAPEX OPEX Payback time Optimal ESS sizing 26
Lessons learned and conclusions Energy Storage Systems can solve most integration issues of large PV Li-ion storage systems have clear technological features to perform in PV integration applications Saft Intensium Max containers have demonstrated in R&D projects (ILIS, PELLWORM) an excellent suitability for PV integration applications Advanced battery modelling is key PV+battery projects development > Sizing optimization at pre-project phase > Define charge/discharge strategies case by case to optimize lifetime / performance > Accurate lifetime estimations permit long term warranties / bankability 27
Thank you! Javier Sánchez Regional Sales Manager SBG javier.sanchez@saftbatteries.com 28