Identifying Different Iron Phosphate Battery Applications by Demonstrating Different Case Studies Worldwide Fabrizio Ciaccia Senior Country Manager BYD Energy Storage
BYD Profile BYD Energy Storage Solution CONTENT Home Based DESS Micro Grid Application Community ESS Application Cases
BYD Business Areas > Robust Research Institutes Transportation Transportation Pure electric, hybrid and combustion automobiles Pure electric transit buses Pure electric fork lift Material Science New Energy Solar power generation Utility scale battery storage system Rechargeable batteries LED lighting Wireless Communication Consumer Electronics LCD touch panels Laptop and mobile devise components Industrial, PC and security cameras Power management circuitry And more. Electric Power
Energy Storage Solutions > Transportable Energy Storage Station (TESS) - Safe and Eco-Friendly Battery Technology - Long Service Life (20 years =6,000 cycles) - Light-Weight (Energy Density: 120Wh/kg) - High Power Density: 623 W/kg Commercial & Industrial ESS ESS Community storage Energy Generation ESS City or Industrial HES Family
Micro-grid system Micro-grid (MG) system takes use of the once energy and micro power supply, equipped with storage system to supply electricity, is small-scale versions of the centralized electricity system.
BYD Home based system> DESS EPS3000 EPS1500
IRR Calculation> Without Incentives With Incentive 7.4% 13% PV 4 KWp Battery 8 KWh FITs 0.18 /Kwh Daily Radiation 3.2 Kwh/ m2 /day System Information Local Electricity Cost 0.26 /Kwh Storage Incentive 0 /Kw Grid Electricity Annual increase Rate 4% System Cost 11000 IRR 7.4%
BYD Community ESS> BYD Large-scale ESS First Shipment to Switzerland System Configuration: Capacity: 50kW/60kWh Voltage Level: 480V (AC60Hz) 50kW bi-directional BYD inverter 60kWh BYD Iron Phosphate battery pack Mode: Unattended/MODBUS Human Machine Interface (HMI) for operation and diagnosis Finished time: Nov. 2012 American EPRI 50kW/45kWh ESS is the first overseas project of BYD. System Configuration: Capacity: 50kW/45kWh Voltage grade: 380V/50Hz Location: America Ambience: Indoor, 5~90%RH Mode: Unattended/MODBUS Finished time: Dec. 2010 Cooperator: American EPRI
Storage System for Nuclear Station> 15 China Guangdong Nuclear Power Corp Nuclear Power Plant BYD Company BYD Energy Storage On August 30th, 2012, BYD once again won the bidding of a nuclear power station s high power capacity battery energy storage project from CGNPC (China Guangdong Nuclear Power Corp). Total capacity is 2.5MW/3.5MWh.
Why the storage needed> Very heavy earthquake happened in Japan 2011 What the earthquake brought? Threaten from the Nuclear Why the nuclear disaster happened? BYD energy storage system to solve this problem!
System character> Excellent PCS, multi-host PCS, off-grid with loading, quick response, high reliability, and can sustain switching impact from high power electrical machine Based on new real time, emulation platform Active balance Battery management system, reduce the cost of system maintenance Station level temperature control system, realize best Performance with low energy cost Modular design and Redundant design, which increased the system reliability, and accepted by the nuclear industry Enhanced construction design, which can be on operation when earthquake
BYD Micro Grid System ESS 250kW/500kWh for United Nations Climate Change Conference in Doha --GreenGulf and Chevron select Iron-Phosphate battery storage system System Parameter System Capacity:250kW/500kWh Nominal Output Voltage: 415VAC Nominal Frequency: 50Hz Round-trip-efficiency: 89% AC-DC-AC (with THD<3%). Running since December 9th, 2012 Location: Doha, Qatar This battery storage system is used in the micro grid which has been combined with PV, diesel generator, and grid. It could be used as energy storage and back up power.
Show Case > China State Grid ESS Capacity : 6 MW/36 MWh Location : Hebei, China Operation time : Dec., 2011 China State Grid 6MW ESS Chevron Micro-Grid ESS Capacity : 2MW/4MWh Location : CA, US Finished time: Oct. 2011 China Southern Grid ESS Capacity : 3 MW/12 MWh Location : Shenzhen, China Operation time : Sep., 2011 Containerized ESS in Charlotte Capacity: 200kW/500kWh Location : Charlotte US Finished time: Apri. 2012 3 MW ESS Chevron Micro-Grid ESS
BYD Utility Scale Energy Storage System> Current status: More generation but less consumption of the renewable energy in this region. Lots of wind farms in North of China, but the output is not stable, lots of wind power was waste. Energy Storage is deemed to be a good option to resolve this problem, ZhangBei State Grid Renewable Generation Site was designed by SGCC and is part of the National Golden Sun program BYD commissioned 36MWh here in 12/30/11
Topology of the National Wind Power, Solar Power, Energy Storage and Transmission Demonstration Project, Phase (source: SGCC) >
The main parameter and function of 36MWh storage project > Main parameter System Spec:6MW / 36MWh; Battery Spec:BYD Fe 200AH battery module; Power Conversion System: 18 BYD 500kW PCS Electric interface:380v (three phase); Capacity for single unit:2mw / 12MWh; Total Capacity:6MW /36MWH; Finished time:2011 2MW energy storage unit System main function: 1. Smooth the output of wind&solar output; 2. Peak shaving and fill the valley; 3. Participate in frequency regulation; 4. Urgency transient active power response; 5. Urgency transient voltage supporting;
Chevron 4MWH Project in San Francisco> System Parameter System Capacity: 2MW/4MWh Voltage Level: 480V (AC60Hz) Round-trip-efficiency: around 91% Running since 2012 Spring Micro-grid Application (2 hours storage)
Southern Grid 3MW ESS > System Significance Help to regulate the Grid frequency, and shift the load peak Combine commercial and scientific research, explore the max potential application of BESS in National Grid System Parameter Capacity: 3MW / 12MWh Battery cell: BYD FV200 (3.2V/200Ah) Voltage Grade: 380V/50Hz (3 phase 3 line) Communication: Ethernet (modbus) Ambience: Indoor Location: Baolong, Shenzhen Finished Time: The first 1MW Jan.2011 The second 1MW May.2011 The third 1MW Aug.2011
200kW/500kWh Containerized ESS in Charlotte, North Carolina, in operation since Nov 5, 2012 System Configuration: Capacity: 200kW/500kWh Voltage Level: 480V (AC60Hz) Standard 40 container 200kW bi-directional BYD inverter (UL compliant) 500kWh BYD Iron Phosphate battery pack Human Machine Interface (HMI) for operation and diagnosis System Features: Cooling system, ventilation, air-con, fire suppression Peak shaving and load leveling Environmentally-friendly rechargeable battery chemistry Wider temperature range: 0C ~ 60C Superior service life: can be recycled over 6,000 times (100% DOD) Superior round-trip efficiencies: AC-DC-AC efficiency shown to be as high as 94%, an industry benchmark high; DC-DC efficiency as high as 96%
BYD Iron-phosphate Batteries in Service > Over 200 MWh Batteries service in EVs, Buses and ESS. >650 etaxis have been running since May 2010 33.5 Million miles travelled >200 electric buses have been running since 11 9 Million miles travelled 100 MWh in ~10 Energy Storage Stations (ESS) world-wide TOTAL: 42.5 Million Fleet miles in Service (as of Feb 2013) BYD is now #2 in the world for installed-grid-tied ENERGY Capacity according to LUX Q1-2012 report
Capacity Retention (%) Capacity Reteintion (%) Capacity Retention (%) Capacity Retention (%) Fe Battery Advantages > BYD Lithium-ion Iron-Phosphate (Fe) Battery Module Life Cycle Tests - More than 6,000 cycles life - High energy output and high energy density - Good performance in high temperature - Excellent consistency 110 100 90 80 70 60 50 40 30 20 10 0 110 100 90 80 70 60 50 40 30 20 10 0 Charge: CC at 1C to 3.6V Discharge: CC at 1C to 2.0V 0 1000 2000 3000 4000 Cycle No. Charge: CC at 1C to 3.6V Discharge: CC at 1C to 2.0V 0 400 800 1200 1600 Cycle No. 1C/1C@RT 5000 6000 1C/1C@60 2000 2400 110 100 90 80 70 60 50 40 30 20 10 0 120 110 100 90 80 70 60 50 40 30 20 10 0 Charge: CC at 3C to 3.6V Discharge: CC at 3C to 2.0V 0 500 1000 1500 2000 Cycle No. 3C/3C@RT Pack: 100 cells in series Charge: CC at 1C to 3.6V/cell Discharge: CC at 1C to 2.0V/cell 2500 3000 1C/1C@RT 0 200 400 600 800 1000 1200 1400 1600 Cycle no.
Thank you! Contact Details Fabrizio Ciaccia Senior Country Manager BYD Energy Storage Cell: +39 328 84 52 398 Email: f.ciaccia@byd.com