Renewable Energy Storage Devices [互換モード]

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Energy storage devices (battery, capacitator): Large storage, low cost, Long life, high density, small storage, high cost, high power, high rate charge, long life

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Renewable Energy Storage Devices [互換モード]

  1. 1. Renewable energy storage devices Shin–KOBE electric machinery co,. Ltd. 2011.3
  2. 2. Business Activities 2 We are “HITACHI” group company.Three Business Domains Sales Turnover in 2009 Storage Industrial Batteries Battery, Automotive Storage Electric Battery Batteries Equip. etc 42% Electric Electric 32% 90 B¥ Equipments Machines Plastic Plastic products Products 26%
  3. 3. RE storage Business Strategy 3 We have 3 Storage Devices. ・Large storage Hybrid storage ・Low cost For example ・Long lifeLL Battery ・Storage & Stabilization ・High density ・Small storageLithium-ion ・High cost battery ・Storage & wave smooting ・High powerLithium-ion ・High rate charge capacitor ・Long life
  4. 4. Compare of storage devices 4 Each devices have unique characteristic. We propose “hybrid storage” system. Discharge time 10h 1h 0.1h 36S 1000 3.6S 100 NaS Lithium-ion battery Energy density(Wh/kg) LL battery 0.36S 10 Ni-MH(Vitality) L-cap 36ms 1 EDLC 0.1 Chemical capacitor 0.01 10 100 1K 10K 100K Output density(W/kg) (Momentary power)
  5. 5. Image of “Hybrid storage” 5 Demand power carb Li-ion capacitor support areaDemand Li-ion battery support area Lead acid battery support area Time
  6. 6. Hybrid storage demonstration project 6 LL battery + Capacitor ・Nishime (Akita, Japan) ・Wind turbine stabilization ・Now operation from Aug. 2007 LL battery +NaS battery ・Los Alamos (NM, USA/by NEDO) ・PV storage & Grid stabilization ・Order (Set up at 2011)LL battery + Li-ion battery ・Yokohama city (Japan/by NEDO) ・PV storage & EV charge ・Order (Set up at 2011)
  7. 7. How it works with LL type battery 7Actual Data from Nishime Demo Project Green line: Wind Turbine Batteries absorbed a fluctuation in wind turbine output. Discharge from batteries kept output from dropping rapidly. Red line: Combined output
  8. 8. How it works with LL battery & capacitor 8Actual Data from Nishime Demo Project The smooth degree of the output wave pattern rises by a capacitor
  9. 9. 1.LL Battery2.Lithium ion Battery3.Lithium ion Capacitor
  10. 10. Structure of our battery (LL-W type) 10 Item LL1500W-8 Voltage 8V Single Battery 10HR capacity 1,500Ah Wind power model LL-WSingle Battery Energy capacity 12kWh Installation Horizontal Height 473 Dimension Width 799 (mm) Depth 500 Weight (kg) 485 Expected life Accum total Discharge 3,150CAh and 17 years(Battery temperature 25 ℃) SOC range 30~ 90% Charge Condition Per SKE’s instruction Sealed with Battery Construction Regulated Valve
  11. 11. Battery assemble 11 insert 3kWh battery Series of 384 cells battery 3kWh×4セル=12kWh battery unit Total capacity=1.1MWhBack Two lines ofplacement 12 rows placement
  12. 12. Large scale product 12Capacity:1.1MWh Capacity:4.4MWhDC voltage rank:1,000V DC voltage rank:1,000V 1.2m Maintenance space 7.8m 1.0m 12.0m 2.0m 12.0m 2.0m Weight Weight 188,000kg 47,000kg
  13. 13. Battery assemble in Container 131.1MWh APL 45ft type More then 1.0m
  14. 14. Single Battery Product Line-up 14 Battery type Wind Power Peak Shift (Energy Storege) LL50 LL220 LL330 LL1000 LL1500 LL1000 LL1500 Battery Model LL1500W-8 12 24 24 12 8 S-12 S-8 Voltage V 8 12 24 24 12 8 12 8 Ah 1,500 50 220 330 1,000 1,500 1,000 1,500 Capacity Wh 3,000 600 440 660 2,000 3,000 2,000 3,000 Output kWh 12.00 - 5.28 7.92 12.00 12.00 12.00 12.00 U Volume Liter 193 10 144 188 199 193 218 211 n Height mm 473 350 360 468 339 473 339 473 i Width mm 799 166 799 799 1,145 799 1,257 871 t Depth mm 512 175 502 502 512 512 512 512 Weinht kg 485 27 266 367 440 430 496 485 Expected Life 3,150・C (Ah) 4,500 Cycle (at 25 ℃) 3,000 cycles (10 years) (17 years) (15 years)(*See Notes below) Use Temperature 0-40 ℃ Range(*) Expected Life for LL-W : DOD30-90% at battery tempeature=25℃   Charging methods such as equalifying charge as per SKE’s instruction(*) Expected Life for LL and LL-S : DOD70% at battery tempeature=25℃   Charging methods such as equalifying charge as per SKE’s instruction(*) In case temperature (charge/discharge/storage)in out of specified range.   Battery life and performace is negatively affected
  15. 15. System Schematics 15 Wind Farm Power before stabilization Power after stabilizationWind CloudMega Solar Charge/Discharge into/out of BatteryConverter 1 bank charge discharge LL Batteries
  16. 16. Wind farm Demo 16“Tapi Wind Farm” Demonstration Project under NEDO program 2001 <Project Summary> ・ Purpose=Stabilization ・ WTG= 300kW ・ Battery capacity= 1320kWh (LL1000×3×220 cells) ・ Trial period=6 months
  17. 17. 15MW Wind farm in Shiura 17 Goshogawara Shiura Large Scale Wind Farm Mar. 2010 ・ Site Goshogawara Shiura, Aomori ・ Operator Kuroshio Power ・In operation Mar 2010<System summary> ・ Purpose = Stabilization ・ WTG = 15.2MW (1.9MW×8) ・ Battery capacity = 10.4MWh (LL1500W×3456cells) ・ Battery Foot print= 30m×18m=540㎡ ・Weight = 420t
  18. 18. 15MW Wind farm in Yusa 18 Yusa Large Scale Wind Farm Mar. 2010 ・ Site Yusa, Yamagata ・ Operator Shounai Power ・Setting completion Sep 2010 ・In operation Mar 2011<System summary> ・ Purpose = Stabilization ・ WTG = 15.4MW (2.2MW×7) ・ Battery capacity = 10.4MWh (LL1500W×3456cells) ・ Battery Foot print= 30m×13m=390㎡ ・Weight = 420t
  19. 19. Micro Grid 19Gansu Prov. China (J-Power NEDO) Sept. 2004 Wind & Solar hybrid with DEG <Project summary> ・Application=Micro grid(Stabilization) ・WTG = 99kW(11kW×9set) ・Solar= 100kW(10kW×10set) ・LL-battery= 576kWh(LL2000×144)
  20. 20. Solar Storage On Grid 20 Malaysia (Tokyo Power Co.~ NEDO) / Aug.2009 960kWh BatteriesPV=100KW
  21. 21. Home Solar Storage On Grid 21Oota City Japan (NEDO Demo Project) / 2004~2007 (550 houses) 9.6kWh Batteries
  22. 22. Electric Vehicular Charge Station 22 Toyota City hall Mar.2010Set up on 29 sites 9.6kWh Battery
  23. 23. Solar Storage Off Grid 23 NTT-DoCoMo Moville Phone Base Station With PV PCSPV Celler Radio Machine LL Battery
  24. 24. Solar Storage Off Grid 24Developing country (PV for School Facilities) PV=825W 10.6kWh Batteries
  25. 25. 1.LL Battery2.Lithium ion Battery3.Lithium ion Capacitor
  26. 26. Hybrid Train (JR East) 26 The world’s first hybrid train (Li-Ion battery x Diesel engine) already in service from July 2007, a JR East line, Nagano, Japan. Furthermore, ten railroad car begin a run in December, 2010 Principle of Energy Saving①Engine in operation with constantspeed and high efficiency. Ignition fordeparture is not necessary (No gasemission).②Lithium battery for power assistand power regeneration depending onrunning condition.
  27. 27. Electric Excavator 27 Produced by Hitachi Construction Machinery Co., Ltd. We substituted Excavator of the diesel engine drive for battery drive.・Exhaust gas-free・Low noise・Fuel costs saving ZX35B・Suitable for work in the (Jun.2010 release) closedown space
  28. 28. Regeneration System for Train in Substation 28 Kobe City Metro /System Product by Hitachi(NEDO Project) PCS Lithium-ion Battery Battery Switch BoardOut Put:2MWBattery:Lithium-ion BatteryCapacity:68kWh(680V100Ah)
  29. 29. Operation of Regeneration System for Train 29 Data of Operation
  30. 30. High Voltage DC Lithium-ion Battery System 30 Feature: ①Safety: Flame retardant electrolytic solutionBCU+CC+Switch + electrode ②Long-life: 10 years = Conventional LiB x 3 ③High-capacity: 210Ah=Conventional LiB x 4 (Targeting additional scale up) ④Weight: 1/3 of lead battery ⑤Volume: 1/3 of lead battery Application: ①Data center in urban area ②Base station for cell-phone ※Advantage in lightweight and compact210Ah Cell 40kWh Battery System
  31. 31. Module for Lithium-ion Battery 31Battery model:KL90-8 ModuleBattery Configuration 8 cells in lineDimension(mm) L440 W290 H186Weight(㎏) 30Nominal capacity(Ah) 90Nominal voltage(V) 30Weight energy density(Wh/kg) 90Volume energy density(Wh/L) 114Output density(W/Kg) 270(DOD=50%)
  32. 32. Module for Lithium-ion Battery 32Battery model:MA2 ModuleBattery Configuration 48 cells in lineDimension(mm) L611 W318 H103Weight(㎏) 23Nominal capacity(Ah) 5.5Nominal voltage(V) 170Weight energy density(Wh/kg) 41Volume energy density(Wh/L) 47Output density(W/Kg) 1,900(DOD=50%)
  33. 33. Combination of Stationary Type Li-ion Battery 33 For Emergency LiB Controller Float Type LiB Battery CubicleFor Energy Storage For High PowerType LiB Supply Type LiB
  34. 34. Specification for Use of Li-ion Battery 34 Energy Storage Storage Capacity:32kWh(DC360V) Output Capacity:100kW High Power Supply (Ventilation) Storage Capacity :12kWh(DC340V)1,800mm Output Capacity :200kW Emergency Storage Capacity :38kWh(DC190V) Output Capacity :20A10hr 800mm 750mm
  35. 35. 351.LL Battery2.Lithium ion Battery3.Lithium ion Capacitor
  36. 36. Property of L-Cap 36 items design of L-Cap Rated Voltage 3.8 – 2.2V Mass 270g Size φ40x110L(136cc) Output Power >5000W/L(2.5mΩ)Initial L-Cap Capacity >1000F(0.45Ah)・・*)Property SLC-1000B Energy Density >10Wh/LHigh Capacity 0.5~2% <Characteristics>Temp. Change 60℃,3.8V,1000h high voltage, high I/OProperty Temp. Range -15~80℃ long life, heat-stable Voltage Retention 98% (60℃、1000h) good voltage retention*) 1000F L-Cap discharges 1.8 to 2.4 times easy to control larger energy than 1000F EDLC.
  37. 37. Example of modules 37cell with bus bar 12 straight 72 straight 8 straight
  38. 38. Property of L-Cap Discharge 38 16 15voltage (V, 4 straight) 14 10A 13 50A 12 100A 200A 11 300A 10 9 8 0 5 10 15 20 25 30 time (s) Fig. Voltage vs. discharge time Discharge is easy to control.
  39. 39. Property of L-Cap Charge 39 16 15voltage (V, 4 straight) 14 10A 13 50A 100A 12 200A 11 300A 10 9 8 0 5 10 15 20 25 30 time (s) Fig. Voltage vs. charge time. Charge is also easy to control.
  40. 40. Property of L-Cap Power Density 40 12 25℃ L-Cap L-CapOutput Energy Density (Wh/L) 10 40Φ x 110L 3.8V-2.2V DCR(25℃) 8 2.3mΩ Capacity 1012F 4 times larger 6 EDLC 4 7 times larger 40φx135L EDLC(2.5V-1.5V) DCR(25℃) 2 2.1mΩ Capacity 850F 0 0 1000 2000 3000 4000 Output Power Density (W/L) Fig. Comparison of output energy vs. output power high power, high energy
  41. 41. Property of L-Cap Durability 41 0 【Test Method】 Cell was maintained 3.8V at 60℃ forCapacity Change (%) -2 a certain period of time. Afterwards the Capacity was measured at 25℃. -4 (200 days) -6 EDLC L-Cap 2.5V 3.8V -8 -10 0 1000 2000 3000 4000 5000 Time (h)Fig. Comparison of capacity change vs. time long float charge life
  42. 42. Application Test Voltage Sag Mitigation Device 42 2MW Voltage Sag Mitigation Device Lead Acid battery type 2350mm compensation : 10seconds life : 7~9 years [size] 1/4 of 4800mm 2400mm EDLC type 2350mm EDLC type L-Cap type 2350mm 1 second 1 secondEDLC life : 15 life : 15 years years cost : 1/2 2400mm 2400mm 2400mm 600mm
  43. 43. Installation to automatic fork lift 43 replacement for Lead Acid battery 16S x 12P (192cells) 60kg [note] Lead Acid battery was 500kg charger
  44. 44. Contact With Kazuhiro AdachiShin-KOBE Electric Machinery Co,. Ltd.St. Lucas building,8-1,AkashiCho, Chuuo-Ku, Tokyo JapanE-Mail: k.adachi@shinkobe-denki.co.jpTel:+81 3 6811 2270Fax:+81 3 5565 5772

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