Smart Grid Demonstration in Commercial Areasin Albuquerque, NM
Atsushi DendaShimizu Institute of Technology
(SIT)Shimizu Corporation
September, 2010
Profile of Shimizu Corporation
•Founded in 1804 in Edo (present-day Tokyo)•Capital US$ 797,141 thousand in FY2009•Employees 11,369 (As of April, 2010)•Consolidated net sales US$ 17.0 billion in FY2009•Main business Project planning, designing
and construction
Facility management, maintenanceand renovation
http://www.shimz.co.jp/english/index.html
Shimizu Institute of Technology (SIT)
•193 researchers and 64 staffs•Total R&D budgets in 2010 US$ 82.4 Million
Breakdown of researchers
ArchitecturalEngineering46%
CivilEngineering18%
Physics, Geology,Social Eng., etc 20%
Chemistry 4%
Mechanical Engineering 4%
Electronics 8%
Urban Micro Grid (Japan)
PV Micro Grid (China)
Smart Grid (United States)
2006
2008
2011
History of Shimizu Smart Grid
Microgrid system in SIT
Laboratory buildings
排熱回収
Exhaust heat utilizationMicrogrid control system
Chilled/hot water
Thermal energy storage
Absorption water heater-chiller
Heat pump chiller
Electric power flow
Heat storage tank
Purchased power
Thermal energy flow
Solar photovoltaics 10kW
Gas engine gen. 350kW
Gas engine gen. 90kW
Electric double layercapacitor100kW x ±2 sec
Nickelmetalhydrite battery40kW x 10hrs
Exhaust heat recovery
Cascade Control(Analog Communication)
Gas engine gen.working alone
0 100 200 300 400 500 600Time [sec]
-500
50100150200250300
-500
50100150200250300
Effe
ctiv
e Po
wer
[kW
]
49 49.249.449.649.8 50 50.250.450.650.8 510
0.05
0.1
0.15
0.2
0.25
0.3
Frequency [Hz]
50±0.2 [Hz]
Frequency [Hz]
0
0.1
0.2
0.3
0.4
0.5
0.6
Even
t Rat
e
LoadGas engineNiMHEDLC
The same condition asan emergency gen.
working alone.
49 49.249.449.649.8 50 50.250.450.650.8 51
Even
t Rat
e
Effe
ctiv
e Po
wer
[kW
]
0 100 200 300 400 500 600Time [sec]
Microgrid control results in SIT
-1000
200
400
600
800
0 500 1000 1500 2000Time
(sec)
Effe
ctiv
e Po
wer
(kW
)
Control StartControl Start EDLC
NiMHGas Engine
Total Load of LabsParallel Mode
Islanded Mode
Purchased Power from the UtilityPurchased Power from the Utility
International Cooperative Demonstration Project for Stabilized
and Advanced Grid-connection PV Systems(NEDO)
Demonstration site: Hangzhou Dianzi University, Zhejiang, China
Demonstration Study of Stabilized and Advanced Grid-Connection PV Systems for Micro-Grid (High Quality Power Supply) System
PV Microgrid in China
System installation
PV Panels 120kW
System Control Room Substation(Receiving Point)
EDLC, PQC, etc.
PV(Solar power generation):120kWDiesel engine Generator :120kWTotal Generation Capacity : 240kWThe PV ratio of total power : 50%
Project Architecture
NEDO
SHIMIZU
Secretariat CompaniesITOCHU, ACCENTURE
Toshiba
Sharp
Meidensha
Fuji Electric
Mitsubishi HI
Furukawa Electric
Furukawa Battery
MGCS, HVAC, Total Coordinate
Upstream EMS (5MW)PVPCS for PVPAFCCo-generation and MGCSGas Engine Gen.Management/Operation of Lead Acid Battery
Tokyo Gas
VR Lead Acid Battery
Scope of Work
1. Stabilization of distribution line by load flow control at PCC of the commercial building
:(Shimizu、Toshiba、Tokyo G
2. High reliable and stable power supplyby the BEMS control in the islanded mode
:(Shimizu、Tokyo Gas)
3. DSM targeted the air-conditioning system :(Shimizu)
4. Robustness improvement of the PCS for PV :(Meidensha)
5. Gas-engine generator for high altitude operation :(Mitsubishi Heavy Industries)
6. Fuel cell for high altitude operation :(Fuji Electric Systems)
7. Advanced lead-acid battery management system :(Furukawa Electric)
8. Advanced lead-acid battery :(Furukawa Battery)
9. Photovoltaic system :(Sharp)
Project Site
Commercial Building
Commercial Building PV Panels
Plant Site
We are here.
City CenterMesa del Sol
AlbuquerqueInternational
Sunport
High Penetration PV Feeder ConceptHigh Penetration PV Feeder Concept
Studio Substation –Feeder 14
Sewer Plant Substation Feeder 14
Studio Substation –Feeder 14
SwitchgearSwitchgear
To Studio Substation-Feeder 14
Town Center
Phase 1 Residential
MdS/NEDO commercial MdS/NEDO commercial building building –– Town CenterTown Center
50 kW50 kW PVPV
Proposed Proposed -- 200 kW PV 200 kW PV Installed through Installed through
Sharp/Mesa Del SolSharp/Mesa Del Sol
PNM installed PNM installed 500 kW PV 500 kW PV with 2 MWh with 2 MWh
Battery StorageBattery Storage
Total load on Studio Feeder 14 Total load on Studio Feeder 14 –– 2.5 MW, Projected Load after Residential build 2.5 MW, Projected Load after Residential build –– 4.5 MW4.5 MW
Normally Open Normally Open switch to Sewer switch to Sewer
Plant 14Plant 14 Normally Normally close switchclose switch
Applied Applied MaterialsMaterials
Albuquerque Albuquerque StudiosStudios
MdSMdS house house OptionOption
DOE ProjectDOE Project
13
Diagram of Smart Grid
240kW
Sharp Fuji Elec. MHI
Shimizu
PCSMeidensya
Shimizu&
Tokyo Gas
Toshiba
燃料電池80kW
Furukawa
400kW70USRT 20USRT
50kW 50kW/100kW160kWh
冷凍機
Dummy Load
100kW
Shimizu
Shimizu Shimizu Shimizu
ElectricLoad Thermal
StorageTank
Air-SourceChiller
AbsorptionChiller
CoolingTower
Heat SourceEquipmentController
Power SupplyEquipmentController
Toshiba
Lead acid Battery Fuel Cell
Gas EngineGenerator
ReceivingPoint
Main Grid
Distribution System
CityCenter
Smart meter Meter
Exist. Power lineNew Power line Comun. linenotes