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%

Islanded Test Results in Sunny day

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

Thank you for your kind attention.