Shimizu's Microgrid Research Activities - Microgrid Symposiums

Shimizu’s Microgrid Research Activities

Atsushi Denda [email protected] http://www.shimz.co.jp/english/index.html http://www.shimz.co.jp/corporate_information/sit/english/index.html

Natural Reso urces Canad a

Ressources naturelles Canada

Montreal 2006 – Symposium on Microgrids June 23, 06

Canada

Profile of Shimizu Corporation

Founded in 1804 in Edo (present-day Tokyo). Capital US $692,478 thousand in 2005 Employees 11,435 as of April, 2006 Construction orders Founder Kisuke Shimizu awarded US $12,595,805 thousand in 2005 Main businesses Project planning, designing and construction Facility management, maintenance and renovation




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Shimizu Institute of Technology 220 researchers and 80 staffs Total R&D budget in 2005 65,217 thousand US$ Breakdown of Researchers by Field of Education Physics, Geology, Social Eng. 18%

Architectural Engineering 42%

Chemistry 6% Mechanical Eng. 6% Electronics 8%


Civil Engineering 20%



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Clients’ Purpose of Installing DPS

Distributed Power Supply Co-generation Securing energy supply

Energy saving

Cost saving



Environmental Protection


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Propagation of Microgrid Network and integrated control system of microgrid Potential Market SYSTEM

PV Gas Turbine

Control Center

Fuel Cell Thermal Storage Tank

NAS Battery Fuel Cell Gas Engine



Urban development project University campus A group of factories Mass energy consumption facilities (hospitals, hotels, food factories…) High energy security facilities (hospitals, banks, data center…)


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Current Activities of SIT Microgrid Developing microgrid control system with a small microgrid. Gas engine generator :22kW Gas turbine generator :27kW Lead acid battery :20kW×1hr photovoltaic cells :10kW

Load following system Optimum operation planning system Load forecasting system Integrated control system of heat and power

Constructing a real size microgrid and will start to operate in July 2006. Practical evaluation with a real size microgrid Gas engine generator :90kW + 350kW Super Capacitor NiMH baterry Natural Reso urces Canad a


:100kW×4sec(400kJ) :200kW×2hr


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Small Scale Microgrid in SIT Existing grid

Gas Engine 22ｋW

Lead Acid Battery 20ｋWh

Power supply to the Main Lab Building System Server Gas Turbine 27ｋW Photo Voltaic 10ｋW

R&D collaboration with Tokyo University of Science (Masada Lab.) University of Tokyo (Nitta and Baba Lab.)




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Layout of Small Scale Microgrid in SIT Hydraulics Testing Lab. Rock Testing Lab.

Fire Testing Acoustics Lab. Wind Tunnel Testing Lab. Lab. Power Cable

Entrance Main Building

Signal Cable Photovoltaic cells

Multipurpose Testing Lab.

Structural Testing Lab. Vibration Testing Lab.

Power Station Natural Reso urces Canad a


Clean Room Lab. ＵＣＲ


Geotechnical EMC Centrifuge Lab.

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Basic Concept of Microgrid Control Buy from existing grid 300

効電力　（kW ） Active有power

250 200 150 100

Supply from our own generators

50

0:00 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00

0

Future… For the existed power company… released from ancillary services save money for grid facilities easy for operating planning From our own generators

時刻 time

Until Today…

300 250

Active power 有効電力　（kW ）

For the existing power company… decrease their market share needs to meet troublesome ancillary services

200 150 100 50

From the existed grid 0:00 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00

0

時刻 time




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Best Mix for Load Following Power Control 22kW Gas Engine

27kW Micro Gas Turbine

Constant Power

Slow Response

Load Following Power Control Out of Control

10kW Photovoltaic Cell



Quick response

20kWｈ Lead Acid Battery


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Active Power of Multi-purpose Building （kW）

Control Effect in Small Scale Microgrid 160 140 Control Start 120

LAB exhausted

Total Load Power

100 80 60

Purchased Power from TEPCO

40 Power from Distribute Generators

20 0 14：00

14：30

15：00

15：30

16：00

16：30

17：00

Time Natural Reso urces Canad a



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Real Scale Microgrid in SIT ( will be operated by July 2006) Thermal Recovery

Gas Engine 90ｋ W Generation by Gas

Thermal Recovery

Absorption Cooling & Heating Unit

Gas Engine 350ｋ W Integrated Control System

Electricity Storage

Hot water Tank

NiMH Battery 200ｋ W×2ｈｒ Heat Pump Chiller

EDLC 100ｋ W×4sec

From Existing Grid

Cool & Hot Water

Thermal Storage

Laboratories

Small Scale Microgrid Gas Engine 22ｋ W Gas Turbine　27ｋ W Lead Acid Battery 20ｋ Wh PV Cell　 10ｋ W Laboratories




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Energy Devices of Real Scale Microgrid Gas Engine Generators

NiMH Baterry 200kW×2hr

350kW

Energy Plant Natural Reso urces Canad a


90kW

EDLC 100kW×4sec Montreal 2006 – Symposium on Microgrids June 23, 06

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Best Mix for Load Following Power Control in Real Scale Microgrid Buy from TEPCO Gas Engine 90ｋW+350ｋW

Slow Response

Constant Power

Load Following Power Control Very Quick Response

Quick Response

Electric Double Layer Capacitor １００ｋW×4sec Natural Reso urces Canad a



NiMH Battery 200ｋW×2ｈｒ 14

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