1 © Alexis Kwasinski, 2012 Kitakyushu smart community.

1 © Alexis Kwasinski, 2012

Kitakyushu smart community



Nippon Steel

• Kitakyushu smart community:• Powered locally from the industrial area• Power distribution grid independent from the area’s electric utility distribution company (Kyushu Electric Power Company)• http://jscp.nepc.or.jp/en/kitakyushu/index.shtml.


Kitakyushu smart community• Peak power consumption of this area = 18 MW• Main power source: 30 MW from a natural gas generator at steel mill.


Kitakyushu smart community• The area has a few 3 kW wind generators.


Kitakyushu smart community• Most buildings and homes have PV systems.• Total peak power generated by PV = 0.5 MW


Kitakyushu smart community• Hydrogen produced in the industrial area is distributed with a 1.2 km pipeline for

•7 x 3 kW Toshiba residential fuel cells, • 3 kW hydrogen station • 100 kW fuel cell at a museum.


Kitakyushu smart community• Residential fuel cells

Deodorant and flow meter

Fuel Cell Hot water storage


Kitakyushu smart community• 200 homes have home energy monitoring systems.• 9 homes have home energy management systems.• 1 Building has a building energy management system.


Kitakyushu smart community• Dynamic pricing:

• Set a day ahead based on forecast for demand and for supply.


Kitakyushu smart community• The building energy management systems considers:

• Loads• PV• Energy storage (50 kWh Li-ion)• EV charging and discharging into the building


Kitakyushu smart community• EV fast charging (and discharging) station + 50 kWh Li-ion batteries.


Kitakyushu smart community• 300 kWh Lead-acid batteries


Kitakyushu smart community• This site is located at the “birthplace of Japan’s modern industry”• The historic blast furnace:

1 © Alexis Kwasinski, 2012 Kitakyushu smart community.

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Transcript of 1 © Alexis Kwasinski, 2012 Kitakyushu smart community.