1 © alexis kwasinski, 2012 kitakyushu smart community
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1 © Alexis Kwasinski, 2012
Kitakyushu smart community
2 © Alexis Kwasinski, 2012
Kitakyushu smart community
3 © 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.
4 © Alexis Kwasinski, 2012
Kitakyushu smart community• Peak power consumption of this area = 18 MW• Main power source: 30 MW from a natural gas generator at steel mill.
5 © Alexis Kwasinski, 2012
Kitakyushu smart community• The area has a few 3 kW wind generators.
6 © Alexis Kwasinski, 2012
Kitakyushu smart community• Most buildings and homes have PV systems.• Total peak power generated by PV = 0.5 MW
7 © Alexis Kwasinski, 2012
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.
8 © Alexis Kwasinski, 2012
Kitakyushu smart community• Residential fuel cells
Deodorant and flow meter
Fuel Cell Hot water storage
9 © Alexis Kwasinski, 2012
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.
10 © Alexis Kwasinski, 2012
Kitakyushu smart community• Dynamic pricing:
• Set a day ahead based on forecast for demand and for supply.
11 © Alexis Kwasinski, 2012
Kitakyushu smart community• The building energy management systems considers:
• Loads• PV• Energy storage (50 kWh Li-ion)• EV charging and discharging into the building
12 © Alexis Kwasinski, 2012
Kitakyushu smart community• EV fast charging (and discharging) station + 50 kWh Li-ion batteries.
13 © Alexis Kwasinski, 2012
Kitakyushu smart community• 300 kWh Lead-acid batteries
14 © Alexis Kwasinski, 2012
Kitakyushu smart community• This site is located at the “birthplace of Japan’s modern industry”• The historic blast furnace:
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