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.... ~~HAMA Yokohama Smart City Project
-Endeavors by the City of Yokohama
Environmental Model City and EC02City
Masato Yamada, Deputy Mayor of the City of Yokohama 1
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Rolling Blackout held in Tokyo, March 18 ©Nikkei Net
Fukushima Daiichi Nuclear Power Plant
©:The Wall Street Journal Japan Website
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Aims of the Yokohama Smart City Project
Electric energy supply in Japan
Curre,nt
~ijy~~iQ~n,4 .. _ _ & • • .
Aims of
YSCP
Resources Legalsystem
Large- scale
renewable
energy
Opening
the market
to diverse
initiatives
Choice byconsumer
Free choice
by
consumers
Energysecurity
Local electric energy production for local consumption
Security
through dispersed
power networks
C02 emission reductionsExport overseas as city-scale
infrastructure package
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Yokohama Smart City Project Showcase of Green Technologies
~!.1!!!City of Yokohama
• Coordination • Project M anagement
>accenture
_'y MEIDEN
• Building Energy
M anagem ent System
(B EMS) etc.
Panasonic• Home Energy
M anagement System
(H EM S), PV etc.
Minato Mirai 21
TOSHIBA
Condominium
district
L.eading Innovation > > >
• Community Energy
M anagem ent System
(C EMS) etc.
NISSAN
O verall U tility Grid ana Energy
M anagement System s- Energy Network --.... Information Network ....
4
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EV linkage with HEMS
HEMS + EV = Utilization of EV as storage battery
EV can be used as a portable storage battery.
System power I
Battery
5
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Community Energy Management System
Absorbs power output fluctuation from renewables by integrating a stationary battery with
HEMS and BEMS
Information Network
Energy Network
large-scale renewables
(Megasolar)
6