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Title:
POWER SUPPLY DEVICE
Document Type and Number:
Japanese Patent JP2001103678
Kind Code:
A
Abstract:

To provide a power supply device with improved price/performance ratio by improving the working efficiency of a DC/AC inverter and reducing the price of the device for drastically reducing electricity charges utilizing night time power.

The power supply device is provided with a secondary battery 15 for charging a commercial power 11, a current sensor part 31 with a current sensor 31-n for measuring a consumption current for each of a plurality of loads 23-1-N, a switching part 21 with a switch 21-n for switching the commercial power 11 as a power supply for supplying power for each of the plurality of loads and power being charged to the secondary battery 15, and a control part 19 for controlling the switch 21-n based on a consumption current being measured for each of the plurality of loads.


Inventors:
SEZUKURI KAZUSHI
Application Number:
JP28029699A
Publication Date:
April 13, 2001
Filing Date:
September 30, 1999
Export Citation:
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Assignee:
SEKISUI CHEMICAL CO LTD
International Classes:
H02J9/06; H02J3/32; (IPC1-7): H02J9/06; H02J3/32



 
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