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Power system for area containing a set of power consumers

  • US 7,412,304 B2
  • Filed: 03/24/2005
  • Issued: 08/12/2008
  • Est. Priority Date: 03/25/2004
  • Status: Expired due to Fees
First Claim
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1. An electric power system for a collective area of a plurality of electric power consumers provided with a plurality of electric power distribution lines for each electric apparatus, for which an order of electric power distribution priority is set in advance, and electric power meter for measuring power consumption of each electric power distribution line, in each electric power consumer section of the collective area of a plurality of electric power consumers, means for remotely measuring the total amount of electric power consumption in each single electric power consumer section by connecting each electric power meter with a remote management base through the Internet,the electric power system is characterized by comprising:

  • means for remotely interrupting a plurality of electric power distribution lines in each electric power consumer section individually by remote operation from the remote management base;

    means for setting via the Internet a limit amount of electric power consumption which amount is equal to or less than a maximum electric power capable of being supplied to each electric power consumer section;

    means for issuing an instruction for performing, by the remote interruption means, interruption of the electric power distribution lines successively in the order from an electric power distribution line which is in a current carrying state and has the lowest order of electric power distribution priority to the highest order of electric power distribution priority when a remote measurement value of the total amount of electric power consumption becomes equal to or larger than the set value of the limit amount of electric power consumption; and

    means for logging electric power data of the electric power consumption meter predetermined period of time before occurring an emergency when sending and receiving are disabled in a send-receive line of the Internet due to the emergency.

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