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Title:
HYBRID HEAT STORAGE SYSTEM
Document Type and Number:
Japanese Patent JP2005257188
Kind Code:
A
Abstract:

To store heat by using a fuel cell as a heat source in a hot water supply hot water storage system applying solar heat as the heat source.

In the hybrid heat starage system, a heating coil 5b connected with a solar heat collector 4 by means of a going pipe 7c and a returning pipe 7d for circulating a heat medium is incorporated in a hot water storage tank 2 comprising a water supply pipe 31 and a hot water supply pipe 32 with a flow rate sensor, a heating coil 5a connected with the fuel cell 3 by means of a going pipe 7a and a returning pipe 7b for circulating the heat medium is internally mounted at an upper part of the heating coil 5b, circulation pumps 8a, 8b and cisterns 6a, 6b are respectively mounted in the going pipe 7b and the returning pipe 7d, temperature sensors 22a, 22b, 22c are mounted for detecting the water temperature at vertical three points of the hot water storage tank 2, and a control panel 21 is mounted for controlling the circulation of the heat medium from the fuel cell 3 to the heating coil 5a on the basis of the output of the flow rate sensor.


Inventors:
TAKAHASHI NOBUYUKI
ASAI SHUNJI
SUZUKI HIDETOSHI
Application Number:
JP2004070347A
Publication Date:
September 22, 2005
Filing Date:
March 12, 2004
Export Citation:
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Assignee:
YAZAKI CORP
TOYOTA MOTOR CORP
International Classes:
F24H1/00; F24H1/18; F24S90/00; H01M8/00; H01M8/04; (IPC1-7): F24H1/18; F24H1/00; F24J2/42; H01M8/00; H01M8/04
Attorney, Agent or Firm:
Hirotsugu Yoshioka
Tatsuyuki Unuma