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Patent Searching and Data


Title:
HEAT EXCHANGER, HEAT PUMP, DEHUMIDIFIER, AND DEHUMIDIFYING METHOD
Document Type and Number:
WIPO Patent Application WO/2000/000774
Kind Code:
A1
Abstract:
A heat exchanger which is relatively small in size for an exchangeable heat quantity and high in heat exchange efficiency, comprising a first compartment (310) allowing a first fluid (A) to flow and a second compartment (320) allowing a second fluid (B) to flow, and a first fluid path (251) allowing a third fluid which exchanges heat with the first fluid (A) to flow and a second fluid path (252) allowing a third fluid which exchanges heat with the second fluid to flow, these fluid paths passing through these compartments, wherein the first flow path (251) and second flow path (252) are formed integrally with each other, the third fluid flows from the first flow path (251) through the second flow path (252), the third fluid evaporates at a specified pressure in the first flow path (251), and the third fluid condenses at approximately the specified pressure in the second fluid path (252), whereby heat can be transferred from the first compartment to the second compartment because the third fluid flows from the first fluid path through the second flow path, and heat transfer coefficient is high because heat transfer is made by evaporation or condensation.

Inventors:
MAEDA KENSAKU (JP)
FUKASAKU YOSHIRO (JP)
Application Number:
PCT/JP1999/003512
Publication Date:
January 06, 2000
Filing Date:
June 30, 1999
Export Citation:
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Assignee:
EBARA CORP (JP)
MAEDA KENSAKU (JP)
FUKASAKU YOSHIRO (JP)
International Classes:
F24F3/14; F24F3/147; F24F5/00; F28D15/02; (IPC1-7): F24F3/147; F24F3/00; F24F11/02; F28D7/16; F25B1/00; F25B39/00
Foreign References:
JPS5538492A1980-03-17
US5448895A1995-09-12
JPH1026369A1998-01-27
US4540420A1985-09-10
JPS6118432U1986-02-03
Attorney, Agent or Firm:
Miyagawa, Teiji (5th floor 23 Aizumi-cho Shinjuku-ku Tokyo, JP)
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