Title:
IN-GROUND HEAT EXCHANGER
Document Type and Number:
Japanese Patent JP2011163568
Kind Code:
A
Abstract:
To suppress degradation of heat exchanging capacity of each outer pipe comparatively in a short time even when the plurality of outer pipes are buried in soil, in an in-ground heat exchanger including the plurality of outer pipes exchanging heat between the soil and heat-exchanged fluid by utilizing phase change of a heat medium.
All of the plurality of outer pipes (11) are vertically buried. The plurality of outer pipes (11) are constituted of a plurality of groups of outer pipes (20, 21) in which the outer pipes (11) are arranged at prescribed intervals, and the groups of outer pipes (20, 21) adjacent to each other in the plurality of groups of outer pipes (20, 21) are arranged one above the other.
Inventors:
ASAI HIDEAKI
KAWABATA KATSUHIRO
TEKI HIKARU
MAEDA YOSHIBUMI
KAWABATA KATSUHIRO
TEKI HIKARU
MAEDA YOSHIBUMI
Application Number:
JP2010023036A
Publication Date:
August 25, 2011
Filing Date:
February 04, 2010
Export Citation:
Assignee:
DAIKIN IND LTD
International Classes:
F28D21/00; F28D15/02
Attorney, Agent or Firm:
Hiroshi Maeda
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Kazunari Ninomiya
Tomoo Harada
Iseki Katsumori
Seki Kei
Yasuya Sugiura
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Kazunari Ninomiya
Tomoo Harada
Iseki Katsumori
Seki Kei
Yasuya Sugiura