Title:
UNDERGROUND THERMAL HEAT COLLECTION DEVICE
Document Type and Number:
Japanese Patent JP2017044416
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an underground thermal heat collection device that is facilitated in installing a heat exchanger and has high-heat exchange performance despite the light-weight and compactness thereof.SOLUTION: The underground thermal heat collection device includes a pipe line through which a heat medium circulates. The underground thermal heat collection device makes the heat medium circulate through the pipe line to exchange heat between the heat medium and the underground, thereby collecting heat of underground thermal. The pipe line is constituted of a metal corrugated pipe. The pipe line preferably has a coil form. The metal corrugated pipe is preferably provided with a synthetic resin layer adhering to the outer periphery thereof.SELECTED DRAWING: Figure 1
Inventors:
KATAYAMA YOSHIO
Application Number:
JP2015167788A
Publication Date:
March 02, 2017
Filing Date:
August 27, 2015
Export Citation:
Assignee:
HITACHI METALS LTD
International Classes:
F24J3/08; F28D7/02; F28F19/04; F28F27/02