Useless geothermal well heat energy extraction system

• Main Authors: LI ZHENHAN, ZHANG JIANMIN, LI JIMING, WANG DONG, WANG XIANGYU, WANG XIAOYONG, LIU GUO'AI, XI JINGYUE
• Format: Patent
• Language: Chinese; English
• Published: 28.11.2017
• Subjects: BLASTING; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HEATING; LIGHTING; MECHANICAL ENGINEERING; RANGES; REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGYGENERATION, TRANSMISSION OR DISTRIBUTION; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; VENTILATING; WEAPONS

The utility model discloses an useless geothermal well heat energy extraction system, sleeve pipe in arranging useless geothermal well in, the sheathed tube lateral wall paste in the wall of a well of useless geothermal well, be provided with the apron in the useless geothermal well, the apron the sheathed tube lateral wall and it becomes to have the enclosed cavity to enclose between the sheathed tube bottom, the enclosed cavity is connected with inlet tube and outlet pipe, the inlet tube passes cover connection extremely the bottom of enclosed cavity, the outlet pipe certainly the enclosed cavity top is connected to outside the useless geothermal well, be provided with high pressure water pump on the inlet tube. The utility model discloses an useless geothermal well heat energy extraction system can effectively utilize the interior heat energy of useless geothermal well. 本实用新型公开了种废地热井热能提取系统，包括置于废地热井内的套管，所述套管的侧壁贴于所述废地热井的井壁；所述废地热井内设置有盖板，所述盖板、所述套管的侧壁以及所述套管的底部之间围成有封闭腔；所述封闭腔连接有进水管和出水管，所述进水管穿过所述盖板连接至所述封闭腔的底部，所述出水