CN105698419A - 一种寒区地温能开采装置 - Google Patents

一种寒区地温能开采装置 Download PDF

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Publication number
CN105698419A
CN105698419A CN201610153231.5A CN201610153231A CN105698419A CN 105698419 A CN105698419 A CN 105698419A CN 201610153231 A CN201610153231 A CN 201610153231A CN 105698419 A CN105698419 A CN 105698419A
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pipe
heat
heat exchanging
geothermal energy
hole
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Inventor
祁福利
赵东铭
郑拓飞
吕虹霖
刘光
李永利
李彪
王宏存
孟祥菲
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Heilongjiang Dragon Water International Geological Engineering Limited by Share Ltd
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Heilongjiang 904 Environment Engineering Prospecting Design Institute
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24TGEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
    • F24T10/00Geothermal collectors
    • F24T10/20Geothermal collectors using underground water as working fluid; using working fluid injected directly into the ground, e.g. using injection wells and recovery wells
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B30/00Heat pumps
    • F25B30/06Heat pumps characterised by the source of low potential heat
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/10Geothermal energy

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Sustainable Energy (AREA)
  • Sustainable Development (AREA)
  • Hydrology & Water Resources (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Other Air-Conditioning Systems (AREA)
  • Road Paving Structures (AREA)
  • Central Air Conditioning (AREA)

Abstract

一种寒区地温能开采装置属于地温能开发技术;在换热孔内设置芯管,在所述芯管与换热孔之间构成环形腔室,滤水管配装在芯管底端部上,水平埋管铺设在地面下,热补偿孔设置在换热孔外侧周边部位处,热泵进水管将环形腔室与热泵机组连通,循环泵出水管将循环泵与芯管连通,热泵出水管将热泵机组与水平埋管连通,循环泵进水管将热补偿孔与循环泵连通,补水管将水平埋管与热补偿孔连通,所述热补偿孔与换热孔的个数比为1∶n;本装置实现了寒区地温能开采中对换热孔处地温的补偿,避免和消除了地温场降落漏斗的形成,具有设计新颖、合理、结构简单、大幅度延长了换热孔使用寿命的特点。

Description

一种寒区地温能开采装置
技术领域
本发明创造属于地温能开发技术,主要涉及一种寒区地温能开采装置。
背景技术
在北方寒冷地区的地温能开发利用过程中,由于冬季气温低,地温能的开采造成换热孔附近地层温度降低,形成地温场降落漏斗,长此以往,该换热孔将不具有地温能开采利用的作用,而现有的地温能开采方法中还没有提温、补偿装置,使换热孔不能长期持续、有效地进行换热,缩短了换热孔的使用寿命,寒区地温能开发利用受到影响。
发明内容
本发明创造的目的就是针对上述现有技术存在的问题,设计提供一种新结构的寒区地温能开采装置,通过为换热孔进行温度补偿的结构设计,达到持续、有效地开发利用地温能的目的。
本发明创造的基本设计是:一种寒区地温能开采装置包括换热孔、热泵机组和循环泵,在所述换热孔内设置芯管,在所述芯管外壁面与换热孔内壁面之间设有间距,构成环形腔室,滤水管配装在芯管底端部上,水平埋管铺设在地面下,在所述换热孔外侧周边部位处设置热补偿孔,热泵进水管将环形腔室与热泵机组连通,循环泵出水管将循环泵与芯管连通,热泵出水管将热泵机组与水平埋管连通,循环泵进水管将热补偿孔与循环泵连通,补水管将水平埋管与热补偿孔连通;所述热补偿孔与换热孔的个数比为1∶n。
本发明创造实现了寒区地温能开发过程中对换热孔处地温的补偿,避免和消除了地温场降落漏斗的形成,并综合利用地温能、地热能及太阳能等清洁能源,持续、有效地开采利用地温能。本装置设计新颖、合理,结构简单,使用可靠,节能减排效果好,大幅度延长了换热孔使用寿命,为我国广大北方寒冷地区的地温能持续、高效开发利用提供了技术支持。
附图说明
图1是一种寒区地温能开采装置总体结构示意图。
图中件号说明:
1、滤水管、2、芯管、3、换热孔、4、热泵进水管、5、热泵机组、6、循环泵、7、循环泵进水管、8、补水管、9、热补偿孔、10、水平埋管、11、热泵出水管、12、循环泵出水管。
具体实施方式
下面结合附图对本发明创造实施方案进行详细描述。一种寒区地温能开采装置包括换热孔3、热泵机组5和循环泵6,在所述换热孔3内设置芯管2,在所述芯管2外壁面与换热孔3内壁面之间设有间距,构成环形腔室,滤水管1配装在芯管2底端部上,水平埋管10铺设在地面下,在所述换热孔3外侧周边部位处设置热补偿孔9,热泵进水管4将环形腔室与热泵机组5连通,循环泵出水管12将循环泵6与芯管2连通,热泵出水管11将热泵机组5与水平埋管10连通,循环泵进水管7将热补偿孔9与循环泵6连通,补水管8将水平埋管10与热补偿孔9连通;所述热补偿孔9与换热孔3的个数比为1∶n。
夏季作业时,通过循环泵6从热补偿孔9深部抽取热水至芯管2中,芯管2中的热水流至其底部的滤水管1后,进入换热孔3孔内壁面与芯管3外壁面之间的环形腔室中,热水通过换热孔3孔壁与周围地层发生热传递作用,使地层温度升高,减小了冬季地温能开采造成的地温场漏斗;同时,从环形腔室中抽出的水通过热泵机组5进行制冷,制冷后的水流经地面下的水平埋管10时,经太阳辐射后,水温升高;再将提温后的水经补水管8注入到热补偿孔9中进一步提温。冬季作业时,以换热孔3地温能的开采利用为主,与此同时热补偿孔9也可作为换热孔直接开采利用地温能。

Claims (1)

1.一种寒区地温能开采装置,包括换热孔(3)、热泵机组(5)和循环泵(6),其特征在于:在所述换热孔(3)内设置芯管(2),在所述芯管(2)外壁面与换热孔(3)内壁面之间设有间距,构成环形腔室,滤水管(1)配装在芯管(2)底端部上,水平埋管(10)铺设在地面下,在所述换热孔(3)外侧周边部位处设置热补偿孔(9),热泵进水管(4)将环形腔室与热泵机组(5)连通,循环泵出水管(12)将循环泵(6)与芯管(2)连通,热泵出水管(11)将热泵机组(5)与水平埋管(10)连通,循环泵进水管(7)将热补偿孔(9)与循环泵(6)连通,补水管(8)将水平埋管(10)与热补偿孔(9)连通;所述热补偿孔(9)与换热孔(3)的个数比为1∶n。
CN201610153231.5A 2016-03-10 2016-03-10 一种寒区地温能开采装置 Pending CN105698419A (zh)

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Citations (6)

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CN201209913Y (zh) * 2008-03-26 2009-03-18 常玉民 一种地源热能循环供暖装置
CN101408359A (zh) * 2008-11-28 2009-04-15 山东建筑大学 桩埋螺旋管式地源热泵系统及其地热换热器的传热模型
US20100230071A1 (en) * 2009-08-12 2010-09-16 Hal Slater Geothermal Water Heater
CN201866970U (zh) * 2010-10-20 2011-06-15 刘汉风 同层地热循环利用系统
CN203148107U (zh) * 2013-01-15 2013-08-21 中冶集团武汉勘察研究院有限公司 串联式地源热泵高效“裸井”换热器
CN205425497U (zh) * 2016-03-10 2016-08-03 黑龙江省九0四环境工程勘察设计院 一种寒区地温能开采装置

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CN201209913Y (zh) * 2008-03-26 2009-03-18 常玉民 一种地源热能循环供暖装置
CN101408359A (zh) * 2008-11-28 2009-04-15 山东建筑大学 桩埋螺旋管式地源热泵系统及其地热换热器的传热模型
US20100230071A1 (en) * 2009-08-12 2010-09-16 Hal Slater Geothermal Water Heater
CN201866970U (zh) * 2010-10-20 2011-06-15 刘汉风 同层地热循环利用系统
CN203148107U (zh) * 2013-01-15 2013-08-21 中冶集团武汉勘察研究院有限公司 串联式地源热泵高效“裸井”换热器
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Application publication date: 20160622