CN109268098A - 工业余热回收系统与调峰供热耦合技术 - Google Patents

工业余热回收系统与调峰供热耦合技术 Download PDF

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Publication number
CN109268098A
CN109268098A CN201811134822.3A CN201811134822A CN109268098A CN 109268098 A CN109268098 A CN 109268098A CN 201811134822 A CN201811134822 A CN 201811134822A CN 109268098 A CN109268098 A CN 109268098A
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China
Prior art keywords
heat pump
working medium
heat
condenser
absorption
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CN201811134822.3A
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English (en)
Inventor
王阳
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Dalian Yuanshi Electromechanical Technology Co Ltd
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Dalian Yuanshi Electromechanical Technology Co Ltd
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Priority to CN201811134822.3A priority Critical patent/CN109268098A/zh
Publication of CN109268098A publication Critical patent/CN109268098A/zh
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01KSTEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K17/00Using steam or condensate extracted or exhausted from steam engine plant
    • F01K17/005Using steam or condensate extracted or exhausted from steam engine plant by means of a heat pump
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01KSTEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K17/00Using steam or condensate extracted or exhausted from steam engine plant
    • F01K17/02Using steam or condensate extracted or exhausted from steam engine plant for heating purposes, e.g. industrial, domestic
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01KSTEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K25/00Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
    • F01K25/08Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
    • F01K25/10Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01KSTEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K27/00Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for
    • 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
    • F25B30/04Heat pumps of the sorption type

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

本发明是利用低温余热循环发电,与吸收式热泵耦合,利用工业余热作为发电的动力源,发电后的工质进入冷凝器,冷凝器利用吸收式热泵降温,通过工业余热驱动吸收式热泵为工质降温,利用调峰热源提高供热能力,获得的高温热用于供暖,获得电力用于生产。

Description

工业余热回收系统与调峰供热耦合技术
技术领域
本发明属于工业余热回收领域,涉及一种工业余热回收系统与调峰供热耦合技术。
背景技术
国家大力提倡余热回收,清洁能源供暖,但大部分的清洁能源成本较高,例如天然气、电这类高品位能源,利用这种高品位能源来供暖是对能源的极大浪费,而工业余热是最有价值的清洁能源,因供热所需的热量温度要求不高,大部分的工业余热都可满足。而通常的工业余热回收技术仅仅将高温余热回收,低温余热依旧需要冷却后才可进行利用,冷却余热还需要消耗部分电能与水资源。
发明内容
本发明解决的问题是:利用低温余热循环发电,与吸收式热泵耦合,利用工业余热作为发电的动力源,发电后的工质进入冷凝器,冷凝器利用吸收式热泵降温,通过工业余热驱动吸收式热泵为工质降温,利用调峰热源提高供热能力,获得的高温热用于供暖,获得电力用于生产。
本发明采用的技术方案是:工业余热回收系统与调峰供热耦合技术包括:工质发电机、吸收式热泵、电驱动热泵,压缩机、蒸发器、用热户、冷凝器、调峰热源,蒸发器连接压缩机,压缩机连接工质发电机,工质发电机连接冷凝器,冷凝器连接吸收式热泵,同时连接工质泵,吸收式热泵连接电驱动热泵,调峰热源用于驱动吸收式热泵,形成发电主循环,吸收式热泵、电驱动热泵与用热户连接用于供热;
所述主循环中使用吸收式热泵与冷凝器进行换热,调峰热源驱动吸收式热泵,同时做工后的高温热源作为电驱动热泵的低温热源,二次做工后输送回调峰热源;
所述主循环中使用吸收式热泵与冷凝器进行换热,工质发电机组抽气驱动吸收式热泵,同时做工后的低温低压工质作为低温热源;
所述压缩机通过外部电源启动,为工质加热、加压,工质发电机驱动后,所发电接替外部电源运行。
本发明的有益效果是:发明采用制冷剂作为发电设备的工质,热量的吸收与释放速度快,在发电的同时还可将低温热用户供暖,余热利用效果。
附图说明
图1为本发明的原理图。
图中:1.工业余热、2.蒸发器、3.压缩机、4.吸收式热泵、5.工质发电机、6.热用户、7.电驱动热泵、8.冷凝器、9.调峰热源。
具体实施方式
一种工业余热回收系统与调峰供热耦合技术,工业余热1、蒸发器2、压缩机3、吸收式热泵4、工质发电机5、热用户6、电驱动热泵7、冷凝器8、调峰热源9;所述工业余热1将工业余热输送到蒸发器2,利用压缩机3加热工质,将工质输送到工质发电机5做工,做工后的工质仍有一定的温度,输送到冷凝器8,冷凝器8与吸收式热泵4换热,作为吸收式热泵4的低温热源,调峰热源9作为吸收式热泵4的驱动热源,驱动吸收式热泵4后输送到电驱动热泵7作为热源二次降温后,输送回调温热源9,吸收式热泵4与电驱动热泵7获取的热用于输送到热用户6,为其供暖,低温热源做工后重新输送到蒸发器2,为工业余热1降温。
本发明不局限于本实施例,任何在本发明披露的技术范围内的等同构思或者改变,均列为本发明的保护范围。

Claims (4)

1.本发明提出工业余热回收系统与调峰供热耦合技术,系统包括:工质发电机、吸收式热泵、电驱动热泵,压缩机、蒸发器、用热户、冷凝器、调峰热源,蒸发器连接压缩机,压缩机连接工质发电机,工质发电机连接冷凝器,冷凝器连接吸收式热泵,同时连接工质泵,吸收式热泵连接电驱动热泵,调峰热源用于驱动吸收式热泵,形成发电主循环,吸收式热泵、电驱动热泵与用热户连接用于供热。
2.根据权利要求1所述的工业余热回收系统与调峰供热耦合技术,其特点在于主循环中使用吸收式热泵与冷凝器进行换热,调峰热源驱动吸收式热泵,同时做工后的高温热源作为电驱动热泵的低温热源,二次做工后输送回调峰热源。
3.根据权利要求1所述的工业余热回收系统与调峰供热耦合技术,其特点在于主循环中使用吸收式热泵与冷凝器进行换热,工质发电机组抽气驱动吸收式热泵,同时做工后的低温低压工质作为低温热源。
4.根据权利要求1所述的工业余热回收系统与调峰供热耦合技术,其特点在于压缩机通过外部电源启动,为工质加热、加压,工质发电机驱动后,所发电接替外部电源运行。
CN201811134822.3A 2018-09-27 2018-09-27 工业余热回收系统与调峰供热耦合技术 Pending CN109268098A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113324343A (zh) * 2021-05-07 2021-08-31 太原理工大学 一种能够回收余热的冷热电联产系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113324343A (zh) * 2021-05-07 2021-08-31 太原理工大学 一种能够回收余热的冷热电联产系统

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