CN204829289U - Steam subtracts warm depressurized system - Google Patents
Steam subtracts warm depressurized system Download PDFInfo
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- CN204829289U CN204829289U CN201520416496.0U CN201520416496U CN204829289U CN 204829289 U CN204829289 U CN 204829289U CN 201520416496 U CN201520416496 U CN 201520416496U CN 204829289 U CN204829289 U CN 204829289U
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Abstract
Description
技术领域 technical field
本实用新型涉及一种余热水利用系统,特别是涉及一种对蒸汽进行降温降压的系统。 The utility model relates to a waste hot water utilization system, in particular to a system for lowering the temperature and pressure of steam.
背景技术 Background technique
吸收式热泵回收余热水集中供热系统,所采用的驱动源为电厂蒸汽,然而电厂蒸汽存在压力高,温度高的问题,目前通常采用减温减压器来对蒸汽降温降压处理。具体是采用水泵抽取一定的冷凝水和蒸汽混合达到减温减压的目的,但该方法需要额外的水泵能耗来满足热泵机组的工作要求,能源损失依然较大。 Absorption heat pump recovers waste water for centralized heating system. The driving source used is power plant steam. However, power plant steam has problems of high pressure and high temperature. At present, temperature and pressure reducers are usually used to reduce the temperature and pressure of steam. Specifically, a water pump is used to extract a certain amount of condensed water and steam to mix to achieve the purpose of temperature reduction and pressure reduction, but this method requires additional energy consumption of the water pump to meet the working requirements of the heat pump unit, and the energy loss is still relatively large.
发明内容 Contents of the invention
本实用新型所要解决的技术问题是,提供一种无需消耗额外的功耗,即可满足蒸汽减温减压的系统。 The technical problem to be solved by the utility model is to provide a system that can satisfy steam temperature reduction and pressure reduction without consuming additional power consumption.
本实用新型所采用的技术方案是:一种蒸汽降温减压系统,所述系统包括汽轮机系统、热泵机组和喷射泵,所述汽轮机系统包括蒸汽管路与乏汽凝水管路,所述喷射泵包括工作流体入口、被引射流体入口和混合流体出口,所述工作流体入口与汽轮机系统蒸汽管路连通,所述被引射流体入口与乏汽凝水管路连通,所述混合流体出口与热泵机组连通。 The technical solution adopted in the utility model is: a steam cooling and decompression system, the system includes a steam turbine system, a heat pump unit and a jet pump, the steam turbine system includes a steam pipeline and a steam-deficient condensate pipeline, and the jet pump It includes a working fluid inlet, an ejected fluid inlet and a mixed fluid outlet, the working fluid inlet is connected with the steam pipeline of the steam turbine system, the ejected fluid inlet is connected with the exhaust steam condensate pipeline, and the mixed fluid outlet is connected with the heat pump Crew connected.
还包括冷凝设备,从所述汽轮机系统出来的乏汽通过乏汽凝水管路后进入冷凝设备。 It also includes condensing equipment, and the exhausted steam from the steam turbine system enters the condensing equipment after passing through the exhausted steam condensate pipeline.
所述被引射流体入口连接在汽轮机系统与冷凝设备的乏汽凝水管路上。 The inlet of the ejected fluid is connected to the exhaust steam condensate pipeline of the steam turbine system and the condensing equipment.
还包括水箱,从冷凝设备出来的冷凝水进入水箱,所述被引射流体入口连接水箱上。 It also includes a water tank, the condensed water from the condensing equipment enters the water tank, and the inlet of the ejected fluid is connected to the water tank.
包括,换热设备和汽-水换热器;所述汽-水换热器出来的高温凝结水和热泵机组出来的高温凝结水汇合进入换热设备进行热交换,降温后与乏汽凝水管路汇合。 Including heat exchange equipment and a steam-water heat exchanger; the high-temperature condensed water from the steam-water heat exchanger and the high-temperature condensed water from the heat pump unit merge into the heat exchange equipment for heat exchange. Roads converge.
还包括余热水管路,所述余热水管路从热泵机组出来后依次进入冷凝设备进行一次换热、进入换热设备进行二次换热,后由余热水循环泵驱动进入热泵机组。 It also includes a waste water pipeline, which enters the condensing equipment for primary heat exchange after coming out of the heat pump unit, enters the heat exchange equipment for secondary heat exchange, and then enters the heat pump unit driven by the waste water circulation pump.
还包括一次网水管路,一次网回水由一次网供回水泵驱动进入热泵机组进行一次换热、再进入汽-水换热器进行二次换热,后提供一次网供水。 It also includes the primary network water pipeline. The primary network return water is driven by the primary network supply and return water pump to enter the heat pump unit for primary heat exchange, and then enters the steam-water heat exchanger for secondary heat exchange, and finally provides primary network water supply.
本实用新型的有益效果是:与传统的减温减压系统相比,减少了电耗,达到了节能及能源高效回收利用的目的。同时使得整个系统更加集约,便于维护,能够及时的响应热泵机组对驱动蒸汽的要求。 The beneficial effects of the utility model are: compared with the traditional temperature reduction and pressure reduction system, the power consumption is reduced, and the purpose of energy saving and energy efficient recycling is achieved. At the same time, it makes the whole system more intensive, easy to maintain, and can respond to the requirements of the heat pump unit for driving steam in a timely manner.
附图说明 Description of drawings
图1是本实用新型实施例1蒸汽减温减压系统的原理图; Fig. 1 is the schematic diagram of the steam temperature reduction and pressure reduction system of the utility model embodiment 1;
图2是本实用新型实施例2蒸汽减温减压系统的原理图。 Fig. 2 is a schematic diagram of the steam temperature and pressure reduction system in Embodiment 2 of the present utility model.
图中: In the picture:
1.汽-水换热器2.一次网供回水泵3.热泵机组 1. Steam-water heat exchanger 2. Primary network supply and return water pump 3. Heat pump unit
4.冷凝设备5.余热水循环泵6.换热设备 4. Condensing equipment 5. Waste water circulation pump 6. Heat exchange equipment
7.汽轮机系统8.集水箱9.喷射泵。 7. Steam turbine system 8. Water collection tank 9. Jet pump.
具体实施方式 Detailed ways
下面结合附图和具体实施方式对本实用新型作进一步详细说明: Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail:
如图1所示,本实用新型一种蒸汽降温减压系统,包括,汽-水换热器1、一次网供回水泵2、热泵机组3、冷凝设备4、余热水循环泵5、换热器6、汽轮机系统7、集水箱8、喷射泵9以及管道上相应的阀门、温控报警系统;所述汽轮机系统7包括蒸汽管路与乏汽凝水管路,在汽轮机系统7与热泵机组3之间的管路上安装有喷射泵9,所述喷射泵9包括工作流体入口、被引射流体入口和混合流体出口,所述工作流体入口与汽轮机系统7蒸汽管路连通,所述被引射流体入口与乏汽凝水管路连通,所述混合流体出口与热泵机组3连通;从汽轮机系统7出来的乏气通过乏汽凝水管路进入冷凝设备4;所述被引射流体入口连接在汽轮机系统7与冷凝设备4的乏汽凝水管路上;所述汽-水换热器1出来的高温凝结水和热泵机组3出来的高温凝结水汇合进入换热设备6进行热交换,降温后与乏汽凝水管路汇合;所述余热水管路从热泵机组3出来后依次进入冷凝设备4进行一次换热、进入换热设备6进行二次换热,后由余热水循环泵5驱动进入热泵机组3;一次网回水由一次网供回水泵2驱动进入热泵机组进行一次换热、再进入汽-水换热器1进行二次换热,后提供一次网供水。 As shown in Figure 1, the utility model is a steam cooling and decompression system, including steam-water heat exchanger 1, primary network supply and return water pump 2, heat pump unit 3, condensing equipment 4, waste water circulation pump 5, heat exchanger 6. Steam turbine system 7, water collection tank 8, jet pump 9 and corresponding valves on the pipeline, temperature control alarm system; A jet pump 9 is installed on the pipeline between them. The jet pump 9 includes a working fluid inlet, an injected fluid inlet and a mixed fluid outlet. The working fluid inlet communicates with the steam pipeline of the steam turbine system 7, and the injected fluid The inlet is connected with the exhaust steam condensate pipeline, and the mixed fluid outlet is communicated with the heat pump unit 3; the exhaust gas from the steam turbine system 7 enters the condensing equipment 4 through the exhaust steam condensate pipeline; the ejected fluid inlet is connected to the steam turbine system 7 and the exhausted steam condensate pipeline of the condensing equipment 4; the high-temperature condensed water from the steam-water heat exchanger 1 and the high-temperature condensed water from the heat pump unit 3 merge into the heat exchange equipment 6 for heat exchange. The condensate pipelines converge; the waste water pipelines come out of the heat pump unit 3 and then enter the condensing equipment 4 for a heat exchange, enter the heat exchange equipment 6 for a second heat exchange, and then enter the heat pump unit 3 driven by the waste water circulating pump 5; once The network return water is driven by the primary network supply and return water pump 2 to enter the heat pump unit for primary heat exchange, then enters the steam-water heat exchanger 1 for secondary heat exchange, and finally provides primary network water supply.
如图2所示,从冷凝设备4出来的冷凝水通过管路进入水箱8,所述被引射流体入口连接水箱8上,其它结构与原理均与图1相同,在此不再赘述。 As shown in Figure 2, the condensed water from the condensing device 4 enters the water tank 8 through the pipeline, and the inlet of the ejected fluid is connected to the water tank 8. The other structures and principles are the same as those in Figure 1, and will not be repeated here.
本发明与传统的减温减压方法相比,减少了电耗,达到了节能及能源高效回收利用的目的。同时使得整个系统更加集约,便于维护,能够及时的响应热泵机组对驱动蒸汽的要求。 Compared with the traditional temperature reduction and pressure reduction method, the present invention reduces power consumption and achieves the purpose of energy saving and energy efficient recovery and utilization. At the same time, it makes the whole system more intensive, easy to maintain, and can respond to the requirements of the heat pump unit for driving steam in a timely manner.
Claims (7)
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107313874A (en) * | 2017-05-22 | 2017-11-03 | 南通中远船务工程有限公司 | FPSO generator waste heat comprehensive utilization systems |
CN108035776A (en) * | 2017-12-30 | 2018-05-15 | 华能国际电力股份有限公司丹东电厂 | A kind of thermoelectricity decoupled system and operation method |
CN116291886A (en) * | 2023-02-13 | 2023-06-23 | 中国航发沈阳发动机研究所 | Water system of a jet precooling device and its water supply control method |
-
2015
- 2015-06-16 CN CN201520416496.0U patent/CN204829289U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107313874A (en) * | 2017-05-22 | 2017-11-03 | 南通中远船务工程有限公司 | FPSO generator waste heat comprehensive utilization systems |
CN108035776A (en) * | 2017-12-30 | 2018-05-15 | 华能国际电力股份有限公司丹东电厂 | A kind of thermoelectricity decoupled system and operation method |
CN116291886A (en) * | 2023-02-13 | 2023-06-23 | 中国航发沈阳发动机研究所 | Water system of a jet precooling device and its water supply control method |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20170918 Address after: Middle East of Hongli Road, Changyuan County, Henan province (opposite east gate of Development Building) Patentee after: Changyuan shield energy saving heating Co.,Ltd. Address before: 300384 the Binhai New Area of Tianjin Huayuan Industrial Zone Mei Yuan Lu 6 Haitai building seventeen layer Patentee before: DUNAN (TIANJIN) ENERGY-SAVING SYSTEM CO.,LTD. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 |