CN202788960U - Dead steam waste heat recovery device of humid-cool power plant - Google Patents
Dead steam waste heat recovery device of humid-cool power plant Download PDFInfo
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- CN202788960U CN202788960U CN2012204032224U CN201220403222U CN202788960U CN 202788960 U CN202788960 U CN 202788960U CN 2012204032224 U CN2012204032224 U CN 2012204032224U CN 201220403222 U CN201220403222 U CN 201220403222U CN 202788960 U CN202788960 U CN 202788960U
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- absorption type
- heat pump
- type heat
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- pump assembly
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- 239000002918 waste heat Substances 0.000 title abstract description 8
- 238000011084 recovery Methods 0.000 title abstract description 7
- 238000010521 absorption reaction Methods 0.000 claims abstract description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 239000000498 cooling water Substances 0.000 claims abstract description 10
- 206010009866 Cold sweat Diseases 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 claims description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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Abstract
The utility model provides a dead steam waste heat recovery device of a humid-cool power plant and belongs to the field of recovery of waste heat. The dead steam waste heat recovery device of the humid-cool power plant utilizes dead steam waste heat of the power plant to heat backwater of a heat-supply network, and improves the comprehensive utilization efficiency of energy. The dead steam waste heat recovery device comprises a steam turbine 1, an absorption type heat pump unit 2, a condenser 3, a cooling tower, a cooling water circulation pump, the heat-supply network 4 and a heat-supply network circulation pump. After high-temperature steam of the power plant enters the steam turbine 1 and works, a part of dead steam enters the condenser 3, a part of the dead steam enters the absorption type heat pump unit 2 through a branch pipe to serve as a low-temperature heat source of the absorption type heat pump unit 2, and is charged as condensed water after the heat is dissipated and temperature is lowered, high-temperature and high-pressure steam in a intermediate-and-low pressure cylinder of the steam turbine 1 enters the absorption type heat pump unit 2 through a pipeline to serve as a high-temperature drive heat source, and is charged as condensed water after the heat is dissipated and temperature is lowered, and the backwater of the heat-supply network 4 sequentially enters an absorber and a condenser of the absorption type heat pump unit 2 through the heat-supply network circulation pump, is heated, and then is output to provide water for the heat-supply network.
Description
Technical field
The utility model belongs to heat recovery recycling field, particularly a kind of exhaust steam residual heat recovering device and recovery method thereof of clammy power plant.
Background technique
At present, in power plant and other industrial production a large amount of exhaust steam is arranged, be difficult to utilize because this part waste heat grade is hanged down, usually enter cooling tower or Air-Cooling Island and be lost in the atmosphere, not only caused energy waste, wasted simultaneously a large amount of water resourcess.For humid-cool system, the low-grade heat that reclaims circulation reclaims because it belongs to sensible heat, and flow is large, wastes a large amount of electric energy.At present, still humid-cool system is not reclaimed better mode.
Summary of the invention
The utility model proposes a kind of apparatus and method of utilizing exhaust steam of electric power plant waste-heat heat supply network backwater.Adopt heat pump techniques that this part is used, reduce damage by water, improve the comprehensive utilization ratio of the energy.
The first technological scheme of the present utility model is: a kind of exhaust steam residual heat recovering device of clammy power plant, it is characterized in that, comprise steam turbine 1, absorption type heat pump assembly 2, vapour condenser 3, cooling tower, cooling water circulating pump, heat supply network 4 and pumps for hot water supply net, be connected by pipeline between the exhaust steam exhaust port of steam turbine 1 and the vapour condenser 3, be connected with arm on the exhaust steam exhaust port of steam turbine 1 and the pipeline between the vapour condenser 3, this arm is connected to absorption type heat pump assembly 2 inside, and after the high-temperature steam of power plant entered steam turbine 1 acting, an exhaust steam part entered vapour condenser 3, a part enters absorption type heat pump assembly 2 as the low-temperature heat source of absorption type heat pump assembly 2 by above-mentioned arm, forms solidifying water after the heat release cooling and discharges; The mesolow cylinder of steam turbine 1 is connected with absorption type heat pump assembly 2 by pipeline, and the high temperature and high pressure steam in the mesolow cylinder of steam turbine 1 enters absorption type heat pump assembly 2 as the high temperature driven thermal source by pipeline, and the solidifying water of same formation is discharged after the heat release cooling; The backwater of heat supply network 4 enters adsorber, the condenser of absorption type heat pump assembly 2 successively by pumps for hot water supply net, is heated rear output and supplies water to heat supply network.
The second technological scheme of the present utility model is: a kind of exhaust steam residual heat recovering device of clammy power plant, it is characterized in that, comprise steam turbine 1, absorption type heat pump assembly 2, vapour condenser 3, cooling tower, cooling water circulating pump, heat supply network 4 and pumps for hot water supply net, be connected by pipeline between the exhaust steam exhaust port of steam turbine 1 and the vapour condenser 3, vapour STH at vapour condenser 3 is bled, and is connected to absorption type heat pump assembly 2 inside by pipeline, after the high-temperature steam of power plant enters steam turbine 1 acting, exhaust steam enters vapour condenser 3, part exhaust steam is extracted out by the vapour side from vapour condenser 3, enters absorption type heat pump assembly 2 as the low-temperature heat source of absorption type heat pump assembly 2 by pipeline, forms solidifying water after the heat release cooling and discharges; The mesolow cylinder of steam turbine 1 is connected with absorption type heat pump assembly 2 by pipeline, and the high temperature and high pressure steam in the mesolow cylinder of steam turbine 1 enters absorption type heat pump assembly 2 as the high temperature driven thermal source by pipeline, and the solidifying water of same formation is discharged after the heat release cooling; The backwater of heat supply network 4 enters adsorber, the condenser of absorption type heat pump assembly 2 successively by pumps for hot water supply net, is heated rear output and supplies water to heat supply network.
Described cooling tower forms the closed-loop path by pipeline between cooling water circulating pump and the vapour condenser 3.
Described absorption type heat pump assembly 2 is lithium bromide absorption type heat pump or ammonia water absorbing heat pump.
Described absorption type heat pump assembly 2 is single-action or double effect absorption type heat pump.
Description of drawings
Fig. 1 is the application the first embodiment's schematic representation.
Fig. 2 is the application the second embodiment's schematic representation.
Embodiment
Embodiment 1:
As shown in Figure 1, a kind of exhaust steam residual heat recovering device of clammy power plant, comprise steam turbine 1, absorption type heat pump assembly 2, vapour condenser 3, cooling tower, cooling water circulating pump is connected by pipeline between heat supply network 4 and the pumps for hot water supply net, the exhaust steam exhaust port of steam turbine 1 and vapour condenser 3, be connected with arm on the exhaust steam exhaust port of steam turbine 1 and the pipeline between the vapour condenser 3, this arm is connected to absorption type heat pump assembly 2 inside, and after the high-temperature steam of power plant entered steam turbine 1 acting, an exhaust steam part entered vapour condenser 3, a part enters absorption type heat pump assembly 2 as the low-temperature heat source of absorption type heat pump assembly 2 by above-mentioned arm, forms solidifying water after the heat release cooling and discharges; The mesolow cylinder of steam turbine 1 is connected with absorption type heat pump assembly 2 by pipeline, and the high humidity high pressure steam in the mesolow cylinder of steam turbine 1 enters absorption type heat pump assembly 2 as the high temperature driven thermal source by pipeline, and the solidifying water of same formation is discharged after the heat release cooling; The backwater of heat supply network 4 enters adsorber, the condenser of absorption type heat pump assembly 2 successively by pumps for hot water supply net, is heated rear output and supplies water to heat supply network.
Described cooling tower forms the closed-loop path by pipeline between cooling water circulating pump and the vapour condenser 3.
Described absorption type heat pump assembly 2 is lithium bromide absorption type heat pump or ammonia water absorbing heat pump.
Described absorption type heat pump assembly 2 is single-action or double effect absorption type heat pump.
Embodiment 2:
As shown in Figure 2, a kind of exhaust steam residual heat recovering device of clammy power plant, comprise steam turbine 1, absorption type heat pump assembly 2, vapour condenser 3, cooling tower, cooling water circulating pump, heat supply network 4 and pumps for hot water supply net, be connected by pipeline between the exhaust steam exhaust port of steam turbine 1 and the vapour condenser 3, vapour STH at vapour condenser 3 is bled, and is connected to absorption type heat pump assembly 2 inside by pipeline, after the high-temperature steam of power plant enters steam turbine 1 acting, exhaust steam enters vapour condenser 3, part exhaust steam is extracted out by the vapour side from vapour condenser 3, enters absorption type heat pump assembly 2 as the low-temperature heat source of absorption type heat pump assembly 2 by pipeline, forms solidifying water after the heat release cooling and discharges; The mesolow cylinder of steam turbine 1 is connected with absorption type heat pump assembly 2 by pipeline, and the high temperature and high pressure steam in the mesolow cylinder of steam turbine 1 enters absorption type heat pump assembly 2 as the high temperature driven thermal source by pipeline, and the solidifying water of same formation is discharged after the heat release cooling; The backwater of heat supply network 4 enters adsorber, the condenser of absorption type heat pump assembly 2 successively by pumps for hot water supply net, is heated rear output and supplies water to heat supply network.
Claims (5)
1. the exhaust steam residual heat recovering device of a clammy power plant, it is characterized in that, comprise steam turbine (1), absorption type heat pump assembly (2), vapour condenser (3), cooling tower, cooling water circulating pump, heat supply network (4) and pumps for hot water supply net, be connected by pipeline between the exhaust steam exhaust port of steam turbine (1) and the vapour condenser (3), be connected with arm on the pipeline between the exhaust steam exhaust port of steam turbine (1) and the vapour condenser (3), this arm is connected to absorption type heat pump assembly (2) inside, and after the high-temperature steam of power plant entered steam turbine (1) acting, an exhaust steam part entered vapour condenser (3), a part enters absorption type heat pump assembly (2) as the low-temperature heat source of absorption type heat pump assembly (2) by above-mentioned arm, forms solidifying water after the heat release cooling and discharges; The mesolow cylinder of steam turbine (1) is connected with absorption type heat pump assembly (2) by pipeline, high temperature and high pressure steam in the mesolow cylinder of steam turbine (1) enters absorption type heat pump assembly (2) as the high temperature driven thermal source by pipeline, and the solidifying water of same formation is discharged after the heat release cooling; The backwater of heat supply network (4) enters adsorber, the condenser of absorption type heat pump assembly (2) successively by pumps for hot water supply net, is heated rear output and supplies water to heat supply network.
2. the exhaust steam residual heat recovering device of a clammy power plant, it is characterized in that, comprise steam turbine (1), absorption type heat pump assembly (2), vapour condenser (3), cooling tower, cooling water circulating pump, heat supply network (4) and pumps for hot water supply net, be connected by pipeline between the exhaust steam exhaust port of steam turbine (1) and the vapour condenser (3), vapour STH at vapour condenser (3) is bled, and is connected to absorption type heat pump assembly (2) inside by pipeline, after the high-temperature steam of power plant enters steam turbine (1) acting, exhaust steam enters vapour condenser (3), part exhaust steam is extracted out by the vapour side from vapour condenser (3), enters absorption type heat pump assembly (2) as the low-temperature heat source of absorption type heat pump assembly (2) by pipeline, forms solidifying water after the heat release cooling and discharges; The mesolow cylinder of steam turbine (1) is connected with absorption type heat pump assembly (2) by pipeline, high temperature and high pressure steam in the mesolow cylinder of steam turbine (1) enters absorption type heat pump assembly (2) as the high temperature driven thermal source by pipeline, and the solidifying water of same formation is discharged after the heat release cooling; The backwater of heat supply network (4) enters adsorber, the condenser of absorption type heat pump assembly (2) successively by pumps for hot water supply net, is heated rear output and supplies water to heat supply network.
3. the exhaust steam residual heat recovering device of clammy power plant as claimed in claim 1 or 2 is characterized in that, described cooling tower forms the closed-loop path by pipeline between cooling water circulating pump and the vapour condenser (3).
4. the exhaust steam residual heat recovering device of clammy power plant as claimed in claim 3 is characterized in that, described absorption type heat pump assembly (2) is lithium bromide absorption type heat pump or ammonia water absorbing heat pump.
5. the exhaust steam residual heat recovering device of clammy power plant as claimed in claim 4 is characterized in that, described absorption type heat pump assembly (2) is single-action or double effect absorption type heat pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204032224U CN202788960U (en) | 2012-08-15 | 2012-08-15 | Dead steam waste heat recovery device of humid-cool power plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204032224U CN202788960U (en) | 2012-08-15 | 2012-08-15 | Dead steam waste heat recovery device of humid-cool power plant |
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| CN202788960U true CN202788960U (en) | 2013-03-13 |
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| CN2012204032224U Expired - Lifetime CN202788960U (en) | 2012-08-15 | 2012-08-15 | Dead steam waste heat recovery device of humid-cool power plant |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943697A (en) * | 2012-08-15 | 2013-02-27 | 中能服(北京)节能投资有限公司 | Exhausted-steam and after-heat recovery device of wet-cold power plant and recovery method thereof |
| CN103759458A (en) * | 2013-11-06 | 2014-04-30 | 北京中科华誉能源技术发展有限责任公司 | Flue gas waste heat recovery system based on absorption-type heat pump technology |
| CN105091020A (en) * | 2015-09-17 | 2015-11-25 | 郝江平 | Adjustable boiler air preheating system and method integrating heat regeneration and waste heat utilization |
| CN105333450A (en) * | 2015-11-24 | 2016-02-17 | 郝江平 | Comprehensive gradient utilization system of recovered heat and waste heat of thermal power generation |
| CN108194155A (en) * | 2018-02-08 | 2018-06-22 | 西安西热节能技术有限公司 | A kind of system for improving thermal power plant unit summer operation vacuum |
| CN108843417A (en) * | 2018-07-04 | 2018-11-20 | 西安热工研究院有限公司 | The co-generation unit of complete thermoelectricity decoupling based on supercritical carbon dioxide circulation |
-
2012
- 2012-08-15 CN CN2012204032224U patent/CN202788960U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943697A (en) * | 2012-08-15 | 2013-02-27 | 中能服(北京)节能投资有限公司 | Exhausted-steam and after-heat recovery device of wet-cold power plant and recovery method thereof |
| CN102943697B (en) * | 2012-08-15 | 2015-06-17 | 中能服(北京)节能投资有限公司 | Exhausted-steam and after-heat recovery device of wet-cold power plant and recovery method thereof |
| CN103759458A (en) * | 2013-11-06 | 2014-04-30 | 北京中科华誉能源技术发展有限责任公司 | Flue gas waste heat recovery system based on absorption-type heat pump technology |
| CN105091020A (en) * | 2015-09-17 | 2015-11-25 | 郝江平 | Adjustable boiler air preheating system and method integrating heat regeneration and waste heat utilization |
| CN105091020B (en) * | 2015-09-17 | 2017-04-12 | 郝江平 | Adjustable boiler air preheating system and method integrating heat regeneration and waste heat utilization |
| CN105333450A (en) * | 2015-11-24 | 2016-02-17 | 郝江平 | Comprehensive gradient utilization system of recovered heat and waste heat of thermal power generation |
| CN108194155A (en) * | 2018-02-08 | 2018-06-22 | 西安西热节能技术有限公司 | A kind of system for improving thermal power plant unit summer operation vacuum |
| CN108194155B (en) * | 2018-02-08 | 2023-08-29 | 西安西热节能技术有限公司 | System for improving summer operation vacuum of heat supply unit |
| CN108843417A (en) * | 2018-07-04 | 2018-11-20 | 西安热工研究院有限公司 | The co-generation unit of complete thermoelectricity decoupling based on supercritical carbon dioxide circulation |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Shiwu Inventor after: Song Chunjie Inventor after: Ma Zhengzhong Inventor after: Zhang Tiexin Inventor after: Sun Guixiang Inventor before: Zhou Shiwu Inventor before: Song Chunjie Inventor before: Ma Zhengzhong |
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| CB03 | Change of inventor or designer information | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHOU SHIWU SONG CHUNJIE MA ZHENGZHONG TO: ZHOU SHIWU SONG CHUNJIE MA ZHENGZHONG ZHANG TIEXIN SUN GUIXIANG |
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| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 100016 Beijing 1 Jiuxianqiao Chaoyang District ten neighborhood hospital Patentee after: CES (BEIJING) ENERGY-SAVING INVESTMENT Co.,Ltd. Address before: 100044 Beijing city Haidian District Xizhimen Street No. 168 Tengda building room 609 Patentee before: CES (BEIJING) ENERGY-SAVING INVESTMENT Co.,Ltd. |
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| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100016 Beijing 1 Jiuxianqiao Chaoyang District ten neighborhood hospital Patentee after: CES ENERGY TECHNOLOGY Co.,Ltd. Address before: 100016 Beijing 1 Jiuxianqiao Chaoyang District ten neighborhood hospital Patentee before: CES (BEIJING) ENERGY-SAVING INVESTMENT Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Exhausted-steam and after-heat recovery device of wet-cold power plant and recovery method thereof Effective date of registration: 20160311 Granted publication date: 20130313 Pledgee: Beijing technology intellectual property financing Company limited by guarantee Pledgor: CES ENERGY TECHNOLOGY Co.,Ltd. Registration number: 2016990000201 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170217 Granted publication date: 20130313 Pledgee: Beijing technology intellectual property financing Company limited by guarantee Pledgor: CES ENERGY TECHNOLOGY Co.,Ltd. Registration number: 2016990000201 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CP02 | Change in the address of a patent holder |
Address after: 100043, Beijing, Financial Street (Changan) center, building 1, 13, Shijingshan District Patentee after: CES ENERGY TECHNOLOGY Co.,Ltd. Address before: 100016 Beijing 1 Jiuxianqiao Chaoyang District ten neighborhood hospital Patentee before: CES ENERGY TECHNOLOGY Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |