CN202485070U - Device for recycling and using heat of recycled water in power plant - Google Patents
Device for recycling and using heat of recycled water in power plant Download PDFInfo
- Publication number
- CN202485070U CN202485070U CN 201220017077 CN201220017077U CN202485070U CN 202485070 U CN202485070 U CN 202485070U CN 201220017077 CN201220017077 CN 201220017077 CN 201220017077 U CN201220017077 U CN 201220017077U CN 202485070 U CN202485070 U CN 202485070U
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- Prior art keywords
- heat
- absorption type
- power plant
- water
- pipeline
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 238000004064 recycling Methods 0.000 title abstract description 3
- 238000010521 absorption reaction Methods 0.000 claims abstract description 32
- 238000005057 refrigeration Methods 0.000 claims description 21
- 238000011084 recovery Methods 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000000605 extraction Methods 0.000 abstract description 3
- 239000002918 waste heat Substances 0.000 description 5
- 238000009998 heat setting Methods 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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Abstract
The utility model provides a device for recycling and using the heat of recycled water in a power plant. The device comprises a condenser, a pressurizing pump, an absorption type heater, a turbine and a heat supply system; a water inlet of the absorption type heater is connected with the pressurizing pump through a pipeline, and the other inlet of the absorption type heater is connected with the turbine through the pipeline; and one inlet can be further arranged and is connected with a vapor pipeline of a boiler. The absorption type heater absorbs the heat of vapor of the turbine and the boiler for heat supply of the recycled water and a heat supply system, so that the temperature of water entering the boiler is raised. Therefore, the mean temperature of the heat absorption of the boiler is improved, and the heat efficiency of the entire generation system of the power plant can be improved; and meanwhile, the phenomenon that the condensed water is heated by steam extraction can be reduced.
Description
Technical field
The utility model relates to the energy-conserving and emission-cutting technology field, and particularly a kind of commercial production recirculated water heat recovery system relates in particular to electric power plant circulating water heat recovery and utilization device.
Background technology
Recirculated water heat recovery and utilization system is a thermal source with power plant's heat recirculated water, and the waste heat that the synergy through many absorption type heat pump assemblys absorbs recirculated water heats hot net water, has realized the recycling of recirculated water waste heat.This energy conserving system application space is extensive, suits to promote significantly in China, especially highly energy-consuming industry such as steam power plant.
In order to adopt recirculated water heat recovery and utilization device to come the waste heat of recirculated water is absorbed, need recirculated water heat recovery system be incorporated in the generating set circulation.
Incorporate in the process of generating set circulation in recirculated water heat recovery and utilization system; Because the existence of absorption type heat pump assembly and associated ping thereof; Increased the water resistance that recirculated water flows; Broken the equilibrium relation of original circulation, therefore, how optimization solves recirculated water heat recovery system heat sources side water circulation becoming popularization recirculated water heat recovery system problem demanding prompt solution.At present, prior art does not still have the solution of moulding.
The utility model content
The purpose of the utility model is to provide a kind of electric power plant circulating water heat recovery and utilization device; Utilize the absorption type refrigeration machine of prior art; After from steam turbine, extracting part steam or utilizing boiler middle part extraction part saturated vapor promotion absorption type refrigeration machine with heat absorption in the recirculated water, add hot water, be used for heat supply, unnecessary part can be used for heat-setting water; Improve the water temperature that gets into boiler; And then reach the whole heat absorption of raising boiler mean temperature, and improve the whole thermal efficiency, can reduce the purpose of extracted steam from turbine heat-setting water simultaneously.
To achieve these goals; The utility model adopts following technical scheme; Electric power plant circulating water heat recovery and utilization device comprises condenser, booster, absorption type refrigeration machine, steam turbine and heating system, and the water inlet of said condenser is connected with the electric power plant circulating water pump through pipeline; Described booster is arranged on the pipeline of said condenser delivery port, is connected with said condenser through pipeline; A water inlet of described absorption type refrigeration machine is connected with described booster through pipeline, and another inlet is connected with steam turbine through pipeline; Said heating system comprises the outlet conduit and the water return pipeline of absorption type refrigeration machine.
Further, said absorption type refrigeration machine can also be provided with an inlet and be connected with the jet chimney of boiler, utilizes boiler to extract the part saturated vapor and realizes UTILIZATION OF VESIDUAL HEAT IN.
Further, said absorption type refrigeration machine can also adopt the refrigerating and heating machine of economic benefits and social benefits, not only can realize waste heat heat cycles water function but also can realize improving the function of power plant's cooling capacity.
The beneficial effect of the electric power plant circulating water heat recovery and utilization device that the utility model provides is, reclaims more high-grade hot water with more a spot of steam, and recovery ratio reaches 1.8; Can also reduce the rate of air sucked in required of steam turbine, reduce the oxygen-eliminating device heating and use quantity of steam, improve the generated energy of unit indirectly; The UTILIZATION OF VESIDUAL HEAT IN mode is various, both can heat also and can freeze.
Description of drawings
Fig. 1 is the structural representation of the utility model electric power plant circulating water heat recovery and utilization device.
Identifier declaration:
The 1-steam turbine; 2-absorption type refrigeration machine; The 3-condenser; The 4-booster;
The 5-valve; The 6-valve.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the technical scheme of the utility model is done further detailed, clear, complete explanation, meet novelty, creativeness and the practicality that Patent Law requires fully with explanation the utility model.Should be noted that just a part of embodiment of the utility model that embodiment describes, can not be used to limit the protection domain of the utility model.
Referring to Fig. 1, it is the structural representation of the utility model electric power plant circulating water heat recovery and utilization device.As shown in the figure, this electric power plant circulating water heat recovery and utilization device comprises:
Steam turbine 1, said steam turbine is connected with the absorption type refrigeration machine through pipeline, for the absorption type refrigeration machine provides the waste heat energy such as vapours;
Absorption type refrigeration machine 2; A water inlet of said absorption type refrigeration machine is connected with described booster through pipeline; Another inlet is connected with steam turbine through pipeline; An inlet can also be set be connected with the jet chimney of boiler, the steam heat that the absorption type refrigeration machine absorbs from steam turbine, boiler is used to recirculated water and heating system heat supply;
Condenser 3, the water inlet of said condenser is connected with the electric power plant circulating water pump through pipeline, and delivery port is connected with the absorption type refrigeration machine through booster;
Booster 4 is arranged on the outlet conduit of condenser, is used for recirculated water is boosted;
Between the delivery port that valve 5 and valve 6 are arranged at the absorption type refrigeration machine respectively and the water inlet pipeline of condenser be connected on the pipeline and the delivery port and the pipeline between the cooling tower of absorption type refrigeration machine on.
During the utility model work; After from steam turbine, extracting part steam or utilizing boiler middle part extraction part saturated vapor promotion absorption type refrigeration machine with heat absorption in the recirculated water, add hot water, be used for heat supply, unnecessary part can be used for heat-setting water; Improve the water temperature that gets into boiler; And then reach the whole heat absorption of raising boiler mean temperature, and improve the whole thermal efficiency, can reduce the purpose of extracted steam from turbine heat-setting water simultaneously.
Claims (3)
1. electric power plant circulating water heat recovery and utilization device; Comprise condenser, booster, absorption type refrigeration machine, steam turbine and heating system; It is characterized in that; A water inlet of described absorption type refrigeration machine is connected with described booster through pipeline, and another inlet is connected with steam turbine through pipeline.
2. electric power plant circulating water heat recovery and utilization device according to claim 1 is characterized in that, described absorption type refrigeration machine can also be provided with an inlet and be connected with the jet chimney of boiler.
3. electric power plant circulating water heat recovery and utilization device according to claim 1 is characterized in that said absorption type refrigeration machine can also adopt the refrigerating and heating machine of economic benefits and social benefits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220017077 CN202485070U (en) | 2012-01-16 | 2012-01-16 | Device for recycling and using heat of recycled water in power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220017077 CN202485070U (en) | 2012-01-16 | 2012-01-16 | Device for recycling and using heat of recycled water in power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202485070U true CN202485070U (en) | 2012-10-10 |
Family
ID=46959489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220017077 Expired - Lifetime CN202485070U (en) | 2012-01-16 | 2012-01-16 | Device for recycling and using heat of recycled water in power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202485070U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500082A (en) * | 2016-12-05 | 2017-03-15 | 中冶华天工程技术有限公司 | A kind of gas generating system based on steel mill's saturated vapor Optimum utilization |
| CN106523058A (en) * | 2016-12-05 | 2017-03-22 | 中冶华天工程技术有限公司 | Steam-driven blower system based on optimal utilization of saturated steam of steel mill |
| CN108469059A (en) * | 2018-05-08 | 2018-08-31 | 中国华能集团清洁能源技术研究院有限公司 | A kind of the steam energy cascade utilization coupled system and working method of annual operation |
-
2012
- 2012-01-16 CN CN 201220017077 patent/CN202485070U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500082A (en) * | 2016-12-05 | 2017-03-15 | 中冶华天工程技术有限公司 | A kind of gas generating system based on steel mill's saturated vapor Optimum utilization |
| CN106523058A (en) * | 2016-12-05 | 2017-03-22 | 中冶华天工程技术有限公司 | Steam-driven blower system based on optimal utilization of saturated steam of steel mill |
| CN108469059A (en) * | 2018-05-08 | 2018-08-31 | 中国华能集团清洁能源技术研究院有限公司 | A kind of the steam energy cascade utilization coupled system and working method of annual operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Patent director of cecep industrial energy saving Co.,Ltd. Document name: payment instructions |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Patent of cecep industrial energy conservation Co.,Ltd. The person in charge Document name: Notice of expiration and termination of patent right |