CN101509716A - Electric power plant cooling system for enhancing cooling efficiency by utilizing residual heat refrigeration manner - Google Patents
Electric power plant cooling system for enhancing cooling efficiency by utilizing residual heat refrigeration manner Download PDFInfo
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- CN101509716A CN101509716A CNA2009100968577A CN200910096857A CN101509716A CN 101509716 A CN101509716 A CN 101509716A CN A2009100968577 A CNA2009100968577 A CN A2009100968577A CN 200910096857 A CN200910096857 A CN 200910096857A CN 101509716 A CN101509716 A CN 101509716A
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
Abstract
The invention relates to a power plant cooling system which improves the cooling efficiency by a residual heat refrigeration way, in particular to a cooling system which is used for the power plant, carries out the refrigeration by the residual heat of a steam turbine and utilizes the prepared cold water to cool the circular cooling water of the steam turbine further. The cooling system comprises a steam condensed water circulation consisting of a steam turbine, a steam condenser, a condensed water circulation pump and a combustion boiler, and a steam cooled water circulation consisting of a steam condenser, a cooling tower and a cooled water circulation pump. The cooling system is characterized in that a lithium bromide refrigeration unit is added; a high pressure generator of the lithium bromide refrigeration unit is arranged between the steam turbine and the steam condenser so as to lead the steam to become the heat source of the unit; the unit also comprises a refrigerant water tank which can store the cold energy; furthermore, the refrigerant water tank is connected with all air conditioners of the central air conditioning by pipelines; and the refrigerant water tank is arranged between the steam condenser and the cooling water circulation pump so that the refrigerant water is used for supplying the coldness to the central air conditioning or further cooling the circular cooling water of the steam turbine. The cooling system solves the problem that the residual heat of the power plant is cooled and wasted and has the advantages of high cooling efficiency, saving energy, being capable of supplying the cold source for the central air conditioning and the like.
Description
Affiliated technical field
The invention belongs to a kind of waste heat cooling technology, especially relate to and a kind ofly using, utilize the turbine exhaust heat refrigeration, make the cooling system that cold water further cools off the steam turbine recirculated cooling water again in power plant.
Background technology
Thermal power plant utilizes coal, oil, natural gas to act as a fuel to heat water generation high temperature and high pressure steam, the chemical energy of fuel is transformed into heat energy, the rotation of steam pressure pushing turbine, thermal power transfer becomes mechanical energy, steam turbine drives the generator rotation then, and mechanical energy is transformed into electric energy.Because the dangerous explosive of high temperature and high pressure steam in order to guarantee unit safety operation, must be cooled off the turbine low pressure cylinder delivery temperature, reduces the low pressure (LP) cylinder pressure at expulsion, makes steam be condensed into water and is transmitted back to boiler.The steam turbine cooling system general using condenser 3 of thermal power plant and the recirculated cooling water of cooling tower 7 cool off, as shown in fig. 1.Recirculated cooling water is because evaporation loss, windage loss and blowdown leakage loss need constantly be carried out replenishing of water.Along with China's development of electric power industry, the capacity of installation and unit is increasing, and the cooling water that needs is also more and more, has caused the water for industrial use anxiety, the heat that discharges by cooling water accounts for more than 50% of thermal power plant's heat simultaneously, has caused the environmental thermal pollution and the energy significantly to waste.
Vapor (steam) temperature after the work done generating is still very high, belongs to high-grade heat energy, has value of exploiting and utilizing.Realize the steam power plant of cogeneration of heat and power, in the generating in winter, provide heat energy for the user, can obtain favorable economic benefit, but to summer, high temperature season is peak of power consumption season simultaneously again, the more unnecessary heat that produces has not had use, waste heat becomes used heat, need expend more cooling water, if the cooling tower cooling effectiveness is not enough, the temperature that makes recirculated water to be cooled to allow is returned the admittance water body again, will cause the power plant can not normal power generation.The heat source temperature of lithium-bromide absorption-type refrigerating machine is lower, can realize the cooling of lithium bromide central air-conditioning with residual heat of electric power plant as thermal source fully, can partly solve the UTILIZATION OF VESIDUAL HEAT IN problem like this.So heat, electricity, cold coproduction are the development trends of Future Power Plant.But actual heating load, refrigeration duty can change along with climate change, and unstable, like this some the time, refrigeration machine can be in off position, this just can not play the purpose that improves cooling system efficient, and the temperature that recirculated water can not be cooled to allow also will cause the power plant can not normal power generation.
Summary of the invention
The objective of the invention is to solve above-mentioned waste heat cooling and waste problem, provide a kind of turbine exhaust heat that utilizes to drive lithium bromide refrigerating unit refrigeration, make power plant's cooling system that cold water further cools off the steam turbine recirculated cooling water again, have the cooling effectiveness height, energy-conservation, can supply characteristics such as central air-conditioning low-temperature receiver.
A kind of power plant's cooling system that utilizes the utilizing waste heat for refrigeration mode to improve cooling effectiveness, it comprises by steam turbine, condenser, the steam condensate circulation that condensate circulating pump and burning boiler constitute, and by comprising condenser, the steam cooling water circulation that cooling tower and cooling water circulating pump constitute, it is characterized in that: also increased the lithium bromide refrigerating unit, it comprises absorber, solution pump, low temperature heat exchanger, high-temperature heat exchanger, high pressure generator, low pressure generator, condenser, evaporimeter, cryogenic fluid pump and cooling tower, wherein high pressure generator is arranged between steam turbine and the condenser, the jet chimney of steam turbine enters heat exchange cooling in the high pressure generator, make high pressure generator become a part in the steam condensate circulation, and steam become the thermal source of refrigeration unit.
The chilled water that the lithium bromide refrigerating unit makes can be used for central air-conditioning or further cool off the recirculated cooling water of steam turbine.Promptly this lithium bromide refrigerating unit also comprises the refrigerant water tank that is connected with evaporimeter, and the cold that makes is stored in the refrigerant water tank, is connected by pipeline each air-conditioner with refrigerant water tank and central air-conditioning again, realizes the refrigeration of central air-conditioning; The refrigerant water tank is arranged between condenser and the cooling water circulating pump, the cooling water pipeline of condenser enters heat exchange cooling in the refrigerant water tank, make the refrigerant water tank become a part in the steam cooling water circulation, air-conditioner and cooling water become the terminal use of refrigeration unit like this.
In addition, between steam turbine and condenser, be provided with valve, between cooling water circulating pump and condenser coil pipe, also be provided with valve, when not needing refrigeration machine work, can use the existing type of cooling to cool off like this, system is used regulate flexibly.
The lithium bromide refrigerating unit is that profit uses water as cold-producing medium, utilizes lithium-bromide solution to freeze as absorbent, and power consumption is little in use.The present invention utilizes turbine exhaust heat to drive and realizes freezing in summer central air-conditioning is carried out cooling, jet chimney directly can be inserted heat supply network in winter and carry out heat supply, and refrigeration unit can also utilize utilizing waste heat for refrigeration that cooling water is assisted cooling simultaneously.
The invention has the beneficial effects as follows: 1) utilize the thermal source of thermal power plant's waste heat, realize the used heat utilization, can save the energy in a large number, have well energy-conservation and environmental benefit, the normal power supply that guarantees peak of power consumption is had positive role as refrigeration machine; 2) three grades of coolings of process high pressure generator, cooling tower and refrigerant water tank, improved cooling effectiveness greatly, guarantee at any time the temperature that the recirculated cooling water with electricity generation system is cooled to allow, help normal safe power supply, cooling effectiveness raising simultaneously will help reducing replenishing of recirculated cooling water, alleviate water supply gets; 3) chilled water that makes both can be used for central air-conditioning and improve power plant's economic benefit in summer, can be used for the cooling of recirculated cooling water again, the refrigeration modes that bromizates the lithium refrigeration unit promptly can use in summer, also can use in winter, reduces the cooling load of cooling tower.
Description of drawings
Fig. 1 is the schematic diagram of the steam turbine cooling system of existing thermal power plant;
Fig. 2 improves the systematic schematic diagram of power plant's cooling system of cooling effectiveness for the present invention utilizes the utilizing waste heat for refrigeration mode.Be the mono-potency lithium bromide refrigeration unit in the frame of broken lines among the figure.
As follows to the label declaration in each width of cloth accompanying drawing:
1-generator; 2-steam turbine; 2a-jet chimney; 3-condenser; 3a-cooling water pipeline; 4-burning boiler; 5-condensate circulating pump; 6-cooling water circulating pump; 7-cooling tower; 8-high pressure generator; 9-low temperature heat exchanger; 10-low pressure generator; 11-high-temperature heat exchanger, 12-absorber, 13-solution pump, 14-cryogenic fluid pump, 15-evaporimeter, 16-condenser, 17-cooling tower, 18-air-conditioner; 19-refrigerant water tank; 20-chilled water circulating pump; F1, F2-valve.
The specific embodiment:
With reference to the accompanying drawings this particular content that utilizes the utilizing waste heat for refrigeration mode to improve power plant's cooling system of cooling effectiveness is described in detail below.
As shown in Figure 2, generator 1 is driven by steam turbine 2, power plant of the present invention cooling system comprises the steam condensate circulation that is in turn connected to form by pipeline by steam turbine 2, condenser 3, condensate circulating pump 5 and burning boiler 4, and by the steam cooling water circulation that comprises that condenser 3, cooling tower 7 and cooling water circulating pump 6 are in turn connected to form by pipeline, system has mainly also increased the lithium bromide refrigerating unit.
Shown in the frame of broken lines among Fig. 2, refrigeration unit comprises absorber 12, solution pump 13, low temperature heat exchanger 9, high-temperature heat exchanger 11, high pressure generator 8, low pressure generator 10, condenser 16, evaporimeter 15, cryogenic fluid pump 14 and cooling tower 17, wherein high pressure generator 8 is arranged between steam turbine 2 and the condenser 3, the jet chimney 2a of steam turbine 2 enters heat exchange cooling in the high pressure generator 8, make high pressure generator 8 become a part in the steam condensate circulation, steam is the driving heat source that residual heat of electric power plant then becomes refrigeration unit.
Refrigeration unit also comprises the refrigerant water tank 19 that is connected with evaporimeter 15, and the cold that makes is stored in the refrigerant water tank 19, is connected by pipeline each air-conditioner 18 with refrigerant water tank 19 and central air-conditioning again, realizes the cooling to central air-conditioning; Refrigerant water tank 19 is arranged between condenser 3 and the cooling water circulating pump 6, the cooling water pipeline 3a of condenser 3 enters heat exchange cooling in the refrigerant water tank 19, make refrigerant water tank 19 become a part in the steam cooling water circulation, air-conditioner 18 and cooling water become the terminal use of refrigeration unit like this.
Between steam turbine 2 and condenser 3, be provided with valve F1, between cooling water circulating pump 6 and condenser 3 coil pipes, also be provided with valve F2.When valve F1, F2 opened, system can use the existing type of cooling to cool off, and promptly by as shown in Figure 1, utilized cooling tower 7 to carry out the cooling of recirculated cooling water in condenser 3 coil pipes.Valve F1, when F2 closes, the high temperature and high pressure steam of steam turbine 2 can not directly enter in the condenser 3, but earlier by entering in the condenser 3 lithium bromide refrigerating unit work this moment after high pressure generator 8 coolings again.
The course of work of power plant of the present invention cooling system is as follows: the high temperature and high pressure steam that steam turbine 2 generating backs produce drives refrigeration unit work earlier, enter again after the heat exchange cooling through high pressure generator 8 and flow in the condenser 3, carried out second level heat exchange cooling by cooling water from cooling tower 7, the cooling water temperature that comes out from cooling tower 7 is general still than the chilled water temperature of producing the refrigeration unit (7 ℃) height, therefore makes the cooling water and the refrigerant water tank 19 that come out from cooling tower 7 carry out third level heat exchange again.Three grades of coolings of process high pressure generator 8, cooling tower 7 and refrigerant water tank 19 like this, improved cooling effectiveness greatly, send burning boiler 4 back to after guaranteeing steam cooling is agglomerated to the temperature of permission, reduced the cooling load of cooling tower 7 simultaneously to a certain extent and then reduced the loss of cooling water.
The lithium bromide refrigerating unit cooling procedure of specifically freezing is as follows: a part of bromize lithium dilute solution that comes out from absorber 12, carry by solution pump 13, behind low temperature heat exchanger 9, be divided into two-way, one the tunnel directly enters low pressure generator 10, another road is after high-temperature heat exchanger 11 heats up, enter high pressure generator 8, back one road bromize lithium dilute solution is heated by the heat energy of the high temperature and high pressure steam that produces from steam turbine 2 generating backs, makes it boiling, and refrigerant vapour takes place, simultaneously, the temperature of solution and concentration raise, and after high-temperature heat exchanger 11 temperature reduce, enter low pressure generator 10 by flash distillation then; That road bromize lithium dilute solution that directly enters low pressure generator 10 also by in low pressure generator 10 pipes from the refrigerant vapour heating of high pressure generator 8 and seethe with excitement, produce refrigerant vapour, solution is concentrated, and two parts concentrated solution is mixed in low pressure generator 10 liquid baths.
The refrigerant vapour that produces in the high pressure generator 8, behind heating low pressure generator 10 solution, condense into water as refrigerant, after the control valve throttling, enter condenser 16, the refrigerant vapour that in low pressure generator 10, produces, by the water quench that flows in condenser pipe, condensation becomes and the corresponding water as refrigerant of condensing pressure.Cooling water is cooled off by cooling tower 17 in the condenser pipe.
Water as refrigerant in the condenser 16 is after throttling, enter evaporimeter 15, carry spray in evaporimeter 15 tube banks by the cryogenic fluid pump 14 of evaporimeter 15, because evaporimeter 15 internal pressures are very low, water as refrigerant just is absorbed in the heat of the higher chilled water of temperature mobile in evaporimeter 15 pipes and evaporates, and becomes refrigerant vapour, and chilled water circulating pump 20 carries chilled waters in evaporimeter 15 pipes, the temperature of chilled water in the refrigerant water tank 19 is reduced, i.e. refrigeration.The chilled water that makes is transported to air-conditioner 18 again, just can realize the cooling to central air-conditioning; Cooling water circulating pump 6 constantly makes the heat transferred chilled water cooling water temperature reduce the cooling water circulation in condenser 3 pipe, and then reduces steam turbine 2 vapor (steam) temperatures of coming out from high pressure generator 8.
The concentrated solution of coming out by low pressure generator 10, after low temperature heat exchanger 9 reduction temperature, with enter absorber 12 after another road weak solution of carrying from the solution pump 13 of absorber 12 is mixed mutually, absorb the refrigerant vapour of flash-pot 15 to become weak solution, the cooling water that the latent heat of condensation in the absorption process and heat of solution are absorbed in device 12 heat-transfer pipes is taken away, cooling water is cooled off by cooling tower 17, like this, spray solution is constantly taken the water vapour that cryogen is evaporated in the evaporimeter 15 away, keep pressure very low in the evaporimeter 15, guaranteed that the water as refrigerant steam that is evaporated in the evaporimeter 15 constantly flows to absorber 12, the thinning lithium-bromide solution owing to absorb refrigerant vapour in the evaporimeter 15, be sent to height more respectively, the low pressure generator boiling concentrates, and has so just finished a kind of refrigeration cycle.
In winter the jet chimney of steam turbine is directly inserted heat supply network and carry out heat supply, re-use this cooling system, can realize heat, electricity, the cold coproduction of power plant.
Claims (2)
1, a kind of power plant's cooling system that utilizes the utilizing waste heat for refrigeration mode to improve cooling effectiveness, it comprises by steam turbine (2), condenser (3), the steam condensate circulation that condensate circulating pump (5) and burning boiler (4) are in turn connected to form by pipeline, and by comprising condenser (3), the steam cooling water circulation that cooling tower (7) and cooling water circulating pump (6) are in turn connected to form by pipeline, it is characterized in that: further comprising the lithium bromide refrigerating unit, this refrigeration unit comprises absorber (12), solution pump (13), low temperature heat exchanger (9), high-temperature heat exchanger (11), high pressure generator (8), low pressure generator (10), condenser (16), evaporimeter (15), cryogenic fluid pump (14) and cooling tower (17), wherein high pressure generator (8) is arranged between steam turbine (2) and the condenser (3), the jet chimney (2a) of steam turbine (2) enters heat exchange cooling in the high pressure generator 8, make high pressure generator (8) become a part in the steam condensate circulation, steam then becomes the thermal source of refrigeration unit; Described refrigeration unit also comprises the refrigerant water tank (19) that is connected with evaporimeter (15), is connected by pipeline each air-conditioner (18) with refrigerant water tank (19) and central air-conditioning again, realizes the cooling to central air-conditioning; Refrigerant water tank (19) is arranged between condenser (3) and the cooling water circulating pump (6), the cooling water pipeline (3a) of condenser (3) enters the interior heat exchange cooling of refrigerant water tank (19), make refrigerant water tank (19) become a part in the steam cooling water circulation, air-conditioner (18) and cooling water become the terminal use of refrigeration unit.
2, the power plant's cooling system that utilizes the utilizing waste heat for refrigeration mode to improve cooling effectiveness according to claim 1, it is characterized in that: be provided with valve (F1) between described steam turbine (2) and the condenser (3), between cooling water circulating pump (6) and condenser (3) coil pipe, also be provided with valve (F2).
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| CNA2009100968577A CN101509716A (en) | 2009-03-19 | 2009-03-19 | Electric power plant cooling system for enhancing cooling efficiency by utilizing residual heat refrigeration manner |
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| CNA2009100968577A CN101509716A (en) | 2009-03-19 | 2009-03-19 | Electric power plant cooling system for enhancing cooling efficiency by utilizing residual heat refrigeration manner |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788141A (en) * | 2010-03-05 | 2010-07-28 | 王利军 | Absorption type heat regenerator and application thereof in regenerative circulation system of power plant |
| CN101846416A (en) * | 2010-04-29 | 2010-09-29 | 华北电力大学 | System and method for realizing area combined cooling heat by cogeneration coupling heat pump |
| CN101871373A (en) * | 2010-05-28 | 2010-10-27 | 郑州大学 | Combined power and refrigeration cycle system of absorption steam turbine |
| CN101906997A (en) * | 2010-07-05 | 2010-12-08 | 双良节能系统股份有限公司 | Condensation heat recovery central heating system of power plant indirect air cooling machine set |
| CN101949612A (en) * | 2010-08-27 | 2011-01-19 | 清华大学 | Cooling mode driven by utilizing urban heat supply network |
| CN102322747A (en) * | 2011-08-01 | 2012-01-18 | 山西省电力勘测设计院 | Indirect cooling system of header system consisting of two turbines and one tower |
| CN102723813A (en) * | 2012-06-18 | 2012-10-10 | 苏州腾辉环保科技有限公司 | Novel steam turbine generator cooling system |
| CN105937416A (en) * | 2016-06-16 | 2016-09-14 | 全球能源互联网研究院 | Cryogenic liquid air energy storage system utilizing waste heat lithium bromide to perform refrigeration |
| CN106703913A (en) * | 2017-03-24 | 2017-05-24 | 苏州迪森生物能源有限公司 | Biomass energy comprehensive application system |
| CN108332447A (en) * | 2017-12-31 | 2018-07-27 | 山东鲁泰控股集团有限公司 | A kind of air-conditioning system using power plant's exhaust heat refrigeration |
| CN108692482A (en) * | 2018-05-03 | 2018-10-23 | 华电电力科学研究院有限公司 | A kind of thermoelectricity unit carries effect system and application process with what refrigeration was combined |
| CN108955283A (en) * | 2018-06-29 | 2018-12-07 | 航天金洲（北京）能源科技有限公司 | Steel slag Exposure degree electrification technique and system |
| CN109764338A (en) * | 2019-01-16 | 2019-05-17 | 广州环投设计研究院有限公司 | A kind of garbage incinerating power plant is exhaust heat stepped to utilize method |
| CN110185538A (en) * | 2019-05-29 | 2019-08-30 | 海南民生管道燃气有限公司 | One kind is provided multiple forms of energy to complement each other distributed energy resource system |
| CN113563148A (en) * | 2021-07-26 | 2021-10-29 | 华南理工大学 | Coal-based natural gas and methanol poly-generation system and method integrating waste heat refrigeration |
| CN117190540A (en) * | 2023-11-07 | 2023-12-08 | 江苏河海城市节能研究院有限公司 | Waste heat recovery system of heat source plant |
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2009
- 2009-03-19 CN CNA2009100968577A patent/CN101509716A/en active Pending
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788141A (en) * | 2010-03-05 | 2010-07-28 | 王利军 | Absorption type heat regenerator and application thereof in regenerative circulation system of power plant |
| CN101788141B (en) * | 2010-03-05 | 2011-08-31 | 王利军 | Application of absorption type heat regenerator in regenerative circulation system of power plant |
| CN101846416A (en) * | 2010-04-29 | 2010-09-29 | 华北电力大学 | System and method for realizing area combined cooling heat by cogeneration coupling heat pump |
| CN101871373A (en) * | 2010-05-28 | 2010-10-27 | 郑州大学 | Combined power and refrigeration cycle system of absorption steam turbine |
| CN101906997A (en) * | 2010-07-05 | 2010-12-08 | 双良节能系统股份有限公司 | Condensation heat recovery central heating system of power plant indirect air cooling machine set |
| CN101949612A (en) * | 2010-08-27 | 2011-01-19 | 清华大学 | Cooling mode driven by utilizing urban heat supply network |
| CN101949612B (en) * | 2010-08-27 | 2012-11-14 | 清华大学 | Cooling mode driven by utilizing urban heat supply network |
| CN102322747A (en) * | 2011-08-01 | 2012-01-18 | 山西省电力勘测设计院 | Indirect cooling system of header system consisting of two turbines and one tower |
| CN102723813A (en) * | 2012-06-18 | 2012-10-10 | 苏州腾辉环保科技有限公司 | Novel steam turbine generator cooling system |
| CN105937416A (en) * | 2016-06-16 | 2016-09-14 | 全球能源互联网研究院 | Cryogenic liquid air energy storage system utilizing waste heat lithium bromide to perform refrigeration |
| CN106703913A (en) * | 2017-03-24 | 2017-05-24 | 苏州迪森生物能源有限公司 | Biomass energy comprehensive application system |
| CN108332447A (en) * | 2017-12-31 | 2018-07-27 | 山东鲁泰控股集团有限公司 | A kind of air-conditioning system using power plant's exhaust heat refrigeration |
| CN108692482A (en) * | 2018-05-03 | 2018-10-23 | 华电电力科学研究院有限公司 | A kind of thermoelectricity unit carries effect system and application process with what refrigeration was combined |
| CN108692482B (en) * | 2018-05-03 | 2023-08-29 | 华电电力科学研究院有限公司 | Efficiency improving system combining thermoelectric unit and refrigeration and application method |
| CN108955283A (en) * | 2018-06-29 | 2018-12-07 | 航天金洲（北京）能源科技有限公司 | Steel slag Exposure degree electrification technique and system |
| CN109764338A (en) * | 2019-01-16 | 2019-05-17 | 广州环投设计研究院有限公司 | A kind of garbage incinerating power plant is exhaust heat stepped to utilize method |
| CN110185538A (en) * | 2019-05-29 | 2019-08-30 | 海南民生管道燃气有限公司 | One kind is provided multiple forms of energy to complement each other distributed energy resource system |
| CN110185538B (en) * | 2019-05-29 | 2022-04-19 | 海南民生管道燃气有限公司 | Multi-energy complementary distributed energy system |
| CN113563148A (en) * | 2021-07-26 | 2021-10-29 | 华南理工大学 | Coal-based natural gas and methanol poly-generation system and method integrating waste heat refrigeration |
| CN117190540A (en) * | 2023-11-07 | 2023-12-08 | 江苏河海城市节能研究院有限公司 | Waste heat recovery system of heat source plant |
| CN117190540B (en) * | 2023-11-07 | 2024-02-23 | 江苏河海城市节能研究院有限公司 | Waste heat recovery system of heat source plant |
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Application publication date: 20090819 |