CN102818398A - Intelligent air cooling island and control method thereof - Google Patents
Intelligent air cooling island and control method thereof Download PDFInfo
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- CN102818398A CN102818398A CN2012102591670A CN201210259167A CN102818398A CN 102818398 A CN102818398 A CN 102818398A CN 2012102591670 A CN2012102591670 A CN 2012102591670A CN 201210259167 A CN201210259167 A CN 201210259167A CN 102818398 A CN102818398 A CN 102818398A
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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
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- 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
Abstract
The invention discloses an intelligent air cooling island and a control method of the intelligent air cooling island. The intelligent air cooling island comprises an air cooling island, an absorbing type refrigerator, a first heat exchanger, a second heat exchanger, a cold air fan and a control unit; the absorbing refrigerator is used for absorbing exhaust heat from a turbine or heat of condensing water from the air cooling island, and outputting refrigerant water to the first heat exchanger and the second heat exchanger; the first heat exchanger is used for exchanging the exhaust heat of the turbine to reduce the temperature of the exhaust heat of the turbine in an inlet of the air cooling island; the second heat exchanger is used for conveying cold air to the bottom of the air cooling island; the cold air fan is used for conveying the cold air from the second heat exchanger to the bottom of the air cooling island; and the control unit is electrically connected with the absorbing type refrigerator, the cold air fan and the air cooling island for collecting information such as flow and temperature of the air cooling island, air temperature, air speed, atmosphere temperature, environment air speed, boiler load and the like to automatically generate control signals and controlling the absorbing type refrigerator, the cold air fan and the axial flow fan of the air cooling island. According to the intelligent air cooling island, the efficiency of air cooling of the island in hot summer can be improved and the electricity consumption can be reduced.
Description
Technical field
The present invention relates to air cooling island, thermal power plant and optimize the operation field, relate in particular to a kind of intelligent air cooling island that air cooling island efficient reduces power consumption under the hot weather in summer of improving.
Background technology
In area dry, that the colliery is near coal-mine and other water resources are limited, the water cost is high, the thermal power plant can adopt air cooling technique to reach the purpose of water saving usually, and air cooling also is applicable to the limited place that can not build wet cooling tower, space in the city simultaneously.Existing unit operation effect shows that Direct Air-cooled Unit is than water condenser generating set water saving 65% even more.But when higher, Air-cooled Unit vacuum can occur and reduce at summer environment temperature, and unit generation efficient reduces, even forces whole unit load down operation, and high temperature season can't reach designing requirement.
After the operation, environment temperature field, air cooling island is than high 2-3 ℃ of weather forecast, and when environment temperature surpassed 32 ℃, back pressure increased, and coal consumption increases, and boiler efficiency reduces 10%-30%, even shuts down.In the equipment of air cooling island, the temperature of air cooling heat radiator inlet is very big to its thermodynamic property influence, if inlet temperature is higher than environment temperature, heat transfer temperature difference is reduced, and reduces heat-transfer capability, makes heat transfer deterioration, directly influences exerting oneself and safe operation of unit.Show that according to operation practice in the air cooler inlet temperature during greater than 5 ℃ of environment temperatures, can make logarithmic mean temperature difference (LMTD) is 15 ℃ air cooler reduction heat output 30%.When causing air cooling island inlet temperature too high owing to natural cause, can't effectively reduce temperature, make the air cooling island be difficult to operate as normal.
For steam turbine, when operating back pressure during at 5-18kpa, the steamer function reaches rated power, when steam turbine during at high back pressure 25.55-18kpa, and the lotus of lightening the burden.Because air cooling to reducing the generating vapor (steam) temperature, causes the big variation of high back pressure and back pressure, make the steam turbine can't safe operation.
Generator steam through the air cooling island cooled water temperature generally at 15 ℃--between 33 ℃, turbine back pressure is between 5-11kpa.Part power plant actual motion shows: 1 year temperature rises to 32 ℃ from-28 ℃, and corresponding delivery temperature is 28.6 ℃--and 65.4 ℃, corresponding exhaust back pressure is 3.92kpa-25.50 kpa.When environment temperature rose to more than 38 ℃, because air cooling island condensing unit can't be reduced to service requirement with temperature, corresponding delivery temperature can be up to 80 ℃, and corresponding exhaust back pressure is 60.50 kpa, makes the every degree of gross coal consumption rate increase by 40-60 grams.So just make that generating efficiency greatly reduces, even possibly occur shutting down.
Existing technology is: during the Air-cooled Unit summer high temperature demineralized water spray is carried out on the air cooling island; Utilize evaporation of water to absorb heat, carry out auxiliary temperature-reducing, perhaps layout water atomization plant between axial flow blower and air cooling island condenser; Utilize the atomized water evaporation to absorb heat, carry out auxiliary temperature-reducing.The problem that these two kinds of technical schemes exist is: Air-cooled Unit itself is built limited place, water source in; Demineralized water spray one is to need a large amount of water; Consume this nervous water resource; The 2nd, spray, atomizing need a cover flow pressure control device and spray, atomising device, need the consumption electric energy, have improved station service power consumption rate.
Summary of the invention
In order to solve above-mentioned consumption of water resource and power consumption problem; The present invention carries out demineralized water spray, spraying to the air cooling island during casting out original Air-cooled Unit summer high temperature; Utilize evaporation of water to absorb the method for the cooling of heat, a kind of using water wisely is provided, reduces power consumption and the high intelligent air cooling island of refrigerating efficiency.
The objective of the invention is to realize like this: said intelligent air cooling island comprises the air cooling island (wherein N is greater than 2), Absorption Refrigerator, first heat exchanger, second heat exchanger, cold wind blower fan and the control module that have N axial flow blower.The inlet of said Absorption Refrigerator directly connects the weary heat that steam turbine is discharged; Or through the weary heat of first exchanger heat exchange; Or air cooling island output condensate, be used to absorb the heat that steam turbine lacks heat or air cooling island condensate, output chilled water to the first heat exchanger, second heat exchanger; Said first heat exchanger is arranged on the weary heat inlet of steam turbine on air cooling island, is used for directly the weary heat of steam turbine being carried out heat exchange, reduces the weary hot temperature of steam turbine of air cooling island inlet; Said second heat exchanger is arranged on the bottom on air cooling island, is used for producing cold air in the bottom on air cooling island; Said cold wind blower fan is arranged on second heat exchanger below, is used for being transported to bottom, air cooling island to the cold air that second heat exchanger produces; Said control module is electrically connected with Absorption Refrigerator, cold wind blower fan and air cooling island.
The absorption chiller on said intelligent air cooling island comprises generator, condenser, evaporimeter, absorber, heat exchanger, circulating pump, cooling tower; Said generator is connected with weary heat or air cooling island output condensate that steam turbine is discharged; Described evaporimeter connects first heat exchanger, second heat exchanger, and said cooling tower is installed in axial flow blower below, air cooling island.
The control module on said intelligent air cooling island comprises information acquisition unit and information process unit, and said information acquisition unit comprises N temperature sensor, a N flow sensor, a N wind-warm syndrome air velocity transducer, boiler load information acquisition device, atmosphere temperature transducer, ambient wind velocity sensor.
The control method on intelligence air cooling island may further comprise the steps:
A, the temperature sensor of information acquisition unit is arranged on generator and evaporimeter, first heat exchanger, second heat exchanger of all condensers in inlet, the outlet of air cooling island condensate, the air cooling island of the weary heat of air cooling island steam turbine, absorption chiller, is used to measure temperature; The flow sensor of information acquisition unit is provided with on the generator and evaporimeter of outlet, absorption chiller of porch, the air cooling island condensate pipe of the weary heat of air cooling island steam turbine, is used to measure flow; With the wind-warm syndrome air velocity transducer of information acquisition unit be arranged on the cold wind blower fan, between the condenser and axial flow blower on air cooling island, the top or the axial flow blower bottom of the condenser on air cooling island, be used to measure the temperature and the speed of inside, air cooling island, top, bottom, cold wind blower fan place wind; The boiler load information acquisition device is linked to each other with boiler DCS system, be used to gather the boiler load of steam turbine;
B, information acquisition unit are through temperature sensor, flow sensor, wind-warm syndrome air velocity transducer, boiler load information acquisition device, atmosphere temperature transducer, ambient wind velocity sensor; The temperature of the temperature of collecting temperature, flow, wind and speed, atmosphere, the air speed data of environment and boiler load data, and send these data to information process unit;
C, information process unit become it into control signal after receiving the data of information acquisition unit, control the row of opening, stop transport of axial flow blower on circulating pump, cold wind blower fan and the air cooling island of Absorption Refrigerator respectively.
The present invention has the following advantages owing to adopt above technical scheme:
1, cooled water temperature drops to only temperature through the air cooling island generator steam; Under the certain condition of boiler load, Based Intelligent Control starts minimum axial flow blower, makes fan consume minimum electric energy; To reach the reduction turbine back pressure, improve the purpose of turbine efficiency;
2, adopt the absorption refrigeration machine technology, directly utilize the steam turbine exhaust to lack refrigeration heat, be transported to air cooling island axial flow blower air intake vent to cold air, improve the rate of heat exchange on air cooling island in summer.Winter, utilize the big quantity sensor of arranging, produce direction and speed that control signal is controlled each axial flow blower in real time automatically, prevent that winter, air cooling island condenser froze, rise and split.
3, utilize heat exchanger and air cooling island import hot water to carry out heat exchange, not only improve the heat exchanger effectiveness on air cooling island, improved the utilization rate of weary heat simultaneously, also controlled the unit back pressure effectively and raise the influence that thoroughly solves the torridity summer Air-cooled Unit.
Description of drawings
Fig. 1 is a general illustration of the present invention;
Fig. 2 is a control module sketch map of the present invention;
Fig. 3 is an Absorption Refrigerator schematic diagram of the present invention.
The specific embodiment
As shown in Figure 1, intelligent air cooling of the present invention island comprises an air cooling island 1 (wherein N is greater than 2) that has a N axial flow blower 2, Absorption Refrigerator 3, first heat exchanger 4, second heat exchanger 5, cold wind blower fan 6 and control module 7.Steam turbine is directly discharged weary hot one the tunnel through after 4 heat exchanges of first heat exchanger, gets into the weary heat inlet on air cooling island 1.Air cooling island 1 output condensate, the inlet of entering Absorption Refrigerator 3.Another road steam turbine that also has that gets into Absorption Refrigerator 3 inlet is simultaneously directly discharged weary heat and through the weary heat of first heat exchanger, 4 heat exchanges.
After Absorption Refrigerator 3 has absorbed the heat of weary heat and air cooling island 1 condensate of steam turbine, output two-way chilled water, one road to first heat exchanger 4, another road to the second heat exchanger 5.First heat exchanger 4 is arranged on the weary heat inlet on air cooling island 1, the chilled water that its circulation Absorption Refrigerator 3 is carried, and the weary heat of directly steam turbine being discharged is carried out heat exchange, reduces the temperature of air cooling island 1 inlet; Second heat exchanger 5 is installed in the bottom on air cooling island 1; The chilled water that its circulation Absorption Refrigerator 3 is carried, cold wind blower fan 6 is installed in second heat exchanger, 5 belows, is transported to air cooling island air intake vent to cold air by cold wind blower fan 6; Under the air cooling island, form local positive compressed-air system simultaneously, prevent hot air reflux; Perhaps second heat exchanger 5 is installed in axial flow blower 2 bottoms on air cooling island, and the wind that utilizes axial flow blower itself to produce carries out heat exchange; Control module 7 is electrically connected with Absorption Refrigerator 3, cold wind blower fan 6 and air cooling island 1; Be used to gather information such as boiler load, wind-warm syndrome wind speed, atmospheric temperature, ambient wind velocity, flow, temperature; Automatically produce control signal, the operation of control Absorption Refrigerator 3, cold wind blower fan 6 and air cooling island axial flow blower 2.
As shown in Figure 2, control module 7 of the present invention comprises information acquisition unit 11 and information process unit 12, in control procedure, has utilized aerodynamic principle.Information acquisition unit 11 comprises N temperature sensor 8, a N flow sensor 9, a N wind-warm syndrome air velocity transducer 10, boiler load information acquisition device 13, atmosphere temperature transducer 14, ambient wind velocity sensor 15, and wherein N is greater than 2.Control method of the present invention comprises the steps:
Temperature sensor 8 is arranged on generator and evaporimeter, first heat exchanger, second heat exchanger of all condensers in inlet, the outlet of air cooling island condensate, the air cooling island of air cooling island exhaust steam in steam turbine, absorption chiller, is used to measure temperature;
Flow sensor 9 is provided with on the generator and evaporimeter of outlet, absorption chiller of porch, the air cooling island condensate pipe of air cooling island exhaust steam in steam turbine, is used to measure flow;
Said wind-warm syndrome air velocity transducer 10 is arranged on the axial flow blower, between the condenser and axial flow blower on air cooling island, the top of the condenser on air cooling island or axial flow blower bottom, between the axial flow blower and second heat exchanger and the top of second heat exchanger, be used to measure inside, air cooling island, top, bottom and and second heat exchanger between temperature and the speed of wind of wind;
Boiler load information acquisition device 13 links to each other with boiler DCS system, is used to gather the boiler load of steam turbine; Atmosphere temperature transducer 14 is used to gather the temperature of atmosphere, and ambient wind velocity sensor 15 is used to gather the wind speed of environment, and they can be placed in the outside on air cooling island, or other are suitable for gathering the place of atmospheric temperature, ambient wind velocity.
Through on the air cooling island, heat exchanger, cold wind blower fan, axial flow blower, absorption chiller etc. locate to install additional sensors such as all kinds of wind speed, air themperature; The information acquisition unit 11 of intelligent control unit 7 is the air cooling island, the inlet of Absorption Refrigerator, the temperature of outlet, the flow that collect; The data such as wind-warm syndrome wind speed of air cooling island axial flow blower; Boiler load parameter from boiler DCS system directly obtains passes to information process unit 12.
After information process unit 12 receives the information of information acquisition unit 11; Utilize aerodynamic principle; Calculate best axial flow blower control mode according to parameters such as atmospheric temperature, boiler loads; Be converted into the control signal of each air cooling island axial flow blower frequency converter 2 running of control; The run signal of the cooling water circulating pump 16 of cold wind blower fan 6 and absorption chiller is controlled the operation of air cooling island axial flow blower frequency converter 2 respectively, the circulating pump 16 of control Absorption Refrigerator, the operation of cold wind blower fan 6.Under the certain condition that boiler load is certain in atmospheric temperature; Utilize the axial flow blower operation of minimum number; Make air cooling island axial flow blower consume minimum electric energy; Cooled water temperature drops to same temperature through the air cooling island generator steam, such as 25 ℃, promptly drops to air cooling island outlet water temperature minimum.When summer, atmospheric temperature was higher, absorption chiller manually booted, then by the control module Based Intelligent Control.
As shown in Figure 3, the present invention adopts absorption chiller to carry out the utilization again of the weary heat of steam turbine.Said refrigerator mainly is made up of generator 3-3, condenser 3-2, evaporimeter 3-5, absorber 3-4, heat exchanger 3-8, circulating pump 3-9, circulating pump 3-10, cooling tower 3-1, choke valve 3-6, several parts of choke valve 3-7.Usually the refrigeration solution that adopts is: lithium bromide water solution, ammonia spirit etc.
In the absorption chiller running, generator 3-3 connects the weary heat of power plant, is the weary hotwork of power plant absorption chiller power, the for example heating steam of lithium-bromide absorption-type refrigerating machine.In generator 3-3, receive the heating of weary heat when lithium bromide water solution after, the water in the lithium bromide water solution is constantly vaporized; Along with the continuous vaporization of water, the lithium bromide water solution concentration in the generator constantly raises, and the lithium bromide water solution of high concentration gets into absorber 3-4 through circulating pump 3-9; Steam gets into condenser 3-2; Be condensed and condense behind the cooling water temperature in the device 3-2; Become the aqueous water of high pressure low temperature, when these water get into evaporimeter 3-5 through choke valve 3-6, rapid expansion and vaporizing; And in vaporescence, absorb the heats of chilled water in the evaporimeters in a large number, thereby reach the purpose of cooling refrigeration; In this process, the water at low temperature steam gets into absorber, and the lithium bromide water solution that is absorbed in the device absorbs, and solution concentration progressively reduces, and sends generator back to by circulating pump 3-9 again, accomplishes whole circulation.So move in endless cycles, produce cold continuously, continuous and outside positive energy exchange through chilled water.Because bromize lithium dilute solution is cooled in absorber; Temperature is lower; In order to save the heat of heat dilute solution, improve the thermal efficiency of whole device, in system, increased a heat exchanger 3-8; Let the high temperature concentrated solution of generator outflow and the low temperature weak solution that absorber flows out carry out heat exchange, improve the temperature that weak solution gets into generator.Cooling tower 3-1 is arranged on the following air port of air cooling island during summer, lets axial flow blower 2 pump up cold air.
The present invention utilizes aerodynamic principle, sets up the Based Intelligent Control model, respectively monitoring; Collaborative Control produces the direction and the speed of the real-time Control Shaft flow fan of control signal automatically, and the Control Shaft flow fan consumes minimum electric energy throughout the year; Produce an amount of effective wind, improve the efficient on air cooling island, utilize the weary heat of power plant summer; Produce cold air by absorption chiller, be delivered directly to air cooling island air intake vent, can be simultaneously directly and the cold and hot exchange of air cooling island vapours; And prevent that winter, air cooling island condenser froze, rise and split.
1, reduce the station-service electric weight: the control module on air cooling island only needs to carry out analyzing and processing according to being installed in the air cooling island detected signal of sensor everywhere; And utilize aerodynamics to calculate best axial flow blower control mode; Only this just can save the axial flow blower power consumption of 30%--40%, and a 600MW air cooled generator group is saved 2,500,000 degree approximately.
2, reduce the unit back pressure: directly extract turbine discharge, can directly reduce the throttle flow that gets in the air cooling heat radiator, can also utilize the part displacement to change it into low-temperature receiver through Absorption Refrigerator.Low-temperature receiver main purpose: 1., improve environment temperature field, air cooling island, alleviate the axial flow blower load in order to reduce the temperature of air cooling heat radiator inner air; 2. in order to direct reduction exhaust temperature; 3. carry out heat exchange with heat exchanger and air cooling island backwater, reduce return water temperature, reduce the unit back pressure.
3, improve condenser vacuum: when summer, (33 ℃ of cooling water temperatures, atmospheric pressure 99kPa) was with 600MW unit rated load operation, condenser vacuum 89kPa; Be that back pressure equals 10kPa (atmospheric pressure 99kPa subtracts vacuum 89kPa); Vacuum pump inlet temperature slightly equals 46 ℃ of low pressure (LP) cylinder exhaust temperatures, and after the installation cooler put into operation, vacuum pump inlet temperature dropped to 15 ℃; Promptly descended 31 ℃. according to Gay-Lussac's law (during constancy of volume; The pressure and temperature of a certain amount of gas is directly proportional, i.e. the every rising of temperature or reduce by 1 ℃, its pressure also increase thereupon or when reducing its 0 ℃ pressure 1/273) calculate; After cooler is installed and is put into operation, condenser vacuum improves about 1.5kPa (vacuum 1.6%).Improve 1% according to condenser vacuum, coal consumption reduces 1.97g/ (kWh), and 1 600MW unit annual generating 5000h calculates, and can practice thrift coal 9456t/, calculates by 500 yuan/t, practices thrift 472800 yuan/year of cost of electricity-generatings.
Although illustrated and described embodiments of the invention; For those of ordinary skill in the art; Be appreciated that under the situation that does not break away from principle of the present invention and spirit and can carry out multiple variation, modification, replacement and modification that scope of the present invention is accompanying claims and be equal to and limit to these embodiment.
Claims (5)
1. an intelligent air cooling island comprises an air cooling island that has N axial flow blower, and wherein N is characterized in that greater than 2 said intelligent air cooling island also comprises Absorption Refrigerator, first heat exchanger, second heat exchanger, cold wind blower fan and control module,
The inlet of said Absorption Refrigerator directly connects the weary heat of steam turbine discharge or exports condensate through the weary heat or the air cooling island of the exchange of first exchanger heat; Be used to absorb the weary heat of steam turbine discharge or the heat that condensate is exported on the air cooling island, output chilled water to the first heat exchanger, second heat exchanger;
Said first heat exchanger is arranged on the weary heat inlet of steam turbine on air cooling island, is used for directly the weary heat of steam turbine being carried out heat exchange, reduces the weary hot temperature of steam turbine of air cooling island inlet;
Said second heat exchanger is arranged on the bottom on air cooling island, is used for producing cold air in the bottom on air cooling island;
Said cold wind blower fan is arranged on second heat exchanger below, is used for being transported to bottom, air cooling island to the cold air that second heat exchanger produces;
Said control module is electrically connected with Absorption Refrigerator, cold wind blower fan and air cooling island.
2. intelligent air cooling according to claim 1 island; It is characterized in that said absorption chiller comprises generator, condenser, evaporimeter, absorber, heat exchanger, circulating pump, cooling tower; Said generator is connected with weary heat of steam turbine output or air cooling island output condensate; Described evaporimeter connects first heat exchanger, second heat exchanger, and said cooling tower is installed in axial flow blower below, air cooling island.
3. intelligent air cooling according to claim 1 and 2 island; It is characterized in that said control module comprises information acquisition unit and information process unit, said information acquisition unit comprises N temperature sensor, a N flow sensor, a N wind-warm syndrome air velocity transducer, boiler load information acquisition device, atmosphere temperature transducer, ambient wind velocity sensor.
4. intelligent air cooling according to claim 1 island is characterized in that said second heat exchanger is arranged on the below of air cooling island axial flow blower.
5. the control method on an intelligent air cooling island, this method may further comprise the steps:
A, the temperature sensor of information acquisition unit is arranged on generator and evaporimeter, first heat exchanger, second heat exchanger of all condensers in inlet, the outlet of air cooling island condensate, the air cooling island of the weary heat of air cooling island steam turbine, absorption chiller, is used to measure temperature; The flow sensor of information acquisition unit is provided with on the generator and evaporimeter of outlet, absorption chiller of porch, the air cooling island condensate pipe of the weary heat of air cooling island steam turbine, is used to measure flow; With the wind-warm syndrome air velocity transducer of information acquisition unit be arranged on the cold wind blower fan, between the condenser and axial flow blower on air cooling island, the top or the axial flow blower bottom of the condenser on air cooling island, be used to measure the temperature and the speed of inside, air cooling island, top, bottom, cold wind blower fan place wind; The boiler load information acquisition device is linked to each other with boiler DCS system, be used to gather the boiler load of steam turbine;
B, information acquisition unit are through temperature sensor, flow sensor, wind-warm syndrome air velocity transducer, boiler load information acquisition device, atmosphere temperature transducer, ambient wind velocity sensor; The temperature of the temperature of collecting temperature, flow, wind and speed, atmosphere, the air speed data of environment and boiler load data, and send these data to information process unit;
C, information process unit become it into control signal after receiving the data of information acquisition unit, control the row of opening, stop transport of axial flow blower on circulating pump, cold wind blower fan and the air cooling island of Absorption Refrigerator respectively.
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| CN201210259167.0A CN102818398B (en) | 2012-07-25 | 2012-07-25 | Intelligent air cooling island and control method thereof |
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| CN105890397A (en) * | 2014-12-08 | 2016-08-24 | 白海初 | Method for increasing vacuum degree of condenser of thermal power plant |
| CN107859648A (en) * | 2017-10-29 | 2018-03-30 | 北京工业大学 | A kind of measurement apparatus of Air-Cooling Island blower fan leaf frequency perturbed force |
| CN108800979A (en) * | 2018-07-09 | 2018-11-13 | 上海铱钶环保科技有限公司 | A kind of monitoring method and monitoring device of condenser predictability O&M |
| CN111947877A (en) * | 2020-07-23 | 2020-11-17 | 陕西清水川能源股份有限公司 | Intelligent dynamic control system for air cooling island of thermal power plant |
| CN113670086A (en) * | 2021-08-13 | 2021-11-19 | 广州环投福山环保能源有限公司 | Shading wind-proof air cooling island waste incineration power plant with coupled compressed air energy storage |
| CN113959237A (en) * | 2021-09-09 | 2022-01-21 | 西安热工研究院有限公司 | Direct air cooling unit coupling steam refrigeration cooling operation optimization method |
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| CN111947877A (en) * | 2020-07-23 | 2020-11-17 | 陕西清水川能源股份有限公司 | Intelligent dynamic control system for air cooling island of thermal power plant |
| CN113670086A (en) * | 2021-08-13 | 2021-11-19 | 广州环投福山环保能源有限公司 | Shading wind-proof air cooling island waste incineration power plant with coupled compressed air energy storage |
| CN113959237A (en) * | 2021-09-09 | 2022-01-21 | 西安热工研究院有限公司 | Direct air cooling unit coupling steam refrigeration cooling operation optimization method |
| CN113959237B (en) * | 2021-09-09 | 2023-11-24 | 西安热工研究院有限公司 | Coupled steam refrigeration cooling operation optimization method for direct air cooling unit |
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| CN102818398B (en) | 2015-01-07 |
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