CN106953468A - A kind of Electric Machine at Pumping Station air conditioner type cooling system and its application process - Google Patents
A kind of Electric Machine at Pumping Station air conditioner type cooling system and its application process Download PDFInfo
- Publication number
- CN106953468A CN106953468A CN201710264947.7A CN201710264947A CN106953468A CN 106953468 A CN106953468 A CN 106953468A CN 201710264947 A CN201710264947 A CN 201710264947A CN 106953468 A CN106953468 A CN 106953468A
- Authority
- CN
- China
- Prior art keywords
- evaporator
- refrigerant
- condenser
- electric machine
- pumping station
- Prior art date
- 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.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 34
- 238000005086 pumping Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000003507 refrigerant Substances 0.000 claims abstract description 42
- 239000002828 fuel tank Substances 0.000 claims abstract description 11
- 238000001035 drying Methods 0.000 claims abstract description 8
- 230000009977 dual effect Effects 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 238000009833 condensation Methods 0.000 claims description 5
- 230000005494 condensation Effects 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims description 3
- 239000010721 machine oil Substances 0.000 claims description 3
- 238000009834 vaporization Methods 0.000 claims description 3
- 230000008016 vaporization Effects 0.000 claims description 3
- 239000010705 motor oil Substances 0.000 claims description 2
- 229910052731 fluorine Inorganic materials 0.000 claims 1
- 239000011737 fluorine Substances 0.000 claims 1
- 125000001153 fluoro group Chemical group F* 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 5
- 230000000704 physical effect Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 10
- 239000000498 cooling water Substances 0.000 description 8
- 239000003921 oil Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 241000195493 Cryptophyta Species 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 239000008239 natural water Substances 0.000 description 2
- 238000005373 pervaporation Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 241000237852 Mollusca Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000033772 system development Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
- H02K9/20—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil wherein the cooling medium vaporises within the machine casing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
Abstract
The invention discloses a kind of Electric Machine at Pumping Station air conditioner type cooling system and its application process, including compressor, condenser, evaporator, refrigerant and blower fan, connected between the compressor, condenser, evaporator by pipeline, the evaporator is arranged in Electric Machine at Pumping Station fuel tank, the blower fan wind direction is against condenser, the refrigerant is freon, the condenser to pipeline between evaporator sets gradually dual pressure controller, device for drying and filtering, expansion valve and choke valve, and the evaporator to pipeline between compressor sets low pressure controller.Electric Machine at Pumping Station heat is sent in air by the present invention with the specific physical property of refrigerant, realizes the carrying of heat, and design science, clear principle, system is succinct, and installation and repairing is convenient, practicality and high efficiency, good cooling results.
Description
Technical field
The present invention relates to a kind of cooling system, specifically a kind of Electric Machine at Pumping Station air conditioner type cooling system and its application process,
Belong to pumping plant security protection technology category.
Background technology
Pumping plant in the process of running, motor necessarily lead to during mechanical energy is converted electrical energy into, inside it copper loss,
Iron core consumption, mechanical friction loss and added losses, these losses not only influence electric efficiency and economy, simultaneously because energy consumption turns
Turn to heat energy so that each part temperatures rise of motor, influence the service life of motor insulation material, and limiting motor power is defeated
Go out, when serious even motor damage, be vital, the quality of cooling effect to Electric Machine at Pumping Station cooling treatment, directly therefore
Affect the safe and highly efficient operation and service life of pumping plant.
The conventional motor type of cooling of current traditional pump station has board-like hot swapping, tube coil type heat exchanger technology and wind
Three kinds of cold type water chiller technology.Board-like hot swapping cold flow system makes reclaimed water is derived from natural water source, and water quality is difficult to control to, and is easily gone out
Existing pollutant blocks intake, and silt, sludge, algae etc. can enter cold flow pipe-line system, cause system corrosion, fouling, bacterium algae
The problems such as growth, blocking or foreign matter winding water pump vane.Gap very little between the plate of heat-exchangers of the plate type, to water quality requirement
Very high, once forming incrustation scale, hydraulic performance will deteriorate significantly with heat transfer property, noise when current flow through heat-exchangers of the plate type in addition
Also than larger.Coil pipe in tube coil type heat exchanger technology is placed in nature water environment, by the influence factor of natural water quality current
More, the coil pipe outer wall being positioned in river course or runner is perishable, and coil pipe is fragile by water impact, silt erosion etc., streams
The external water stream flow and temperature of coil pipe are uncontrollable, and pump assembly cooling water temperature may be caused to change greatly, in addition, aquatic spiral shell
Mollusk can be adsorbed in coil pipe outside wall surface category, cause coil pipe thermal resistance to increase, heat exchange property is deteriorated;The disk placed in static river
Pipe surface easily grows bacterium algae, silting or attachment dirt, influences heat transfer effect.Air-cooled water in air-cooled water chiller technology
The heat stream of cold group be the heat exchange of dynamo oil and cooling water, cooling water and refrigerant heat exchanger, refrigerant heat energy transport, refrigerant with
Air heat-exchange, realizes that the heat of motor is dissipated to natural environment, the circulatory system is complicated, and investment and operating cost are big, energy resource consumption
Greatly.
Therefore, on the basis of existing technology, the cooling technology suitable for Electric Machine at Pumping Station high efficient and reliable how is developed, it is right
Ensure pumping plant safe and highly efficient operation, improve pumping station operation efficiency with especially important meaning.
The content of the invention
The present invention is exactly on the basis of existing technology, to be proposed for above technical problem.The purpose of the present invention is to carry
For a kind of Electric Machine at Pumping Station air conditioner type cooling system and its application process, with the specific physical property of refrigerant, by Electric Machine at Pumping Station
Heat is sent in air, realizes the carrying of heat, and design science, clear principle, system is succinct, and installation and repairing is convenient, practical
Efficiently, good cooling results.
It is an object of the invention to disclose a kind of Electric Machine at Pumping Station air conditioner type cooling system, it is characterized in that, including compression
Machine, condenser, evaporator and refrigerant, are connected between the compressor, condenser, evaporator by pipeline, the evaporator
It is arranged in Electric Machine at Pumping Station fuel tank.
Further, it is additionally provided with blower fan, blower fan wind direction is against condenser.
Further, the refrigerant is freon.
Further, the condenser to pipeline between evaporator sets gradually dual pressure controller, device for drying and filtering, expansion
Valve and choke valve.
Further, the evaporator to pipeline between compressor sets low pressure controller.
Another object of the present invention is to disclose a kind of application process of Electric Machine at Pumping Station air conditioner type cooling system, including with
Lower step:
(1)The evaporation process of refrigerant
The heat energy of energy consumption of electrical machinery conversion passes to machine oil first, and oily temperature rise, evaporator is arranged in fuel tank, liquid refrigerating
Agent is absorbed in evaporator after the heat of fuel tank inner engine oil, is vaporized into the steam of low-temp low-pressure;
(2)The compression process of refrigerant
The refrigerant flowed out from evaporator, the steam for being vaporized into low-temp low-pressure is sucked after low pressure controller by compressor,
By the compression of compressor, by the both vapor compression of low-temp low-pressure into flowing into condenser after the steam of HTHP;
(3)The condensation process of refrigerant
The steam of HTHP is flowed into after condenser, and blower fan forces condenser to cooling medium air heat release, and heat is sent to sky
In gas, the steam of HTHP is condensed into highly pressurised liquid;
(4)The throttling process of refrigerant
Highly pressurised liquid from condenser outflow is low by choke valve throttling after dual pressure controller, device for drying and filtering, expansion valve
The refrigerant of temperature is forced down, evaporator heat absorption vaporization is again introduced into, reaches the purpose of circularly cooling.
So, refrigerant is followed through pervaporation, compression, condensation, throttling four basic processes completions, one refrigeration in systems
Ring.The heat stream of system be motor transported with oil heat exchange, oil with refrigerant heat exchanger, refrigerant heat energy, refrigerant and air heat-exchange,
Realize that the heat of cooling water is dissipated to natural environment.
Compared with prior art, the invention has the advantages that:
First, compared with air-cooled water chiller technology the most frequently used in existing traditional pump station, by oil and cooling water heat exchange, cooling
Water is reduced to oil and refrigerant direct heat transfer process with refrigerant heat exchanger, reduces a cooling water recirculation system, solves miscellaneous
Matter block system problem, saves investment and operating cost, and system is succinctly efficient;
Second, the refrigerant medium used is the freon with specific physical property, it is possible to achieve recycle, energy resource consumption
It is small, only need periodically to supplement freon into system, you can ensure cooling system Effec-tive Function, improve Electric Machine at Pumping Station cooling effect
Really, installation and repairing is convenient;
3rd, cooling system of the invention improves the gentle efficiency of management of Automated water of pumping plant, reduces energy consumption, cooling system
Everyway significantly optimized, the development and application of the system by greatly improve the cooling of main frame pump feasibility and can
By property, raise the management level, management cost is reduced, with higher economic benefit.
Electric Machine at Pumping Station heat is sent in air with the specific physical property of refrigerant, realizes heat by the present invention
Carry.Design science of the present invention, clear principle, system is succinct, and installation and repairing is convenient, practicality and high efficiency, good cooling results.The system
Development and application substantially increase main frame pump cooling feasibility and reliability, improve managerial skills, reduce management cost,
With higher economic benefit.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of Electric Machine at Pumping Station air conditioner type cooling system of the invention and its application process;
In figure:It is 1 compressor, 2 condensers, 3 dual pressure controllers, 4 devices for drying and filtering, 5 expansion valves, 6 choke valves, 7 evaporators, 8 low
Pressure controller, 9 blower fans, 10 motor fuel tanks.
Embodiment
As shown in figure 1, a kind of Electric Machine at Pumping Station air conditioner type cooling system, including compressor 1, condenser 2, evaporator 7, refrigeration
Agent and blower fan 9, are connected, evaporator 7 is arranged on Electric Machine at Pumping Station fuel tank 10 between compressor 1, condenser 2, evaporator 7 by pipeline
It is interior.
The wind direction of blower fan 9 is against condenser 2, and refrigerant is freon.Condenser 2 to pipeline between evaporator 7 is set gradually
Dual pressure controller 3, device for drying and filtering 4, expansion valve 5 and choke valve 6, evaporator 7 to pipeline between compressor 1 set low voltage control
Device 8.
A kind of application process of Electric Machine at Pumping Station air conditioner type cooling system, comprises the following steps:
(1)The evaporation process of refrigerant
The heat energy of energy consumption of electrical machinery conversion passes to machine oil first, and oily temperature rise, evaporator is arranged in fuel tank, liquid refrigerating
Agent is absorbed in evaporator after heat oily in fuel tank, is vaporized into the steam of low-temp low-pressure;
(2)The compression process of refrigerant
The refrigerant flowed out from evaporator, the steam for being vaporized into low-temp low-pressure is sucked after low pressure controller by compressor,
By the effect of compressor, by the both vapor compression of low-temp low-pressure into being discharged into condenser after the steam of high pressure-temperature;
(3)The condensation process of refrigerant
The steam of high pressure-temperature is flowed into after condenser, and blower fan forces condenser to cooling medium(Air)Heat release, heat is sent to
In air and it is condensed into highly pressurised liquid;
(4)The throttling process of refrigerant
Highly pressurised liquid from condenser outflow is low by choke valve throttling after dual pressure controller, device for drying and filtering, expansion valve
The refrigerant of temperature is forced down, evaporator heat absorption vaporization is again introduced into, reaches the purpose of circularly cooling.
So, refrigerant is followed through pervaporation, compression, condensation, throttling four basic processes completions, one refrigeration in systems
Ring.The heat stream of system be motor transported with oil heat exchange, oil with refrigerant heat exchanger, refrigerant heat energy, refrigerant and air heat-exchange,
Realize that the heat of cooling water is dissipated to natural environment.
Design science of the present invention, clear principle, system is succinct, and installation and repairing is convenient, practicality and high efficiency, good cooling results.
Claims (6)
1. a kind of Electric Machine at Pumping Station air conditioner type cooling system, it is characterized in that, including compressor(1), condenser(2), evaporator(7)With
Refrigerant, is connected between the compressor, condenser, evaporator by pipeline, and the evaporator is arranged on Electric Machine at Pumping Station fuel tank
(10)It is interior.
2. a kind of Electric Machine at Pumping Station air conditioner type cooling system according to claim 1, it is characterized in that, it is additionally provided with blower fan(9), wind
Machine wind direction is against condenser.
3. a kind of Electric Machine at Pumping Station air conditioner type cooling system according to claim 1, it is characterized in that, the refrigerant is fluorine profit
It is high.
4. a kind of Electric Machine at Pumping Station air conditioner type cooling system according to claim 1, it is characterized in that, the condenser to evaporation
Pipeline sets gradually dual pressure controller between device(3), device for drying and filtering(4), expansion valve(5)And choke valve(6).
5. a kind of Electric Machine at Pumping Station air conditioner type cooling system according to claim 1, it is characterized in that, the evaporator to compression
Pipeline sets low pressure controller between machine(8).
6. the application process of the Electric Machine at Pumping Station air conditioner type cooling system any one of claim 1-5, it is characterized in that, including
Following steps:
1)The evaporation process of refrigerant
The heat energy of energy consumption of electrical machinery conversion passes to machine oil first, and oily temperature rise, evaporator is arranged in fuel tank, liquid refrigerating
Agent is absorbed in evaporator after the heat of fuel tank inner engine oil, is vaporized into the steam of low-temp low-pressure;
2)The compression process of refrigerant
The refrigerant flowed out from evaporator, the steam for being vaporized into low-temp low-pressure is sucked after low pressure controller by compressor,
By the compression of compressor, by the both vapor compression of low-temp low-pressure into flowing into condenser after the steam of HTHP;
3)The condensation process of refrigerant
The steam of HTHP is flowed into after condenser, and blower fan forces condenser to cooling medium air heat release, and heat is sent to sky
In gas, the steam of HTHP is condensed into highly pressurised liquid;
4)The throttling process of refrigerant
Highly pressurised liquid from condenser outflow is low by choke valve throttling after dual pressure controller, device for drying and filtering, expansion valve
The refrigerant of temperature is forced down, evaporator heat absorption vaporization is again introduced into, reaches the purpose of circularly cooling.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710264947.7A CN106953468A (en) | 2017-04-21 | 2017-04-21 | A kind of Electric Machine at Pumping Station air conditioner type cooling system and its application process |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710264947.7A CN106953468A (en) | 2017-04-21 | 2017-04-21 | A kind of Electric Machine at Pumping Station air conditioner type cooling system and its application process |
Publications (1)
Publication Number | Publication Date |
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CN106953468A true CN106953468A (en) | 2017-07-14 |
Family
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CN201710264947.7A Pending CN106953468A (en) | 2017-04-21 | 2017-04-21 | A kind of Electric Machine at Pumping Station air conditioner type cooling system and its application process |
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CN (1) | CN106953468A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111426086A (en) * | 2020-05-20 | 2020-07-17 | 河海大学 | Air-cooled water chiller |
CN112564417A (en) * | 2019-09-26 | 2021-03-26 | 襄阳中车电机技术有限公司 | New energy automobile permanent magnet motor |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2886471Y (en) * | 2006-02-21 | 2007-04-04 | 黄晓军 | Liquid multi-circulating forced cooling system |
JP2008082622A (en) * | 2006-09-27 | 2008-04-10 | Ebara Corp | Compression type refrigerating device |
CN201611190U (en) * | 2010-01-05 | 2010-10-20 | 浙江盾安人工环境设备股份有限公司 | Nuclear plant safety standard cooling-water machine set |
CN102764569A (en) * | 2012-07-05 | 2012-11-07 | 杭州山立净化设备有限公司 | Energy storage type refrigeration type dryer |
CN203785304U (en) * | 2014-03-20 | 2014-08-20 | 扬州天智水冷设备有限公司 | Heat pipe and steam compression combined type oil cooling unit |
-
2017
- 2017-04-21 CN CN201710264947.7A patent/CN106953468A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2886471Y (en) * | 2006-02-21 | 2007-04-04 | 黄晓军 | Liquid multi-circulating forced cooling system |
JP2008082622A (en) * | 2006-09-27 | 2008-04-10 | Ebara Corp | Compression type refrigerating device |
CN201611190U (en) * | 2010-01-05 | 2010-10-20 | 浙江盾安人工环境设备股份有限公司 | Nuclear plant safety standard cooling-water machine set |
CN102764569A (en) * | 2012-07-05 | 2012-11-07 | 杭州山立净化设备有限公司 | Energy storage type refrigeration type dryer |
CN203785304U (en) * | 2014-03-20 | 2014-08-20 | 扬州天智水冷设备有限公司 | Heat pipe and steam compression combined type oil cooling unit |
Non-Patent Citations (1)
Title |
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陈君慧 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112564417A (en) * | 2019-09-26 | 2021-03-26 | 襄阳中车电机技术有限公司 | New energy automobile permanent magnet motor |
CN111426086A (en) * | 2020-05-20 | 2020-07-17 | 河海大学 | Air-cooled water chiller |
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Application publication date: 20170714 |
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