CN203163109U - Light fog auxiliary cooling device for air-cooled condenser - Google Patents

Light fog auxiliary cooling device for air-cooled condenser Download PDF

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Publication number
CN203163109U
CN203163109U CN 201320207374 CN201320207374U CN203163109U CN 203163109 U CN203163109 U CN 203163109U CN 201320207374 CN201320207374 CN 201320207374 CN 201320207374 U CN201320207374 U CN 201320207374U CN 203163109 U CN203163109 U CN 203163109U
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CN
China
Prior art keywords
air
cooled condenser
valve
reducing
water
Prior art date
Application number
CN 201320207374
Other languages
Chinese (zh)
Inventor
石里明
李冉
白云飞
张旭楠
李德英
那威
史永征
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北京建筑工程学院
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Application filed by 北京建筑工程学院 filed Critical 北京建筑工程学院
Priority to CN 201320207374 priority Critical patent/CN203163109U/en
Application granted granted Critical
Publication of CN203163109U publication Critical patent/CN203163109U/en

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Abstract

The utility model discloses a light fog auxiliary cooling device for an air-cooled condenser, which belongs to the range of cooling equipment. The light fog auxiliary cooling device is characterized in that a water supply valve, a primary filter, a secondary filter, a check valve, an adjustable water pump and an automatic pressure three-way valve are connected in series, a circulating water tank is connected to two ends of the adjustable water pump and the automatic pressure three-way valve in a crossing way, a safety valve and a water drain valve are respectively connected to the upper cover and the lower bottom of the circulating water tank, output ends of the automatic pressure three-way valve are connected with an upper electromagnetic valve and a lower electromagnetic valve and are connected with a spray mesh through respective high-pressure hoses, a control unit is respectively used for collecting parameters of the running data of the air-cooled condenser, the outdoor temperature, the outdoor humidity and the humidity of a condenser outlet, and the running of the light fog auxiliary cooling device can be automatically controlled. According to the light fog auxiliary cooling device disclosed by the utility model, the condensation temperature of the air-cooled condenser can be effectively reduced, the running energy efficiency can be increased, water consumption is very few, and dew formation phenomenon can be prevented; and the structure is simple, the installation is easy, and the light fog auxiliary cooling device is particularly suitable for the improvement of an existing device.

Description

A kind of little mist auxiliary temperature-reducing device for air-cooled condenser

Technical field

The utility model belongs to the cooling system scope, particularly at a kind of little mist auxiliary temperature-reducing device for air-cooled condenser of summer air-conditioning source pump.

Background technology

Be the air conditioner and heat pump unit of off-premises station for adopting air-cooled condenser, how improve the emphasis that its operational energy efficiency is current reducing energy consumption, reducing condensation temperature is one of effective measures.Particularly under summer high temperature environment, higher outdoor temperature, particularly condenser are concentrated and are placed the tropical island effect that produces, and can cause condensation temperature too high, reduce its operational energy efficiency.

Owing to be existing unit, can't reduce condensation temperature by increasing heat exchange area.Existing method mainly adopts on condenser shower water to realize reducing condensation temperature.But form moisture film at condenser fin pipe outer wall easily because the water droplet particle diameter of ejection is excessive, increase thermal resistance and cause heat exchange efficiency to reduce, condenser will become the wet cooling condition operation by the dry cooling condition operation simultaneously, be more prone to shelter evil people and countenance evil practices at the condenser fin pipe, influence heat exchange.The simultaneity factor water loss is bigger, if circulation is reclaimed, also can increase the processing cost again of recycle-water.Therefore, how much injection flow rate controls the key that becomes technology with operation.

The utility model content

The purpose of this utility model is can't be by increasing the shortcoming that heat exchange area reduces condensation temperature at existing unit in the prior art, a kind of little mist auxiliary temperature-reducing device for air-cooled condenser is proposed, it is characterized in that, feed water valve, a filter, aflter-fillter, check-valves, adjustable water pump and the series connection of automatic pressure triple valve, cyclic water tank is connected across adjustable water pump and automatic pressure triple valve two ends, safety valve and drain valve are connected to cyclic water tank) loam cake with go to the bottom, the output of automatic pressure triple valve is connected with the power-on and power-off magnet valve, and the high-pressure hose by separately connects and sprays net, Fine-fog nozzle be arranged in regularly spray online; Control module connects adjustable water pump, power-on and power-off magnet valve, outdoor temperature sensor, outside humidity sensor, outlet humidity sensor and air-cooled condenser respectively, control module is gathered the parameter of air-cooled condenser service data, outdoor temperature, outside humidity and condensator outlet humidity respectively, controls little mist auxiliary temperature-reducing device operation automatically.

Described adjustable water pump is selected the higfh-tension ceramics plunger displacement pump for use, has the third gear rotational speed regulation, and maximum can be forced into 7MPa with water, and flow is 2L/min to the maximum.Described Fine-fog nozzle is selected for use superfine, makes the water fog particle diameter of ejection reach 10 μ m-20 μ m.

Described each Fine-fog nozzle adopts the stainless steel arm to connect to form the injection net, sprays the net wall hanging in the air intake oral-lateral of condenser.

Above-mentioned through filter, aflter-fillter double-filtration, diameter all is filtered greater than the impurity of 5 μ m in the water.

The utility model can reduce the condensation temperature of air-cooled condenser effectively, improve operational energy efficiency, and water loss is considerably less, has avoided the dewfall phenomenon.Simple in structure, be easy to install, be specially adapted to the transformation of existing equipment.After installing this device additional, air-cooled condenser keeps original dry cooling condition running status, and heat exchanger surface the dewfall phenomenon can not occur.Can be implemented on the basis that purifies water, the water fog particle diameter is littler, water consumption still less, avoid forming moisture film and dewfall at condenser surface, and can under different applying working conditions, (outdoor temperature, outside humidity) spray the adjusting of water yield intelligence, to reach the auxiliary purpose that reduces condensation temperature of little mist.

Description of drawings

Fig. 1 is little mist auxiliary temperature-reducing apparatus structure schematic diagram.

Fig. 2 is for spraying net assembling schematic diagram.

The specific embodiment

The utility model provides a kind of little mist auxiliary temperature-reducing device for air-cooled condenser.Following the drawings and specific embodiments are described in further details.

Figure 1 shows that little mist auxiliary temperature-reducing apparatus structure schematic diagram.Feed water valve 1, filter 2, aflter-fillter 3, check-valves 4, adjustable water pump 5 and 6 series connection of automatic pressure triple valve among the figure; Cyclic water tank 7 is connected across adjustable water pump 5 and automatic pressure triple valve 6 two ends, safety valve 8 and drain valve 9 are connected to cyclic water tank 7 loam cakes and go to the bottom, the output of automatic pressure triple valve 6 is connected with power-on and power-off magnet valve 10, and the high-pressure hose 11 that passes through separately connects injection nets 12, Fine-fog nozzle 13 is arranged in regularly and sprays on the net 12, control module 21 connects adjustable water pump 5, power-on and power-off magnet valve 10, outdoor temperature sensor 22, outside humidity sensor 23, outlet humidity sensor 24 and air-cooled condenser 25 respectively, controls little mist auxiliary temperature-reducing device operation automatically.

Little mist auxiliary temperature-reducing device that the utility model provides is exclusively used in the air conditioner and heat pump unit operation condition in summer that off-premises station adopts air-cooled condenser, is specially adapted to installing and using of existing air-cooled condenser.Described control module is gathered parameters such as air-cooled condenser service data, outdoor temperature, outside humidity, condensator outlet humidity, is used for the operation of control magnetic valve and water pump.According to the air-cooled condenser service data of gathering, judge whether compressor works in the cooling condition in summer, gather outdoor temperature and outside humidity simultaneously, when relative humidity less than 50% the time, can start water pump and magnetic valve and open little vapour spraying system, the air intake air is mixed with hyperfine water smoke the constant enthalpy temperature-fall period takes place, by the control of spraying the water yield air themperature is down near after the wet-bulb temperature and carries out heat exchange by condenser surface again, reach the purpose that reduces condensation temperature, and then improve the operation of air conditioner efficiency.Monitor the condensator outlet air humidity simultaneously, when the relative humidity of monitoring reaches 95%, reduce the injection water yield by regulating the magnetic valve aperture, to avoid dewfall.

Described adjustable water pump is selected the higfh-tension ceramics plunger displacement pump for use, has the third gear rotational speed regulation, and maximum can be forced into 7MPa with water, and flow is 2L/min to the maximum.In most cases, the flow of water pump is greater than and sprays required flow, by automatic pressure triple valve and cyclic water tank are set at exit of pump, unnecessary water can be recycled by the bypass pipe reflow tank, to adapt to the continuous adjusting of spraying the water yield, the range of application of expansion instrument.

Described Fine-fog nozzle 13 is selected hyperfine Fine-fog nozzle for use, and the water fog particle diameter of ejection is less than 20 μ m, and I reaches 10 μ m.Dispose a plurality of nozzles as required.Minimum water fog particle diameter can make water smoke fully mix fast with air, form humid air and condenser and carry out heat exchange, but not shower water and condenser heat exchange can be saved the water yield.

Described injection water is by double-filtration, and running water is at first by a filter, and filtering out diameter is the above impurity of 100 μ m, enters aflter-fillter subsequently, and filtering out diameter is the above impurity of 5 μ m.Filtered water enters water pump and pressurizes, and the backflow of check-valves placement water under high pressure is installed before the pump enters filter.

Figure 2 shows that and spray net assembling schematic diagram, spray net 12 and adopt the stainless steel connecting branch to connect each nozzle 13, according to the condenser duty size, nozzle quantity and connecting branch adjustable length.Spray the net wall hanging in condenser air intake oral-lateral, the nozzle direction is opposite with the air intake direction, is upstream injection.On each branch road magnetic valve is installed, is connected by the injection net of high pressure software with end afterwards.Magnetic valve is by control module 21 independent controls.

In sum, the utility model can spray to air-conditioner outdoor unit with ultrafine particle water adverse current by setting up little mist jet device at air-conditioner outdoor unit air inlet place, little mist absorbs airborne heat, air after the cooling is sent into condenser, to improve refrigeration, improve the operation of air conditioner efficiency.Under the summer same environmental conditions, can reduce air-conditioning owing to overheated phenomenon of shutting down.

With similar products on year-on-year basis, the utility model is economized on water more, and energy-saving effect is obvious.Owing to select high-pressure plunger pump for use, can satisfy the output demand that the outer machine of a plurality of large-size air conditionings sprays simultaneously; Because adjustable nozzle arrangement mode can satisfy variety classes simultaneously, the outer machine application requirements of different sizes; Owing to adopt the comparison of two kinds of air key elements of temperature and humidity, make that control is more accurate, both reached the water spray cool effect, also can avoid occurring the dewfall phenomenon.

Claims (6)

1. little mist auxiliary temperature-reducing device that is used for air-cooled condenser, it is characterized in that, feed water valve (1), a filter (2), aflter-fillter (3), check-valves (4), adjustable water pump (5) and automatic pressure triple valve (6) series connection, cyclic water tank (7) is connected across adjustable water pump (5) and automatic pressure triple valve (6) two ends, safety valve (8) and drain valve (9) are connected to cyclic water tank (7) loam cake and go to the bottom, the output of automatic pressure triple valve (6) is connected with power-on and power-off magnet valve (10), and the high-pressure hose (11) that passes through separately connects injection net (12), Fine-fog nozzle (13) is arranged in regularly and sprays on the net (12), control module (21) connects adjustable water pump (5) respectively, power-on and power-off magnet valve (10), outdoor temperature sensor (22), outside humidity sensor (23), outlet humidity sensor (24) and air-cooled condenser (25) are controlled little mist auxiliary temperature-reducing device operation automatically.
2. the little mist auxiliary temperature-reducing device for air-cooled condenser according to claim 1 is characterized in that described adjustable water pump (5) is selected the higfh-tension ceramics plunger displacement pump for use, has the third gear rotational speed regulation, and maximum can be forced into 7MPa with water, and flow is 2L/min to the maximum.
3. the little mist auxiliary temperature-reducing device for air-cooled condenser according to claim 1 is characterized in that described Fine-fog nozzle (13) is selected for use superfine, makes the water fog particle diameter of ejection reach 10 μ m-20 μ m.
4. the little mist auxiliary temperature-reducing device for air-cooled condenser according to claim 1 is characterized in that, each Fine-fog nozzle (13) adopts the stainless steel arm to connect to form injection net (12), sprays net (12) wall hanging in condenser (25) air intake oral-lateral.
5. the little mist auxiliary temperature-reducing device for air-cooled condenser according to claim 1 is characterized in that, through a filter (2), aflter-fillter (3) double-filtration, diameter all is filtered greater than the impurity of 5 μ m in the water.
6. the little mist auxiliary temperature-reducing device for air-cooled condenser according to claim 1, it is characterized in that, control module (21) is gathered the parameter of air-cooled condenser service data (25), outdoor temperature (22), outside humidity (23) and condensator outlet humidity (24) respectively, is used for the operation of power-on and power-off magnet valve (10) and adjustable water pump (5).
CN 201320207374 2013-04-22 2013-04-22 Light fog auxiliary cooling device for air-cooled condenser CN203163109U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320207374 CN203163109U (en) 2013-04-22 2013-04-22 Light fog auxiliary cooling device for air-cooled condenser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320207374 CN203163109U (en) 2013-04-22 2013-04-22 Light fog auxiliary cooling device for air-cooled condenser

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CN203163109U true CN203163109U (en) 2013-08-28

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104075394A (en) * 2014-06-26 2014-10-01 上海博雾环保科技有限公司 Multipurpose energy-saving high pressure micro-spraying cooling and humidifying device
CN104142010A (en) * 2013-05-08 2014-11-12 上海天来能源有限公司 Phase-change cooling energy-saving system
WO2015058421A1 (en) * 2013-10-23 2015-04-30 珠海风合节能科技开发有限公司 Condenser heat dissipation enhancing device for compression refrigerating machine and control method thereof
CN106119518A (en) * 2016-08-10 2016-11-16 江苏大学 A kind of laser impact intensified circulation water injection system
CN108894957A (en) * 2018-06-26 2018-11-27 西安工程大学 A kind of air compressor air intake pretreatment optimization device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104142010A (en) * 2013-05-08 2014-11-12 上海天来能源有限公司 Phase-change cooling energy-saving system
CN104142010B (en) * 2013-05-08 2017-08-18 天来节能科技(上海)有限公司 Phase cooling energy conserving system
WO2015058421A1 (en) * 2013-10-23 2015-04-30 珠海风合节能科技开发有限公司 Condenser heat dissipation enhancing device for compression refrigerating machine and control method thereof
CN104075394A (en) * 2014-06-26 2014-10-01 上海博雾环保科技有限公司 Multipurpose energy-saving high pressure micro-spraying cooling and humidifying device
CN106119518A (en) * 2016-08-10 2016-11-16 江苏大学 A kind of laser impact intensified circulation water injection system
CN106119518B (en) * 2016-08-10 2018-01-16 江苏大学 A kind of laser impact intensified circulation water injection system
CN108894957A (en) * 2018-06-26 2018-11-27 西安工程大学 A kind of air compressor air intake pretreatment optimization device

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20130828

Termination date: 20190422