CN103727649A - Air-cooled air conditioning unit with auxiliary water cooling device and control method of air conditioning unit - Google Patents
Air-cooled air conditioning unit with auxiliary water cooling device and control method of air conditioning unit Download PDFInfo
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- CN103727649A CN103727649A CN201310690228.3A CN201310690228A CN103727649A CN 103727649 A CN103727649 A CN 103727649A CN 201310690228 A CN201310690228 A CN 201310690228A CN 103727649 A CN103727649 A CN 103727649A
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- guiding gutter
- air conditioner
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- 239000011901 water Substances 0.000 title claims abstract description 280
- 238000001816 cooling Methods 0.000 title claims abstract description 38
- 238000004378 air conditioning Methods 0.000 title abstract description 15
- 239000003570 air Substances 0.000 claims description 41
- 230000005494 condensation Effects 0.000 claims description 14
- 238000009833 condensation Methods 0.000 claims description 14
- 239000000498 cooling water Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 11
- 239000007921 sprays Substances 0.000 description 14
- 238000005057 refrigeration Methods 0.000 description 7
- 280000755067 Windward companies 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 239000003657 drainage water Substances 0.000 description 3
- 239000000243 solutions Substances 0.000 description 3
- 238000010586 diagrams Methods 0.000 description 2
- 238000005516 engineering processes Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injections Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 230000000875 corresponding Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reactions Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000000576 supplementary Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 238000004642 transportation engineering Methods 0.000 description 1
- 239000002699 waste materials Substances 0.000 description 1
Abstract
Description
Technical field
The invention belongs to air-conditioning technical field, be specifically related to a kind of control method of air-cooled air conditioner unit and this air-cooled air conditioner unit with auxiliary water cooling device.
Background technology
Summer, when environment temperature is very high, air-conditioning unit is often in refrigeration overload operating mode, the Compressor Discharge Pressure of air-conditioning unit is high, if frequency-changeable compressor can be limit frequently even frequency reducing, air-cooled air conditioner unit is taken away heat by the air through condenser surface, when environment temperature high, condenser exchange capability of heat is poor, directly affects the refrigerating capacity of air-conditioning unit; In addition,, after air-cooled air conditioner unit is installed, the outer surface of condenser easily falls to expiring airborne dust and forms dirt, has a strong impact on the exchange capability of heat of condenser.
In order to address the above problem, open day is on 08 12nd, 2010, publication number is the utility model patent of CN201811503U, a kind of auxiliary water cooling device of air source wind-cooling heat exchanger is disclosed, comprise air cooling fin heat exchanger, water supply system, water injection system and control system, water supply system comprises water pump, filter and pipeline, water injection system comprises several spray equipments and corresponding connecting pipe, control system comprises checkout gear and controller, water pump, checkout gear is electrically connected to controller, the feedwater of this utility model use device, spray system reduces air themperature and removes surface dirt or impurity to water spray on the windward side of air-cooled finned heat exchanger, and then reduced the surface temperature of heat exchanger fin, improve heat exchange efficiency.But this utility model adopts spray equipment to spray water on the windward side of air-cooled finned heat exchanger, and spray equipment is only sprayed water on the windward side of air-cooled finned heat exchanger like this; And the water of position spray that approaches spray equipment on heat exchanger on windward side is larger, the current of flowing through are larger, and just less away from the water of the position spray of spray equipment, the limit portion position even having can not spray; Thereby the water that plays cooling effect can not be sprayed onto the whole surface of air cooling fin heat exchanger uniformly, make heat exchanger heat transfer effect everywhere different, cause heat exchanger everywhere cold and hot evenly, do not play the effect of abundant raising heat exchange efficiency.And the water spraying out is due to small volume, be easily subject to the impact of the air-flow etc. of natural wind, air-conditioning draught fan, make to be sprayed onto on other devices beyond heat exchanger.In this utility model, between spray equipment and the windward side of heat exchanger, also need the certain distance in interval simultaneously, so the installation of spray equipment needs larger space, in the limited space of air-conditioner outdoor unit, be difficult for arranging, unless the volume of off-premises station is increased to the raising that will bring like this production cost, cost of transportation.In addition spray equipment also needs to configure high-power water pump.And the water being sprayed onto on heat exchanger can not recycle, cause waste water resource.
summary of the invention
A kind of air-cooled air conditioner unit with auxiliary water cooling device of the present invention, by the top at condenser, guiding gutter is set, in the bottom of guiding gutter, be provided with some discharge orifices, make the top-down condenser surface of flowing through of water in guiding gutter, water is fully contacted with condenser surface, play the surface temperature of rapid reduction condenser, thereby improved the exchange capability of heat of condenser.
To achieve the above object of the invention, the present invention realizes by the following technical solutions:
A kind of air-cooled air conditioner unit with auxiliary water cooling device, comprise condenser and auxiliary water cooling device, described auxiliary water cooling device comprises water system, guiding gutter, and described guiding gutter is positioned at the top of described condenser, and the bottom of described guiding gutter is provided with some discharge orifices; Described water system has feed pipe, and the water side of described feed pipe is communicated with described guiding gutter.
For water-cooled better effects if, shape and the size of described guiding gutter and described condenser overhead match.
Further, the diameter of described discharge orifice is 3～5mm, and the distance between adjacent described discharge orifice is 25～35mm.
Further, the bottom of described guiding gutter is provided with 1～3 drainage water hole.
For assure feed water is sufficient, described water system also has water storage box, and the water inlet end of feed pipe is positioned at described storage tank, and described storage tank is communicated with water supply pipe.
Further, on described feed pipe, be provided with the first water pump.
In order to realize the automatic water-storing of storage tank and to store enough water, in described storage tank, the delivery port of water supply pipe is provided with ball-cock assembly.
For saving water resource, the water of flowing through in guiding gutter after condenser is recycled, described condenser below is provided with drip tray, described water system also has return water pipe, the water inlet end of described return water pipe is communicated with described drip tray, the water side of described return water pipe is communicated with described water storage box, is provided with the second water pump on described return water pipe.
Further, the water inlet end at described return water pipe is provided with filter.
Further, described drip tray is connected with drainpipe, and the water inlet end of described drainpipe is communicated with drip tray, and the water inlet end position of described drainpipe is higher than the position of the water inlet end of described return water pipe.
During refrigeration, indoor set has condensation water, when especially humidity is larger, condensation water can be a lot, and condensation water temperature is lower, can be used for cooler condenser, described air-cooled air conditioner unit also comprises indoor set, described indoor set is provided with condensation water pipe, and the water side of described condensation water pipe is positioned at described storage tank.
In order to realize the automatic control of auxiliary water cooling device, described air-cooled air conditioner unit also comprises control system, compressor, described control system comprises master controller, checkout gear, and described the first water pump, the second water pump, checkout gear are all electrically connected to described master controller.
Further, described checkout gear comprises the back pressure transducer of cooling-water temperature sensor, described compressor in environment temperature sensor, described storage tank.
Further, described the first water pump lift is 1.5 ~ 2.5m.
Further, described the second water pump lift is 0.8 ~ 1.5m.
Further, the bottom surface of described storage tank and the bottom surface of described water-accepting basin are in same level.
The air-cooled air conditioner unit with auxiliary water cooling device based on above-mentioned, the present invention also provides a kind of control method of above-mentioned air-cooled air conditioner unit, controls auxiliary water cooling device, improves the refrigeration efficiency of air-conditioning unit.
A control method for above-mentioned air-cooled air conditioner unit, comprises the following steps:
The pressure at expulsion P1 of the back pressure transducer feedback of the environment temperature T1 of A, master controller testing environment temperature sensor feedback and compressor, when environment temperature T1 reaches environment temperature setting value T0, when pressure at expulsion P1 reaches pressure at expulsion setting value P0 simultaneously, start the first water pump, the water in storage tank is transported to guiding gutter by feed pipe;
The pressure at expulsion P1 of the back pressure transducer feedback of the environment temperature T1 of B, master controller testing environment temperature sensor feedback and compressor, when environment temperature T1 reaches lower than pressure at expulsion setting value P0 lower than environment temperature setting value T0 or pressure at expulsion P1, close the first water pump; Detect the running status of the second water pump simultaneously, when the second water pump is in running status, close the second water pump.
Further, after steps A, also have A1, the water temperature T 11 in the storage tank of master controller detection cooling-water temperature sensor feedback, when water temperature T 11 is less than the design temperature T10 of water temperature, start the second water pump, the water in drip tray is transported in storage tank by return water pipe; Start after the second water pump, the water temperature T 11 in the storage tank of master controller continuation detection cooling-water temperature sensor feedback, when water temperature T 11 reaches the design temperature T10 of water temperature, closes the second water pump.
Air-cooled air conditioner unit with auxiliary water cooling device provided by the invention, by the top at condenser, guiding gutter is set, in the bottom of guiding gutter, be provided with some discharge orifices, make the top-down condenser surface of flowing through of water in guiding gutter, water is fully contacted with condenser surface, play the surface temperature of rapid reduction condenser, thereby improved the exchange capability of heat of condenser; And can clean condenser surface, and then improve the heat-sinking capability of condenser, finally reach the object that promotes air-conditioning unit refrigeration.For assure feed water is sufficient, described water system also has water storage box, and feed pipe is transported to the water in water storage box in guiding gutter by water pump; For saving water resource, the water of flowing through in guiding gutter after condenser is recycled.
Read by reference to the accompanying drawings after the specific embodiment of the present invention, it is clearer that the other features and advantages of the invention will become.
Accompanying drawing explanation
Fig. 1 is the structural representation of first embodiment of the air-cooled air conditioner unit with auxiliary water cooling device proposed by the invention;
Fig. 2 be in Fig. 1 guiding gutter and condenser overlook structure for amplifying schematic diagram;
Fig. 3 is the structural representation of second embodiment of the air-cooled air conditioner unit with auxiliary water cooling device proposed by the invention;
Fig. 4 be in Fig. 3 guiding gutter and condenser overlook structure for amplifying schematic diagram.
The specific embodiment
For making object, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
In description of the invention, it should be noted that, term " on ", orientation or the position relationship of the indication such as " interior " be based on position relationship shown in the drawings, only the present invention for convenience of description and simplified characterization, rather than indicate or imply that the device of indication or element must have specific orientation, with specific orientation, construct and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance.
Consult Fig. 1-2, an embodiment of the air-cooled air conditioner unit with auxiliary water cooling device proposed by the invention, air-cooled air conditioner unit with auxiliary water cooling device, comprise condenser 1 and auxiliary water cooling device, auxiliary water cooling device comprises water system, guiding gutter 2, guiding gutter 2 is positioned at the top of condenser 1, and the bottom of guiding gutter 2 is provided with some discharge orifices 21; Water system has feed pipe 3, and the water side 32 of feed pipe 3 is communicated with guiding gutter 2.
In the present embodiment, by the top at condenser 1, guiding gutter 2 is set, and in the bottom of guiding gutter 2, be provided with some discharge orifices 21, water in guiding gutter 2 is under the effect of self gravitation like this, from discharge orifice, 21 flow down, and the surface of the top-down condenser 1 of flowing through makes water fully contact with condenser 1 surface, play the surface temperature of rapid reduction condenser, thereby improved the exchange capability of heat of condenser 1; And when water flows down from condenser 1, can also clean the surface of condenser 1, the dust on condenser 1 surface, dirt are rinsed out, further improve the heat-sinking capability of condenser 1, finally reach the object that promotes air-conditioning unit refrigeration.
For water-cooled better effects if, guiding gutter 2 is set to match with shape and the size at condenser 1 top, exactly if the end face of condenser 1 is square structure, side guiding gutter 2 is exactly straight, and the length of guiding gutter 2 equals the length of condenser 1, the width of guiding gutter 2 equals or is slightly less than the width of condenser 1; If condenser 1 end face is " L " shape or " U " shape, side guiding gutter 2 is also set to " L " shape or " U " shape, and the length of guiding gutter 2 equals the length of condenser 1, and the width of guiding gutter 2 equals or be slightly less than the width of condenser 1.Namely the top of condenser 1 is all provided with guiding gutter 2, lower time of current in guiding gutter 2 like this, even if limit, the top portion position of condenser 1 also has under current, the surface of the top-down condenser 1 of flowing through, the so whole surface of the uniform top-down condenser 1 of flowing through of the water in guiding gutter 2; Make condenser 1 reach comprehensively cooling effectiveness uniformly, further improved the exchange capability of heat of condenser 1.
Wherein, in the present embodiment, the diameter that discharge orifice 21 is set is 3～5mm, and the distance between adjacent discharge orifice 21 is 25～35mm.When the diameter setting of discharge orifice 21 is too large, cause waste water resource, the too too little effect that can not play abundant cooler condenser 1 of hour water yield is set; When the diameter that discharge orifice 21 is set through sufficient verification experimental verification is 3～5mm, effect is best.Water in guiding gutter 2 is behind discharge orifice 21 like this, becomes thread to flow on the end face of condenser 1, afterwards the flowing downward along vertical fin of condenser 1, and the coil surface of simultaneously also flowing through between fin.The distance arranging in addition between adjacent discharge orifice 21 is 25～35mm, the width that guiding gutter 2 is set when condenser 1 is wider is also wider, and the row that discharge orifice need to be set increases, in the present embodiment, according to the width of guiding gutter 2 bottom surfaces, two drainage water holes 21 are set in the bottom of guiding gutter 2.
For assure feed water abundance and saving water resource, the water of flowing through after condenser 1 in guiding gutter 2 is recycled, in the present embodiment, water system also has water storage box 4, and the water inlet end 31 of feed pipe 3 is positioned at storage tank 4; In order to supply water to storage tank 4, storage tank 4 is set and is communicated with water supply pipe 5.For the water supply of 3 pairs of guiding gutters 2 of assure feed water pipe, on feed pipe 3, be provided with the first water pump 6.
In order to realize the automatic water-storing of storage tank 4 and to store enough water, at the delivery port of the interior water supply pipe 5 of storage tank 4, be provided with ball-cock assembly 7.The water surface in storage tank 4 reaches certain position, ball-cock assembly 7 by the delivery port of water supply pipe 5 by; After the water surface declines, ball-cock assembly 7 is opened the delivery port of water supply pipe 5 automatically, and running water enters in storage tank 4.
For the water of flowing through after condenser 1 in guiding gutter 2 is recycled, below condenser 1, be provided with drip tray 8, water system also has return water pipe 9, wherein the water inlet end 91 of return water pipe 9 is communicated with drip tray 8, the water side 92 of return water pipe 9 is communicated with water storage box 4, is provided with the second water pump 10 on return water pipe 9.Like this by the water of flowing through after condenser 1 in guiding gutter 2, flow in drip tray 8, then enter in water storage box 4 by the second water pump 10 return water pipe 9 of flowing through; Avoided the waste of water resource.
Water inlet end 91 at return water pipe 9 is provided with filter 11, because dust and the dirt on condenser 1 surface swept away by water, is blended in drip tray 8, and by the water in drip tray 8, after filter 11 filters, clean water enters in water storage box 4 by return water pipe 9.
On drip tray 8, be also connected with drainpipe 12, the water inlet end 121 of drainpipe 12 is communicated with drip tray 8, and water inlet end 121 positions of drainpipe 12 are higher than the position of the water inlet end 91 of return water pipe 9; When the water surface in drip tray 8 arrives water inlet end 121 position of drainpipe 12 like this, the water in drip tray 8 is just discharged by drainpipe 12.After the second water pump 10 starts, the water in drip tray 8 enters in water storage box 4 by return water pipe 9.
In the present embodiment, the lift of the first water pump 6 is 1.5 ~ 2.5m; The lift of the second water pump 10 is 0.8 ~ 1.5m.The bottom surface of storage tank 4 and the bottom surface of water-accepting basin 8 are also set in same level.
In order to realize the automatic control of auxiliary water cooling device, air-cooled air conditioner unit also comprises control system, compressor, and control system comprises master controller, checkout gear, and the first water pump 6, the second water pump 10, checkout gear are all electrically connected to master controller; Wherein, checkout gear comprises the back pressure transducer of cooling-water temperature sensor 13, compressor in environment temperature sensor, storage tank.
Consult Fig. 1-2, illustrate in the present embodiment with the control method of the air-cooled air conditioner unit of auxiliary water cooling device, comprise the following steps:
The pressure at expulsion P1 of the back pressure transducer feedback of the environment temperature T1 of A, master controller testing environment temperature sensor feedback and compressor, when environment temperature T1 reaches environment temperature setting value T0, when pressure at expulsion P1 reaches pressure at expulsion setting value P0 simultaneously, start the first water pump 6, the water in storage tank is transported to guiding gutter by feed pipe;
The pressure at expulsion P1 of the back pressure transducer feedback of the environment temperature T1 of B, master controller testing environment temperature sensor feedback and compressor, when environment temperature T1 reaches lower than pressure at expulsion setting value P0 lower than environment temperature setting value T0 or pressure at expulsion P1, close the first water pump 6; Detect the running status of the second water pump 10 simultaneously, when the second water pump 10 is in running status, close the second water pump 10.
Master controller is the master controller that adopts air-cooled air conditioner unit, environment temperature sensor be arranged on the environment temperature sensor on off-premises station, the back pressure transducer of compressor is also arranged on the back pressure transducer on compressor.Increase like this after auxiliary water cooling device, control system only need to increase in storage tank cooling-water temperature sensor 13 just can, other checkout gear and master controller all adopt air-cooled air conditioner unit to have, and have reduced cost.
By the pressure at expulsion P1 of the environment temperature T1 of main controller testing environment temperature sensor feedback and the back pressure transducer feedback of compressor, and by environment temperature T1 and environment temperature setting value T0 comparison, by pressure at expulsion P1 and pressure at expulsion setting value P0 comparison, only have environment temperature T1 to reach environment temperature setting value T0, when pressure at expulsion P1 reaches pressure at expulsion setting value P0 simultaneously, just start the first water pump 6, the water in storage tank 4 is transported in guiding gutter 2 by feed pipe 3; Start after the first water pump 6, when master controller detects, when environment temperature T1 reaches lower than pressure at expulsion setting value P0 lower than environment temperature setting value T0 or pressure at expulsion P1, close the first water pump 6; Detect the running status of the second water pump 10 simultaneously, when the second water pump 10 is in running status, close the second water pump 10.
Wherein, after steps A, also have A1, the water temperature T 11 in the storage tank 4 of master controller detection cooling-water temperature sensor 13 feedbacks, when water temperature T 11 is less than the design temperature T10 of water temperature, start the second water pump 10, the water in drip tray 8 is transported in storage tank 4 by return water pipe 9; Start after the second water pump 10, the water temperature T 11 in the storage tank of master controller continuation detection cooling-water temperature sensor 13 feedbacks, when water temperature T 11 reaches the design temperature T10 of water temperature, closes the second water pump 10.When namely the temperature in storage tank 4 reaches design temperature T10, because the temperature in storage tank 4 is higher, can not play the object of good cooler condenser 1, thus now no longer water in drip tray 8 is reclaimed, by water supply pipe 5 to the interior supplementary running water of storage tank 4.
Consult Fig. 3-4, second embodiment of the air-cooled air conditioner unit with auxiliary water cooling device proposed by the invention, the main distinction of the present embodiment and first embodiment is, in the present embodiment, the condensed water in indoor set condenser pipe is reclaimed, and the width of the condenser in the present embodiment 1 is narrower, other structures can adopt the structure identical with first embodiment.
With the air-cooled air conditioner unit of auxiliary water cooling device, comprise condenser 1 and auxiliary water cooling device, auxiliary water cooling device comprises water system, guiding gutter 2, and guiding gutter 2 is positioned at the top of condenser 1, and the bottom of guiding gutter 2 is provided with some discharge orifices 21; Water system has feed pipe 3, and the water side 32 of feed pipe 3 is communicated with guiding gutter 2.
In the present embodiment, by the top at condenser 1, guiding gutter 2 is set, and in the bottom of guiding gutter 2, be provided with some discharge orifices 21, water in guiding gutter 2 is under the effect of self gravitation like this, from discharge orifice, 21 flow down, and the surface of the top-down condenser 1 of flowing through makes water fully contact with condenser 1 surface, play the surface temperature of rapid reduction condenser, thereby improved the exchange capability of heat of condenser 1; And when water flows down from condenser 1, can also clean the surface of condenser 1, the dust on condenser 1 surface, dirt are rinsed out, further improve the heat-sinking capability of condenser 1, finally reach the object that promotes air-conditioning unit refrigeration.
In the present embodiment, according to the width of guiding gutter 2 bottom surfaces, in the bottom of guiding gutter 2, be provided with 1 drainage water hole 21.
In the present embodiment, be also provided with the storage tank 4 identical with first embodiment, and water supply pipe 5, ball-cock assembly 7, drip tray 8, drainpipe 12, return water pipe 9, the first water pump 6, the second water pump 10.
During air-cooled air conditioner unit refrigeration, in indoor set 14, have condensation water, when especially humidity is larger, condensation water can be a lot, and condensation water temperature is lower, reclaim and to be used for cooler condenser 1 and can further to improve the cooling effect to condenser 1, air-cooled air conditioner unit also comprises indoor set 14, at indoor set 14, be provided with condensation water pipe 141, the water side of condensation water pipe 141 is positioned at storage tank 4.Condensation water in condensation water pipe 141 need not directly be discharged like this, but reclaim, enters in storage tank 4.
The above, be only preferred embodiment of the present invention, is not the present invention to be done to the restriction of other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (10)
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310690228.3A CN103727649B (en) | 2013-12-17 | 2013-12-17 | The air-cooled air conditioner unit of a kind of band auxiliary water cooling device and control method |
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| CN201310690228.3A CN103727649B (en) | 2013-12-17 | 2013-12-17 | The air-cooled air conditioner unit of a kind of band auxiliary water cooling device and control method |
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| CN103727649A true CN103727649A (en) | 2014-04-16 |
| CN103727649B CN103727649B (en) | 2016-09-21 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104006503A (en) * | 2014-06-17 | 2014-08-27 | 中山市爱美泰电器有限公司 | Control device and method of heat pump heating and cooling system |
| CN105651108A (en) * | 2016-03-16 | 2016-06-08 | 合肥美的暖通设备有限公司 | Cleaning device and cleaning method of heat exchanger |
| CN105890068A (en) * | 2016-06-22 | 2016-08-24 | 海信科龙电器股份有限公司 | Air conditioner |
| CN108548298A (en) * | 2018-03-30 | 2018-09-18 | 青岛海尔空调器有限总公司 | Control method and device for adjusting air conditioner refrigerating and computer readable storage medium |
| CN105890068B (en) * | 2016-06-22 | 2019-07-16 | 海信科龙电器股份有限公司 | A kind of air conditioner |
| CN110617557A (en) * | 2019-09-20 | 2019-12-27 | 依米康科技集团股份有限公司 | Automatic spraying control system and control method |
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| CN202254522U (en) * | 2011-09-06 | 2012-05-30 | 湖北东橙新能源科技有限公司 | Softened water spraying cooling device of air-cooled condenser of central air-conditioning heat pump machine set |
| CN202452647U (en) * | 2012-02-07 | 2012-09-26 | 徐州伟世通科技有限公司 | Cooling device for condenser of air conditioner |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104006503A (en) * | 2014-06-17 | 2014-08-27 | 中山市爱美泰电器有限公司 | Control device and method of heat pump heating and cooling system |
| CN104006503B (en) * | 2014-06-17 | 2017-02-08 | 中山市爱美泰电器有限公司 | Control device and method of heat pump heating and cooling system |
| CN105651108A (en) * | 2016-03-16 | 2016-06-08 | 合肥美的暖通设备有限公司 | Cleaning device and cleaning method of heat exchanger |
| CN105890068A (en) * | 2016-06-22 | 2016-08-24 | 海信科龙电器股份有限公司 | Air conditioner |
| CN105890068B (en) * | 2016-06-22 | 2019-07-16 | 海信科龙电器股份有限公司 | A kind of air conditioner |
| CN108548298A (en) * | 2018-03-30 | 2018-09-18 | 青岛海尔空调器有限总公司 | Control method and device for adjusting air conditioner refrigerating and computer readable storage medium |
| CN110617557A (en) * | 2019-09-20 | 2019-12-27 | 依米康科技集团股份有限公司 | Automatic spraying control system and control method |
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| Publication number | Publication date |
|---|---|
| CN103727649B (en) | 2016-09-21 |
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