CN106524330A - Air conditioner outdoor unit, air conditioning unit and refrigeration control method and heating control method thereof - Google Patents

Air conditioner outdoor unit, air conditioning unit and refrigeration control method and heating control method thereof Download PDF

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Publication number
CN106524330A
CN106524330A CN201611109646.9A CN201611109646A CN106524330A CN 106524330 A CN106524330 A CN 106524330A CN 201611109646 A CN201611109646 A CN 201611109646A CN 106524330 A CN106524330 A CN 106524330A
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CN
China
Prior art keywords
air
valve
ventilation
outward
blade
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
Application number
CN201611109646.9A
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Chinese (zh)
Inventor
彭斌
李志强
简卓豪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201611109646.9A priority Critical patent/CN106524330A/en
Publication of CN106524330A publication Critical patent/CN106524330A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F24F2110/12—Temperature of the outside air

Abstract

The invention discloses an air conditioner outdoor unit, an air conditioning unit and a refrigeration control method and a heating control method thereof. The air conditioner outdoor unit comprises an outdoor unit shell and a wind valve, wherein the wind valve covers an intake port of the outdoor unit shell. The air conditioner outdoor unit is provided with the wind valve for covering the intake port of the outdoor unit shell, so that the intake quantity of the outdoor unit shell can be adjusted through the wind valve, that is, the heat exchange quantity of an outdoor heat exchanger with external environment can be adjusted; and in particular, in low-temperature refrigeration and high-temperature heating of the air conditioning unit, the heat exchange quantity of the outdoor heat exchanger with the external environment is reduced, so that the low-temperature refrigeration operation stability and the high-temperature heating operation stability of the air conditioning unit are improved, and the service life of a compressor can be prolonged.

Description

Air-conditioner outdoor unit, air conditioning unit and its refrigeration control method and heat-production control method
Technical field
The present invention relates to air-conditioning technical field, more particularly, it relates to a kind of air-conditioner outdoor unit, air conditioning unit and its refrigeration Control method and heat-production control method.
Background technology
At present, when outdoor environment temperature is higher, it is desirable to air conditioning unit refrigerating operaton；When outdoor environment temperature is relatively low, Seek air conditioning unit heating operation.In some specific occasions, such as big occasion of the special heat-radiating amount such as machine room, forge, it is desirable to Indoor environment temperature is maintained at 16-25 DEG C or so, can constantly radiate, cause indoor environment temperature when being run due to indoor equipment Constantly raise, this requires air conditioning unit in the case where outdoor environment temperature is relatively low, carries out refrigerating function.
But, existing air conditioning unit, at low ambient temperatures, the high-temperature gas pressure that compressor is discharged is low, then through section After stream, the pressure of cold-producing medium is lower, causes the evaporating temperature of indoor heat exchanger less than 0 DEG C, when the evaporating temperature of indoor heat exchanger During less than 0 DEG C, indoor heat exchanger frosting can be made, be reduced by the indoor gas of indoor heat exchanger, cause cold-producing medium complete Flash to gas so that liquid refrigerant enters compressor, the less stable of cryogenic refrigeration operation also causes air conditioning unit Service life is shorter.
In addition, existing air conditioning unit, the heating operation when outdoor environment temperature is higher than 25 DEG C, the pressure at expulsion of compressor Can be higher, cause air conditioning unit overload operation, the less stable of high temperature heating operation, or even be difficult to high temperature to heat.
In addition, existing air conditioning unit, during heating operation, outwardly environment distributes cold to air-conditioner outdoor unit；Refrigerating operaton When, outwardly environment distributes heat to air-conditioner outdoor unit, then air conditioning unit regardless of with which kind of mode operation, can all have corresponding energy Loss, energy dissipation are more.
In sum, how to design air conditioning unit, to improve the stability and high temperature system of air conditioning unit cryogenic refrigeration operation The stability of heat operation, is current those skilled in the art's problem demanding prompt solution.
The content of the invention
It is an object of the invention to provide a kind of air-conditioner outdoor unit, with improve air conditioning unit cryogenic refrigeration operation stability and The stability of high temperature heating operation.It is a further object of the present invention to provide it is a kind of with above-mentioned air-conditioner outdoor unit it is air conditioning unit, A kind of air conditioning unit refrigeration control method and a kind of air conditioning unit heat-production control method.
To achieve these goals, the present invention provides following technical scheme：
A kind of air-conditioner outdoor unit, including：Outdoor set cabinet and air-valve, wherein, the air-valve covers at the off-premises station machine The air inlet of shell.
Preferably, the air-valve also covers at the air outlet of the outdoor set cabinet.
Preferably, the air-valve cover sets the whole outdoor set cabinet.
Preferably, the air-valve includes：Air-valve frame with air port, positioned at the air port and is rotatably arranged in the wind The blade of valve buckle, the actuator for driving the blade to rotate.
Preferably, the air port at least two.
Preferably, the actuator drives the blade to rotate by gear drive.
Preferably, the blade is blade of louver window.
Preferably, the air-valve frame is in rectangular-shape.
Preferably, at least two side plates of the air-valve frame are provided with the air port.
The air-conditioner outdoor unit that the present invention is provided, when air conditioning unit cryogenic refrigeration, reduces the intake of outdoor set cabinet, then The heat exchange amount of outdoor heat exchanger and external environment is reduced, the evaporating pressure of indoor heat exchanger is correspondingly improve, pressure is reduced Contracting machine returns the probability of liquid, improves the stability of air conditioning unit cryogenic refrigeration operation；When air conditioning unit high temperature is heated, reduce room The intake of outer machine casing, then reduce the heat exchange amount of outdoor heat exchanger and external environment, correspondingly reduces outdoor heat exchanger Evaporating pressure, reduce the pressure at expulsion of compressor, reduce the probability of air conditioning unit overload operation, improve air conditioner The stability of group high temperature heating operation.
The air-conditioner outdoor unit that the present invention is provided, sets air-valve by the air inlet cover in outdoor set cabinet, then can pass through wind Valve adjusting the intake of outdoor set cabinet, i.e., can regulation room external heat exchanger and the heat exchange amount of external environment, specifically, work as sky Unit Low refrigeration and high temperature is adjusted when heating, to reduce the heat exchange amount of outdoor heat exchanger and external environment, it is air conditioning unit so as to improve The stability of the stability of cryogenic refrigeration operation and high temperature heating operation.
Based on a kind of air conditioning unit of above-described embodiment offer, this is air conditioning unit including air-conditioner outdoor unit, the air conditioning chamber Outer machine is the air-conditioner outdoor unit described in above-mentioned any one.
Preferably, it is above-mentioned air conditioning unit also to include：
Outdoor temperature sensor, for detecting outdoor environment temperature TOutward；
Controller, for according to the outdoor environment temperature TOutwardControl ventilation Q of the air-valve.
Preferably, the controller includes：
First control module, in refrigeration mode according to the outdoor environment temperature TOutwardControl the ventilation of the air-valve Amount Q, so that the outdoor environment temperature TOutwardWhen low, ventilation Q of the air-valve is little, the outdoor environment temperature TOutwardDescribed in when high Ventilation Q of air-valve is big；
And/or, the second control module, in heating mode according to the outdoor environment temperature TOutwardControl the air-valve Ventilation Q so that the outdoor environment temperature TOutwardWhen low, ventilation Q of the air-valve is big, the outdoor environment temperature TOutwardIt is high Ventilation Q of Shi Suoshu air-valves is little.
Preferably, first control module is specially：
Work as T12≤TOutward＜ T11When, it is a that first control module is used for controlling ventilation Q of the air-valve1%≤Q ＜ 100%；
Work as T13≤TOutward＜ T12When, it is b that first control module is used for controlling ventilation Q of the air-valve1%≤Q ＜ a1%；
Work as T14≤TOutward＜ T13When, it is c that first control module is used for controlling ventilation Q of the air-valve1%≤Q ＜ b1%；
Work as TOutward＜ T14When, it is d that first control module is used for controlling ventilation Q of the air-valve1%≤Q ＜ c1%.
Preferably, work as TOutward≥T11When, it is 100% that first control module is used for controlling ventilation Q of the air-valve.
Preferably, the air-valve includes：Air-valve frame with air port, positioned at the air port and is rotatably arranged in the wind The blade of valve buckle, the actuator for driving the blade to rotate；
Wherein, when ventilation Q of the air-valve is 100%, the opening angle of the blade is 90 °；
Ventilation Q of the air-valve is a1During %, the opening angle of the blade is 60 °；
Ventilation Q of the air-valve is b1During %, the opening angle of the blade is 45 °；
Ventilation Q of the air-valve is c1During %, the opening angle of the blade is 30 °；
Ventilation Q of the air-valve is d1During %, the opening angle of the blade is 5 °.
Preferably, second control module is specially：
Work as T21≤TOutward＜ T22When, it is a that second control module is used for controlling ventilation Q of the air-valve2%≤Q ＜ 100%；
Work as T22≤TOutward＜ T23When, it is b that second control module is used for controlling ventilation Q of the air-valve2%≤Q ＜ a2%；
Work as T23≤TOutward＜ T24When, it is c that second control module is used for controlling ventilation Q of the air-valve2%≤Q ＜ b2%；
Work as TOutward≥T24When, it is d that second control module is used for controlling ventilation Q of the air-valve2%≤Q ＜ c2%.
Preferably, work as TOutward＜ T21When, it is 100% that first control module is used for controlling ventilation Q of the air-valve.
Preferably, the air-valve includes：Air-valve frame with air port, positioned at the air port and is rotatably arranged in the wind The blade of valve buckle, the actuator for driving the blade to rotate；
Wherein, when ventilation Q of the air-valve is 100%, the opening angle of the blade is 90 °；
Ventilation Q of the air-valve is a2During %, the opening angle of the blade is 60 °；
Ventilation Q of the air-valve is b2During %, the opening angle of the blade is 45 °；
Ventilation Q of the air-valve is c2During %, the opening angle of the blade is 30 °；
Ventilation Q of the air-valve is d2During %, the opening angle of the blade is 5 °.
Based on the air conditioning unit of above-mentioned offer, present invention also offers a kind of air conditioning unit refrigeration control method, the sky The refrigeration control method of unit is adjusted to include step：
11) detect outdoor environment temperature；
12) according to the outdoor environment temperature TOutwardVentilation Q of the air-valve is controlled, so that the outdoor environment temperature TOutward When low, ventilation Q of the air-valve is little, the outdoor environment temperature TOutwardWhen high, ventilation Q of the air-valve is big.
Preferably, in above-mentioned air conditioning unit refrigeration control method, the step 12) it is specially：
Work as T12≤TOutward＜ T11When, ventilation Q of the air-valve is a1%≤Q ＜ 100%；
Work as T13≤TOutward＜ T12When, ventilation Q of the air-valve is b1%≤Q ＜ a1%；
Work as T14≤TOutward＜ T13When, ventilation Q of the air-valve is c1%≤Q ＜ b1%；
Work as TOutward＜ T14When, ventilation Q of the air-valve is d1%≤Q ＜ c1%.
Preferably, in above-mentioned air conditioning unit refrigeration control method, the step 12) also include step：Work as TOutward≥T11When, Ventilation Q of the air-valve is 100%.
Based on the air conditioning unit of above-mentioned offer, present invention also offers a kind of air conditioning unit heat-production control method, the sky The heat-production control method of unit is adjusted to include step：
21) detect outdoor environment temperature；
22) according to the outdoor environment temperature TOutwardVentilation Q of the air-valve is controlled, so that the outdoor environment temperature TOutward When low, ventilation Q of the air-valve is big, the outdoor environment temperature TOutwardWhen high, ventilation Q of the air-valve is little.
Preferably, in above-mentioned air conditioning unit heat-production control method, the step 22) it is specially：
Work as T21≤TOutward＜ T22When, ventilation Q of the air-valve is a2%≤Q ＜ 100%；
Work as T22≤TOutward＜ T23When, ventilation Q of the air-valve is b2%≤Q ＜ a2%；
Work as T23≤TOutward＜ T24When, ventilation Q of the air-valve is c2%≤Q ＜ b2%；
Work as TOutward≥T24When, ventilation Q of the air-valve is d2%≤Q ＜ c2%.
Preferably, in above-mentioned air conditioning unit heat-production control method, the step 22) also include step：Work as TOutward＜ T21When, Ventilation Q of the air-valve is 100%.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can be with basis The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is the structural representation of air-conditioner outdoor unit stroke valve provided in an embodiment of the present invention；
Fig. 2 is the front view of air-conditioner outdoor unit provided in an embodiment of the present invention；
Fig. 3 is the rearview of air-conditioner outdoor unit provided in an embodiment of the present invention；
Fig. 4 is the side view of air-conditioner outdoor unit provided in an embodiment of the present invention；
Fig. 5 is air conditioning unit structural representation provided in an embodiment of the present invention.
Specific embodiment
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 carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
As Figure 1-5, air-conditioner outdoor unit provided in an embodiment of the present invention includes：Outdoor set cabinet 2 and air-valve 1, wherein, Air-valve 1 covers at the air inlet of outdoor set cabinet 2.
Above-mentioned air-valve 1 is volume damper, for particular type and the structure of air-valve 1, is selected according to actual needs, The embodiment of the present invention is not limited to this.For the particular location of air-valve 1, depending on the position of the air inlet of outdoor set cabinet 2. Air-valve 1 covers at the air inlet of outdoor set cabinet 2, then air-valve 1 is used for adjusting air in external environment from outdoor set cabinet 2 Air inlet enters the amount of outdoor set cabinet 2.
Air-conditioner outdoor unit provided in an embodiment of the present invention, when air conditioning unit cryogenic refrigeration, reduces entering for outdoor set cabinet 2 Air quantity, then reduce the heat exchange amount of outdoor heat exchanger 5 and external environment, correspondingly improve the vapor pres- sure of indoor heat exchanger 10 Power, reduces the probability of 3 times liquid of compressor, improves the stability of air conditioning unit cryogenic refrigeration operation；When air conditioning unit high temperature When heating, reduce the intake of outdoor set cabinet 2, then reduce the heat exchange amount of outdoor heat exchanger 5 and external environment, correspondingly subtract The little evaporating pressure of outdoor heat exchanger 5, reduces the pressure at expulsion of compressor 3, reduces air conditioning unit overload operation Probability, improves the stability of air conditioning unit high temperature heating operation.
Air-conditioner outdoor unit provided in an embodiment of the present invention, sets air-valve 1 by the air inlet cover in outdoor set cabinet 2, then can It is enough by air-valve 1 adjusting the intake of outdoor set cabinet 2, that is, be capable of the heat exchange amount of regulation room external heat exchanger 5 and external environment, Specifically, reduce the heat exchange amount of outdoor heat exchanger 5 and external environment when air conditioning unit cryogenic refrigeration and high temperature are heated, so as to carry The stability and the stability of high temperature heating operation of high air conditioning unit cryogenic refrigeration operation.
Meanwhile, air-conditioner outdoor unit provided in an embodiment of the present invention, when reducing cryogenic refrigeration, there are back the several of liquid in compressor 3 Rate, then increase the service life of compressor 3.
In order to further optimize above-mentioned technical proposal, above-mentioned air-valve 1 also covers at the air outlet of outdoor set cabinet 2, so, Air-valve 1 can adjust the amount that the air in outdoor set cabinet 2 drains into external environment from the air outlet.
Using the air conditioning unit of above-mentioned air-conditioner outdoor unit, during with cryogenic refrigeration mode operation, reduce the ventilation of air-valve 1, So as to reduce the heat exchange of air-conditioner outdoor unit and external environment, that is, the air for reducing external environment enters the amount of outdoor set cabinet 2, with And reduce from outdoor set cabinet 2 amount that the air discharged enters external environment, meanwhile, the hot blast discharged from outdoor set cabinet 2 is returned It flow in outdoor set cabinet 2, as in Figure 2-4, then realizes using the hot blast and outdoor heat exchanger discharged from outdoor set cabinet 2 5 are exchanged heat, and further increase the evaporating pressure of indoor heat exchanger 10, are reduced the probability of 3 times liquid of compressor, are improve sky Adjust the stability of Unit Low refrigerating operaton；Correspondingly, the heat of outwardly environmental emission is also reduced, the wave of energy is reduced Take.
It is understood that the arrow line in Fig. 2-4 represents the air-flow direction in outdoor set cabinet 2.
Using the air conditioning unit of above-mentioned air-conditioner outdoor unit, when running with high temperature heating mode, reduce the ventilation of air-valve 1, So as to reduce the heat exchange of air-conditioner outdoor unit and external environment, that is, the air for reducing external environment enters the amount of outdoor set cabinet 2, with And reduce from outdoor set cabinet 2 amount that the air discharged enters external environment, meanwhile, the cold wind discharged from outdoor set cabinet 2 is returned It flow in outdoor set cabinet 2, as in Figure 2-4, then realizes the cold wind and outdoor heat exchanger 5 discharged using outdoor set cabinet 2 Exchanged heat, further reduced the evaporating pressure of outdoor heat exchanger 5, reduced the pressure at expulsion of compressor 3, reduce air-conditioning The probability of unit overload operation, improves the stability of air conditioning unit high temperature heating operation；Correspondingly, also reduce outwardly The cold of environmental emission, reduces the waste of energy.
It is understood that when the ventilation of air-valve 1 is less or is zero, outdoor set cabinet 2 can be realized with the external world Environment completely cuts off, and utilizes from outdoor set cabinet 2 wind discharged to be exchanged heat with outdoor heat exchanger 5 completely.
Install for convenience, the cover of above-mentioned air-valve 1 sets whole outdoor set cabinet 2.So, whole outdoor set cabinet is set by cover 2, facilitate air inlet and air outlet that cover sets outdoor set cabinet 2.
In above-mentioned air-conditioner outdoor unit, air-valve 1 can be one, alternatively two or more than three.With specific reference to actual need Selected.Control for convenience and install, air-valve 1 is one, so also allows for reduces cost.
Preferably, above-mentioned air-valve 1 includes：Air-valve frame 101 with air port, positioned at air port and is rotatably arranged in air-valve frame 101 blade 102, the actuator 103 that driving blade 102 is rotated.
Certainly, the slip of blade 102 also may be selected to arrange, it is not limited to above-described embodiment.
The number in above-mentioned air port, can be designed according to actual needs.In order to improve the effect of air-valve 1 and be easy to ensure It is air conditioning unit it is normal refrigeration and normally heat, prioritizing selection air port at least two.
In above-mentioned air-valve 1,103 driving blade 102 of actuator is rotated, the driving structure exist it is various, in order to simplify structure, Prioritizing selection actuator 103 is rotated by 104 driving blade 102 of gear drive.Certainly, actuator 103 also can be by connecting Bar and cam mechanism driving blade 102 are rotated, it is not limited to above-described embodiment.
For type and the number of blade 102, also selected according to actual needs.For the ease of the logical of adjusting air valve 1 Air quantity, prioritizing selection blade 102 are blade of louver window.
Outdoor set cabinet 2 is generally in rectangular-shape, installs for convenience and simplifies structure, prioritizing selection air-valve frame 101 In rectangular-shape.Certainly, air-valve frame 101 also may be selected and the structure such as is in the form of a column, it is not limited to this.
In order to improve the regulating effect of air-valve 1, at least two side plates of above-mentioned air-valve frame 101 are provided with air port.Further, Four side plates of air-valve frame 101 are located at air port.It is understood that blade 102 is corresponding with air port, that is, the position for having air port Just there is blade 102.
Based on the air-conditioner outdoor unit that above-described embodiment is provided, the embodiment of the present invention additionally provides a kind of air conditioning unit, such as Fig. 5 Shown, this is air conditioning unit including air-conditioner outdoor unit, and the air-conditioner outdoor unit is the air-conditioner outdoor unit described in above-described embodiment.
As the air-conditioner outdoor unit that above-described embodiment is provided has above-mentioned technique effect, air-conditioning provided in an embodiment of the present invention Unit has above-mentioned air-conditioner outdoor unit, then provided in an embodiment of the present invention air conditioning unit also with correspondingly technique effect, this paper Repeat no more.
It is above-mentioned it is air conditioning unit including：Compressor 3, cross valve 7, indoor heat exchange 10, outdoor heat exchanger 5, the first stop valve 9, Second stop valve 11, orifice union 8, outdoor temperature sensor 6, wherein, outdoor temperature sensor 6 is arranged at outdoor heat exchanger 5； First stop valve 9 and orifice union 8 are serially connected with the pipeline of connection indoor heat exchanger 10 and outdoor heat exchanger 5, the second stop valve 11 are serially connected with the pipeline of connection indoor heat exchanger 10 and cross valve 7, are serially connected with high-voltage switch gear 4 on the discharge duct of compressor 3, Low tension switch 12 is serially connected with the aspirating air pipe of compressor 3.
Adjusting air valve 1 for convenience, it is above-mentioned air conditioning unit also to include：Outdoor temperature sensor 6 and controller, wherein, room Outer temperature sensor 6 is used for detecting outdoor environment temperature TOutward；Controller is for according to outdoor environment temperature TOutwardControl the logical of air-valve 1 Air quantity Q.
Above-mentioned outdoor temperature sensor 6 is may be disposed on air-conditioner outdoor unit, and specifically, outdoor temperature sensor 6 is arranged at In outdoor set cabinet 2.Certainly, also outdoor temperature sensor 6 can be arranged at other positions, as long as outdoor environment temperature can be detected Degree.
Preferably, controller noted above includes：First control module and/or the second control module.
Wherein, above-mentioned first control module in refrigeration mode according to outdoor environment temperature TOutwardControl the logical of air-valve 1 Air quantity Q, so that outdoor environment temperature TOutwardWhen low, ventilation Q of air-valve 1 is little, outdoor environment temperature TOutwardVentilation Q of air-valve 1 when high Greatly；
Above-mentioned second control module, in heating mode according to outdoor environment temperature TOutwardThe ventilation of control air-valve 1 Q, so that outdoor environment temperature TOutwardWhen low, ventilation Q of air-valve 1 is big, outdoor environment temperature TOutwardWhen high, ventilation Q of air-valve 1 is little.
Install for convenience, above-mentioned first control module and the second control module are integrated in air conditioning unit control mainboard On.
It is above-mentioned it is air conditioning unit in, when can select refrigeration mode, ventilation Q of air-valve 1 and outdoor environment temperature TOutwardIn just Than relation, but so cause the first control module complex, be easier to cause confusion.For the ease of control, above-mentioned first control Molding block is specially：
Work as T12≤TOutward＜ T11When, it is a that the first control module is used for controlling ventilation Q of air-valve 11%≤Q ＜ 100%；
Work as T13≤TOutward＜ T12When, it is b that the first control module is used for controlling ventilation Q of air-valve 11%≤Q ＜ a1%；
Work as T14≤TOutward＜ T13When, it is c that the first control module is used for controlling ventilation Q of air-valve 11%≤Q ＜ b1%；
Work as TOutward＜ T14When, it is d that the first control module is used for controlling ventilation Q of air-valve 11%≤Q ＜ c1%.
It is understood that T14＜ T13＜ T12＜ T11, d1% ＜ c1% ＜ b1% ＜ a1% ＜ 100%.Note air-valve 1 is most Big ventilation is Qmax, when ventilation Q of air-valve 1 is 100%, i.e., ventilation Q of air-valve 1 is Qmax.Then ventilation Q of air-valve 1 Refer to the Maximum Ventilatory Volume Q of air-valve 1maxPercentage ratio.
Outdoor environment temperature is divided into some regions by above-mentioned air conditioning unit refrigeration control method, according to the temperature province It is controlled, on the premise of cryogenic refrigeration operation stability is ensured, simplifies control.
Further, when air conditioning unit normal refrigeration, that is, work as TOutward≥T11When, the first control module is used for controlling air-valve 1 Ventilation Q be 100%.
It is above-mentioned it is air conditioning unit in, air-valve 1 includes：Air-valve frame 101 with air port, positioned at air port and is rotatably arranged in wind The blade 102 of valve buckle 101, the actuator 103 that driving blade 102 is rotated；Wherein, when ventilation Q of air-valve 1 is 100%, blade 102 opening angle is 90 °；Ventilation Q of air-valve 1 is a1During %, the opening angle of blade 102 is 60 °；The ventilation of air-valve 1 Amount Q is b1During %, the opening angle of blade 102 is 45 °；Ventilation Q of air-valve 1 is c1During %, the opening angle of blade 102 is 30°；Ventilation Q of air-valve 1 is d1During %, the opening angle of blade 102 is 5 °.
It should be noted that the opening angle of blade 102, refers to the angle of blade 102 and air port end face place plane.When Air port end face is that the opening angle of blade 102 is the angle of blade 102 and vertical plane for vertical plane.
In order to further improve cryogenic refrigeration reliability of operation, T11=18 DEG C, T12=10 DEG C, T13=-5 DEG C, T14=- 10℃.Certainly, also dependent on practical situation, above-mentioned parameter is set as other numerical value, it is not limited to this.In addition, above-mentioned parameter Concrete numerical value certain departure can be set, with simplify control.
It is above-mentioned it is air conditioning unit in, when can select heating mode, ventilation Q of air-valve 1 and outdoor environment temperature TOutwardIn anti- Than relation, but so cause the second control module complex, be easier to cause confusion.For the ease of control, above-mentioned second control Molding block is specially：
Work as T21≤TOutward＜ T22When, it is a that the second control module is used for controlling ventilation Q of air-valve 12%≤Q ＜ 100%；
Work as T22≤TOutward＜ T23When, it is b that the second control module is used for controlling ventilation Q of air-valve 12%≤Q ＜ a2%；
Work as T23≤TOutward＜ T24When, it is c that the second control module is used for controlling ventilation Q of air-valve 12%≤Q ＜ b2%；
Work as TOutward≥T24When, it is d that the second control module is used for controlling ventilation Q of air-valve 12%≤Q ＜ c2%.
Outdoor environment temperature is divided into some regions by above-mentioned air conditioning unit heat-production control method, according to the temperature province It is controlled, on the premise of high temperature heating operation stability is ensured, simplifies control.
When it is above-mentioned it is air conditioning unit normally heat when, that is, work as TOutward＜ T21When, the first control module is used for controlling the ventilation of air-valve 1 Amount Q is 100%.
Preferably, it is above-mentioned it is air conditioning unit in, air-valve 1 includes：Air-valve frame 101 with air port, it is positioned at air port and rotatable Blade 102 of the ground located at air-valve frame 101, the actuator 103 that driving blade 102 is rotated；
Wherein, when ventilation Q of air-valve 1 is 100%, the opening angle of blade 102 is 90 °；Ventilation Q of air-valve 1 is a2During %, the opening angle of blade 102 is 60 °；Ventilation Q of air-valve 1 is b2During %, the opening angle of blade 102 is 45 °；Wind Ventilation Q of valve 1 is c2During %, the opening angle of blade 102 is 30 °；Ventilation Q of air-valve 1 is d2During %, blade 102 is opened Angle is opened for 5 °.
It should be noted that a1%=a2%, b1%=b2%, c1%=c2%, d1%=d2%.Ventilation Q of air-valve 1, The opening angle of blade 102 is as detailed above, and here is omitted.
In order to further improve the reliability of high temperature heating operation, T21=22 DEG C, T22=24 DEG C, T23=26 DEG C, T24=29 ℃.Certainly, also dependent on practical situation, above-mentioned parameter is set as other numerical value, it is not limited to this.In addition, above-mentioned parameter Concrete numerical value can arrange certain departure, with simplify control.
Based on the air conditioning unit of above-described embodiment offer, the embodiment of the present invention additionally provides a kind of air conditioning unit refrigeration control Method processed, the air conditioning unit refrigeration control method include step：
S11：Detection outdoor environment temperature；
S12：According to outdoor environment temperature TOutwardVentilation Q of control air-valve 1, so that outdoor environment temperature TOutwardAir-valve 1 when low Ventilation Q it is little, outdoor environment temperature TOutwardWhen high, ventilation Q of air-valve 1 is big.
Above-mentioned air conditioning unit refrigeration control method, realizes outdoor environment temperature TOutwardWhen low, ventilation Q of air-valve 1 is little, Outdoor environment temperature TOutwardWhen high, ventilation Q of air-valve 1 is big, when air conditioning unit cryogenic refrigeration, reduces the air intake of outdoor set cabinet 2 Amount, then reduce the heat exchange amount of outdoor heat exchanger 5 and external environment, correspondingly, improve the evaporating pressure of indoor heat exchanger 10, The probability of 3 times liquid of compressor is reduced, the stability of air conditioning unit cryogenic refrigeration operation is improve.
Preferably, in above-mentioned air conditioning unit refrigeration control method, step S12 is specially：
Work as T12≤TOutward＜ T11When, ventilation Q of air-valve 1 is a1%≤Q ＜ 100%；
Work as T13≤TOutward＜ T12When, ventilation Q of air-valve 1 is b1%≤Q ＜ a1%；
Work as T14≤TOutward＜ T13When, ventilation Q of air-valve 1 is c1%≤Q ＜ b1%；
Work as TOutward＜ T14When, ventilation Q of air-valve 1 is d1%≤Q ＜ c1%.
It should be noted that the implication of ventilation Q of air-valve 1, as detailed above, here is omitted.
Outdoor environment temperature is divided into some regions by above-mentioned air conditioning unit refrigeration control method, according to the temperature province It is controlled, on the premise of cryogenic refrigeration operation stability is ensured, simplifies control.
When air conditioning unit normal refrigeration, that is, work as TOutward≥T11When, ventilation Q of air-valve 1 is 100%.
Based on above-described embodiment provide it is air conditioning unit, the embodiment of the present invention is additionally provided and a kind of air conditioning unit heats control Method processed, the air conditioning unit heat-production control method include step：
S21：Detection outdoor environment temperature；
S22：According to outdoor environment temperature TOutwardVentilation Q of control air-valve 1, so that outdoor environment temperature TOutwardAir-valve 1 when low Ventilation Q it is big, outdoor environment temperature TOutwardWhen high, ventilation Q of air-valve 1 is little.
Above-mentioned air conditioning unit heat-production control method, realizes outdoor environment temperature TOutwardWhen low, ventilation Q of air-valve 1 is big, Outdoor environment temperature TOutwardWhen high, ventilation Q of air-valve 1 is little, when air conditioning unit high temperature is heated, reduces the air intake of outdoor set cabinet 2 Amount, then reduce the heat exchange amount of outdoor heat exchanger 5 and external environment, correspondingly reduce the evaporating pressure of outdoor heat exchanger 5, drops The low pressure at expulsion of compressor 3, reduces the probability of air conditioning unit overload operation, improves air conditioning unit high temperature and heat fortune Capable stability.
Preferably, in the heat-production control method of above-mentioned air conditioner unit, step S22 is specially：
Work as T21≤TOutward＜ T22When, ventilation Q of air-valve 1 is a2%≤Q ＜ 100%；
Work as T22≤TOutward＜ T23When, ventilation Q of air-valve 1 is b2%≤Q ＜ a2%；
Work as T23≤TOutward＜ T24When, ventilation Q of air-valve 1 is c2%≤Q ＜ b2%；
Work as TOutward≥T24When, ventilation Q of air-valve 1 is d2%≤Q ＜ c2%.
It should be noted that the implication of ventilation Q of air-valve 1, as detailed above, here is omitted.
Outdoor environment temperature is divided into some regions by above-mentioned air conditioning unit heat-production control method, according to the temperature province It is controlled, on the premise of high temperature heating operation stability is ensured, simplifies control.
When air conditioning unit normal refrigeration, that is, work as TOutward＜ T21When, ventilation Q of air-valve 1 is 100%.
The foregoing description of the disclosed embodiments, enables those skilled in the art to realize or using the present invention.To this Various modifications of a little embodiments will be apparent for a person skilled in the art, and generic principles defined herein can Without departing from the spirit or scope of the present invention, to realize in other embodiments.Therefore, the present invention will not be limited It is formed on the embodiments shown herein, and is to fit to consistent with principles disclosed herein and features of novelty most wide Scope.

Claims (24)

1. a kind of air-conditioner outdoor unit, it is characterised in that include：Outdoor set cabinet and air-valve, wherein, the air-valve covers at described The air inlet of outdoor set cabinet.
2. air-conditioner outdoor unit according to claim 1, it is characterised in that the air-valve also covers at the outdoor set cabinet Air outlet.
3. air-conditioner outdoor unit according to claim 2, it is characterised in that the air-valve cover sets the whole off-premises station machine Shell.
4. the air-conditioner outdoor unit according to any one in claim 1-3, it is characterised in that the air-valve includes：Have The air-valve frame in air port, positioned at the air port and is rotatably arranged in the blade of the air-valve frame, the drive for driving the blade to rotate Moving part.
5. air-conditioner outdoor unit according to claim 4, it is characterised in that the air port at least two.
6. air-conditioner outdoor unit according to claim 4, it is characterised in that the actuator is driven by gear drive The blade is rotated.
7. air-conditioner outdoor unit according to claim 4, it is characterised in that the blade is blade of louver window.
8. air-conditioner outdoor unit according to claim 4, it is characterised in that the air-valve frame is in rectangular-shape.
9. air-conditioner outdoor unit according to claim 8, it is characterised in that at least two side plates of the air-valve frame are provided with institute State air port.
10. a kind of air conditioning unit, including air-conditioner outdoor unit, it is characterised in that the air-conditioner outdoor unit is as in claim 1-9 Air-conditioner outdoor unit described in any one.
11. is according to claim 10 air conditioning unit, it is characterised in that also includes：
Outdoor temperature sensor, for detecting outdoor environment temperature TOutward；
Controller, for according to the outdoor environment temperature TOutwardControl ventilation Q of the air-valve.
12. is according to claim 11 air conditioning unit, it is characterised in that the controller includes：
First control module, in refrigeration mode according to the outdoor environment temperature TOutwardVentilation Q of the air-valve is controlled, So that the outdoor environment temperature TOutwardWhen low, ventilation Q of the air-valve is little, the outdoor environment temperature TOutwardAir-valve when high Ventilation Q it is big；
And/or, the second control module, in heating mode according to the outdoor environment temperature TOutwardControl the logical of the air-valve Air quantity Q, so that the outdoor environment temperature TOutwardWhen low, ventilation Q of the air-valve is big, the outdoor environment temperature TOutwardInstitute when high Ventilation Q for stating air-valve is little.
13. is according to claim 12 air conditioning unit, it is characterised in that first control module is specially：
Work as T12≤TOutward＜ T11When, it is a that first control module is used for controlling ventilation Q of the air-valve1%≤Q ＜ 100%；
Work as T13≤TOutward＜ T12When, it is b that first control module is used for controlling ventilation Q of the air-valve1%≤Q ＜ a1%；
Work as T14≤TOutward＜ T13When, it is c that first control module is used for controlling ventilation Q of the air-valve1%≤Q ＜ b1%；
Work as TOutward＜ T14When, it is d that first control module is used for controlling ventilation Q of the air-valve1%≤Q ＜ c1%.
14. is according to claim 13 air conditioning unit, it is characterised in that works as TOutward≥T11When, first control module is used In control the air-valve ventilation Q be 100%.
15. is according to claim 13 air conditioning unit, it is characterised in that the air-valve includes：Air-valve frame with air port, Positioned at the air port and it is rotatably arranged in the blade of the air-valve frame, the actuator for driving the blade to rotate；
Wherein, when ventilation Q of the air-valve is 100%, the opening angle of the blade is 90 °；
Ventilation Q of the air-valve is a1During %, the opening angle of the blade is 60 °；
Ventilation Q of the air-valve is b1During %, the opening angle of the blade is 45 °；
Ventilation Q of the air-valve is c1During %, the opening angle of the blade is 30 °；
Ventilation Q of the air-valve is d1During %, the opening angle of the blade is 5 °.
16. is according to claim 12 air conditioning unit, it is characterised in that second control module is specially：
Work as T21≤TOutward＜ T22When, it is a that second control module is used for controlling ventilation Q of the air-valve2%≤Q ＜ 100%；
Work as T22≤TOutward＜ T23When, it is b that second control module is used for controlling ventilation Q of the air-valve2%≤Q ＜ a2%；
Work as T23≤TOutward＜ T24When, it is c that second control module is used for controlling ventilation Q of the air-valve2%≤Q ＜ b2%；
Work as TOutward≥T24When, it is d that second control module is used for controlling ventilation Q of the air-valve2%≤Q ＜ c2%.
17. is according to claim 16 air conditioning unit, it is characterised in that works as TOutward＜ T21When, first control module is used In control the air-valve ventilation Q be 100%.
18. is according to claim 16 air conditioning unit, it is characterised in that the air-valve includes：Air-valve frame with air port, Positioned at the air port and it is rotatably arranged in the blade of the air-valve frame, the actuator for driving the blade to rotate；
Wherein, when ventilation Q of the air-valve is 100%, the opening angle of the blade is 90 °；
Ventilation Q of the air-valve is a2During %, the opening angle of the blade is 60 °；
Ventilation Q of the air-valve is b2During %, the opening angle of the blade is 45 °；
Ventilation Q of the air-valve is c2During %, the opening angle of the blade is 30 °；
Ventilation Q of the air-valve is d2During %, the opening angle of the blade is 5 °.
19. a kind of refrigeration control methods air conditioning unit as claimed in claim 10, it is characterised in that including step：
11) detect outdoor environment temperature；
12) according to the outdoor environment temperature TOutwardVentilation Q of the air-valve is controlled, so that the outdoor environment temperature TOutwardWhen low Ventilation Q of the air-valve is little, the outdoor environment temperature TOutwardWhen high, ventilation Q of the air-valve is big.
20. refrigeration control methods according to claim 19, it is characterised in that the step 12) it is specially：
Work as T12≤TOutward＜ T11When, ventilation Q of the air-valve is a1%≤Q ＜ 100%；
Work as T13≤TOutward＜ T12When, ventilation Q of the air-valve is b1%≤Q ＜ a1%；
Work as T14≤TOutward＜ T13When, ventilation Q of the air-valve is c1%≤Q ＜ b1%；
Work as TOutward＜ T14When, ventilation Q of the air-valve is d1%≤Q ＜ c1%.
21. refrigeration control methods according to claim 20, it is characterised in that the step 12) also include step：Work as TOutward ≥T11When, ventilation Q of the air-valve is 100%.
22. a kind of heat-production control methods air conditioning unit as claimed in claim 10, it is characterised in that including step：
21) detect outdoor environment temperature；
22) according to the outdoor environment temperature TOutwardVentilation Q of the air-valve is controlled, so that the outdoor environment temperature TOutwardWhen low Ventilation Q of the air-valve is big, the outdoor environment temperature TOutwardWhen high, ventilation Q of the air-valve is little.
23. heat-production control methods according to claim 22, it is characterised in that the step 22) it is specially：
Work as T21≤TOutward＜ T22When, ventilation Q of the air-valve is a2%≤Q ＜ 100%；
Work as T22≤TOutward＜ T23When, ventilation Q of the air-valve is b2%≤Q ＜ a2%；
Work as T23≤TOutward＜ T24When, ventilation Q of the air-valve is c2%≤Q ＜ b2%；
Work as TOutward≥T24When, ventilation Q of the air-valve is d2%≤Q ＜ c2%.
24. heat-production control methods according to claim 23, it is characterised in that the step 22) also include step：Work as TOutward ＜ T21When, ventilation Q of the air-valve is 100%.
CN201611109646.9A 2016-12-06 2016-12-06 Air conditioner outdoor unit, air conditioning unit and refrigeration control method and heating control method thereof Pending CN106524330A (en)

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CN109405097A (en) * 2018-10-29 2019-03-01 珠海格力电器股份有限公司 Air-conditioner outdoor unit, air-conditioning system and air-conditioner outdoor unit control method
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