CN109708225A - Air conditioner and its control method, device and readable storage medium storing program for executing - Google Patents
Air conditioner and its control method, device and readable storage medium storing program for executing Download PDFInfo
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- CN109708225A CN109708225A CN201811632514.3A CN201811632514A CN109708225A CN 109708225 A CN109708225 A CN 109708225A CN 201811632514 A CN201811632514 A CN 201811632514A CN 109708225 A CN109708225 A CN 109708225A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The invention discloses a kind of air conditioners, including indoor units and heat-exchange device, indoor units include indoor unit casing, evaporator and compressor, indoor unit casing is equipped with the first return air inlet and the first air outlet, the return air chamber and accommodating cavity of connection are formed in indoor unit casing, evaporator and compressor are set in accommodating cavity, and the first return air inlet is connected to return air chamber, and the first air outlet is connected to accommodating cavity；Heat-exchange device includes fresh air duct, return airway and heat exchanging core, heat exchanging core is set between fresh air duct and return airway, there is fresh air duct fresh inlet and fresh air to export, the second air outlet that return airway has the second return air inlet and is connected to return air chamber.The invention also discloses a kind of air-conditioner control method, air conditioner controlling device and readable storage medium storing program for executing.The present invention guarantees the energy consumption that air conditioner is saved while air quality in computer room.
Description
Technical field
The present invention relates to air-conditioning technical field more particularly to air conditioner, air-conditioner control method, air conditioner controlling device and
Readable storage medium storing program for executing.
Background technique
Communications equipment room is relatively high to cleanliness and temperature and humidity requirement, and design comparison is closed, calculator room equipment component fever ratio
It is larger, it is required to air conditioner in machine room refrigeration throughout the year.
In the lower situation of outdoor environment temperature, the efficiency of air conditioner refrigerating cooling is low inside computer room.Currently, in order to save energy
Extraneous fresh air is directly sent into computer room by consumption, some air conditioners when outdoor temperature is lower than room temperature.However, computer room
Equipment is more demanding to the temperature and humidity of air and cleanliness, and above-mentioned mode not can guarantee the air quality in computer room.
Above content is only used to facilitate the understanding of the technical scheme, and is not represented and is recognized that above content is existing skill
Art.
Summary of the invention
The main purpose of the present invention is to provide a kind of air conditioners, it is intended to guarantee to save while air quality in computer room empty
Adjust the energy consumption of device.
To achieve the above object, the present invention provides a kind of air conditioner, and the air conditioner includes:
Indoor units, the indoor units include indoor unit casing, evaporator and the compressor connecting with the evaporator,
The indoor unit casing is equipped with the first return air inlet and the first air outlet for being connected to indoor environment, in the indoor unit casing
The accommodating cavity for being formed with return air chamber and being connected to return air chamber, the evaporator and the compressor are set in the accommodating cavity, institute
It states the first return air inlet to be connected to the return air chamber, first air outlet is connected to the accommodating cavity；
Heat-exchange device, the heat-exchange device include shell and heat exchanging core, and fresh air wind is formed in the shell
Road and return airway, the heat exchanging core be set in the shell and be located at the fresh air duct and the return airway it
Between, the fresh air duct has fresh inlet and fresh air outlet for being connected to outdoor environment, and the return airway, which has, to be used
In the second return air inlet being connected to indoor environment and the second air outlet being connected to the return air chamber.
Optionally, the indoor units further include the first wind deflector set on first return air inlet, the heat exchange dress
Set further includes the second wind deflector for being set to the fresh inlet and the third wind deflector set on second return air inlet.
Optionally, the heat-exchange device further includes the first blower and the second blower, and first blower is located at described new
It is arranged in wind air duct and close to the fresh inlet, second blower is located in the return airway and close to the second return air inlet
Setting.
Optionally, the heat-exchange device further includes first partition, second partition, first pipe and second pipe, described
Heat exchanging core is coated on the first pipe and the second pipe outer wall, and the first partition is respectively and in the shell
Wall connects the fresh air air-inlet cavity and return air air-inlet cavity to form isolation, the fresh air air-inlet cavity with the outer surface of the heat exchanging core
Be connected to the fresh inlet, the return air air-inlet cavity is connected to second gas returning port, the second partition respectively with it is described
The inner wall of shell connects the fresh air air-out chamber and return air air-out chamber to form isolation with the outer surface of the heat exchanging core, described new
Wind air-out chamber and the fresh air outlet, the return air air-out chamber are connected to second air outlet, and the first pipe connects
Lead to the fresh air air-inlet cavity and the fresh air air-out chamber forms the fresh air duct, the second pipe is connected to the return air air inlet
Chamber and the return air air-out chamber form the return airway.
In addition, to achieve the goals above, the application also proposes a kind of air-conditioner control method, based on as described above empty
Adjust device, which is characterized in that the air-conditioner control method the following steps are included:
In cooling mode, indoor environment temperature and outdoor environment temperature are obtained；
Judge whether the outdoor environment temperature is less than the indoor environment temperature；
If so, control the second wind deflector operation, to open fresh inlet, control third wind deflector operation, to open the
Two return air inlets；
Obtain the current temperature of indoor units return air chamber；
Judge whether the current temperature of return air chamber is less than or equal to set temperature；
When the current temperature of return air chamber is less than or equal to set temperature, control compressor does not start.
Optionally, when the heat-exchange device further includes the first blower and the second blower, the second wind deflector of the control
Operation, to open fresh inlet, control third wind deflector operation includes: the step of the second return air inlet to open
The second wind deflector operation is controlled, to open the fresh inlet, the third wind deflector operation is controlled, to beat
Second return air inlet is opened, while controlling first blower and second blower starting.
Optionally, the control the second wind deflector operation, to open the fresh inlet, controls the third wind-guiding
Plate operation, to open second return air inlet, while the step of controlling first blower and second blower starting includes:
Second wind deflector operation is controlled, so that the fresh inlet is opened to the first default aperture, controls described the
The operation of three wind deflectors controls the first wind deflector operation so that second return air inlet is opened to the second default aperture, so that
It states the first return air inlet and opens to third and preset aperture, while controlling first blower and second blower respectively according to correspondence
Preset rotation speed operation.
Optionally, it after the step of whether temperature for judging that return air chamber is current is less than or equal to set temperature, also wraps
It includes:
When the current temperature of the return air chamber is greater than set temperature, working as the fresh inlet and the second return air inlet is judged
Whether preceding aperture reaches maximum opening, and the current rotating speed of the current rotating speed and second blower that judge first blower is
It is no to reach maximum (top) speed, judge whether the current aperture of first return air inlet reaches minimum aperture；
When the current aperture of the current aperture of the fresh inlet and second return air inlet is not up to maximum opening, control
Second wind deflector and third wind deflector operation are made, to increase the current of the fresh inlet and second return air inlet
Aperture；
When the current rotating speed of the current rotating speed of first blower and second blower is not up to maximum (top) speed, control
First blower and second blower increase current rotating speed；
When the current aperture of first return air inlet is not up to minimum aperture, the first wind deflector operation is controlled, with
Reduce the current aperture of first return air inlet；
It returns and the step of whether temperature for judging that return air chamber is current is less than or equal to set temperature is executed.
Optionally, whether the current aperture for judging the fresh inlet and the second return air inlet reaches maximum opening,
Whether the current rotating speed of the current rotating speed and second blower that judge first blower reaches maximum (top) speed, described in judgement
After the step of whether current aperture of the first return air inlet reaches minimum aperture, further includes:
When the current aperture of the fresh inlet and the current aperture of second return air inlet reach maximum opening, and,
The current rotating speed of first blower and the current rotating speed of second blower reach maximum (top) speed, and, first air inlet
When the current aperture of mouth reaches minimum aperture, compressor start is controlled.
Optionally, the second wind deflector of the control is run, to open fresh inlet, control third wind deflector operation, to beat
After the step of opening the second return air inlet, further includes:
Obtain the leaving air temp of the second air outlet；
Judge whether the leaving air temp is greater than or equal to set temperature；
If so, the operation of control second wind deflector to be opening the fresh inlet to maximum opening, described in control
Third wind deflector controls the compressor start opening second return air inlet to maximum opening；
If it is not, the step of then executing the return air chamber current temperature for obtaining indoor units.
Optionally, it is described judge the step of whether outdoor environment temperature is less than the indoor environment temperature after, also
Include:
If it is not, control the first wind deflector operation controls the second wind deflector operation, to open the first return air inlet to close
The fresh inlet is closed, the third wind deflector operation is controlled, to close second return air inlet；
Control the compressor start.
Optionally, the second wind deflector of the control is run, to open fresh inlet, control third wind deflector operation, to beat
Before the step of opening the second return air inlet, further includes:
When the outdoor environment temperature is less than the indoor environment temperature, the outdoor environment temperature and the room are judged
Whether the difference between interior environment temperature is greater than or equal to fiducial temperature；
If the difference is greater than or equal to the fiducial temperature, the operation of the second wind deflector of the control is executed, to open
Fresh inlet, control third wind deflector operation, with open the second return air inlet the step of.
If the difference is less than the fiducial temperature, the operation of the first wind deflector of the control is executed, to open first time
Air port controls the second wind deflector operation, to close the fresh inlet, the third wind deflector operation is controlled, to close
The step of second return air inlet.
In addition, to achieve the goals above, the application also provides a kind of air conditioner controlling device, the air conditioner control dress
Setting includes: air conditioner control journey that memory, processor and being stored in can be run on the memory and on the processor
Sequence, the air conditioner control program realize the step of as above described in any item air-conditioner control methods when being executed by the processor
Suddenly.
In addition, to achieve the goals above, the application also provides a kind of readable storage medium storing program for executing, on the readable storage medium storing program for executing
It is stored with air conditioner control program, the air conditioner control program realizes as above described in any item air-conditionings when being executed by processor
The step of device control method.
A kind of air conditioner that the embodiment of the present invention proposes, by increasing heat-exchange device, the return airway of heat-exchange device
It is connected to by the second return air inlet with indoor environment, and return airway is connected to the first air outlet of indoor units, fresh air duct
Inlet and outlet is connected to outdoor environment respectively, is lower than indoor environment temperature in outdoor environment temperature and air conditioner needs refrigerating operaton to drop
When low room temperature, the higher air of room temperature enters return airway, and the lower air of outdoor temperature enters fresh air duct, newly
Wind air duct and return airway carry out heat exchange in heat exchange core body, and the air in fresh air duct can make the air in return airway
Temperature reduces, the cold air in return airway enters return air chamber, if the temperature of return air chamber reaches set temperature, air conditioner at this time
The cold air for meeting refrigeration demand directly can be sent into indoor air during this in fresh air duct without opening by compressor
It will not enter the room and influence indoor air pressure and air quality, save air conditioner while to guarantee air quality in computer room
Energy consumption.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of air conditioner of the embodiment of the present invention；
Fig. 2 is the hardware structural diagram of air conditioner controlling device of the embodiment of the present invention；
Fig. 3 is the flow diagram of air-conditioner control method of the embodiment of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The primary solutions of the embodiment of the present invention are that a kind of air conditioner is arranged, which includes 100 He of indoor units
Heat-exchange device 200, indoor units 100 include indoor unit casing 110, evaporator 130, the compressor connecting with evaporator 130
(not shown) and breeze fan 120, indoor unit casing 110 are equipped with the first return air inlet 111 for being connected to indoor environment and the
One air outlet 112 is formed with the return air chamber 101 and accommodating cavity 102 of connection, evaporator 130 and compressor in indoor unit casing 110
(not shown) to be set in accommodating cavity 102, breeze fan 120 is set to accommodating cavity 102 and is arranged close to the first air outlet 112, first
Return air inlet 111 is connected to return air chamber 101, and the first air outlet 112 is connected to accommodating cavity 102；Heat-exchange device 200 includes fresh air wind
Road 210, return airway 220 and heat exchanging core 202, heat exchanging core 202 be set to fresh air duct 210 and return airway 220 it
Between, fresh air duct 210 has fresh inlet 211 and fresh air outlet 212 for being connected to outdoor environment, and return airway 220 has
The second air outlet 222 for having the second return air inlet 221 for being connected to indoor environment and being connected to return air chamber 101.
Since the lower fresh air of outdoor temperature is directly sent into indoor reduction room temperature in the prior art, interior can be reduced
Air quality influences the equipment operation in computer room.
The present invention provides above-mentioned solution, it is ensured that saves the energy consumption of air conditioner in computer room while air quality.
The embodiment of the present invention proposes a kind of air conditioner.Specifically, the air conditioner is to be equipped with electronics applied to communications equipment room etc.
The precision air conditioner device in the spaces such as equipment, precision instrument.
In embodiments of the present invention, as shown in Figure 1, the air conditioner includes indoor units 100, heat-exchange device 200, air-conditioning
Device control device and refrigerant circulation circuit (not shown).
Refrigerant circulation circuit (not shown) includes the compressor (not shown) connected by pipeline, evaporator 130, throttling dress
It sets, condenser.Indoor units 100 include indoor unit casing 110, evaporator 130, breeze fan 120 and compressor (not shown).
Indoor unit casing 110 is equipped with the first return air inlet 111 and the first air outlet 112 for being connected to indoor environment, the indoor unit
Return air chamber 101 and the accommodating cavity being connected to return air chamber 101 102, the evaporator 130 and the compression are formed in shell 110
Machine is (not shown) to be set in the accommodating cavity 102.
Here indoor environment is defined as space locating for indoor units 100.First return air inlet 111 and the first air outlet
112 are connected to indoor environment, and under air conditioner refrigeration mode, the breeze fan 120 of air conditioner can be opened, in indoor environment
Air can enter the return air chamber 101 of indoor unit casing 110 from the first return air inlet 111, then enter accommodating cavity from return air chamber 101
In 102.Compressor (not shown) in accommodating cavity 102 is when opening, refrigerant recycle stream in refrigerant circulation circuit (not shown)
It is dynamic, flow through evaporator 130 refrigerant can be opened with accommodating cavity 102 in air carry out heat exchange and make air themperature in accommodating cavity 102
It reduces, when temperature is reduced to less than or equal to the set temperature of air conditioner, compressor can not start, and meet the air of set temperature
It can also be transported to indoor environment from the first air outlet 112, to realize that air conditioner adjusts the temperature of the air in indoor environment.
Heat-exchange device 200 includes shell 201 and heat exchanging core 202, is formed with fresh air duct in the shell 201
210, return airway 220, the heat exchanging core 202 are set in the shell and are located at the fresh air duct 210 and described time
Between wind air duct 220, the fresh air duct 210 has fresh inlet 211 and fresh air outlet for being connected to outdoor environment
212, the return airway 220 is connected to the second return air inlet 221 for being connected to indoor environment and with the return air chamber 101
The second air outlet 222.
Here indoor environment is defined as other spaces other than space locating for indoor units 100.When outdoor environment temperature
Degree is lower than indoor environment temperature, and when air conditioner is run in cooling mode, and the lower air of temperature can be from outdoor environment
Fresh inlet 211 enters in fresh air duct 210, and the higher air of temperature can be entered from the second return air inlet 221 in indoor environment
In return airway 220, in fresh air duct 210 the lower air of temperature can in heat exchanging core 202 with 220 medium temperature of return airway
It spends higher air and carries out heat exchange.Air after heat exchange in fresh air duct 210 is discharged to outdoor environment from fresh air outlet 212
In, the air themperature after heat exchange in return airway 220, which reduces, to enter indoor units 100 by the second air outlet 222
In return air chamber 101, if the temperature of the air in return air chamber 101 is less than or equal to the set temperature of air conditioner at this time, it can be not required to
It opens compressor (not shown), air-flow is directly generated by the breeze fan 120 opened, the air in return air chamber 101 is made to flow through appearance
Chamber 102 is set to be transported in indoor environment from the first air outlet 112.
A kind of air conditioner that the embodiment of the present invention proposes, by increasing heat-exchange device 200, heat-exchange device 200 is returned
Wind air duct 220 is connected to by the second return air inlet 221 with indoor environment, and the first outlet air of return airway 220 and indoor units 100
Mouth 112 is connected to, and the inlet and outlet of fresh air duct 210 is connected to outdoor environment respectively, is lower than indoor environment in outdoor environment temperature
When temperature and air conditioner need refrigerating operaton to reduce room temperature, the higher air of room temperature enters return airway 220, outdoor temp
It spends lower air and enters fresh air duct 210, fresh air duct 210 and return airway 220 carry out heat exchange in heat exchange core body, newly
Air in wind air duct 210 can be such that the temperature of the air in return airway 220 reduces, and the cold air in return airway 220 enters
Return air chamber 101, if the temperature of return air chamber 101 reaches set temperature, the compressor of air conditioner is (not shown) without opening just at this time
The cold air that refrigeration demand met directly can be sent into interior, the air during this in fresh air duct 210 will not enter the room
And indoor air pressure and air quality are influenced, to save the energy consumption of air conditioner while guaranteeing air quality in computer room.
Specifically, the heat-exchange device 200 further includes that first partition 201a, second partition 201b, first pipe (are not schemed
Show) and second pipe (not shown), the heat exchanging core 202 be coated on the first pipe and the second pipe outer wall,
The first partition 201a connect respectively with the outer surface of the inner wall of the shell 201 and the heat exchanging core 202 to be formed every
From fresh air air-inlet cavity 210a and return air air-inlet cavity 220a, the fresh air air-inlet cavity 210a is connected to the fresh inlet 211, institute
It states return air air-inlet cavity 220a to be connected to second gas returning port 221, the second partition 201b is respectively and in the shell 201
Wall connects the fresh air air-out chamber 210b and return air air-out chamber 220b to form isolation, institute with the outer surface of the heat exchanging core 202
It states fresh air air-out chamber 210b to be connected to fresh air outlet 212, the return air air-out chamber 220b and second air outlet 222 connect
Logical, the first pipe connection fresh air air-inlet cavity 210a and fresh air air-out chamber 210b (not shown) forms the fresh air
Air duct 210, second pipe connection (not shown) the return air air-inlet cavity 220a and the return air air-out chamber 220b form institute
State return airway 220.Form fresh air duct 210 and return airway 220 by above structure, the air in fresh air duct 210 with
Air in return airway 220, in addition to the heat exchanging core 202 being wrapped by carry out heat exchange other than, can also be in first partition
Heat exchange occurs in 201a and second partition 201b, to improve the heat exchange efficiency of heat-exchange device entirety, to guarantee air in heat
It can sufficient heat exchange in switch.
The indoor units 100 further include the first wind deflector 1111 set on first return air inlet 111, the heat exchange
Device 200 further includes the third set on the second wind deflector 2111 of the fresh inlet 211 and set on second return air inlet 221
Wind deflector 2211.Wherein, the first wind deflector 1111 can be rotated or sliding etc. be set to the first return air inlet 111, the second wind deflector 2111
Can be rotated or sliding etc. be set to fresh inlet 211, third wind deflector 2211 can be rotated or sliding etc. be set to the second return air inlet 221.
In addition, fresh air outlet 212, the second air outlet 222 and/or the first air outlet 112 can also be provided with wind deflector according to actual needs.
By the way that above-mentioned each wind deflector is arranged, each wind deflector can be controlled according to demand for control and open or close corresponding air port, it is also adjustable
Outlet air or the intake volume in corresponding air port are saved, to guarantee that the leaving air temp of air conditioner, air-out volume can reach indoor environment
Demand.First wind deflector 1111, the second wind deflector 2111 and third wind deflector 2211 can corresponding first return air inlets 111, new
The aperture of wind inlet 211 and the second return air inlet 221, aperture is bigger, then intake is bigger, wherein when the first return air inlet 111, newly
When the aperture of wind inlet 211 and the second return air inlet 221 is respectively minimum aperture, the first wind deflector 1111 closes the first return air inlet
111, the second wind deflector 2111 closing fresh inlet 211, third wind deflector 2211 close the second return air inlet 221.
Further, the heat-exchange device 200 further includes the first blower 240 and the second blower 250, first blower
240 are located in the fresh air duct 210 and are arranged close to the fresh inlet 211, and second blower 250 is located at the return air
It is arranged in air duct 220 and close to the second return air inlet 221.Enter fresh air duct 210, it can be achieved that adjusting by the setting of above-mentioned blower
With the air quantity for entering return airway 220.The revolving speed of first blower 240 is bigger, and the air quantity into fresh air duct 210 is more, and second
The revolving speed of blower 250 is bigger, and the air quantity into return airway 220 is more.
In addition, air conditioner further includes several temperature sensors, a temperature sensor can be set to second outlet air
Mouth 222, to detect the leaving air temp of return airway 220；One temperature sensor can be set to return air chamber 101, to detect return air
101 temperature of chamber；One temperature sensor can be set to the outdoor environment being connected to fresh inlet 211, for detecting outdoor environment
Temperature；One temperature sensor can be set to and the first return air inlet 111 and the indoor environment being connected to the second return air inlet 221, use
In detection indoor environment temperature；Furthermore a sensor can also be set to the first air outlet 112, for detecting the outlet air of air conditioner
Temperature, etc..
Further, referring to Fig. 2, the control device of air conditioner includes: processor 3001, such as CPU, memory 3002.
Memory 3002 can be high speed RAM memory, be also possible to stable memory (non-volatile memory), such as
Magnetic disk storage.Memory 3002 optionally can also be the storage device independently of aforementioned processor 3001.
Processor 3001 respectively with memory 3002, compressor (not shown), the first wind deflector 1111, the second wind deflector
2111, third wind deflector 2211, the first blower 240, the second blower 250 and each temperature sensor etc. connect.Processor 3001 can
Control compressor (not shown), the first wind deflector 1111, the second wind deflector 2111, third wind deflector 2211, the first blower 240,
The operation of second blower 250 etc..Processor 3001 can also obtain its temperature detected from temperature sensor.
It will be understood by those skilled in the art that the restriction of apparatus structure shown in Figure 2 not structure twin installation, can wrap
It includes than illustrating more or fewer components, perhaps combines certain components or different component layouts.
As shown in Fig. 2, as may include air conditioner control program in a kind of memory 3002 of readable storage medium storing program for executing.
In device shown in Fig. 2, processor 3001 can be used for that the air conditioner stored in memory 3002 is called to control
Program, and execute the correlation step operation of following air-conditioner control method.
In addition, the embodiment of the present invention also proposes a kind of computer readable storage medium, the computer readable storage medium
On be stored with air conditioner control program, air conditioner control program realizes following air-conditioner control method when being executed by processor
Correlation step operation.
Referring to Fig. 3, one embodiment of the invention provides a kind of air-conditioner control method, based on it is above-mentioned include the first wind deflector
1111, the air conditioner of the second wind deflector 2111 and third wind deflector 2211, the air-conditioner control method include:
Step S10 obtains indoor environment temperature and outdoor environment temperature in cooling mode；
Air conditioner can enter refrigeration mode in the instruction for receiving user's transmission, can also be about to indoor environment temperature and machine certainly
Temperature needed for room is compared, and when environment temperature is more than or equal to temperature needed for computer room indoors, automatically controls air conditioner
Into refrigeration mode.
Here indoor environment temperature is the temperature for the indoor environment being connected to the first return air inlet 111 and the second return air inlet 221
Degree, specifically, can be acquired by being set to the temperature sensor of the first return air inlet 111 and/or the second return air inlet 221.Here
Outdoor environment temperature be the outdoor environment being connected to fresh inlet 211 temperature, specifically, can by be set to fresh inlet
211 temperature sensor is acquired.
Step S20, judges whether the outdoor environment temperature is less than the indoor environment temperature；
If so, thening follow the steps S30, S40 and S50；If it is not, thening follow the steps S60, S70.
Step S30, control the second wind deflector 2111 operation, to open fresh inlet 211, control third wind deflector 2211 is transported
Row, to open the second return air inlet 221；
Specifically, controllable second wind deflector 2111 deflection or sliding etc., to open fresh inlet 211 to certain aperture,
The air in outdoor environment is set to enter fresh air duct 210；The controllable deflection of third wind deflector 2211 or sliding etc., to open second
Return air inlet 221 makes the air in indoor environment enter return airway 220 to certain aperture.
Wherein, when fresh inlet 211 and the second return air inlet 221 are opened, the first wind deflector can be controlled according to actual needs
1111 deflection or sliding etc. are to open or close the first return air inlet 111.
In order to improve heat exchange efficiency, fresh air duct 210 and return airway 220 can be respectively equipped with the first blower 240 and second
On the one hand blower 250 can be acted on by the flow perturbation of blower and the air of indoor and outdoors is promoted to enter 210 He of fresh air duct
It exchanges heat in return airway 220, to guarantee the air output of air conditioner, on the other hand, Fan Regulation fresh air duct 210 can be passed through
With the intake of return airway 220, to adjust heat exchange efficiency.Therefore, when the heat-exchange device 200 further includes the first blower
240 and when the second blower 250, the operation of the second wind deflector 2111 of the control controls third wind-guiding to open fresh inlet 211
Plate 2211 is run, and includes: the step of the second return air inlet 221 to open
Step S31, control the second wind deflector 2111 operation, to open fresh inlet 211, control third wind deflector 2211 is transported
Row to open the second return air inlet 221, while controlling first blower 240 and second blower 250 starting.
Wherein, the revolving speed after the first blower 240 and the second blower 250 start can be configured according to actual demand.
Further, since the intake of fresh inlet 211 and the second return air inlet 221 is bigger, the first blower 240 and second
The operation of blower 250 and the second wind deflector 2111 of control and third wind deflector 2211 run consumed by electric energy it is just more, very
It can extremely can exceed that electric energy required when only refrigeration (not shown) using compressor.Therefore, the step S31 includes:
Step S311 controls second wind deflector 2111 and runs, presets so that the fresh inlet 211 is opened to first
Aperture controls the third wind deflector 2211 and runs, so that second return air inlet 221 is opened to the second default aperture, control
First wind deflector 1111 is run, so that first return air inlet 111, which is opened to third, presets aperture, while controlling described the
One blower 240 and second blower 250 are run according to corresponding preset rotation speed respectively.
First default aperture and the second default aperture may be configured as lesser aperture, the first blower 240 and the second blower 250
Corresponding preset rotation speed may be configured as lower revolving speed, to reduce the intake of heat-exchange device 200, to reduce hot friendship
The energy consumption of changing device 200, to reduce the whole energy consumption of air conditioner.Meanwhile in order to guarantee that the air-out volume of air conditioner can meet sky
The outlet air requirement of device is adjusted, control the first wind deflector 1111 operation, to open the first return air inlet 111, it is settable that third presets aperture
For biggish aperture.Wherein, the first default aperture and third are preset aperture and can be matched according to the air-out volume needed for air conditioner
Close setting.Specifically, the first default aperture may be configured as being less than (the corresponding maximum opening of 50%* fresh inlet 211), second is pre-
If aperture may be configured as being less than (the corresponding maximum opening of the second return air inlet of 50%* 221), third presets aperture and may be configured as being greater than
(the corresponding maximum opening of the first return air inlet of 50%* 111)；The corresponding preset rotation speed of first blower 240 may be configured as being less than
(the corresponding maximum (top) speed of the first blower of 50%* 240), the corresponding preset rotation speed of the second blower 250 may be configured as being less than (50%*
The corresponding maximum (top) speed of second blower 250).
Wherein, it is run according to maximum (top) speed in 240 revolving speed of the first blower and 250 revolving speed of the second blower, fresh inlet 211
It opens to maximum opening, and when the second return air inlet 221 opening to maximum opening, the air inlet of fresh air duct 210 and return airway 220
Amount can be identical and reaches maximum.Correspondingly, the first default aperture and the second default aperture may be configured as identical aperture, the first wind
Machine 240 and the corresponding preset rotation speed of the second blower 250 may be configured as it is identical, with realize air channel volume linkage adjust, from
And guarantee heat transfer effect.In addition, the first default aperture and the second default aperture can also be set as according to actual heat exchange demand
Different apertures.
Step S40 obtains the current temperature of the return air chamber 101 of indoor units 100
Specifically, the current temperature of return air chamber 101 can be acquired by obtaining the temperature sensor being set in return air chamber 101
Real time temperature obtain.
Step S50, judges whether the current temperature of return air chamber 101 is less than or equal to set temperature；
When the current temperature of return air chamber 101 is less than or equal to set temperature, step S51 is executed；It is current in return air chamber 101
Temperature be greater than set temperature when, execute step S52.
Here set temperature is specially the target leaving air temp of air conditioner, and the temperature according to needed for computer room is determined.
After fresh inlet 211 and the second return air inlet 221 are opened, the outdoor cold air in fresh air duct 210 is to the room in return airway 220
Interior air carries out heat exchange cooling, and the air of the return airway 220 after cooling enters return air chamber 101.Into the sky of return air chamber 101
Gas enters accommodating cavity 102, does not have in the first return air inlet 111 when the first return air inlet 111 is opened after being mixed with room air
When having opening, accommodating cavity 102 can be directly entered.Therefore, 101 temperature of return air chamber can be made comparisons with set temperature, is determined current
Whether the temperature of the air in return air chamber 101 meets the set temperature requirement of air conditioner.Whether the current temperature of return air chamber 101 is small
When set temperature, show that the air themperature in return air chamber 101 meets the requirement of the set temperature of air conditioner, can be performed
Air in return air chamber 101 is sent into indoor environment by step S51；When the current temperature of return air chamber 101 is greater than set temperature, table
Air themperature in bright return air chamber 101 is unsatisfactory for the requirement of the set temperature of air conditioner, at this point, not by the sky in return air chamber 101
Pneumatic transmission enters indoor environment, and further judges and control according to step S52, to guarantee that the leaving air temp of air conditioner can meet machine
Temperature requirement needed for room.
Step S51, control compressor (not shown) do not start；
Here compressor is (not shown) without opening, and the cold wind for meeting computer room refrigeration demand is directly sent into interior, thus
The energy consumption for reducing air conditioner, improves the Energy Efficiency Ratio of air conditioner.
The current aperture of step S52, the current aperture and second return air inlet 221 that judge the fresh inlet 211 is
It is no to reach maximum opening, judge first blower 240 current rotating speed and second blower 250 current rotating speed whether
Reach maximum (top) speed, judges whether the current aperture of first return air inlet 111 reaches minimum aperture；
When the current aperture of the fresh inlet 211 and the current aperture of second return air inlet 221 are not up to maximum and open
When spending, step S521 is executed；When the current rotating speed of first blower 240 and the current rotating speed of second blower 250 do not reach
When to maximum (top) speed, step S522 is executed；When the current aperture of first return air inlet 111 is not up to minimum aperture, execute
Step S523；When the current aperture of the fresh inlet 211 and the current aperture of second return air inlet 221 reach maximum and open
Degree, and, the current rotating speed of the current rotating speed of first blower 240 and second blower 250 reaches maximum (top) speed, and,
When the current aperture of first return air inlet 111 reaches minimum aperture, step S524 is executed.
Step S521 controls second wind deflector 2111 and the third wind deflector 2211 operation, described new to increase
The current aperture of wind inlet 211 and second return air inlet 221；
Step S522, controls first blower 240 and second blower 250 increases current rotating speed；
Step S523 controls first wind deflector 1111 and runs, to reduce currently opening for first return air inlet 111
Degree；
Step S524, the starting (not shown) of control compressor.
Wherein, after executing step S521, step S522 and/or step S523, S50 is returned to step.
Since the air that return airway 220 enters return air chamber 101 can be such that 101 temperature of return air chamber reduces, and the first return air inlet
111 air for entering return air chamber 101 can be such that the temperature of return air chamber 101 increases.Therefore, in fresh inlet 211 and the second return air inlet
When 221 current aperture is not up to its corresponding maximum opening, and/or, the first blower 240 and the second blower 250 it is current
When revolving speed is not up to its corresponding maximum (top) speed, showing that return airway 220 enters the temperature of the cold air of return air chamber 101 can be into
The reduction of one step or the amount of cold air can further increase, therefore, can be by executing step S521 and/or step S522, can
The operation for controlling the second wind deflector 2111 and third wind deflector 2211 respectively, by working as fresh inlet 211 and the second return air inlet 221
Preceding aperture increases by the first aperture and adjusts amplitude, and the current rotating speed of the first blower 240 and the second blower 250 is increased preset rotation speed
Value, to reduce by 101 temperature of return air chamber；And/or when the current aperture of the first return air inlet 111 is greater than minimum aperture, show from the
The amount that one return air inlet 111 enters the higher room air of temperature in return air chamber 101 can further reduce, therefore, can be by holding
Row step S523 controls the operation of the first wind deflector 1111, and the current aperture of the first return air inlet 111 is reduced the adjustment of the second aperture
Amplitude, to reduce the temperature of return air chamber 101.
After the temperature for reducing return air chamber 101 by executing step S521, step S522 and/or step S523, it can hold again
Row step S50, to judge whether the current temperature of return air chamber 101 reaches the requirement of set temperature.By the above-mentioned means, in return air
The current temperature of chamber 101 be greater than set temperature when, circulation execute step S52, step S521, step S522, step S523 and
S50, until just executing step S51 will meet in return air chamber 101 when the current temperature of return air chamber 101 is less than or equal to set temperature
The air of computer room temperature demand is discharged from the first air outlet 112, on the one hand can guarantee that the air of discharge meets the temperature need of computer room
It asks, on the other hand, by the intake of the increase heat-exchange device 200 of step S521 and step S522 gradually, to guarantee sky
Device leaving air temp is adjusted to avoid expending the electric energy being more than while meeting refrigeration demand, to improve the Energy Efficiency Ratio of air conditioner.
When the current aperture of fresh inlet 211 and the current aperture of the second return air inlet 221 reach maximum opening, and,
The current rotating speed of one blower 240 and the current rotating speed of the second blower 250 reach maximum (top) speed, and, the first return air inlet 111 is worked as
When preceding aperture reaches minimum aperture, shows that the temperature of current return air chamber 101 can not reduce again, heat-exchange device can not be passed through merely
200 adjustment effect makes the leaving air temp of air conditioner meet the refrigeration demand of computer room, can control compressor (not shown) to open at this time
Dynamic and control the first wind deflector 1111 operation, to open the first return air inlet 111, so that the air in return air chamber 101 can accommodate
After adjustment effect in chamber 102 by compressor (not shown) is further reduced to less than or equal to set temperature, then by opening
The breeze fan 120 opened is sent into indoor environment.
The air-conditioner control method proposed in the present embodiment, in cooling mode and outdoor environment temperature is lower than indoor ring
When the temperature of border, by opening the fresh inlet 211 and the second return air inlet 221 of heat-exchange device 200, colder sky in outdoor environment
Gas can enter in fresh air duct 210, and the higher air of room temperature enters return airway 220, the lower air of outdoor temperature into
Enter fresh air duct 210, fresh air duct 210 and return airway 220 carry out heat exchange in heat exchange core body, in fresh air duct 210
Air can be such that the temperature of the air in return airway 220 reduces, and the cold air in return airway 220 enters return air chamber 101, if returning
The temperature of wind chamber 101 reaches set temperature, and the compressor of air conditioner is (not shown) at this time makes without opening directly to meet
The cold air of cold demand is sent into interior, and to save the energy consumption of air conditioner, and the air during this in fresh air duct 210 will not
It enters the room and influences indoor air pressure and air quality, to save the energy of air conditioner while guaranteeing air quality in computer room
Consumption.
Wherein, as shown in figure 3, described judge the step of whether outdoor environment temperature is less than the indoor environment temperature
Later, further includes:
Step S60, control the first wind deflector 1111 operation control second wind deflector to open the first return air inlet 111
2111 operations control the third wind deflector 2211 and run, to close the second return air inlet 221 to close fresh inlet 211；
Step S70 controls compressor starting (not shown).
In the present embodiment, when outdoor environment temperature is greater than or equal to indoor environment temperature, heat-exchange device can not be passed through
200 pairs of indoor return airs are regulated and controled to reach set temperature, therefore, need to execute step S60, step S70, to guarantee that air conditioner is full
The refrigeration demand of sufficient indoor environment.
Further, as shown in figure 3, when the outdoor environment temperature is less than the indoor environment temperature, the control
The operation of second wind deflector 2111, to open fresh inlet 211, control third wind deflector 2211 is run, to open the second return air inlet
Before 221 the step of, further includes:
Step S00, judges whether the difference between the outdoor environment temperature and the indoor environment temperature is greater than or waits
In fiducial temperature；
If the difference is greater than or equal to the fiducial temperature, S30 is thened follow the steps；If the difference is less than described default
The temperature difference thens follow the steps S60.
Wherein, fiducial temperature here may be configured as 3 degrees Celsius.
In the present embodiment, heat exchange action is unobvious when due to outdoor environment temperature close to indoor environment temperature, and heat is handed over
Changing device 200 cannot effectively regulate and control indoor return air, therefore, can be by the way that above-mentioned fiducial temperature is arranged, to guarantee heat
The opening of switch 200 can effectively reduce indoor return air temperature；Further, since heat-exchange device 200 and compressor (are not schemed
Show) operation equally consume energy, when the outer temperature difference is smaller indoors using heat-exchange device 200 regulate and control indoor return air energy consumption may also
It is higher, therefore can determine the interior when energy consumption of compressor operation air conditioner (not shown) and heat-exchange device 200 consume energy identical
The critical temperature difference of outer temperature is as above-mentioned fiducial temperature, to improve the refrigerating efficiency of air conditioner while guaranteeing energy saving.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the system that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or system institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or system.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in one as described above
In storage medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that terminal device (it can be mobile phone,
Computer, server, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (14)
1. a kind of air conditioner, which is characterized in that the air conditioner includes:
Indoor units, the indoor units include indoor unit casing, evaporator and the compressor connecting with the evaporator, described
Indoor unit casing is equipped with the first return air inlet and the first air outlet for being connected to indoor environment, is formed in the indoor unit casing
The accommodating cavity for having return air chamber and being connected to return air chamber, the evaporator and the compressor are set in the accommodating cavity, and described the
One return air inlet is connected to the return air chamber, and first air outlet is connected to the accommodating cavity；
Heat-exchange device, the heat-exchange device include shell and heat exchanging core, be formed in the shell fresh air duct and
Return airway, the heat exchanging core are set in the shell and between the fresh air duct and the return airway, institute
Stating fresh air duct has a fresh inlet for being connected to outdoor environment and fresh air outlet, and the return airway, which has, to be used for and room
Second return air inlet of interior environmental communication and the second air outlet being connected to the return air chamber.
2. air conditioner as described in claim 1, which is characterized in that the indoor units further include being set to first return air inlet
The first wind deflector, the heat-exchange device further include set on the fresh inlet the second wind deflector and be set to described second time
The third wind deflector in air port.
3. air conditioner as claimed in claim 2, which is characterized in that the heat-exchange device further includes the first blower and the second wind
Machine, first blower are located in the fresh air duct and are arranged close to the fresh inlet, and second blower is located at described
It is arranged in return airway and close to the second return air inlet.
4. air conditioner as claimed any one in claims 1 to 3, which is characterized in that the heat-exchange device further includes first
Partition, second partition, first pipe and second pipe, the heat exchanging core are coated on the first pipe and second pipe
Pipeline outer wall, the first partition, which respectively connects to be formed with the outer surface of the inner wall of the shell and the heat exchanging core, is isolated
Fresh air air-inlet cavity and return air air-inlet cavity, the fresh air air-inlet cavity are connected to the fresh inlet, the return air air-inlet cavity with it is described
The connection of second gas returning port, the second partition connect shape with the outer surface of the inner wall of the shell and the heat exchanging core respectively
At the fresh air air-out chamber and return air air-out chamber of isolation, the fresh air air-out chamber and the fresh air outlet, the return air outlet air
Chamber is connected to second air outlet, the first pipe is connected to the fresh air air-inlet cavity and the fresh air air-out chamber formed it is described
Fresh air duct, the second pipe is connected to the return air air-inlet cavity and the return air air-out chamber forms the return airway.
5. a kind of air-conditioner control method, based on the air conditioner as described in any one of claim 2 to 4, which is characterized in that institute
State air-conditioner control method the following steps are included:
In cooling mode, indoor environment temperature and outdoor environment temperature are obtained；
Judge whether the outdoor environment temperature is less than the indoor environment temperature；
If so, control the second wind deflector operation, to open fresh inlet, control third wind deflector operation, to open second time
Air port；
Obtain the current temperature of indoor units return air chamber；
Judge whether the current temperature of return air chamber is less than or equal to set temperature；
When the current temperature of return air chamber is less than or equal to set temperature, control compressor does not start.
6. air-conditioner control method as claimed in claim 5, which is characterized in that when the heat-exchange device further includes the first wind
When machine and the second blower, the second wind deflector of control operation, to open fresh inlet, control third wind deflector operation, to beat
The step of opening the second return air inlet include:
The second wind deflector operation is controlled, to open the fresh inlet, the third wind deflector operation is controlled, to open
The second return air inlet is stated, while controlling first blower and second blower starting.
7. air-conditioner control method as claimed in claim 6, which is characterized in that control the second wind deflector operation,
To open the fresh inlet, third wind deflector operation is controlled, to open second return air inlet, while controlling described the
The step of one blower and second blower start include:
The second wind deflector operation is controlled, so that the fresh inlet is opened to the first default aperture, the third is controlled and leads
Aerofoil operation controls the first wind deflector operation, so that described so that second return air inlet is opened to the second default aperture
First return air inlet is opened to third and presets aperture, while controlling first blower and second blower respectively according to corresponding
Preset rotation speed operation.
8. air-conditioner control method as claimed in claim 7, which is characterized in that whether the temperature for judging that return air chamber is current
After the step of less than or equal to set temperature, further includes:
When the current temperature of the return air chamber is greater than set temperature, judge that the fresh inlet and the current of the second return air inlet are opened
Whether degree reaches maximum opening, and whether the current rotating speed of the current rotating speed and second blower that judge first blower is equal
Reach maximum (top) speed, judges whether the current aperture of first return air inlet reaches minimum aperture；
When the current aperture of the current aperture of the fresh inlet and second return air inlet is not up to maximum opening, institute is controlled
The second wind deflector and third wind deflector operation are stated, is opened with increasing the fresh inlet and the current of second return air inlet
Degree；
When the current rotating speed of the current rotating speed of first blower and second blower is not up to maximum (top) speed, described in control
First blower and second blower increase current rotating speed；
When the current aperture of first return air inlet is not up to minimum aperture, the first wind deflector operation is controlled, to reduce
The current aperture of first return air inlet；
It returns and the step of whether temperature for judging that return air chamber is current is less than or equal to set temperature is executed.
9. air-conditioner control method as claimed in claim 8, which is characterized in that described to judge the fresh inlet and second time
Whether the current aperture in air port reaches maximum opening, judges the current rotating speed of first blower and working as second blower
Whether preceding revolving speed reaches maximum (top) speed, judge the step of whether current aperture of first return air inlet reaches minimum aperture it
Afterwards, further includes:
When the current aperture of the fresh inlet and the current aperture of second return air inlet reach maximum opening, and, it is described
The current rotating speed of first blower and the current rotating speed of second blower reach maximum (top) speed, and, first air inlet
When current aperture reaches minimum aperture, the compressor start is controlled.
10. the air-conditioner control method as described in any one of claim 5 to 9, which is characterized in that the second wind-guiding of the control
Plate operation, to open fresh inlet, control third wind deflector operation, after the step of the second return air inlet of opening, further includes:
Obtain the leaving air temp of the second air outlet；
Judge whether the leaving air temp is greater than or equal to set temperature；
If so, control the second wind deflector operation controls the third opening the fresh inlet to maximum opening
Wind deflector controls the compressor start opening second return air inlet to maximum opening；
If it is not, the step of then executing the return air chamber current temperature for obtaining indoor units.
11. the air-conditioner control method as described in any one of claim 5 to 9, which is characterized in that the judgement outdoor
After the step of whether environment temperature is less than the indoor environment temperature, further includes:
If it is not, control the first wind deflector operation controls the second wind deflector operation, to open the first return air inlet to close
Fresh inlet is stated, the third wind deflector operation is controlled, to close second return air inlet；
Control the compressor start.
12. air-conditioner control method as claimed in claim 11, which is characterized in that the operation of the second wind deflector of the control, with
Open fresh inlet, control third wind deflector operation, before the step of the second return air inlet of opening, further includes:
When the outdoor environment temperature is less than the indoor environment temperature, the outdoor environment temperature and the indoor ring are judged
Whether the difference between the temperature of border is greater than or equal to fiducial temperature；
If the difference is greater than or equal to the fiducial temperature, the operation of the second wind deflector of the control is executed, to open fresh air
Import, control third wind deflector operation, with open the second return air inlet the step of；
If the difference is less than the fiducial temperature, the operation of the first wind deflector of the control is executed, to open the first return air inlet,
Second wind deflector operation is controlled, to close the fresh inlet, controls the third wind deflector operation, to close described the
The step of two return air inlets.
13. a kind of air conditioner controlling device, which is characterized in that the air conditioner controlling device includes: memory, processor and deposits
The air conditioner control program that can be run on the memory and on the processor is stored up, the air conditioner control program is by institute
State the step of realizing the air-conditioner control method as described in any one of claim 5 to 12 when processor executes.
14. a kind of readable storage medium storing program for executing, which is characterized in that be stored with air conditioner control program, institute on the readable storage medium storing program for executing
State the air-conditioner control method realized as described in any one of claim 5 to 12 when air conditioner control program is executed by processor
The step of.
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| CN111473488A (en) * | 2020-04-07 | 2020-07-31 | 广东美的制冷设备有限公司 | Air conditioner, air conditioner control method and device and readable storage medium |
| CN112747425A (en) * | 2019-10-31 | 2021-05-04 | 广东美的制冷设备有限公司 | Control method of air conditioner, air conditioner and storage medium |
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