CN106225171A - Blower control method when a kind of air-conditioning is shut down and air-conditioning - Google Patents
Blower control method when a kind of air-conditioning is shut down and air-conditioning Download PDFInfo
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- CN106225171A CN106225171A CN201610677096.4A CN201610677096A CN106225171A CN 106225171 A CN106225171 A CN 106225171A CN 201610677096 A CN201610677096 A CN 201610677096A CN 106225171 A CN106225171 A CN 106225171A
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Abstract
The present invention relates to air-conditioning technical field, particularly relate to blower control method when a kind of air-conditioning is shut down and air-conditioning.Blower control method when air-conditioning is shut down comprises the following steps: S1, when air-conditioner control system receives halt instruction, detects temperature and the outdoor environment temperature of the heat exchange coil of off-premises station respectively；S2, calculates the temperature of the heat exchanger coils of off-premises station and the absolute value of the difference of outdoor environment temperature；S3, if the absolute value of the difference of the temperature of the heat exchanger coils of off-premises station and outdoor environment temperature is not less than preset value, then the blower fan of off-premises station keeps operating；If the temperature of the heat exchanger coils of off-premises station is less than setting value with the absolute value of the difference of outdoor environment temperature, then the blower fan of off-premises station shuts down.Accurately control the time of blower fan continuous running, it is to avoid the blower fan long increase energy consumption duration of runs or the too short effect that can not the play balance system pressure duration of runs, save energy consumption, more intelligent.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly relate to blower control method when a kind of air-conditioning is shut down and air-conditioning.
Background technology
Conventional heat pump type air conditioning system is frequently accompanied by the closedown of compressor, blower fan during shutting down.Air-conditioning is opened
During heat-production functions, heat exchanger of air conditioner outdoor unit is in low temperature, and after system normally stops, coolant is easily accumulated in room
In external heat exchanger.When system is again started up, the coolant stockpiled can cause the resistance of air-breathing so that coolant in system starting process
Backflow difficulty with oil, causes the too low range beyond compressor of pressure of inspiration(Pi) in start-up course or causes compressor low
Pressure protection.When refrigerating function opened by air-conditioning, after system normally stops, as movie emperor, coolant is the most easily accumulated in indoor and changes
In hot device.
For solving big between refrigeration or system exists after heating stopping indoor heat exchanger and outdoor heat exchanger of air-conditioning
The hidden danger that pressure reduction causes, takes the time delay blower fan off-air time to solve more in prior art, but in prior art
Part air-conditioning be not provided with blower fan time delay, or a delay time is arbitrarily set, the delay time of setting is too short, is difficult to
Solution problem, the delay time of setting is long, and blower fan long time running can increase the energy consumption of air-conditioning.
Summary of the invention
(1) to solve the technical problem that
The technical problem to be solved in the present invention is to solve fan delay time when prior art hollow mediates machine to control inaccurate
True problem.
(2) technical scheme
In order to solve above-mentioned technical problem, the invention provides a kind of air-conditioning shut down time blower control method, including with
Lower step:
S1, when air-conditioner control system receives halt instruction, detect respectively the heat exchange coil of indoor set temperature and
Indoor environment temperature, and/or detect temperature and the outdoor environment temperature of the heat exchange coil of off-premises station respectively；
S2, calculates the temperature of the heat exchanger coils of indoor set and the absolute value of the difference of indoor environment temperature, and/or calculates
The temperature of the heat exchanger coils of off-premises station and the absolute value of the difference of outdoor environment temperature；
S3, if if the absolute value of the difference of the temperature of the heat exchanger coils of indoor set and indoor environment temperature and/or outdoor
The temperature of the heat exchanger coils of machine is not less than preset value, then indoor set and/or room with the absolute value of the difference of outdoor environment temperature
The blower fan of outer machine keeps operating；If the absolute value of the difference of the temperature of the heat exchanger coils of indoor set and indoor environment temperature and/
Or the absolute value of the difference of the temperature of the heat exchanger coils of off-premises station and outdoor environment temperature is less than setting value, then indoor set and/
Or the blower fan of off-premises station shuts down.
According to the present invention, described setting value is fixed numbers or dynamic value, and the computing formula of described dynamic value is:
In formula, a is setting value；TCThe heat exchange coil of indoor set or the heat exchange coil of off-premises station during for receiving halt instruction
Temperature；TEFor indoor environment temperature or outdoor environment temperature；Set is the control coefrficient set.
According to the present invention, described setting value is 2.
According to the present invention, described control coefrficient is 4.
Present invention also offers a kind of air-conditioning, change including outdoor fan, off-premises station heat exchange coil, indoor fan, indoor set
Hot coil, control unit, and for detecting the first temperature sensor of outdoor environment temperature, changing for detecting described off-premises station
Second temperature sensor of hot coil, and/or for detecting the three-temperature sensor of indoor environment temperature, described for detecting
4th temperature sensor of indoor set heat exchange coil；Described control unit and described first temperature sensor, the second temperature sensing
Device and described outdoor fan are connected, and/or with described three-temperature sensor, the 4th temperature sensor and described indoor
Blower fan is connected；Described control unit includes that signal receiving module and data processing module, described signal receiving module are used for
Receive the signal detected of described first temperature sensor and the second temperature sensor, and/or be used for receiving described 3rd temperature
Degree sensor and the signal detected of the 4th temperature sensor；Described data processing module is used for calculating described first temperature and passes
The absolute value of the difference of temperature value that sensor detects and the temperature value that the second temperature sensor detects, and/or be used for calculating
The absolute value of the difference of temperature value that described three-temperature sensor detects and the temperature value that the 4th temperature sensor detects,
The difference of the temperature value that the temperature value described first temperature sensor detected and the second temperature sensor detect absolute
The difference of temperature value that value and/or described three-temperature sensor detect and the temperature value that the 4th temperature sensor detects
Absolute value compares with setting value, and according to comparative result control described indoor fan and/or outdoor fan keep operating or
Shut down.
According to the present invention, described second temperature sensor and/or the 4th temperature sensor are thermistor temperature sensor.
(3) beneficial effect
The technique scheme of the present invention compared with prior art has the advantage that the air-conditioning that the embodiment of the present invention provides
Blower control method during shutdown both can be the control to indoor set blower fan can also be the control to off-premises station blower fan, according to
The temperature of heat exchange coil and the difference of ambient temperature control the blower fan of indoor set or the blower fan of off-premises station keeps operating or stops
Only operating.Identical with the operation principle of the blower control method of indoor set, when the temperature of heat exchanger coils to the blower fan of off-premises station
Time less with the absolute value of ambient temperature difference, in air conditioning system, reach a relative pressure balance.According to judging heat exchanger dish
Whether the temperature of pipe realizes accurately controlling after receiving halt instruction less than setting value with the absolute value of ambient temperature difference
The time of blower fan continuous running, it is to avoid the blower fan long increase energy consumption duration of runs or the too short balance that can not the play duration of runs are
The effect of system pressure, has saved energy consumption, more intelligent.
Accompanying drawing explanation
Fig. 1 is the control logic chart of the blower control method during air-conditioning shutdown of the embodiment of the present invention one offer；
Fig. 2 is the control logic chart of the blower control method during air-conditioning shutdown of the embodiment of the present invention two offer.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained on the premise of not making creative work, broadly falls into the scope of protection of the invention.
Blower control method when a kind of air-conditioning that the embodiment of the present invention provides is shut down, comprises the following steps:
S1, when air-conditioner control system receives halt instruction, detect respectively the heat exchange coil of indoor set temperature and
Indoor environment temperature, and/or detect temperature and the outdoor environment temperature of the heat exchange coil of off-premises station respectively；
S2, calculates the temperature of the heat exchanger coils of indoor set and the absolute value of the difference of indoor environment temperature, and/or calculates
The temperature of the heat exchanger coils of off-premises station and the absolute value of the difference of outdoor environment temperature；
S3, if if the absolute value of the difference of the temperature of the heat exchanger coils of indoor set and indoor environment temperature and/or outdoor
The temperature of the heat exchanger coils of machine is not less than preset value, then indoor set and/or room with the absolute value of the difference of outdoor environment temperature
The blower fan of outer machine keeps operating；If the absolute value of the difference of the temperature of the heat exchanger coils of indoor set and indoor environment temperature and/
Or the absolute value of the difference of the temperature of the heat exchanger coils of off-premises station and outdoor environment temperature is less than setting value, then indoor set and/
Or the blower fan of off-premises station shuts down.
The blower control method when air-conditioning that the embodiment of the present invention provides is shut down both can be the control to indoor set blower fan
Can also be the control to off-premises station blower fan, control the wind of indoor set according to the temperature of heat exchange coil and the difference of ambient temperature
The blower fan of machine or off-premises station keeps operating or shuts down.It will be understood by those skilled in the art that is when the blower fan to indoor set
When being controlled, it is judged that be the absolute value of difference of temperature and ambient temperature of heat exchange coil of indoor set, when to off-premises station
Blower fan when being controlled, it is judged that be the absolute value of temperature and the difference of ambient temperature of heat exchange coil of off-premises station.To room
The blower fan of outer machine is identical with the operation principle of the blower control method of indoor set, when temperature and the ambient temperature differences of heat exchanger coils
When the absolute value of value is less, reach a relative pressure balance in air conditioning system, such as, when heating, outdoor heat exchange coil pipe is in low
Temperature low pressure, blower fan continues to run with the temperature of the outer heat exchange coil of a period of time rear chamber and raises, and pressure also increases, so that system
Internal pressure reaches relative balance state.The least with the absolute value of ambient temperature difference according to the temperature judging heat exchanger coils
Realize accurately controlling after receiving halt instruction the time of blower fan continuous running in setting value, it is to avoid the blower fan mistake duration of runs
Long increase energy consumption or the too short effect that can not the play balance system pressure duration of runs, saved energy consumption, more intelligent.For
Ensure that the comfort level of user is experienced, it is preferable that taking to be controlled the blower fan of off-premises station, the blower fan of off-premises station selects user
After shutdown, user will not be caused any harmful effect by continuous running a period of time.
Further, the setting value in the present embodiment can be fixed numbers.Preferably, the setting value in the present embodiment is
2.I.e. when the temperature of heat exchange coil is less than 2 with the absolute difference of ambient temperature, system pressure reaches balance, stops blower fan
Operating.
Specifically, the setting value in the present embodiment can also be dynamic value, and the computing formula of dynamic value is:
In formula, a is setting value；TCThe heat exchange coil of indoor set or the heat exchange coil of off-premises station during for receiving halt instruction
Temperature；TEFor indoor environment temperature or outdoor environment temperature；Set is the control coefrficient set.Specifically, control coefrficient is permissible
Type and varying in size of air-conditioning number according to off-premises station carry out different settings.The setting value decimal digits calculated
Process can process to use in the way of round numbers.
Preferably, the control coefrficient in the present embodiment is 4.Such as when the receiving halt instruction temperature of off-premises station heat exchange coil
Degree is 50 DEG C, and outdoor environment temperature is 35 DEG C, then setting value is taken as 3, then need control off-premises station blower fan continuous running until
The operating of the blower fan of off-premises station is stopped when the temperature of off-premises station heat exchange coil is 38 DEG C.If off-premises station changes when receiving halt instruction
The temperature of hot coil is-7 DEG C, and outdoor environment temperature is-2 DEG C, then setting value is taken as 1, then need the blower fan controlling off-premises station to hold
Reforwarding turns until stopping the operating of the blower fan of off-premises station when the temperature of off-premises station heat exchange coil is-3 DEG C.It is set to move by setting value
State numerical value makes to control more accurately, to save energy consumption.
The embodiment of the present invention also provides for a kind of air-conditioning, including outdoor fan, off-premises station heat exchange coil, indoor fan, indoor
Machine heat exchange coil, control unit, and for detecting the first temperature sensor of outdoor environment temperature, changing for detecting off-premises station
Second temperature sensor of hot coil, and/or for detecting the three-temperature sensor of indoor environment temperature, in sensing chamber
4th temperature sensor of machine heat exchange coil；Control unit and the first temperature sensor, the second temperature sensor and outdoor wind
Machine is connected, and/or is connected with three-temperature sensor, the 4th temperature sensor and indoor fan；Control unit includes
Signal receiving module and data processing module, signal receiving module is for receiving the first temperature sensor and the second temperature sensing
The signal detected of device, and/or for receiving three-temperature sensor and the signal detected of the 4th temperature sensor；Number
The temperature value that the temperature value detected for calculating the first temperature sensor according to processing module and the second temperature sensor detect
The absolute value of difference, and/or for calculating temperature value and the 4th temperature sensor detection that three-temperature sensor detects
The absolute value of the difference of the temperature value arrived, the temperature value the first temperature sensor detected and the second temperature sensor detect
The absolute value of difference of temperature value and/or the temperature value that detects of three-temperature sensor and the 4th temperature sensor detect
The absolute value of difference of temperature value compare with setting value, and according to comparative result control room inner blower and/or outdoor wind
Machine keeps operating or shuts down.
Further, the second temperature sensor in the present embodiment and/or the 4th temperature sensor are thermistor temp
Sensor.
For clearly demonstrating technical scheme, give following multiple embodiment:
Embodiment one
The present embodiment provides the blower control method of indoor set when a kind of air-conditioning is shut down, as it is shown in figure 1, include with
Lower step:
S1, when air-conditioner control system receives halt instruction, detect respectively the heat exchange coil of indoor set temperature and
Indoor environment temperature；
S2, calculates the temperature of the heat exchanger coils of indoor set and the absolute value of the difference of indoor environment temperature；
S3, if the temperature of the heat exchanger coils of indoor set and the absolute value of the difference of indoor environment temperature are not less than default
Value, then the blower fan of indoor set keeps operating；If the temperature of the heat exchanger coils of indoor set is exhausted with the difference of indoor environment temperature
To value less than setting value, then the blower fan of indoor set and/or off-premises station shuts down.
The operation principle of the blower control method of the indoor set when air-conditioning that the embodiment of the present invention provides is shut down is for when indoor
When the temperature of the heat exchanger coils of machine is less with the absolute value of indoor environment temperature difference, in air conditioning system, reach a relative pressure
Dynamic balance, such as, when heating, indoor heat exchange coil is in High Temperature High Pressure, and blower fan continues to run with heat exchange coil in a period of time rear chamber
Temperature reduce, pressure also decreases, so that internal system pressure reaches relative balance state.According to judging heat exchanger dish
Whether the temperature of pipe realizes accurately controlling after receiving halt instruction less than setting value with the absolute value of ambient temperature difference
The time of the blower fan continuous running of indoor set, it is to avoid the blower fan long increase energy consumption duration of runs or the duration of runs too short can not rise
To the effect of balance system pressure, save energy consumption, more intelligent.
Further, the setting value in the present embodiment can be fixed numbers.Preferably, the setting value in the present embodiment is
2.I.e. when the temperature of heat exchange coil is less than 2 with the absolute difference of ambient temperature, system pressure reaches balance, stops blower fan
Operating.
Specifically, the setting value in the present embodiment can also be dynamic value, and the computing formula of dynamic value is:
In formula, a is setting value；TCThe temperature of the heat exchange coil of indoor set during for receiving halt instruction；TEFor indoor environment
Temperature；Set is the control coefrficient set.Specifically, control coefrficient can big according to the type of off-premises station and air-conditioning number
Little difference carries out different settings.The process of the setting value decimal digits calculated can be located in the way of using round numbers
Reason.Preferably, the control coefrficient in the present embodiment is 4.
The present embodiment additionally provides a kind of air-conditioning using above-mentioned control method, including outdoor fan, off-premises station heat exchange dish
Pipe, indoor fan, indoor set heat exchange coil, control unit, and for detect indoor environment temperature three-temperature sensor,
For detecting the 4th temperature sensor of indoor set heat exchange coil；Control unit and three-temperature sensor, the 4th temperature sensing
Device and indoor fan are connected；Control unit includes signal receiving module and data processing module, and signal receiving module is used
In receiving three-temperature sensor and the signal detected of the 4th temperature sensor；Data processing module is for calculating the 3rd temperature
The absolute value of the difference of the temperature value that the degree temperature value that detects of sensor and the 4th temperature sensor detect, by the 3rd temperature
The absolute value of the difference of temperature value that sensor detects and the temperature value that the 4th temperature sensor detects is carried out with setting value
Relatively, and according to comparative result control room inner blower keep operating or shut down.
Further, the 4th temperature sensor in the present embodiment is thermistor temperature sensor.
Embodiment two
The present embodiment provides the blower control method of off-premises station when a kind of air-conditioning is shut down, as in figure 2 it is shown, include with
Lower step:
S1, when air-conditioner control system receives halt instruction, detect respectively the heat exchange coil of off-premises station temperature and
Outdoor environment temperature；
S2, calculates the temperature of the heat exchanger coils of off-premises station and the absolute value of the difference of outdoor environment temperature；
S3, if the temperature of the heat exchanger coils of off-premises station and the absolute value of the difference of outdoor environment temperature are not less than default
Value, then the blower fan of off-premises station keeps operating；If the temperature of the heat exchanger coils of off-premises station is exhausted with the difference of outdoor environment temperature
To value less than setting value, then the blower fan of off-premises station and/or off-premises station shuts down.
The operation principle of the blower control method of the off-premises station when air-conditioning that the embodiment of the present invention provides is shut down is for when outdoor
When the temperature of the heat exchanger coils of machine is less with the absolute value of outdoor environment temperature difference, in air conditioning system, reach a relative pressure
Dynamic balance, such as when heating, outdoor heat exchange coil pipe is in High Temperature High Pressure, and blower fan continues to run with the outer heat exchange coil of a period of time rear chamber
Temperature reduce, pressure also decreases, so that internal system pressure reaches relative balance state.According to judging heat exchanger dish
Whether the temperature of pipe realizes accurately controlling after receiving halt instruction less than setting value with the absolute value of ambient temperature difference
The time of the blower fan continuous running of off-premises station, it is to avoid the blower fan long increase energy consumption duration of runs or the duration of runs too short can not rise
To the effect of balance system pressure, save energy consumption, more intelligent.
Further, the setting value in the present embodiment can be fixed numbers.Preferably, the setting value in the present embodiment is
2.I.e. when the temperature of heat exchange coil is less than 2 with the absolute difference of ambient temperature, system pressure reaches balance, stops blower fan
Operating.
Specifically, the setting value in the present embodiment can also be dynamic value, and the computing formula of dynamic value is:
In formula, a is setting value；TCThe temperature of the heat exchange coil of off-premises station during for receiving halt instruction；TEFor outdoor environment
Temperature；Set is the control coefrficient set.Specifically, control coefrficient can big according to the type of off-premises station and air-conditioning number
Little difference carries out different settings.The process of the setting value decimal digits calculated can be located in the way of using round numbers
Reason.Preferably, the control coefrficient in the present embodiment is 4.Such as when receiving halt instruction, the temperature of off-premises station heat exchange coil is
50 DEG C, outdoor environment temperature is 35 DEG C, then setting value is taken as 3, then need the blower fan continuous running controlling off-premises station until outdoor
The operating of the blower fan of off-premises station is stopped when the temperature of machine heat exchange coil is 38 DEG C.If off-premises station heat exchange dish when receiving halt instruction
The temperature of pipe is-7 DEG C, and outdoor environment temperature is-2 DEG C, then setting value is taken as 1, then need the blower fan controlling off-premises station persistently to transport
Turn until stopping the operating of the blower fan of off-premises station when the temperature of off-premises station heat exchange coil is-3 DEG C.Setting value is set to dynamic number
Value makes to control more accurately, to save energy consumption.
The present embodiment additionally provides a kind of air-conditioning using above-mentioned control method, including outdoor fan, off-premises station heat exchange dish
Pipe, indoor fan, indoor set heat exchange coil, control unit, and for detect outdoor environment temperature the first temperature sensor,
For detecting the second temperature sensor of off-premises station heat exchange coil；Control unit and the first temperature sensor, the second temperature sensing
Device and outdoor fan are connected；Control unit includes signal receiving module and data processing module, and signal receiving module is used
In the signal detected receiving the first temperature sensor and the second temperature sensor；Data processing module is for calculating the first temperature
The absolute value of the difference of the temperature value that the degree temperature value that detects of sensor and the second temperature sensor detect, by the first temperature
The absolute value of the difference of temperature value that sensor detects and the temperature value that the second temperature sensor detects is carried out with setting value
Relatively, and control outdoor fan according to comparative result keep operating or shut down.
Further, the 4th temperature sensor in the present embodiment is thermistor temperature sensor.
Embodiment three
In the present embodiment, air-conditioning includes outdoor fan, off-premises station heat exchange coil, indoor fan, indoor set heat exchange coil, control
Unit processed, and for detecting the first temperature sensor of outdoor environment temperature, for detecting described off-premises station heat exchange coil
Second temperature sensor, for detecting the three-temperature sensor of indoor environment temperature, for detecting described indoor set heat exchange dish
4th temperature sensor of pipe.First temperature sensor, the second temperature sensor, three-temperature sensor, the 4th temperature sensing
Heat exchange coil, indoor environment, outdoor heat exchange coil pipe and the temperature of outdoor environment in device sensing chamber respectively, it is achieved respectively to indoor wind
Machine and the control of outdoor fan, wherein, it is achieved identical with embodiment one to the control mode of indoor fan, it is achieved to outdoor fan
Control method identical with embodiment two, in order to save the length of description, do not repeat them here.
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit；Although
With reference to previous embodiment, the present invention is described in detail, it will be understood by those within the art that: it still may be used
So that the technical scheme described in foregoing embodiments to be modified, or wherein portion of techniques feature is carried out equivalent；
And these amendment or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (6)
1. a blower control method when air-conditioning is shut down, it is characterised in that comprise the following steps:
S1, when air-conditioner control system receives halt instruction, detects temperature and the indoor of the heat exchange coil of indoor set respectively
Ambient temperature, and/or detect temperature and the outdoor environment temperature of the heat exchange coil of off-premises station respectively；
S2, calculates the temperature of the heat exchanger coils of described indoor set and the absolute value of the difference of described indoor environment temperature, and/or
Calculate the temperature of the heat exchanger coils of described off-premises station and the absolute value of the difference of described outdoor environment temperature；
S3, if if the absolute value of the difference of the temperature of the heat exchanger coils of described indoor set and described indoor environment temperature and/or
The temperature of the heat exchanger coils of described off-premises station is not less than preset value, then institute with the absolute value of the difference of described outdoor environment temperature
The blower fan stating indoor set and/or described off-premises station keeps operating；If the temperature of the heat exchanger coils of described indoor set and described room
The temperature of the absolute value of the difference of interior ambient temperature and/or the heat exchanger coils of described off-premises station and described outdoor environment temperature
The absolute value of difference is less than setting value, and the blower fan of the most described indoor set and/or described off-premises station shuts down.
Blower control method when air-conditioning the most according to claim 1 is shut down, it is characterised in that: described setting value is fixing
Numerical value or dynamic value, the computing formula of described dynamic value is:
In formula, a is setting value；TCThe temperature of the heat exchange coil of the heat exchange coil of indoor set or off-premises station during for receiving halt instruction
Degree；TEFor indoor environment temperature or outdoor environment temperature；Set is the control coefrficient set.
Blower control method when air-conditioning the most according to claim 2 is shut down, it is characterised in that: described setting value is 2.
Blower control method when air-conditioning the most according to claim 2 is shut down, it is characterised in that: described control coefrficient is 4.
5. an air-conditioning, it is characterised in that: include outdoor fan, off-premises station heat exchange coil, indoor fan, indoor set heat exchange dish
Pipe, control unit, and
For detecting the first temperature sensor of outdoor environment temperature, for detecting the second temperature of described off-premises station heat exchange coil
Sensor, and/or for detecting the three-temperature sensor of indoor environment temperature, for detecting described indoor set heat exchange coil
4th temperature sensor；
Described control unit is connected with described first temperature sensor, the second temperature sensor and described outdoor fan, and/
Or be connected with described three-temperature sensor, the 4th temperature sensor and described indoor fan；
It is described that described control unit includes that signal receiving module and data processing module, described signal receiving module are used for receiving
First temperature sensor and the signal detected of the second temperature sensor, and/or be used for receiving described three-temperature sensor
The signal detected with the 4th temperature sensor；Described data processing module is used for calculating described first temperature sensor detection
To temperature value and the absolute value of the difference of temperature value that detects of the second temperature sensor, and/or be used for calculating the described 3rd
The absolute value of the difference of temperature value that temperature sensor detects and the temperature value that the 4th temperature sensor detects, by described
The absolute value of the difference of temperature value that one temperature sensor detects and the temperature value that the second temperature sensor detects and/or institute
State temperature value that three-temperature sensor detects and the temperature value that the 4th temperature sensor detects difference absolute value with
Setting value compares, and controls described indoor fan and/or outdoor fan holding operating according to comparative result or shut down.
Air-conditioning the most according to claim 5, it is characterised in that: described second temperature sensor and/or the 4th temperature sensing
Device is thermistor temperature sensor.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109654651A (en) * | 2018-11-13 | 2019-04-19 | 珠海格力电器股份有限公司 | A kind of control method, system and storage medium identifying space thermic load |
| CN110145837A (en) * | 2019-04-19 | 2019-08-20 | 青岛海尔空调器有限总公司 | Air conditioner and its control method |
| CN113203173A (en) * | 2021-05-21 | 2021-08-03 | 宁波奥克斯电气股份有限公司 | Shutdown differential pressure balance control method and device, air conditioner and computer readable storage medium |
| CN113606739A (en) * | 2021-08-20 | 2021-11-05 | 宁波奥克斯电气股份有限公司 | Control method and device for air conditioner shutdown differential pressure balance and multi-split air conditioner |
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