CN106545964B - A kind of compressor electric heating control device, method and air-conditioning - Google Patents
A kind of compressor electric heating control device, method and air-conditioning Download PDFInfo
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- CN106545964B CN106545964B CN201610951348.8A CN201610951348A CN106545964B CN 106545964 B CN106545964 B CN 106545964B CN 201610951348 A CN201610951348 A CN 201610951348A CN 106545964 B CN106545964 B CN 106545964B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention provides a kind of compressor electric heating control device, method and air-conditioning.Wherein, device includes: a kind of compressor electric heating control device, it is characterized in that, including the first temperature determining unit, second temperature determination unit, third temperature determining unit and control signal sending unit, first temperature determining unit, for determining that the first temperature, first temperature include the saturation temperature of compressor air suction mouth；The second temperature determination unit, for determining that second temperature, the second temperature include outdoor environment temperature；The third temperature determining unit, for determining that third temperature, the third temperature include the tube temperature of indoor evaporator；The control signal sending unit, for beginning to warm up control signal according to the sending of first temperature, the second temperature and the third temperature, and/or terminate thermal control signals when air-conditioning is in off-mode.Scheme provided by the invention is able to solve compressor electric heating after air-conditioning is shut down and is chronically at the big problem of power consumption caused by open state, has saved the energy and has improved the service life of air-conditioning.
Description
Technical field
The present invention relates to electrical equipment control field more particularly to a kind of compressor electric heating control devices, method and air-conditioning.
Background technique
After compressor of air conditioner is shut down, need to guarantee that lubricating oil has certain degree of superheat, to avoid refrigerant migration to lubrication
In oil, lubricating oil is caused to be diluted；When avoiding compressor from being again started up simultaneously, lubricating oil rapid vaporization due to temperature is too low is led
Lubricating oil is caused to reduce.For this purpose, an electric heating is arranged in the prior art in compressor, when compressor start, the heat tape is lost
Electricity, the electric heating is charged when the compressor is shut down, starts to heat lubricating oil.Compressor electric heating is chronically at after air-conditioning is shut down
Open state, it is big there are power consumption the problems such as.
Summary of the invention
It is a primary object of the present invention to overcome the defect of the above-mentioned prior art more particularly to compressor electric heating control to fill
It sets, method and air-conditioning, to solve the presence consumption that compressor electric heating after air-conditioning is shut down in the prior art is chronically at open state
The problems such as electricity is big reduces energy consumption, and improves the service life of air-conditioning.
One aspect of the present invention provides a kind of compressor electric heating control device, it is characterised in that, including the first temperature is true
Order member, second temperature determination unit, third temperature determining unit and control signal sending unit, first temperature determine
Unit, for determining that the first temperature, first temperature include the saturation temperature Ts of compressor air suction mouth；The second temperature is true
Order member, for determining that second temperature, the second temperature include outdoor environment temperature T0；The third temperature determining unit,
For determining that third temperature, the third temperature include the tube temperature Te of indoor evaporator；The control signal sending unit, is used for
When air-conditioning is in off-mode, begun to warm up according to the sending of first temperature, the second temperature and the third temperature
Signal is controlled, and/or terminates thermal control signals.
Optionally, control letter is begun to warm up according to the sending of first temperature, the second temperature and the third temperature
It number include: when meeting first condition, sending begins to warm up control signal；Or when meeting second condition, sending starts to add
Thermal control signal；The first condition include first temperature be less than the second temperature subtract the first value or described first
Temperature is less than or equal to the third temperature and subtracts second value；The second condition includes that first temperature is more than or equal to described the
Two temperature subtract first value and first temperature and are less than or equal to the second temperature plus first value, and described the
One temperature is less than the third temperature.
Optionally, control letter is begun to warm up according to the sending of first temperature, the second temperature and the third temperature
It number include: within the first period, when being all satisfied the first condition, sending begins to warm up control signal；Or at second
In section, when being all satisfied the second condition, sending begins to warm up control signal.
Optionally, being issued according to first temperature, the second temperature and the third temperature terminates computer heating control letter
It number include: that the second temperature adds the first value and first temperature is greater than third temperature hair when first temperature is greater than
Terminate thermal control signals out.
Optionally, when including multiple indoor evaporators, the third temperature includes the multiple indoor evaporator tube temperature
In minimum value, maximum value, mean value or any value other than minimum value, maximum value.
Optionally, first temperature determining unit includes low pressure sensor or the first temperature sensor, wherein described low
Pressure sensor detects the pressure of compressor air suction mouth, and is converted to corresponding saturation temperature, and first temperature sensor is used for
Detect the saturation temperature of compressor air suction mouth；And/or second temperature determination unit includes second temperature sensor, for detecting
State outdoor environment temperature；And/or third temperature determining unit includes third temperature sensor, for detecting the indoor evaporator
Tube temperature.
Another aspect of the invention provides a kind of air-conditioning, including any of the above-described compressor electric heating control device.
Further aspect of the present invention provides a kind of compressor electric heating controlling method, including the first temperature determines step,
Two temperature determine that step, third temperature determine that step and control signal issue step, and first temperature determines step, is used for
Determine that the first temperature, first temperature include the saturation temperature Ts of compressor air suction mouth；The second temperature determines step, uses
In determining that second temperature, the second temperature include outdoor environment temperature T0；The third temperature determines step, for determining
Three temperature, the third temperature include the tube temperature Te of indoor evaporator；The control signal issues step, for being in when air-conditioning
When off-mode, control signal is begun to warm up according to the sending of first temperature, the second temperature and the third temperature,
And/or terminate thermal control signals.
Optionally, control letter is begun to warm up according to the sending of first temperature, the second temperature and the third temperature
It number include: when meeting first condition, sending begins to warm up control signal；Or when meeting second condition, sending starts to add
Thermal control signal；The first condition include first temperature be less than the second temperature subtract the first value or described first
Temperature is less than or equal to the third temperature and subtracts second value；The second condition includes that first temperature is more than or equal to described the
Two temperature subtract first value and first temperature and are less than or equal to the second temperature plus first value, and described the
One temperature is less than the third temperature.
Optionally, control letter is begun to warm up according to the sending of first temperature, the second temperature and the third temperature
It number include: within the first period, when being all satisfied the first condition, sending begins to warm up control signal；Or at second
In section, when being all satisfied the second condition, sending begins to warm up control signal.
Optionally, being issued according to first temperature, the second temperature and the third temperature terminates computer heating control letter
It number include: that second temperature adds the first value and the first temperature is greater than third temperature and issues terminates computer heating control letter when the first temperature is greater than
Number.
Optionally, when including multiple indoor evaporators, the third temperature includes the multiple indoor evaporator tube temperature
In minimum value, maximum value, mean value or any value other than minimum value, maximum value.
The solution of the present invention, solving compressor electric heating after air-conditioning is shut down, to be chronically at power consumption caused by open state big
Problem has saved the energy and has improved the service life of air-conditioning.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of an embodiment of compressor electric heating control device provided by the invention；
Fig. 2 is a kind of structural block diagram of an embodiment of compressor electric heating control device provided by the invention；
Fig. 3 is the structural schematic diagram of an embodiment of air-conditioning provided by the invention；
Fig. 4 is a kind of method schematic diagram of an embodiment of compressor electric heating controlling method provided by the invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
The embodiment of the invention, as shown in Figure 1.A kind of compressor electric heating control device 10, including the first temperature
Spend determination unit 101, second temperature determination unit 103, third temperature determining unit 105 and control signal sending unit 107.
First temperature determining unit, for determining that the first temperature includes: the saturation temperature Ts of compressor air suction mouth.
Second temperature determination unit, for determining that second temperature includes: outdoor environment temperature T0.
Third temperature determining unit, for determining that third temperature includes: the tube temperature Te of indoor evaporator.
Signal sending unit is controlled, is used for when air-conditioning is in off-mode, according to the first temperature, second temperature and third
Temperature sending begins to warm up control signal, and/or terminates thermal control signals.
When air-conditioning is in open state, the electric heating of compressor is without opening.When air-conditioning is in off-mode, according to
The saturation temperature of compressor air suction mouth, outdoor environment temperature, indoor evaporator the rising of tube temperature control compressor electric heater unit,
Stop.After control signal sending unit sending begins to warm up control signal, compressor electric motor thermal is begun to warm up, when control is believed
Number issue unit issues after terminating thermal control signals, and compressor electric motor thermal stops heating.
Optionally, when the first temperature, second temperature and third temperature meet first condition, sending begins to warm up control letter
Number.
First condition includes: that the first temperature is less than second temperature and subtracts the first value or the first temperature and is less than or equal to third temperature
Degree subtracts second value.That is:
Ts < T0-A；Or Ts≤Te-B.
Wherein A is the first value, and B is second value, A > 0, and the value of B > 0, A and B may be the same or different.
Optionally, when the first temperature, second temperature and third temperature meet second condition, sending begins to warm up control letter
Number.
Second condition subtracts the first value more than or equal to second temperature including the first temperature and first temperature is less than or equal to
The second temperature adds the first value, and first temperature is less than the third temperature.That is:
T0-A≤Ts≤T0+A, and Ts < Te.
Wherein A is the first value, A > 0.
Optionally, it when the first temperature, second temperature and third temperature are all satisfied first condition within the first period, issues
Begin to warm up control signal.
First condition includes: that the first temperature is less than second temperature and subtracts the first value or the first temperature and is less than or equal to third temperature
Degree subtracts second value.That is:
Ts < T0-A；Or Ts≤Te-B.
Wherein A is the first value, and B is second value, A > 0, and the value of B > 0, A and B may be the same or different.
Optionally, it when the first temperature, second temperature and third temperature are all satisfied second condition within the second period, issues
Begin to warm up control signal.
Second condition subtracts the first value more than or equal to second temperature including the first temperature and first temperature is less than or equal to
The second temperature adds the first value, and first temperature is less than or equal to the third temperature.That is:
T0-A≤Ts≤T0+A, and Ts < Te.
Wherein A is the first value, A > 0.
Wherein, the first time period and the second time period can be the same or different.
Optionally, when the first temperature is greater than, second temperature adds the first value and the first temperature is greater than the sending end of third temperature and adds
Thermal control signal.That is:
Ts > T0+A, and Ts > Te.
Optionally, when including multiple indoor evaporators, the third temperature is in the multiple indoor evaporator tube temperature
Minimum value, maximum value, mean value or any value other than minimum value, maximum value.Wherein, when selecting minimum value, Neng Goushi
Existing more accurate control.
Optionally, the first temperature determining unit includes low pressure sensor or the first temperature sensor.
Wherein, the pressure of low pressure sensor detection compressor air suction mouth, and be converted to corresponding saturation temperature.
Wherein, the first temperature sensor is used to detect the saturation temperature of compressor air suction mouth.
And/or second temperature determination unit includes second temperature sensor, for detecting the outdoor environment temperature.
And/or third temperature determining unit includes third temperature sensor, for detecting the tube temperature of the indoor evaporator.
Fig. 2 is a kind of structural block diagram of an embodiment of compressor electric heating control device provided by the invention.
The embodiment of the invention, in conjunction with the various aspects of invention other embodiments.In this embodiment, it presses
Contracting machine includes one and is used for electrically heated heat tape.It include a low pressure sensor (first sensor in the air entry of compressor
One kind), which is used to detect the pressure of compressor air suction mouth, and is converted to corresponding saturation temperature Ts.
Indoor temperature sensing package (one kind of 3rd sensor) is set by heat exchanger (evaporator) indoors, for detecting indoor steaming
Send out the tube temperature Te of device.
Environment temperature sensing package (one kind of second sensor) is set on outdoor heat exchanger, for detecting the outdoor environment temperature
Spend T0.
There is a throttling set between indoor heat exchanger and outdoor heat exchanger.
In the present embodiment, the first value A takes 5, second value B also to take 5, and the first period took 0.5 hour, and the second period also took
0.5 hour.
If the saturation temperature Ts of compressor air suction mouth continuous 0.5 hour (the first period) lower than 5 DEG C of outdoor environment temperature or
Less than or equal to indoor evaporator tube temperature subtract 5 DEG C (i.e. TS < TO-5 DEG C or TS≤Te-5 DEG C) when, open compressor electric heating and simultaneously hold
Continue to the saturation temperature that the saturation temperature of compressor air suction mouth is greater than 5 DEG C of outdoor environment temperature and compressor air suction mouth and is greater than interior
When evaporator tube temperature (i.e. TS > TO+5 DEG C and TS > Te), compressor electric heating is closed.
If the saturation temperature of compressor air suction mouth continuous 0.5 hour (the second period) positive and negative 5 DEG C between outdoor environment temperature
Between and compressor air suction mouth saturation temperature be less than indoor evaporator tube temperature (i.e. TO-5 DEG C≤TS≤TO+5 DEG C and T < Te)
When, it opens compressor electric heating and continues to the saturation temperature of compressor air suction mouth to be greater than 5 DEG C of outdoor environment temperature and compressor
When the saturation temperature of air entry is greater than indoor evaporator tube temperature (i.e. TS > TO+5 DEG C and TS > Te), compressor electric heating is closed.
Fig. 3 is the structural schematic diagram of an embodiment of air-conditioning provided by the invention.The embodiment of the invention, in conjunction with
The various aspects of invention other embodiments.A kind of air-conditioning 2 provided by the invention, including as each embodiment of the present invention provides
Compressor electric heating control device 20.
Fig. 4 is a kind of method schematic diagram of an embodiment of compressor electric heating controlling method provided by the invention.This hair
A bright specific embodiment, in conjunction with the various aspects of invention other embodiments.A kind of compressor electric heating controlling method, including
First temperature determines that step S310, second temperature determine that step S330, third temperature determine step S350 and control signal hair
Step S370 out.
First temperature determines step, for determining that the first temperature, the first temperature include the saturation temperature of compressor air suction mouth
Ts。
The second temperature determines step, for determining that second temperature, second temperature include outdoor environment temperature T0.
The third temperature determines step, for determining that third temperature, third temperature include the tube temperature Te of indoor evaporator.
It controls signal and issues step, be used for when air-conditioning is in off-mode, according to the first temperature, second temperature and third
Temperature sending begins to warm up control signal, and/or terminates thermal control signals.
When air-conditioning is in open state, the electric heating of compressor is without opening.When air-conditioning is in off-mode, according to
The saturation temperature of compressor air suction mouth, outdoor environment temperature, indoor evaporator the rising of tube temperature control compressor electric heater unit,
Stop.After control signal sending unit sending begins to warm up control signal, compressor electric motor thermal is begun to warm up, when control is believed
Number issue unit issues after terminating thermal control signals, and compressor electric motor thermal stops heating.
Optionally, when the first temperature, second temperature and third temperature meet first condition, sending begins to warm up control letter
Number.
First condition includes: that the first temperature is less than second temperature and subtracts the first value or the first temperature and is less than or equal to third temperature
Degree subtracts second value.That is:
Ts < T0-A；Or Ts≤Te-B.
Wherein A is the first value, and B is second value, A > 0, and the value of B > 0, A and B may be the same or different.
Optionally, when the first temperature, second temperature and third temperature meet second condition, sending begins to warm up control letter
Number.
Second condition subtracts the first value more than or equal to second temperature including the first temperature and first temperature is less than or equal to
The second temperature adds the first value, and first temperature is less than the third temperature.That is:
T0-A≤Ts≤T0+A, and Ts < Te.
Wherein A is the first value, A > 0.
Optionally, it when the first temperature, second temperature and third temperature are all satisfied first condition within the first period, issues
Begin to warm up control signal.
First condition includes: that the first temperature is less than second temperature and subtracts the first value or the first temperature and is less than or equal to third temperature
Degree subtracts second value.That is:
Ts < T0-A；Or Ts≤Te-B.
Wherein A is the first value, and B is second value, A > 0, and the value of B > 0, A and B may be the same or different.
Optionally, it when the first temperature, second temperature and third temperature are all satisfied second condition within the second period, issues
Begin to warm up control signal.
Second condition subtracts the first value more than or equal to second temperature including the first temperature and first temperature is less than or equal to
The second temperature adds the first value, and first temperature is less than the third temperature.That is:
T0-A≤Ts≤T0+A, and Ts < Te.
Wherein A is the first value, A > 0.
Wherein, the first time period and the second time period can be the same or different.
Optionally, when the first temperature is greater than, second temperature adds the first value and the first temperature is greater than the sending end of third temperature and adds
Thermal control signal.That is:
Ts > T0+A, and Ts > Te.
Optionally, when including multiple indoor evaporators, the third temperature is in the multiple indoor evaporator tube temperature
Minimum value, maximum value, mean value or any value other than minimum value, maximum value.Wherein, when selecting minimum value, Neng Goushi
Existing more accurate control.
The solution of the present invention is utilized as a result, and compressor electric heating is chronically at open state and leads after solving air-conditioning shutdown
The big problem of the power consumption of cause has saved the energy and has improved the service life of air-conditioning.
Function described herein can be implemented in hardware, the software executed by processor, firmware or any combination thereof.
If implemented in the software executed by processor, computer can be stored in using function as one or more instructions or codes
It is transmitted on readable media or via computer-readable media.Other examples and embodiment are wanted in the present invention and appended right
It asks in the scope and spirit of book.For example, due to the property of software, function described above can be used by processor,
Hardware, firmware, hardwired or the software implementation for appointing the combination of whichever to execute in these.In addition, each functional unit can integrate
In one processing unit, it is also possible to each unit to physically exist alone, can also be integrated in two or more units
In one unit.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, Ke Yiwei
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of unit or module
It connects, can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, and fill as control
The component set may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can for personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes: that USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic or disk etc. be various to can store program code
Medium.
The above description is only an embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should be included within scope of the presently claimed invention.
Claims (16)
1. a kind of compressor electric heating control device, it is characterised in that, including the determining list of the first temperature determining unit, second temperature
Member, third temperature determining unit and control signal sending unit,
First temperature determining unit, for determining that the first temperature, first temperature include the saturation of compressor air suction mouth
Temperature (Ts)；
The second temperature determination unit, for determining that second temperature, the second temperature include outdoor environment temperature (T0)；
The third temperature determining unit, for determining that third temperature, the third temperature include the tube temperature of indoor evaporator
(Te)；
The control signal sending unit is used for when air-conditioning is in off-mode, according to first temperature, second temperature
Degree and third temperature sending begin to warm up control signal, and/or terminate thermal control signals.
2. the apparatus according to claim 1, which is characterized in that according to first temperature, the second temperature and described
The sending of third temperature begins to warm up control signal
When meeting first condition, sending begins to warm up control signal；
Or when meeting second condition, sending begins to warm up control signal；
The first condition includes that first temperature is less than the second temperature and subtracts the first value or first temperature is small
Second value is subtracted in being equal to the third temperature；
The second condition include first temperature be more than or equal to the second temperature subtract first value and described first
Temperature is less than or equal to the second temperature and adds first value, and first temperature is less than the third temperature.
3. the apparatus of claim 2, which is characterized in that according to first temperature, the second temperature and described
The sending of third temperature begins to warm up control signal
Within the first period, when being all satisfied the first condition, sending begins to warm up control signal；
Or within the second period, when being all satisfied the second condition, sending begins to warm up control signal.
4. device according to claim 1 to 3, which is characterized in that according to first temperature, the second temperature
Issuing with the third temperature, which terminates thermal control signals, includes:
When first temperature is greater than, the second temperature adds the first value and first temperature is greater than third temperature sending
Terminate thermal control signals.
5. device according to claim 1 to 3, which is characterized in that when including multiple indoor evaporators, described the
Three temperature include minimum value in the multiple indoor evaporator tube temperature, maximum value, mean value or other than minimum value, maximum value
Any value.
6. device according to claim 4, which is characterized in that when including multiple indoor evaporators, the third temperature
Including minimum value, maximum value, mean value or any other than minimum value, maximum value in the multiple indoor evaporator tube temperature
Value.
7. -3,6 any device according to claim 1, which is characterized in that first temperature determining unit includes low pressure
Sensor or the first temperature sensor, wherein the pressure of low pressure sensor detection compressor air suction mouth, and be converted to correspondence
Saturation temperature, first temperature sensor is used to detect the saturation temperature of compressor air suction mouth；
And/or second temperature determination unit includes second temperature sensor, for detecting the outdoor environment temperature；
And/or third temperature determining unit includes third temperature sensor, for detecting the tube temperature of the indoor evaporator.
8. device according to claim 4, which is characterized in that first temperature determining unit include low pressure sensor or
First temperature sensor, wherein the pressure of low pressure sensor detection compressor air suction mouth, and be converted to corresponding saturation temperature
Degree, first temperature sensor are used to detect the saturation temperature of compressor air suction mouth；
And/or second temperature determination unit includes second temperature sensor, for detecting the outdoor environment temperature；
And/or third temperature determining unit includes third temperature sensor, for detecting the tube temperature of the indoor evaporator.
9. device according to claim 5, which is characterized in that first temperature determining unit include low pressure sensor or
First temperature sensor, wherein the pressure of low pressure sensor detection compressor air suction mouth, and be converted to corresponding saturation temperature
Degree, first temperature sensor are used to detect the saturation temperature of compressor air suction mouth；
And/or second temperature determination unit includes second temperature sensor, for detecting the outdoor environment temperature；
And/or third temperature determining unit includes third temperature sensor, for detecting the tube temperature of the indoor evaporator.
10. a kind of air-conditioning, which is characterized in that including any compressor electric heating control device of such as claim 1-9.
11. a kind of compressor electric heating controlling method, it is characterised in that, including the first temperature determine step, second temperature determine
Step, third temperature determine that step and control signal issue step,
First temperature determines step, for determining that the first temperature, first temperature include the saturation of compressor air suction mouth
Temperature (Ts)；
The second temperature determines step, for determining that second temperature, the second temperature include outdoor environment temperature (T0)；
The third temperature determines step, for determining that third temperature, the third temperature include the tube temperature of indoor evaporator
(Te)；
The control signal issues step, is used for when air-conditioning is in off-mode, according to first temperature, second temperature
Degree and third temperature sending begin to warm up control signal, and/or terminate thermal control signals.
12. according to the method for claim 11, which is characterized in that according to first temperature, the second temperature and institute
State third temperature sending begin to warm up control signal include:
When meeting first condition, sending begins to warm up control signal；
Or when meeting second condition, sending begins to warm up control signal；
The first condition includes that first temperature is less than the second temperature and subtracts the first value or first temperature is small
Second value is subtracted in being equal to the third temperature；
The second condition include first temperature be more than or equal to the second temperature subtract first value and described first
Temperature is less than or equal to the second temperature and adds first value, and first temperature is less than the third temperature.
13. according to the method for claim 12, which is characterized in that according to first temperature, the second temperature and institute
State third temperature sending begin to warm up control signal include:
Within the first period, when being all satisfied the first condition, sending begins to warm up control signal；
Or within the second period, when being all satisfied the second condition, sending begins to warm up control signal.
14. any method of 1-13 according to claim 1, which is characterized in that according to first temperature, second temperature
Degree and the third temperature issue end thermal control signals
When the first temperature is greater than, second temperature adds the first value and the first temperature is greater than third temperature and issues end thermal control signals.
15. any method of 1-13 according to claim 1, which is characterized in that described when including multiple indoor evaporators
Third temperature include minimum value in the multiple indoor evaporator tube temperature, maximum value, mean value or in addition to minimum value, maximum value it
Outer any value.
16. according to the method for claim 14, which is characterized in that when including multiple indoor evaporators, the third temperature
Degree includes minimum value, maximum value, mean value or appointing other than minimum value, maximum value in the multiple indoor evaporator tube temperature
One value.
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