CN107314517A - Air conditioner and its efficiency computational methods - Google Patents
Air conditioner and its efficiency computational methods Download PDFInfo
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- CN107314517A CN107314517A CN201710776003.8A CN201710776003A CN107314517A CN 107314517 A CN107314517 A CN 107314517A CN 201710776003 A CN201710776003 A CN 201710776003A CN 107314517 A CN107314517 A CN 107314517A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
Abstract
The invention discloses a kind of air conditioner and its efficiency computational methods, the efficiency computational methods comprise the following steps：Obtain current working, the power of compressor and the air conditioner power consumption of air conditioner；Obtain the housing heat dissipation capacity Q of compressorloss；Obtain the temperature t of each test point1、t2、t4、t7、t8And t11；When the current working of air conditioner is cooling condition, the refrigerant enthalpy h of correspondence test point is generated according to relevant temperature1、h2, h4, h7, h8And h11；According to the power of compressor, the housing heat dissipation capacity Q of compressorloss, the corresponding refrigerant enthalpy h of each test point1、h2、h4、h7、h8And h11Generate the refrigerating capacity of air conditioner；The efficiency of the air conditioner is generated according to air conditioner power consumption and refrigerating capacity.The efficiency of air conditioner can be real-time and accurately detected, optimizes running status.
Description
Technical field
The present invention relates to electrical equipment manufacturing technology field, the efficiency computational methods and air conditioner of more particularly to a kind of air conditioner.
Background technology
With the increasingly attention to energy-conservation, whether air conditioner saves comfortably increasingly is paid close attention to by user.
Current air conditioner is difficult to maintain and preferably transported operationally due to that can not know the situation of change of efficiency
Row state, cooling or heating effect and energy-efficient performance are not ideal enough.
The content of the invention
It is contemplated that at least solving one of technical problem in above-mentioned technology to a certain extent.Therefore, the present invention is real
Apply example and propose a kind of efficiency computational methods of air conditioner, can real-time and accurately detect the efficiency of air conditioner.The present invention is implemented
Example also propose a kind of air conditioner, and, further aspect of the present invention embodiment also propose a kind of air conditioner efficiency computational methods and
Air conditioner.
In order to solve the above problems, the efficiency computational methods for the air conditioner that one aspect of the present invention embodiment is proposed, including：Obtain
Take the current working of air conditioner, the power of compressor and air conditioner power consumption；Obtain the housing heat dissipation capacity Q of compressorloss；Obtain
Take the gas returning port temperature t of gas returning port in compressor1, in the compressor exhaust outlet exhaust port temperatures t2, outdoor heat exchanger first
The outdoor heat exchanger first end temperature t at end4, indoor heat exchanger first end indoor heat exchanger first end temperature t7, compressor tonifying Qi
The tonifying Qi temperature t of entrance8The flash vessel outlet temperature t exported with flash vessel11；When the current working of the air conditioner is refrigeration work
During condition, according to the gas returning port temperature t of gas returning port in the compressor1Generate the refrigerant enthalpy h of gas returning port1, according to the compression
The exhaust port temperatures t of exhaust outlet in machine2Generate the enthalpy h of the refrigerant of exhaust outlet2, according to the outdoor heat exchanger first end
Outdoor heat exchanger first end temperature t4Generate the refrigerant enthalpy h of outdoor heat exchanger first end4, according to the indoor heat exchanger
The indoor heat exchanger first end temperature t of one end7Generate the refrigerant enthalpy h of indoor heat exchanger first end7, according to the compressor
The tonifying Qi temperature t of tonifying Qi entrance8Generation fills into the gaseous refrigerant enthalpy h of compressor8, and, exported according to the flash vessel
Flash vessel outlet temperature t11Generate the liquid refrigerant enthalpy h of flash vessel11；According to the power of the compressor, the compressor
Housing heat dissipation capacity Qloss, the gas returning port refrigerant enthalpy h1, exhaust outlet refrigerant enthalpy h2, outdoor heat exchanger
The refrigerant enthalpy h of one end4, indoor heat exchanger first end refrigerant enthalpy h7, fill into the gaseous refrigerant enthalpy h of compressor8
With the liquid refrigerant enthalpy h of flash vessel11Generate the refrigerating capacity of air conditioner；And, according to the air conditioner power consumption and institute
State the efficiency that refrigerating capacity generates the air conditioner.
The efficiency computational methods of air conditioner according to embodiments of the present invention, by the current working, the compression that obtain air conditioner
The power and air conditioner power consumption of machine and the housing heat dissipation capacity Q of compressorloss, and obtain gas returning port in compressor, exhaust
The temperature at mouth, outdoor heat exchanger first end and the end of indoor heat exchanger second, compressor tonifying Qi entrance and flash vessel outlet, and in sky
When adjusting device in cooling condition, the refrigerant of each above-mentioned temperature detecting point is generated according to the temperature of each above-mentioned temperature detecting point
Enthalpy, the housing heat dissipation capacity Q of power, compressor then in conjunction with compressorloss, each above-mentioned temperature detecting point refrigerant enthalpy
Value and air conditioner power consumption obtain the efficiency of air conditioner, thereby, it is possible to real-time and accurately detect the efficiency of air conditioner, so that
It is easy to optimize according to the real-time energy efficiency of air conditioner the running status of air conditioner, reaches energy-conservation and improve the purpose of refrigeration.
In some embodiments of the invention, according to the gas returning port temperature t of gas returning port in the compressor1Generate gas returning port
Refrigerant enthalpy h1Specifically include：Obtain the indoor heat exchanger middle portion temperature t in the middle part of indoor heat exchanger6；According to the gas returning port
Temperature t1With indoor heat exchanger middle portion temperature t6Generate suction superheat Δ t1；According to the indoor heat exchanger middle portion temperature t6It is raw
The enthalpy h of saturation refrigerant under into suction temperatureAir-breathing saturation；According to the suction superheat Δ t1With indoor heat exchanger middle portion temperature t6
Generate the modifying factor D of gas returning port refrigerant enthalpy1；According to the modifying factor D of the gas returning port refrigerant enthalpy1, the saturation
The enthalpy h of refrigerantAir-breathing saturationGenerate the refrigerant enthalpy h1。
In some embodiments of the invention, the enthalpy of saturation refrigerant under suction temperature is generated according to below equation
hAir-breathing saturation：Wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
In some embodiments of the invention, the modifying factor D of gas returning port refrigerant enthalpy is generated according to below equation1：Wherein, d1-d6For refrigeration
The corresponding overheated zone coefficient of agent.
In some embodiments of the invention, according to the indoor heat exchanger first end temperature of the indoor heat exchanger first end
t7Generate the refrigerant enthalpy h of indoor heat exchanger first end7Specifically include：According to the indoor heat exchanger first end temperature t7With
The indoor heat exchanger middle portion temperature t6Generate degree of superheat Δ t7；According to the degree of superheat Δ t7With indoor heat exchanger middle part
Temperature t6Generate the modifying factor D7 of indoor heat exchanger first end refrigerant enthalpy；Freezed according to the indoor heat exchanger first end
The modifying factor D7 of agent enthalpy and the saturation refrigerant enthalpy hAir-breathing saturationGenerate the refrigerant enthalpy h7。
In some embodiments of the invention, repairing for indoor heat exchanger first end refrigerant enthalpy is generated according to below equation
Positive divisor D7：Wherein, d1-d6
For the corresponding overheated zone coefficient of refrigerant.
In some embodiments of the invention, the exhaust port temperatures t according to exhaust outlet in the compressor2Generation institute
State the enthalpy h of the refrigerant of exhaust outlet2Specifically include：Obtain the outdoor heat exchanger middle portion temperature t in the middle part of outdoor heat exchanger3；According to
The outdoor heat exchanger middle portion temperature t3Generate the enthalpy h of saturation refrigerant under delivery temperatureIt is vented saturation；According in the compressor
The exhaust port temperatures t of exhaust outlet2With the outdoor heat exchanger middle portion temperature t3Generate discharge superheat Δ t2；According to the exhaust
Degree of superheat Δ t2With the outdoor heat exchanger middle portion temperature t3Generate the modifying factor D of exhaust outlet refrigerant enthalpy2；According to described
Modifying factor D2, under the delivery temperature saturation refrigerant enthalpy hIt is vented saturationGenerate the enthalpy h of the refrigerant of the exhaust outlet2。
In some embodiments of the invention, the modifying factor D of exhaust outlet refrigerant enthalpy is generated according to below equation2：Wherein, d1-d6For refrigerant
Corresponding overheated zone coefficient.
In some embodiments of the invention, the refrigerant enthalpy of the outdoor heat exchanger first end is generated according to below equation
Value h4：Wherein, c1-c4For the corresponding supercooling fauna number of refrigerant.
In some embodiments of the invention, the refrigerating capacity of air conditioner is generated according to below equation：
Wherein, QRefrigerating capacityFor the air conditioner system
Cold, PCompressorFor compressor horsepower.
Correspondence above-described embodiment, the present invention also proposes a kind of air conditioner.
The air conditioner of the embodiment of the present invention, including memory, processor and store on a memory and can be on a processor
The computer program of operation, during computing device computer program, can be achieved the air conditioner that the above embodiment of the present invention is proposed
Efficiency computational methods.
Air conditioner according to embodiments of the present invention, real-time and accurately can be detected to efficiency, consequently facilitating according to reality
Shi Nengxiao is optimized to running status, is reached energy-conservation and is improved the purpose of refrigeration.
Correspondence above-described embodiment, the present invention also proposes a kind of non-transitorycomputer readable storage medium.
The non-transitorycomputer readable storage medium of the embodiment of the present invention, is stored thereon with computer program, the calculating
When machine program is executed by processor, the efficiency computational methods for the air conditioner that the above embodiment of the present invention is proposed can be achieved.
Non-transitorycomputer readable storage medium according to embodiments of the present invention, by performing its computer journey stored
Sequence, can real-time and accurately detect the efficiency of air conditioner, consequently facilitating optimizing air conditioner according to the real-time energy efficiency of air conditioner
Running status, reaches energy-conservation and improves the purpose of refrigeration.
In order to solve the above problems, the efficiency computational methods for the air conditioner that further aspect of the present invention embodiment is proposed, including
Following steps：The housing for obtaining current working, the power of compressor and air conditioner power consumption and the compressor of air conditioner dissipates
Heat Qloss；Obtain the gas returning port temperature t of gas returning port in compressor1, in the compressor exhaust outlet exhaust port temperatures t2, room
The second end of indoor heat exchanger temperature t at the interior end of heat exchanger second5, indoor heat exchanger first end indoor heat exchanger first end temperature
t7, compressor tonifying Qi entrance tonifying Qi temperature t8The flash vessel outlet temperature t exported with flash vessel11；When working as the air conditioner
When preceding operating mode is heating condition, according to the gas returning port temperature t of gas returning port in the compressor1Generate the refrigerant enthalpy of gas returning port
h1, according to the exhaust port temperatures t of exhaust outlet in the compressor2Generate the enthalpy h of the refrigerant of exhaust outlet2, according to the interior
The second end of indoor heat exchanger temperature t at the end of heat exchanger second5Generate the refrigerant enthalpy h at the end of indoor heat exchanger second5, according to institute
State the indoor heat exchanger first end temperature t of indoor heat exchanger first end7Generate the refrigerant enthalpy h of indoor heat exchanger first end7,
According to the tonifying Qi temperature t of the compressor tonifying Qi entrance8Generation fills into the gaseous refrigerant enthalpy h of compressor8, and, according to sudden strain of a muscle
The flash vessel outlet temperature t of steaming device outlet11Generate the liquid refrigerant enthalpy h of flash vessel11；According to the power of the compressor,
The housing heat dissipation capacity Q of the compressorloss, the gas returning port refrigerant enthalpy h1, the exhaust outlet refrigerant enthalpy
h2, the end of indoor heat exchanger second refrigerant enthalpy h5, the indoor heat exchanger first end refrigerant enthalpy h7, it is described
Fill into the gaseous refrigerant enthalpy h of compressor8With the liquid refrigerant enthalpy h of the flash vessel11Generate the heating capacity of air conditioner；
And, the efficiency of the air conditioner is generated according to the air conditioner power consumption and the heating capacity.
The efficiency computational methods of air conditioner according to embodiments of the present invention, by the current working, the compression that obtain air conditioner
The power and air conditioner power consumption of machine, and obtain gas returning port in compressor, exhaust outlet, the end of indoor heat exchanger second and interior and change
Hot device first end, compressor tonifying Qi entrance, the temperature of flash vessel outlet, and when air conditioner is in heating condition according to above-mentioned each
The temperature of individual temperature detecting point generates the refrigerant enthalpy of each above-mentioned temperature detecting point, power, pressure then in conjunction with compressor
The housing heat dissipation capacity Q of contracting machineloss, each above-mentioned temperature detecting point refrigerant enthalpy and air conditioner power consumption obtain air conditioner
Efficiency, thereby, it is possible to real-time and accurately detect the efficiency of air conditioner, consequently facilitating according to the real-time energy efficiency of air conditioner optimize
The running status of air conditioner, reaches energy-conservation and improves the purpose of heating effect.
In some embodiments of the invention, the gas returning port temperature t according to gas returning port in the compressor1Generate back
The refrigerant enthalpy h of gas port1Specifically include：Obtain the outdoor heat exchanger middle portion temperature t in the middle part of outdoor heat exchanger3；According to described time
Gas port temperature t1With the outdoor heat exchanger middle portion temperature t3Generate suction superheat Δ t1；According to the suction superheat Δ t1
With the outdoor heat exchanger middle portion temperature t3Generate the modifying factor D of gas returning port refrigerant enthalpy1；According to the outdoor heat exchanger
Middle portion temperature t3Generate the enthalpy h of saturation refrigerant under suction temperatureAir-breathing saturation；According to the amendment of the gas returning port refrigerant enthalpy
Factor D1, under the suction temperature saturation refrigerant enthalpy hAir-breathing saturationGenerate the refrigerant enthalpy h of the gas returning port1。
In some embodiments of the invention, the enthalpy of saturation refrigerant under the suction temperature is generated according to below equation
hAir-breathing saturation：Wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
In some embodiments of the invention, the modifying factor of the gas returning port refrigerant enthalpy is generated according to below equation
D1：Wherein, d1-d6For refrigerant
Corresponding overheated zone coefficient.
In some embodiments of the invention, the exhaust port temperatures t according to exhaust outlet in the compressor2Generation row
The enthalpy h of the refrigerant of gas port2Specifically include：Obtain the indoor heat exchanger middle portion temperature t in the middle part of indoor heat exchanger6；According to described
Indoor heat exchanger middle portion temperature t in the middle part of indoor heat exchanger6With the exhaust port temperatures t of exhaust outlet in the compressor2Generation exhaust
Degree of superheat Δ t2；According to the discharge superheat Δ t2With the indoor heat exchanger middle portion temperature t6Generate exhaust outlet refrigerant enthalpy
The modifying factor D of value2；According to the indoor heat exchanger middle portion temperature t6Generate the enthalpy enthalpy of saturation refrigerant under delivery temperature
hIt is vented saturation；According to the modifying factor D of the exhaust outlet refrigerant enthalpy2, under the delivery temperature saturation refrigerant enthalpy
hIt is vented saturationGenerate the refrigerant enthalpy h of the exhaust outlet2。
In some embodiments of the invention, the modifying factor of the exhaust outlet refrigerant enthalpy is generated according to below equation
D2：Wherein, d1-d6For
The corresponding overheated zone coefficient of refrigerant.
In some embodiments of the invention, the indoor heat exchanger first end according to the indoor heat exchanger first end
Temperature t7Generate the refrigerant enthalpy h of indoor heat exchanger first end7Specifically include：According to the interior in the middle part of the indoor heat exchanger
Heat exchanger middle portion temperature t6With the indoor heat exchanger first end temperature t7Generate degree of superheat Δ t7；According to the degree of superheat Δ t7
With the indoor heat exchanger middle portion temperature t6Generate the modifying factor D of indoor heat exchanger first end refrigerant enthalpy7；According to described
The modifying factor D of indoor heat exchanger first end refrigerant enthalpy7, under the delivery temperature saturation refrigerant enthalpy hIt is vented saturationIt is raw
Into the refrigerant enthalpy h of the indoor heat exchanger first end7。
In some embodiments of the invention, the indoor heat exchanger first end refrigerant enthalpy is generated according to below equation
Modifying factor D7：
Wherein, d1-d6
For the corresponding overheated zone coefficient of refrigerant.
In some embodiments of the invention, the refrigerant enthalpy at the end of indoor heat exchanger second is calculated according to below equation
Value h5：Wherein, c1-c4For the corresponding supercooling fauna number of refrigerant.
In some embodiments of the invention, the heating capacity of the air conditioner is generated according to equation below：
Wherein, QHeating capacityFor the air conditioner
Heating capacity, PCompressorFor the power of compressor.
Correspondence above-described embodiment, the present invention also proposes another air conditioner.
The air conditioner of the embodiment of the present invention, including memory, processor and store on a memory and can be on a processor
The computer program of operation, during computing device computer program, can be achieved another sky that the above embodiment of the present invention is proposed
Adjust the efficiency computational methods of device.
Air conditioner according to embodiments of the present invention, can real-time and accurately detect to efficiency, be easy to according to real-time energy
Effect optimization running status, reaches energy-conservation and improves the purpose of heating effect.
Correspondence above-described embodiment, the present invention also proposes a kind of non-transitorycomputer readable storage medium.
The non-transitorycomputer readable storage medium of the embodiment of the present invention, is stored thereon with computer program, the calculating
When machine program is executed by processor, the efficiency computational methods for another air conditioner that the above embodiment of the present invention is proposed can be achieved.
Non-transitorycomputer readable storage medium according to embodiments of the present invention, by performing its computer journey stored
Sequence, can real-time and accurately detect the efficiency of air conditioner, consequently facilitating optimizing air conditioner according to the real-time energy efficiency of air conditioner
Running status, reaches energy-conservation and improves the purpose of heating effect.
Brief description of the drawings
Fig. 1 is the flow chart of the efficiency computational methods of air conditioner according to embodiments of the present invention；
Fig. 2 is the refrigerant-cycle systems schematic diagram of air-conditioning system according to embodiments of the present invention；
Fig. 3 is the flow chart of the efficiency computational methods of air conditioner according to embodiments of the present invention.
Reference：
Compressor 100, four-way valve 200, outdoor heat exchanger 300, choke valve 400 and choke valve 600, flash vessel 700 and room
Interior heat exchanger 500.
Gas returning port temperature sensor 1, exhaust port temperatures sensor 2, outdoor heat exchanger first end TEMP in compressor
Device 4, the second end of indoor heat exchanger temperature sensor 5, indoor heat exchanger middle portion temperature sensor 6, indoor heat exchanger first end temperature
Spend sensor 7, tonifying Qi inlet temperature sensor 8, flash vessel outlet temperature sensor 11, outdoor temperature sensor 9.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
The air conditioner and its efficiency computational methods of the embodiment of the present invention described below in conjunction with the accompanying drawings.
Fig. 1 is the flow chart of the efficiency computational methods of the air conditioner according to the embodiment of the present invention.
As shown in figure 1, the efficiency computational methods of the air conditioner of the embodiment of the present invention, comprise the following steps：
S1, obtains the housing of current working, the power of compressor and air conditioner power consumption and the compressor of air conditioner
Heat dissipation capacity Qloss。
The air conditioner of the embodiment of the present invention can be twin-stage steam compressing air conditioner device, as shown in Fig. 2 the embodiment of the present invention
Air conditioner may include compressor 100, four-way valve 200, outdoor heat exchanger 300, restricting element such as choke valve 400 and choke valve
600th, flash vessel 700 and indoor heat exchanger 500.
In an embodiment of the present invention, current working, the pressure of air conditioner can be monitored in real time by the electric-control system of air conditioner
The power P of contracting machinecomWith air conditioner power consumption PPower consumption.For example, shown in Fig. 2, can by set power detection device M with
Detect the power of compressor.
In one embodiment of the invention, the housing heat dissipation capacity Q of compressor can be calculated by convection current, radiation formulaloss,
The housing heat dissipation capacity Q of compressor can be specifically generated according to below equationloss：
Qloss=5.67 × 10-8×ACompressor((t2+273.15)4-(t9+273.15)4+(9.4+0.052×(t2-t9))×
ACompressor×(t2-t9),
Wherein, ACompressorFor the surface area of compressor housing, it can wait acquisition by looking into pressure contracting type number；t9Changed for outdoor
Temperature at hot device fin, i.e. outdoor environment temperature, as shown in Fig. 2 can be by the outdoor that is disposed in the outdoor at heat exchanger fin
The detection of temperature sensor 9 is obtained, t2For the exhaust port temperatures of exhaust outlet in compressor.
S2, obtains the gas returning port temperature t of gas returning port in compressor1, in compressor exhaust outlet exhaust port temperatures t2, it is outdoor
The outdoor heat exchanger first end temperature t of heat exchanger first end4, indoor heat exchanger first end indoor heat exchanger first end temperature t7、
The tonifying Qi temperature t of compressor tonifying Qi entrance8The flash vessel outlet temperature t exported with flash vessel11。
In one embodiment of the invention, can be by setting temperature sensor to detect respectively in corresponding temperature test point
The temperature of the temperature detecting point.Specifically, as shown in Fig. 2 can be by setting gas returning port temperature to pass at gas returning port within the compressor
Sensor 1 is to detect gas returning port temperature t1, within the compressor exhaust ports set exhaust port temperatures sensor 2 to detect exhaust outlet temperature
Spend t2, at outdoor heat exchanger first end set outdoor heat exchanger first end temperature sensor 4 to detect outdoor heat exchanger first
Hold temperature t4And at heat exchanger first end set indoor heat exchanger first end temperature sensor 7 to detect indoor heat exchange indoors
Device first end temperature t7, in compressor tonifying Qi porch set tonifying Qi inlet temperature sensor 8 to detect compressor tonifying Qi entrance
Tonifying Qi temperature t8, and, flash vessel outlet temperature sensor 11 is set in the exit of flash vessel to detect that flash vessel is exported
Flash vessel outlet temperature t11。
Wherein, each temperature sensor is effectively contacted with the refrigerant tube wall of corresponding temperature test point, and to refrigerant
Tube wall, especially sets the position of temperature sensor to take Insulation.For example, temperature sensor can be close to copper pipe setting,
And sealing is wound to copper pipe by being incubated adhesive tape.Thereby, it is possible to improve the reliability and accuracy of temperature detection.
S3, when the current working of air conditioner is cooling condition, according to the gas returning port temperature t of gas returning port in compressor1It is raw
Into the refrigerant enthalpy h of gas returning port1, according to the exhaust port temperatures t of exhaust outlet in compressor2Generate the enthalpy of the refrigerant of exhaust outlet
Value h2, according to the outdoor heat exchanger first end temperature t of outdoor heat exchanger first end4Generate the refrigerant of outdoor heat exchanger first end
Enthalpy h4, according to the indoor heat exchanger first end temperature t of indoor heat exchanger first end7Generate the refrigeration of indoor heat exchanger first end
Agent enthalpy h7, according to the tonifying Qi temperature t of compressor tonifying Qi entrance8Generation fills into the gaseous refrigerant enthalpy h of compressor8, and,
The flash vessel outlet temperature t exported according to flash vessel11Generate the liquid refrigerant enthalpy h of flash vessel11。
Herein it should be noted that when the current working of air conditioner is cooling condition, outdoor heat exchanger makees condenser, room
External heat exchanger first end is condensator outlet, and indoor heat exchanger makees evaporator, and indoor heat exchanger first end is evaporator outlet, room
For in the middle part of evaporator, the end of indoor heat exchanger second is evaporator inlet in the middle part of interior heat exchanger.
Because the state of the refrigerant of different temperatures test point is different, therefore the enthalpy of the refrigerant of different temperatures test point
It is different.In one embodiment of the invention, rule of thumb the enthalpy for obtaining refrigerant can be calculated by formula.
Illustrate that rule of thumb formula obtains the refrigerant enthalpy h of gas returning port separately below1, exhaust outlet refrigerant enthalpy h2、
The refrigerant enthalpy h of outdoor heat exchanger first end4, indoor heat exchanger first end refrigerant enthalpy h7, fill into the gaseous state of compressor
Refrigerant enthalpy h8With the liquid refrigerant enthalpy h of flash vessel11Detailed process.
For the refrigerant enthalpy h of gas returning port in compressor1, when the current working of air conditioner is cooling condition, compression
The refrigerant superheat of the gas returning port of machine, can combine the refrigerant enthalpy h that suction superheat calculates gas returning port1。
Specifically, the indoor heat exchanger middle portion temperature t in the middle part of indoor heat exchanger can be obtained6, such as can be indoors in Fig. 2
Indoor heat exchanger middle portion temperature sensor is set to detect indoor heat exchanger middle portion temperature t in the middle part of heat exchanger6, according to gas returning port temperature
Spend t1With indoor heat exchanger middle portion temperature t6Generate suction superheat Δ t1, and according to suction superheat Δ t1And indoor heat exchanger
Middle portion temperature t6Generate the modifying factor D of gas returning port refrigerant enthalpy1, and according to indoor heat exchanger middle portion temperature t6Generation is inhaled
The enthalpy h of saturation refrigerant at a temperature of gasAir-breathing saturation.Wherein, suction superheat Δ t1For gas returning port temperature t1In indoor heat exchanger
Portion temperature t6Difference, i.e. Δ t1=t1-t6。
In one embodiment of the invention, the modifying factor D of gas returning port refrigerant enthalpy1It can be given birth to by below equation
Into：Wherein, d1-d6For
The corresponding overheated zone coefficient of refrigerant, can be preset as the case may be.
In one embodiment of the invention, the enthalpy of saturation refrigerant under suction temperature can be obtained by below equation
hAir-breathing saturation：Wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
In the modifying factor D of generation gas returning port refrigerant enthalpy1, saturation refrigerant enthalpy hAir-breathing saturationAfterwards, can further root
According to the modifying factor D of gas returning port refrigerant enthalpy1, saturation refrigerant enthalpy hAir-breathing saturationGenerate refrigerant enthalpy h1, h1=D1·
hAir-breathing saturation+d7, wherein, d7For the corresponding overheated zone coefficient of refrigerant.
Similarly, for the refrigerant enthalpy h of indoor heat exchanger first end7, when the current working of air conditioner is refrigeration work
During condition, the refrigerant superheat of indoor heat exchanger first end, the degree of superheat that can combine the position refrigerant calculates indoor heat exchanger the
The refrigerant enthalpy h of one end7。
Specifically, can be according to indoor heat exchanger first end temperature t7With indoor heat exchanger middle portion temperature t6Generate degree of superheat Δ
t7, wherein, Δ t7=t7-t6, and according to degree of superheat Δ t7With indoor heat exchanger middle portion temperature t6Generate indoor heat exchanger first end
The modifying factor D of refrigerant enthalpy7, and the indoor heat exchanger first end refrigerant enthalpy according to generation modifying factor D7With
The enthalpy h of saturation refrigerantAir-breathing saturationGenerate refrigerant enthalpy h7。
Wherein, in some embodiments of the invention, modifying factor D can be obtained by below equation7：
And then can be with counting chamber
The refrigerant enthalpy h of interior heat exchanger first end7：h7=D7·hAir-breathing saturation+d7, wherein, d1-d7For the corresponding overheat fauna of refrigerant
Number.
For the refrigerant enthalpy h of exhaust outlet in compressor2, when the current working of air conditioner is cooling condition, compression
The refrigerant superheat of the exhaust outlet of machine, can combine the refrigerant enthalpy h that discharge superheat calculates exhaust outlet2。
Specifically, the outdoor heat exchanger middle portion temperature t in the middle part of outdoor heat exchanger is obtained3, for example, as shown in Fig. 2 can pass through
Outdoor heat exchanger middle portion temperature sensor is set to detect outdoor heat exchanger middle portion temperature t in the middle part of outdoor heat exchanger3。
Then, can be according to the exhaust port temperatures t of exhaust outlet in compressor2With outdoor heat exchanger middle portion temperature t3Generation exhaust
Degree of superheat Δ t2, and according to discharge superheat Δ t2With outdoor heat exchanger middle portion temperature t3Generate repairing for exhaust outlet refrigerant enthalpy
Positive divisor D2, and according to outdoor heat exchanger middle portion temperature t3Generate the enthalpy h of saturation refrigerant under delivery temperatureIt is vented saturation.Wherein,
Discharge superheat Δ t2For the exhaust port temperatures t of exhaust outlet in compressor2With outdoor heat exchanger middle portion temperature t3Difference, i.e. Δ t2
=t2-t3。
In one embodiment of the invention, the modifying factor D of exhaust outlet refrigerant enthalpy is generated by below equation2：Wherein, d1-d6For refrigerant
Corresponding overheated zone coefficient.In one embodiment of the invention, under delivery temperature saturation refrigerant enthalpy hIt is vented saturation=a1+
a2t3+a3t2 3+a4t3 3+a5, wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
In the modifying factor D of generation exhaust outlet refrigerant enthalpy2, under delivery temperature saturation refrigerant enthalpy hIt is vented saturationAfterwards,
Can be further according to the modifying factor D of exhaust outlet refrigerant enthalpy2, under delivery temperature saturation refrigerant enthalpy hIt is vented saturationGeneration
The refrigerant enthalpy h of exhaust outlet2, h2=D2·hIt is vented saturation+d7, wherein, d7For the corresponding overheated zone coefficient of refrigerant.
For the refrigerant enthalpy h of outdoor heat exchanger first end4, when the current working of air conditioner is cooling condition, room
The refrigerant supercooling of external heat exchanger first end, can directly calculate the refrigerant enthalpy h of outdoor heat exchanger first end4：Wherein, c1-c4For the corresponding supercooling fauna number of refrigerant.
Table 1
The species of the corresponding saturation region coefficient of above-mentioned refrigerant, overheated zone coefficient and supercooling fauna number and refrigerant has
Close, as respectively illustrated R410A refrigerants and saturation region coefficient, overheated zone coefficient and mistake corresponding to R32 refrigerants in upper table 1
Cold-zone coefficient.
Thus, each coefficient value can be obtained according to the species of refrigerant and the corresponding relation of such as table 1, to calculate the inspection of each temperature
The refrigerant enthalpy of measuring point.
In some embodiments of the invention, the gaseous refrigerant enthalpy for filling into compressor can be calculated by below equation
h8：Wherein, a1、a2、a3、a4And a5The respectively corresponding saturation region coefficient of refrigerant.
In some embodiments of the invention, the liquid refrigerant enthalpy h of flash vessel can be calculated by below equation11：Wherein, c1、c2、c3And c4Respectively refrigerant is corresponding is subcooled fauna number.
In other embodiments of the invention, the result of calculation of software can be also directly invoked, or is obtained by other approach
The refrigerant enthalpy of each temperature detecting point.For example, can also be according to sky when the current working of air conditioner is cooling condition
Adjust low pressure, the gas returning port temperature t in device1, indoor heat exchanger first end temperature t7Respectively obtain the refrigerant enthalpy of gas returning port
h1With the refrigerant enthalpy h of indoor heat exchanger first end7, and can be in air conditioner high-pressure, exhaust port temperatures t2, room
External heat exchanger first end temperature t4Respectively obtain the refrigerant enthalpy h of exhaust outlet2With the refrigerant enthalpy of outdoor heat exchanger first end
h4, and saturated gas enthalpy h under the state can be obtained according to tonifying Qi temperature or pressure8And saturated liquid enthalpy h11。
S4, according to the power of compressor, the housing heat dissipation capacity Q of compressorloss, gas returning port refrigerant enthalpy h1, exhaust outlet
Refrigerant enthalpy h2, outdoor heat exchanger first end refrigerant enthalpy h4, indoor heat exchanger first end refrigerant enthalpy
h7, fill into the gaseous refrigerant enthalpy h of compressor8With the liquid refrigerant enthalpy h of flash vessel11Generate the refrigerating capacity of air conditioner.
In some embodiments of the invention, the refrigerating capacity of air conditioner is generated according to below equation：
Wherein, QRefrigerating capacityFor the air conditioner system
Cold, PCompressorFor compressor horsepower.
S5, the efficiency of the air conditioner is generated according to air conditioner power consumption and the refrigerating capacity.
Because the current working of air conditioner is cooling condition, thus it can be generated according to air conditioner power consumption and refrigerating capacity empty
The refrigeration efficiency of device is adjusted, specifically, the refrigeration efficiency of air conditioner is the ratio between refrigerating capacity and power consumption of air conditioner, i.e. EER=
QRefrigerating capacity/PPower consumption。
, can also be according to the operation shape of the refrigeration efficiency of air conditioner to current air conditioner after the refrigeration efficiency of generation air conditioner
State is adjusted.For example, the power of compressor can be improved when the refrigeration efficiency of air conditioner is relatively low, to improve air conditioner
Refrigerating capacity, and the energy consumption of relative reduction air conditioner, so as to can not only save, additionally it is possible to improve the comfortableness of user.
The efficiency computational methods of air conditioner according to embodiments of the present invention, by the current working, the compression that obtain air conditioner
The power and air conditioner power consumption of machine and the housing heat dissipation capacity Q of compressorloss, and obtain gas returning port in compressor, exhaust
The temperature at mouth, outdoor heat exchanger first end and the end of indoor heat exchanger second, compressor tonifying Qi entrance and flash vessel outlet, and in sky
When adjusting device in cooling condition, the refrigerant of each above-mentioned temperature detecting point is generated according to the temperature of each above-mentioned temperature detecting point
Enthalpy, the housing heat dissipation capacity Q of power, compressor then in conjunction with compressorloss, each above-mentioned temperature detecting point refrigerant enthalpy
Value and air conditioner power consumption obtain the efficiency of air conditioner, thereby, it is possible to real-time and accurately detect the efficiency of air conditioner, so that
It is easy to optimize according to the real-time energy efficiency of air conditioner the running status of air conditioner, reaches energy-conservation and improve the purpose of refrigeration.
Correspondence above-described embodiment, the present invention also proposes a kind of air conditioner.
The air conditioner of the embodiment of the present invention, including memory, processor and store on a memory and can be on a processor
The computer program of operation, during computing device computer program, can be achieved the air conditioner that the above embodiment of the present invention is proposed
Efficiency computational methods.
Air conditioner according to embodiments of the present invention, real-time and accurately can be detected to efficiency, consequently facilitating according to reality
Shi Nengxiao is optimized to running status, is reached energy-conservation and is improved the purpose of refrigeration.
Correspondence above-described embodiment, the present invention also proposes a kind of non-transitorycomputer readable storage medium.
The non-transitorycomputer readable storage medium of the embodiment of the present invention, is stored thereon with computer program, the calculating
When machine program is executed by processor, the efficiency computational methods for the air conditioner that the above embodiment of the present invention is proposed can be achieved.
Non-transitorycomputer readable storage medium according to embodiments of the present invention, by performing its computer journey stored
Sequence, can real-time and accurately detect the efficiency of air conditioner, consequently facilitating optimizing air conditioner according to the real-time energy efficiency of air conditioner
Running status, reaches energy-conservation and improves the purpose of refrigeration.
The air conditioner and its efficiency computational methods of above-described embodiment can detect the refrigeration efficiency of air conditioner, for detection air-conditioning
The heat efficiency of device, the present invention also proposes the efficiency computational methods of another air conditioner.
As shown in figure 3, the efficiency computational methods of another air conditioner of the embodiment of the present invention, comprise the following steps：
S11, obtains the housing of current working, the power of compressor and air conditioner power consumption and the compressor of air conditioner
Heat dissipation capacity Qloss。
The air conditioner of the embodiment of the present invention can be twin-stage steam compressing air conditioner device, as shown in Fig. 2 the embodiment of the present invention
Air conditioner may include compressor 100, four-way valve 200, outdoor heat exchanger 300, restricting element such as choke valve 400 and choke valve
600th, flash vessel 700 and indoor heat exchanger 500.
In an embodiment of the present invention, current working, the pressure of air conditioner can be monitored in real time by the electric-control system of air conditioner
The power P of contracting machinecomWith air conditioner power consumption PPower consumption。
In one embodiment of the invention, the housing heat dissipation capacity Q of compressor can be calculated by convection current, radiation formulaloss,
The housing heat dissipation capacity Q of compressor can be specifically generated according to below equationloss：
Qloss=5.67 × 10-8×ACompressor((t2+273.15)4-(t8+273.15)4+(9.4+0.052×(t2-t8))×
ACompressor×(t2-t8),
Wherein, ACompressorFor the surface area of compressor housing, it can wait acquisition by looking into pressure contracting type number；
t8For the tonifying Qi temperature of compressor tonifying Qi entrance, there are the description of acquisition process, t below2For exhaust outlet in compressor
Exhaust port temperatures.
S12, obtains the gas returning port temperature t of gas returning port in compressor1, in compressor exhaust outlet exhaust port temperatures t2, it is indoor
The second end of indoor heat exchanger temperature t at the end of heat exchanger second5, indoor heat exchanger first end indoor heat exchanger first end temperature t7、
The tonifying Qi temperature t of compressor tonifying Qi entrance8The flash vessel outlet temperature t exported with flash vessel11。
In one embodiment of the invention, can be by setting temperature sensor to detect respectively in corresponding temperature test point
The temperature of the temperature detecting point.Specifically, as shown in Fig. 2 can be by setting gas returning port temperature to pass at gas returning port within the compressor
Sensor 1 is to detect gas returning port temperature t1, within the compressor exhaust ports set exhaust port temperatures sensor 2 to detect exhaust outlet temperature
Spend t2, indoors set the second end of indoor heat exchanger temperature sensor 5 at the end of heat exchanger second to detect indoor heat exchanger second
Hold temperature t5And at heat exchanger first end set indoor heat exchanger first end temperature sensor 7 to detect indoor heat exchange indoors
Device first end temperature t7, in compressor tonifying Qi porch set tonifying Qi inlet temperature sensor 8 to detect compressor tonifying Qi entrance
Tonifying Qi temperature t8, and, flash vessel outlet temperature sensor 11 is set in the exit of flash vessel to detect that flash vessel is exported
Flash vessel outlet temperature t11。
Wherein, each temperature sensor is effectively contacted with the refrigerant tube wall of corresponding temperature test point, and to refrigerant
Tube wall, especially sets the position of temperature sensor to take Insulation.For example, temperature sensor can be close to copper pipe setting,
And sealing is wound to copper pipe by being incubated adhesive tape.Thereby, it is possible to improve the reliability and accuracy of temperature detection.
S13, when the current working of air conditioner is heating condition, according to the gas returning port temperature t of gas returning port in compressor1It is raw
Into the refrigerant enthalpy h of gas returning port1, according to the exhaust port temperatures t of exhaust outlet in compressor2Generate the enthalpy of the refrigerant of exhaust outlet
Value h2, according to the second end of indoor heat exchanger temperature t at the end of indoor heat exchanger second5Generate the refrigerant at the end of indoor heat exchanger second
Enthalpy h5, according to the indoor heat exchanger first end temperature t of indoor heat exchanger first end7Generate the refrigeration of indoor heat exchanger first end
Agent enthalpy h7, according to the tonifying Qi temperature t of compressor tonifying Qi entrance8Generation fills into the gaseous refrigerant enthalpy h of compressor8, and,
The flash vessel outlet temperature t exported according to flash vessel11Generate the liquid refrigerant enthalpy h of flash vessel11。
Herein it should be noted that when the current working of air conditioner is heating condition, outdoor heat exchanger makees evaporator, room
Interior heat exchanger makees condenser, and indoor heat exchanger first end is condenser inlet, and the end of indoor heat exchanger second is condensator outlet.
Because the state of the refrigerant of different temperatures test point is different, therefore the enthalpy of the refrigerant of different temperatures test point
It is different.In one embodiment of the invention, rule of thumb the enthalpy for obtaining refrigerant can be calculated by formula.
Illustrate that rule of thumb formula obtains the refrigerant enthalpy h of gas returning port separately below1, exhaust outlet refrigerant enthalpy h2、
The refrigerant enthalpy h at the end of indoor heat exchanger second5With the refrigerant enthalpy h of indoor heat exchanger first end7, fill into the gas of compressor
State refrigerant enthalpy h8,With the liquid refrigerant enthalpy h of flash vessel11Detailed process.
For the refrigerant enthalpy h of gas returning port in compressor1, when the current working of air conditioner is heating condition, compression
The refrigerant superheat of the gas returning port of machine, can combine the refrigerant enthalpy h that suction superheat calculates gas returning port1。
Specifically, the outdoor heat exchanger middle portion temperature t in the middle part of outdoor heat exchanger is obtained3, such as shown in Fig. 2, Ke Yi
Outdoor heat exchanger middle portion temperature sensor is set to detect outdoor heat exchanger middle portion temperature t in the middle part of outdoor heat exchanger3。
Then can be according to gas returning port temperature t1With outdoor heat exchanger middle portion temperature t3Generate suction superheat Δ t1, and according to
Suction superheat Δ t1With outdoor heat exchanger middle portion temperature t3Generate the modifying factor D of gas returning port refrigerant enthalpy1, and according to
Outdoor heat exchanger middle portion temperature t3Generate the enthalpy h of saturation refrigerant under suction temperatureAir-breathing saturation.Wherein, suction superheat Δ t1For
Gas returning port temperature t1With outdoor heat exchanger middle portion temperature t3Difference, i.e. Δ t1=t1-t3.In some embodiments of the invention, may be used
To generate the modifying factor of gas returning port refrigerant enthalpy by below equation：
Wherein, d1-d6For refrigeration
The corresponding overheated zone coefficient of agent.In some embodiments of the invention, under suction temperature saturation refrigerant enthalpy hAir-breathing saturation=a1
+a2t3+a3t2 3+a4t3 3+a5, wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
In the modifying factor D of generation gas returning port refrigerant enthalpy1, saturation refrigerant enthalpy hAir-breathing saturationAfterwards, can further root
According to the modifying factor D of gas returning port refrigerant enthalpy1, saturation refrigerant enthalpy hAir-breathing saturationGenerate refrigerant enthalpy h1, h1=D1·
hAir-breathing saturation+d7, wherein, d7For the corresponding overheated zone coefficient of refrigerant.
For the refrigerant enthalpy h of exhaust outlet in compressor2, when the current working of air conditioner is heating condition, compression
The refrigerant superheat of the exhaust outlet of machine, can combine the refrigerant enthalpy h that discharge superheat calculates exhaust outlet2。
Specifically, the indoor heat exchanger middle portion temperature t in the middle part of indoor heat exchanger can be obtained6, such as shown in Fig. 2, pass through
Indoor heat exchanger middle portion temperature sensor is set to detect indoor heat exchanger middle portion temperature t in the middle part of heat exchanger indoors6, and according to
The exhaust port temperatures t of exhaust outlet in compressor2With indoor heat exchanger middle portion temperature t6Generate discharge superheat Δ t2, and according to row
Gas degree of superheat Δ t2With indoor heat exchanger middle portion temperature t6Generate the modifying factor D of exhaust outlet refrigerant enthalpy2, and according to room
Interior heat exchanger middle portion temperature t6Generate the enthalpy h of saturation refrigerant under delivery temperatureIt is vented saturation.Wherein, discharge superheat Δ t2For pressure
The exhaust port temperatures t of exhaust outlet in contracting machine2With indoor heat exchanger middle portion temperature t6Difference, i.e. Δ t2=t2-t6.The one of the present invention
In a little embodiments, the modifying factor of exhaust outlet refrigerant enthalpy can be generated by below equation：
Wherein,
d1-d6For the corresponding overheated zone coefficient of refrigerant.
In one embodiment of the invention, the enthalpy of saturation refrigerant under delivery temperature can be generated according to below equation
hIt is vented saturation：Wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
In the modifying factor D of generation exhaust outlet refrigerant enthalpy2Afterwards, can further repairing according to exhaust outlet refrigerant enthalpy
Positive divisor D2, under delivery temperature saturation refrigerant enthalpy hIt is vented saturationGenerate the refrigerant enthalpy h of exhaust outlet2, h2=D2·hIt is vented saturation
+d7, wherein, d7For the corresponding overheated zone coefficient of refrigerant.
Similarly, for the refrigerant enthalpy h of indoor heat exchanger first end7, when the current working of air conditioner is to heat work
During condition, the refrigerant superheat of indoor heat exchanger first end, the degree of superheat that can combine the position refrigerant calculates indoor heat exchanger the
The refrigerant enthalpy h of one end7。
Specifically, can be according to indoor heat exchanger first end temperature t7With indoor heat exchanger middle portion temperature t6Generate degree of superheat Δ
t7, and according to degree of superheat Δ t7With indoor heat exchanger middle portion temperature t6Generate the amendment of indoor heat exchanger first end refrigerant enthalpy
Factor D7, and the indoor heat exchanger first end refrigerant enthalpy according to generation modifying factor D7With saturation delivery temperature saturation
The enthalpy h of refrigerantIt is vented saturationGenerate refrigerant enthalpy h7.Wherein, Δ t7=t7-t6.In some embodiments of the invention, can be with
The modifying factor D of indoor heat exchanger first end refrigerant enthalpy is generated by below equation7：
And then calculating is obtained
Obtain the refrigerant enthalpy h of indoor heat exchanger first end7：h7=D7·hIt is vented saturation+d7, wherein, wherein, d1-d7It is corresponding for refrigerant
Overheated zone coefficient.
For the refrigerant enthalpy h at the end of indoor heat exchanger second5, when the current working of air conditioner is heating condition, room
The refrigerant supercooling at the interior end of heat exchanger second, can directly calculate the refrigerant enthalpy h at the end of indoor heat exchanger second5：Wherein, c1-c4For the corresponding supercooling fauna number of refrigerant.
The species of the corresponding saturation region coefficient of above-mentioned refrigerant, overheated zone coefficient and supercooling fauna number and refrigerant has
Close, R410A refrigerants and saturation region coefficient corresponding to R32 refrigerants, overheated zone coefficient are respectively illustrated in table 1 and cold-zone is crossed
Coefficient.Thus, each coefficient value can be obtained according to the species of refrigerant and the corresponding relation of such as table 1, to calculate each temperature detection
The refrigerant enthalpy of point.
In some embodiments of the invention, the gaseous refrigerant enthalpy for filling into compressor can be calculated by below equation
h8：Wherein, a1、a2、a3、a4And a5The respectively corresponding saturation region coefficient of refrigerant.
In some embodiments of the invention, the liquid refrigerant enthalpy h of flash vessel can be calculated by below equation11：Wherein, c1、c2、c3And c4Respectively refrigerant is corresponding is subcooled fauna number.
In other embodiments of the invention, the result of calculation of software can be also directly invoked, or is obtained by other approach
The refrigerant enthalpy of each temperature detecting point.For example, can also be according to sky when the current working of air conditioner is cooling condition
Adjust low pressure, the gas returning port temperature t in device1, indoor heat exchanger first end temperature t7Respectively obtain the refrigerant enthalpy of gas returning port
h1With the refrigerant enthalpy h of indoor heat exchanger first end7, and can be in air conditioner high-pressure, exhaust port temperatures t2, room
External heat exchanger first end temperature t4Respectively obtain the refrigerant enthalpy h of exhaust outlet2With the refrigerant enthalpy of outdoor heat exchanger first end
h4, and saturated gas enthalpy h under the state can be obtained according to tonifying Qi temperature or pressure8And saturated liquid enthalpy h11。
S14, according to the power of compressor, the housing heat dissipation capacity Q of compressorloss, gas returning port refrigerant enthalpy h1, exhaust
The enthalpy h of the refrigerant of mouth2, the end of indoor heat exchanger second refrigerant enthalpy h5, indoor heat exchanger first end refrigerant enthalpy
h7, fill into the gaseous refrigerant enthalpy h of compressor8With the liquid refrigerant enthalpy h of flash vessel11Generate the heating capacity of air conditioner.
In some embodiments of the invention, the heating capacity of the air conditioner can be generated according to equation below：
Wherein, QHeating capacityFor heating for air conditioner
Amount, PCompressorFor the power of compressor.
S15, the efficiency of the air conditioner is generated according to air conditioner power consumption and heating capacity.
Because the current working of air conditioner is heating condition, thus it can be generated according to air conditioner power consumption and heating capacity empty
The heat efficiency of device is adjusted, specifically, the heat efficiency of air conditioner is the ratio between heating capacity and power consumption of air conditioner, i.e. COP=
QHeating capacity/PPower consumption。
, can also be according to the operation shape of the heat efficiency of air conditioner to current air conditioner after the heat efficiency of generation air conditioner
State is adjusted.For example, the power of compressor can be improved when the heat efficiency of air conditioner is relatively low, to improve air conditioner
Heating capacity, and the energy consumption of relative reduction air conditioner, so as to can not only save, additionally it is possible to improve the comfortableness of user.
The efficiency computational methods of air conditioner according to embodiments of the present invention, by the current working, the compression that obtain air conditioner
The power and air conditioner power consumption of machine, and obtain gas returning port in compressor, exhaust outlet, the end of indoor heat exchanger second and interior and change
Hot device first end, compressor tonifying Qi entrance, the temperature of flash vessel outlet, and when air conditioner is in heating condition according to above-mentioned each
The temperature of individual temperature detecting point generates the refrigerant enthalpy of each above-mentioned temperature detecting point, power, pressure then in conjunction with compressor
The housing heat dissipation capacity Q of contracting machineloss, each above-mentioned temperature detecting point refrigerant enthalpy and air conditioner power consumption obtain air conditioner
Efficiency, thereby, it is possible to real-time and accurately detect the efficiency of air conditioner, consequently facilitating according to the real-time energy efficiency of air conditioner optimize
The running status of air conditioner, reaches energy-conservation and improves the purpose of heating effect.
Correspondence above-described embodiment, the present invention also proposes another air conditioner.
The air conditioner of the embodiment of the present invention, including memory, processor and store on a memory and can be on a processor
The computer program of operation, during computing device computer program, can be achieved another sky that the above embodiment of the present invention is proposed
Adjust the efficiency computational methods of device.
Air conditioner according to embodiments of the present invention, can real-time and accurately detect to efficiency, be easy to according to real-time energy
Effect optimization running status, reaches energy-conservation and improves the purpose of heating effect.
Correspondence above-described embodiment, the present invention also proposes a kind of non-transitorycomputer readable storage medium.
The non-transitorycomputer readable storage medium of the embodiment of the present invention, is stored thereon with computer program, the calculating
When machine program is executed by processor, the efficiency computational methods for another air conditioner that the above embodiment of the present invention is proposed can be achieved.
Non-transitorycomputer readable storage medium according to embodiments of the present invention, by performing its computer journey stored
Sequence, can real-time and accurately detect the efficiency of air conditioner, consequently facilitating optimizing air conditioner according to the real-time energy efficiency of air conditioner
Running status, reaches energy-conservation and improves the purpose of heating effect.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the not be the same as Example or the feature of example and non-be the same as Example or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (24)
1. the efficiency computational methods of a kind of air conditioner, it is characterised in that comprise the following steps：
Obtain current working, the power of compressor and the air conditioner power consumption of air conditioner；
Obtain the housing heat dissipation capacity Q of compressorloss；
Obtain the gas returning port temperature t of gas returning port in compressor1, in the compressor exhaust outlet exhaust port temperatures t2, outdoor heat exchange
The outdoor heat exchanger first end temperature t of device first end4, indoor heat exchanger first end indoor heat exchanger first end temperature t7, compression
The tonifying Qi temperature t of machine tonifying Qi entrance8The flash vessel outlet temperature t exported with flash vessel11；
When the current working of the air conditioner is cooling condition, according to the gas returning port temperature t of gas returning port in the compressor1It is raw
Into the refrigerant enthalpy h of gas returning port1, according to the exhaust port temperatures t of exhaust outlet in the compressor2Generate the refrigerant of exhaust outlet
Enthalpy h2, according to the outdoor heat exchanger first end temperature t of the outdoor heat exchanger first end4Generate outdoor heat exchanger first end
Refrigerant enthalpy h4, according to the indoor heat exchanger first end temperature t of the indoor heat exchanger first end7Generate indoor heat exchanger
The refrigerant enthalpy h of first end7, according to the tonifying Qi temperature t of the compressor tonifying Qi entrance8Generation fills into the gaseous state system of compressor
Cryogen enthalpy h8, and, the flash vessel outlet temperature t exported according to the flash vessel11Generate the liquid refrigerant enthalpy of flash vessel
Value h11；
According to the power of the compressor, the housing heat dissipation capacity Q of the compressorloss, the gas returning port refrigerant enthalpy h1、
The enthalpy h of the refrigerant of the exhaust outlet2, the outdoor heat exchanger first end refrigerant enthalpy h4, the indoor heat exchanger
The refrigerant enthalpy h of one end7, the gaseous refrigerant enthalpy h for filling into compressor8With the liquid refrigerant enthalpy of the flash vessel
Value h11Generate the refrigerating capacity of air conditioner；And
The efficiency of the air conditioner is generated according to the air conditioner power consumption and the refrigerating capacity.
2. the efficiency computational methods of air conditioner as claimed in claim 1, it is characterised in that according to gas returning port in the compressor
Gas returning port temperature t1Generate the refrigerant enthalpy h of gas returning port1Specifically include：
Obtain the indoor heat exchanger middle portion temperature t in the middle part of indoor heat exchanger6；
According to the gas returning port temperature t1With indoor heat exchanger middle portion temperature t6Generate suction superheat Δ t1；
According to the indoor heat exchanger middle portion temperature t6Generate the enthalpy h of saturation refrigerant under suction temperatureAir-breathing saturation；
According to the suction superheat Δ t1With indoor heat exchanger middle portion temperature t6Generate the modifying factor of gas returning port refrigerant enthalpy
D1；
According to the modifying factor D of the gas returning port refrigerant enthalpy1, the saturation refrigerant enthalpy hAir-breathing saturationThe generation refrigeration
Agent enthalpy h1。
3. the efficiency computational methods of air conditioner as claimed in claim 2, it is characterised in that inhaled according to below equation generation is described
The enthalpy h of saturation refrigerant at a temperature of gasAir-breathing saturation：
Wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
4. the efficiency computational methods of air conditioner as claimed in claim 2, it is characterised in that returned according to below equation generation
The modifying factor D of gas port refrigerant enthalpy1：
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5. the efficiency computational methods of air conditioner as claimed in claim 3, it is characterised in that according to the indoor heat exchanger first
The indoor heat exchanger first end temperature t at end7Generate the refrigerant enthalpy h of indoor heat exchanger first end7Specifically include：
According to the indoor heat exchanger first end temperature t7With the indoor heat exchanger middle portion temperature t6Generate degree of superheat Δ t7；
According to the degree of superheat Δ t7With the indoor heat exchanger middle portion temperature t6Generate indoor heat exchanger first end refrigerant enthalpy
Modifying factor D7；
According to the modifying factor D7 of the indoor heat exchanger first end refrigerant enthalpy and the enthalpy h of the saturation refrigerantAir-breathing saturation
Generate the refrigerant enthalpy h7。
6. the efficiency computational methods of air conditioner as claimed in claim 5, it is characterised in that the room is generated according to below equation
The modifying factor D of interior heat exchanger first end refrigerant enthalpy7：
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</mrow>
<msubsup>
<mi>t</mi>
<mn>6</mn>
<mn>2</mn>
</msubsup>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>6</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>7</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<msubsup>
<mi>t</mi>
<mn>6</mn>
<mn>2</mn>
</msubsup>
<mo>,</mo>
</mrow>
Wherein, d1-d6For the corresponding overheated zone coefficient of refrigerant.
7. the efficiency computational methods of air conditioner as claimed in claim 1, it is characterised in that described to be arranged according in the compressor
The exhaust port temperatures t of gas port2Generate the enthalpy h of the refrigerant of the exhaust outlet2Specifically include：
Obtain the outdoor heat exchanger middle portion temperature t in the middle part of outdoor heat exchanger3；
According to the outdoor heat exchanger middle portion temperature t3Generate the enthalpy h of saturation refrigerant under delivery temperatureIt is vented saturation；
According to the exhaust port temperatures t of exhaust outlet in the compressor2With the outdoor heat exchanger middle portion temperature t3Generate discharge superheat
Spend Δ t2；
According to the discharge superheat Δ t2With the outdoor heat exchanger middle portion temperature t3Generate the amendment of exhaust outlet refrigerant enthalpy
Factor D2：
According to the modifying factor D2, under the delivery temperature saturation refrigerant enthalpy hIt is vented saturationGenerate the refrigeration of the exhaust outlet
The enthalpy h of agent2。
8. the efficiency computational methods of air conditioner as claimed in claim 7, it is characterised in that the row is generated according to below equation
The modifying factor D of gas port refrigerant enthalpy2：
<mrow>
<mi>D</mi>
<mn>2</mn>
<mo>=</mo>
<mn>1</mn>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>1</mn>
</msub>
<msub>
<mi>&Delta;t</mi>
<mn>2</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>2</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>2</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>3</mn>
</msub>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>2</mn>
</msub>
<mo>)</mo>
</mrow>
<msub>
<mi>t</mi>
<mn>3</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>4</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<mi>&Delta;</mi>
<mi>t</mi>
<mn>2</mn>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<msub>
<mi>t</mi>
<mn>3</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>5</mn>
</msub>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>2</mn>
</msub>
<mo>)</mo>
</mrow>
<msubsup>
<mi>t</mi>
<mn>3</mn>
<mn>2</mn>
</msubsup>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>6</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>2</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<msubsup>
<mi>t</mi>
<mn>3</mn>
<mn>2</mn>
</msubsup>
<mo>,</mo>
</mrow>
Wherein, d1-d6For the corresponding overheated zone coefficient of refrigerant.
9. the efficiency computational methods of air conditioner as claimed in claim 1, it is characterised in that the room is generated according to below equation
The refrigerant enthalpy h of external heat exchanger first end4：
Wherein, c1-c4For the corresponding supercooling fauna number of refrigerant.
10. the efficiency computational methods of air conditioner as claimed in claim 1, it is characterised in that according to below equation generation
The refrigerating capacity of air conditioner：
Wherein, QRefrigerating capacityFreeze for the air conditioner
Amount, PCompressorFor compressor horsepower.
11. a kind of air conditioner, it is characterised in that including memory, processor and be stored on the memory and can be described
The computer program run on processor, described in the computing device during computer program, is realized as in claim 1-10
Any described method.
12. a kind of non-transitorycomputer readable storage medium, is stored thereon with computer program, it is characterised in that the meter
The method as described in any in claim 1-10 is realized when calculation machine program is executed by processor.
13. the efficiency computational methods of a kind of air conditioner, it is characterised in that comprise the following steps：
Obtain current working, the power of compressor and the air conditioner power consumption of air conditioner and the housing heat dissipation capacity of compressor
Qloss；
Obtain the gas returning port temperature t of gas returning port in compressor1, in the compressor exhaust outlet exhaust port temperatures t2, indoor heat exchange
The second end of indoor heat exchanger temperature t at the end of device second5, indoor heat exchanger first end indoor heat exchanger first end temperature t7, compression
The tonifying Qi temperature t of machine tonifying Qi entrance8The flash vessel outlet temperature t exported with flash vessel11；
When the current working of the air conditioner is heating condition, according to the gas returning port temperature t of gas returning port in the compressor1It is raw
Into the refrigerant enthalpy h of gas returning port1, according to the exhaust port temperatures t of exhaust outlet in the compressor2Generate the refrigerant of exhaust outlet
Enthalpy h2, according to the second end of indoor heat exchanger temperature t at the end of indoor heat exchanger second5Generate the end of indoor heat exchanger second
Refrigerant enthalpy h5, according to the indoor heat exchanger first end temperature t of the indoor heat exchanger first end7Generate indoor heat exchanger
The refrigerant enthalpy h of first end7, according to the tonifying Qi temperature t of the compressor tonifying Qi entrance8Generation fills into the gaseous state system of compressor
Cryogen enthalpy h8, and, the flash vessel outlet temperature t exported according to flash vessel11Generate the liquid refrigerant enthalpy h of flash vessel11；
According to the power of the compressor, the housing heat dissipation capacity Q of the compressorloss, the gas returning port refrigerant enthalpy h1、
The enthalpy h of the refrigerant of the exhaust outlet2, the end of indoor heat exchanger second refrigerant enthalpy h5, the indoor heat exchanger
The refrigerant enthalpy h of one end7, the gaseous refrigerant enthalpy h for filling into compressor8With the liquid refrigerant enthalpy of the flash vessel
Value h11Generate the heating capacity of air conditioner；And
The efficiency of the air conditioner is generated according to the air conditioner power consumption and the heating capacity.
14. the efficiency computational methods of air conditioner as claimed in claim 13, it is characterised in that described according in the compressor
The gas returning port temperature t of gas returning port1Generate the refrigerant enthalpy h of gas returning port1Specifically include：
Obtain the outdoor heat exchanger middle portion temperature t in the middle part of outdoor heat exchanger3；
According to the gas returning port temperature t1With the outdoor heat exchanger middle portion temperature t3Generate suction superheat Δ t1；
According to the suction superheat Δ t1With the outdoor heat exchanger middle portion temperature t3Generate the amendment of gas returning port refrigerant enthalpy
Factor D1；
According to the outdoor heat exchanger middle portion temperature t3Generate the enthalpy h of saturation refrigerant under suction temperatureAir-breathing saturation；
According to the modifying factor D of the gas returning port refrigerant enthalpy1, under the suction temperature saturation refrigerant enthalpy hAir-breathing saturationIt is raw
Into the refrigerant enthalpy h of the gas returning port1。
15. the efficiency computational methods of air conditioner as claimed in claim 14, it is characterised in that according to below equation generation
The enthalpy h of saturation refrigerant under suction temperatureAir-breathing saturation：
Wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
16. the efficiency computational methods of air conditioner as claimed in claim 14, it is characterised in that according to below equation generation
The modifying factor D of gas returning port refrigerant enthalpy1：
<mrow>
<msub>
<mi>D</mi>
<mn>1</mn>
</msub>
<mo>=</mo>
<mn>1</mn>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>1</mn>
</msub>
<msub>
<mi>&Delta;t</mi>
<mn>1</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>2</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>1</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>3</mn>
</msub>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>1</mn>
</msub>
<mo>)</mo>
</mrow>
<msub>
<mi>t</mi>
<mn>3</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>4</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>1</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<msub>
<mi>t</mi>
<mn>3</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>5</mn>
</msub>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>1</mn>
</msub>
<mo>)</mo>
</mrow>
<msubsup>
<mi>t</mi>
<mn>3</mn>
<mn>2</mn>
</msubsup>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>6</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>1</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<msubsup>
<mi>t</mi>
<mn>3</mn>
<mn>2</mn>
</msubsup>
<mo>,</mo>
</mrow>
Wherein, d1-d6For the corresponding overheated zone coefficient of refrigerant.
17. the efficiency computational methods of air conditioner as claimed in claim 14, it is characterised in that described according in the compressor
The exhaust port temperatures t of exhaust outlet2Generate the enthalpy h of the refrigerant of exhaust outlet2Specifically include：
Obtain the indoor heat exchanger middle portion temperature t in the middle part of indoor heat exchanger6；
According to the indoor heat exchanger middle portion temperature t in the middle part of the indoor heat exchanger6With the exhaust outlet temperature of exhaust outlet in the compressor
Spend t2Generate discharge superheat Δ t2；
According to the discharge superheat Δ t2With the indoor heat exchanger middle portion temperature t6Generate the amendment of exhaust outlet refrigerant enthalpy
Factor D2；
According to the indoor heat exchanger middle portion temperature t6Generate the enthalpy enthalpy h of saturation refrigerant under delivery temperatureIt is vented saturation；
According to the modifying factor D of the exhaust outlet refrigerant enthalpy2, under the delivery temperature saturation refrigerant enthalpy hIt is vented saturationIt is raw
Into the refrigerant enthalpy h of the exhaust outlet2。
18. the efficiency computational methods of the air conditioner described in claim 17, it is characterised in that the row is generated according to below equation
The modifying factor D of gas port refrigerant enthalpy2：
<mrow>
<msub>
<mi>D</mi>
<mn>2</mn>
</msub>
<mo>=</mo>
<mn>1</mn>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>1</mn>
</msub>
<msub>
<mi>&Delta;t</mi>
<mn>2</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>2</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>2</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>3</mn>
</msub>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>2</mn>
</msub>
<mo>)</mo>
</mrow>
<msub>
<mi>t</mi>
<mn>6</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>4</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>2</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<msub>
<mi>t</mi>
<mn>6</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>5</mn>
</msub>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>2</mn>
</msub>
<mo>)</mo>
</mrow>
<msubsup>
<mi>t</mi>
<mn>6</mn>
<mn>2</mn>
</msubsup>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>6</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>2</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<msubsup>
<mi>t</mi>
<mn>6</mn>
<mn>2</mn>
</msubsup>
<mo>,</mo>
</mrow>
Wherein, d1-d6For the corresponding overheated zone coefficient of refrigerant.
19. the efficiency computational methods of air conditioner as claimed in claim 17, it is characterised in that described according to the indoor heat exchange
The indoor heat exchanger first end temperature t of device first end7Generate the refrigerant enthalpy h of indoor heat exchanger first end7Specifically include：
According to the indoor heat exchanger middle portion temperature t in the middle part of the indoor heat exchanger6With the indoor heat exchanger first end temperature t7It is raw
Into degree of superheat Δ t7；
According to the degree of superheat Δ t7With the indoor heat exchanger middle portion temperature t6Generate indoor heat exchanger first end refrigerant enthalpy
Modifying factor D7；
According to the modifying factor D of the indoor heat exchanger first end refrigerant enthalpy7, saturation refrigerant under the delivery temperature
Enthalpy hIt is vented saturationGenerate the refrigerant enthalpy h of the indoor heat exchanger first end7。
20. the efficiency computational methods of air conditioner as claimed in claim 19, it is characterised in that according to below equation generation
The modifying factor D of indoor heat exchanger first end refrigerant enthalpy7：
<mrow>
<msub>
<mi>D</mi>
<mn>7</mn>
</msub>
<mo>=</mo>
<mn>1</mn>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>1</mn>
</msub>
<msub>
<mi>&Delta;t</mi>
<mn>7</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>2</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>7</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>3</mn>
</msub>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>7</mn>
</msub>
<mo>)</mo>
</mrow>
<msub>
<mi>t</mi>
<mn>6</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>4</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>7</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<msub>
<mi>t</mi>
<mn>6</mn>
</msub>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>5</mn>
</msub>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>7</mn>
</msub>
<mo>)</mo>
</mrow>
<msubsup>
<mi>t</mi>
<mn>6</mn>
<mn>2</mn>
</msubsup>
<mo>+</mo>
<msub>
<mi>d</mi>
<mn>6</mn>
</msub>
<msup>
<mrow>
<mo>(</mo>
<msub>
<mi>&Delta;t</mi>
<mn>7</mn>
</msub>
<mo>)</mo>
</mrow>
<mn>2</mn>
</msup>
<msubsup>
<mi>t</mi>
<mn>6</mn>
<mn>2</mn>
</msubsup>
</mrow>
Wherein, d1-d6For the corresponding overheated zone coefficient of refrigerant.
21. the efficiency computational methods of air conditioner as claimed in claim 13, it is characterised in that according to being calculated below equation
The refrigerant enthalpy h at the end of indoor heat exchanger second5：
Wherein, c1-c4For the corresponding supercooling fauna number of refrigerant.
22. the efficiency computational methods of air conditioner as claimed in claim 13, it is characterised in that according to equation below generation
The heating capacity of air conditioner：
Wherein, QHeating capacityFor heating for the air conditioner
Amount, PCompressorFor the power of compressor.
23. a kind of air conditioner, it is characterised in that including memory, processor and be stored on the memory and can be described
The computer program run on processor, described in the computing device during computer program, is realized as in claim 13-22
Any described method.
24. a kind of non-transitorycomputer readable storage medium, is stored thereon with computer program, it is characterised in that the meter
The method as described in any in claim 13-22 is realized when calculation machine program is executed by processor.
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Citations (3)
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|---|---|---|---|---|
| CN105091439A (en) * | 2014-05-07 | 2015-11-25 | 苏州必信空调有限公司 | Computing method of refrigerating capacity and refrigerating efficiency of oil-free refrigerating system and refrigerating system |
| CN106524551A (en) * | 2016-11-07 | 2017-03-22 | 清华大学 | Mass and flow measuring method and device of refrigerant in refrigerating system and measuring instrument |
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2017
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| CN105091439A (en) * | 2014-05-07 | 2015-11-25 | 苏州必信空调有限公司 | Computing method of refrigerating capacity and refrigerating efficiency of oil-free refrigerating system and refrigerating system |
| CN106524551A (en) * | 2016-11-07 | 2017-03-22 | 清华大学 | Mass and flow measuring method and device of refrigerant in refrigerating system and measuring instrument |
| CN106907808A (en) * | 2017-02-24 | 2017-06-30 | 西安工程大学 | Mechanical refrigeration combined type domestic air conditioning is cooled down with reference to the evaporation of condensing hot air furnace |
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Application publication date: 20171103 |