CN107328038A - Air conditioner and its efficiency computational methods - Google Patents
Air conditioner and its efficiency computational methods Download PDFInfo
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- CN107328038A CN107328038A CN201710772568.9A CN201710772568A CN107328038A CN 107328038 A CN107328038 A CN 107328038A CN 201710772568 A CN201710772568 A CN 201710772568A CN 107328038 A CN107328038 A CN 107328038A
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Abstract
The invention discloses air conditioner and its efficiency computational methods, wherein, efficiency computational methods include：Obtain current working, the power of compressor and the air conditioner power consumption of air conditioner；The temperature t of exhaust outlet, outdoor heat exchanger first end, the end of indoor heat exchanger second, indoor heat exchanger middle part and the interior of compressor is obtained respectively2、t4、t5、t6And t10；The gas returning port temperature t of compressor is generated respectively1, indoor heat exchanger first end temperature t7, tonifying Qi temperature t8；When the current working of air conditioner is cooling condition, the refrigerant enthalpy h of each point of correspondence is generated respectively according to corresponding points temperature1、h7、h2、h4、h8’And h8”；The refrigerating capacity of air conditioner is generated according to the power of compressor and each enthalpy；The efficiency of air conditioner is generated according to air conditioner power consumption and refrigerating capacity.The efficiency of air conditioner can real-time and accurately be detected.
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 first aspect present invention embodiment is proposed include：
Obtain current working, the power of compressor and the air conditioner power consumption of air conditioner；Obtain the exhaust outlet of exhaust outlet in compressor
Temperature t2, outdoor heat exchanger first end outdoor heat exchanger first end temperature t4, the end of indoor heat exchanger second indoor heat exchanger
Two end temperature t5, indoor heat exchanger middle portion temperature t in the middle part of indoor heat exchanger6, indoor temperature t10；According to the indoor heat exchanger
Middle portion temperature t6Generate the gas returning port temperature t of gas returning port in compressor1；According to the indoor heat exchanger middle portion temperature t6With it is described
Indoor temperature t10Generate the indoor heat exchanger first end temperature t of indoor heat exchanger first end7；According to the outdoor heat exchanger first
Hold temperature t4With the second end of indoor heat exchanger temperature t5Generate the tonifying Qi temperature t of compressor tonifying Qi entrance8；When the air-conditioning
When the current working of device is cooling condition, according to the gas returning port temperature t of gas returning port in the compressor1Generate the refrigeration of gas returning port
Agent enthalpy h1, according to the indoor heat exchanger first end temperature t7Generate the refrigerant enthalpy h of indoor heat exchanger first end7, according to
The exhaust port temperatures t of exhaust outlet in the compressor2Generate the enthalpy h of the refrigerant of the exhaust outlet2, changed according to the outdoor
The outdoor heat exchanger first end temperature t of hot device first end4Generate the refrigerant enthalpy h of the outdoor heat exchanger first end4, and,
According to the tonifying Qi temperature t of the compressor tonifying Qi entrance8Generation fills into the gaseous refrigerant enthalpy h of compressor8’With flash vessel
Liquid refrigerant enthalpy h8”；According to the power of the compressor, the refrigerant enthalpy h of the gas returning port1, exhaust outlet refrigerant
Enthalpy h2, outdoor heat exchanger first end refrigerant enthalpy h4, indoor heat exchanger first end refrigerant enthalpy h7, fill into pressure
The gaseous refrigerant enthalpy h of contracting machine8’With the liquid refrigerant enthalpy h of flash vessel8”Generate the refrigerating capacity of air conditioner；And, according to
The air conditioner power consumption and the refrigerating capacity generate the efficiency of the air conditioner.
The efficiency computational methods of air conditioner according to embodiments of the present invention, the efficiency of air conditioner according to embodiments of the present invention
Computational methods, by obtaining the current working of air conditioner, the power of compressor and air conditioner power consumption, and are obtained in compressor
The temperature of in the middle part of exhaust outlet, outdoor heat exchanger first end and the end of indoor heat exchanger second, indoor heat exchanger and interior, and according to phase
Temperature is answered to generate the tonifying Qi temperature of gas returning port temperature, indoor heat exchanger first end temperature and compressor tonifying Qi entrance, and,
Air conditioner generates the refrigeration of each above-mentioned temperature detecting point according to the temperature of each above-mentioned temperature detecting point when being in cooling condition
Agent enthalpy, the refrigerant enthalpy and air conditioner power consumption of power, each above-mentioned temperature detecting point then in conjunction with compressor are obtained
To the efficiency of air conditioner, thereby, it is possible to real-time and accurately detect the efficiency of air conditioner, consequently facilitating according to the real-time of air conditioner
Efficiency optimizes the running status of air conditioner, reaches energy-conservation and improves the purpose of refrigeration.
In addition, the efficiency computational methods of the air conditioner proposed according to the above embodiment of the present invention can also have following add
Technical characteristic：
In some embodiments of the invention, according to the gas returning port temperature t of gas returning port in the compressor1Generation is described to return
The refrigerant enthalpy h of gas port1Specifically include：According to the gas returning port temperature t1With indoor heat exchanger middle portion temperature t6Generate air-breathing
Degree of superheat Δ t1；According to the indoor heat exchanger middle portion temperature t6Generate the enthalpy h of saturation refrigerant under suction temperatureAir-breathing saturation；Root
According to the suction superheat Δ t1With indoor heat exchanger middle portion temperature t6Generate the modifying factor D of gas returning port refrigerant enthalpy1；Root
According to the modifying factor D of the gas returning port refrigerant enthalpy1, the saturation refrigerant enthalpy hAir-breathing saturationGenerate the refrigerant enthalpy
Value h1。
Further, the enthalpy h of saturation refrigerant under the suction temperature is generated according to below equationAir-breathing saturation：Wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
Further, the modifying factor D of the 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。
Further, the modifying factor D of the indoor heat exchanger first end refrigerant enthalpy is generated according to below equation7：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 institute
State the enthalpy h of the refrigerant of exhaust outlet2Specifically include：Obtain outdoor temperature t9；According to the outdoor temperature t9Changed with the outdoor
Hot device first end temperature t4Generate outdoor heat exchanger middle portion temperature t3；According to the outdoor heat exchanger middle portion temperature t3Generation exhaust
At a temperature of saturation refrigerant enthalpy hIt is vented saturation；According to the exhaust port temperatures t of exhaust outlet in the compressor2Changed with the outdoor
Hot device middle portion temperature t3Generate discharge superheat Δ t2；According to the discharge superheat Δ t2With temperature in the middle part of the outdoor heat exchanger
Spend t3Generate the modifying factor D of exhaust outlet refrigerant enthalpy2；According to the modifying factor D2, saturation is freezed under the delivery temperature
The enthalpy h of agentIt is vented saturationGenerate the enthalpy h of the refrigerant of the exhaust outlet2。
Further, the modifying factor D of the exhaust outlet refrigerant enthalpy is generated according to below equation2：
Wherein, d1-d6
For the corresponding overheated zone coefficient of refrigerant.
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 the air conditioner is generated according to below equation：
Wherein, QRefrigerating capacityFor the air conditioner
Refrigerating capacity, PcomFor the power of the compressor.
In order to solve the above problems, the air conditioner of another aspect of the present invention embodiment, including memory, processor and storage
On the memory and the computer program that can run on the processor, computer program described in the computing device
When, realize the efficiency computational methods of described air conditioner.
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.
A kind of non-transitorycomputer readable storage medium is also proposed in some embodiments of the invention, is stored thereon with
Computer program, the computer program realizes the efficiency meter of the air conditioner described in first aspect embodiment when being executed by processor
Calculation method.
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：Obtain current working, the power of compressor and the air conditioner power consumption of air conditioner；Obtain in the compressor and arrange
The exhaust port temperatures t of gas port2, outdoor heat exchanger first end outdoor heat exchanger first end temperature t4, room in the middle part of indoor heat exchanger
Interior heat exchanger middle portion temperature t6, the end of indoor heat exchanger second the second end of indoor heat exchanger temperature t5, indoor temperature t10；According to institute
State outdoor heat exchanger first end temperature t4Generate the gas returning port temperature t of gas returning port in compressor1；According in the indoor heat exchanger
Portion temperature t6With indoor temperature t10Generate the indoor heat exchanger first end temperature t of indoor heat exchanger first end7；According to the outdoor
Heat exchanger first end temperature t4With the second end of indoor heat exchanger temperature t5Generate the tonifying Qi temperature t of compressor tonifying Qi entrance8；Work as institute
When the current working for stating air conditioner is heating condition, according to the gas returning port temperature t of gas returning port in the compressor1Generate gas returning port
Refrigerant enthalpy h1, according to the indoor heat exchanger first end temperature t7Generate the refrigerant enthalpy of indoor heat exchanger first end
h7, 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, and, root
According to the tonifying Qi temperature t of the compressor tonifying Qi entrance8Generation fills into the gaseous refrigerant enthalpy h of compressor8’With the liquid of flash vessel
State refrigerant enthalpy h8”；According to the power of the compressor, the refrigerant enthalpy h of the gas returning port1, exhaust outlet refrigerant
Enthalpy h2, the end of indoor heat exchanger second refrigerant enthalpy h5, indoor heat exchanger first end refrigerant enthalpy h7, fill into compression
The gaseous refrigerant enthalpy h of machine8’With the liquid refrigerant enthalpy h of flash vessel8”Generate the heating capacity of air conditioner；And, according to institute
State air conditioner power consumption and the heating capacity generates the efficiency of 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 obtain exhaust outlet in compressor, in the middle part of the indoor heat exchanger of the second end of indoor heat exchanger
With the temperature of outdoor heat exchanger first end, and calculated according to corresponding temperature and obtain gas returning port temperature, indoor heat exchanger first end temperature
The tonifying Qi temperature of degree and compressor tonifying Qi entrance, and when air conditioner is in heating condition according to each above-mentioned temperature detecting point
Temperature generate the refrigerant enthalpy of above-mentioned each temperature detecting point, power, the inspection of each above-mentioned temperature then in conjunction with compressor
The refrigerant enthalpy and air conditioner power consumption of measuring point obtain the efficiency of air conditioner, thereby, it is possible to real-time and accurately detect sky
The efficiency of device is adjusted, consequently facilitating optimizing the running status of air conditioner according to the real-time energy efficiency of air conditioner, energy-conservation is reached and improves system
The purpose of thermal effect.
In addition, the efficiency computational methods of the air conditioner proposed according to the above embodiment of the present invention can also have following add
Technical characteristic：
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 outdoor temperature t9；According to the outdoor temperature t9With the outdoor heat exchanger
One end temperature t4Generate outdoor heat exchanger middle portion temperature t3；According to the gas returning port temperature t1With temperature in the middle part of the outdoor heat exchanger
Spend t3Generate suction superheat Δ t1；According to the suction superheat Δ t1With the outdoor heat exchanger middle portion temperature t3Generate back
The modifying factor D of gas port refrigerant enthalpy1；According to the outdoor heat exchanger middle portion temperature t3Saturation under suction temperature is generated to freeze
The enthalpy h of agentAir-breathing saturation；According to the modifying factor D of the gas returning port refrigerant enthalpy1, saturation refrigerant under the suction temperature
Enthalpy hAir-breathing saturationGenerate the refrigerant enthalpy h of the gas returning port1。
Further, the enthalpy h of saturation refrigerant under the suction temperature is generated according to below equationAir-breathing saturation：
Wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
Further, the modifying factor D of the gas returning port refrigerant enthalpy is generated according to below equation1：
Wherein, d1-d6For
The corresponding overheated zone coefficient of refrigerant.
In some embodiments of the invention, according to the exhaust port temperatures t of exhaust outlet in the compressor2Generate exhaust outlet
Refrigerant enthalpy h2Specifically include：According to the indoor heat exchanger middle portion temperature t in the middle part of the indoor heat exchanger6With the pressure
The exhaust port temperatures t of exhaust outlet in contracting machine2Generate discharge superheat Δ t2；According to the discharge superheat Δ t2With the interior
Heat exchanger middle portion temperature t6Generate the modifying factor D of exhaust outlet refrigerant enthalpy2；According to the indoor heat exchanger middle portion temperature t6
Generate the enthalpy h of saturation refrigerant under delivery temperatureIt is vented saturation；According to the modifying factor D of the exhaust outlet refrigerant enthalpy2, it is described
The enthalpy h of saturation refrigerant under delivery temperatureIt is vented saturationGenerate the refrigerant enthalpy h of the exhaust outlet2。
Further, the modifying factor D of the exhaust outlet refrigerant enthalpy is generated according to below equation2：
Wherein,
d1-d6For the corresponding overheated zone coefficient of refrigerant.
Further, the enthalpy h of saturation refrigerant under the delivery temperature is generated according to below equationIt is vented saturation：Wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
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：Indoor heat exchange in the middle part of the indoor heat exchanger
Device middle portion temperature t6With the indoor heat exchanger first end temperature t7Generate degree of superheat Δ t7；According to the degree of superheat Δ t7And institute
State indoor heat exchanger middle portion temperature t6Generate the modifying factor D of indoor heat exchanger first end refrigerant enthalpy7；According to the interior
The modifying factor D of heat exchanger first end refrigerant enthalpy7, under delivery temperature saturation refrigerant enthalpy hIt is vented saturationGenerate the room
The refrigerant enthalpy h of interior heat exchanger first end7。
Further, the modifying factor D of the indoor heat exchanger first end refrigerant enthalpy is generated according to below equation7：Wherein, d1-d6For refrigerant
Corresponding overheated zone coefficient.
Further, the refrigerant enthalpy h at the end of indoor heat exchanger second is calculated according to below equation5：
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, PcomFor the power of the compressor.
The efficiency computational methods of air conditioner based on above-mentioned another further aspect embodiment, are carried in some embodiments of the invention
The air conditioner gone out, including memory, processor and it is stored in the calculating that can be run on the memory and on the processor
Machine program, described in the computing device during computer program, realizes the efficiency meter of the air conditioner of above-mentioned another further aspect embodiment
Calculation method.
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.
The non-transitorycomputer readable storage medium proposed in some embodiments of the invention, is stored thereon with calculating
Machine program, the computer program realizes the efficiency calculating side of the air conditioner of above-mentioned another further aspect embodiment when being executed by processor
Method.
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.
Exhaust port temperatures sensor 2, outdoor heat exchanger first end temperature sensor 4, the second end of indoor heat exchanger temperature are passed
Sensor 5, indoor heat exchanger middle portion temperature sensor 6, indoor temperature transmitter 10.
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 current working, the power of compressor and the air conditioner power consumption of air conditioner.
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.
S2, obtains the exhaust port temperatures t of exhaust outlet in compressor2, outdoor heat exchanger first end outdoor heat exchanger first
Hold temperature t4, the end of indoor heat exchanger second the second end of indoor heat exchanger temperature t5, in indoor heat exchanger in the middle part of indoor heat exchanger
Portion temperature t6, indoor temperature t10。
In some embodiments 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 by exhaust ports within the compressor exhaust port temperatures can be set to pass
Sensor 2 is to detect exhaust port temperatures t2, set at outdoor heat exchanger first end outdoor heat exchanger first end temperature sensor 4 with
Detect outdoor heat exchanger first end temperature t4, the second end of indoor heat exchanger temperature sensor is set at the end of heat exchanger second indoors
5 to detect the second end of indoor heat exchanger temperature t5, indoors set in the middle part of heat exchanger indoor heat exchanger middle portion temperature sensor 6 with
Detect indoor heat exchanger middle portion temperature t6, and, set indoor temperature transmitter 10 to detect at the fin of heat exchanger indoors
Indoor temperature t10。
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, according to indoor heat exchanger middle portion temperature t6Generate the gas returning port temperature t of gas returning port in compressor1。
In an embodiment of the present invention, in cooling mode, gas returning port temperature t1Can be warm in the middle part of indoor heat exchanger
Spend t6Obtained with the running frequency of compressor, for example, being obtained by below equation：
t1=m1*t6+ n1*f, wherein, f is the running frequency of compressor, and m1 and n1 are fitting coefficient, can be according to a large amount of
Experimental data is obtained, and is preserved.
S4, according to indoor heat exchanger middle portion temperature t6With indoor temperature t10Generate the indoor heat exchange of indoor heat exchanger first end
Device first end temperature t7。
In an embodiment of the present invention, indoor heat exchanger first end temperature t can be obtained by below equation7：
t7=m2*t10+n2*t6+ k2*f, wherein, f is the running frequency of compressor, and m2, n2 and k2 are fitting coefficient,
It can be obtained, and be preserved according to lot of experimental data.
S5, according to outdoor heat exchanger first end temperature t4With the second end of indoor heat exchanger temperature t5Generation compressor tonifying Qi enters
The tonifying Qi temperature t of mouth8。
Tonifying Qi temperature t8Between outdoor heat exchanger first end temperature t4With indoor heat exchanger middle portion temperature t6Between, Ke Yitong
High side temperature is crossed for example including outdoor heat exchanger middle portion temperature, outdoor heat exchanger first end temperature t4And low-side temperature example
Such as include the second end of indoor heat exchanger temperature t5, indoor heat exchanger middle portion temperature t6, indoor heat exchanger first end temperature t7And pressure
Contracting machine running frequency is obtained, for example, in one embodiment of the invention, tonifying Qi temperature t is obtained by below equation8：
t8=m3*t4+n3*t5+ k3*f, wherein, f is the running frequency of compressor, and m3, n3 and k3 are fitting coefficient, can
To be obtained according to lot of experimental data, and preserved.
Above each point temperature preparation method can also be obtained by other method, experience.For example, it is general in refrigeration mode,
Indoor heat exchanger first end temperature is approached with indoor heat exchanger middle portion temperature, and indoor heat exchanger first end temperature during heating mode
It is closer to delivery temperature, the temperature of corresponding points can also be obtained by being calculated by approximately equalised mode.
S6, 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 indoor heat exchanger first end temperature t7Generate the refrigerant of indoor heat exchanger first end
Enthalpy h7, according to the exhaust port temperatures t of exhaust outlet in compressor2Generate the enthalpy h of the refrigerant of exhaust outlet2, according to outdoor heat exchange
The outdoor heat exchanger first end temperature t of device first end4Generate the refrigerant enthalpy h of outdoor heat exchanger first end4, and, according to pressure
The tonifying Qi temperature t of contracting machine tonifying Qi entrance8Generation fills into the gaseous refrigerant enthalpy h of compressor8’With the liquid refrigerant of flash vessel
Enthalpy h8”。
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 h8’With the liquid refrigerant enthalpy h of flash vessel8”Detailed 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, can be according to gas returning port temperature t1With indoor heat exchanger middle portion temperature t6Generate suction superheat Δ t1, and root
According to suction superheat Δ t1With indoor heat exchanger middle portion temperature t6Generate the modifying factor D of gas returning port refrigerant enthalpy1, Yi Jigen
According to indoor heat exchanger middle portion temperature t6Generate the enthalpy h of saturation refrigerant under suction temperatureAir-breathing saturation.Wherein, suction superheat Δ t1
For gas returning port temperature t1With indoor heat exchanger middle 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 to be changed in counting chamber
The refrigerant enthalpy h of hot device first end7：h7=D7·hAir-breathing saturation+d7, wherein, d1-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 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, outdoor temperature t is obtained9, for example, as shown in Fig. 2 outdoor temperature t9The wing in outdoor heat exchanger can be passed through
The outdoor temperature sensor detection set at piece is obtained.According to outdoor temperature t9With outdoor heat exchanger first end temperature t4Generate room
External heat exchanger middle portion temperature t3, in one embodiment of the invention, outdoor heat exchanger middle portion temperature is generated by below equation
t3：t3=m4*t9+n4*t4+ k4*f, wherein, f is the running frequency of compressor, and m4, n4 and k4 are fitting coefficient, Ke Yigen
Obtain, and preserved according to lot of experimental data.
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.
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 supercooling corresponding to R32 refrigerants in table 1
Fauna number.
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.
Table 1
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 equation8”：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 pressure8’And saturated liquid enthalpy h8”。
S7, according to the power of compressor, the refrigerant enthalpy h of gas returning port1, exhaust outlet refrigerant enthalpy h2, outdoor changes
The refrigerant enthalpy h of hot device first end4, indoor heat exchanger first end refrigerant enthalpy h7, fill into the gaseous refrigerant of compressor
Enthalpy h8’With the liquid refrigerant enthalpy h of flash vessel8”Generate 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 Air conditioner refrigerating capacity, PcomFor the power of compressor.
S8, the efficiency of air conditioner is generated according to air conditioner power consumption and 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 obtain exhaust outlet in compressor, outdoor heat exchanger first end and indoor heat exchanger
The temperature of in the middle part of two ends, indoor heat exchanger and interior, and gas returning port temperature, indoor heat exchanger first end are generated according to relevant temperature
The tonifying Qi temperature of temperature and compressor tonifying Qi entrance, and, when air conditioner is in cooling condition according to each above-mentioned temperature
The temperature of test point generates the refrigerant enthalpy of each above-mentioned temperature detecting point, power then in conjunction with compressor, it is above-mentioned each
The refrigerant enthalpy and air conditioner power consumption of temperature detecting point obtain the efficiency of air conditioner, thereby, it is possible to real-time and accurately examine
Measure the efficiency of air conditioner, consequently facilitating according to the real-time energy efficiency of air conditioner optimize air conditioner running status, reach 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 current working, the power of compressor and the air conditioner power consumption of air conditioner.
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。
S12, obtains the exhaust port temperatures t of exhaust outlet in compressor2, outdoor heat exchanger first end outdoor heat exchanger first
Hold temperature t4, indoor heat exchanger middle portion temperature t in the middle part of indoor heat exchanger6, the end of indoor heat exchanger second indoor heat exchanger second
Hold temperature t5, indoor temperature t10。
In some embodiments of the invention, as shown in Fig. 2 exhaust outlet temperature can be set by exhaust ports within the compressor
Sensor is spent to detect exhaust port temperatures t2, at outdoor heat exchanger first end set outdoor heat exchanger first end temperature sensor
To detect outdoor heat exchanger first end temperature t4, the second end of indoor heat exchanger TEMP is set at the end of heat exchanger second indoors
Device is to detect the second end of indoor heat exchanger temperature t5, indoors set in the middle part of heat exchanger indoor heat exchanger middle portion temperature sensor with
Detect indoor heat exchanger middle portion temperature t6, and, set temperature sensor to detect Indoor Temperature at the fin of heat exchanger indoors
Spend t10。
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, according to outdoor heat exchanger first end temperature t4Generate the gas returning port temperature t of gas returning port in compressor1。
In an embodiment of the present invention, in a heating mode, gas returning port temperature t1 can be according to outdoor heat exchanger first end
The running frequency of temperature t4 and compressor is obtained, for example, can be obtained by below equation：
t1=m5*t4+ n5*f, wherein, f is the running frequency of compressor, and m5 and n5 are fitting coefficient, can be according to a large amount of
Experimental data is obtained, and is preserved.
S14, according to indoor heat exchanger middle portion temperature t6With indoor temperature t10The interior of generation indoor heat exchanger first end is changed
Hot device first end temperature t7。
In an embodiment of the present invention, indoor heat exchanger first end temperature t can be obtained by below equation7：
t7=m2*t10+n2*t6+ k2*f, wherein, f is the running frequency of compressor, and m2, n2 and k2 are fitting coefficient,
It can be obtained, and be preserved according to lot of experimental data.
S15, according to outdoor heat exchanger first end temperature t4With the second end of indoor heat exchanger temperature t5Generation compressor tonifying Qi enters
The tonifying Qi temperature t of mouth8。
Tonifying Qi temperature t8Between outdoor heat exchanger first end temperature t4With indoor heat exchanger middle portion temperature t6Between, Ke Yitong
High side temperature is crossed for example including outdoor heat exchanger middle portion temperature, outdoor heat exchanger first end temperature t4And low-side temperature example
Such as include the second end of indoor heat exchanger temperature t5, indoor heat exchanger middle portion temperature t6, indoor heat exchanger first end temperature t7And pressure
Contracting machine running frequency is obtained, for example, in one embodiment of the invention, tonifying Qi temperature t is obtained by below equation8：
t8=m3*t4+n3*t5+ k3*f, wherein, f is the running frequency of compressor, and m3, n3 and k3 are fitting coefficient, can
To be obtained according to lot of experimental data, and preserved.
S16, 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 indoor heat exchanger first end temperature t7Generate the refrigerant of indoor heat exchanger first end
Enthalpy h7, according to the exhaust port temperatures t of exhaust outlet in compressor2Generate the enthalpy h of the refrigerant of exhaust outlet2, according to indoor heat exchange
The second end of indoor heat exchanger temperature t at the end of device second5Generate the refrigerant enthalpy h at the end of indoor heat exchanger second5, and, according to pressure
The tonifying Qi temperature t of contracting machine tonifying Qi entrance8Generation fills into the gaseous refrigerant enthalpy h of compressor8’With the liquid refrigerant of flash vessel
Enthalpy h8”。
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 vessel8”Detailed 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, outdoor temperature t is obtained9, as shown in Fig. 2 outdoor temperature t9Can be by being set at outdoor heat exchanger fin
Outdoor temperature sensor detection obtain.According to outdoor temperature t9With outdoor heat exchanger first end temperature t4Generate outdoor heat exchanger
Middle portion temperature t3, in one embodiment of the invention, outdoor heat exchanger middle portion temperature t is generated by below equation3：t3=m4*
t9+n4*t4+ k4*f, wherein, f is the running frequency of compressor, and m4, n4 and k4 are fitting coefficient, can be according to many experiments
Data are obtained, and are preserved.
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 of gas returning port refrigerant enthalpy
Sub- D1, and according to outdoor heat exchanger middle portion temperature t3Generate the enthalpy h of saturation refrigerant under suction temperatureAir-breathing saturation.Its
In, suction superheat Δ t1For gas returning port temperature t1With outdoor heat exchanger middle portion temperature t3Difference, i.e. Δ t1=t1-t3.In this hair
In some bright embodiments, the modifying factor of gas returning port refrigerant enthalpy can be generated by below equation：Wherein, d1-d6For refrigerant pair
The overheated zone coefficient answered.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, can be according to the exhaust port temperatures t of exhaust outlet in compressor2With indoor heat exchanger middle portion temperature t6Generation row
Gas degree of superheat Δ t2, and according to discharge superheat Δ t2With indoor heat exchanger middle portion temperature t6Generate exhaust outlet refrigerant enthalpy
Modifying factor D2, and according to indoor heat exchanger middle portion temperature t6Generate the enthalpy h of saturation refrigerant under delivery temperatureIt is vented saturation.Its
In, discharge superheat Δ t2For the exhaust port temperatures t of exhaust outlet in compressor2With indoor heat exchanger middle portion temperature t6Difference, i.e. Δ
t2=t2-t6.In some embodiments of the invention, the modifying factor of exhaust outlet refrigerant enthalpy can be generated by below equation
Son：
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 the refrigerant enthalpy h of indoor heat exchanger first end7.Wherein, Δ t7=t7-t6.In the present invention
Some embodiments in, can by below equation generate indoor heat exchanger first end refrigerant enthalpy modifying factor D7：
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
When, the refrigerant supercooling at the end of indoor 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 equation8”：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 pressure8’And saturated liquid enthalpy h8”。
S17, according to the power of compressor, the refrigerant enthalpy h of the gas returning port1, exhaust outlet refrigerant enthalpy h2、
The refrigerant enthalpy h at the end of indoor heat exchanger second5, indoor heat exchanger first end refrigerant enthalpy h7, fill into the gaseous state of compressor
Refrigerant enthalpy h8’With the liquid refrigerant enthalpy h of flash vessel8”Generate the heating capacity of air conditioner.
In some embodiments of the invention, the heating capacity of the air conditioner is generated according to equation below：
Wherein, QHeating capacityFor air conditioner heat-production
Amount, PcomFor compressor horsepower.
S18, the efficiency of 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 exhaust outlet in compressor, in the middle part of the indoor heat exchanger of the second end of indoor heat exchanger
With the temperature of outdoor heat exchanger first end, and calculated according to corresponding temperature and obtain gas returning port temperature, indoor heat exchanger first end temperature
The tonifying Qi temperature of degree and compressor tonifying Qi entrance, and when air conditioner is in heating condition according to each above-mentioned temperature detecting point
Temperature generate the refrigerant enthalpy of above-mentioned each temperature detecting point, power, the inspection of each above-mentioned temperature then in conjunction with compressor
The refrigerant enthalpy and air conditioner power consumption of measuring point obtain the efficiency of air conditioner, thereby, it is possible to real-time and accurately detect sky
The efficiency of device is adjusted, consequently facilitating optimizing the running status of air conditioner according to the real-time energy efficiency of air conditioner, energy-conservation is reached and improves system
The purpose of thermal 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 (25)
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 exhaust port temperatures t of exhaust outlet in compressor2, outdoor heat exchanger first end outdoor heat exchanger first end temperature t4、
The second end of indoor heat exchanger temperature t at the end of indoor heat exchanger second5, indoor heat exchanger middle portion temperature t in the middle part of indoor heat exchanger6、
Indoor temperature t10；
According to the indoor heat exchanger middle portion temperature t6Generate the gas returning port temperature t of gas returning port in compressor1；
According to the indoor heat exchanger middle portion temperature t6With the indoor temperature t10The interior of generation indoor heat exchanger first end is changed
Hot device first end temperature t7；
According to the outdoor heat exchanger first end temperature t4With the second end of indoor heat exchanger temperature t5Generation compressor tonifying Qi enters
The tonifying Qi temperature t of mouth8；
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 indoor heat exchanger first end temperature t7Generate the system of indoor heat exchanger first end
Cryogen enthalpy h7, according to the exhaust port temperatures t of exhaust outlet in the compressor2Generate the enthalpy h of the refrigerant of the exhaust outlet2,
According to the outdoor heat exchanger first end temperature t of the outdoor heat exchanger first end4Generate the system of the outdoor heat exchanger first end
Cryogen enthalpy h4, and, according to the tonifying Qi temperature t of the compressor tonifying Qi entrance8Generation fills into the gaseous refrigerant enthalpy of compressor
Value h8’With the liquid refrigerant enthalpy h of flash vessel8”；
According to the power of the compressor, the refrigerant enthalpy h of the gas returning port1, the exhaust outlet refrigerant enthalpy h2、
The refrigerant enthalpy h of the outdoor heat exchanger first end4, the indoor heat exchanger first end refrigerant enthalpy h7, described fill into
The gaseous refrigerant enthalpy h of compressor8’With the liquid refrigerant enthalpy h of the flash vessel8”Generate the refrigerating capacity of air conditioner；With
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 the gas returning port1Specifically include：
According to the gas returning port temperature t1With the 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 the indoor heat exchanger middle portion temperature t6Generate the amendment of gas returning port refrigerant enthalpy
Factor 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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Wherein, d1-d6For the corresponding overheated zone coefficient of refrigerant.
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>
<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>
<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 outdoor temperature t9；
According to the outdoor temperature t9With the outdoor heat exchanger first end temperature t4Generate outdoor heat exchanger middle portion temperature t3；
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 capacityFor the refrigerating capacity of the air conditioner, PcomFor the power of the compressor.
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；
Obtain the exhaust port temperatures t of exhaust outlet in the compressor2, outdoor heat exchanger first end outdoor heat exchanger first end temperature
Spend t4, indoor heat exchanger middle portion temperature t in the middle part of indoor heat exchanger6, the end of indoor heat exchanger second the second end of indoor heat exchanger temperature
Spend t5, indoor temperature t10；
According to the outdoor heat exchanger first end temperature t4Generate the gas returning port temperature t of gas returning port in compressor1；
According to the indoor heat exchanger middle portion temperature t6With the indoor temperature t10The interior of generation indoor heat exchanger first end is changed
Hot device first end temperature t7；
According to the outdoor heat exchanger first end temperature t4With the second end of indoor heat exchanger temperature t5Generation compressor tonifying Qi enters
The tonifying Qi temperature t of mouth8；
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 indoor heat exchanger first end temperature t7Generate the system of indoor heat exchanger first end
Cryogen enthalpy h7, 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 second end of indoor heat exchanger temperature t at the end of indoor heat exchanger second5Generate the refrigerant enthalpy at the end of indoor heat exchanger second
h5, and, according to the tonifying Qi temperature t of the compressor tonifying Qi entrance8Generation fills into the gaseous refrigerant enthalpy h of compressor8’With
The liquid refrigerant enthalpy h of flash vessel8”；
According to the power of the compressor, the refrigerant enthalpy h of the gas returning port1, the exhaust outlet refrigerant enthalpy h2、
The refrigerant enthalpy h at the end of indoor heat exchanger second5, the indoor heat exchanger first end refrigerant enthalpy h7, described fill into
The gaseous refrigerant enthalpy h of compressor8’With the liquid refrigerant enthalpy h of the flash vessel8”Generate the heating capacity of air conditioner；With
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 outdoor temperature t9；
According to the outdoor temperature t9With the outdoor heat exchanger first end temperature t4Generate outdoor heat exchanger middle portion temperature t3；
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 13, 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：
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 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 the air conditioner described in claim 17, it is characterised in that the row is generated according to below equation
The enthalpy h of saturation refrigerant at a temperature of gasIt is vented saturation：
Wherein, a1-a5For the corresponding saturation region coefficient of refrigerant.
20. 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。
21. the efficiency computational methods of air conditioner as claimed in claim 20, 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>
<mo>,</mo>
</mrow>
Wherein, d1-d6For the corresponding overheated zone coefficient of refrigerant.
22. 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.
23. 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, PcomFor the power of the compressor.
24. 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 13-23
Any described method.
25. 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 13-23 is realized when calculation machine program is executed by processor.
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| CN111878973A (en) * | 2020-07-31 | 2020-11-03 | 海信（广东）空调有限公司 | Control method for monitoring air conditioner operation performance in real time and air conditioner |
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