CN109798641A - The modification method and its device of interior machine temperature detection result - Google Patents

The modification method and its device of interior machine temperature detection result Download PDF

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Publication number
CN109798641A
CN109798641A CN201910004747.7A CN201910004747A CN109798641A CN 109798641 A CN109798641 A CN 109798641A CN 201910004747 A CN201910004747 A CN 201910004747A CN 109798641 A CN109798641 A CN 109798641A
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temperature
detection result
evaporator
testing result
temperature detection
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CN109798641B (en
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王命仁
梁鑫
郑春元
杨国忠
谭志军
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Midea Group Co Ltd
Guangdong Midea HVAC Equipment Co Ltd
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Midea Group Co Ltd
Guangdong Midea HVAC Equipment Co Ltd
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Abstract

The present invention proposes the modification method and its device of a kind of interior machine temperature detection result, wherein method includes: to obtain compressor pressure, compressor temperature and interior machine temperature detection result；According to compressor pressure, compressor temperature and interior machine temperature detection result, judge whether interior machine temperature detection result is distorted；If interior machine temperature detection result distortion, is modified interior machine temperature detection result.Thus, pass through compressor pressure, compressor temperature and interior machine temperature detection result, whether machine temperature detection result is distorted in judging, and in determining after the distortion of machine temperature detection result, interior machine temperature detection result is modified, it is ensured that the accuracy of interior machine temperature detection result, thus, ensure interior machine stability, promotes user experience.

Description

The modification method and its device of interior machine temperature detection result
Technical field
The present invention relates in air-conditioning technical field more particularly to a kind of modification method and one kind of interior machine temperature detection result The correcting device of machine temperature detection result.
Background technique
The multi-gang air-conditioner of the relevant technologies is usually made of one or more outer machines and one or more interior machines, and passes through setting sense Thermometer bulb, to detect machine temperature parameter in corresponding, such as interior machine heat exchanger temperature.
But the problem of the relevant technologies, is, since production error, transport, installation, operation of air conditioner environment etc. influence, may go out The problem of dtmf distortion DTMF of machine heat exchanger temperature detection result in existing, thus, influencing interior machine electric expansion valve or other throttle parts just It often adjusts, leads to the reduction of multi-gang air-conditioner stability, user experience is bad.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, of the invention First purpose is to propose a kind of modification method of interior machine temperature detection result, it can be ensured that the essence of interior machine temperature detection result True property, thus, it is ensured that interior machine stability promotes user experience.
Second object of the present invention is to propose the correcting device of interior machine temperature detection result.
In order to achieve the above objectives, a kind of amendment side for interior machine temperature detection result that first aspect present invention embodiment proposes Method includes: to obtain compressor pressure, compressor temperature and interior machine temperature detection result；According to the compressor pressure, the pressure Contracting machine temperature and the interior machine temperature detection result, judge whether the interior machine temperature detection result is distorted；If the interior machine temperature Testing result distortion is spent, then the interior machine temperature detection result is modified.
The modification method of the interior machine temperature detection result proposed according to embodiments of the present invention obtains compressor pressure, compression Machine temperature and interior machine temperature detection result, and according to compressor pressure, compressor temperature and interior machine temperature detection result, in judgement Whether machine temperature detection result is distorted, and judge in machine temperature detection result distortion after, to interior machine temperature detection result into Row amendment.As a result, by compressor pressure, compressor temperature and interior machine temperature detection result, interior machine temperature detection result is judged Whether it is distorted, and interior machine temperature detection result is modified, it is ensured that interior machine after the distortion of machine temperature detection result in determining The accuracy of temperature detection result, thus, it is ensured that interior machine stability promotes user experience.
In addition, the modification method of interior machine temperature detection result according to the above embodiment of the present invention can also have it is following attached The technical characteristic added:
According to one embodiment of present invention, the interior machine temperature detection result includes evaporator temperature testing result and cold Condenser temperature detection result, it is described according to the compressor pressure, the compressor temperature and the interior machine temperature detection result, Judge whether the interior machine temperature detection result is distorted, comprising: judge whether the interior machine is in refrigerating state；If the interior machine In refrigerating state, then according to the compressor pressure, the compressor temperature and the evaporator temperature testing result, judgement Whether the evaporator temperature testing result is distorted；If the interior machine is not at refrigerating state, judge whether the interior machine is located In heating state；If the interior machine is in heating state, according to the compressor pressure and condenser temperature detection knot Fruit, judges whether the condenser temperature testing result is distorted.
According to one embodiment of present invention, described according to the compressor pressure, the compressor temperature and the steaming Device temperature detection result is sent out, judges whether the evaporator temperature testing result is distorted, comprising: obtains the inspection of evaporator inlet temperature It surveys as a result, and calculating mean evaporator inlet temperature；Suction pressure of compressor is obtained, and obtains the suction pressure of compressor pair The saturation temperature answered；According to the mean evaporator inlet temperature and the saturation temperature, the evaporator inlet temperature is judged Whether testing result is distorted.
According to one embodiment of present invention, described according to the compressor pressure, the compressor temperature and the steaming Device temperature detection result is sent out, judges whether the evaporator temperature testing result is distorted, further includes: obtains evaporator outlet temperature Testing result, and calculate mean evaporator outlet temperature；Obtain compressor air suction temperature；Temperature is exported according to the mean evaporator Degree and the compressor air suction temperature, judge whether the evaporator outlet temperature testing result is distorted.
According to one embodiment of present invention, described according to the compressor pressure and condenser temperature detection knot Fruit, judges whether the condenser temperature testing result is distorted, comprising: obtains condenser middle portion temperature testing result, and calculates Average condenser middle portion temperature；Compressor Discharge Pressure is obtained, and obtains the corresponding saturation temperature of the Compressor Discharge Pressure； According to the average condenser middle portion temperature and the saturation temperature, judge whether the condenser middle portion temperature testing result is lost Very.
According to one embodiment of present invention, described according to the compressor pressure and condenser temperature detection knot Fruit, judges whether the condenser temperature testing result is distorted, further includes: obtains condensator outlet temperature detection result, and counts Calculate average condensator outlet temperature；Compressor Discharge Pressure is obtained, and obtains the corresponding saturation temperature of the Compressor Discharge Pressure Degree；According to the average condensator outlet temperature and the saturation temperature, judge that the condensator outlet temperature detection result is No distortion.
It is according to one embodiment of present invention, described according to the mean evaporator inlet temperature and the saturation temperature, Judge whether the evaporator inlet temperature detection result is distorted, comprising: calculate the evaporator inlet temperature detection result and The absolute value of the difference of the mean evaporator inlet temperature；If the evaporator inlet temperature detection result and described average The absolute value of the difference of evaporator inlet temperature is less than the first preset value, it is determined that the evaporator inlet temperature detection result is just Often；If the absolute value of the difference of the evaporator inlet temperature detection result and the mean evaporator inlet temperature be greater than etc. In the first preset value, then the absolute value of the difference of the evaporator inlet temperature detection result and the saturation temperature is calculated；Such as The absolute value of the difference of evaporator inlet temperature detection result and the saturation temperature described in fruit is less than the second preset value, it is determined that The evaporator inlet temperature detection result is normal；If the evaporator inlet temperature detection result and the saturation temperature The absolute value of difference is more than or equal to the second preset value, it is determined that the evaporator inlet temperature detection result distortion.
According to one embodiment of present invention, described according to the mean evaporator outlet temperature and the compressor air suction Temperature, judges whether the evaporator outlet temperature testing result is distorted, comprising: calculates the evaporator outlet temperature detection knot The absolute value of the difference of fruit and the mean evaporator outlet temperature；If the evaporator outlet temperature testing result and described The absolute value of the difference of mean evaporator outlet temperature is less than third preset value, it is determined that the evaporator outlet temperature detection knot Fruit is normal；If the absolute value of the difference of the evaporator outlet temperature testing result and the mean evaporator outlet temperature is big In being equal to third preset value, then the difference of the evaporator outlet temperature testing result and the compressor air suction temperature is calculated Absolute value；If the absolute value of the difference of the evaporator outlet temperature testing result and the compressor air suction temperature is less than Four preset values, it is determined that the evaporator outlet temperature is normal；If the evaporator outlet temperature testing result and the pressure The absolute value of the difference of contracting machine suction temperature is more than or equal to the 4th preset value, it is determined that the evaporator outlet temperature testing result Distortion.
It is according to one embodiment of present invention, described according to the average condenser middle portion temperature and the saturation temperature, Judge whether the condenser middle portion temperature testing result is distorted, comprising: calculate the condenser middle portion temperature testing result and The absolute value of the difference of the average condenser middle portion temperature；If the condenser middle portion temperature testing result and described average The absolute value of the difference of condenser middle portion temperature is less than the 5th preset value, it is determined that the condenser middle portion temperature testing result is just Often；If the absolute value of the condenser middle portion temperature testing result and the difference of the average condenser middle portion temperature is greater than etc. In the 5th preset value, then the absolute value of the difference of the condenser middle portion temperature testing result and the saturation temperature is calculated；Such as The absolute value of the difference of condenser middle portion temperature testing result and the saturation temperature described in fruit is less than the 6th preset value, it is determined that The condenser middle portion temperature testing result is normal；If the difference of the condenser middle portion temperature and the saturation temperature is exhausted 6th preset value is more than or equal to value, it is determined that the condenser middle portion temperature testing result distortion.
It is according to one embodiment of present invention, described according to the average condensator outlet temperature and the saturation temperature, Judge whether the condensator outlet temperature detection result is distorted, comprising: calculate the condensator outlet temperature detection result and The absolute value of the difference of the average condensator outlet temperature；If the condensator outlet temperature detection result and described average The absolute value of the difference of condensator outlet temperature is less than the 7th preset value, it is determined that the condensator outlet temperature detection result is just Often；If the absolute value of the difference of the condensator outlet temperature detection result and the average condensator outlet temperature is greater than etc. In the 7th preset value, then the absolute value of the difference of the condensator outlet temperature detection result and the saturation temperature is calculated；Such as The absolute value of the difference of condensator outlet temperature detection result and the saturation temperature described in fruit is less than the 8th preset value, it is determined that The condensator outlet temperature detection result is normal；If the condensator outlet temperature detection result and the saturation temperature The absolute value of difference is more than or equal to the 8th preset value, it is determined that the condensator outlet temperature detection result distortion.
According to one embodiment of present invention, described after determining the evaporator inlet temperature detection result distortion, also Include: the correction value according to the mean evaporator inlet temperature or the saturation temperature, the evaporator inlet temperature is examined Result is surveyed to be modified.
According to one embodiment of present invention, described after determining the evaporator outlet temperature testing result distortion, also It include: the correction value according to the mean evaporator outlet temperature or the compressor air suction temperature, to the evaporator outlet Temperature detection result is modified.
According to one embodiment of present invention, described after determining the condenser middle portion temperature testing result distortion, also Include: the correction value according to the average condenser middle portion temperature or the saturation temperature, the condenser middle portion temperature is examined Result is surveyed to be modified.
According to one embodiment of present invention, described after determining the condensator outlet temperature detection result distortion, also Include: the correction value according to the average condensator outlet temperature or the saturation temperature, the condensator outlet temperature is examined Result is surveyed to be modified.
In order to achieve the above objectives, a kind of amendment dress for interior machine temperature detection result that second aspect of the present invention embodiment proposes Setting includes: acquisition module, for obtaining compressor pressure, compressor temperature and interior machine temperature detection result；Control module is used for According to the compressor pressure, the compressor temperature and the interior machine temperature detection result, the interior machine temperature detection is judged As a result whether it is distorted, and when interior machine temperature detection result distortion, the interior machine temperature detection result is modified.
The correcting device of the interior machine temperature detection result proposed according to embodiments of the present invention obtains pressure by obtaining module Contracting machine pressure, compressor temperature and interior machine temperature detection result, and by control module according to compressor pressure, compressor temperature With interior machine temperature detection result, judge whether interior machine temperature detection result is distorted, and when the distortion of interior machine temperature detection result, it is right Interior machine temperature detection result is modified.As a result, by compressor pressure, compressor temperature and interior machine temperature detection result, sentence Whether machine temperature detection result is distorted in disconnected, and in determining after the distortion of machine temperature detection result, to interior machine temperature detection knot Fruit is modified, it is ensured that the accuracy of interior machine temperature detection result, thus, it is ensured that interior machine stability promotes user and uses Experience.
In addition, the correcting device of interior machine temperature detection result according to the above embodiment of the present invention can also have it is following attached The technical characteristic added:
According to one embodiment of present invention, the interior machine temperature detection result includes evaporator temperature testing result and cold Condenser temperature detection result, the control module are also used to: being judged whether the interior machine is in refrigerating state, and worked as the interior machine When in refrigerating state, according to the compressor pressure, the compressor temperature and the evaporator temperature testing result, judgement Whether the evaporator temperature testing result is distorted, and when the interior machine is not at refrigerating state, judges that the interior machine is It is no to be in heating state, and when the interior machine is in heating state, according to the compressor pressure and the condenser temperature Testing result, judges whether the condenser temperature testing result is distorted.
According to one embodiment of present invention, the acquisition module is also used to: obtaining evaporator inlet temperature detection result And suction pressure of compressor；The control module is also used to: according to the evaporator inlet temperature detection result, calculating average steam Send out the saturation temperature corresponding with the suction pressure of compressor is obtained of mean evaporator inlet temperature described in device inlet temperature, and root According to the mean evaporator inlet temperature and the saturation temperature, judge whether the evaporator inlet temperature detection result is lost Very.
According to one embodiment of present invention, the acquisition module is also used to: obtaining evaporator outlet temperature testing result With compressor air suction temperature；The control module is also used to: according to the evaporator outlet temperature testing result, calculating average steam Device outlet temperature is sent out, and according to the mean evaporator outlet temperature and the compressor air suction temperature, judges the evaporator Whether outlet temperature testing result is distorted.
According to one embodiment of present invention, the acquisition module is also used to: obtaining condenser middle portion temperature testing result And Compressor Discharge Pressure；The control module is also used to: according to the condenser middle portion temperature testing result, being calculated average cold Condenser middle portion temperature saturation temperature corresponding with the Compressor Discharge Pressure is obtained, and according to temperature in the middle part of the average condenser Degree and the saturation temperature, judge whether the condenser middle portion temperature testing result is distorted.
According to one embodiment of present invention, the acquisition module is also used to: obtaining condensator outlet temperature detection result And Compressor Discharge Pressure；The control module is also used to: according to the condensator outlet temperature detection result, being calculated average cold Condenser outlet temperature saturation temperature corresponding with the Compressor Discharge Pressure is obtained, and according to the average condensator outlet temperature Degree and the saturation temperature, judge whether the condensator outlet temperature detection result is distorted.
According to one embodiment of present invention, the control module is also used to: calculating the evaporator inlet temperature detection As a result with the absolute value of the difference of the mean evaporator inlet temperature；When the evaporator inlet temperature detection result and described When the absolute value of the difference of mean evaporator inlet temperature is less than the first preset value, the evaporator inlet temperature detection knot is determined Fruit is normal；When the absolute value of the evaporator inlet temperature detection result and the difference of the mean evaporator inlet temperature is greater than When equal to the first preset value, the absolute value of the difference of the evaporator inlet temperature detection result and the saturation temperature is calculated； When the absolute value of the evaporator inlet temperature detection result and the difference of the saturation temperature is less than the second preset value, determine The evaporator inlet temperature detection result is normal；When the difference of the evaporator inlet temperature detection result and the saturation temperature When the absolute value of value is more than or equal to the second preset value, the evaporator inlet temperature detection result distortion is determined.
According to one embodiment of present invention, the control module is also used to: calculating the evaporator outlet temperature detection As a result with the absolute value of the difference of the mean evaporator outlet temperature；When the evaporator outlet temperature testing result and described When the absolute value of the difference of mean evaporator outlet temperature is less than third preset value, the evaporator outlet temperature detection knot is determined Fruit is normal；When the absolute value of the evaporator outlet temperature testing result and the difference of the mean evaporator outlet temperature is greater than When equal to third preset value, the exhausted of the difference of the evaporator outlet temperature testing result and the compressor air suction temperature is calculated To value；When the absolute value of the evaporator outlet temperature testing result and the difference of the compressor air suction temperature is pre- less than the 4th If determining that the evaporator outlet temperature is normal when value；When the evaporator outlet temperature testing result and the compressor are inhaled When the absolute value of the difference of temperature degree is more than or equal to four preset values, the evaporator outlet temperature testing result distortion is determined.
According to one embodiment of present invention, the control module is also used to: calculating the condenser middle portion temperature detection As a result with the absolute value of the difference of the average condenser middle portion temperature；When the condenser middle portion temperature testing result and described When the absolute value of the difference of average condenser middle portion temperature is less than five preset values, the condenser middle portion temperature detection knot is determined Fruit is normal；When the absolute value of the condenser middle portion temperature testing result and the difference of the average condenser middle portion temperature is greater than When equal to five preset values, the absolute value of the difference of the condenser middle portion temperature testing result and the saturation temperature is calculated； When the absolute value of the condenser middle portion temperature testing result and the difference of the saturation temperature is less than six preset values, determine The condenser middle portion temperature testing result is normal；It is absolute when the difference of the condenser middle portion temperature and the saturation temperature When value is more than or equal to six preset values, the condenser middle portion temperature testing result distortion is determined.
According to one embodiment of present invention, the control module is also used to: calculating the condensator outlet temperature detection As a result with the absolute value of the difference of the average condensator outlet temperature, and work as the condensator outlet temperature detection result and institute When stating the absolute value of the difference of average condensator outlet temperature less than seven preset values, the condensator outlet temperature detection is determined As a result normal；When the absolute value of the condensator outlet temperature detection result and the difference of the average condensator outlet temperature is big When being equal to seven preset values, the absolute of the difference of the condensator outlet temperature detection result and the saturation temperature is calculated Value；When the absolute value of the condensator outlet temperature detection result and the difference of the saturation temperature is less than eight preset values, Determine that the condensator outlet temperature detection result is normal；When the condensator outlet temperature detection result and the saturation temperature The absolute value of difference when being more than or equal to eight preset values, it is determined that condensator outlet temperature detection result distortion.
According to one embodiment of present invention, the control module is also used to: according to the mean evaporator inlet temperature Or the correction value of the saturation temperature, the evaporator inlet temperature detection result is modified.
According to one embodiment of present invention, the control module is also used to: according to the mean evaporator outlet temperature Or the correction value of the compressor air suction temperature, the evaporator outlet temperature testing result is modified.
According to one embodiment of present invention, the control module is also used to: according to the average condenser middle portion temperature Or the correction value of the saturation temperature, the condenser middle portion temperature testing result is modified.
According to one embodiment of present invention, the control module is also used to: according to the average condensator outlet temperature Or the correction value of the saturation temperature, the condensator outlet temperature detection result is modified.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description Obviously, or practice through the invention is recognized.
Detailed description of the invention
Fig. 1 is the flow diagram according to the modification method of the interior machine temperature detection result of the embodiment of the present invention；
Fig. 2 is the flow diagram according to the modification method of the interior machine temperature detection result of one embodiment of the invention；
Fig. 3 is that the process for the judgment method being distorted according to the interior machine temperature detection result of first embodiment of the invention is illustrated Figure；
Fig. 4 is the flow diagram according to the modification method of the interior machine temperature detection result of first embodiment of the invention；
Fig. 5 is that the process for the judgment method being distorted according to the interior machine temperature detection result of second embodiment of the invention is illustrated Figure；
Fig. 6 is the flow diagram according to the modification method of the interior machine temperature detection result of second embodiment of the invention；
Fig. 7 is that the process for the judgment method being distorted according to the interior machine temperature detection result of third embodiment of the invention is illustrated Figure；
Fig. 8 is the flow diagram according to the modification method of the interior machine temperature detection result of third embodiment of the invention；
Fig. 9 is that the process for the judgment method being distorted according to the interior machine temperature detection result of four embodiment of the invention is illustrated Figure；
Figure 10 is the flow diagram according to the modification method of the interior machine temperature detection result of four embodiment of the invention For；
Figure 11 is the block diagram according to the correcting device of the interior machine temperature detection result of the embodiment of the present invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings the modification method and its device of the interior machine temperature detection result of the embodiment of the present invention are described.
Fig. 1 is the flow diagram according to the modification method of the interior machine temperature detection result of the embodiment of the present invention.
As shown in Figure 1, the modification method of interior machine temperature detection result includes:
S101 obtains compressor pressure, compressor temperature and interior machine temperature detection result.
Specifically, compressor pressure P may include Compressor Discharge Pressure Pc and suction pressure of compressor Pe, compressor temperature T may include compressor air suction temperature Ts.
S102 judges interior machine temperature detection result according to compressor pressure, compressor temperature and interior machine temperature detection result Whether it is distorted.
S103 is modified interior machine temperature detection result if interior machine temperature detection result is distorted.
As a result, by compressor pressure, compressor temperature and interior machine temperature detection result, interior machine temperature detection result is judged Whether it is distorted, and interior machine temperature detection result is modified, it is ensured that interior machine after the distortion of machine temperature detection result in determining The accuracy of temperature detection result, thus, it is ensured that interior machine stability promotes user experience.
Further, according to one embodiment of present invention, as shown in Fig. 2, interior machine temperature detection result may include evaporation Device temperature detection result and condenser temperature testing result, according to compressor pressure, compressor temperature and interior machine temperature detection knot Fruit, judges whether interior machine temperature detection result is distorted, comprising:
S201, judges whether interior machine is in refrigerating state.
S202 is detected according to compressor pressure, compressor temperature and evaporator temperature and is tied if interior machine is in refrigerating state Fruit judges whether evaporator temperature testing result is distorted.
That is, when interior machine is in refrigerating state, according to compressor pressure P, compressor temperature T and evaporator temperature Testing result carries out distortion judgement to evaporator temperature testing result.
S203 judges whether interior machine is in heating state if interior machine is not at refrigerating state.
S204, according to compressor pressure and condenser temperature testing result, judges to condense if interior machine is in heating state Whether device temperature detection result is distorted.
That is, when interior machine is in heating state, it is right according to compressor pressure P and condenser temperature testing result Whether condenser temperature testing result, which is distorted, is judged.
Further, according to first embodiment of the invention, as shown in figure 3, according to compressor pressure, compressor temperature With evaporator temperature testing result, judge whether evaporator temperature testing result is distorted, comprising:
S301 obtains evaporator inlet temperature detection result, and calculates mean evaporator inlet temperature.
It optionally, can be by the way that temperature sensor be arranged in evaporator inlet, to obtain evaporator inlet temperature detection result Ti, and according to the evaporator inlet temperature detection result Ti of acquisition, calculate being averaged for all interior machines in refrigeration operational state Evaporator inlet temperature Tia.
S302 obtains suction pressure of compressor, and obtains the corresponding saturation temperature of suction pressure of compressor.
It optionally, can be by the way that pressure sensor be arranged in compressor air suction mouth, to obtain suction pressure of compressor Pe, and root Corresponding saturation temperature Te is obtained according to suction pressure of compressor Pe.
Whether S303 judges evaporator inlet temperature detection result according to mean evaporator inlet temperature and saturation temperature Distortion.
Specifically, according to first embodiment of the invention, as shown in figure 4, according to mean evaporator inlet temperature and satisfying And temperature, judge whether evaporator inlet temperature detection result is distorted, comprising:
S304 calculates the absolute value of the difference of evaporator inlet temperature detection result and average evaporator inlet temperature.
S305, if the absolute value of the difference of evaporator inlet temperature detection result and average evaporator inlet temperature is less than First preset value, it is determined that evaporator inlet temperature detection result is normal.
That is, working as the exhausted of the difference of evaporator inlet temperature detection result Ti and average evaporator inlet temperature Tia When to value │ Δ Ti │ less than the first preset value Tis, i.e. │ Δ Ti │ < Tis, determine that evaporator inlet temperature detection result Ti is normal, Wherein, │ Δ Ti │=│ Ti-Tia │.
S306, if the absolute value of the difference of evaporator inlet temperature detection result and average evaporator inlet temperature is greater than Equal to the first preset value, then the absolute value of the difference of evaporator inlet temperature detection result and saturation temperature is calculated.
That is, working as the exhausted of the difference of evaporator inlet temperature detection result Ti and average evaporator inlet temperature Tia When being more than or equal to the first preset value Tis, i.e. │ Δ Ti │ >=Tis to value │ Δ Ti │, evaporator inlet temperature detection result Ti is calculated With the absolute value │ Δ Te │ of the difference of saturation temperature Te, wherein │ Δ Te │=│ Te-Ti │, saturation temperature Te pass through above-mentioned implementation In suction pressure of compressor Pe obtain.
S307, if the absolute value of the difference of evaporator inlet temperature detection result and saturation temperature is default less than second Value, it is determined that evaporator inlet temperature detection result is normal.
That is, when the absolute value │ Δ Te │ of the difference of evaporator inlet temperature detection result Ti and saturation temperature Te is small When the second preset value Tes, i.e. │ Δ Te │ < Tes, determine that evaporator inlet temperature detection result Ti is normal.
S308, if the absolute value of the difference of evaporator inlet temperature detection result and saturation temperature is more than or equal to second in advance If value, it is determined that the distortion of evaporator inlet temperature detection result.
That is, when the absolute value │ Δ Te │ of the difference of evaporator inlet temperature detection result Ti and saturation temperature Te is big When being equal to the second preset value Tes, i.e. │ Δ Te │ >=Tes, determine that evaporator inlet temperature detection result Ti is distorted.
Further, according to one embodiment of present invention, as shown in figure 4, determining evaporator inlet temperature detection knot After fruit distortion, further includes:
S309, according to mean evaporator inlet temperature or the correction value of saturation temperature, to evaporator inlet temperature detection knot Fruit is modified.
That is, can be by the way that mean evaporator inlet temperature Tia be replaced evaporator inlet temperature detection result Ti, i.e., Ti=Tia, or by the correction value Te+K of saturation temperature, wherein K is constant, replaces evaporator inlet temperature detection result Ti, i.e., Ti=Te+K, to be modified to evaporator inlet temperature detection result Ti.
Specifically, obtaining evaporator inlet temperature detection result Ti when interior machine is in refrigerating state and calculating average Evaporator inlet temperature Tia, and calculate Δ Ti=Ti-Tia；
As │ Δ Ti │ < Tis, determine that evaporator inlet temperature detection result Ti is normal；As │ Δ Ti │ >=Tis, then into One step obtains the corresponding saturation temperature Te of suction pressure of compressor Pe and suction pressure of compressor Pe, and calculates Δ Te=Te-Ti；
As │ Δ Te │ < Tes, determine that evaporator inlet temperature detection result Ti is normal；
As │ Δ Te │ >=Tes, determine that evaporator inlet temperature detection result Ti is distorted, at this point, by will averagely evaporate Device inlet temperature Tia replaces evaporator inlet temperature detection result Ti, i.e. Ti=Tia, or by the correction value Te+K of saturation temperature, Wherein, K is constant, replaces evaporator inlet temperature detection result Ti, i.e. Ti=Te+K.
In other words, when interior machine is in refrigerating state, according to suction pressure of compressor Pe, evaporator inlet temperature detection knot Fruit Ti and average evaporator inlet temperature Tia, judges whether evaporator inlet temperature detection result Ti is distorted, and will averagely evaporate The evaporator of the correction value Te+K replacement distortion of the corresponding saturation temperature Te of device inlet temperature Tia or suction pressure of compressor Pe Inlet temperature testing result Ti.
Further, second embodiment according to the present invention, as shown in figure 5, according to compressor pressure, compressor temperature With evaporator temperature testing result, judge whether evaporator temperature testing result is distorted, further includes:
S401 obtains evaporator outlet temperature testing result, and calculates mean evaporator outlet temperature.
It optionally, can be by the way that temperature sensor be arranged in evaporator outlet, to obtain evaporator outlet temperature testing result To, and according to the evaporator outlet temperature testing result To of acquisition, calculate being averaged for all interior machines in refrigeration operational state Evaporator outlet temperature Toa.
S402 obtains compressor air suction temperature.
It optionally, can be by the way that temperature sensor be arranged in compressor air suction mouth, to obtain compressor air suction temperature Ts.
S403 judges evaporator outlet temperature detection knot according to mean evaporator outlet temperature and compressor air suction temperature Whether fruit is distorted.
Specifically, second embodiment according to the present invention, as shown in fig. 6, according to mean evaporator outlet temperature and pressure Contracting machine suction temperature, judges whether evaporator outlet temperature testing result is distorted, comprising:
S404 calculates the absolute value of the difference of evaporator outlet temperature testing result and average evaporator outlet temperature.
S405, if the absolute value of evaporator outlet temperature testing result and the difference of average evaporator outlet temperature is less than Third preset value, it is determined that evaporator outlet temperature testing result is normal.
That is, working as the exhausted of the difference of evaporator outlet temperature testing result To and average evaporator outlet temperature Toa When being less than third preset value Tos, i.e. │ Δ To │ < Tos to value │ Δ To │, determine that evaporator outlet temperature testing result To is normal, Wherein, │ Δ To │=│ To-Toa │.
S406, if the absolute value of evaporator outlet temperature testing result and the difference of average evaporator outlet temperature is greater than Equal to third preset value, then the absolute value of the difference of evaporator outlet temperature testing result and compressor air suction temperature is calculated.
That is, working as the exhausted of the difference of evaporator outlet temperature testing result To and average evaporator outlet temperature Toa When being more than or equal to third preset value Tos, i.e. │ Δ To │ >=Tos to value │ Δ To │, evaporator outlet temperature testing result To is calculated With the absolute value │ Δ Ts │ of the difference of compressor air suction temperature Ts, wherein │ Δ Ts │=│ Ts-To │.
S407, if the absolute value of the difference of evaporator outlet temperature testing result and compressor air suction temperature is less than the 4th Preset value, it is determined that evaporator outlet temperature is normal.
That is, the absolute value │ of the difference as evaporator outlet temperature testing result To and compressor air suction temperature Ts When Δ Ts │ is less than the 4th preset value Tss, i.e. │ Δ Ts │ < Tss, determine that evaporator outlet temperature testing result To is normal.
S408, if the absolute value of the difference of evaporator outlet temperature testing result and compressor air suction temperature is more than or equal to 4th preset value, it is determined that evaporator outlet temperature testing result distortion.
That is, the absolute value │ of the difference as evaporator outlet temperature testing result To and compressor air suction temperature Ts When Δ Ts │ is more than or equal to the 4th preset value Tss, i.e. │ Δ Ts │ >=Tss, determine that evaporator outlet temperature testing result To is distorted.
Further, according to one embodiment of present invention, as shown in fig. 6, determining evaporator outlet temperature detection knot After fruit distortion, further includes:
S409, according to mean evaporator outlet temperature or the correction value of compressor air suction temperature, to evaporator outlet temperature Testing result is modified.
That is, can be by the way that mean evaporator outlet temperature Toa be replaced evaporator outlet temperature testing result To, i.e., To=Toa, or by the correction value Ts+P of compressor air suction temperature Ts, wherein P is constant, replacement evaporator outlet temperature detection As a result To, i.e. To=Ts+P, to be modified to evaporator outlet temperature testing result To.
Specifically, obtaining evaporator outlet temperature testing result To when interior machine is in refrigerating state and calculating average Evaporator outlet temperature Toa, and calculate Δ To=To-Toa；
As │ Δ To │ < Tos, determine that evaporator outlet temperature testing result To is normal；As │ Δ To │ >=Tos, then into One step obtains compressor air suction temperature Ts, and calculates Δ Ts=Ts-To；
As │ Δ Ts │ < Tss, determine that evaporator outlet temperature testing result To is normal；
As │ Δ Ts │ >=Tss, determine that evaporator outlet temperature testing result To is distorted, at this point, by will averagely evaporate Device outlet temperature Toa replaces evaporator outlet temperature testing result To, i.e. To=Toa, or repairing compressor air suction temperature Ts Positive value Ts+P, wherein P is constant, replaces evaporator outlet temperature testing result To, i.e. To=Ts+P.
In other words, when interior machine is in refrigerating state, according to compressor air suction temperature Ts, evaporator outlet temperature detection knot Fruit To and average evaporator outlet temperature Toa, judges whether evaporator outlet temperature testing result To is distorted, and will averagely evaporate The correction value Ts+P of device outlet temperature Toa or compressor air suction temperature Ts replace the evaporator outlet temperature testing result of distortion To。
Further, third embodiment according to the present invention, as shown in fig. 7, according to compressor pressure and condenser temperature Testing result is spent, judges whether condenser temperature testing result is distorted, comprising:
S501 obtains condenser middle portion temperature testing result, and calculates average condenser middle portion temperature.
Optionally, temperature sensor can be set by portion within the condenser, to obtain condenser middle portion temperature testing result Hm, and according to the condenser middle portion temperature testing result Hm of acquisition, calculate being averaged for all interior machines in refrigeration operational state Condenser middle portion temperature Hma.
S502 obtains Compressor Discharge Pressure, and obtains the corresponding saturation temperature of Compressor Discharge Pressure.
It optionally, can be by the way that pressure sensor be arranged in exhaust outlet of compressor, to obtain Compressor Discharge Pressure Pc, and root Corresponding saturation temperature Tc is obtained according to Compressor Discharge Pressure Pc.
Whether S503 judges condenser middle portion temperature testing result according to average condenser middle portion temperature and saturation temperature Distortion.
Specifically, third embodiment according to the present invention, as shown in figure 8, according to average condenser middle portion temperature and satisfying And temperature, judge whether condenser middle portion temperature testing result is distorted, comprising:
S504 calculates the absolute value of the difference of condenser middle portion temperature testing result and average condenser middle portion temperature.
S505, if the absolute value of condenser middle portion temperature testing result and the difference of average condenser middle portion temperature is less than 5th preset value, it is determined that condenser middle portion temperature testing result is normal.
That is, when the absolute value of condenser middle portion temperature testing result and the difference of average condenser middle portion temperature is small When five preset values, determine that condenser middle portion temperature testing result is normal.
That is, working as the exhausted of the difference of condenser middle portion temperature testing result Hm and average condenser middle portion temperature Hma When to value │ Δ Hm │ less than the 5th preset value Hms, i.e. │ Δ Hm │ < Hms, determine that condenser middle portion temperature testing result Hm is normal, Wherein, │ Δ Hm │=│ Hm-Hma │.
S506, if the absolute value of condenser middle portion temperature testing result and the difference of average condenser middle portion temperature is greater than Equal to the 5th preset value, then the absolute value of the difference of condenser middle portion temperature testing result and saturation temperature is calculated.
That is, working as the exhausted of the difference of condenser middle portion temperature testing result Hm and average condenser middle portion temperature Hma When being more than or equal to the 5th preset value Hms, i.e. │ Δ Hm │ >=Hms to value │ Δ Hm │, condenser middle portion temperature testing result Hm is calculated With the absolute value │ Δ Tc │ of the difference of saturation temperature Tc, wherein │ Δ Tc │=│ Tc-Hm │, saturation temperature Tc pass through above-mentioned implementation In Compressor Discharge Pressure Pc obtain.
S507, if the absolute value of the difference of condenser middle portion temperature testing result and saturation temperature is default less than the 6th Value, it is determined that condenser middle portion temperature testing result is normal.
That is, when the absolute value │ Δ Tc │ of the difference of condenser middle portion temperature testing result Hm and saturation temperature Tc is small When the 6th preset value Tcs, i.e. │ Δ Tc │ < Tcs, determine that condenser middle portion temperature testing result Hm is normal.
S508, if the absolute value of the difference of condenser middle portion temperature and saturation temperature is more than or equal to the 6th preset value, Determine that condenser middle portion temperature testing result is distorted.
That is, when the absolute value │ Δ Tc │ of the difference of condenser middle portion temperature testing result Hm and saturation temperature Tc is big When being equal to the 6th preset value Tcs, i.e. │ Δ Tc │ >=Tcs, determine that condenser middle portion temperature testing result Hm is distorted.
Further, according to one embodiment of present invention, as shown in figure 8, determining condenser middle portion temperature detection knot After fruit distortion, further includes:
S509 detects condenser middle portion temperature and ties according to average condenser middle portion temperature or the correction value of saturation temperature Fruit is modified.
That is, condenser middle portion temperature testing result Hm can be replaced by the condenser middle portion temperature Hma that will be averaged, i.e., Hm=Hma, or by the correction value Tc-J of saturation temperature, wherein J is constant, replaces condenser middle portion temperature testing result Hm, i.e., Hm=Tc-J, to be modified to condenser middle portion temperature testing result Hm.
Specifically, obtaining condenser middle portion temperature testing result Hm when interior machine is in heating state and calculating average Condenser middle portion temperature Hma, and calculate Δ Hm=Hm-Hma；
As │ Δ Hm │ < Hms, determine that condenser middle portion temperature testing result Hm is normal；As │ Δ Hm │ >=Hms, then into One step obtains the corresponding saturation temperature Tc of suction pressure of compressor Pe and Compressor Discharge Pressure Pc, and calculates Δ Tc=Tc-Hm；
As │ Δ Tc │ < Tcs, determine that condenser middle portion temperature testing result Hm is normal；
As │ Δ Tc │ >=Tcs, determine that condenser middle portion temperature testing result Hm is distorted, at this point, by will averagely condense Device middle portion temperature Hma replaces condenser middle portion temperature testing result Hm, i.e. Hm=Hma, or by the correction value Tc-J of saturation temperature, Wherein, J is constant, replaces condenser middle portion temperature testing result Hm, i.e. Hm=Tc-J.
In other words, when interior machine is in heating state, according to Compressor Discharge Pressure Pc, condenser middle portion temperature detection knot Fruit Hm and average condenser middle portion temperature Hma, judges whether condenser middle portion temperature testing result Hm is distorted, and will averagely condense The condenser of the correction value Tc+K replacement distortion of the corresponding saturation temperature Tc of device middle portion temperature Hma or suction pressure of compressor Pe Middle portion temperature testing result Hm.
Further, the 4th embodiment according to the present invention, as shown in figure 9, according to compressor pressure and condenser temperature Testing result is spent, judges whether condenser temperature testing result is distorted, further includes:
S601 obtains condensator outlet temperature detection result, and calculates average condensator outlet temperature.
It optionally, can be by the way that temperature sensor be arranged in condensator outlet, to obtain condensator outlet temperature detection result Ho, and according to the condensator outlet temperature detection result Ho of acquisition, calculate being averaged for all interior machines in refrigeration operational state Condensator outlet temperature Hoa.
S602 obtains Compressor Discharge Pressure, and obtains the corresponding saturation temperature of Compressor Discharge Pressure.
It optionally, can be by the way that pressure sensor be arranged in exhaust outlet of compressor, to obtain Compressor Discharge Pressure Pc, and root Corresponding saturation temperature Tc is obtained according to Compressor Discharge Pressure Pc.
Whether S603 judges condensator outlet temperature detection result according to average condensator outlet temperature and saturation temperature Distortion.
Further, the 4th embodiment according to the present invention, as shown in Figure 10, according to average condensator outlet temperature and Saturation temperature, judges whether condensator outlet temperature detection result is distorted, comprising:
S604 calculates the absolute value of the difference of condensator outlet temperature detection result and average condensator outlet temperature.
S605, if the absolute value of the difference of condensator outlet temperature detection result and average condensator outlet temperature is less than 7th preset value, it is determined that condensator outlet temperature detection result is normal.
That is, working as the exhausted of the difference of condensator outlet temperature detection result Ho and average condensator outlet temperature Hoa When to value │ Δ Ho │ less than the 7th preset value Hos, i.e. │ Δ Ho │ < Hos, determine that condensator outlet temperature detection result Ho is normal, Wherein, │ Δ Ho │=│ Ho-Hoa │.
S606, if the absolute value of the difference of condensator outlet temperature detection result and average condensator outlet temperature is greater than Equal to the 7th preset value, then the absolute value of the difference of condensator outlet temperature detection result and saturation temperature is calculated.
That is, working as the exhausted of the difference of condensator outlet temperature detection result Ho and average condensator outlet temperature Hoa When being more than or equal to the 7th preset value Hos, i.e. │ Δ Ho │ >=Hos to value │ Δ Ho │, condensator outlet temperature detection result Ho is calculated With the absolute value │ Δ Tc │ of the difference of saturation temperature Tc, wherein │ Δ Tc │=│ Tc-Ho │, saturation temperature Tc pass through above-mentioned implementation In Compressor Discharge Pressure Pc obtain.
S607, if the absolute value of the difference of condensator outlet temperature detection result and saturation temperature is default less than the 8th Value, it is determined that condensator outlet temperature detection result is normal.
That is, when the absolute value │ Δ Tc │ of the difference of condensator outlet temperature detection result Ho and saturation temperature Tc is small When the 8th preset value Tcs, i.e. │ Δ Tc │ < Tcs, determine that condensator outlet temperature detection result Ho is normal.
S608, if the absolute value of the difference of condensator outlet temperature detection result and saturation temperature is more than or equal to the 8th in advance If value, it is determined that the distortion of condensator outlet temperature detection result.
That is, when the absolute value │ Δ Tc │ of the difference of condensator outlet temperature detection result Ho and saturation temperature Tc is big When being equal to the second preset value Tcs, i.e. │ Δ Tc │ >=Tcs, determine that condensator outlet temperature detection result Ho is distorted.
Further, according to one embodiment of present invention, as shown in Figure 10, condensator outlet temperature detection knot is being determined After fruit distortion, further includes:
S609, according to average condensator outlet temperature or the correction value of saturation temperature, to condensator outlet temperature detection knot Fruit is modified.
That is, condensator outlet temperature detection result Ho can be replaced by the condensator outlet temperature Hoa that will be averaged, i.e., Ho=Hoa, or by the correction value Tc-Q of saturation temperature, wherein Q is constant, replaces condensator outlet temperature detection result Ho, i.e., Ho=Tc-Q, to be modified to condensator outlet temperature detection result Ho.
Specifically, obtaining condensator outlet temperature detection result Ho when interior machine is in heating state and calculating average Condensator outlet temperature Hoa, and calculate Δ Ho=Ho-Hoa；
As │ Δ Ho │ < Hos, determine that condensator outlet temperature detection result Ho is normal；As │ Δ Ho │ >=Hos, then into One step obtains the corresponding saturation temperature Tc of Compressor Discharge Pressure Pc and suction pressure of compressor Pe, and calculates Δ Tc=Tc-Ho；
As │ Δ Tc │ < Tcs, determine that condensator outlet temperature detection result Ho is normal；
As │ Δ Tc │ >=Tcs, determine that condensator outlet temperature detection result Ho is distorted, at this point, by will averagely condense Device outlet temperature Hoa replaces condensator outlet temperature detection result Ho, i.e. Ho=Hoa, or by the correction value Tc-Q of saturation temperature, Wherein, Q is constant, replaces condensator outlet temperature detection result Ho, i.e. Ho=Tc-Q.
In other words, when interior machine is in heating state, according to Compressor Discharge Pressure Pc, condensator outlet temperature detection knot Fruit Ho and average condensator outlet temperature Hoa, judges whether condensator outlet temperature detection result Ho is distorted, and will averagely condense The condenser of the correction value Tc+K replacement distortion of the corresponding saturation temperature Tc of device outlet temperature Hoa or suction pressure of compressor Pe Outlet temperature testing result Ho.
To sum up, the modification method of the interior machine temperature detection result proposed according to embodiments of the present invention, acquisition compressor pressure, Compressor temperature and interior machine temperature detection result, and according to compressor pressure, compressor temperature and interior machine temperature detection result, sentence Whether machine temperature detection result is distorted in disconnected, and in judging after the distortion of machine temperature detection result, to interior machine temperature detection knot Fruit is modified.As a result, by compressor pressure, compressor temperature and interior machine temperature detection result, interior machine temperature detection is judged As a result whether it is distorted, and interior machine temperature detection result is modified after the distortion of machine temperature detection result in determining, it is ensured that The accuracy of interior machine temperature detection result, thus, it is ensured that interior machine stability promotes user experience.
Figure 11 is the block diagram according to the correcting device of the interior machine temperature detection result of the embodiment of the present invention.
As shown in figure 11, the correcting device 100 of interior machine temperature detection result includes: to obtain module 1 and control module 2.
Wherein, module 1 is obtained for obtaining compressor pressure, compressor temperature and interior machine temperature detection result；Control mould Block 2 is used to judge whether interior machine temperature detection result is lost according to compressor pressure, compressor temperature and interior machine temperature detection result Very, and when the distortion of interior machine temperature detection result, interior machine temperature detection result is modified.
Further, according to one embodiment of present invention, interior machine temperature detection result includes evaporator temperature detection knot Fruit and condenser temperature testing result, control module 2 are also used to: whether machine is in refrigerating state in judging, and when interior machine is in When refrigerating state, according to compressor pressure, compressor temperature and evaporator temperature testing result, evaporator temperature detection knot is judged Whether fruit is distorted, and when interior machine is not at refrigerating state, judges whether interior machine is in heating state, and when interior machine is in system When Warm status, according to compressor pressure and condenser temperature testing result, judge whether condenser temperature testing result is distorted.
Further, according to one embodiment of present invention, it obtains module 1 to be also used to: obtaining the inspection of evaporator inlet temperature Survey result and suction pressure of compressor；Control module 2 is also used to: according to evaporator inlet temperature detection result, calculating average steam Device inlet temperature mean evaporator inlet temperature saturation temperature corresponding with suction pressure of compressor is obtained is sent out, and according to average steaming Device inlet temperature and saturation temperature are sent out, judges whether evaporator inlet temperature detection result is distorted.
Further, according to one embodiment of present invention, it obtains module 1 to be also used to: obtaining evaporator outlet temperature inspection Survey result and compressor air suction temperature；Control module 2 is also used to: according to evaporator outlet temperature testing result, calculating average steam Device outlet temperature is sent out, and according to mean evaporator outlet temperature and compressor air suction temperature, judges that evaporator outlet temperature detects As a result whether it is distorted.
Further, according to one embodiment of present invention, it obtains module 1 to be also used to: obtaining the inspection of condenser middle portion temperature Survey result and Compressor Discharge Pressure；Control module 2 is also used to: according to condenser middle portion temperature testing result, being calculated average cold Condenser middle portion temperature saturation temperature corresponding with Compressor Discharge Pressure is obtained, and according to average condenser middle portion temperature and saturation Temperature, judges whether condenser middle portion temperature testing result is distorted.
Further, according to one embodiment of present invention, it obtains module 1 to be also used to: obtaining the inspection of condensator outlet temperature Survey result and Compressor Discharge Pressure；Control module 2 is also used to: according to condensator outlet temperature detection result, being calculated average cold Condenser outlet temperature saturation temperature corresponding with Compressor Discharge Pressure is obtained, and according to average condensator outlet temperature and saturation Temperature, judges whether condensator outlet temperature detection result is distorted.
Further, according to one embodiment of present invention, control module 2 is also used to: calculating the inspection of evaporator inlet temperature Survey the absolute value of the difference of result and average evaporator inlet temperature；When evaporator inlet temperature detection result and mean evaporator When the absolute value of the difference of inlet temperature is less than the first preset value, determine that evaporator inlet temperature detection result is normal；Work as evaporation When the absolute value of the difference of device inlet temperature testing result and average evaporator inlet temperature is more than or equal to the first preset value, calculate The absolute value of the difference of evaporator inlet temperature detection result and saturation temperature；When evaporator inlet temperature detection result and saturation When the absolute value of the difference of temperature is less than the second preset value, determine that evaporator inlet temperature detection result is normal；When evaporator enters When the absolute value of the difference of mouth temperature detection result and saturation temperature is more than or equal to the second preset value, evaporator inlet temperature is determined Testing result distortion.
Further, according to one embodiment of present invention, control module 2 is also used to: calculating evaporator outlet temperature inspection Survey the absolute value of the difference of result and average evaporator outlet temperature；When evaporator outlet temperature testing result and mean evaporator When the absolute value of the difference of outlet temperature is less than third preset value, determine that evaporator outlet temperature testing result is normal；Work as evaporation When the absolute value of device outlet temperature testing result and the difference of average evaporator outlet temperature is more than or equal to third preset value, calculate The absolute value of the difference of evaporator outlet temperature testing result and compressor air suction temperature；When evaporator outlet temperature testing result When with the absolute value of the difference of compressor air suction temperature less than four preset values, determine that evaporator outlet temperature is normal；Work as evaporation When the absolute value of the difference of device outlet temperature testing result and compressor air suction temperature is more than or equal to four preset values, evaporation is determined The distortion of device outlet temperature testing result.
Further, according to one embodiment of present invention, control module 2 is also used to: calculating the inspection of condenser middle portion temperature Survey the absolute value of the difference of result and average condenser middle portion temperature；When condenser middle portion temperature testing result and average condenser When the absolute value of the difference of middle portion temperature is less than five preset values, determine that condenser middle portion temperature testing result is normal；Work as condensation When the absolute value of device middle portion temperature testing result and the difference of average condenser middle portion temperature is more than or equal to five preset values, calculate The absolute value of the difference of condenser middle portion temperature testing result and saturation temperature；When condenser middle portion temperature testing result and saturation When the absolute value of the difference of temperature is less than six preset values, determine that condenser middle portion temperature testing result is normal；When in condenser When the absolute value of the difference of portion's temperature and saturation temperature is more than or equal to six preset values, condenser middle portion temperature testing result is determined Distortion.
Further, according to one embodiment of present invention, control module 2 is also used to: calculating the inspection of condensator outlet temperature The absolute value of the difference of result and average condensator outlet temperature is surveyed, and works as condensator outlet temperature detection result and average condensation When the absolute value of the difference of device outlet temperature is less than seven preset values, determine that condensator outlet temperature detection result is normal；When cold When the absolute value of the difference of condenser outlet temperature testing result and average condensator outlet temperature is more than or equal to seven preset values, meter Calculate the absolute value of the difference of condensator outlet temperature detection result and saturation temperature；When condensator outlet temperature detection result and satisfy When with the absolute value of the difference of temperature less than eight preset values, determine that condensator outlet temperature detection result is normal；Work as condenser When the absolute value of the difference of outlet temperature testing result and saturation temperature is more than or equal to eight preset values, it is determined that condensator outlet Temperature detection result distortion.
Further, according to one embodiment of present invention, control module 2 is also used to: according to mean evaporator entrance temperature The correction value of degree or saturation temperature, is modified evaporator inlet temperature detection result.
Further, according to one embodiment of present invention, control module 2 is also used to: exporting temperature according to mean evaporator The correction value of degree or compressor air suction temperature, is modified evaporator outlet temperature testing result.
Further, according to one embodiment of present invention, control module 2 is also used to: according to temperature in the middle part of average condenser The correction value of degree or saturation temperature, is modified condenser middle portion temperature testing result.
Further, according to one embodiment of present invention, control module 2 is also used to: according to average condensator outlet temperature The correction value of degree or saturation temperature, is modified condensator outlet temperature detection result.
It should be noted that correcting device and the above-mentioned interior machine temperature of the interior machine temperature detection result that the embodiment of the present invention proposes The modification method for spending testing result corresponds, and details are not described herein.
To sum up, the correcting device of the interior machine temperature detection result proposed according to embodiments of the present invention is obtained by obtaining module Compressor pressure, compressor temperature and interior machine temperature detection result are taken, and by control module according to compressor pressure, compressor Temperature and interior machine temperature detection result, judge whether interior machine temperature detection result is distorted, and when interior machine temperature detection result is distorted When, interior machine temperature detection result is modified.Pass through compressor pressure, compressor temperature and interior machine temperature detection knot as a result, Fruit, judges whether interior machine temperature detection result is distorted, and examines after the distortion of machine temperature detection result to interior machine temperature in determining Result is surveyed to be modified, it is ensured that the accuracy of interior machine temperature detection result, thus, it is ensured that interior machine stability promotes user Usage experience.
It should be noted that in flow charts indicate or logic and/or step described otherwise above herein, for example, It is considered the order list of the executable instruction for realizing logic function, may be embodied in any computer can Read in medium, for instruction execution system, device or equipment (such as computer based system, including the system of processor or its He can be from instruction execution system, device or equipment instruction fetch and the system executed instruction) it uses, or combine these instruction executions System, device or equipment and use.For the purpose of this specification, " computer-readable medium " can be it is any may include, store, Communicate, propagate, or transport program is for instruction execution system, device or equipment or combines these instruction execution systems, device or sets The standby and device that uses.The more specific example (non-exhaustive list) of computer-readable medium include the following: have one or The electrical connection section (electronic device) of multiple wirings, portable computer diskette box (magnetic device), random access memory (RAM), only It reads memory (ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable light Disk read-only memory (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or its His suitable medium, because can then be edited for example by carrying out optical scanner to paper or other media, be interpreted or must It is handled when wanting with other suitable methods electronically to obtain described program, is then stored in computer storage In.
It should be appreciated that each section of the invention can be realized with hardware, software, firmware or their combination.Above-mentioned In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage Or firmware is realized.It, and in another embodiment, can be under well known in the art for example, if realized with hardware Any one of column technology or their combination are realized: having a logic gates for realizing logic function to data-signal Discrete logic, with suitable combinational logic gate circuit specific integrated circuit, programmable gate array (PGA), scene Programmable gate array (FPGA) etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any One or more embodiment or examples in can be combined in any suitable manner.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " ", " " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or hidden Containing the quantity for indicating indicated technical characteristic.Define " " as a result, the feature of " " can explicitly or implicitly include to Few this feature.In the description of the present invention, a etc. the meaning of " plurality " is at least two, such as two, unless otherwise bright It is really specific to limit.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc. Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, feature can be and "above" or "below" feature Feature directly contacts, or passes through intermediary mediate contact with feature.Moreover, feature feature " on ", " top " and " above " but feature feature directly above or obliquely above, or be merely representative of characteristic level height higher than feature.Feature exists Feature " under ", " lower section " and " following " can be feature feature directly below or obliquely below, or be merely representative of feature water Flat height is less than feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned Embodiment is changed, modifies, replacement and variant.

Claims (28)

1. a kind of modification method of interior machine temperature detection result characterized by comprising
Obtain compressor pressure, compressor temperature and interior machine temperature detection result；
According to the compressor pressure, the compressor temperature and the interior machine temperature detection result, the interior machine temperature is judged Whether testing result is distorted；
If the interior machine temperature detection result distortion, is modified the interior machine temperature detection result.
2. the method as described in claim 1, which is characterized in that the interior machine temperature detection result includes evaporator temperature detection As a result described according to the compressor pressure, the compressor temperature and the interior machine temperature with condenser temperature testing result Testing result, judges whether the interior machine temperature detection result is distorted, comprising:
Judge whether the interior machine is in refrigerating state；
If the interior machine is in refrigerating state, according to the compressor pressure, the compressor temperature and the evaporator temperature Testing result is spent, judges whether the evaporator temperature testing result is distorted；
If the interior machine is not at refrigerating state, judge whether the interior machine is in heating state；
If the interior machine is in heating state, according to the compressor pressure and the condenser temperature testing result, judgement Whether the condenser temperature testing result is distorted.
3. method according to claim 2, which is characterized in that described according to the compressor pressure, the compressor temperature With the evaporator temperature testing result, judge whether the evaporator temperature testing result is distorted, comprising:
Evaporator inlet temperature detection result is obtained, and calculates mean evaporator inlet temperature；
Suction pressure of compressor is obtained, and obtains the corresponding saturation temperature of the suction pressure of compressor；
According to the mean evaporator inlet temperature and the saturation temperature, judge that the evaporator inlet temperature detection result is No distortion.
4. method according to claim 2, which is characterized in that described according to the compressor pressure, the compressor temperature With the evaporator temperature testing result, judge whether the evaporator temperature testing result is distorted, further includes:
Evaporator outlet temperature testing result is obtained, and calculates mean evaporator outlet temperature；
Obtain compressor air suction temperature；
According to the mean evaporator outlet temperature and the compressor air suction temperature, the evaporator outlet temperature detection is judged As a result whether it is distorted.
5. method according to claim 2, which is characterized in that described according to the compressor pressure and the condenser temperature Testing result, judges whether the condenser temperature testing result is distorted, comprising:
Condenser middle portion temperature testing result is obtained, and calculates average condenser middle portion temperature；
Compressor Discharge Pressure is obtained, and obtains the corresponding saturation temperature of the Compressor Discharge Pressure；
According to the average condenser middle portion temperature and the saturation temperature, judge that the condenser middle portion temperature testing result is No distortion.
6. method according to claim 2, which is characterized in that described according to the compressor pressure and the condenser temperature Testing result, judges whether the condenser temperature testing result is distorted, further includes:
Condensator outlet temperature detection result is obtained, and calculates average condensator outlet temperature；
Compressor Discharge Pressure is obtained, and obtains the corresponding saturation temperature of the Compressor Discharge Pressure；
According to the average condensator outlet temperature and the saturation temperature, judge that the condensator outlet temperature detection result is No distortion.
7. method as claimed in claim 3, which is characterized in that described according to the mean evaporator inlet temperature and described full And temperature, judge whether the evaporator inlet temperature detection result is distorted, comprising:
Calculate the absolute value of the difference of the evaporator inlet temperature detection result and the mean evaporator inlet temperature；
If the absolute value of the difference of the evaporator inlet temperature detection result and the mean evaporator inlet temperature is less than First preset value, it is determined that the evaporator inlet temperature detection result is normal；
If the absolute value of the difference of the evaporator inlet temperature detection result and the mean evaporator inlet temperature is greater than Equal to the first preset value, then the absolute value of the difference of the evaporator inlet temperature detection result and the saturation temperature is calculated；
If the absolute value of the difference of the evaporator inlet temperature detection result and the saturation temperature less than the second preset value, Then determine that the evaporator inlet temperature detection result is normal；
If it is pre- that the absolute value of the difference of the evaporator inlet temperature detection result and the saturation temperature is more than or equal to second If value, it is determined that the evaporator inlet temperature detection result distortion.
8. method as claimed in claim 4, which is characterized in that described according to the mean evaporator outlet temperature and the pressure Contracting machine suction temperature, judges whether the evaporator outlet temperature testing result is distorted, comprising:
Calculate the absolute value of the difference of the evaporator outlet temperature testing result and the mean evaporator outlet temperature；
If the absolute value of the difference of the evaporator outlet temperature testing result and the mean evaporator outlet temperature is less than Third preset value, it is determined that the evaporator outlet temperature testing result is normal；
If the absolute value of the difference of the evaporator outlet temperature testing result and the mean evaporator outlet temperature is greater than Equal to third preset value, then the exhausted of the difference of the evaporator outlet temperature testing result and the compressor air suction temperature is calculated To value；
If the absolute value of the difference of the evaporator outlet temperature testing result and the compressor air suction temperature is less than the 4th Preset value, it is determined that the evaporator outlet temperature is normal；
If the absolute value of the difference of the evaporator outlet temperature testing result and the compressor air suction temperature is more than or equal to 4th preset value, it is determined that the evaporator outlet temperature testing result distortion.
9. method as claimed in claim 5, which is characterized in that described according to the average condenser middle portion temperature and described full And temperature, judge whether the condenser middle portion temperature testing result is distorted, comprising:
Calculate the absolute value of the difference of the condenser middle portion temperature testing result and the average condenser middle portion temperature；
If the absolute value of the condenser middle portion temperature testing result and the difference of the average condenser middle portion temperature is less than 5th preset value, it is determined that the condenser middle portion temperature testing result is normal；
If the absolute value of the condenser middle portion temperature testing result and the difference of the average condenser middle portion temperature is greater than Equal to the 5th preset value, then the absolute value of the difference of the condenser middle portion temperature testing result and the saturation temperature is calculated；
If the absolute value of the difference of the condenser middle portion temperature testing result and the saturation temperature less than the 6th preset value, Then determine that the condenser middle portion temperature testing result is normal；
If the absolute value of the difference of the condenser middle portion temperature and the saturation temperature is more than or equal to the 6th preset value, really The fixed condenser middle portion temperature testing result distortion.
10. method as claimed in claim 6, which is characterized in that described according to the average condensator outlet temperature and described Saturation temperature, judges whether the condensator outlet temperature detection result is distorted, comprising:
Calculate the absolute value of the difference of the condensator outlet temperature detection result and the average condensator outlet temperature；
If the absolute value of the difference of the condensator outlet temperature detection result and the average condensator outlet temperature is less than 7th preset value, it is determined that the condensator outlet temperature detection result is normal；
If the absolute value of the difference of the condensator outlet temperature detection result and the average condensator outlet temperature is greater than Equal to the 7th preset value, then the absolute value of the difference of the condensator outlet temperature detection result and the saturation temperature is calculated；
If the absolute value of the difference of the condensator outlet temperature detection result and the saturation temperature less than the 8th preset value, Then determine that the condensator outlet temperature detection result is normal；
If it is pre- that the absolute value of the difference of the condensator outlet temperature detection result and the saturation temperature is more than or equal to the 8th If value, it is determined that the condensator outlet temperature detection result distortion.
11. the method for claim 7, which is characterized in that described to determine the evaporator inlet temperature detection result After distortion, further includes:
According to the mean evaporator inlet temperature or the correction value of the saturation temperature, to the evaporator inlet temperature detection As a result it is modified.
12. method according to claim 8, which is characterized in that described to determine the evaporator outlet temperature testing result After distortion, further includes:
According to the mean evaporator outlet temperature or the correction value of the compressor air suction temperature, to the evaporator outlet temperature Degree testing result is modified.
13. method as claimed in claim 9, which is characterized in that described to determine the condenser middle portion temperature testing result After distortion, further includes:
According to the average condenser middle portion temperature or the correction value of the saturation temperature, the condenser middle portion temperature is detected As a result it is modified.
14. method as claimed in claim 10, which is characterized in that described to determine the condensator outlet temperature detection result After distortion, further includes:
According to the average condensator outlet temperature or the correction value of the saturation temperature, to the condensator outlet temperature detection As a result it is modified.
15. a kind of correcting device of interior machine temperature detection result characterized by comprising
Module is obtained, for obtaining compressor pressure, compressor temperature and interior machine temperature detection result；
Control module, for according to the compressor pressure, the compressor temperature and the interior machine temperature detection result, judgement Whether the interior machine temperature detection result is distorted, and when interior machine temperature detection result distortion, examines to the interior machine temperature Result is surveyed to be modified.
16. device as claimed in claim 15, which is characterized in that the interior machine temperature detection result includes evaporator temperature inspection It surveys result and condenser temperature testing result, the control module is also used to: judging whether the interior machine is in refrigerating state, and When the interior machine is in refrigerating state, examined according to the compressor pressure, the compressor temperature and the evaporator temperature It surveys as a result, judging whether the evaporator temperature testing result is distorted, and when the interior machine is not at refrigerating state, judge Whether the interior machine is in heating state, and when the interior machine is in heating state, according to the compressor pressure and described Condenser temperature testing result, judges whether the condenser temperature testing result is distorted.
17. device as claimed in claim 16, which is characterized in that
The acquisition module is also used to: obtaining evaporator inlet temperature detection result and suction pressure of compressor；
The control module is also used to: according to the evaporator inlet temperature detection result, calculating mean evaporator inlet temperature Mean evaporator inlet temperature saturation temperature corresponding with the suction pressure of compressor is obtained, and according to the average steaming Device inlet temperature and the saturation temperature are sent out, judges whether the evaporator inlet temperature detection result is distorted.
18. device as claimed in claim 16, which is characterized in that
The acquisition module is also used to: obtaining evaporator outlet temperature testing result and compressor air suction temperature；
The control module is also used to: according to the evaporator outlet temperature testing result, mean evaporator outlet temperature is calculated, And according to the mean evaporator outlet temperature and the compressor air suction temperature, the evaporator outlet temperature detection knot is judged Whether fruit is distorted.
19. device as claimed in claim 16, which is characterized in that
The acquisition module is also used to: obtaining condenser middle portion temperature testing result and Compressor Discharge Pressure；
The control module is also used to: according to the condenser middle portion temperature testing result, calculating average condenser middle portion temperature Saturation temperature corresponding with the Compressor Discharge Pressure is obtained, and according to the average condenser middle portion temperature and the saturation Temperature, judges whether the condenser middle portion temperature testing result is distorted.
20. device as claimed in claim 16, which is characterized in that
The acquisition module is also used to: obtaining condensator outlet temperature detection result and Compressor Discharge Pressure；
The control module is also used to: according to the condensator outlet temperature detection result, calculating average condensator outlet temperature Saturation temperature corresponding with the Compressor Discharge Pressure is obtained, and according to the average condensator outlet temperature and the saturation Temperature, judges whether the condensator outlet temperature detection result is distorted.
21. device as claimed in claim 17, which is characterized in that
The control module is also used to: calculating the evaporator inlet temperature detection result and the mean evaporator inlet temperature Difference absolute value；
When the absolute value of the evaporator inlet temperature detection result and the difference of the mean evaporator inlet temperature is less than When one preset value, determine that the evaporator inlet temperature detection result is normal；
When the absolute value of the evaporator inlet temperature detection result and the difference of the mean evaporator inlet temperature be greater than etc. When the first preset value, the absolute value of the difference of the evaporator inlet temperature detection result and the saturation temperature is calculated；
When the absolute value of the evaporator inlet temperature detection result and the difference of the saturation temperature is less than the second preset value, Determine that the evaporator inlet temperature detection result is normal；
It is preset when the absolute value of the evaporator inlet temperature detection result and the difference of the saturation temperature is more than or equal to second When value, the evaporator inlet temperature detection result distortion is determined.
22. device as claimed in claim 18, which is characterized in that
The control module is also used to: calculating the evaporator outlet temperature testing result and the mean evaporator outlet temperature Difference absolute value；
When the absolute value of the evaporator outlet temperature testing result and the difference of the mean evaporator outlet temperature is less than When three preset values, determine that the evaporator outlet temperature testing result is normal；
When the absolute value of the evaporator outlet temperature testing result and the difference of the mean evaporator outlet temperature be greater than etc. When third preset value, the absolute of the difference of the evaporator outlet temperature testing result and the compressor air suction temperature is calculated Value；
When the absolute value of the evaporator outlet temperature testing result and the difference of the compressor air suction temperature is pre- less than the 4th If determining that the evaporator outlet temperature is normal when value；
When the absolute value of the evaporator outlet temperature testing result and the difference of the compressor air suction temperature is more than or equal to the When four preset values, the evaporator outlet temperature testing result distortion is determined.
23. device as claimed in claim 19, which is characterized in that
The control module is also used to: calculating the condenser middle portion temperature testing result and the average condenser middle portion temperature Difference absolute value；
When the absolute value of the condenser middle portion temperature testing result and the difference of the average condenser middle portion temperature is less than the When five preset values, determine that the condenser middle portion temperature testing result is normal；
When the absolute value of the condenser middle portion temperature testing result and the difference of the average condenser middle portion temperature is greater than etc. When five preset values, the absolute value of the difference of the condenser middle portion temperature testing result and the saturation temperature is calculated；
When the absolute value of the condenser middle portion temperature testing result and the difference of the saturation temperature is less than six preset values, Determine that the condenser middle portion temperature testing result is normal；
When the condenser middle portion temperature and the absolute value of the difference of the saturation temperature are more than or equal to six preset values, determine The condenser middle portion temperature testing result distortion.
24. device as claimed in claim 20, which is characterized in that
The control module is also used to: calculating the condensator outlet temperature detection result and the average condensator outlet temperature Difference absolute value, and when the difference of the condensator outlet temperature detection result and the average condensator outlet temperature When absolute value is less than seven preset values, determine that the condensator outlet temperature detection result is normal；
When the absolute value of the condensator outlet temperature detection result and the difference of the average condensator outlet temperature is greater than etc. When seven preset values, the absolute value of the difference of the condensator outlet temperature detection result and the saturation temperature is calculated；
When the absolute value of the condensator outlet temperature detection result and the difference of the saturation temperature is less than eight preset values, Determine that the condensator outlet temperature detection result is normal；
It is preset when the absolute value of the condensator outlet temperature detection result and the difference of the saturation temperature is more than or equal to the 8th When value, it is determined that the condensator outlet temperature detection result distortion.
25. device as claimed in claim 21, which is characterized in that the control module is also used to:
According to the mean evaporator inlet temperature or the correction value of the saturation temperature, to the evaporator inlet temperature detection As a result it is modified.
26. device as claimed in claim 22, which is characterized in that the control module is also used to:
According to the mean evaporator outlet temperature or the correction value of the compressor air suction temperature, to the evaporator outlet temperature Degree testing result is modified.
27. device as claimed in claim 23, which is characterized in that the control module is also used to: according to the average condensation The correction value of device middle portion temperature or the saturation temperature is modified the condenser middle portion temperature testing result.
28. device as claimed in claim 24, which is characterized in that the control module is also used to: according to the average condensation The correction value of device outlet temperature or the saturation temperature is modified the condensator outlet temperature detection result.
CN201910004747.7A 2019-01-03 2019-01-03 Method and device for correcting temperature detection result of internal machine Active CN109798641B (en)

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