CN107356444B - Test method and test macro for transducer air conditioning - Google Patents
Test method and test macro for transducer air conditioning Download PDFInfo
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- CN107356444B CN107356444B CN201710448982.4A CN201710448982A CN107356444B CN 107356444 B CN107356444 B CN 107356444B CN 201710448982 A CN201710448982 A CN 201710448982A CN 107356444 B CN107356444 B CN 107356444B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
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Abstract
The present invention relates to the test methods and test macro for transducer air conditioning.The test method includes executing following steps in the test under various working respectively: obtaining the delivery temperature of the compressor of transducer air conditioning；And corresponding upconversion operation or the operation that abends are executed according to the temperature range control compressor where the delivery temperature of compressor.Under the specified maximum cooling capacity operating condition and specified maximum heating capacity operating condition for testing performance of the transducer air conditioning when its compressor is run with highest frequency, the minimum endpoint value of the temperature range to abend corresponding to compressor is set greater than the minimum endpoint value for corresponding to the temperature range that compressor abends under other any operating conditions, to ensure that the running frequency of compressor when testing does not fluctuate, so that it is guaranteed that the refrigerating capacity and overall power etc. of air conditioner do not fluctuate, to stablize the properties for being effectively tested transducer air conditioning in specified maximum cooling capacity and specified maximum heating capacity.
Description
Technical field
The present invention relates to the measuring technologies of air conditioner, more particularly to a kind of test method and survey for transducer air conditioning
Test system.
Background technique
Since air conditioner carries out APF Energy Efficiency Standard, specified maximum cooling capacity just plays a key player.In GB/
Specified maximum cooling capacity is that (19 DEG C of 27 DEG C/wet bulb of indoor dry bulb, outside are dry in declared working condition in T21455-2013 standard
24 DEG C of 35 DEG C/wet bulb of ball) and rated condition under compressor be at least stable fortune under maximum permissible speed (highest frequency operation)
Row is tested after 1 hour.In the case where other conditions are constant, the delivery temperature of compressor and the running frequency of compressor are
Directly proportional, i.e. the frequency of compressor operation is higher, and delivery temperature will be higher.Therefore, common test method is to pass through
Detect compressor delivery temperature adjust compressor running frequency, to ensure air conditioner stable operation, thus to air conditioner into
The test of row properties.However, compressor is run non-in the case where specified maximum refrigeration determines frequency mode in existing test method
It is often unstable, often there is the case where running of abending, is unfavorable for the test of air conditioner maximum cooling capacity performance, or even cannot
Accurately and effectively performance of the testing air conditioner device in specified maximum cooling capacity.
Summary of the invention
One purpose of first aspect present invention is intended to overcome at least one defect in the prior art, and providing one kind can
Stablize the test side for being effectively tested properties of the transducer air conditioning in specified maximum cooling capacity and specified maximum heating capacity
Method.
Another purpose of first aspect present invention is to ensure that compressor can be transported steadily in entire test process
Row.
Another purpose of first aspect present invention is to improve the accuracy of delivery temperature detection, avoids malfunctioning.
The purpose of second aspect of the present invention is to provide a kind of test macro for transducer air conditioning.
According to the first aspect of the invention, the present invention provides a kind of test method for transducer air conditioning, including respectively
Following steps are executed in the test under various working:
Obtain the delivery temperature of the compressor of the transducer air conditioning；And
Temperature range where the delivery temperature of the compressor controls the compressor and executes corresponding frequency conversion behaviour
Make or the operation that abends；Wherein
In the specified maximum system for testing performance of the transducer air conditioning when its compressor is run with highest frequency
Under cooling capacity operating condition and specified maximum heating capacity operating condition, the smallest end corresponding to the temperature range that the compressor abends
Point value is set greater than the smallest end for corresponding to the temperature range that the compressor abends under other any operating conditions
Point value.
Optionally, the compressor is controlled according to the temperature range where the delivery temperature of the compressor to execute accordingly
Upconversion operation or the step of operating of abending specifically include:
When the delivery temperature of the compressor is in (0, T1] temperature range when, control the compressor with First Speed
V1Quick raising frequency；
When the delivery temperature of the compressor is in (T1, T2] temperature range when, control the compressor with second speed
V2Raising frequency at a slow speed；
When the delivery temperature of the compressor is in (T2, T3] temperature range when, control the compressor frequency keep
It is constant；
When the delivery temperature of the compressor is in (T3, T4] temperature range when, control the compressor with second speed
V3Frequency reducing at a slow speed；
When the delivery temperature of the compressor is in (T4, T5] temperature range when, control the compressor with second speed
V4Quick frequency reducing；And
When the delivery temperature of the compressor is in (T5, ∞) temperature range when, control the compressor and execute exception
It stops operation；
Wherein, T5>T4>T3>T2>T1, V1>V2, V4>V3。
Optionally, under the specified maximum cooling capacity operating condition and the specified maximum heating capacity operating condition, T1、T2、T3、T4、
T5Value be respectively greater than under other any operating conditions T1、T2、T3、T4、T5Value.
Optionally, after compressor execution abends operation, the test method further include:
When the delivery temperature that the duration that the compressor abends is more than the first preset duration or the compressor is less than
T1When, control the compressor restarting operation.
Optionally, when the delivery temperature of the compressor is in (T5, ∞) temperature range when, control the compressor and hold
Capable the step of operating of abending specifically includes:
When the delivery temperature of the compressor is more than T5And after continuing the second preset duration, according to the scheduled time cycle
The delivery temperature of compressor described in repeated detection, if the delivery temperature of the compressor measured every time is more than T5, then control
The compressor executes the operation that abends.
Optionally, the step of obtaining the delivery temperature of the compressor specifically includes: detecting according to the preset time cycle
The delivery temperature n times of the compressor, and take the average value of n times testing result as the exhaust of the accessed compressor
Temperature；And
The operation for detecting the delivery temperature of the compressor every time includes: to connect to the delivery temperature of the compressor
Continuous m sampling, and sampled result is ranked up according to size, the average value of the sampled result of centre two after taking sequence is made
For the measured delivery temperature of this detection, wherein n is the integer more than or equal to 10, and m is the even number more than or equal to 2.
Optionally, before the step of obtaining the delivery temperature of the compressor, the test method further include:
It is abnormal to judge that the operation of the temperature acquisition module of the delivery temperature for obtaining the compressor whether there is, if
It is the instruction for then providing the temperature acquisition module and breaking down；Start to obtain institute if it is not, then controlling the temperature acquisition module
State the delivery temperature of compressor.
According to the second aspect of the invention, the present invention also provides a kind of test macros for transducer air conditioning, comprising:
Temperature acquisition module, the delivery temperature of the compressor for obtaining the transducer air conditioning；
Comparison module, the delivery temperature of the compressor for obtaining temperature acquisition module mould compared with described
Preset temperature range compares in block, with the temperature range where the delivery temperature of the determination compressor；And
Control module controls the compressor for the temperature range where the delivery temperature according to the compressor and executes
Corresponding upconversion operation or the operation that abends；Wherein
It is preset in the comparison module to be run for testing the transducer air conditioning in its compressor with highest frequency
When performance specified maximum cooling capacity operating condition and specified maximum heating capacity operating condition under correspond to what the compressor abended
The minimum endpoint value of the temperature range is greater than and corresponds to the temperature that the compressor abends under other any operating conditions
Spend the minimum endpoint value in section.
Optionally, the control module is configured to be in (0, T in the delivery temperature of the compressor1] temperature range when
The compressor is controlled with First Speed V1Quick raising frequency is in (T in the delivery temperature of the compressor1, T2] temperature range
When control the compressor with second speed V2At a slow speed raising frequency, in the delivery temperature of the compressor be in (T2, T3] humidity province
Between when control the frequency of the compressor and remain unchanged, be in (T in the delivery temperature of the compressor3, T4] temperature range when
The compressor is controlled with second speed V3At a slow speed frequency reducing, in the delivery temperature of the compressor be in (T4, T5] temperature range
When control the compressor with second speed V4Quick frequency reducing is in (T in the delivery temperature of the compressor5, ∞) humidity province
Between when control compressor execution and abend operation；
Wherein, T5>T4>T3>T2>T1, V1>V2, V4>V3。
Optionally, preset in the comparison module to be heated in the specified maximum cooling capacity operating condition with the specified maximum
Measure the T under operating condition1、T2、T3、T4、T5Value be respectively greater than the preset T under other any operating conditions in its1、T2、T3、T4、T5's
Value.
In test method of the invention, by pair under specified maximum cooling capacity operating condition and specified maximum heating capacity working condition measurement
It should individually be taken out in the minimum endpoint value for the temperature range that compressor abends, make it independently of the test of other operating conditions,
And it is specifically designed to be greater than the minimum endpoint value for corresponding to the temperature range that compressor abends under other any working condition measurements,
I.e. the present invention improves promotes compressor to abend under specified maximum cooling capacity operating condition and specified maximum heating capacity working condition measurement
The threshold value of the delivery temperature of operation relaxes the range of delivery temperature protection, it can be ensured that test specified maximum cooling capacity as a result,
When compressor running frequency do not fluctuate, so that it is guaranteed that the refrigerating capacity and overall power etc. of compressor exhaust temperature, air conditioner
It does not fluctuate, ensure that air conditioner stable operation, be effectively tested transducer air conditioning in specified maximum cooling capacity and specified to stablize
Properties when maximum heating capacity.
Further, under specified maximum cooling capacity operating condition and specified maximum heating capacity operating condition, the end of each temperature range
Point value all increases compared to other operating conditions, stability of compressor during raising frequency and frequency reducing is ensured that, into one
Step ensure that compressor being capable of stable operation in entire test process.
Further, when the delivery temperature of compressor is more than set temperature value, the present invention is continuing the second preset duration
Afterwards, super and if only if the delivery temperature measured every time according still further to scheduled time cycle repeated detection compressor exhaust temperature
Just control compressor executes the operation that abends when crossing set temperature value, it is ensured that the accuracy of delivery temperature detection avoids
Because detection error or other improper factors cause compressor out of service when should not stop.
Further, the present invention obtains the delivery temperature of compressor by the method that repeated detection is averaged, and every
Secondary detection is by multiple repairing weld, and the average value of two values in centre after taking in magnitude order is as this testing result,
Improve the accuracy of delivery temperature detection.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is the schematic flow chart of the test method according to an embodiment of the invention for transducer air conditioning；
Fig. 2 is the schematic flow chart of the test method in accordance with another embodiment of the present invention for transducer air conditioning；
Fig. 3 is the schematic block diagram of the test macro according to an embodiment of the invention for transducer air conditioning.
Specific embodiment
The embodiment of the present invention provides a kind of test method for transducer air conditioning first.Fig. 1 is one according to the present invention
The schematic flow chart of the test method for transducer air conditioning of embodiment.The test method includes respectively under various working
Test in execute following steps:
Step S102 obtains the delivery temperature of the compressor of transducer air conditioning；And
Step S104 executes corresponding frequency conversion according to the temperature range control compressor where the delivery temperature of compressor and grasps
Make or the operation that abends.
Particularly, in the specified maximum for testing performance of the transducer air conditioning when its compressor is run with highest frequency
Under refrigerating capacity operating condition and specified maximum heating capacity operating condition, the minimum endpoint value of the temperature range to abend corresponding to compressor is set
It is set to the minimum endpoint value for being greater than and corresponding to the temperature range that compressor abends under other any operating conditions.Specifically, In
When testing the performance of transducer air conditioning, generally include a variety of different operating conditions, for example, in addition to specified maximum cooling capacity and
Except specified maximum heating capacity, there are also rated cooling capacities, specified intermediate refrigerating capacity, specified heating capacity, volume for other common operating conditions
Fixed intermediate heating capacity determines frequency low-temperature heating capacity, the outer circumstance temperature frequency limit of refrigeration, the outer circumstance temperature frequency limit of heating, maximum operation refrigeration, maximum fortune
Row heating etc..
In test method of the invention, by pair under specified maximum cooling capacity operating condition and specified maximum heating capacity working condition measurement
It should individually be taken out in the minimum endpoint value for the temperature range that compressor abends, make it independently of the test of other operating conditions,
And it is specifically designed to be greater than the minimum endpoint value for corresponding to the temperature range that compressor abends under other any working condition measurements,
I.e. the present invention improves promotes compressor to abend under specified maximum cooling capacity operating condition and specified maximum heating capacity working condition measurement
The threshold value of the delivery temperature of operation relaxes the range of delivery temperature protection, it can be ensured that test specified maximum cooling capacity as a result,
When compressor running frequency do not fluctuate, so that it is guaranteed that the refrigerating capacity and overall power etc. of compressor exhaust temperature, air conditioner
It does not fluctuate, ensure that air conditioner stable operation, be effectively tested transducer air conditioning in specified maximum cooling capacity and specified to stablize
Properties when maximum heating capacity.
In some embodiments of the invention, it is held according to the temperature range control compressor where the delivery temperature of compressor
The corresponding upconversion operation of row or the step of operating of abending specifically include:
When the delivery temperature of compressor is in (0, T1] temperature range when, control compressor with First Speed V1Quickly rise
Frequently；When the delivery temperature of compressor is in (T1, T2] temperature range when, control compressor with second speed V2Raising frequency at a slow speed；When
The delivery temperature of compressor is in (T2, T3] temperature range when, the frequency for controlling compressor remains unchanged；As the row of compressor
Temperature degree is in (T3, T4] temperature range when, control compressor with second speed V3Frequency reducing at a slow speed；When the exhaust temperature of compressor
Degree is in (T4, T5] temperature range when, control compressor with second speed V4Quick frequency reducing；And the exhaust temperature when compressor
Degree is in (T5, ∞) temperature range when, control compressor execution abends operation；Wherein, T5>T4>T3>T2>T1, V1>V2,
V4>V3.The above-mentioned temperature range to abend corresponding to compressor is (T5, ∞), the minimum endpoint value of the temperature range is
T5.That is, the delivery temperature when compressor is more than T5When, compressor can be promoted to abend operation.
Further, T1、T2、T3、T4、T5、V1、V2、V3And V4It is preset value in system.Wherein, V1It can wait
In V3, V2V can be equal to4.Specifically, in one embodiment, V1And V3It can be 0.1 Hertz per second, V2And V4It can be equal
For 1 Hertz per second.
In some embodiments of the invention, under specified maximum cooling capacity operating condition and specified maximum heating capacity operating condition, T1、
T2、T3、T4、T5Value be respectively greater than under other any operating conditions T1、T2、T3、T4、T5Value.That is, in specified maximum system
Under cooling capacity operating condition and specified maximum heating capacity operating condition, the endpoint value of each temperature range all increases compared to other operating conditions,
It ensures that stability of compressor during raising frequency and frequency reducing, further ensures compressor in entire test process
It being capable of stable operation.
Specifically, in one embodiment of the invention, in specified maximum cooling capacity operating condition and specified maximum heating capacity work
Under condition, T1、T2、T3、T4、T5Value be respectively 93 DEG C, 95 DEG C, 100 DEG C, 105 DEG C, 110 DEG C.Under other operating conditions, T1、T2、T3、
T4、T5Value be respectively 88 DEG C, 91 DEG C, 95 DEG C, 100 DEG C, 105 DEG C.That is, under other operating conditions, when the exhaust of compressor
After temperature rises to over 105 DEG C, compressor will controllably abend.In specified maximum cooling capacity operating condition and specified maximum
Under heating capacity operating condition, after the delivery temperature of compressor rises to over 110 DEG C, compressor just can controllably abend.By
This, allows compressor to be kept for the stable operation regular hour without shutting down with highest frequency, exists convenient for test transducer air conditioning
Properties under the state.
In some embodiments of the invention, after compressor execution abends operation, the test side of transducer air conditioning
Method further include: when the delivery temperature that the duration that compressor abends is more than the first preset duration or compressor is less than T1When, control
Compressor restarting operation processed.That is, when the duration that compressor abends is more than the first preset duration and compressor
Delivery temperature be less than T1When any of the two conditions meet, compressor can resume operation again without damaging
It is bad.First preset duration is preset time span in system, and value for example can be 3 minutes.
In some embodiments of the invention, when the delivery temperature of compressor is in (T5, ∞) temperature range when, control
Compressor executes the step of operating of abending and specifically includes: when the delivery temperature of compressor is more than T5And it is default to continue second
After duration, according to the delivery temperature of scheduled time cycle repeated detection compressor, if the exhaust temperature of the compressor measured every time
Degree is more than T5, then control compressor and execute the operation that abends.That is, the delivery temperature in compressor is more than setting temperature
Angle value T5When, the present invention is after continuing the second preset duration, according still further to scheduled time cycle repeated detection compressor air-discharging temperature
Degree, just control compressor executes the operation that abends when the delivery temperature measured every time is more than set temperature value,
The accuracy for ensuring delivery temperature detection, avoids because detection error or other improper factors cause compressor that should not stop
It is out of service when only.
Further, the second preset duration and above-mentioned scheduled time cycle are preset time span in system, the
The value of two preset durations for example can be 20 seconds, and the above-mentioned scheduled time cycle for example can be 10 minutes.Specifically, this hair
Bright test method can detect 3 times, every the delivery temperature of 10 minutes detection first compression machines if the row measured every time in total
Temperature degree is more than T5, then control compressor and execute the operation that abends.After compressor abends, it can make a sound, light
Failure is sent to indoor or other suitable places by character or other suitable prompts or warning.
In some embodiments of the invention, the step of obtaining the delivery temperature of compressor specifically includes: according to preset
Time cycle detects the delivery temperature n times of compressor, and takes the average value of n times testing result as accessed compressor
Delivery temperature.
Further, the operation of the delivery temperature of detection compressor includes: to carry out to the delivery temperature of compressor every time
Continuous m sampling, and sampled result is ranked up according to size, the average value of two sampled results in centre after taking sequence
The delivery temperature measured as this detection, wherein n is the integer more than or equal to 10, and m is the even number more than or equal to 2.
That is, the present invention obtains the delivery temperature of compressor by the method that repeated detection is averaged, and every
Secondary detection is by multiple repairing weld, and the average value of two values in centre after taking in magnitude order is as this testing result,
Improve the accuracy of delivery temperature detection.
Specifically, above-mentioned preset time cycle and m and n are preset parameter in system.In one embodiment
In, m and n may respectively be 8 and 100, and the above-mentioned preset time cycle for example can be 5 milliseconds.I.e. temperature acquisition module can be with every
The delivery temperature of the time detection first compression machine at 5 milliseconds of interval, detects 100 times altogether, takes the average value of 100 testing results
Delivery temperature as the compressor got.During each detection, temperature acquisition module is all made of to delivery temperature
The detection mode for carrying out continuous sampling 8 times, is then ranked up 8 sampled results according still further to size, after finally taking sequence
The delivery temperature that the average value of intermediate two values is measured as this.
Fig. 2 is the schematic flow chart of the test method in accordance with another embodiment of the present invention for transducer air conditioning.
In other embodiments of the invention, before the step of obtaining the delivery temperature of compressor, the test side of transducer air conditioning
Method further include: it is abnormal to judge that the operation of the temperature acquisition module of the delivery temperature for obtaining compressor whether there is, if so,
Provide the instruction of temperature acquisition module failure；Start to obtain the exhaust temperature of compressor if it is not, then controlling temperature acquisition module
Degree.That is, in other embodiments of the invention, test method further include: step S101, judgement is for obtaining compression
The operation of the temperature acquisition module of the delivery temperature of machine is with the presence or absence of abnormal.If so, going to step S103: providing temperature and obtain mould
The instruction that block breaks down；If it is not, then going to step S102: obtaining the delivery temperature of compressor.
Further, temperature acquisition module can be temperature sensor, can be by detecting whether its resistance value is more than pre-
If threshold value determine whether it breaks down.In general, it if there are failures for temperature acquisition module, must be opened in compressor
Alarm ten minutes later after opening.
The embodiment of the present invention also provides a kind of test macro for transducer air conditioning.Fig. 3 is a reality according to the present invention
Apply the schematic block diagram of the test macro for transducer air conditioning of example, the test macro include temperature acquisition module 20,
Comparison module 30 and control module 40.Temperature acquisition module 20 is used to obtain the delivery temperature of the compressor of transducer air conditioning.Than
Compared with preset humidity province in the delivery temperature and comparison module 30 of compressor of the module 30 for obtaining temperature acquisition module 20
Between compare, to determine the temperature range where the delivery temperature of compressor.Control module 40 is used for the exhaust according to compressor
Temperature range control compressor where temperature executes corresponding upconversion operation or the operation that abends.
Particularly, preset in comparison module 30 to be run for testing transducer air conditioning in its compressor with highest frequency
When performance specified maximum cooling capacity operating condition and specified maximum heating capacity operating condition under correspond to the temperature that compressor abends
The minimum endpoint value in section is greater than the minimum endpoint for corresponding to the temperature range that compressor abends under other any operating conditions
Value.It that is to say, it is preset in specified maximum cooling capacity operating condition and under specified maximum heating capacity operating condition in comparison module 30, promote to press
The temperature threshold that contracting machine abends is greater than the temperature threshold for promoting compressor to abend under other any operating conditions.As a result,
Relaxing the range of delivery temperature protection, it can be ensured that the running frequency of compressor does not fluctuate when testing specified maximum cooling capacity,
So that it is guaranteed that the refrigerating capacity and overall power etc. of compressor exhaust temperature, air conditioner do not fluctuate, it ensure that air conditioner stablizes fortune
Row, to stablize the properties for being effectively tested transducer air conditioning in specified maximum cooling capacity and specified maximum heating capacity.
In some embodiments of the invention, control module 40 is configured to be in (0, T in the delivery temperature of compressor1]
Compressor is controlled when temperature range with First Speed V1Quick raising frequency is in (T in the delivery temperature of compressor1, T2] humidity province
Between when control compressor with second speed V2At a slow speed raising frequency, in the delivery temperature of compressor be in (T2, T3] temperature range time control
The frequency of compressor processed remains unchanged, is in (T in the delivery temperature of compressor3, T4] temperature range when control compressor with the
Two speed V3At a slow speed frequency reducing, in the delivery temperature of compressor be in (T4, T5] temperature range when control compressor with second speed
V4Quick frequency reducing is in (T in the delivery temperature of compressor5, ∞) temperature range when control compressor execution abend behaviour
Make；Wherein, T5>T4>T3>T2>T1, V1>V2, V4>V3.The above-mentioned temperature range to abend corresponding to compressor is (T5,
∞), the minimum endpoint value of the temperature range is T5.That is, the delivery temperature when compressor is more than T5When, it can promote
Compressor abends operation.
In some embodiments of the invention, in comparison module 30 it is preset in specified maximum cooling capacity operating condition and it is specified most
T under great heating capacity operating condition1、T2、T3、T4、T5Value be respectively greater than the preset T under other any operating conditions in its1、T2、T3、T4、
T5Value.That is, under specified maximum cooling capacity operating condition and specified maximum heating capacity operating condition, the endpoint of each temperature range
Value all increases compared to other operating conditions, ensures that stability of compressor during raising frequency and frequency reducing, further
It ensure that compressor being capable of stable operation in entire test process.
In some embodiments of the invention, it is more than that control module 40, which is configured to the duration to abend when compressor,
One preset duration or the delivery temperature of compressor are less than T1When, control compressor restarting operation.
In some embodiments of the invention, control module 40 is configured to when the delivery temperature of compressor be more than T5, simultaneously
After continuing the second preset duration, temperature acquisition module 20 is controlled according to the exhaust temperature of scheduled time cycle repeated detection compressor
Degree, and in the delivery temperature of the compressor measured every time more than T5When control compressor abend, to avoid because detection miss
Difference or other improper factors cause compressor out of service when should not stop.
In some embodiments of the invention, control module 40 is configured to the control when obtaining the delivery temperature of compressor
Temperature acquisition module 20 detects the delivery temperature n times of compressor according to the preset time cycle, and takes being averaged for n times testing result
It is worth the delivery temperature as accessed compressor.
In some embodiments of the invention, control module 40 is configured in the delivery temperature of detection compressor every time
Control temperature acquisition module 20 carries out continuous m times sampling to delivery temperature, and is ranked up according to size to sampled result,
The average value of two sampled results in centre after the taking sequence delivery temperature measured as this detection.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or deduce out many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers all such other variations or modifications.
Claims (10)
1. a kind of test method for transducer air conditioning, including executing following steps in the test under various working respectively:
Obtain the delivery temperature of the compressor of the transducer air conditioning；And
Temperature range where the delivery temperature of the compressor control the compressor execute corresponding upconversion operation or
Abend operation；Wherein
In the specified maximum cooling capacity for testing performance of the transducer air conditioning when its compressor is run with highest frequency
Under operating condition and specified maximum heating capacity operating condition, the minimum endpoint value corresponding to the temperature range that the compressor abends
It is set greater than the minimum endpoint value for corresponding to the temperature range that the compressor abends under other any operating conditions.
2. test method according to claim 1, wherein
Temperature range where the delivery temperature of the compressor control the compressor execute corresponding upconversion operation or
The step of operating of abending specifically includes:
When the delivery temperature of the compressor is in (0, T1] temperature range when, control the compressor with First Speed V1Fastly
Fast raising frequency；
When the delivery temperature of the compressor is in (T1, T2] temperature range when, control the compressor with second speed V2Slowly
Fast raising frequency；
When the delivery temperature of the compressor is in (T2, T3] temperature range when, control the compressor frequency keep not
Become；
When the delivery temperature of the compressor is in (T3, T4] temperature range when, control the compressor with second speed V3Slowly
Prompt drop frequency；
When the delivery temperature of the compressor is in (T4, T5] temperature range when, control the compressor with second speed V4Fastly
Prompt drop frequency；And
When the delivery temperature of the compressor is in (T5, ∞) temperature range when, control compressor execution and abend behaviour
Make；
Wherein, T5>T4>T3>T2>T1, V1>V2, V4>V3。
3. test method according to claim 2, wherein
Under the specified maximum cooling capacity operating condition and the specified maximum heating capacity operating condition, T1、T2、T3、T4、T5Value difference it is big
In the T under other any operating conditions1、T2、T3、T4、T5Value.
4. test method according to claim 2, wherein
After compressor execution abends operation, the test method further include:
When the delivery temperature that the duration that the compressor abends is more than the first preset duration or the compressor is less than T1When,
Control the compressor restarting operation.
5. test method according to claim 2, wherein
When the delivery temperature of the compressor is in (T5, ∞) temperature range when, control compressor execution and abend behaviour
As the step of specifically include:
When the delivery temperature of the compressor is more than T5And after continuing the second preset duration, repeatedly examined according to the scheduled time cycle
The delivery temperature of the compressor is surveyed, if the delivery temperature of the compressor measured every time is more than T5, then the pressure is controlled
Contracting machine executes the operation that abends.
6. test method according to claim 1, wherein
The step of obtaining the delivery temperature of the compressor specifically includes: detecting the compressor according to the preset time cycle
Delivery temperature n times, and take the average value of n times testing result as the delivery temperature of the accessed compressor；And
The operation for detecting the delivery temperature of the compressor every time includes: to carry out continuous m to the delivery temperature of the compressor
Secondary sampling, and sampled result is ranked up according to size, the average value conduct of the sampled result of centre two after taking sequence
The measured delivery temperature of this detection, wherein n is the integer more than or equal to 10, and m is the even number more than or equal to 2.
7. test method according to claim 1, wherein
Before the step of obtaining the delivery temperature of the compressor, the test method further include:
It is abnormal to judge that the operation of the temperature acquisition module of the delivery temperature for obtaining the compressor whether there is, if so,
Provide the instruction that the temperature acquisition module breaks down；Start to obtain the pressure if it is not, then controlling the temperature acquisition module
The delivery temperature of contracting machine.
8. a kind of test macro for transducer air conditioning, comprising:
Temperature acquisition module, the delivery temperature of the compressor for obtaining the transducer air conditioning；
In comparison module, the delivery temperature of the compressor for obtaining the temperature acquisition module and the comparison module
Preset temperature range compares, with the temperature range where the delivery temperature of the determination compressor；And
Control module controls the compressor for the temperature range where the delivery temperature according to the compressor and executes accordingly
Upconversion operation or the operation that abends；Wherein
It is preset for testing the transducer air conditioning when its compressor is run with highest frequency in the comparison module
It abends under the specified maximum cooling capacity operating condition of performance and specified maximum heating capacity operating condition corresponding to the compressor described
The minimum endpoint value of temperature range is greater than and corresponds to the humidity province that the compressor abends under other any operating conditions
Between minimum endpoint value.
9. test macro according to claim 8, wherein
The control module is configured to be in (0, T in the delivery temperature of the compressor1] temperature range when control the compression
Machine is with First Speed V1Quick raising frequency is in (T in the delivery temperature of the compressor1, T2] temperature range when control the pressure
Contracting machine is with second speed V2At a slow speed raising frequency, in the delivery temperature of the compressor be in (T2, T3] temperature range when control described in
The frequency of compressor remains unchanged, is in (T in the delivery temperature of the compressor3, T4] temperature range when control the compression
Machine is with second speed V3At a slow speed frequency reducing, in the delivery temperature of the compressor be in (T4, T5] temperature range when control the pressure
Contracting machine is with second speed V4Quick frequency reducing is in (T in the delivery temperature of the compressor5, ∞) temperature range when control described in
Compressor executes the operation that abends；
Wherein, T5>T4>T3>T2>T1, V1>V2, V4>V3。
10. test macro according to claim 9, wherein
It is preset in the specified maximum cooling capacity operating condition and under the specified maximum heating capacity operating condition in the comparison module
T1、T2、T3、T4、T5Value be respectively greater than the preset T under other any operating conditions in its1、T2、T3、T4、T5Value.
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| CN109579226B (en) * | 2018-09-30 | 2021-07-20 | 广东美的制冷设备有限公司 | Method and system for detecting operation capacity of air conditioner |
| CN109323384B (en) * | 2018-09-30 | 2021-04-20 | 广东美的制冷设备有限公司 | Method and system for detecting operation capacity of air conditioner |
| CN109323361B (en) * | 2018-09-30 | 2021-08-20 | 广东美的制冷设备有限公司 | Method and system for detecting operation capacity of air conditioner |
| CN109357364B (en) * | 2018-09-30 | 2021-07-20 | 广东美的制冷设备有限公司 | Method and system for detecting operation capacity of air conditioner |
| CN110057060B (en) * | 2019-03-19 | 2021-07-27 | 重庆海尔空调器有限公司 | Control method for frequency adjustment of air conditioner compressor and air conditioner |
| CN110553363B (en) * | 2019-09-03 | 2020-08-04 | 广东美的制冷设备有限公司 | Control method for air conditioner intermediate capacity, air conditioner and storage medium |
| CN111397128A (en) * | 2020-03-27 | 2020-07-10 | 广东美的制冷设备有限公司 | High-temperature sterilization method, frequency control method and air conditioner |
| CN111723005B (en) * | 2020-05-25 | 2022-08-23 | 四川九洲电器集团有限责任公司 | Configuration method of automatic test software of test system |
| CN112762586A (en) * | 2021-01-21 | 2021-05-07 | 广东积微科技有限公司 | Frequency correction control method for parallel multi-split compressor |
| CN113790508B (en) * | 2021-10-19 | 2022-09-30 | 宁波奥克斯电气股份有限公司 | APF automatic debugging control method and device, computer equipment and computer readable storage medium |
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