CN108363384B - A kind of test macro of air conditioner variable-frequency controller - Google Patents
A kind of test macro of air conditioner variable-frequency controller Download PDFInfo
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- CN108363384B CN108363384B CN201810140449.6A CN201810140449A CN108363384B CN 108363384 B CN108363384 B CN 108363384B CN 201810140449 A CN201810140449 A CN 201810140449A CN 108363384 B CN108363384 B CN 108363384B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0256—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults injecting test signals and analyzing monitored process response, e.g. injecting the test signal while interrupting the normal operation of the monitored system; superimposing the test signal onto a control signal during normal operation of the monitored system
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- Air Conditioning Control Device (AREA)
Abstract
The present invention provides a kind of test macros of air conditioner variable-frequency controller, comprising: load simulation module, for controlling the operation of air conditioner variable-frequency controller bringing onto load；Host computer, for sending at least one target detection instruction in software test instruction, UVW detection control instruction, PFC module test instruction, the instruction of phase current sensing circuit test, ac bus voltage detection module test instruction, DC bus-bar voltage test instruction and the test instruction of DC bus-bar voltage detection module to slave computer, it receives every target detection that slave computer is sent and instructs corresponding test data, corresponding test data is instructed according to every target detection, determines whether air conditioner variable-frequency controller is normal；Slave computer obtains every target detection of air conditioner variable-frequency controller and instructs corresponding test data, instruct corresponding test data to be sent to host computer every target detection for sending target detection instruction according to host computer.The present invention being capable of more easily testing air conditioner frequency-variable controller.
Description
Technical field
The present invention relates to the field of test technology, in particular to a kind of test macro of air conditioner variable-frequency controller.
Background technique
Air conditioner variable-frequency controller is an important component of air-conditioning, currently, the test to air conditioner variable-frequency controller is mainly
It is realized by artificial mode.Specifically, manually by the measuring tools such as voltmeter, ammeter to air conditioner variable-frequency controller into
Row measurement judges air conditioner variable-frequency controller with the presence or absence of failure based on numerical value is measured by artificial experience.
As can be seen from the above description, in the prior art by artificial mode come testing air conditioner frequency converter, test is inconvenient.
Summary of the invention
The embodiment of the invention provides a kind of detection systems of air conditioner variable-frequency controller, can more easily testing air conditioner become
Frequency controller.
In a first aspect, the embodiment of the invention provides a kind of test macros of air conditioner variable-frequency controller, comprising:
Host computer, slave computer and load simulation module；
The host computer is connected with the slave computer；The slave computer is connected with air conditioner variable-frequency controller；The load mould
Quasi- module is connected with the air conditioner variable-frequency controller；
The load simulation module, for simulating the load of the air conditioner variable-frequency controller, by the load of simulation export to
The air conditioner variable-frequency controller, so that the air conditioner variable-frequency controller bringing onto load is run；
The host computer, for sending software test instruction to the slave computer, UVW detects control instruction, PFC (Power
Factor Correction, PFC) module testing instruction, the instruction of phase current sensing circuit test, ac bus electricity
It presses in detection module test instruction, DC bus-bar voltage test instruction and the test instruction of DC bus-bar voltage detection module at least
One target detection instruction receives every that the slave computer the is sent target detection and instructs corresponding test data, according to
Every target detection instructs corresponding test data, determines whether the air conditioner variable-frequency controller is normal；
The slave computer instructs for sending at least one target detection according to the host computer, obtains the sky
It adjusts the frequency-variable controller every target detection to instruct corresponding test data, every target detection is instructed into corresponding institute
It states test data and is sent to the host computer.
With reference to first aspect, in the first possible implementation of the first aspect,
It includes: program data that the software test, which instructs in corresponding test data,；
The host computer receives what the slave computer was sent for sending the software test instruction to the slave computer
Described program data carry out verification detection according to software of the described program data to the air conditioner variable-frequency controller, determine described in
Whether the software of air conditioner variable-frequency controller is normal；
The slave computer, for when receiving the software test instruction that the host computer sends, from the air-conditioning
Described program data are obtained in the RAM of frequency-variable controller, and described program data are sent to the host computer.
With reference to first aspect, in the second possible implementation of the first aspect,
Include: in the corresponding test data of the UVW detection control instruction UVW three-phase current waveform, the first U phase it is electric
Stream, the first V phase current and the first W phase current；
The host computer is further used for saving UVW three-phase normalized current waveform, the first U phase normalized current, the first V phase
Normalized current, the first W phase normalized current, the first U phase current threshold value, the first V phase current threshold value and the first W phase current threshold value；
It include: the first control frequency and the first control electric current in the UVW detection control instruction；
The host computer detects control instruction for sending the UVW to the slave computer, receives the slave computer and send
The UVW three-phase current waveform, the first U phase current, the first V phase current and the first W phase current, judgement
Whether meet simultaneously: the absolute value of the difference of the first U phase normalized current and the first U phase current is less than or equal to described the
The absolute value of the difference of one U phase current threshold value, the first V phase normalized current and the first V phase current is less than or equal to described
First V phase current threshold value, and the first W phase normalized current and the absolute value of the difference of the first W phase current are less than or equal to
The first W phase current threshold value, if it is, by the waveform of the UVW three-phase current and the UVW three-phase normalized current waveform
It is compared, determines whether the UVW three-phase control circuit of the air conditioner variable-frequency controller is normal according to comparison result, otherwise, really
The UVW three-phase control circuit of the fixed air conditioner variable-frequency controller is abnormal；
The slave computer, for when receiving the UVW that the host computer sends and detecting control instruction, according to described
Air conditioner variable-frequency controller operation described in first control frequency and the first control current control, so that the air-conditioning frequency control
The UVW three-phase control circuit of device is according to described in the first control frequency and the corresponding sine wave control of the first control electric current
The output of the UVW three-phase current of air conditioner variable-frequency controller obtains the wave of the UVW three-phase current of the air conditioner variable-frequency controller
Shape, the first U phase current, the first V phase current and the first W phase current, by the waveform of the UVW three-phase current,
The first U phase current, the first V phase current and the first W phase current are sent to the host computer.
With reference to first aspect, in a third possible implementation of the first aspect,
It includes: the first DC bus-bar voltage, the first Alternating Current Power Supply that the PFC module test, which instructs in corresponding test data,
Voltage, phase current and supply current；
The host computer is further used for preservation standard DC bus-bar voltage, standard AC supply voltage, standard mutually electricity
Stream, standard supply current, the first DC bus-bar voltage threshold value, alternating supply voltage threshold value, phase current threshold value and supply current threshold
Value；
It include: the second control electric current in the PFC module test instruction；
The host computer receives the slave computer and sends for sending the PFC module test instruction to the slave computer
First DC bus-bar voltage, first alternating supply voltage, the phase current and the supply current, judge whether
Meet simultaneously: the absolute value of the difference of the standard DC bus-bar voltage and first DC bus-bar voltage is less than or equal to described
The absolute value of the difference of first DC bus-bar voltage threshold value, the standard AC supply voltage and first alternating supply voltage
Less than or equal to the alternating supply voltage threshold value, the standard phase current and the absolute value of the difference of the phase current are less than or equal to
The absolute value of the difference of the phase current threshold value, the standard supply current and the supply current is less than or equal to the power supply electricity
Threshold value is flowed, if it is, determining that the PFC module of the air conditioner variable-frequency controller is normal, otherwise, it determines the air-conditioning frequency control
The PFC module of device breaks down；
The slave computer, for when receiving the PFC module test instruction that the host computer sends, described in control
Air conditioner variable-frequency controller is run according to the corresponding sine wave of the second control electric current, controls the air conditioner variable-frequency controller starting
The PFC module obtains first DC bus-bar voltage, first Alternating Current Power Supply electricity of the air conditioner variable-frequency controller
Pressure, the phase current and the supply current, by first DC bus-bar voltage, first alternating supply voltage, described
Phase current and the supply current are sent to the host computer.
With reference to first aspect, in a fourth possible implementation of the first aspect,
It includes: the 2nd U phase current, the 2nd V phase electricity in corresponding test data that the phase current sensing circuit test, which instructs,
Stream, the 2nd W phase current, the 3rd U phase current, the 3rd V phase current and the 3rd W phase current；
It include: third control electric current in the phase current sensing circuit test instruction；
The host computer, for sending the phase current sensing circuit test instruction to the slave computer, under reception is described
The 2nd U phase current, the 2nd V phase current and the 2nd W phase current that position machine is sent, receive the slave computer and send
The 3rd U phase current, the 3rd V phase current and the 3rd W phase current, according to the 2nd U phase current, described
Two V phase currents, the 2nd W phase current, the 3rd U phase current, the 3rd V phase current and the 3rd W phase current, really
Whether the phase current sensing circuit of the fixed air conditioner variable-frequency controller is normal；
The slave computer, for when receiving the phase current sensing circuit test instruction that the host computer sends,
It is 0 by the output of the UVW three-phase current of air conditioner variable-frequency controller control, obtains described the of the air conditioner variable-frequency controller
Two U phase currents, the 2nd V phase current and the 2nd W phase current, by the 2nd U phase current, the 2nd V phase current
It is sent to the host computer with the 2nd W phase current, the air conditioner variable-frequency controller is controlled according to the third and controls electric current
Corresponding sine wave operation, obtains the 3rd U phase current, the 3rd V phase current and the 3rd W phase current, will be described
3rd U phase current, the 3rd V phase current and the 3rd W phase current are sent to the host computer.
The 4th kind of possible implementation with reference to first aspect, in the 5th kind of possible implementation of first aspect
In,
The host computer is further used for saving U Phase Proportion constant, V Phase Proportion constant, W Phase Proportion constant, the 2nd U phase
Current threshold, the 2nd V phase current threshold value and the 2nd W phase current threshold value, the 2nd U phase normalized current, the 2nd V phase normalized current and
Two W phase normalized currents；
The host computer, for determining U phase test value, according to formula two, determining V phase test value according to formula one, according to
Formula three, determines that W phase is tested, and judges whether to meet simultaneously: the U phase test value is less than or equal to the 2nd U phase current threshold
Value, the V phase test value is less than or equal to the 2nd V phase current threshold value, and the W phase test value is less than or equal to the 2nd W
Phase current threshold value, if it is, determining that the phase current sensing circuit of the air conditioner variable-frequency controller is normal, otherwise, it determines described
Phase current sensing circuit malfunctions,
Wherein, the formula one are as follows: Cu=| (Iu-Iu0)×Tu-Bu|,
CuFor the U phase test value, IuFor the 3rd U phase current, Iu0For the 2nd U phase current, TuFor the U phase
Proportionality constant, BuFor the 2nd U phase normalized current；
The formula two are as follows: Cv=| (Iv-Iv0)×Tv-Bv|,
CvFor the V phase test value, IvFor the 3rd V phase current, Iv0For the 2nd V phase current, TvFor the V phase
Proportionality constant, BvFor the 2nd V phase normalized current；
The formula three are as follows: Cw=| (Iw-Iw0)×Tw-Bw|,
CwFor the W phase test value, IwFor the 3rd W phase current, Iw0For the 2nd W phase current, TwFor the W phase
Proportionality constant, BwFor the 2nd W phase normalized current.
With reference to first aspect, in the sixth possible implementation of the first aspect,
It includes: ac bus voltage and that ac bus voltage detection module test, which instructs in corresponding test data,
Two alternating supply voltages；
The host computer is further used for saving ac bus voltage threshold；
The host computer is received for sending the ac bus voltage detection module test instruction to the slave computer
The ac bus voltage and second alternating supply voltage that the slave computer is sent, judge the ac bus voltage with
Whether the absolute value of the difference of second alternating supply voltage is less than or equal to the ac bus voltage threshold, if it is,
Determine that the ac bus voltage detection module is normal, otherwise, it determines the ac bus voltage detection module breaks down；
The slave computer refers to for working as to receive the ac bus voltage detection module that the host computer is sent and test
When enabling, obtain the air conditioner variable-frequency controller ac bus voltage detection module acquisition ac bus voltage, determine described in
Second alternating supply voltage of air conditioner variable-frequency controller sends the ac bus voltage and second alternating supply voltage
To host computer.
With reference to first aspect, in a seventh possible implementation of the first aspect,
It includes: the second DC bus-bar voltage that the DC bus-bar voltage test, which instructs in corresponding test data,；
The host computer is further used for saving DC bus-bar voltage range；
The host computer receives the bottom for sending the DC bus-bar voltage test instruction to the slave computer
Whether second DC bus-bar voltage that machine is sent judges second DC bus-bar voltage in the DC bus-bar voltage model
In enclosing, if it is, determine that second DC bus-bar voltage is normal, otherwise, it determines second DC bus-bar voltage is not just
Often；
The slave computer, for obtaining when receiving the DC bus-bar voltage test instruction that the host computer is sent
Second DC bus-bar voltage for taking the DC bus-bar voltage detection module of the air conditioner variable-frequency controller to acquire, by described
Two DC bus-bar voltages are sent to the host computer.
With reference to first aspect, in the 8th kind of possible implementation of first aspect,
It includes: third DC bus-bar voltage that the DC bus-bar voltage detection module test, which instructs in corresponding test data,
With direct current supply voltage；
The host computer is further used for saving the second DC bus-bar voltage threshold value；
The host computer is received for sending the DC bus-bar voltage detection module test instruction to the slave computer
The third DC bus-bar voltage and the direct current supply voltage that the slave computer is sent judge the third DC bus electricity
Whether the absolute value of pressure and the difference of the direct current supply voltage is less than or equal to the second DC bus-bar voltage threshold value, if
It is, it is determined that the DC bus-bar voltage detection module is normal, otherwise, it determines event occurs for the DC bus-bar voltage detection module
Barrier；
The slave computer refers to for working as to receive the DC bus-bar voltage detection module that the host computer is sent and test
When enabling, the third DC bus-bar voltage of the DC bus-bar voltage detection module acquisition of the air conditioner variable-frequency controller is obtained,
The direct current supply voltage for determining the air conditioner variable-frequency controller, by the third DC bus-bar voltage and the direct current supply
Voltage is sent to host computer.
With reference to first aspect, the first possible implementation of first aspect is appointed into the 8th kind of possible implementation
It anticipates one kind, in the 9th kind of possible implementation,
Further comprise: batch number code-spraying equipment；
The host computer is connected with the batch number code-spraying equipment；
The host computer is further used for when judging that the air conditioner variable-frequency controller is normal, produces the air-conditioning and becomes
The flight designator of frequency controller, establish the air conditioner variable-frequency controller the test data and the air conditioner variable-frequency controller
The corresponding relationship of flight designator controls the batch number code-spraying equipment for flight designator spray and writes the air-conditioning frequency control
On device.
In embodiments of the present invention, load of the load simulation module to air conditioner variable-frequency controller, so that air-conditioning frequency control
The operation of device bringing onto load, in this case, host computer send target detection instruction to slave computer, and slave computer refers to according to target detection
Target detection in automatic acquisition air conditioner variable-frequency controller is enabled to instruct corresponding test data, the test data that will acquire is sent to
Host computer, host computer judge automatically whether air conditioner variable-frequency controller is normal, and entire test process is not necessarily to according to these test datas
It is artificial to participate in, it being capable of more easily testing air conditioner frequency-variable controller.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of schematic diagram of the test macro for air conditioner variable-frequency controller that one embodiment of the invention provides；
Fig. 2 is the schematic diagram of the test macro for another air conditioner variable-frequency controller that one embodiment of the invention provides.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments, based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As shown in Figure 1, the embodiment of the invention provides a kind of test macro of air conditioner variable-frequency controller, the test macro 10
Include:
Host computer 101, slave computer 102 and load simulation module 103；
The host computer 101 is connected with the slave computer 102；The slave computer 102 is connected with air conditioner variable-frequency controller 20；
The load simulation module 103 is connected with the air conditioner variable-frequency controller 20；
The load simulation module 103, it is for simulating the load of the air conditioner variable-frequency controller 20, the load of simulation is defeated
Out to the air conditioner variable-frequency controller 20, so that 20 bringing onto load of the air conditioner variable-frequency controller is run；
The host computer 101, for sending software test instruction to the slave computer 102, UVW detects control instruction, function
Rate factor correcting PFC module test instruction, the instruction of phase current sensing circuit test, the test of ac bus voltage detection module refer to
It enables, at least one target detection in DC bus-bar voltage test instruction and the test instruction of DC bus-bar voltage detection module refers to
It enables, receives every that the slave computer the is sent target detection and instruct corresponding test data, surveyed according to target described in every
Examination instructs corresponding test data, determines whether the air conditioner variable-frequency controller 20 is normal；
The slave computer 102 is instructed for sending at least one target detection according to the host computer 101, is obtained
The target detection of the air conditioner variable-frequency controller 20 every instructs corresponding test data, and every target detection is instructed
The corresponding test data is sent to the host computer 101.
In embodiments of the present invention, load of the load simulation module to air conditioner variable-frequency controller, so that air-conditioning frequency control
The operation of device bringing onto load, in this case, host computer send target detection instruction to slave computer, and slave computer refers to according to target detection
Target detection in automatic acquisition air conditioner variable-frequency controller is enabled to instruct corresponding test data, the test data that will acquire is sent to
Host computer, host computer judge automatically whether air conditioner variable-frequency controller is normal, and entire test process is not necessarily to according to these test datas
It is artificial to participate in, it being capable of more easily testing air conditioner frequency-variable controller.
The air-conditioning frequency conversion outside the test macro of one of embodiment of the present invention air conditioner variable-frequency controller is shown in Fig. 1
Controller 20.
In an embodiment of the present invention, it includes: program data that the software test, which instructs in corresponding test data,；
The host computer receives what the slave computer was sent for sending the software test instruction to the slave computer
Described program data carry out verification detection according to software of the described program data to the air conditioner variable-frequency controller, determine described in
Whether the software of air conditioner variable-frequency controller is normal；
The slave computer, for when receiving the software test instruction that the host computer sends, from the air-conditioning
Described program data are obtained in the RAM of frequency-variable controller, and described program data are sent to the host computer.
In embodiments of the present invention, slave computer is when receiving software test instruction, from the RAM of air conditioner variable-frequency controller
Obtain program data.The program data is the data of the software in air conditioner variable-frequency controller.Host computer is according to program data to sky
The software in frequency-variable controller is adjusted to carry out verification detection, if passing through verification, it is determined that the software of air conditioner variable-frequency controller is normal,
Otherwise, it determines the software of air conditioner variable-frequency controller is abnormal.It, can be right when the software for determining air conditioner variable-frequency controller is abnormal
Software in air conditioner variable-frequency controller carries out automatic programming again can be again to air conditioner variable-frequency controller after programming again
In software detected, if detect three times determine air conditioner variable-frequency controller in software it is abnormal, export air-conditioning change
The abnormal prompt information of software in frequency controller.
It in an embodiment of the present invention, include: UVW three-phase electricity in the corresponding test data of the UVW detection control instruction
The waveform of stream, the first U phase current, the first V phase current and the first W phase current；
The host computer is further used for saving UVW three-phase normalized current waveform, the first U phase normalized current, the first V phase
Normalized current, the first W phase normalized current, the first U phase current threshold value, the first V phase current threshold value and the first W phase current threshold value；
It include: the first control frequency and the first control electric current in the UVW detection control instruction；
The host computer detects control instruction for sending the UVW to the slave computer, receives the slave computer and send
The UVW three-phase current waveform, the first U phase current, the first V phase current and the first W phase current, judgement
Whether meet simultaneously: the absolute value of the difference of the first U phase normalized current and the first U phase current is less than or equal to described the
The absolute value of the difference of one U phase current threshold value, the first V phase normalized current and the first V phase current is less than or equal to described
First V phase current threshold value, and the first W phase normalized current and the absolute value of the difference of the first W phase current are less than or equal to
The first W phase current threshold value, if it is, by the waveform of the UVW three-phase current and the UVW three-phase normalized current waveform
It is compared, determines whether the UVW three-phase control circuit of the air conditioner variable-frequency controller is normal according to comparison result, otherwise, really
The UVW three-phase control circuit of the fixed air conditioner variable-frequency controller is abnormal；
The slave computer, for when receiving the UVW that the host computer sends and detecting control instruction, according to described
Air conditioner variable-frequency controller operation described in first control frequency and the first control current control, so that the air-conditioning frequency control
The UVW three-phase control circuit of device is according to described in the first control frequency and the corresponding sine wave control of the first control electric current
The output of the UVW three-phase current of air conditioner variable-frequency controller obtains the wave of the UVW three-phase current of the air conditioner variable-frequency controller
Shape, the first U phase current, the first V phase current and the first W phase current, by the waveform of the UVW three-phase current,
The first U phase current, the first V phase current and the first W phase current are sent to the host computer.
In embodiments of the present invention, by the waveform of UVW three-phase current and UVW three-phase current come to air conditioner variable-frequency controller
UVW three-phase control circuit detected.When detecting, if having in UVW three-phase one it is abnormal, it is determined that UVW tri- is phased
Circuit processed is abnormal.In the relatively waveform of UVW three-phase current and when UVW three-phase normalized current waveform, can from frequency, peak value,
Multiple angles such as the shape of waveform are compared.Specifically, the waveform and UVW three-phase standard electric of UVW three-phase current can be calculated
The similarity of waveform is flowed, if the similarity is less than or equal to default similarity, it is determined that UVW three-phase control circuit is abnormal, no
Then, determine that UVW three-phase control circuit is normal.
In an embodiment of the present invention, it includes: the first direct current mother that the PFC module test, which instructs in corresponding test data,
Line voltage, the first alternating supply voltage, phase current and supply current；
The host computer is further used for preservation standard DC bus-bar voltage, standard AC supply voltage, standard mutually electricity
Stream, standard supply current, the first DC bus-bar voltage threshold value, alternating supply voltage threshold value, phase current threshold value and supply current threshold
Value；
It include: the second control electric current in the PFC module test instruction；
The host computer receives the slave computer and sends for sending the PFC module test instruction to the slave computer
First DC bus-bar voltage, first alternating supply voltage, the phase current and the supply current, judge whether
Meet simultaneously: the absolute value of the difference of the standard DC bus-bar voltage and first DC bus-bar voltage is less than or equal to described
The absolute value of the difference of first DC bus-bar voltage threshold value, the standard AC supply voltage and first alternating supply voltage
Less than or equal to the alternating supply voltage threshold value, the standard phase current and the absolute value of the difference of the phase current are less than or equal to
The absolute value of the difference of the phase current threshold value, the standard supply current and the supply current is less than or equal to the power supply electricity
Threshold value is flowed, if it is, determining that the PFC module of the air conditioner variable-frequency controller is normal, otherwise, it determines the air-conditioning frequency control
The PFC module of device breaks down；
The slave computer, for when receiving the PFC module test instruction that the host computer sends, described in control
Air conditioner variable-frequency controller is run according to the corresponding sine wave of the second control electric current, controls the air conditioner variable-frequency controller starting
The PFC module obtains first DC bus-bar voltage, first Alternating Current Power Supply electricity of the air conditioner variable-frequency controller
Pressure, the phase current and the supply current, by first DC bus-bar voltage, first alternating supply voltage, described
Phase current and the supply current are sent to the host computer.
In embodiments of the present invention, when slave computer receives PFC module test instruction, slave computer is according to the second control electricity
Flow control air conditioner variable-frequency controller operation, so that the UVW three-phase control circuit of air conditioner variable-frequency controller is according to the second control electric current
The output of the UVW three-phase current of corresponding sine wave control air conditioner variable-frequency controller, also, make the control of air conditioner variable-frequency controller
PFC module processed is run in the case where the sine wave.Here the second control electric current can be identical as the first control electric current.
In an embodiment of the present invention, it includes: that the phase current sensing circuit test, which instructs in corresponding test data,
Two U phase currents, the 2nd V phase current, the 2nd W phase current, the 3rd U phase current, the 3rd V phase current and the 3rd W phase current；
It include: third control electric current in the phase current sensing circuit test instruction；
The host computer, for sending the phase current sensing circuit test instruction to the slave computer, under reception is described
The 2nd U phase current, the 2nd V phase current and the 2nd W phase current that position machine is sent, receive the slave computer and send
The 3rd U phase current, the 3rd V phase current and the 3rd W phase current, according to the 2nd U phase current, described
Two V phase currents, the 2nd W phase current, the 3rd U phase current, the 3rd V phase current and the 3rd W phase current, really
Whether the phase current sensing circuit of the fixed air conditioner variable-frequency controller is normal；
The slave computer, for when receiving the phase current sensing circuit test instruction that the host computer sends,
It is 0 by the output of the UVW three-phase current of air conditioner variable-frequency controller control, obtains described the of the air conditioner variable-frequency controller
Two U phase currents, the 2nd V phase current and the 2nd W phase current, by the 2nd U phase current, the 2nd V phase current
It is sent to the host computer with the 2nd W phase current, the air conditioner variable-frequency controller is controlled according to the third and controls electric current
Corresponding sine wave operation, obtains the 3rd U phase current, the 3rd V phase current and the 3rd W phase current, will be described
3rd U phase current, the 3rd V phase current and the 3rd W phase current are sent to the host computer.
In embodiments of the present invention, when slave computer receives the instruction of phase current sensing circuit test, slave computer control is empty
Frequency-variable controller operation is adjusted, so that the UVW three-phase control circuit of air conditioner variable-frequency controller is according to control air conditioner variable-frequency controller
The output of UVW three-phase current is 0.Then, slave computer controls the operation of current control air conditioner variable-frequency controller according to third, makes to have leisure
Adjust the UVW three-phase control circuit of frequency-variable controller according to the corresponding sine wave control air conditioner variable-frequency controller of third control electric current
The output of UVW three-phase current.Slave computer acquires the three-phase current under both of these case respectively.
Wherein, third control electric current can be identical as the first control electric current.
In an embodiment of the present invention, the test to phase current sensing circuit can be accomplished by the following way:
The host computer is further used for saving U Phase Proportion constant, V Phase Proportion constant, W Phase Proportion constant, the 2nd U phase
Current threshold, the 2nd V phase current threshold value and the 2nd W phase current threshold value, the 2nd U phase normalized current, the 2nd V phase normalized current and
Two W phase normalized currents；
The host computer, for determining U phase test value, according to formula two, determining V phase test value according to formula one, according to
Formula three, determines that W phase is tested, and judges whether to meet simultaneously: the U phase test value is less than or equal to the 2nd U phase current threshold
Value, the V phase test value is less than or equal to the 2nd V phase current threshold value, and the W phase test value is less than or equal to the 2nd W
Phase current threshold value, if it is, determining that the phase current sensing circuit of the air conditioner variable-frequency controller is normal, otherwise, it determines described
Phase current sensing circuit malfunctions,
Wherein, the formula one are as follows: Cu=| (Iu-Iu0)×Tu-Bu|,
CuFor the U phase test value, IuFor the 3rd U phase current, Iu0For the 2nd U phase current, TuFor the U phase
Proportionality constant, BuFor the 2nd U phase normalized current；
The formula two are as follows: Cv=| (Iv-Iv0)×Tv-Bv|,
CvFor the V phase test value, IvFor the 3rd V phase current, Iv0For the 2nd V phase current, TvFor the V phase
Proportionality constant, BvFor the 2nd V phase normalized current；
The formula three are as follows: Cw=| (Iw-Iw0)×Tw-Bw|,
CwFor the W phase test value, IwFor the 3rd W phase current, Iw0For the 2nd W phase current, TwFor the W phase
Proportionality constant, BwFor the 2nd W phase normalized current.
In embodiments of the present invention, phase current can accurately be reflected by formula one, formula two and formula three respectively
The operating condition of detection circuit.
In an embodiment of the present invention, the ac bus voltage detection module test instructs wraps in corresponding test data
It includes: ac bus voltage and the second alternating supply voltage；
The host computer is further used for saving ac bus voltage threshold；
The host computer is received for sending the ac bus voltage detection module test instruction to the slave computer
The ac bus voltage and second alternating supply voltage that the slave computer is sent, judge the ac bus voltage with
Whether the absolute value of the difference of second alternating supply voltage is less than or equal to the ac bus voltage threshold, if it is,
Determine that the ac bus voltage detection module is normal, otherwise, it determines the ac bus voltage detection module breaks down；
The slave computer refers to for working as to receive the ac bus voltage detection module that the host computer is sent and test
When enabling, obtain the air conditioner variable-frequency controller ac bus voltage detection module acquisition ac bus voltage, determine described in
Second alternating supply voltage of air conditioner variable-frequency controller sends the ac bus voltage and second alternating supply voltage
To host computer.
In embodiments of the present invention, by the friendship of slave computer collected second alternating supply voltage and air conditioner variable-frequency controller
The stream collected ac bus voltage of busbar voltage detection module is compared, and determines whether the two deviation is greater than ac bus electricity
Threshold value is pressed, if it is greater than ac bus voltage threshold, then illustrates the data inaccuracy of ac bus voltage detection module detection, hands over
Stream busbar voltage detection module breaks down.
In an embodiment of the present invention, it includes: second that the DC bus-bar voltage test, which instructs in corresponding test data,
DC bus-bar voltage；
The host computer is further used for saving DC bus-bar voltage range；
The host computer receives the bottom for sending the DC bus-bar voltage test instruction to the slave computer
Whether second DC bus-bar voltage that machine is sent judges second DC bus-bar voltage in the DC bus-bar voltage model
In enclosing, if it is, determine that second DC bus-bar voltage is normal, otherwise, it determines second DC bus-bar voltage is not just
Often；
The slave computer, for obtaining when receiving the DC bus-bar voltage test instruction that the host computer is sent
Second DC bus-bar voltage for taking the DC bus-bar voltage detection module of the air conditioner variable-frequency controller to acquire, by described
Two DC bus-bar voltages are sent to the host computer.
In an embodiment of the present invention, the DC bus-bar voltage detection module test instructs wraps in corresponding test data
It includes: third DC bus-bar voltage and direct current supply voltage；
The host computer is further used for saving the second DC bus-bar voltage threshold value；
The host computer is received for sending the DC bus-bar voltage detection module test instruction to the slave computer
The third DC bus-bar voltage and the direct current supply voltage that the slave computer is sent judge the third DC bus electricity
Whether the absolute value of pressure and the difference of the direct current supply voltage is less than or equal to the second DC bus-bar voltage threshold value, if
It is, it is determined that the DC bus-bar voltage detection module is normal, otherwise, it determines event occurs for the DC bus-bar voltage detection module
Barrier；
The slave computer refers to for working as to receive the DC bus-bar voltage detection module that the host computer is sent and test
When enabling, the third DC bus-bar voltage of the DC bus-bar voltage detection module acquisition of the air conditioner variable-frequency controller is obtained,
The direct current supply voltage for determining the air conditioner variable-frequency controller, by the third DC bus-bar voltage and the direct current supply
Voltage is sent to host computer.
In embodiments of the present invention, by the straight of the collected third DC bus-bar voltage of slave computer and air conditioner variable-frequency controller
The stream collected third DC bus-bar voltage of busbar voltage detection module is compared, and it is straight to determine whether the two deviation is greater than second
Busbar voltage threshold value is flowed, if it is greater than the second DC bus-bar voltage threshold value, then illustrates the detection of DC bus-bar voltage detection module
Data inaccuracy, DC bus-bar voltage detection module break down.
In embodiments of the present invention, the second DC bus-bar voltage can be identical as third DC bus-bar voltage, that is to say, that
In this embodiment, while to DC bus-bar voltage it detects.
In embodiments of the present invention, when testing out air conditioner variable-frequency controller and breaking down, host computer can export correlation
The prompt information of failure, such as output failure identification.The prompt information of failure can be prompted by screen bullet word and auditory tone cues
Etc. modes realize.
Based on a kind of test macro of air conditioner variable-frequency controller shown in FIG. 1, in an embodiment of the present invention, such as Fig. 2 institute
Show, which further comprises: batch number code-spraying equipment 201；
The host computer is connected with the batch number code-spraying equipment 201；
The host computer is further used for when judging that the air conditioner variable-frequency controller is normal, produces the air-conditioning and becomes
The flight designator of frequency controller, establish the air conditioner variable-frequency controller the test data and the air conditioner variable-frequency controller
The corresponding relationship of flight designator controls the batch number code-spraying equipment for flight designator spray and writes the air-conditioning frequency control
On device.
In embodiments of the present invention, after host computer generates flight designator, the test data of the air conditioner variable-frequency controller is saved
To under flight designator, facilitate subsequent check.Meanwhile starting batch number code-spraying equipment, flight designator spray is write on into air-conditioning frequency conversion control
The designated position of the printed board of device processed.
It should be understood that in embodiments of the present invention, when being tested, a touching need to be only sent to host computer
It signals, which can realize entire test process automatically.
It can be connected by USB interface between upper computer and lower computer.It can be between slave computer and air conditioner variable-frequency controller
Pass through UART (Universal Asynchronous Receiver/Transmitter, universal asynchronous receiving-transmitting transmitter) interface
Connection.The target detection instruction that host computer issues can be converted into the instruction that air conditioner variable-frequency controller can identify by slave computer.
The test macro of air conditioner variable-frequency controller in through the embodiment of the present invention can be realized to air conditioner variable-frequency controller
FCT (Functional Circuit Test, functional test).The test of air conditioner variable-frequency controller in the embodiment of the present invention
System can be used as the FCT system of air conditioner variable-frequency controller.
In embodiments of the present invention, can control software, circuit etc. to air conditioner variable-frequency controller tested automatically, sentence
Disconnected air conditioner variable-frequency controller whether there is failure, solves air conditioner variable-frequency controller and manually judges human cost existing for failure
High, the problems such as accuracy rate is low, low efficiency, correspondingly, saving the manpower success of test, the accuracy rate and effect of the test of raising
Rate.
In embodiments of the present invention, batch number code-spraying equipment is had, after detecting air conditioner variable-frequency controller fault-free, benefit
With batch number code-spraying equipment, flight designator is write in spray on air conditioner variable-frequency controller automatically, reduces artificial printing, pastes papery batch
The work of secondary code name, improves work efficiency.
The each embodiment of the present invention at least has the following beneficial effects:
1, in embodiments of the present invention, load of the load simulation module to air conditioner variable-frequency controller, so that air-conditioning frequency conversion control
Device bringing onto load operation processed, in this case, host computer sends target detection instruction to slave computer, and slave computer is according to target detection
The automatic test data transmission that obtains the corresponding test data of target detection instruction in air conditioner variable-frequency controller, will acquire of instruction
To host computer, whether host computer according to these test datas judges automatically air conditioner variable-frequency controller normal, entire test process without
It need to manually participate in, it being capable of more easily testing air conditioner frequency-variable controller.
2, in embodiments of the present invention, can control software, circuit etc. to air conditioner variable-frequency controller tested automatically,
Judge air conditioner variable-frequency controller with the presence or absence of failure, solve air conditioner variable-frequency controller manually judge manpower existing for failure at
The problems such as this height, accuracy rate be low, low efficiency, correspondingly, saving the manpower success of test, the accuracy rate and effect of the test of raising
Rate.
3, batch number code-spraying equipment in embodiments of the present invention, is had, after detecting air conditioner variable-frequency controller fault-free,
Using batch number code-spraying equipment, flight designator is write in spray on air conditioner variable-frequency controller automatically, reduces artificial printing, pastes papery
The work of flight designator, improves work efficiency.
It should be noted that, in this document, such as first and second etc relational terms are used merely to an entity
Or operation is distinguished with another entity or operation, is existed without necessarily requiring or implying between these entities or operation
Any actual relationship or order.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-
It is exclusive to include, so that the process, method, article or equipment for including a series of elements not only includes those elements,
It but also including other elements that are not explicitly listed, or further include solid by this process, method, article or equipment
Some elements.In the absence of more restrictions, the element limited by sentence " including one ", is not arranged
Except there is also other identical factors in the process, method, article or apparatus that includes the element.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above method embodiment can pass through
The relevant hardware of program instruction is completed, and program above-mentioned can store in computer-readable storage medium, the program
When being executed, step including the steps of the foregoing method embodiments is executed；And storage medium above-mentioned includes: ROM, RAM, magnetic disk or light
In the various media that can store program code such as disk.
Finally, it should be noted that the foregoing is merely presently preferred embodiments of the present invention, it is merely to illustrate skill of the invention
Art scheme, is not intended to limit the scope of the present invention.Any modification for being made all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., are included within the scope of protection of the present invention.
Claims (9)
1. a kind of test macro of air conditioner variable-frequency controller characterized by comprising
Host computer, slave computer and load simulation module；
The host computer is connected with the slave computer；The slave computer is connected with air conditioner variable-frequency controller；The load simulation mould
Block is connected with the air conditioner variable-frequency controller；
The load simulation module exports the load of simulation to described for simulating the load of the air conditioner variable-frequency controller
Air conditioner variable-frequency controller, so that the air conditioner variable-frequency controller bringing onto load is run；
The host computer, for sending software test instruction to the slave computer, UVW detects control instruction, PFC
PFC module test instruction, the instruction of phase current sensing circuit test, ac bus voltage detection module test instruction, DC bus
Voltage tester instructs and DC bus-bar voltage detection module tests at least one target detection instruction in instruction, under reception is described
Every target detection that position machine is sent instructs corresponding test data, instructs corresponding survey according to target detection described in every
Data are tried, determine whether the air conditioner variable-frequency controller is normal；
The slave computer instructs for sending at least one target detection according to the host computer, obtains the air-conditioning and become
The target detection of frequency controller every instructs corresponding test data, and every target detection is instructed the corresponding survey
Examination data are sent to the host computer；
It includes: the 2nd U phase current, the 2nd V phase current, the in corresponding test data that the phase current sensing circuit test, which instructs,
Two W phase currents, the 3rd U phase current, the 3rd V phase current and the 3rd W phase current；
It include: third control electric current in the phase current sensing circuit test instruction；
The host computer receives the slave computer for sending the phase current sensing circuit test instruction to the slave computer
The 2nd U phase current, the 2nd V phase current and the 2nd W phase current sent receive the institute that the slave computer is sent
The 3rd U phase current, the 3rd V phase current and the 3rd W phase current are stated, according to the 2nd U phase current, the 2nd V
Phase current, the 2nd W phase current, the 3rd U phase current, the 3rd V phase current and the 3rd W phase current determine
Whether the phase current sensing circuit of the air conditioner variable-frequency controller is normal；
The slave computer, for when receiving the phase current sensing circuit test instruction that the host computer sends, by institute
The output control for stating the UVW three-phase current of air conditioner variable-frequency controller is 0, obtains the 2nd U of the air conditioner variable-frequency controller
Phase current, the 2nd V phase current and the 2nd W phase current, by the 2nd U phase current, the 2nd V phase current and institute
It states the 2nd W phase current and is sent to the host computer, it is corresponding according to third control electric current to control the air conditioner variable-frequency controller
Sine wave operation, the 3rd U phase current, the 3rd V phase current and the 3rd W phase current are obtained, by the 3rd U
Phase current, the 3rd V phase current and the 3rd W phase current are sent to the host computer.
2. test macro according to claim 1, which is characterized in that
It includes: program data that the software test, which instructs in corresponding test data,；
The host computer, for sending software test instruction to the slave computer, receive the slave computer send it is described
Program data carries out verification detection according to software of the described program data to the air conditioner variable-frequency controller, determines the air-conditioning
Whether the software of frequency-variable controller is normal；
The slave computer, for when receiving the software test instruction that the host computer sends, from the air-conditioning frequency conversion
Described program data are obtained in the RAM of controller, and described program data are sent to the host computer.
3. test macro according to claim 1, which is characterized in that
It include: the waveform of UVW three-phase current, the first U phase current, the in the corresponding test data of UVW detection control instruction
One V phase current and the first W phase current；
The host computer is further used for saving UVW three-phase normalized current waveform, the first U phase normalized current, the first V phase standard
Electric current, the first W phase normalized current, the first U phase current threshold value, the first V phase current threshold value and the first W phase current threshold value；
It include: the first control frequency and the first control electric current in the UVW detection control instruction；
The host computer detects control instruction for sending the UVW to the slave computer, receives the institute that the slave computer is sent
Waveform, the first U phase current, the first V phase current and the first W phase current for stating UVW three-phase current, judge whether
Meet simultaneously: the absolute value of the difference of the first U phase normalized current and the first U phase current is less than or equal to the first U
The absolute value of the difference of phase current threshold value, the first V phase normalized current and the first V phase current is less than or equal to described first
V phase current threshold value, and the absolute value of the difference of the first W phase normalized current and the first W phase current is less than or equal to described
First W phase current threshold value, if it is, the waveform of the UVW three-phase current and the UVW three-phase normalized current waveform are carried out
Compare, determines whether the UVW three-phase control circuit of the air conditioner variable-frequency controller is normal according to comparison result, otherwise, it determines institute
The UVW three-phase control circuit for stating air conditioner variable-frequency controller is abnormal；
The slave computer, for when receiving the UVW that the host computer sends and detecting control instruction, according to described first
Air conditioner variable-frequency controller operation described in frequency and the first control current control is controlled, so that the air conditioner variable-frequency controller
UVW three-phase control circuit controls the air-conditioning according to the first control frequency and the corresponding sine wave of the first control electric current
The output of the UVW three-phase current of frequency-variable controller, obtain the UVW three-phase current of the air conditioner variable-frequency controller waveform,
The first U phase current, the first V phase current and the first W phase current, by the waveform of the UVW three-phase current, described
First U phase current, the first V phase current and the first W phase current are sent to the host computer.
4. test macro according to claim 1, which is characterized in that
It includes: the first DC bus-bar voltage, the first Alternating Current Power Supply electricity in corresponding test data that the PFC module test, which instructs,
Pressure, phase current and supply current；
The host computer is further used for preservation standard DC bus-bar voltage, standard AC supply voltage, standard phase current, mark
Quasi- supply current, the first DC bus-bar voltage threshold value, alternating supply voltage threshold value, phase current threshold value and supply current threshold value；
It include: the second control electric current in the PFC module test instruction；
The host computer receives the institute that the slave computer is sent for sending the PFC module test instruction to the slave computer
The first DC bus-bar voltage, first alternating supply voltage, the phase current and the supply current are stated, is judged whether simultaneously
Meet: the absolute value of the difference of the standard DC bus-bar voltage and first DC bus-bar voltage is less than or equal to described first
DC bus-bar voltage threshold value, the standard AC supply voltage and the absolute value of the difference of first alternating supply voltage are less than
Equal to the alternating supply voltage threshold value, the absolute value of the difference of the standard phase current and the phase current is less than or equal to described
The absolute value of the difference of phase current threshold value, the standard supply current and the supply current is less than or equal to the supply current threshold
Value, if it is, determine that the PFC module of the air conditioner variable-frequency controller is normal, otherwise, it determines the air conditioner variable-frequency controller
PFC module breaks down；
The slave computer, for controlling the air-conditioning when receiving the PFC module test instruction that the host computer is sent
Frequency-variable controller is run according to the corresponding sine wave of the second control electric current, is controlled described in the air conditioner variable-frequency controller starting
PFC module obtains first DC bus-bar voltage, first alternating supply voltage, institute of the air conditioner variable-frequency controller
Phase current and the supply current are stated, by first DC bus-bar voltage, first alternating supply voltage, the phase current
The host computer is sent to the supply current.
5. test macro according to claim 1, which is characterized in that
The host computer is further used for saving U Phase Proportion constant, V Phase Proportion constant, W Phase Proportion constant, the 2nd U phase current
Threshold value, the 2nd V phase current threshold value and the 2nd W phase current threshold value, the 2nd U phase normalized current, the 2nd V phase normalized current and the 2nd W
Phase normalized current；
The host computer, for determining U phase test value, according to formula two, V phase test value being determined, according to formula according to formula one
Three, determine that W phase is tested, judge whether to meet simultaneously: the U phase test value is less than or equal to the 2nd U phase current threshold value, institute
V phase test value is stated less than or equal to the 2nd V phase current threshold value, and the W phase test value is less than or equal to the 2nd W phase current
Threshold value, if it is, determining that the phase current sensing circuit of the air conditioner variable-frequency controller is normal, otherwise, it determines the phase current
Detection circuit breaks down,
Wherein, the formula one are as follows: Cu=| (Iu-Iu0)×Tu-Bu|,
CuFor the U phase test value, IuFor the 3rd U phase current, Iu0For the 2nd U phase current, TuFor the U Phase Proportion
Constant, BuFor the 2nd U phase normalized current；
The formula two are as follows: Cv=| (Iv-Iv0)×Tv-Bv|,
CvFor the V phase test value, IvFor the 3rd V phase current, Iv0For the 2nd V phase current, TvFor the V Phase Proportion
Constant, BvFor the 2nd V phase normalized current；
The formula three are as follows: Cw=| (Iw-Iw0)×Tw-Bw|,
CwFor the W phase test value, IwFor the 3rd W phase current, Iw0For the 2nd W phase current, TwFor the W Phase Proportion
Constant, BwFor the 2nd W phase normalized current.
6. test macro according to claim 1, which is characterized in that
It includes: that ac bus voltage and second are handed over that the ac bus voltage detection module test, which instructs in corresponding test data,
Flow supply voltage；
The host computer is further used for saving ac bus voltage threshold；
The host computer is instructed for sending the ac bus voltage detection module test to the slave computer, described in reception
The ac bus voltage and second alternating supply voltage that slave computer is sent, judge the ac bus voltage with it is described
Whether the absolute value of the difference of the second alternating supply voltage is less than or equal to the ac bus voltage threshold, if it is, determining
The ac bus voltage detection module is normal, otherwise, it determines the ac bus voltage detection module breaks down；
The slave computer, for working as the ac bus voltage detection module test instruction for receiving the host computer and sending
When, the ac bus voltage of the ac bus voltage detection module acquisition of the air conditioner variable-frequency controller is obtained, determines the sky
The second alternating supply voltage for adjusting frequency-variable controller, the ac bus voltage and second alternating supply voltage are sent to
Host computer.
7. test macro according to claim 1, which is characterized in that
It includes: the second DC bus-bar voltage that the DC bus-bar voltage test, which instructs in corresponding test data,；
The host computer is further used for saving DC bus-bar voltage range；
The host computer receives the slave computer hair for sending the DC bus-bar voltage test instruction to the slave computer
Whether second DC bus-bar voltage come, judge second DC bus-bar voltage in the DC bus-bar voltage range
It is interior, if it is, determining that second DC bus-bar voltage is normal, otherwise, it determines second DC bus-bar voltage is abnormal；
The slave computer, for obtaining institute when receiving the DC bus-bar voltage test instruction that the host computer is sent
Second DC bus-bar voltage of the DC bus-bar voltage detection module acquisition of air conditioner variable-frequency controller is stated, it is straight by described second
Stream busbar voltage is sent to the host computer.
8. test macro according to claim 1, which is characterized in that
It includes: third DC bus-bar voltage and straight that DC bus-bar voltage detection module test, which instructs in corresponding test data,
Flow supply voltage；
The host computer is further used for saving the second DC bus-bar voltage threshold value；
The host computer is instructed for sending the DC bus-bar voltage detection module test to the slave computer, described in reception
The third DC bus-bar voltage and the direct current supply voltage that slave computer is sent, judge the third DC bus-bar voltage with
Whether the absolute value of the difference of the direct current supply voltage is less than or equal to the second DC bus-bar voltage threshold value, if it is,
Determine that the DC bus-bar voltage detection module is normal, otherwise, it determines the DC bus-bar voltage detection module breaks down；
The slave computer, for working as the DC bus-bar voltage detection module test instruction for receiving the host computer and sending
When, the third DC bus-bar voltage of the DC bus-bar voltage detection module acquisition of the air conditioner variable-frequency controller is obtained, really
The direct current supply voltage of the fixed air conditioner variable-frequency controller, by the third DC bus-bar voltage and direct current supply electricity
Host computer is given in pressure.
9. any test macro in -8 according to claim 1, which is characterized in that
Further comprise: batch number code-spraying equipment；
The host computer is connected with the batch number code-spraying equipment；
The host computer is further used for when judging that the air conditioner variable-frequency controller is normal, produces the air-conditioning frequency conversion control
The flight designator of device processed establishes the test data of the air conditioner variable-frequency controller and the batch of the air conditioner variable-frequency controller
The corresponding relationship of code name controls the batch number code-spraying equipment for flight designator spray and writes the air conditioner variable-frequency controller
On.
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| CN101226391A (en) * | 2007-08-03 | 2008-07-23 | 北京工业大学 | Intelligent detecting system and method for frequency conversion controller of air conditioner |
| CN201084012Y (en) * | 2007-08-03 | 2008-07-09 | 北京工业大学 | Air conditioner frequency conversion controller intelligent detection system |
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