CN109031158A - The test macro and method of laser power supply - Google Patents
The test macro and method of laser power supply Download PDFInfo
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- CN109031158A CN109031158A CN201810931219.1A CN201810931219A CN109031158A CN 109031158 A CN109031158 A CN 109031158A CN 201810931219 A CN201810931219 A CN 201810931219A CN 109031158 A CN109031158 A CN 109031158A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
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Abstract
The present invention relates to a kind of test macro of laser power supply and methods.Pass through the test macro being made of laser power supply, input module, output module and controlling terminal, stable input power and output loading are provided for laser power supply test, and it is capable of the working condition of real-time monitoring system, automatic sampling, storage, analysis simultaneously show laser power supply test result, it is more to solve the existing data sampling point of laser power supply test, step is complicated, the high problem of analysis cost, the error of voltage drop value between apparatus of output terminal test value and actual value is eliminated simultaneously, improves laser power supply measuring accuracy.
Description
Technical field
The present invention relates to power supply test fields, more particularly to the test macro and method of a kind of laser power supply.
Background technique
With the continuous development and innovation of laser, laser power supply technology is also being advanced by leaps and bounds, excellent laser electricity
Source system can provide reliable environment for the stable operation of laser.Therefore, as the standard for examining laser power supply quality, swash
Light device power supply test becomes particularly important.
However, traditional laser power supply is tested, power supply is real-time when needing to grab laser operation by control instrument
Working condition, and the power data in light situation is gone out according to the display writing laser different wave and frequency of instrument panel, make
Data sampled point is more, step is complicated, and analysis cost is high；It, can also be because of conducting wire electricity and in the case where laser high power goes out light
The presence of resistance and contact resistance, so that sampled data generates pressure-wire loss, there are error, the essences of test with actual value for test value
Degree reduces.
Summary of the invention
Based on this, it is necessary to for sampled point is more, step is complicated, analysis cost existing for traditional laser power supply test
Problem high, measuring accuracy is low, provides the test macro and method of a kind of laser power supply.
In order to achieve the object of the present invention, the present invention adopts the following technical scheme:
A kind of test macro of laser power supply, the test macro include laser power supply, further includes:
Input module, the output end of the input module connect the input terminal of the laser power supply, for receiving
Supply voltage within a preset range is provided to the laser power supply after first control signal；
Output module, the input terminal of the output module connect the output end of the laser power supply, for receiving
Working condition of the laser power supply in the case where laser presets measurement parameter is simulated and adjusted after second control signal；
Measurement module, the collection terminal of the measurement module connect the output end of the laser power supply, described for acquiring
Output voltage of the laser power supply under different measurement parameter working conditions；
Controlling terminal, the communication ends of the controlling terminal are separately connected the communication ends of the input module, the output mould
The communication ends of the communication ends of block and the measurement module, for establishing and the input module, the output module and institute
The communication connection of measurement module is stated, and exports the first control signal and described second after the ready signal for receiving return
Signal is controlled, receives and stores and analyze the supply voltage and the output voltage, obtain and show measurement result.
Above-mentioned test macro provides stable input power and output loading for laser power supply test, and can be real
When monitoring system working condition, automatic sampling, storage, analysis simultaneously show laser power supply test result, solves laser
The point of data sampling existing for power supply test is more, and step is complicated, the high problem of analysis cost, while eliminating apparatus of output terminal test value
The error of voltage drop value between actual value improves laser power supply measuring accuracy.
The input module includes: in one of the embodiments,
Power supply unit, for providing supply voltage to the laser power supply according to the first control signal；
Input offset correcting unit, the output end of the input offset correcting unit and the output end of said supply unit are total
The output end as the input module is connect, for compensating the input voltage pressure drop for correcting the supply voltage, controls the confession
Piezoelectric voltage is in predetermined voltage range；
Communication unit is inputted, the first communication ends of the input communication unit are the communication ends of the input module, described
Second communication ends of input communication unit are separately connected said supply unit and the input offset correcting unit, for sending
Ready signal and the supply voltage are stated to the controlling terminal, the first control signal is received and is sent to the power supply list
The first and described input offset correcting unit.
The measurement parameter includes light power parameter, goes out light wave shape parameter and out light in one of the embodiments,
Frequency parameter, the output module include:
Load unit goes out light function in laser difference for simulating the laser power supply according to the second control signal
Load simulation amount under rate simulates the laser power supply in laser difference and goes out the load simulation under waveform or frequency error factor
Variable quantity；
Output compensation correcting unit, the input terminal of the output compensation correcting unit and the input terminal of the load unit are total
The input terminal as the output module is connect, for compensating the output voltage pressure drop correcting the load unit and generating, controls institute
State load simulation amount and the load simulation variable quantity within a preset range；
Communication unit is exported, the first communication ends of the output communication unit are the communication ends of the output module, described
Second communication ends of output communication unit are separately connected the load unit and output compensation correcting unit, for sending
Ready signal, the load simulation amount and the load simulation variable quantity are stated to the controlling terminal, receives second control
Signal is simultaneously sent to the load unit and output compensation correcting unit.
The measurement module includes: in one of the embodiments,
Data acquisition unit, the input terminal of the data acquisition unit is the collection terminal of the measurement module, for acquiring
The output voltage；
Communication unit is measured, the input terminal of the measurement communication unit connects the output end of the data acquisition unit, institute
The output end for stating measurement communication unit is the communication ends of the measurement module, is used for the ready signal and the output voltage
It is sent to the controlling terminal.
The controlling terminal includes: in one of the embodiments,
Port control unit, the control terminal of the Port control unit is the communication ends of the controlling terminal, for establishing
With the communication connection of the input module, the output module and the measurement module, and in the ready letter for receiving return
The first control signal and the second control signal are exported after number, obtain the supply voltage and the output voltage.
The controlling terminal in one of the embodiments, further include:
Data transceiving unit, the input terminal of the data transceiving unit connect the output end of the Port control unit, use
In receiving and transmit the supply voltage and the output voltage.
The controlling terminal in one of the embodiments, further include:
Data storage cell, the input terminal of the data storage cell connect the output end of the data transceiving unit, use
In receiving and storing the supply voltage and the output voltage, it is also used to store the communication connection side of the Port control unit
Formula and state.
The controlling terminal in one of the embodiments, further include:
Data analysis unit, the input terminal of the data analysis unit connect the output end of the data storage cell, use
In analyzing the supply voltage and the output voltage, measurement result is obtained.
The controlling terminal in one of the embodiments, further include:
Data display unit, the input terminal of the data display unit connect the output end of the data analysis unit, use
In showing the measurement result in preset time range.
In order to achieve the object of the present invention, the present invention also adopts the following technical scheme that
A kind of test method based on test macro as described above, includes the following steps:
It establishes the communication connection of system and feeds back ready signal upon connection；
Supply voltage and basis within a preset range are provided to the laser power supply according to the first control signal
Working condition of the laser power supply in the case where laser presets measurement parameter is simulated and adjusted to the second control signal；
It acquires and stores output voltage of the laser power supply under different measurement parameter working conditions；
The output voltage under the supply voltage and the different measurement parameter working conditions is analyzed, obtains and shows test
As a result.
Above-mentioned test method provides stable input power and output loading for laser power supply test, and can be real
When monitoring system working condition, automatic sampling, storage, analysis simultaneously show laser power supply test result, solves laser
The point of data sampling existing for power supply test is more, and step is complicated, the high problem of analysis cost, while eliminating apparatus of output terminal test value
The error of voltage drop value between actual value improves laser power supply measuring accuracy.
Detailed description of the invention
Fig. 1 is the system construction drawing of the test macro of laser power supply in an embodiment；
Fig. 2 is the system construction drawing of the test macro of laser power supply in another embodiment；
Fig. 3 is the method flow diagram of the test method of laser power supply in an embodiment.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give presently preferred embodiments of the present invention.But the invention can be realized in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more thorough
Comprehensively.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
It is the system construction drawing of the test macro of laser power supply in an embodiment referring to Fig. 1, Fig. 1.
In the present embodiment, which includes laser power supply 110, input module 120, output module 130, measurement
Module 140 and controlling terminal 150.
Input module 120, the input terminal of the output end connecting laser power supply 110 of input module 120, for receiving
Supply voltage within a preset range is provided to laser power supply 110 after first control signal.
Output module 130, the output end of the input terminal connecting laser power supply 110 of output module 130, for receiving
Working condition of the laser power supply 110 in the case where laser presets measurement parameter is simulated and adjusted after second control signal.
Measurement module 140, the output end of the collection terminal connecting laser power supply 110 of measurement module 140, for acquiring laser
Output voltage of the device power supply 110 under different measurement parameter working conditions.
Controlling terminal 150, the communication ends of controlling terminal 150 are separately connected the communication ends of input module 120, output module
130 communication ends and the communication ends of measurement module 140, for establishing and input module 120, output module 130 and measurement
The communication connection of module 140, and first control signal and second control signal are exported after the ready signal for receiving return, it connects
Harvesting stores up and analyzes supply voltage and output voltage, obtain and show measurement result.
In embodiments of the present invention, laser power supply 110 is test system.
In embodiments of the present invention, input module 120 is to refer to test to laser power supply 110 to provide stable input
The module of power supply.The input terminal of the output end connecting laser power supply 110 of input module 120, when laser power supply 110 need into
When row test, input module 120 is established the first control signal received after communication according to system and is exported within a preset range
Supply voltage.Wherein, input module 120 is by compensation correction because the input voltage pressure drop that conductor resistance or contact resistance generate will
Supply voltage controls within a preset range, provides stable input power to the test of laser power supply 110, and by input power
Situation is sent to controlling terminal 150 by communication ends；Wherein, preset range according to the actual situation, is set in the mistake that can permit
In poor range.Wherein, first control signal is the control instruction of the supply voltage of output within a preset range.
In embodiments of the present invention, output module 130 is to refer to test to laser power supply 110 to provide stable output
The module of load.The output end of the input terminal connecting laser power supply 110 of output module 130, when laser power supply 110 need into
When row test, output module 130 establishes the second control signal received after communication according to system, simulates and adjust laser electricity
Working condition of the source 110 in the case where laser presets measurement parameter.Wherein, measurement parameter includes light power parameter, goes out waveform
Parameter and out light frequency parameter, for example, the load of simulation and adjusting laser power supply 110 under laser difference light power
Analog quantity, analog laser power supply 110 go out the load simulation variable quantity under waveform or frequency error factor in laser difference.Its
In, because of the output voltage pressure drop that conductor resistance or contact resistance can generate, therefore output module 130 needs the work shape to simulation
The stabilization to guarantee output loading is adjusted in state, specifically, is corrected by compensation by the working condition control of laser power supply 110
System provides stable output loading within the scope of predetermined analog amount, to the test of laser power supply 110, and the case where by output loading
Controlling terminal 150 is sent to by communication ends；Wherein, according to the actual situation, being set in can permit for predetermined analog amount range
In error range.Wherein, second control signal is the work of simulation and adjusting laser power supply in the case where laser presets measurement parameter
Make the control instruction of state.
In embodiments of the present invention, measurement module 140 refers to the mould of 110 test data of precise acquisition laser power supply
Block.The output end of 140 collection terminal of measurement module, the input terminal of output module 130 and laser power supply 110 connects altogether, measures mould
Block 140 and output module 130 are in parallel connection.When the stabilization input power that laser power supply 110 is provided in input module 120
When running under the stabilization output loading provided with output module 130, measurement module 140 acquires laser power supply 110 in different surveys
The output voltage under parameter working condition is measured, and the output voltage under different measurement parameter working conditions is sent to controlling terminal
150.Wherein, measurement module 140 and output module 130 are in parallel connection, and it is electric current formed to effectively eliminate output module 130
The influence that pressure drop measures measurement module 140 improves the precision of laser power supply test.
In embodiments of the present invention, controlling terminal 150 can be the computer equipment with display screen, being capable of control system
Automatic sampling, storage, analysis and display laser power supply test result, it is possible to further be to be equipped with intelligent operation system
The computer equipment with display screen of system, including but not limited to smart phone, notebook, tablet computer, desktop computer.Control
The communication ends of terminal 150 are separately connected the communication ends of input module 120, the communication ends of output module 130 and measurement module 140
Communication ends, when laser power supply 110 is tested, controlling terminal 150 establish with input module 120, output module
130 and measurement module 140 communication connection, and receive the ready signal of return after being successfully connected to monitor the communication of system
Connection type and state, while exporting first control signal and second control signal and being exported surely with controlling input module 120 respectively
Fixed input power and output module 130 exports stable output loading, obtains voltage value and load operating condition, and control
140 automatic sampling of measurement module processed obtains output voltage, while to voltage value, load operating condition and output voltage
Analytical calculation is carried out, obtains measurement result, and in preset time range show aforementioned test process and test result,
Reduce the problems such as data sampling point is more, step is complicated and analysis cost is high.Wherein, preset time range can be according to practical feelings
Condition is set, and real-time display is normally set up.
Test macro provided in an embodiment of the present invention provides stable input power and output for laser power supply test
Load, and it is capable of the working condition of real-time monitoring system, automatic sampling, storage, analysis simultaneously show laser power supply test knot
Fruit, the existing data sampling point of solution laser power supply test is more, and step is complicated, the high problem of analysis cost, while eliminating defeated
Out between end equipment test value and actual value voltage drop value error, improve laser power supply measuring accuracy.
In one of the embodiments, referring to fig. 2, input module 120 includes power supply unit 1201, input offset correction list
Member 1202 and input communication unit 1203.
Power supply unit 1201, for providing supply voltage to laser power supply 110 according to first control signal.
Input offset correcting unit 1202, the output of the output end and power supply unit 1201 of input offset correcting unit 1202
End connects the output end as input module 120 altogether, for compensating the input voltage pressure drop of correction supply voltage, controls supply voltage
In predetermined voltage range.
Communication unit 1203 is inputted, the first communication ends of input communication unit 1203 are the communication ends of input module 120, defeated
The second communication ends for entering communication unit 1203 are separately connected power supply unit 1201 and input offset correcting unit 1202, for sending
Ready signal and voltage value receive first control signal and are sent to power supply unit 1201 and input to controlling terminal 150
Compensate correcting unit 1202.
Specifically, the Input+ and Input- of 1201 connecting laser power supply 110 of power supply unit, input offset correcting unit
The Input sense+ and Input sense- of 1202 connecting laser power supplys 110, input offset correcting unit 1202 is using only
Vertical voltage circuit is in parallel with power supply unit 1201, and the supply voltage of effective compensation correction power supply unit 1201 gives laser electricity
Source test provides stable input power.Wherein, if the input terminal of laser power supply 110 without specific Input sense+ and
Input sense-, then from Input+ and the Input- additional feedthrough of laser power supply 110 to input offset correcting unit 1202,
Avoid thering is larger current to pass through and generate pressure drop in 1202 voltage circuit of input offset correcting unit.When input offset correcting unit
When the 1202 Input sense+ for measuring laser power supply 110 exceed preset range with Input sense- input voltage, correction
Unit 1202 compensates correction, and control power supply unit 1201 adjusts supply voltage until in preset range.
In embodiments of the present invention, when laser power supply 110 is tested, communication unit 1203 is inputted in system
Ready signal is returned after establishing communication, so that controlling terminal 150 monitors the working condition of input module 120, while receiving the
One control signal is simultaneously sent to power supply unit 1201, and power supply unit 1201 is mentioned according to first control signal to laser power supply 110
For supply voltage, but the input voltage pressure drop that will be generated due to the presence of conductor resistance or contact resistance, it is therefore desirable in conjunction with
Input offset correcting unit 1202 corrects the compensation of supply voltage, within a preset range by supply voltage control, to laser
Device power supply 110 provides stable input power, while by inputting communication unit 1203 for the supply voltage situation of input power
It is sent to controlling terminal 150, analyzes controlling terminal 150 to supply voltage and other data, while real-time monitoring inputs
The working condition of module 120.By power supply unit 1201, input offset correcting unit 1202 and communication unit 1203 is inputted,
Input module 120 can be tested to laser power supply 110 and provide stable input power.
In one of the embodiments, referring to fig. 2, output module 130 includes load unit 1301, output compensation correction list
Member 1302 and output communication unit 1303.
Load unit 1301, for going out light function in laser difference according to second control signal analog laser power supply 110
Load simulation amount under rate, analog laser power supply 110 go out the load simulation under waveform or frequency error factor in laser difference
Variable quantity.
Output compensation correcting unit 1302, the input of the input terminal and load unit 1301 of output compensation correcting unit 1302
End connects the input terminal as output module 130 altogether, the output voltage pressure drop generated for compensating correction load unit 1301, control
Load simulation amount and load simulation variable quantity are within a preset range.
Communication unit 1303 is exported, the first communication ends of output communication unit 1303 are the communication ends of output module 130, defeated
The second communication ends of communication unit 1303 are separately connected load unit 1301 and output compensation correcting unit 1302 out, for sending
Ready signal, load simulation amount and load simulation variable quantity receive second control signal and are sent to load to controlling terminal 150
Unit 1301 and output compensation correcting unit 1302.
Specifically, the Output+ and Output- of 1301 connecting laser power supply 110 of load unit, output compensation correction are single
The Output sense+ and Output sense- of first 1302 connecting laser power supplys 110, output compensation correcting unit 1302 are adopted
In parallel with load unit 1301 with independent voltage circuit, effective compensation correction load unit 1301 is tested to laser power supply
Provide stable output loading.Wherein, if the output end of laser power supply 110 without specific Output sense+ with
Output sense- then compensates correcting unit from Output+ and the Output- additional feedthrough of laser power supply 110 to output
1302, avoid thering is larger current to pass through and generate pressure drop in 1301 voltage circuit of load unit.Wherein, under voltage circuit
Output sense+ and Output sense- voltage are load voltages, and reality, that is, load current of load unit 1301 is load electricity
Stream.Load unit 1301 is under the operating status of high load, so as not to mention because Output+ and Output- pressure drop is too big
Preceding protection.
In embodiments of the present invention, when laser power supply 110 is tested, communication unit 1303 is exported in system
Ready signal is returned after establishing communication, so that controlling terminal 150 monitors the working condition of output module 130, while receiving the
Two control signals are simultaneously sent to load unit 1301, and load unit 1301 is according to second control signal analog laser power supply 110
Load simulation amount or analog laser power supply 110 under laser difference light power go out waveform in laser difference
Or the load simulation variable quantity under frequency error factor, but the output voltage that will be generated due to the presence of conductor resistance or contact resistance
Pressure drop, it is therefore desirable to the compensation of output voltage be corrected in conjunction with output compensation correcting unit 1302, by load simulation amount and born
The analog variation amount control of load within a preset range, to provide stable output loading to laser power supply 110, while passing through output
Load simulation amount and load simulation variable quantity are sent to controlling terminal 150 by communication unit 1303, are obtained controlling terminal 150 and are swashed
Working condition of the light device power supply 110 in the case where laser presets measurement parameter, while the work shape of real-time monitoring output module 130
State.By load unit 1301, output compensation correcting unit 1302 and output communication unit 1303, output module 130 can
Stable output loading is provided to the test of laser power supply 110.
In one of the embodiments, referring to fig. 2, measurement module 140 includes data acquisition unit 1401 and measurement communication
Unit 1402.
Data acquisition unit 1401, the input terminal of data acquisition unit 1401 is the collection terminal of measurement module 140, for adopting
Collect output voltage.
Measure communication unit 1402, the output of the input terminal connection data acquisition unit 1401 of measurement communication unit 1402
The output end at end, measurement communication unit 1402 is the communication ends of measurement module 140, for sending ready signal and output voltage
To controlling terminal 150.
In embodiments of the present invention, data acquisition unit 1401 is in parallel with load unit 1301 using independent voltage circuit,
From Output+ and the Output- additional feedthrough of laser power supply 110, avoid thering is larger current to pass through and generate in measurement circuit
Pressure drop effectively eliminates the influence that the pressure drop of load current formation measures data acquisition unit 1401, improves laser power supply
The precision of test.
In embodiments of the present invention, when laser power supply 110 is tested, communication unit 1402 is measured in system
Ready signal is returned to after establishing communication, so that controlling terminal 150 monitors the working condition of measurement module 140；Data are adopted simultaneously
Collect the output voltage that unit 1401 acquires laser power supply 110, and output voltage is sent to by measuring communication unit 1402
Controlling terminal 150.By data acquisition unit 1401 and measurement communication unit 1402, measurement module 140 is laser power supply survey
Examination provides accurate test data.
In one of the embodiments, referring to fig. 2, controlling terminal 150 includes Port control unit 1501.
Port control unit 1501, the control terminal of Port control unit 1501 is the communication ends of controlling terminal 150, for building
The vertical communication connection with input module 120, output module 130 and measurement module 140, and in the ready signal for receiving return
First control signal and second control signal are exported afterwards, obtain supply voltage and output voltage.By Port control unit 1501,
Internal system can quickly establish a communications link, so that controlling terminal 150 controls and monitors the connection type of system modules
And working condition, while controlling input module 120 and exporting stable input power and output module 130 to export stable output negative
It carries, obtains voltage value and load operating condition, and control 140 automatic sampling of measurement module and obtain output voltage.
In one of the embodiments, referring to fig. 2, controlling terminal 150 further includes data transceiving unit 1502.
Data transceiving unit 1502, the output of the input terminal connectivity port control unit 1501 of data transceiving unit 1502
End, for receiving and transmitting supply voltage and output voltage.
In one of the embodiments, referring to fig. 2, controlling terminal 150 further includes data storage cell 1503.
Data storage cell 1503, the output of the input terminal connection data transceiving unit 1502 of data storage cell 1503
End, for receiving and storing supply voltage and output voltage, is also used to the communication connection mode of storage port control unit 1501
With state.
In one of the embodiments, referring to fig. 2, controlling terminal 150 further includes data analysis unit 1504.
Data analysis unit 1504, the output of the input terminal connection data storage cell 1503 of data analysis unit 1504
End obtains measurement result for analyzing supply voltage and output voltage.By data analysis unit 1504, system can be automatic
Change analysis data, reduces manual operation step.
In one of the embodiments, referring to fig. 2, controlling terminal 150 further includes data display unit 1505.
Data display unit 1505, the output of the input terminal connection data analysis unit 1504 of data display unit 1505
End, for showing measurement result in preset time range.By data display unit 1505, system can be tested with real-time display
Process and test result.
Referring to Fig. 3, Fig. 3 is the method flow diagram of the test method based on test macro as described above in an embodiment.
In the present embodiment, which includes step S101, S102, S103 and S104.Details are as follows:
In S101, establishes the communication connection of system and feed back ready signal upon connection.Wherein, the communication connection of system
Input module, output module and measurement module are communicated to connect for controlling terminal.By the foundation of system communication, can automate
The operation of module and carry out the transmission of signal and data inside the control system；Internal system can be monitored by feeding back ready signal
The working condition of module.
In S102, supply voltage and basis within a preset range are provided to laser power supply according to first control signal
The working condition of second control signal simulation and adjusting laser power supply in the case where laser presets measurement parameter.Pass through step
S102, system can provide stable input power and stable output loading to laser power supply, improve laser power supply and survey
The accuracy of examination.
Specifically, S102 includes step S1021, S1022, S1023 and S1024.
S1021 is specially to provide supply voltage to laser power supply according to first control signal.
S1022 is specially the input voltage pressure drop for compensating correction supply voltage, controls supply voltage in predetermined voltage range
It is interior.
S1023 is specially the load according to second control signal analog laser power supply under laser difference light power
Analog quantity, analog laser power supply go out the load simulation variable quantity under waveform or frequency error factor in laser difference.
S1024 is specially the output voltage pressure drop for compensating and generating in correction S1023, controls load simulation amount and load simulation
Variable quantity is within a preset range.
In S103, simultaneously output voltage of the storage laser power supply under different measurement parameter working conditions is acquired.
In S104, the output voltage under supply voltage and different measurement parameter working conditions is analyzed, obtains and shows survey
Test result.
Test method provided in an embodiment of the present invention provides stable input power and output for laser power supply test
Load, and it is capable of the working condition of real-time monitoring system, automatic sampling, storage, analysis simultaneously show laser power supply test knot
Fruit, the existing data sampling point of solution laser power supply test is more, and step is complicated, the high problem of analysis cost, while eliminating defeated
Out between end equipment test value and actual value voltage drop value error, improve laser power supply measuring accuracy.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of test macro of laser power supply, which is characterized in that the test macro includes laser power supply, is also wrapped
It includes:
Input module, the output end of the input module connect the input terminal of the laser power supply, for receiving first
Supply voltage within a preset range is provided to the laser power supply after control signal；
Output module, the input terminal of the output module connect the output end of the laser power supply, for receiving second
Working condition of the laser power supply in the case where laser presets measurement parameter is simulated and adjusted after control signal；
Measurement module, the collection terminal of the measurement module connect the output end of the laser power supply, for acquiring the laser
Output voltage of the device power supply under different measurement parameter working conditions；
Controlling terminal, the communication ends of the controlling terminal are separately connected the communication ends of the input module, the output module
The communication ends of communication ends and the measurement module, for establishing and the input module, the output module and the survey
The communication connection of module is measured, and exports the first control signal and second control after the ready signal for receiving return
Signal receives and stores and analyze the supply voltage and the output voltage, obtains and show measurement result.
2. test macro according to claim 1, which is characterized in that the input module includes:
Power supply unit, for providing supply voltage to the laser power supply according to the first control signal；
Input offset correcting unit, the output end of the input offset correcting unit and the output end of said supply unit connect work altogether
The power supply electricity is controlled for compensating the input voltage pressure drop for correcting the supply voltage for the output end of the input module
It is pressed in predetermined voltage range；
Communication unit is inputted, the first communication ends of the input communication unit are the communication ends of the input module, the input
Second communication ends of communication unit are separately connected said supply unit and the input offset correcting unit, for send it is described just
Thread signal and the supply voltage to the controlling terminal, receive the first control signal and be sent to said supply unit and
The input offset correcting unit.
3. test macro according to claim 1, which is characterized in that the measurement parameter includes light power parameter, goes out
Light wave shape parameter and out light frequency parameter, the output module include:
Load unit, for simulating the laser power supply under laser difference light power according to the second control signal
Load simulation amount, simulate the laser power supply laser difference go out under waveform or frequency error factor load simulation variation
Amount；
Output compensation correcting unit, the input terminal of the output compensation correcting unit and the input terminal of the load unit connect work altogether
It is controlled described negative for the input terminal of the output module for compensating the output voltage pressure drop correcting the load unit and generating
Carry analog quantity and the load simulation variable quantity within a preset range；
Communication unit is exported, the first communication ends of the output communication unit are the communication ends of the output module, the output
Second communication ends of communication unit are separately connected the load unit and output compensation correcting unit, for send it is described just
Thread signal, the load simulation amount and the load simulation variable quantity receive the second control signal to the controlling terminal
And it is sent to the load unit and output compensation correcting unit.
4. test macro according to claim 1, which is characterized in that the measurement module includes:
Data acquisition unit, the input terminal of the data acquisition unit is the collection terminal of the measurement module, described for acquiring
Output voltage；
Communication unit is measured, the input terminal of the measurement communication unit connects the output end of the data acquisition unit, the survey
The output end for measuring communication unit is the communication ends of the measurement module, for sending the ready signal and the output voltage
To the controlling terminal.
5. test macro according to claim 1, which is characterized in that the controlling terminal includes:
Port control unit, the control terminal of the Port control unit are the communication ends of the controlling terminal, for foundation and institute
The communication connection of input module, the output module and the measurement module is stated, and after receiving the ready signal of return
The first control signal and the second control signal are exported, the supply voltage and the output voltage are obtained.
6. test macro according to claim 5, which is characterized in that the controlling terminal further include:
Data transceiving unit, the input terminal of the data transceiving unit connects the output end of the Port control unit, for connecing
It receives and transmits the supply voltage and the output voltage.
7. test macro according to claim 6, which is characterized in that the controlling terminal further include:
Data storage cell, the input terminal of the data storage cell connects the output end of the data transceiving unit, for connecing
Receive and store the supply voltage and the output voltage, be also used to store the communication connection mode of the Port control unit with
State.
8. test macro according to claim 7, which is characterized in that the controlling terminal further include:
Data analysis unit, the input terminal of the data analysis unit connect the output end of the data storage cell, for dividing
The supply voltage and the output voltage are analysed, measurement result is obtained.
9. test macro according to claim 8, which is characterized in that the controlling terminal further include:
Data display unit, the input terminal of the data display unit connect the output end of the data analysis unit, are used for
The display measurement result in preset time range.
10. a kind of test method based on such as described in any item test macros of claim 1-9, which is characterized in that including such as
Lower step:
It establishes the communication connection of system and feeds back ready signal upon connection；
To the laser power supply supply voltage within a preset range is provided according to the first control signal and according to described
Working condition of the laser power supply in the case where laser presets measurement parameter is simulated and adjusted to second control signal；
It acquires and stores output voltage of the laser power supply under different measurement parameter working conditions；
The output voltage under the supply voltage and the different measurement parameter working conditions is analyzed, obtain and shows test knot
Fruit.
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| CN112666485A (en) * | 2020-11-25 | 2021-04-16 | 山东云海国创云计算装备产业创新中心有限公司 | Power stability analysis device and power system |
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