CN206209081U - A kind of Auto-Test System of power module - Google Patents
A kind of Auto-Test System of power module Download PDFInfo
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- CN206209081U CN206209081U CN201621085121.1U CN201621085121U CN206209081U CN 206209081 U CN206209081 U CN 206209081U CN 201621085121 U CN201621085121 U CN 201621085121U CN 206209081 U CN206209081 U CN 206209081U
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Abstract
The utility model discloses a kind of Auto-Test System of power module.The Auto-Test System of the power module includes：Source of stable pressure, power analyzer, electronic load, oscillograph, universal meter, converter, the Control card with relay and the console controller with general-purpose interface；The console controller with general-purpose interface is controlled to the source of stable pressure, the electronic load, the power analyzer；The console controller with general-purpose interface is configured to the parameter of the oscillograph, and oscillograph described in Real-time Collection data；The console controller with general-purpose interface is configured and data acquisition from the universal meter gathered data and by the converter to tested power module；The console controller with general-purpose interface detects at least one tested power module by the Control card with relay.
Description
Technical field
The utility model is related to electric and electronic technical field, more particularly to a kind of Auto-Test System of power module.
Background technology
With continuing to develop for Power Electronic Technique, the species of electronic product is more and more, using more and more wider.However,
Power supply is then indispensable part in electronic product.The quality of power supply directly determines the performance of electronic product.Current
In power supply product test, there are two kinds of test mode：First, manually tested；2nd, automatic test.For research and development, it is related to
To the diversity and the uncertainty of test performance of tested power supply, using the more of manual testing.For the survey on production line
Examination, the advantage of automatic test is it is clear that existing on a production line substantially all using automatic test.
But during actual test, it is existing that inventor has found that the test mode of power module in the prior art cannot meet
There is the test request of power module.
Utility model content
In view of the above problems, it is proposed that the utility model overcomes above mentioned problem to provide one kind or solves at least in part
A kind of certainly Auto-Test System of power module of above mentioned problem.
According to one side of the present utility model, the utility model provides a kind of Auto-Test System of power module,
The Auto-Test System of the power module includes:Source of stable pressure, power analyzer, electronic load, oscillograph, universal meter, converter,
Control card with relay and the console controller with general-purpose interface；
The console controller with general-purpose interface is to the source of stable pressure, the electronic load, the power analyzer
It is controlled；The console controller with general-purpose interface is configured to the parameter of the oscillograph, and Real-time Collection institute
State the data of oscillograph；The console controller with general-purpose interface is from the universal meter gathered data and by the conversion
Device is configured and data acquisition to tested power module；The console controller with general-purpose interface by it is described carry after
The tested power module of Control card detection at least one of electrical equipment.
Wherein, the console controller with general-purpose interface also includes：Input/output interface card；It is defeated by the input
Outgoing interface is connected with the Control card with relay.
Wherein, the Control card with relay is using separation platelet dongle configuration；The small board package is used to connect
Tested power module relay corresponding with the small board package is connect, the relay is by the main frame with general-purpose interface
Controller is controlled.
Wherein, the Control card with relay also includes：At least one luminous branch road；The number of the luminous branch road
Measure, test branch road test mode for point out the small board package where identical with the quantity of the small board package.
Wherein, the luminous branch road includes：Light emitting diode；The light emitting diode, for pointing out test branch where it
Road test mode.
Wherein, the luminous branch road also includes：Current-limiting resistance；The current-limiting resistance is used to protect the light emitting diode.
Wherein, the converter is USB and 485 serial bus interface converters.
Wherein, the source of stable pressure, the power analyzer, the electronic load are carried by general purpose interface bus with described
The console controller connection of general-purpose interface.
Wherein, the oscillograph is connected by netting twine with the console controller with general-purpose interface.
Wherein, the universal meter is connected by USB with the console controller with general-purpose interface
Connect.
The beneficial effects of the utility model are：Technical solutions of the utility model are connected by the Control card with relay
The tested power module of multiple, controls source of stable pressure, power analyzer, electronic load to show by the console controller with general-purpose interface
Ripple device, universal meter, the Control card with relay.Various conventional func tests and part are carried out to the tested power module of multiple
Abnormality test, it is possible to which the upload information to being tested power supply is constantly monitored；Control card with relay can be extended to
A few tested power module is tested, and each road does not interfere with each other；Control card with relay is using the small board package of separation
Structure so that change convenient, and have a light emitting diode on each connector, so that each branch road test during detection
State is very clear.
Brief description of the drawings
Fig. 1 is that the utility model provides a kind of Auto-Test System structural representation of power module；
Fig. 2 is that the utility model provides the Control card with relay in a kind of Auto-Test System of power module
Circuit diagram.
Specific embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type implementation method is described in further detail.
The utility model provides a kind of Auto-Test System of power module.
Fig. 1 is a kind of Auto-Test System structural representation of power module that the utility model is provided；The power supply mould
The Auto-Test System of block, including：Source of stable pressure, power analyzer, electronic load, oscillograph, universal meter, converter, with after
The Control card of electrical equipment and the console controller with general-purpose interface；
The console controller with general-purpose interface is to the source of stable pressure, the electronic load, the power analyzer
It is controlled；The console controller with general-purpose interface is configured to the parameter of the oscillograph, and Real-time Collection institute
State the data of oscillograph；The console controller with general-purpose interface is from the universal meter gathered data and by the conversion
Device is configured and data acquisition to tested power module；The console controller with general-purpose interface by it is described carry after
The tested power module of Control card detection at least one of electrical equipment.
Wherein, the console controller with general-purpose interface also includes：Input/output interface card；It is defeated by the input
Outgoing interface is connected with the Control card with relay.The Control card with relay is using the small board package of separation
Structure；The small board package is used to connect tested power module relay corresponding with the small board package, and the relay leads to
Cross the console controller control with general-purpose interface.The Control card with relay also includes：At least one hair
Light branch road；The quantity of the luminous branch road is identical with the quantity of the small board package, where for pointing out the small board package
Test branch road test mode.The luminous branch road includes：Light emitting diode；The light emitting diode, for pointing out to be surveyed where it
Examination branch road test mode.The luminous branch road also includes：Current-limiting resistance；The current-limiting resistance is used to protect the light-emitting diodes
Pipe.
Wherein, the converter is USB and 485 serial bus interface converters.
Wherein, the source of stable pressure, the power analyzer, the electronic load are carried by general purpose interface bus with described
The console controller connection of general-purpose interface.
Wherein, the oscillograph is connected by netting twine with the console controller with general-purpose interface.
Wherein, the universal meter is connected by USB with the console controller with general-purpose interface
Connect.
Based on above example, the realization principle to technical solutions of the utility model is described in detail below；Specifically such as
Under：
If the utility model is based on Labview (Laboratory Virtual Instrument Engineering
Workbench, a kind of graphical programming language) and Teststand (a surveys of National Instruments (NI) independent development
Examination performs management software) the two kinds of software GPIB (General-Purpose that pass through the console controller with general-purpose interface
Interface Bus, general purpose interface bus) card source of stable pressure, electronic load, power analyzer are controlled, by network interface control
The parameter of oscillograph is configured oscillograph processed and data acquisition, by USB (Universal Serial Bus, general string
Row bus) be configured from universal meter gathered data and to tested power module and data acquisition, by 7234I/O (Ling Huasheng
A kind of 32 passage and the PCI slot numeral input/output card of each channel separation for producing) control with relay described in card control
The relay and D.C. contactor of board and then carry out the switching of the tests such as short circuit to being tested power module.It is below based on this reality
Auto-Test System with new power module and its test stream as shown in Figure 2 of the Control card circuit with relay
Journey：
S101:Initialization instrument；AC power relay (AC power relay), Signal relay (signal relays
Device) 3,4 closures；Oscillograph parameter (channel selecting, bandwidth, coupling etc.) is set；Regulation electronic load is simultaneously loaded；Regulation source of stable pressure
Output voltage, reads dash current maximum from oscillograph
S102:Disconnect AC power relay；Oscillograph parameter is set；Closure AC power relay；From oscillograph
Read and calculate the soft-start time of tested power supply
S103:Regulation source of stable pressure output voltage and electronic load, read output voltage values from desk-top universal meter one by one, and
Calculate the precision of voltage regulation
S104:Regulation source of stable pressure output voltage is the specified input value of tested power supply, regulating load successively, in each load
Under the conditions of from universal meter read output voltage current value (being realized by switching signal relay 5,6), from power analyzer
It is upper to read each parameter, and calculate the efficiency under each loading condition
S105:Regulation source of stable pressure output frequency, and the upload information of tested power supply is read, the tested power supply of inspection is in the input
In frequency range whether normal work
S106:Output voltage values, source of stable pressure output voltage values, the electronic load loaded value of the tested power supply of regulation, check quilt
Survey the input and output voltage scope of power supply
S107:Adjusting specified input value, the output voltage values of tested power supply that source of stable pressure output voltage is tested power supply is
Rated value, adjusts the current-limiting points of tested power supply successively, is progressively loaded in each current-limiting points regulation electronic load, until tested power supply
Alarm, and write down cut-off current.
S108:The current-limiting points of the tested power supply of regulation are factory setting value, set oscillograph parameter, adjust electronic load, are read
Take the output voltage changing value under the ripple and dynamic loading conditions of tested power supply.
S109:Short-circuit test under the conditions of different loads is carried out by control signal relay 2,3 and regulation electronic load,
The upload information of the tested power supply of reading simultaneously, short circuit and recovery are correct operations to the tested power supply of inspection in each condition.
S110:Source of stable pressure is disconnected, 7234I/O cards are initialized.
Tested power module is carried out using the utility model to test, can not only record all data in test process,
Corresponding test report is generated, the whole work efficiency of test is also improved, human cost is reduced.
The Auto-Test System can complete the test of various conventional funcs and part abnormality test of power module, it is possible to
Upload information to being tested power supply is constantly monitored；Self-control Control card test circuit is extendable to several tested power supplys to be carried out
Test, each road does not interfere with each other；The small board connector of self-control Control card changes convenient, and has a paster to send out on each connector
Optical diode, it is very clear during detection.
In figure, Power meter are power analyzers；UUT is tested power supply；DVM is desk-top universal meter；R2 is for defeated
Go out the precision resistance of current sample；Each signal relay has an illuminating circuit as AC power relay；Institute
Stating illuminating circuit includes：3k resistance R1 and light emitting diode D.
The beneficial effects of the utility model are：Technical solutions of the utility model are connected by the Control card with relay
The tested power module of multiple, controls source of stable pressure, power analyzer, electronic load to show by the console controller with general-purpose interface
Ripple device, universal meter, the Control card with relay.Various conventional func tests and part are carried out to the tested power module of multiple
Abnormality test, it is possible to which the upload information to being tested power supply is constantly monitored；Control card with relay can be extended to
A few tested power module is tested, and each road does not interfere with each other；Control card with relay is using the small board package of separation
Structure so that change convenient, and have a light emitting diode on each connector, so that each branch road test during detection
State is very clear.
Preferred embodiment of the present utility model is the foregoing is only, protection model of the present utility model is not intended to limit
Enclose.All any modification, equivalent substitution and improvements made within spirit of the present utility model and principle etc., are all contained in this reality
With in new protection domain.
Claims (10)
1. a kind of Auto-Test System of power module, it is characterised in that including：Source of stable pressure, power analyzer, electronic load,
Oscillograph, universal meter, converter, the Control card with relay and the console controller with general-purpose interface；
The console controller with general-purpose interface is carried out to the source of stable pressure, the electronic load, the power analyzer
Control；The console controller with general-purpose interface is configured to the parameter of the oscillograph, and shows described in Real-time Collection
The data of ripple device；The console controller with general-purpose interface is from the universal meter gathered data and passes through the converter pair
Tested power module is configured and data acquisition；The console controller with general-purpose interface carries relay by described
The tested power module of Control card detection at least one.
2. the Auto-Test System of power module as claimed in claim 1, it is characterised in that the master with general-purpose interface
Machine controller also includes：Input/output interface card；By the input/output interface and the Control card with relay
Connection.
3. the Auto-Test System of power module as claimed in claim 2, it is characterised in that the control with relay
Board is using separation platelet dongle configuration；The small board package is corresponding with the small board package for connecting tested power module
Relay, the relay is controlled by the console controller with general-purpose interface.
4. the Auto-Test System of power module as claimed in claim 3, it is characterised in that the control with relay
Board also includes：At least one luminous branch road；The quantity of the luminous branch road is identical with the quantity of the small board package, for carrying
Test branch road test mode where showing the small board package.
5. the Auto-Test System of power module as claimed in claim 4, it is characterised in that the luminous branch road includes：Hair
Optical diode；The light emitting diode, for pointing out test branch road test mode where it.
6. the Auto-Test System of power module as claimed in claim 5, it is characterised in that the luminous branch road also includes：
Current-limiting resistance；The current-limiting resistance is used to protect the light emitting diode.
7. the Auto-Test System of power module as claimed in claim 6, it is characterised in that the converter is general serial
EBI and 485 serial bus interface converters.
8. the Auto-Test System of power module as claimed in claim 7, it is characterised in that the source of stable pressure, the power
Analyzer, the electronic load are connected by general purpose interface bus with the console controller with general-purpose interface.
9. the Auto-Test System of power module as claimed in claim 8, it is characterised in that the oscillograph by netting twine with
The console controller connection with general-purpose interface.
10. the Auto-Test System of power module as claimed in claim 9, it is characterised in that the universal meter is by general
Serial bus interface is connected with the console controller with general-purpose interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621085121.1U CN206209081U (en) | 2016-09-27 | 2016-09-27 | A kind of Auto-Test System of power module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621085121.1U CN206209081U (en) | 2016-09-27 | 2016-09-27 | A kind of Auto-Test System of power module |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202965A (en) * | 2017-07-26 | 2017-09-26 | 深圳市共进电子股份有限公司 | A kind of method and apparatus for testing power supply signal integrality |
| CN107727965A (en) * | 2017-10-16 | 2018-02-23 | 安德信微波设备有限公司 | A kind of TT＆C system and its method of the solid-state amplifier based on Labview |
| CN107908135A (en) * | 2017-11-29 | 2018-04-13 | 常州同惠电子股份有限公司 | The Digital Implementation method of DC Electronic Loads soft start |
| CN112199242A (en) * | 2020-08-28 | 2021-01-08 | 苏州浪潮智能科技有限公司 | Auxiliary test board and hardware test system |
| CN112448713A (en) * | 2020-11-10 | 2021-03-05 | 北京新风航天装备有限公司 | Multi-signal automatic switching system based on LXI bus |
| CN112834947A (en) * | 2020-12-30 | 2021-05-25 | 中电科仪器仪表(安徽)有限公司 | Automatic testing device and testing method for power supply module |
| CN115267592A (en) * | 2022-07-06 | 2022-11-01 | 公牛集团股份有限公司 | a test system |
-
2016
- 2016-09-27 CN CN201621085121.1U patent/CN206209081U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202965A (en) * | 2017-07-26 | 2017-09-26 | 深圳市共进电子股份有限公司 | A kind of method and apparatus for testing power supply signal integrality |
| CN107727965A (en) * | 2017-10-16 | 2018-02-23 | 安德信微波设备有限公司 | A kind of TT＆C system and its method of the solid-state amplifier based on Labview |
| CN107908135A (en) * | 2017-11-29 | 2018-04-13 | 常州同惠电子股份有限公司 | The Digital Implementation method of DC Electronic Loads soft start |
| CN107908135B (en) * | 2017-11-29 | 2020-09-08 | 常州同惠电子股份有限公司 | Digital implementation method for soft start of direct current electronic load |
| CN112199242A (en) * | 2020-08-28 | 2021-01-08 | 苏州浪潮智能科技有限公司 | Auxiliary test board and hardware test system |
| CN112448713A (en) * | 2020-11-10 | 2021-03-05 | 北京新风航天装备有限公司 | Multi-signal automatic switching system based on LXI bus |
| CN112448713B (en) * | 2020-11-10 | 2022-01-28 | 北京新风航天装备有限公司 | Multi-signal automatic switching system based on LXI bus |
| CN112834947A (en) * | 2020-12-30 | 2021-05-25 | 中电科仪器仪表(安徽)有限公司 | Automatic testing device and testing method for power supply module |
| CN115267592A (en) * | 2022-07-06 | 2022-11-01 | 公牛集团股份有限公司 | a test system |
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