CN203178453U - Automatic test system for switch power supply module - Google Patents
Automatic test system for switch power supply module Download PDFInfo
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- CN203178453U CN203178453U CN 201320193504 CN201320193504U CN203178453U CN 203178453 U CN203178453 U CN 203178453U CN 201320193504 CN201320193504 CN 201320193504 CN 201320193504 U CN201320193504 U CN 201320193504U CN 203178453 U CN203178453 U CN 203178453U
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Abstract
The utility model discloses an automatic test system for a switch power supply module. The automatic test system comprises a computer, a piece of test tooling equipment and a piece of power supply equipment. A power supply output port of the power supply equipment is connected with a power port of the test tooling equipment. A power supply port of the test tooling equipment is connected with a power input port of a switch power supply module to be tested. Various pins to be tested of the switch power supply module to be tested are connected with corresponding test pins on the test tooling equipment respectively. Output ports of the switch power supply module to be tested are connected with input ports of a plurality of electronic loads. Communication ports of the plurality of electronic loads, the power supply and the test tooling equipment are connected with corresponding 232 ports of the computer respectively. The automatic test system can automatically and sequentially test various test items of the switch power supply module, is fast in test speed, high in test efficiency and high in test accuracy, and does not have problems of wrong test and test missing.
Description
Technical field
The utility model relates to a kind of power module test macro, refers to a kind of switch power module Auto-Test System especially.
Background technology
Existing switch power module still adopts manual testing's mode mostly, being about to switch power module is connected with the respective electronic load, after installing corresponding testing apparatus, this switch power module energising band is carried, then by the test data that shows on the test workman read test equipment, compare with test index, thereby judge whether this switch power module is qualified.Though this manual testing's mode can realize the purpose of Test Switchboard power module,, obviously there is following defective in it: the first, manual testing's speed is slow, and testing efficiency is low; The second, to test workman's technical requirement height, need a large amount of costs of labor that drop into; The 3rd, manual testing's accuracy is not high, is prone to the phenomenon of mistake survey, test leakage in test process.
The utility model content
The purpose of this utility model is to provide a kind of switch power module Auto-Test System, and this system can test in proper order automatically to every test event of switch power module, and test speed is fast, testing efficiency height, test accuracy height.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of switch power module Auto-Test System, it is characterized in that: it comprises computing machine, industrial installation device for testing, power-supply device, wherein: the power supply output port of this power-supply device links to each other with the power port of this industrial installation device for testing, the power supply port of this industrial installation device for testing links to each other with the power input mouth of switch power module to be measured, each of the switch power module that this is to be measured pin to be tested respectively with this industrial installation device for testing on corresponding test be connected with pin, the output port of the switch power module that this is to be measured links to each other with the input port of a plurality of electronic loads, these a plurality of electronic loads, this power-supply device, the PORT COM of this industrial installation device for testing links to each other with corresponding 232 ports on this computing machine respectively.
Described industrial installation device for testing comprises housing, be provided with test circuit in this housing, this test circuit comprises single-chip microcomputer, 232 communicating circuits, the start and stop circuit, anti-reverse aptitude tests circuit, power module conventionally test circuit, the capacitance load capability test circuit, the aptitude tests circuit is raised in output, output downward modulation aptitude tests circuit, soft switch testing circuit, wherein: the output pin of this start and stop circuit, the input pin of this anti-reverse aptitude tests circuit, the input pin of this power module conventionally test circuit, the input pin of this capacitance load capability test circuit, the input pin of aptitude tests circuit is raised in this output, the input pin of this output downward modulation aptitude tests circuit, the input pin of this soft switch testing circuit is connected with corresponding I pin on this single-chip microcomputer respectively, this anti-reverse aptitude tests circuit, the power supply of power module conventionally test circuit is imported positive pin, the negative pin of power supply input is exported positive pin with the power supply of described power-supply device respectively, the negative pin of power supply output connects, this anti-reverse aptitude tests circuit, the module of power module conventionally test circuit is exported positive pin, the negative pin of module output is imported positive pin with the power supply of described switch power module to be measured respectively, the negative pin of power supply input connects, two capacitive loads test of this capacitance load capability test circuit is exported positive pin with the first via of described switch power module to be measured respectively with pin, the second the tunnel exports positive pin connects, two outputs that the aptitude tests circuit is raised in this output are raised test and are exported positive pin with the first via of described switch power module to be measured respectively with pin, the adjustment pin connects, two output downward modulation tests of this output downward modulation aptitude tests circuit with pin respectively with the negative pin of first via output of described switch power module to be measured, the adjustment pin connects, two soft switch testings of this soft switch testing circuit with pin respectively with the remote control pin of described switch power module to be measured, the negative pin of power supply input connects, the data of this 232 communicating circuit receive pin, data send pin and are connected the data input pin of this 232 communicating circuit with corresponding I pin on this single-chip microcomputer respectively, the data output pin respectively with described computing machine on corresponding 232 data output pins, 232 data input pins connect.
Described start and stop circuit comprises start button, stop button; Described anti-reverse aptitude tests circuit, described power module conventionally test circuit, described capacitance load capability test circuit comprise triode, relay; Described output rise aptitude tests circuit, described output downward modulation aptitude tests circuit, described soft switch testing circuit comprise photoelectrical coupler.
Described a plurality of electronic load is identical or part is identical or have nothing in common with each other.
Described switch power module to be measured is fixed on the described housing of described industrial installation device for testing.
The output port of described switch power module to be measured links to each other with oscillograph, and this oscillographic PORT COM links to each other with corresponding 232 ports on the described computing machine.
The utility model has the advantages that:
The utility model can be tested in proper order automatically to every test event of switch power module, and test speed is fast, the testing efficiency height, and the test accuracy height, and test result can be had trackability by detail record.There is not the problem of mistake survey, test leakage in the utility model, has significantly reduced cost of labor, can satisfy the test request of various switch power modules.And the utility model can connect corresponding electronic load and test, the flexibility ratio height according to the testing requirement of switch power module to be measured.
Description of drawings
Fig. 1 is composition synoptic diagram of the present utility model;
Fig. 2 is the composition synoptic diagram of the test circuit of industrial installation device for testing;
Fig. 3 is the circuit theory synoptic diagram of the test circuit of industrial installation device for testing.
Embodiment
As shown in Figure 1, the utility model switch power module Auto-Test System comprises computing machine 20, industrial installation device for testing 30, power-supply device 10, wherein: the power supply output port of this power-supply device 10 links to each other with the power port of this industrial installation device for testing 30, the power supply port of this industrial installation device for testing 30 links to each other with the power input mouth of switch power module 50 to be measured, each of this switch power module to be measured 50 pin to be tested respectively with this industrial installation device for testing 30 on corresponding test be connected with pin, the output port of this switch power module to be measured 50 links to each other with the input port of a plurality of electronic loads 40, the PORT COM of these a plurality of electronic loads 40, the PORT COM of this power-supply device 10, the PORT COM of this industrial installation device for testing 30 links to each other with corresponding 232 ports on this computing machine 20 respectively.
In actual design, this industrial installation device for testing 30 comprises the housing (not shown), be provided with test circuit in this housing, as Fig. 2, Fig. 3, this test circuit comprises single-chip microcomputer 31,232 communicating circuits 32, start and stop circuit 33, anti-reverse aptitude tests circuit 34, power module conventionally test circuit 35, capacitance load capability test circuit 36, aptitude tests circuit 37 is raised in output, output downward modulation aptitude tests circuit 38, soft switch testing circuit 39, wherein: the output pin (INT0 of this start and stop circuit 33, INT1), the input pin of this anti-reverse aptitude tests circuit 34 (DL2), the input pin (DL1) of this power module conventionally test circuit 35, input pin (the DL3 of this capacitance load capability test circuit 36, DL4), the input pin (ADJD) of aptitude tests circuit 37 is raised in this output, the input pin (ADJU) of this output downward modulation aptitude tests circuit 38, the input pin of this soft switch testing circuit 39 (REM) respectively with this single-chip microcomputer 31(U1) on the corresponding I pin be connected, this anti-reverse aptitude tests circuit 34, the power supply of power module conventionally test circuit 35 is imported positive pin (DYVIN+), the negative pin (DYVIN-) of power supply input is exported positive pin with the power supply of power-supply device 10 respectively, the negative pin of power supply output connects, this anti-reverse aptitude tests circuit 34, the module of power module conventionally test circuit 35 is exported positive pin (MKVOUT+), the negative pin (MKVOUT-) of module output is imported positive pin with the power supply of switch power module 50 to be measured respectively, the negative pin of power supply input connects, two capacitive load test pin (RFZTEST1 of this capacitance load capability test circuit 36, RFZTEST2) export positive pin with the first via of switch power module 50 to be measured respectively, the second the tunnel exports positive pin connects, this output is raised two output rises of aptitude tests circuit 37 and is tested with pin (STEST1, STEST2) export positive pin with the first via of switch power module 50 to be measured respectively, the adjustment pin connects, two output downward modulations of this output downward modulation aptitude tests circuit 38 are tested with pin (XTEST1, XTEST2) respectively with the negative pin of first via output of switch power module 50 to be measured, the adjustment pin connects, two soft switch testings pin (RTEST1 of this soft switch testing circuit 39, RTEST2) respectively with the remote control pin of switch power module 50 to be measured, the negative pin of power supply input connects, the data of this 232 communicating circuit 32 receive pin (RXD), data send pins (TXD) and are connected the data input pin (RIN) of this 232 communicating circuit 32 with corresponding I pin on this single-chip microcomputer 31 respectively, data output pin (TOUT) respectively with computing machine 20 on corresponding 232 data output pins, 232 data input pins connect.
In actual design, as Fig. 3, this start and stop circuit 33 can comprise start button STAR, stop button STOP.
This anti-reverse aptitude tests circuit 34 comprises triode Q5, Q6, relay K 5, K6, in practice, control by the input pin DL2 of single-chip microcomputer U1, conducting to triode Q5, Q6 is controlled, thereby realize the coil electricity whether control to relay K 5, K6, then the contact of pilot relay K5, K6 action, whether reversal connection is controlled thereby the power supply that positive and negative pin and switch power module 50 to be measured are exported in the power supply of power-supply device 10 is imported positive and negative pin.Export positive and negative pin respectively when the power supply of switch power module 50 to be measured is imported negative, positive pin and is connected (reversal connection connection) when the power supply of power-supply device 10, this anti-reverse aptitude tests circuit 34 is tested in order to the anti-reverse ability to switch power module to be measured 50.
This power module conventionally test circuit 35 comprises triode Q1, Q2, relay K 1, K2, in practice, control by the input pin DL1 of single-chip microcomputer U1, conducting to triode Q1, Q2 is controlled, thereby realize the coil electricity whether control to relay K 1, K2, whether the contact of pilot relay K1, K2 action is then imported positive and negative pin and normally is connected and controls thereby positive and negative pin and the power supply of switch power module 50 to be measured are exported in the power supply of power-supply device 10.Export positive and negative pin respectively when the power supply of switch power module 50 to be measured is imported positive and negative pin and is connected (the normal connection) when the power supply of power-supply device 10, this power module conventionally test circuit 35 is tested in order to output voltage, input voltage, output current, current limiting capacity, short-circuit protection ability, former efficient load effect conventional abilities such as (load capacities) to switch power module to be measured 50.
This capacitance load capability test circuit 36 comprises triode Q3, Q4, relay K 3, K4.In practice, control by the input pin DL3 of single-chip microcomputer U1, conducting to triode Q3 is controlled, thereby realize the coil electricity whether control to relay K 3, whether the contact of pilot relay K3 action is then controlled with testing to be connected with electric capacity C1_rest thereby the first via of switch power module to be measured 50 is exported positive pin.When the first via is exported positive pin and is connected with electric capacity C1_rest with test, test in order to the capacitance load capability to the first via output channel of switch power module to be measured 50.Similarly, in practice, control by the input pin DL4 of single-chip microcomputer U1, conducting to triode Q4 is controlled, thereby realize the coil electricity whether control to relay K 4, whether the contact of pilot relay K4 action is then controlled with testing to be connected with electric capacity C2_rest thereby the second tunnel of switch power module to be measured 50 is exported positive pin.When the second the tunnel exports positive pin and be connected with electric capacity C2_rest with test, test in order to the capacitance load capability to the second tunnel output channel of switch power module to be measured 50.
This output downward modulation aptitude tests circuit 38 can comprise photoelectrical coupler U4, in practice, control by the input pin ADJU of single-chip microcomputer U1, conducting to the triode of photoelectrical coupler U4 is controlled, thereby whether the negative pin of first via output of switch power module to be measured 50 be connected with the adjustment pin controls.When the negative pin of first via output when adjusting pin and be connected, this output is reduced aptitude tests circuit 38 and is tested in order to the output downward modulation ability to switch power module to be measured 50.
This soft switch testing circuit 39 can comprise photoelectrical coupler U6, in practice, control by the input pin REM of single-chip microcomputer U1, conducting to the triode of photoelectrical coupler U6 is controlled, thereby whether the remote control pin of switch power module to be measured 50 be connected with the negative pin of power supply input controls.When remote control pin was connected with the negative pin of power supply input, this soft switch testing circuit 39 was tested in order to the soft switching capability (remote control capability) to switch power module to be measured 50.
In actual design, the case top of industrial installation device for testing 30 can design a socket, switch power module 50 to be measured can be plugged on this socket, thereby be implemented in fixing on the housing of industrial installation device for testing 30, when switch power module to be measured 50 is plugged on this socket, power supply port (the MKVOUT+ of industrial installation device for testing 30, MKVOUT-) just with the power supply input of switch power module 50 to be measured just, negative pin connects, and each pin to be tested of switch power module 50 to be measured is (as the negative pin of first via output, adjust pin, remote control pin etc.) just respectively with industrial installation device for testing on corresponding test with pin (as RFZTEST1, RFZTEST2, STEST1, STEST2 etc.) connect.
Need to prove, the utility model can be used for the switch power module that test has one tunnel output channel or two-way output channel, if the switch power module that test has one tunnel output channel, then when this switch power module is plugged on this socket, test on the industrial installation device for testing 30 is empty with pin RFZTEST2, is not connected with this switch power module.
As shown in Figure 1, parameter such as a plurality of electronic load 40(resistances) can be identical or part is identical or have nothing in common with each other.Computing machine 20 can be controlled electronic load 40 via 232 communication modes, according to reality test needs, makes the electronic load 40 of switch power module 50 external multi-form, different resistances, varying number.
In addition, the output port of switch power module 50 to be measured (positive pin is exported on first and second road) also can link to each other with the input port of oscillograph 60, the PORT COM of oscillograph 60 links to each other with corresponding 232 ports on the computing machine 20, and oscillograph 60 sends computing machine 20 in order to the ripple voltage result of the switch power module 50 that will record to via 232 communication modes.
During actual the test, at first switch power module to be measured 50 is fixed on the industrial installation device for testing 30, the power input mouth, each pin to be tested that makes this switch power module 50 respectively with industrial installation device for testing 30 on power supply port, corresponding test connect with pin.Required according to test, the suitable power supply signal of power supply output port output of computing machine 20 control power-supply devices 10, then, computing machine 20 just can be according to the testing software that writes in advance in it, begin every test event of switch power module to be measured 50 is carried out sequential testing, for example, order is tested the conventional ability of switch power module 50, anti-reverse ability, capacitance load capability, output rise ability, output downward modulation ability, soft switching capability, and wherein: the test instruction that the sequential testing of each ability is passed on according to computing machine 20 by single-chip microcomputer 31 is carried out; When the every test event of test, as required, via the control of computing machine 20, make switch power module 50 connect corresponding electronic load 40, also can not connect any electronic load.When every test event test finishes, electronic load 40 can feed back to computing machine 20 via 232 communication modes with test result, and the switch power module 50 that oscillograph 60 can record sends computing machine 20 about the test result of ripple voltage to via 232 communication modes, thereby computing machine 20 judges according to all test results that receive whether this switch power module 50 is qualified, and demonstrates at display screen.
In the utility model, computing machine 20, power-supply device 10, electronic load 40, oscillograph 60 are known equipment or device.
The utility model has the advantages that:
The utility model can be tested in proper order automatically to every test event of switch power module, and test speed is fast, the testing efficiency height, and the test accuracy height, and test result can be had trackability by detail record.There is not the problem of mistake survey, test leakage in the utility model, has significantly reduced cost of labor, can satisfy the test request of various switch power modules.And the utility model can connect corresponding electronic load and test, the flexibility ratio height according to the testing requirement of switch power module to be measured.
The above is preferred embodiment of the present utility model and the know-why used thereof; for a person skilled in the art; under the situation that does not deviate from spirit and scope of the present utility model; any based on apparent changes such as the equivalent transformation on the technical solutions of the utility model basis, simple replacements, all belong within the utility model protection domain.
Claims (6)
1. switch power module Auto-Test System, it is characterized in that: it comprises computing machine, industrial installation device for testing, power-supply device, wherein:
The power supply output port of this power-supply device links to each other with the power port of this industrial installation device for testing, the power supply port of this industrial installation device for testing links to each other with the power input mouth of switch power module to be measured, each of the switch power module that this is to be measured pin to be tested respectively with this industrial installation device for testing on corresponding test be connected with pin, the output port of the switch power module that this is to be measured links to each other with the input port of a plurality of electronic loads, and the PORT COM of these a plurality of electronic loads, this power-supply device, this industrial installation device for testing links to each other with corresponding 232 ports on this computing machine respectively.
2. switch power module Auto-Test System as claimed in claim 1 is characterized in that:
Described industrial installation device for testing comprises housing, be provided with test circuit in this housing, this test circuit comprises single-chip microcomputer, 232 communicating circuits, the start and stop circuit, anti-reverse aptitude tests circuit, power module conventionally test circuit, the capacitance load capability test circuit, the aptitude tests circuit is raised in output, output downward modulation aptitude tests circuit, soft switch testing circuit, wherein: the output pin of this start and stop circuit, the input pin of this anti-reverse aptitude tests circuit, the input pin of this power module conventionally test circuit, the input pin of this capacitance load capability test circuit, the input pin of aptitude tests circuit is raised in this output, the input pin of this output downward modulation aptitude tests circuit, the input pin of this soft switch testing circuit is connected with corresponding I pin on this single-chip microcomputer respectively, this anti-reverse aptitude tests circuit, the power supply of power module conventionally test circuit is imported positive pin, the negative pin of power supply input is exported positive pin with the power supply of described power-supply device respectively, the negative pin of power supply output connects, this anti-reverse aptitude tests circuit, the module of power module conventionally test circuit is exported positive pin, the negative pin of module output is imported positive pin with the power supply of described switch power module to be measured respectively, the negative pin of power supply input connects, two capacitive loads test of this capacitance load capability test circuit is exported positive pin with the first via of described switch power module to be measured respectively with pin, the second the tunnel exports positive pin connects, two outputs that the aptitude tests circuit is raised in this output are raised test and are exported positive pin with the first via of described switch power module to be measured respectively with pin, the adjustment pin connects, two output downward modulation tests of this output downward modulation aptitude tests circuit with pin respectively with the negative pin of first via output of described switch power module to be measured, the adjustment pin connects, two soft switch testings of this soft switch testing circuit with pin respectively with the remote control pin of described switch power module to be measured, the negative pin of power supply input connects, the data of this 232 communicating circuit receive pin, data send pin and are connected the data input pin of this 232 communicating circuit with corresponding I pin on this single-chip microcomputer respectively, the data output pin respectively with described computing machine on corresponding 232 data output pins, 232 data input pins connect.
3. switch power module Auto-Test System as claimed in claim 2 is characterized in that:
Described start and stop circuit comprises start button, stop button;
Described anti-reverse aptitude tests circuit, described power module conventionally test circuit, described capacitance load capability test circuit comprise triode, relay;
Described output rise aptitude tests circuit, described output downward modulation aptitude tests circuit, described soft switch testing circuit comprise photoelectrical coupler.
4. switch power module Auto-Test System as claimed in claim 1 is characterized in that:
Described a plurality of electronic load is identical or part is identical or have nothing in common with each other.
5. switch power module Auto-Test System as claimed in claim 2 is characterized in that:
Described switch power module to be measured is fixed on the described housing of described industrial installation device for testing.
6. as each described switch power module Auto-Test System in the claim 1 to 5, it is characterized in that:
The output port of described switch power module to be measured links to each other with oscillograph, and this oscillographic PORT COM links to each other with corresponding 232 ports on the described computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320193504 CN203178453U (en) | 2013-04-17 | 2013-04-17 | Automatic test system for switch power supply module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320193504 CN203178453U (en) | 2013-04-17 | 2013-04-17 | Automatic test system for switch power supply module |
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| CN203178453U true CN203178453U (en) | 2013-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320193504 Expired - Fee Related CN203178453U (en) | 2013-04-17 | 2013-04-17 | Automatic test system for switch power supply module |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103558562A (en) * | 2013-11-07 | 2014-02-05 | 浙江中控技术股份有限公司 | Testing device and method for power module |
| CN104049219A (en) * | 2014-06-06 | 2014-09-17 | 佛山市新光宏锐电源设备有限公司 | Automatic test instrument for power source test |
| CN105137222A (en) * | 2015-07-21 | 2015-12-09 | 陕西泽瑞微电子有限公司 | Product delivery technical parameter test method and device |
| CN105137364A (en) * | 2015-07-23 | 2015-12-09 | 浪潮电子信息产业股份有限公司 | Automatic test system of switching power supply |
| CN105242218A (en) * | 2015-09-24 | 2016-01-13 | 浪潮电子信息产业股份有限公司 | Automatic test system of DC power supply full coverage |
| CN105676148A (en) * | 2016-04-25 | 2016-06-15 | 浪潮电子信息产业股份有限公司 | Device for improving automatic testing efficiency of switching power supply and programming method |
| CN105911485A (en) * | 2016-06-08 | 2016-08-31 | 重庆惠科金扬科技有限公司 | Power-supply-board input-voltage automatic switching aging device |
| CN104062604B (en) * | 2014-07-10 | 2017-01-25 | 重庆灿源电子有限公司 | Automatic testing system (ATS) |
| CN106371036A (en) * | 2016-09-12 | 2017-02-01 | 郑州云海信息技术有限公司 | Large-power supply module examination tool |
| CN110907849A (en) * | 2019-12-24 | 2020-03-24 | 贵州航天计量测试技术研究所 | Test tool for power module test system |
| CN113702859A (en) * | 2021-07-31 | 2021-11-26 | 苏州浪潮智能科技有限公司 | Power supply testing device |
| CN114076901A (en) * | 2021-11-15 | 2022-02-22 | 四川九洲电器集团有限责任公司 | Automatic testing system and method for power module output ripple |
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2013
- 2013-04-17 CN CN 201320193504 patent/CN203178453U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103558562A (en) * | 2013-11-07 | 2014-02-05 | 浙江中控技术股份有限公司 | Testing device and method for power module |
| CN103558562B (en) * | 2013-11-07 | 2016-01-27 | 浙江中控技术股份有限公司 | A kind of power module proving installation and method |
| CN104049219A (en) * | 2014-06-06 | 2014-09-17 | 佛山市新光宏锐电源设备有限公司 | Automatic test instrument for power source test |
| CN104062604B (en) * | 2014-07-10 | 2017-01-25 | 重庆灿源电子有限公司 | Automatic testing system (ATS) |
| CN105137222A (en) * | 2015-07-21 | 2015-12-09 | 陕西泽瑞微电子有限公司 | Product delivery technical parameter test method and device |
| CN105137364A (en) * | 2015-07-23 | 2015-12-09 | 浪潮电子信息产业股份有限公司 | Automatic test system of switching power supply |
| CN105242218A (en) * | 2015-09-24 | 2016-01-13 | 浪潮电子信息产业股份有限公司 | Automatic test system of DC power supply full coverage |
| CN105676148A (en) * | 2016-04-25 | 2016-06-15 | 浪潮电子信息产业股份有限公司 | Device for improving automatic testing efficiency of switching power supply and programming method |
| CN105911485A (en) * | 2016-06-08 | 2016-08-31 | 重庆惠科金扬科技有限公司 | Power-supply-board input-voltage automatic switching aging device |
| CN105911485B (en) * | 2016-06-08 | 2018-11-09 | 重庆惠科金扬科技有限公司 | A kind of power panel input voltage automatic switchover aging equipment |
| CN106371036A (en) * | 2016-09-12 | 2017-02-01 | 郑州云海信息技术有限公司 | Large-power supply module examination tool |
| CN110907849A (en) * | 2019-12-24 | 2020-03-24 | 贵州航天计量测试技术研究所 | Test tool for power module test system |
| CN113702859A (en) * | 2021-07-31 | 2021-11-26 | 苏州浪潮智能科技有限公司 | Power supply testing device |
| CN113702859B (en) * | 2021-07-31 | 2024-05-24 | 苏州浪潮智能科技有限公司 | Power supply testing device |
| CN114076901A (en) * | 2021-11-15 | 2022-02-22 | 四川九洲电器集团有限责任公司 | Automatic testing system and method for power module output ripple |
| CN114076901B (en) * | 2021-11-15 | 2022-10-21 | 四川九洲电器集团有限责任公司 | Automatic testing system and method for output ripples of power supply module |
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