CN103558562B - A kind of power module proving installation and method - Google Patents
A kind of power module proving installation and method Download PDFInfo
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- CN103558562B CN103558562B CN201310549428.7A CN201310549428A CN103558562B CN 103558562 B CN103558562 B CN 103558562B CN 201310549428 A CN201310549428 A CN 201310549428A CN 103558562 B CN103558562 B CN 103558562B
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Abstract
The embodiment of the invention discloses a kind of power module proving installation, described device comprises master control board, PC and at least one instrument; Described PC is connected with described instrument with described master control board, for test command is sent to described master control board; Described master control board is connected with power module, is connected with instrument for controlling described power module according to described test command; Described test parameter for obtaining the test parameter of described power module, and is sent to described PC by described instrument.Power module proving installation provided by the invention comprises master control board, PC and at least one instrument, when testing power supply module, only this power module need be connected with master control board, instrument in this proving installation can obtain the parameter needed automatically, compared with manual testing's method of prior art, power module automatic testing equipment of the present invention can improve testing efficiency and the accuracy rate of power module, ensures the safety of operating personnel simultaneously.
Description
Technical field
The present invention relates to power supply test field, be specifically related to a kind of power module proving installation and method.
Background technology
The application of power module in various field constantly increases the schematic diagram that Fig. 1 is a kind of power module
Wherein, 1 representation module contact pin in Fig. 1, module contact pin can as the test tie point of tested power module, and for dissimilar power module, the position of its test tie point and form can be different.In order to ensure power module output voltage, output current, power, ripple, isolation is withstand voltage etc., and parameter meets the requirements, need to carry out detailed test to power module.
Usually adopt the parameter of method to power module of manual testing to test in prior art, testing efficiency is lower, and accuracy rate is not high, in addition, if the voltage of tested power module and electric current higher time, potential safety hazard is existed to operating personnel.
Summary of the invention
In view of this in order to improve the deficiency of manual testing's power module, the invention provides a kind of power module proving installation and method, testing efficiency and the accuracy rate of power module can be improved, ensure the safety of operating personnel simultaneously.
The invention provides a kind of power module proving installation, described device comprises master control board, PC and at least one instrument;
Described PC is connected with described instrument with described master control board, for test command is sent to described master control board;
Described master control board is connected with power module and is connected with instrument for controlling described power module according to described test command;
Described test parameter for obtaining the test parameter of described power module, and is sent to described PC by described instrument.
Preferably, described master control board comprises CPU, commutation circuit and at least one module carrier, and described commutation circuit is connected with described module carrier with described CPU;
Accordingly, described master control board is connected with power module, being connected, comprising for controlling described power module according to described test command with instrument:
Described test command comprises module carrier mark and test-types, and described module carrier mark is used for determination module carrier;
Described CPU is used for according to described test-types determination instrument, and described test command is sent to described commutation circuit;
Described commutation circuit for control described instrument and described module carrier identify corresponding module carrier be connected, wherein, described module carrier is connected with power module.
Preferably, described master control board also comprises pilot lamp, described pilot lamp and described module carrier one_to_one corresponding.
Preferably, described module carrier is DIP adapter.
Preferably, described device also comprises structural member, and described master control board is embedded in described structural member.
Preferably, described test command also comprises testing sequence table, and described testing sequence table comprises the module carrier mark arranged in order;
Accordingly, described CPU is used for according to described test-types determination instrument, and described test command is sent to described commutation circuit, comprising:
Described CPU is used for performing described according to described test-types determination instrument according to described testing sequence table, and described test command is sent to the operation of described commutation circuit.
Present invention also offers a kind of power module method of testing, described method comprises:
Receive the test command that described PC sends;
Control power module according to described test command to be connected with instrument, so that described instrument is after the test parameter obtaining described power module, described test parameter is sent to described PC.
Preferably, describedly control power module according to described test command and be connected with instrument, so that described instrument is after the test parameter obtaining described power module, described test parameter is sent to described PC, comprises:
Described test command comprises module carrier mark and test-types, and described module carrier mark is used for determination module carrier;
According to described test-types determination instrument, and control described instrument and described module carrier and identify corresponding module carrier and be connected, wherein, described module carrier is connected with power module.
Preferably, described method also comprises:
Light the pilot lamp that described module carrier is corresponding.
Preferably, described test command also comprises testing sequence table, and described testing sequence table comprises the module carrier mark arranged in order;
Perform according to described testing sequence table described according to described test-types determination instrument successively, and control described instrument and described module carrier and identify the operation that corresponding module carrier is connected.
Power module proving installation provided by the invention comprises master control board, PC and at least one instrument,
When testing power supply module, only this power module need be connected with master control board, instrument in this proving installation can obtain the parameter needed automatically, compared with manual testing's method of prior art, power module automatic testing equipment of the present invention can improve testing efficiency and the accuracy rate of power module, ensures the safety of operating personnel simultaneously.
Progressive, master control board of the present invention comprises at least one module carrier, because module carrier can adapt to different power modules, so power module proving installation versatility of the present invention is high, has more general applicability.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present application, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only a little embodiments of the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic diagram of power module;
The power module proving installation structural drawing that Fig. 2 provides for the embodiment of the present invention one;
The power module proving installation structural drawing that Fig. 3 provides for the embodiment of the present invention two;
A kind of commutation circuit schematic diagram that Fig. 4 provides for the embodiment of the present invention two;
Multiple module carrier connection layout that Fig. 5 provides for the embodiment of the present invention two;
The distribution plan of the module carrier that Fig. 6 provides for the embodiment of the present invention two and pilot lamp;
The power module method of testing process flow diagram that Fig. 7 provides for the embodiment of the present invention three.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, be clearly and completely described the technical scheme in the embodiment of the present application, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the application's protection.
Embodiment one,
With reference to the power module proving installation structural drawing that figure 2, Fig. 2 provides for the embodiment of the present invention, described device can comprise: master control board 201, PC 202 and at least one instrument 203;
Described PC 202 is connected with described instrument 203 with described master control board 201, for test command being sent to described master control board 201;
In the present embodiment, the proving installation of power module can comprise master control board, PC and several instrument, and wherein, PC can be connected with master control board, as RS232 communication interface etc. by logical letter interface.In addition, the instrument that the proving installation of power module comprises can be oscillograph, voltage resistant instrument, multimeter etc., and the GPIB communication interface of each instrument can be connected to the GPIB communication port of PC after parallel connection.
It should be noted that the meter type comprised in the proving installation of this power module can increase according to testing requirement, when testing surge parameter as needed when power module, this proving installation can comprise surge generator instrument.
In practical operation, after PC is connected with master control board, for test command is sent to this master control board, wherein, test command can indicate the test-types for this power module, as carried out voltage tester etc. to this power module.
Described master control board 201 is connected with power module, is connected with instrument 203 for controlling described power module according to described test command;
In the present embodiment, power module can be connected with master control board, concrete, and power module can be installed in the relevant position of master control board.
In practical operation, master control board can control this power module according to this test command and be connected with instrument, so that this instrument can obtain the test parameter of power module after receiving the test command of PC transmission.Due to can test-types be indicated in test command, be connected so master control board can control power module according to test-types with corresponding instrument, such as, when needing the voltage of testing power supply module, master control board can control this power module and be connected with multimeter, so that multimeter obtains the magnitude of voltage of this power module.
Described test parameter for obtaining the test parameter of described power module, and is sent to described PC 202 by described instrument 203.
In the present embodiment, when any one instrument is connected with power module, this instrument can obtain the test parameter of this power module, and such as, when multimeter is connected with power module, multimeter can obtain the electric current, voltage etc. of this power module.This PC after instrument obtains the test parameter of power module, this test parameter is sent to PC, so that can calculate test result according to each test parameter.
The power module proving installation that the present embodiment provides comprises master control board, PC and at least one instrument, when testing power supply module, only this power module need be connected with master control board, instrument in this proving installation can obtain the parameter needed automatically, compared with manual testing's method of prior art, the power module automatic testing equipment of the present embodiment can improve testing efficiency and the accuracy rate of power module, ensures the safety of operating personnel simultaneously.
Further, the master control board of the present embodiment comprises at least one module carrier, because module carrier can adapt to different power modules, so the power module proving installation versatility of the present embodiment is high, has more general applicability.
Embodiment two
With reference to figure 3, the power module proving installation structural drawing that Fig. 3 provides for the present embodiment, described device can comprise: master control board 301, PC 302 and at least one instrument 303, described master control board 301 comprises CPU301A, commutation circuit 301B and at least one module carrier 301C, described commutation circuit 301B and described CPU301A are connected with described module carrier 301C;
Described PC is connected with described instrument with described master control board, and for test command is sent to described master control board, described test command comprises module carrier mark and test-types, and described module carrier mark is used for determination module carrier;
In the present embodiment, PC can comprise module carrier mark and test-types to the test command that master control board sends, wherein, module carrier mark may be used for determination module carrier, such as module carrier is designated " 1 " and then represents the module carrier being positioned at first, and test-types can comprise voltage tester, testing current etc.
CPU in described master control board is used for according to described test-types determination instrument, and described test command is sent to described commutation circuit;
In the present embodiment, after CPU in master control board receives the test command of PC transmission, the instrument needing to connect can be determined according to the test-types in test command, such as, when the test-types in test command is voltage tester, determine to need the instrument connected to be multimeter.In addition, after CPU determines instrument, test command is sent to commutation circuit.
Described commutation circuit for control described instrument and described module carrier identify corresponding module carrier be connected, wherein, described module carrier is connected with power module.
In the present embodiment, after commutation circuit receives test command, be connected with the module carrier of module carrier mark correspondence in test command for the instrument controlling to determine.
In practical operation, commutation circuit can comprise signal buffering, signal drives and perform switch three functions, with reference to figure 4, Fig. 4 is a kind of commutation circuit schematic diagram, the implementation of the commutation circuit of the present embodiment is not by the restriction of Fig. 4, and wherein, 441 in Fig. 4 can realize the function of signal buffering, 442 can realize the function that signal drives, and 443 can realize performing the function of switch.After the signal buffering end 441 of commutation circuit receives signal, because the signal driving force of the I/O interface of CPU303A is inadequate, the present embodiment can utilize signal drive end 442 to be amplified by this signal, to drive corresponding execution switch 443.
Described test parameter for obtaining the test parameter of described power module, and is sent to described PC by described instrument.
In the present embodiment, after instrument is connected with power module, this instrument can obtain the test parameter of this power module, such as when instrument is multimeter, multimeter can obtain the magnitude of voltage, current value etc. of power module, and wherein, magnitude of voltage and current value can be called test parameter.Finally, the test parameter of acquisition is sent to PC by instrument, so that PC can calculate test result according to each test parameter.
It should be noted that, master control board in the power module proving installation that the present embodiment provides can comprise multiple module carrier, with reference to figure 5, Fig. 5 is multiple module carrier connection layout, wherein multiple module carrier 500 is parallel connects, each module carrier 500 all can be connected from different power modules, makes multiple power module can be installed to master control board simultaneously and tests, and improves testing efficiency.
Concrete, module carrier can be DIP adapter, and it is applicable to the power module of different encapsulation, and due to the drawing together property of spirit of module carrier 500, the present embodiment can realize the applicability of power module proving installation to tested power module.
In addition, master control board in the power module proving installation that the present embodiment provides can also comprise pilot lamp, concrete, the number of pilot lamp can be identical with the quantity of power supply carrier, and with described module carrier one_to_one corresponding, with reference to figure 6, Fig. 6 is the distribution plan of module carrier and pilot lamp, wherein, pilot lamp 600 and module carrier 500 one_to_one corresponding arrange, pilot lamp 600 is for showing the state of the module carrier 500 corresponding with it, such as when any one module carrier 500 is tested, the pilot lamp 600 of its correspondence is in illuminating state, after this module carrier 500 has been tested, this pilot lamp 600 extinguishes.
In the present embodiment, when master control board comprises multiple module carrier, can multiple power module be arranged on different module carriers respectively simultaneously, concrete, after power module is installed to module carrier, press the clinching end of module carrier, to ensure the connection of power module and module carrier.PC can pre-set the testing sequence table to the module carrier being provided with multiple power module, this testing sequence table can comprise the module carrier mark arranged in order, concrete, testing sequence table can the testing sequence of power module in representation module carrier.Such as, master control board comprises 4 module carriers, and in modules carrier, power module has all been installed, its module carrier mark is respectively " 1 ", " 2 ", " 3 " and " 4 " according to putting in order, testing sequence table can be set to " 2,3,4; 1 by PC in advance ", then the test of the power module in module carrier is performed according to the mark order in testing sequence table.After single power module has been tested, other power modules in testing sequence table can have been tested down in order successively, until last module testing completes.In test process, the pilot lamp 600 that the power module tested is corresponding can be lighted always, represents that the test of this power module completes after extinguishing.It should be noted that the present embodiment can also distinguish the quality of power module according to the information of PC, can mount and dismount this power module according to information, improve testing efficiency.
In addition, in order to protect master control board to damage from the external world, the power module proving installation that the present embodiment provides also comprises structural member, concrete, and described master control board can be embedded in described structural member.
In order to the principle of work of clearer explanation power module proving installation, introduce the detailed process of the magnitude of voltage of testing power supply module, current value, performance number, isolation is withstand voltage parameter and ripple parameter below respectively:
One, magnitude of voltage, current value, the performance number of testing power supply module,
During the parameter such as magnitude of voltage, current value, performance number of testing power supply module, after CPU receives the test command of PC, output signal controls to perform the module contact pin that multimeter is connected to tested power module by switch, PC is switched the voltage of multimeter, current parameters by gpib bus, and computing is carried out to the test data that multimeter returns, finally draw test result.
Two, the withstand voltage parameter of the isolation of testing power supply module;
During parameter that the isolation of testing power supply module is withstand voltage, after CPU receives the test command of PC, output signal controls to perform the module contact pin that voltage resistant instrument is connected to tested power module by switch, test I N-OUT, the isolation of OUT-OUT is withstand voltage, and the test data that PC returns according to voltage resistant instrument judges test result.
Three, the ripple parameter of testing power supply module.
During the ripple parameter of testing power supply isolation module, after CPU receives the test command of PC, output signal controls to perform the module contact pin that oscillograph test pencil is connected to tested power module by switch, and the ripple value of test output terminal, the ripple parameter value that PC gathers according to oscillograph judges test result.
The power module proving installation that the present embodiment provides comprises master control board, PC and at least one instrument, when testing power supply module, only this power module need be connected with master control board, instrument in this proving installation can obtain the parameter needed automatically, compared with manual testing's method of prior art, the power module automatic testing equipment of the present embodiment can improve testing efficiency and the accuracy rate of power module, ensures the safety of operating personnel simultaneously.
Further, the master control board of the present embodiment comprises at least one module carrier, because module carrier can adapt to different power modules, so the power module proving installation versatility of the present embodiment is high, has more general applicability.
Embodiment three
With reference to the power module method of testing process flow diagram that figure 7, Fig. 7 provides for the present embodiment, described method specifically can comprise:
Step 701: receive the test command that described PC sends;
Step 702: control power module according to described test command and be connected with instrument, so that described instrument is after the test parameter obtaining described power module, described test parameter is sent to described PC.
In the present embodiment, first the test command from PC is received, secondly, control to need the power module of test to be connected with corresponding instrument according to this test command, after this instrument obtains the test parameter of this power module, this test parameter is directly sent to PC by this instrument, and finally, each test parameter according to this power module is calculated test result by this PC.
In practical operation, module carrier may be used for installing the power module needing test, and the test command that PC sends can comprise module carrier mark and test-types, and described module carrier mark may be used for determination module carrier;
Accordingly, the present embodiment determines the instrument needed according to the test-types in test command, and controlling this instrument and the module carrier of specifying in test command, identify corresponding module carrier connected, wherein, is provided with power module in described module carrier.
In addition, in the present embodiment, after power module is connected with the instrument determined, can light the pilot lamp that the module carrier at this power module place is corresponding, after the test of this power module terminates, this power module can extinguish.
In the present embodiment, PC can pre-set testing sequence table, when master control board connecting several power modules, can test successively according to this test along the testing sequence indicated in table to power module.
Owing to needing the power module tested can be connected with master control board by module carrier in the present embodiment, so can mount and dismount power module easily, improve testing efficiency.
It should be noted that, when any one power module being tested in the present embodiment, the test carrying out multiple type may be needed, such as, need electric current, voltage, power, isolation is withstand voltage parameter and ripple parameter etc., concrete, can the operation of multiple exercise the present embodiment, until all test parameters are all sent to PC, finally, PC can calculate test result for all test parameters.
This power module only need be connected with master control board by the power module method of testing that the present embodiment provides, instrument in this proving installation can obtain the parameter needed automatically, compared with manual testing's method of prior art, the power module automatic testing equipment of the present embodiment can improve testing efficiency and the accuracy rate of power module, ensures the safety of operating personnel simultaneously.
Progressive, the master control board of the present embodiment comprises at least one module carrier, because module carrier can adapt to different power modules, so the power module proving installation versatility of the present embodiment is high, has more general applicability.
It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
The power module proving installation provided the embodiment of the present invention above and method are described in detail, apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (8)
1. a power module proving installation, it is characterized in that, described device comprises master control board, PC and at least one instrument, and described master control board comprises CPU, commutation circuit and at least one module carrier, and described commutation circuit is connected with described module carrier with described CPU;
Described PC is connected with described instrument with described master control board, for test command is sent to described master control board;
Described master control board is connected with power module, is connected with instrument for controlling described power module according to described test command;
Described test parameter for obtaining the test parameter of described power module, and is sent to described PC by described instrument;
Described master control board is connected with power module, being connected, comprising for controlling described power module according to described test command with instrument:
Described test command comprises module carrier mark and test-types, and described module carrier mark is used for determination module carrier;
Described CPU is used for according to described test-types determination instrument, and described test command is sent to described commutation circuit;
Described commutation circuit for control described instrument and described module carrier identify corresponding module carrier be connected, wherein, described module carrier is connected with power module.
2. device according to claim 1, is characterized in that, described master control board also comprises pilot lamp, described pilot lamp and described module carrier one_to_one corresponding.
3. device according to claim 1 and 2, is characterized in that, described module carrier is DIP adapter.
4. device according to claim 1, is characterized in that, described device also comprises structural member, and described master control board is embedded in described structural member.
5. device according to claim 1 and 2, is characterized in that, described test command also comprises testing sequence table, and described testing sequence table comprises the module carrier mark arranged in order;
Accordingly, described CPU is used for according to described test-types determination instrument, and described test command is sent to described commutation circuit, comprising:
Described CPU is used for performing described according to described test-types determination instrument according to described testing sequence table, and described test command is sent to the operation of described commutation circuit.
6. a power module method of testing, is characterized in that, described method comprises:
Receive the test command that PC sends;
Control power module according to described test command to be connected with instrument, so that described instrument is after the test parameter obtaining described power module, described test parameter is sent to described PC;
Describedly control power module according to described test command and be connected with instrument, so that described instrument is after the test parameter obtaining described power module, described test parameter is sent to described PC, comprises:
Described test command comprises module carrier mark and test-types, and described module carrier mark is used for determination module carrier;
According to described test-types determination instrument, and control described instrument and described module carrier and identify corresponding module carrier and be connected, wherein, described module carrier is connected with power module.
7. method according to claim 6, is characterized in that, described method also comprises:
Light the pilot lamp that described module carrier is corresponding.
8. the method according to claim 6 or 7, is characterized in that, described test command also comprises testing sequence table, and described testing sequence table comprises the module carrier mark arranged in order;
Perform according to described testing sequence table described according to described test-types determination instrument successively, and control described instrument and described module carrier and identify the operation that corresponding module carrier is connected.
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| CN103792498A (en) * | 2014-02-14 | 2014-05-14 | 浪潮电子信息产业股份有限公司 | Automatic power supply testing method |
| CN105527584A (en) * | 2015-12-01 | 2016-04-27 | 中国航空工业集团公司洛阳电光设备研究所 | Power supply module test device |
| CN106291397B (en) * | 2016-08-25 | 2018-12-11 | 中国船舶重工集团公司第七一九研究所 | Ship'ssupply automatic testing equipment and its test method |
| KR102039112B1 (en) * | 2017-06-20 | 2019-10-31 | 포스필 주식회사 | Processor-based measurement method for testing device under test and measurement apparatus using the same |
| CN107907838A (en) * | 2017-11-22 | 2018-04-13 | 郑州云海信息技术有限公司 | A kind of redundant power module tests system and method |
| CN112114224A (en) * | 2020-09-03 | 2020-12-22 | 合肥移瑞通信技术有限公司 | Automatic test system of device to be tested |
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