CN203519784U - Testing device capable of realizing comprehensive testing for optimization board cards - Google Patents
Testing device capable of realizing comprehensive testing for optimization board cards Download PDFInfo
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- CN203519784U CN203519784U CN201320452384.1U CN201320452384U CN203519784U CN 203519784 U CN203519784 U CN 203519784U CN 201320452384 U CN201320452384 U CN 201320452384U CN 203519784 U CN203519784 U CN 203519784U
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Abstract
The utility model discloses a testing device capable of realizing comprehensive testing for optimization board cards. The testing device comprises an industrial computer carrying out the testing process, wherein the industrial computer is internally provided with a data processing module for generating all testing procedures, a chassis for installing the optimization board card, an installed optimization board card to be tested and a data acquisition card used for carrying out data output and input processing between the optimization board card to be tested and the industrial computer, and the optimization board card to be tested comprises a double instruction board card, a single instruction energized optimization board card and a single instruction de-energized optimization board card. The testing device disclosed by the utility model can automatically test optimization board cards of different logic types, such as PL-1, PL-2 and PL-3, thereby greatly improving the test efficiency, being capable of greatly saving the test cost during type tests, and also reducing the investment for test labor.
Description
Technical field
The utility model relates to instrument control field, is specifically related to the logic of the Control card that nuclear power station field according to priority manages and export the produced simultaneously ad hoc control signal of the on-the-spot distinct device of nuclear power station and the proving installation that other function realizes full test.
Background technology
In nuclear power station DCS system, preferably board is to according to priority being managed by the produced simultaneously ad hoc control signal of the on-the-spot distinct device of nuclear power station, and the ad hoc equipment of safety is exported.Need before use it to test, to guarantee that it can normally work.To preferred board performance or functional test, except logic judging function, the input and output response time, the signal quality of output channel, the anti-interference function of input channel etc. that also comprise preferred board special modality, but because preferred module has, input/output signal quantity is many, kind is many, the features such as logical relation complexity, bring a lot of difficulties to the test of module, while stating in realization test in prior art, be generally difficult for covering all test items, scene operation is produced to certain risk.Also have at present and adopt test platform to carry out preferred board test, but it can only carry out limited logic checking, can not realize the automatic or semi-automatic test under some complex logic by load apparatus instruments and meters, more cannot realize multiple preferred board is carried out to logic all standing test simultaneously, this can cause the sufficient not hidden danger of test under some special conditions of contract.
Utility model content
For solving the full-automatic testing problem that can not realize comprehensive covering in prior art to the preferred board of nuclear power station, the utility model provides a kind of can carry out the proving installation of test automatically to the logic of preferred board and other performance.Concrete scheme is as follows: a kind of proving installation of realizing preferred board full test, comprise the industrial computer of carrying out test process, it is characterized in that, the data processing module that generates all testing procedures is installed in described industrial computer, the cabinet of preferred board to be tested is installed, and the data collecting card that carries out data output and input processing between preferred board to be tested and industrial computer, the type of described preferred board to be tested comprises that two instruction boards, single instrction obtain electric preferential board and the preferential board of single instrction dead electricity.
For realizing the test of preferred board self performance: be parallel with the pick-up unit of test preferred board response time to be tested, signal quality and antijamming capability on the connection line of data collecting card and preferred board to be tested, described pick-up unit comprises oscillograph, function generator and wave tracer.
For improving testing efficiency: described cabinet is installed 7 preferred boards to be tested simultaneously, the input channel of 7 preferred boards to be tested is in parallel, and described data processing module sends same signal to the same passage of 7 preferred boards to be tested respectively by data collecting card simultaneously.
For improving measuring accuracy: the model of described data collecting card is PCI-6528, and it comprises 24 railway digital amount input channels.
For reducing, disturb: between described preferred board to be tested and data collecting card, be provided with isolation board.
For realizing the simulation test of load: be provided with load circuit between described data collecting card and preferred board to be tested, described load circuit comprises the 48V power supply that inquiry voltage is provided, and the relay coil of a resistance and two series connection, wherein on the outlet line of the relay coil of two series connection rear access data capture card in parallel with a resistor.
For improving the stability of load: described resistance is cement resistor or the electronic load of 50 ohm/100W, and described relay coil is 24V relay.
The utility model can be realized the automatic test to the preferred board of multiple Different Logic type (as: PL-1, PL-2, PL-3) simultaneously, has greatly improved testing efficiency, in type approval test, can greatly save testing expense, also reduces the artificial input of test.According to powerful test platform, realize function or the performance test under complex logic.By oscillograph and function generator, can test the response time of preferred board, anti-interference (removal dither signal) ability of input channel, in addition by electronic load or other fictitious load, can test the driving force of output channel, and quality that can test output signal etc., this programme can cover whole logics of all preferred boards to be tested.
Proving installation of the present utility model and inner test module have extensibility, can free collocation channel, and to adapt to the test to different types of preferred board, this is that other proving installation is not available at present.
Proving installation of the present utility model can access other test instrumentations by test platform, as: function generator, oscillograph, electronic load etc., realization is the functional performance test such as response time, quality of output signals, the input under complex logic anti-interference (shake removal ability), output driving force to preferred board to be tested, has filled up the existing preferred board blank of test automatically.
Accompanying drawing explanation
Fig. 1 structural representation of the present utility model;
The load circuit schematic diagram of Fig. 2 proving installation output terminal;
The response time test schematic diagram of Fig. 3 to preferred board to be tested;
The passage anti-interference capability testing schematic diagram of Fig. 4 to preferred board to be tested;
The workflow schematic diagram of Fig. 5 data processing module;
Fig. 6 isolates the isolation schematic diagram of board to input channel;
Fig. 7 isolates the isolation schematic diagram of board to output channel.
Attached number in the figure explanation: 1-industrial computer, 2-data processing module, 3-data processing card, 4-preferred board to be tested, 5-pick-up unit, 6-cabinet.
Embodiment
As shown in Figure 1, the utility model is realized the proving installation of preferred board full test, comprise the industrial computer 1 of carrying out test process, be arranged on the data processing module 2 of all testing procedures of the interior generation of industrial computer 1, the cabinet 6 of preferred board 4 to be tested and the to be tested preferred board 4 of installing are installed, and the data collecting card 3 that carries out data output and input processing between preferred board 4 to be tested and industrial computer 1, described preferred board 4 to be tested comprises that two instruction boards, single instrction obtain electric preferential board and the preferential board of single instrction dead electricity.
Industrial computer in the utility model is arranged in totem rack, utilize distribution system and connecting terminal block in totem rack to form whole test basis, the data processing module that can the test process of preferred board to be tested, test event, test result, test specification etc. be controlled and be processed is installed simultaneously in industrial computer.The utility model can be tested the three types of preferred board on same hardware circuit basis simultaneously, and the preferred board of three types comprises:
Two instruction boards: PL-1;
Single instrction obtains electric preferential board: PL-2;
The preferential board of single instrction dead electricity: PL-3;
Every board comprises 13 road input signals and 4 tunnel output signals, and wherein 13 road input signals comprise 10 road contact types (1E1～1E10), 3 road 24V level-types (NC1～NC3); 4 tunnel output signals comprise that 2 road 48V level-type output OUT1, OUT2(PL_2, PL_3 are without OUT2), two contacts type (ERR, ATWT).
Cabinet 6 once can be installed and 7 preferred boards of parallel connection be operated simultaneously, that is: PL-1_1～PL-1～3, PL-2_1, PL-2_2, PL-3_1, PL-3_2.Data processing module 2 of the present utility model can be simultaneously, automatically, all over each piece board of example test, manual or semi-automatic test in the prior art that is through with, and can not be all over the mode of example test, by data processing module 2, realize the function that preferably board has such as nominative testing type, nominative testing target and the preferably test of the performance of board 4 self completely.Described data processing module 2 sends same detection signal to the same passage of 7 preferred boards by data collecting card 3 simultaneously, realizes the preferred board of polylith and tests simultaneously.
For preferred board self performance is tested, the utility model is parallel with the pick-up unit 5 of test preferred board response time to be tested, signal quality and antijamming capability on the connection line of data collecting card 3 and preferred board 4 to be tested, and described pick-up unit 5 comprises oscillograph, function generator and wave tracer.Can function and the performance test under complex logic to preferred board 4 processing signals to be tested by above-mentioned testing apparatus.As shown in Figure 3, when test, the input and output passage of preferred board to be tested is connected with oscillograph, between tested input channel and output channel, with oscillograph monitoring, other output channels form logic by logic requirement.By only monitoring point being inserted into tested passage on basis of the present utility model, easy for installation, and can realize the fc-specific test FC under complex logic state, these are that manual test cannot be realized.As shown in Figure 4, to the antijamming capability of preferred board to be tested (removing shake) test, function generator is accessed to tested input channel and output channel, oscillograph is monitored simultaneously, by function generator and oscillograph, can observe and whether have dither signal to be responded.Any dither signal of function generator output able to programme wherein, concrete mode is as follows: lock other channel logic, under loading on tested passage pulse or on pulse signal, pulse width is the moving index of the debounce of passage, as 2ms, 3ms, 4ms etc., whether test output channel has signal upset during applying undesired signal, if there is upset to occur, judges test failure.
For improving the input and output effect of data, data collecting card 3 models that the utility model adopts are PCI-6528, and PCI-6528 has 24 railway digital amount input channels, is all contact type.The maximum voltage range of each passage is ± 60V, and logical zero is 0～1V, and logical one is 3.2～60V.The highest sample frequency of PCI-6528 is 1MHz, and the filter function of 4us～200ms can be set, and can adapt to the demand of this proving installation completely.
For improving testing reliability, between described preferred board 4 to be tested of the present utility model and data collecting card 3, be provided with isolation board.Proving installation adopts isolation board to realize channel separation.
As shown in Figure 6, the input channel that figure right side is this proving installation, is comprised of NI-digital quantity input channel and digital data acquisition conditioning board the isolation scheme of input channel.The effect of digital data acquisition conditioning board is as follows:
A) to preferred board to be tested and NI passage, and realize electrical isolation between each input channel, to prevent interchannel phase mutual interference;
B) contact signal (passive node) of input is converted to the acceptable level signal of NI board (wet node).
Realize above function mainly by Photoelectric isolated converter part: MOCD213 realizes.
As shown in Figure 7, the output channel that in figure, the first half is this proving installation, is comprised of NI-digital output passage and digital output conditioning board the isolation scheme of output channel.The effect of digital output conditioning board is as follows:
A) to preferred board to be tested and NI board passage, and realize electrical isolation between each output channel, to prevent interchannel interference;
B) the same output signal of defeated NI is become to seven identical output signals, and isolation mutually between signal.
Realizing above function mainly realizes by Photoelectric isolated converter part MOCD213.
As shown in Figure 5, for realizing the maximum load test of preferred board to be tested, between described data collecting card 3 of the present utility model and preferred board 4 to be tested, be provided with load circuit, described load circuit comprises the 48V power supply that inquiry voltage is provided, and the relay coil of a resistance and two series connection, wherein on the outlet line of the relay coil of two series connection rear access data capture card in parallel with a resistor.In actual applications, preferably the driving of board output port (OUT1, OUT2) is inductive load, and direct current maximum current is 1A, therefore need to increase corresponding load circuit and simulate its load output.Described resistance is cement resistor or the electronic load of 50 ohm/100W, and described relay coil is 24V relay.
In the utility model, the auto test flow thinking of data processing module is: the logical diagram by preferred board design document to be tested is encoded, and it is 13 binary codes that each carry-out bit is compiled in order from low to high.If 1E1 is the 1st, 1E2 is the 2nd ... NC3 is the 13rd.These 13 total 2^13=8192 kind combinations, each combination has unique a kind of input code corresponding.In program, adopt the mode of address pointer that each input code is stored in corresponding address, as shown in Figure 5, the relevant block diagram of dotted line is wherein parameter preset part in the flow process signal of concrete test process, and relevant setting comprises:
1, passage is configurable, and in proving installation, each input and output passage has definite title, can be corresponding one by one with the passage of NI board by title;
2, input stabilization time, this parameter can guarantee that preferred board to be tested has certain response time, can also remove when preferred board output channel to be tested has relay, and the erroneous judgement that relay flutter causes test is disconnected;
3, shake judgement setup times has shake to occur if this time can judge within the sampling period, when how long the width of Vibrating pulse surpasses, signal can be considered as to dither signal;
4, data storage, whether set each pacing examination needs storage;
5, time delay, each step logic finishes the judgement needed Xms time from being issued to, and needs to wait for Nms=Xms-Yms after each wheel scan finishes, and wherein Y is actual execution time, needs system counter to measure;
6, can arrange in addition when test find wrong after proving installation be need to stop, carrying out or continuation execution after waiting for NS.
By above-mentioned foresee steps, data processing module can realize that multiple logic judges simultaneously and Logical Configuration passes through, and Logical Configuration corresponding to proving installation input signal put to monitoring when just can realize multiple difference preferred board to be tested.The method of configuration logic configuration is at present: in Labview program, the logic diagram of modular design file is inserted wherein.Target is in the future for user of service provides free configuration interface, to realize flexible configuration; Can test the signal quality (examination dither signal) of output channel, if the output signal of preferred board to be tested has shake to occur, can cause potential safety hazard to field apparatus.Whether this proving installation has the function of the shake of screening, can in test, have shake to occur by judge module output terminal.As: when setting sampling rate, be 0.5K, the single step sampling time is while being 1S, after sampling starts with 500 of the speed samplings of 0.5K, when the value of finding certain sampling when different, stops sampling with last, in the test result of this step, export " E ".
The above is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, although the utility model with preferred embodiment openly as above, yet not in order to limit the utility model, any technician who is familiar with this patent is not departing within the scope of technical solutions of the utility model, when can utilizing the technology contents of above-mentioned prompting to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solutions of the utility model, any simple modification of above embodiment being done according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of the utility model scheme.
Claims (6)
1. a proving installation of realizing preferred board full test, comprise the industrial computer (1) of carrying out test process, it is characterized in that, the data processing module (2) that generates all testing procedures is installed in described industrial computer (1), the cabinet (6) of preferred board to be tested (4) is installed, and the data collecting card (3) that carries out data output and input processing between preferred board to be tested (4) and industrial computer (1), the type of described preferred board to be tested (4) comprises two instruction boards, single instrction obtains electric preferential board and the preferential board of single instrction dead electricity, on the connection line of data collecting card (3) and preferred board to be tested (4), be parallel with test preferred board (4) response time to be tested, the pick-up unit of signal quality and antijamming capability (5), described pick-up unit (5) comprises oscillograph, function generator and wave tracer.
2. a kind of proving installation of realizing preferred board full test as claimed in claim 1, it is characterized in that, described cabinet (6) is installed 7 preferred boards to be tested (4) simultaneously, the input channel of 7 preferred boards to be tested (4) is in parallel, and described data processing module (2) sends same signal to the same passage of 7 preferred boards to be tested (4) respectively by data collecting card (3) simultaneously.
3. a kind of proving installation of realizing preferred board full test as claimed in claim 2, is characterized in that, the model of described data collecting card (3) is PCI-6528, and it comprises 24 railway digital amount input channels.
4. a kind of proving installation of realizing preferred board full test as claimed in claim 3, is characterized in that, between described preferred board to be tested (4) and data collecting card (3), is provided with isolation board.
5. a kind of proving installation of realizing preferred board full test as claimed in claim 1, it is characterized in that, between described data collecting card (3) and preferred board to be tested (4), be provided with load circuit, described load circuit comprises the 48V power supply that inquiry voltage is provided, and the relay coil of a resistance and two series connection, wherein on the outlet line of the relay coil of two series connection rear access data capture card in parallel with a resistor.
6. a kind of proving installation of realizing preferred board full test as claimed in claim 5, is characterized in that, described resistance is cement resistor or the electronic load of 50 ohm/100W, and described relay coil is 24V relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320452384.1U CN203519784U (en) | 2013-07-26 | 2013-07-26 | Testing device capable of realizing comprehensive testing for optimization board cards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320452384.1U CN203519784U (en) | 2013-07-26 | 2013-07-26 | Testing device capable of realizing comprehensive testing for optimization board cards |
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| CN203519784U true CN203519784U (en) | 2014-04-02 |
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| CN201320452384.1U Expired - Lifetime CN203519784U (en) | 2013-07-26 | 2013-07-26 | Testing device capable of realizing comprehensive testing for optimization board cards |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251968A (en) * | 2014-10-13 | 2014-12-31 | 北京九方宏信交通装备股份有限公司 | Test bench for driving board of railway DC600 power source system |
| CN110007218A (en) * | 2018-01-04 | 2019-07-12 | 中国航发商用航空发动机有限责任公司 | Digital circuit product tester |
| CN111308935A (en) * | 2020-02-27 | 2020-06-19 | 北京广利核系统工程有限公司 | Automatic testing device and method for priority management product |
| CN111913842A (en) * | 2020-06-17 | 2020-11-10 | 深圳市风云实业有限公司 | ATCA case multi-board card complete machine interface test method |
-
2013
- 2013-07-26 CN CN201320452384.1U patent/CN203519784U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251968A (en) * | 2014-10-13 | 2014-12-31 | 北京九方宏信交通装备股份有限公司 | Test bench for driving board of railway DC600 power source system |
| CN104251968B (en) * | 2014-10-13 | 2017-06-09 | 北京九方宏信交通装备有限公司 | A kind of railway DC600 power-supply system driving plates it is test bed |
| CN110007218A (en) * | 2018-01-04 | 2019-07-12 | 中国航发商用航空发动机有限责任公司 | Digital circuit product tester |
| CN111308935A (en) * | 2020-02-27 | 2020-06-19 | 北京广利核系统工程有限公司 | Automatic testing device and method for priority management product |
| CN111913842A (en) * | 2020-06-17 | 2020-11-10 | 深圳市风云实业有限公司 | ATCA case multi-board card complete machine interface test method |
| CN111913842B (en) * | 2020-06-17 | 2024-03-26 | 深圳市风云实业有限公司 | Test method for complete machine interface of ATCA (advanced telecom computing architecture) chassis multi-board card |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20140402 |