CN109342940A - A kind of electromagnetic relay test macro - Google Patents
A kind of electromagnetic relay test macro Download PDFInfo
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- CN109342940A CN109342940A CN201811474218.5A CN201811474218A CN109342940A CN 109342940 A CN109342940 A CN 109342940A CN 201811474218 A CN201811474218 A CN 201811474218A CN 109342940 A CN109342940 A CN 109342940A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The present invention provides a kind of electromagnetic relay test macros, including host computer, PXI test module, relay contact analog control system adapter, relay installation panel and power supply；The host computer is for issuing control instruction to the PXI test module；For exporting logic control signal to the relay contact analog control system adapter, and in real time, collecting test data are uploaded to the host computer to the PXI test module；The relay contact analog control system adapter receives the logic control signal and controls its internal adapter circuit and responded, and carries out load switching according to the logic control signal and voltage signal, output test signal to the relay installs panel；The relay installation panel receives the test signal and tests the relay of installation；The power supply is used to provide driving power for above-mentioned each composition component.Hardware design of the invention is flexible, optimizes test resource, further promotes testing efficiency and reliability.
Description
Technical field
The present invention relates to electronic application field, in particular to a kind of electromagnetic relay test macro.
Background technique
Relay is the automatic switch element with isolation features, be widely used in remote control, telemetering, communication, automatic control,
In electromechanical integration and power electronic equipment, it is one of most important control element, plays automatic adjustment, safeguard protection, conversion
The effects of circuit, becomes the important composition part of control system especially in the key areas such as nuclear power.
Since relay is often applied in various environment, relay is generally required when dispatching from the factory test through excessive
Functional test, a kind of existing relay intelligent test macro is by selecting industrial personal computer as logic control and data process core
The heart, cooperation high precision AC/DC programmable power supply, parallel data acquisition card, A/D transition card, temperature transmitter, network data base clothes
Business device etc., by RS-232 communication interface, dynamic AC and DC voltage or current value needed for controlling programmable power supply output test,
By parallel data acquisition and control card, the working condition of relay to be measured and the conversion of control test circuit are read；Turned with A/D
Acquisition and analog-to-digital conversion that card completes the electrical characteristic parameter of measured relay are changed, industrial personal computer completes the logic control to relay
And data processing, the relay of eight same models can be tested simultaneously.
However, nuclear power station to different types of electromagnetic relay need simultaneously test function and performance, including monostable after
Electric appliance, bistable relay, delayed relay, power-off delay relay, the relay quantity of every kind of model are 3, on
It states relay contact analog control system system and can only test a kind of model simultaneously or not plant model relay and test respectively, can not achieve while surveying
Examination；Also, during carrying out nuclear leve qualification test to relay, in addition to being acted to relay pumping signal meter relay
Journey curve, it is also necessary to which the shaky time of control relay contact during antiseismic test, existing relay test-device do not have
There is control relay contact chatter function.
Summary of the invention
In view of this, the main purpose of the present invention is to provide a kind of electromagnetic relay test macro, by will with it is multiple
The matched adapter circuit of model relay is integrated in a relay contact analog control system adapter, and configuration Different Logic signal trigger is surveyed
It tries mouth and power interface, test while to complete multiple models multiple quantity relays, hardware design is flexible, facilitates selection
And extension, test resource is optimized, testing efficiency and reliability are further promoted.
The technical solution adopted by the present invention are as follows: a kind of electromagnetic relay test macro, including host computer, PXI test module,
Relay contact analog control system adapter, relay installation panel and power supply；
The host computer handles the survey of PXI test module feedback for issuing control instruction to the PXI test module
Try data；
The PXI test module acquires in real time for exporting logic control signal to the relay contact analog control system adapter
Test data is uploaded to the host computer；
The relay contact analog control system adapter receives adapter circuit that the logic control signal controls inside it and is responded,
Load switching is carried out according to the logic control signal and voltage signal, output test signal to the relay installs panel；
The relay installation panel receives the test signal and tests the relay of installation；
The power supply is used to provide driving power for above-mentioned each composition component.
By upper, the present invention exports different control signals to relay contact analog control system adapter, control by controlling PXI test module
It makes its internal adapter circuit and responds movement, signal will be controlled and switched over, export as specific timing sequence test signal, from
And various testing experiments are carried out to the relay on relay installation panel, to obtain test data, and extremely by circuit feedback
Host computer is shown and is handled, and the test condition of a variety of relay models is met, and optimal inspection resource further promotes relay
The reliability and flexibility of device functional test.
Wherein, the relay contact analog control system adapter includes at least one set of adapter circuit to match with relay model, tool
Body includes:
SCSI cable interface connects the PXI test module by SCSI cable；
Relay power interface connects relay driving power supply；
Load driving power interface, connection load driving power；
Load Switching power interface, connection load Switching power；
Loading interfaces connect load circuit；
Relay drive circuit connects the relay power interface, for driving the movement of relay；
Switching circuit is loaded, the loading interfaces are connected, built-up using loading interfaces switching relay, which cuts
The normally opened contact of alias relay connects heavy duty, and the light load of normally-closed contact connection is believed according to logic control signal and voltage
Number carry out light heavy duty switching；
Shielded cable interface exports test signal to the relay by shielded cable and installs panel.
By upper, the relay contact analog control system adapter can be configured to include multiple groups relay model adapter circuit, carry out after
When electric test, the relay adapter circuit of same model receives the logic that PXI test module is sent by SCSI cable interface
Signal is controlled, relay port switching is carried out according to relay driving power supply, so that the contact of relay is generated response, according to load
Power supply carries out the switching and driving of load circuit, and exports test signal to relay and install panel, and corresponding to be tested
Relay forms access, realizes the functional test of the model relay.
Wherein, the PXI test module includes:
PXI-6255 card: for corresponding output logic control signal to the relay contact analog control system adapter, and relay is acquired
The analog quantity of device output；
PXI-6509 card: for acquiring the digital quantity of relay output.
By upper, which exports different logics according to the instruction of host computer including multiple I/O signaling interfaces
Level and controls the voltage that power supply is applied on relay to the adapter circuit of relay contact analog control system adapter, make relay according to
Control command starts to act, while the PXI-6255 card will also implement the working condition of acquisition relay contact, the PXI-6509
The voltage value of card acquisition relay, and Waveform storage is generated, it is uploaded to host computer and is shown and handled.
Wherein, relay installation panel includes a plurality of relay mounting seats, for install different model after
Electric appliance.
By upper, the relay that relay installation panel can install different model simultaneously is tested, and each to be tested
The corresponding communication interface of relay all pass through specific shielded cable and be connected on relay contact analog control system adapter and the relay
The matched adapter circuit of model, the difference which is distributed according to busy relay function and control contact, is divided into 6 cores, 8
Core, 10 cores and 12 cores.
It is further improved, further includes the test program for being installed on the host computer, the test program is flat based on software development
Platform Labview exploitation, and use multi-thread design.
By upper, which is based on Labview platform development, and uses multi-thread design, for the relay of different model
When carrying out different tests, test data and test result can be shown respectively at different interfaces, specifically include damp and hot shadow
Ring test function test, electromagnetic compatibility test, degradation and antiseismic test etc..
It is further improved, further includes RL series circuit adapter, connect the relay contact analog control system adapter, for providing weight
Load.
By upper, when carrying out burn-in test to relay, need to connect a heavy-loaded circuit in load end, at this time go here and there RL
The winding displacement interface for joining circuit adaptors cut-in relay test adapter, can provide inductance and ohmic load for relay.
It is further improved, further includes the display being connect with the host computer, for showing test data and test result.
By upper, the display is for providing human-computer interaction interface, at the collected test data of real-time display and host computer
Test result after reason is convenient for user's intuitive judgment.
Detailed description of the invention
Fig. 1 is the module diagram of electromagnetic relay test macro of the present invention；
Fig. 2 is the schematic illustration of electromagnetic relay test macro of the present invention；
Fig. 3 is the schematic diagram for the adapter circuit that invention relay test adapter includes；
Fig. 4 is the wiring layout drawing of JRX-8211FA type relay of the present invention；
Fig. 5 is the flow chart for the damp and hot influence test function test that the present invention carries out relay；
Fig. 6 is the flow chart for the degradation functional test that the present invention carries out relay.
Specific embodiment
The main purpose of the present invention is to provide a kind of electromagnetic relay test macro, by will be with multiple model relays
Matched adapter circuit is integrated in a relay contact analog control system adapter, configuration Different Logic signal trigger, test interface and electricity
Source interface, test while to complete multiple models multiple quantity relays, hardware design is flexible, facilitates selection and extension, excellent
Change test resource, further promotes testing efficiency and reliability.
In the following, the working principle of the invention is described in detail referring to accompanying drawings and embodiments.
As shown in Figure 1, a kind of electromagnetic relay test macro provided by the invention includes host computer 100, PXI test module
200, relay contact analog control system adapter 300, relay installation panel 400, power supply 500 and RL series circuit adapter 600；
As shown in Fig. 2, the test program based on Software Development Platform Labview exploitation is installed in the host computer 100,
The test program has multithreading, and the test of disparity items can be carried out for the relay of different model, specifically includes damp and hot shadow
Ring test function test, electromagnetic compatibility test functional test, degradation functional test and the test of antiseismic test function etc.；
The PXI test module 200 is built-up using PXI-6255 card, PXI-6509 card and SCSI cable, the PXI-
Plural groups adapter circuit of 6255 cards for the corresponding a plurality of logic control signals of output to the relay contact analog control system adapter, and
Acquire the analog quantity of relay output；The PXI-6509 card will for acquiring the digital quantity of relay output, the PXI test module
The analog data and digital data of acquisition are uploaded to host computer 100 and are handled；
The relay contact analog control system adapter 300 includes the adapter circuit that plural groups and relay model match, by connecing
It receives the logic control signal and controls the adapter circuit and responded, born according to the logic control signal and voltage signal
Switching is carried, and exports test signal to the relay and panel is installed, is specifically included:
SCSI cable interface connects output end, input terminal and the PXI- of PXI-6255 card by SCSI cable respectively
The input terminal of 6509 cards；
Relay power interface connects relay driving power supply；
Load driving power interface, connection load driving power；
Load Switching power interface, connection load Switching power；
Loading interfaces, for connecting RL series circuit adapter 600；
Relay drive circuit connects the relay power interface, for driving the movement of relay；
Switching circuit is loaded, the loading interfaces are connected, built-up using loading interfaces switching relay, which cuts
The normally opened contact of alias relay connects heavy duty, and the light load of normally-closed contact connection is believed according to logic control signal and voltage
Number carry out light heavy duty switching, in the present invention, the relay load switching circuit and load driving circuits of same model are three
Group, received logic control signal is identical with voltage drive signals, can be surveyed simultaneously for the relay of three models
Examination acts the contact of three relays and keeps synchronizing, to guarantee the reliability and flexibility of test；
Shielded cable interface exports test signal to the relay by shielded cable and installs panel；
As shown in figure 3, including three and this in relay contact analog control system adapter 300 by taking JRX-8211FA type relay as an example
The identical adapter circuit that model relay matches, is illustrated by taking one of adapter circuit as an example, which includes
Relay drive circuit and load switching circuit, wherein according to the driving voltage characteristic of the model relay, relay driving electricity
The input terminal on road passes through one 48V driving voltage of relay power interface, to check working condition convenient for user, the input terminal
The illuminating circuit that the voltage regulation resistance 1A-LR and light emitting diode 1A-D that also connects with ground terminal is constituted；Switching circuit is loaded by bearing
Load interface switching relay is built-up, and the normally opened contact 1 and 2 of loading interfaces switching relay is separately connected loading interfaces,
The external heavy duty provided of connection, normally-closed contact 5 and 6 connect the light load that the circuit internal resistance 1A-R is provided, the load
The input terminal of interface switching relay controls the connection of its normally opened contact or normally-closed contact by receiving different voltage, makes to be tested
Relay accesses heavy duty or light load, to complete various functional tests.
The relay installation panel 400 includes a plurality of relay mounting seats, for installing the relay of different model
Device, each relay mounting seat are correspondingly connected with a communication interface, connect the relay contact analog control system adapter by shielded cable
On shielded cable interface, with its relay adapter circuit formed one completely test circuit, it is worth noting that, according to test
Relay function and the difference of control contact distribution, the shielded cable model needed would also vary from, and common includes 6 cores, 8
Core, 10 cores and 12 cores；
The wiring layout drawing of JRX-8211FA type relay as shown in Figure 4, the relay are mounted on relay mounting surface
After on plate 400, interface E+, E-, IN, OUT, Vs+ are connected on relay contact analog control system adapter 300 by 6 core shielded cables, with
The interface of JRX-8211FA type relay adapter circuit in it connects one to one, and forms test access.
The power supply 500 includes relay driving power supply 501, load driving power 502 and load Switching power
503, wherein relay driving power supply 501 can carry out voltage adjusting, load driving according to relay model or functional test demand
Power supply 502 and load Switching power 503 use CHROMA programmable power supply, for providing driving voltage and switching voltage for load
Signal；
The RL series circuit adapter 600 connects relay contact analog control system adapter 300 by loading interfaces, is every kind of model
Relay contact provide inductance L and resistance R load, when to relay carry out degradation when, by load driving end mention
For a driving voltage, make to make relay to be tested be in band heavy duty in RL series circuit adapter access test circuit
Operating status realizes the test of degradation.
Referring to embodiment provided by the invention, to working condition of the present invention when carrying out relay function test into
Row is described in detail:
When carrying out the test of light loading functional, including the test of damp and hot influence test function, electromagnetic compatibility test functional test
With antiseismic test function test etc., system components are connected according to shown in Fig. 2, are not connected to RL series electrical at this time
The output voltage of road adapter, first adjusting CHROMA programmable power supply reaches 6V and is connected to the load electricity of relay contact analog control system adapter
Source interface exports on (port 6V), as shown in figure 3, the normally closed touching of the loading interfaces switching relay of the relay contact analog control system adapter
In closed state, (3 and 5,4 and 6), measured relay connection is underloading circuit (6V, 10mA, 604 Ω) to point, then basis
The driving voltage value of the JRX-8211FA model measured relay adds 24V/48V voltage in relay power interface, then transports
Row test program, measured relay will start to act according to the condition of program setting, and after movement to stipulated number, program is automatic
Stop, power supply, off-test can be closed at this time；
As shown in figure 5, when carrying out the damp and hot influence test function test of relay using the present invention, by making the relay
In the hygrothermal environment set, the PXI6255 card in the test macro is called, carries out voltage acquisition and relay control,
Wherein analog quantity sample rate is set as 1K, comprising the following steps:
S101: equipment, data initialization；
Each component part of this system is connected according to light load testing mode, by the hardware and software of whole system into
Row initialization；
S102: opening the test software of host computer, starts to test；
S103: relay powers on actuation；
The control instruction of host computer is input to relay contact analog control system adapter, control relay driving electricity by PXI6255 card
Source sends the driving voltage of the relay, and the relay is made to power on actuation in the case where light load；
S104: it after so that the relay is in hygrothermal environment and is run nine hours, disconnects；
It is attracted again after S105:2S；
It is attracted the relay again after disconnecting 2S, checks whether its working condition is normal, enters step S106 if normal；
S106: terminate test；
S107: relay disconnects；
S108: equipment, data initialization.
The principle of EMC test functional test and the test of antiseismic test function of relay is carried out using the present invention
Similar with the principle of damp and hot influence test function test, only test condition is different, and this will not be repeated here.
When carrying out heavy duty functional test, including degradation functional test, system components are connected according to shown in Fig. 2
Get up, connects the winding displacement of loading interfaces in relay performance test adapter to the end COM of RL series circuit adapter, connection is negative
It carries Switching power interface (port 24VDOM), by controlling CHROMA programmable power supply, 24VDC power supply is passed through into load switching interface
Load switching interface relay coil is accessed to, as shown in figure 3, loading the normally opened contact closure (1 of switching interface relay at this time
With 3,2 and 4), relay is switched to heavy-loaded circuit at this time, then adds 48V/53V in load driving power interface (port 6V)
Heavily loaded voltage, then plus relay driving voltage and run program, relay is band heavy service state at this time, is running to rule
After determining number, program is ended automatically, and should first disconnect the 48V/53V heavy duty electricity in load driving power interface (port 6V) at this time
Pressure, the 24V voltage being then turned off in load switching interface (port 24VDOM) finally disconnect the driving voltage of relay, test
Terminate.
As shown in fig. 6, when carrying out the degradation functional test of relay using the present invention, by calling the test macro
In PXI6255 card, carry out relay control, comprising the following steps:
S201: equipment, data initialization；
S202: opening the test software of host computer, starts to test；
S203: relay powers on actuation；
The control instruction of host computer is input to relay contact analog control system adapter, control relay driving electricity by PXI6255 card
Source sends the driving voltage of the relay, and by control CHROMA programmable power supply, makes the load in relay contact analog control system adapter
Interface switches the normally opened contact closure of relay, so that relay is switched to heavy-loaded circuit, makes the relay in heavy duty feelings
Actuation is powered under condition, carries out action response；
S204: it is attracted 200ms；
The relay is set to be attracted 200ms under heavy load condition；
S205: 2S is disconnected；
After controlling relay disconnection 2S, attracting state 200ms is continued back at, repeats this actuation/disconnection movement；
S206: record testing time；
After the above-mentioned repetitive operation reaches 2000 times, illustrate that the relay has passed through degradation functional test；
S207: terminate test.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of electromagnetic relay test macro, which is characterized in that including host computer, PXI test module, relay contact analog control system adaptation
Device, relay installation panel and power supply；
The host computer handles the test number of PXI test module feedback for issuing control instruction to the PXI test module
According to；
The PXI test module is for exporting logic control signal to the relay contact analog control system adapter, and real-time collecting test
Data are uploaded to the host computer；
The relay contact analog control system adapter receives adapter circuit that the logic control signal controls inside it and is responded, according to
The logic control signal and voltage signal carry out load switching, and output test signal to the relay installs panel；
The relay installation panel receives the test signal and tests the relay of installation；
The power supply is used to provide driving power for above-mentioned each composition component.
2. system according to claim 1, which is characterized in that the relay contact analog control system adapter include it is at least one set of with after
The adapter circuit that electric appliance model matches, specifically includes:
SCSI cable interface connects the PXI test module by SCSI cable；
Relay power interface connects relay driving power supply；
Load driving power interface, connection load driving power；
Load Switching power interface, connection load Switching power；
Loading interfaces connect load circuit；
Relay drive circuit connects the relay power interface, for driving the movement of relay；
Switching circuit is loaded, the loading interfaces are connected, built-up using loading interfaces switching relay, load switching connects
The normally opened contact of mouthful relay connects heavy duty, the light load of normally-closed contact connection, according to logic control signal and voltage signal into
The light heavy duty switching of row；
Shielded cable interface exports test signal to the relay by shielded cable and installs panel.
3. system according to claim 2, which is characterized in that the PXI test module includes:
PXI-6255 card: for corresponding output logic control signal to the relay contact analog control system adapter, and it is defeated to acquire relay
Analog quantity out；
PXI-6509 card: for acquiring the digital quantity of relay output.
4. system according to claim 3, which is characterized in that the relay installation panel includes a plurality of relay peaces
Pedestal is filled, for installing the relay of different model.
5. system according to claim 4, which is characterized in that it further include the test program for being installed on the host computer, it should
Test program is developed based on Software Development Platform Labview, and uses multi-thread design.
6. system according to claim 1, which is characterized in that further include RL series circuit adapter, connect the relay
Device test adapter, for providing heavy duty.
7. system according to claim 1, which is characterized in that further include the display being connect with the host computer, be used for
Show test data and test result.
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| CN201811474218.5A CN109342940B (en) | 2018-12-04 | 2018-12-04 | Electromagnetic relay test system |
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|---|---|---|---|
| CN201811474218.5A CN109342940B (en) | 2018-12-04 | 2018-12-04 | Electromagnetic relay test system |
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| CN109342940A true CN109342940A (en) | 2019-02-15 |
| CN109342940B CN109342940B (en) | 2024-04-12 |
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| CN111190097A (en) * | 2019-12-30 | 2020-05-22 | 沈阳铁路信号有限责任公司 | Relay automatic action testboard |
| CN112526336A (en) * | 2020-11-30 | 2021-03-19 | 浙江正泰汽车科技有限公司 | Function test equipment of relay for automobile flasher |
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| CN111190097A (en) * | 2019-12-30 | 2020-05-22 | 沈阳铁路信号有限责任公司 | Relay automatic action testboard |
| CN112526336A (en) * | 2020-11-30 | 2021-03-19 | 浙江正泰汽车科技有限公司 | Function test equipment of relay for automobile flasher |
| CN112798948A (en) * | 2020-12-30 | 2021-05-14 | 广西电网有限责任公司电力科学研究院 | State evaluation method and device for GIS opening and closing coil |
| CN114089154A (en) * | 2021-10-28 | 2022-02-25 | 西门子电力自动化有限公司 | Test method and test device for relay protection device |
| CN114076867A (en) * | 2021-11-18 | 2022-02-22 | 中车长春轨道客车股份有限公司 | Integrated relay single-vehicle testing process method |
| CN114137411A (en) * | 2021-12-13 | 2022-03-04 | 国网新源控股有限公司 | Multifunctional relay action reliability test platform |
| WO2025015709A1 (en) * | 2023-07-18 | 2025-01-23 | 通号工程局集团有限公司 | Portable relay tester and testing method therefor |
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| CN109342940B (en) | 2024-04-12 |
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