CN211741510U - Electromagnetic relay aging copying and performance detection test system - Google Patents
Electromagnetic relay aging copying and performance detection test system Download PDFInfo
- Publication number
- CN211741510U CN211741510U CN201922494673.8U CN201922494673U CN211741510U CN 211741510 U CN211741510 U CN 211741510U CN 201922494673 U CN201922494673 U CN 201922494673U CN 211741510 U CN211741510 U CN 211741510U
- Authority
- CN
- China
- Prior art keywords
- test
- power supply
- relay
- current power
- aging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention relates to the technical field of aging detection of electromagnetic relays, and particularly discloses an aging copying and performance detection test system and method for an electromagnetic relay. The industrial control computer in the system is simultaneously communicated with a power supply, a universal meter, an oscilloscope, an electronic load and a data acquisition device through an Ethernet; the power supply, the universal meter, the oscilloscope, the electronic load and the data acquisition device are simultaneously connected with the test relay in the aging box through the auxiliary device, the industrial personal computer is connected with the auxiliary device through the Ethernet and controls the auxiliary device to switch on and off the power supply, the universal meter, the oscilloscope, the electronic load, the data acquisition device and the test relay through instructions. The system and the method can solve the problems that the performance detection means of the relay of the current nuclear power station is single, and the service life evaluation means of the relay is insufficient, can automatically and reliably complete the measurement of multiple performance indexes of the relay, and have good compatibility and maintainability.
Description
Technical Field
The invention belongs to the technical field of aging detection of electromagnetic relays, and particularly relates to an aging copying machine and a performance detection test system for an electromagnetic relay.
Background
An electromagnetic relay is an electric device that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount (excitation amount) meets a predetermined requirement. Generally consisting of an iron core, a coil, an armature, a contact spring, etc. Electromagnetic relays suffer from aging degradation during use, which is largely divided into aging of the contact system and aging of the coil.
Relays are widely used in various control systems and loops, and some relays are used in safety or economic important system loops, and the reliability of the relays affects the safety or economic performance of the whole system or loop. The testing and the electric life test of the relay are always important fields of the research of the electric academic world at home and abroad, the detection technology of the electromagnetic relay at present comprises the measurement of contact point contact resistance, coil resistance, attraction voltage, release voltage, action time and the like, a plurality of methods or equipment are already provided for the testing of the electromagnetic relay, but because the types of relay testing items are various, the testing process is complex, and the requirements on the precision and the stability of a testing system are high, the existing testing and measuring equipment cannot simultaneously meet the requirements on the reliability, the compatibility and the maintainability of the relay.
Disclosure of Invention
The invention aims to provide an aging burn-in and performance detection test system for an electromagnetic relay, which solves the problems that the current nuclear power station has a single detection means for the performance of the relay and has insufficient means for evaluating the service life of the relay.
The technical scheme of the invention is as follows: an aging copying and performance detection test system for an electromagnetic relay comprises an industrial personal computer, a wide-range direct-current power supply, a narrow-range direct-current power supply, an alternating-current power supply, an electronic load, an auxiliary device and an aging box, wherein the industrial personal computer is simultaneously communicated with a power supply, a universal meter, an oscilloscope, the electronic load and a data acquisition device through an Ethernet; the power supply, the universal meter, the oscilloscope, the electronic load and the data acquisition device are simultaneously connected with the test relay in the aging box through the auxiliary device, the industrial personal computer is connected with the auxiliary device through the Ethernet and controls the auxiliary device to switch on and off the power supply, the universal meter, the oscilloscope, the electronic load, the data acquisition device and the test relay through instructions.
The power supply comprises a wide-range direct-current power supply, a narrow-range direct-current power supply and an alternating-current power supply, wherein the wide-range direct-current power supply, the narrow-range direct-current power supply and the alternating-current power supply are connected in parallel to an Ethernet and are simultaneously connected with the auxiliary device.
The industrial personal computer is simultaneously connected with the local control display and the remote control display, can be controlled by the local control display and the remote control display, and selects coil resistance test, contact resistance test, coil action voltage test, release voltage test, action time test, release time test, synchronous time test, bounce time test, stable time test, electric load copying and performance parameter monitoring.
The industrial personal computer can communicate the two ends of the multimeter test resistor with the two ends of the contact of the test relay through the auxiliary device to test the resistance of the relay coil.
The industrial personal computer can access the universal meter, the wide-range direct-current power supply and the alternating-current power supply circuit into the test relay through the auxiliary device, so that the contact resistance test of the relay contact is carried out, and the action voltage and the release voltage of the relay are measured.
The industrial personal computer can connect the two output ends of the narrow-range direct current power supply or the alternating current power supply to the two ends of the contact of the test relay through the auxiliary device, connect the two ends of the test point of the oscilloscope to the two ends of the contact sampling resistor of the test relay, connect the two output ends of the wide-range direct current power supply or the alternating current power supply to the two ends of the coil of the test relay, and measure the action time, the release time, the synchronization time, the bounce time and the stability time of the test relay.
The industrial personal computer can control the connection of two output ends of a wide-range direct-current power supply or an alternating-current power supply to two ends of a coil of the test relay through the auxiliary device, the connection of two ends of a test point of the oscilloscope to two ends of a contact of the test relay, the connection of two ends of a test circuit of the universal meter to two ends of a contact of the test relay, the connection of an electronic load and the narrow-range direct-current power supply or the alternating-current power supply into a contact loop, and the connection of the data acquisition device to two ends; the aging box is controlled to be in a constant temperature environment by the industrial personal computer, the wide-range direct-current power supply or alternating-current power supply is controlled to be repeatedly output and closed, the test relay is made to repeatedly act, the voltage under the open-circuit state of the contact and the resistance under the closed state in the action process of the test relay are collected by the data collection device, and the test of the electrical burn-in and the aging burn-in of the test relay is completed.
The invention has the following remarkable effects: the system and the method can solve the problems that the performance detection means of the relay is single and the service life evaluation means of the relay is insufficient in the current nuclear power station, can automatically and reliably complete the measurement of multiple performance indexes of the relay, and simultaneously have good compatibility and maintainability.
Drawings
FIG. 1 is a schematic structural diagram of an aging copying and performance detection test system for an electromagnetic relay according to the present invention;
in the figure: 1. a local control display; 2. a remote control display; 3. an industrial personal computer; 4. an Ethernet; 5. A wide range direct current power supply; 6. a narrow range DC power supply; 7. an alternating current power supply; 8. a universal meter; 9. an oscilloscope; 10. an electronic load; 11. a data acquisition device; 12. an auxiliary device; 13. testing the relay; 14. and (5) an aging box.
Detailed Description
The invention is described in further detail below with reference to the figures and the embodiments.
As shown in fig. 1, an aging copying and performance detection test system for an electromagnetic relay comprises an industrial personal computer 3, a wide-range direct-current power supply 5, a narrow-range direct-current power supply 6, an alternating-current power supply 7, an electronic load 10, an auxiliary device 12 and an aging box 14, wherein the industrial personal computer 3 is in communication connection with a power supply, a universal meter 8, an oscilloscope 9, the electronic load 10 and a data acquisition device 11 through an ethernet 4 at the same time, the power supply, the universal meter 8, the oscilloscope 9, the electronic load 10 and the data acquisition device 11 are also connected with a test relay 13 in the aging box 14 through the auxiliary device 12 at the same time, the industrial personal computer 3 is connected with the auxiliary device 12 through the ethernet 4, and controls the auxiliary device 12 to perform on-off on the test relay 13 through instructions; the power supply comprises a wide-range direct-current power supply 5, a narrow-range direct-current power supply 6 and an alternating-current power supply 7, wherein the wide-range direct-current power supply 5, the narrow-range direct-current power supply 6 and the alternating-current power supply 7 are connected in parallel to the Ethernet 4 and are connected with the auxiliary device 12 at the same time; the industrial personal computer 3 is simultaneously connected with the local control display 1 and the remote control display 2, the industrial personal computer 3 can be controlled by the local control display 1 and the remote control display 2, and coil resistance testing, contact resistance testing, coil action voltage testing, release voltage testing, action time testing, release time testing, synchronous time testing, bounce time testing, stable time testing, electric load copying, performance parameter monitoring and the like are selected;
when the resistance test of the relay coil is carried out, the local control display 1 or the remote control display 2 is used for controlling the industrial personal computer 3 to send a control instruction to the auxiliary device 12 by using the Ethernet 4, the auxiliary device 12 is used for communicating two ends of the test resistor of the universal meter 8 with two ends of the contact of the test relay 13, the industrial personal computer 3 is used for controlling the universal meter 8 to carry out the coil resistance test of the test relay 13, and data obtained by the test is stored in a database of the industrial personal computer 3 to finish the coil resistance test of the test relay 13;
when the contact resistance test of the relay is carried out, the local control display 1 or the remote control display 2 is used for controlling the industrial personal computer 3 to send a control instruction to the auxiliary device 12 by using the Ethernet 4, the auxiliary device 12 is used for enabling the universal meter 8 and the wide-range direct current power supply 5 or the alternating current power supply 7 to be connected into the test relay 13, the industrial personal computer 3 controls the wide-range direct current power supply 5 or the alternating current power supply 7 to be connected, the coil of the test relay 13 is enabled to act, the contact is closed, the universal meter is used for carrying out the contact resistance test, the data obtained by the test is stored in the database of the industrial personal computer 3, and the contact resistance test of the test relay 13 is;
when the relay coil action voltage and release voltage test is carried out, the local control display 1 or the remote control display 2 is used for controlling the industrial personal computer 3 to send a control instruction to the auxiliary device 12 by using the Ethernet 4, the auxiliary device 12 is used for enabling the universal meter 8 and the wide-range direct current power supply 5 or alternating current voltage 7 circuit to be connected into the test relay 13, two ends of the test circuit of the universal meter 8 are connected to two ends of a contact of the test relay 13, two output ends of the wide-range direct current power supply 5 or alternating current power supply 7 are connected to two ends of a coil of the test relay 13, and the industrial personal computer 3 sends an output voltage instruction from 0V to the wide-range direct current power supply 5 or alternating current power supply 7 to enable the coil of the test relay; measuring the on-off state of the test relay 13 by using a universal meter, controlling the wide-range direct current power supply 5 or the alternating current power supply 7 to continuously increase the output voltage by using the industrial personal computer 3 when the test state is off, circularly testing until the test state is in a conducting state, recording the output voltage value of the wide-range direct current power supply 5 or the alternating current power supply 7 at the moment, storing data in a database of the industrial personal computer 3, and completing the measurement of the action voltage and the release voltage of the test relay 13;
when the relay action time, release time, synchronous time, bounce time and stable time are tested, the local control display 1 or the remote control display 2 is used for controlling the industrial personal computer 3 to send a control instruction to the auxiliary device 12 by using the Ethernet 4, the auxiliary device 12 is used for enabling the wide-range direct current power supply 5, the narrow-range direct current power supply 6, the alternating current power supply 7 and the oscilloscope 9 to be connected into the test relay 13, two output ends of the narrow-range direct current power supply 6 or the alternating current power supply 7 are connected to two ends of a contact of the test relay 13, two test points of the oscilloscope 9 are connected to two ends of a contact sampling resistor of the test relay 13, two output ends of the wide-range direct current power supply 5 or the alternating current power supply 7 are connected to two ends of a coil of the test relay 13, the industrial personal computer 3 controls the oscilloscope 9 to carry out trigger measurement and simultaneously, the coil of the test relay 13 is actuated, the contact is closed, the data measured by the oscilloscope 9 is stored in the database of the industrial personal computer 3, and the measurement of the actuation time, the release time, the synchronization time, the bounce time and the stability time of the test relay 13 is completed;
when the relay electrical load is copied, the local control display 1 or the remote control display 2 is used for controlling the industrial personal computer 3 to send a control instruction to the auxiliary device 12 by using the Ethernet 4, the channel loop switch of the auxiliary device 12 is used for switching, the two output ends of the wide-range direct current power supply 5 or the alternating current power supply 7 are connected to the two ends of the coil of the test relay 13, the two ends of the test point of the oscilloscope 9 are connected to the two ends of the contact of the test relay 13, the two ends of the test circuit of the universal meter 8 are connected to the two ends of the contact of the test relay 13, the electronic load 10 is connected into the contact loop, and the data acquisition device 11 is connected to; the industrial personal computer 3 is used for controlling the aging box 14 to be in a constant temperature environment, controlling the wide-range direct-current power supply 5 or the alternating-current power supply 7 to output and close repeatedly, enabling the test relay 13 to act repeatedly, and acquiring the voltage of the test relay 13 in the action process under the open-circuit state of a contact and the resistance of the test relay 13 in the closed state by the data acquisition device 11 to finish the electric copying and aging copying tests of the test relay 13.
Claims (7)
1. The utility model provides an electromagnetic relay ages and copies machine and performance detection test system which characterized in that: the system comprises an industrial personal computer (3), a wide-range direct-current power supply (5), a narrow-range direct-current power supply (6), an alternating-current power supply (7), an electronic load (10), an auxiliary device (12) and an aging box (14), wherein the industrial personal computer (3) is simultaneously communicated with the power supply, a universal meter (8), an oscilloscope (9), the electronic load (10) and a data acquisition device (11) through an Ethernet (4); the power supply, the universal meter (8), the oscilloscope (9), the electronic load (10) and the data acquisition device (11) are simultaneously connected with a test relay (13) in the aging box (14) through an auxiliary device (12), the industrial personal computer (3) is connected with the auxiliary device (12) through the Ethernet (4), and the auxiliary device (12) is controlled to switch on and off the power supply, the universal meter (8), the oscilloscope (9), the electronic load (10), the data acquisition device (11) and the test relay (13) through instructions.
2. The aging copying and performance detection test system for the electromagnetic relay according to claim 1, characterized in that: the power supply comprises a wide-range direct-current power supply (5), a narrow-range direct-current power supply (6) and an alternating-current power supply (7), wherein the wide-range direct-current power supply (5), the narrow-range direct-current power supply (6) and the alternating-current power supply (7) are connected in parallel to an Ethernet (4) and are simultaneously connected with an auxiliary device (12).
3. The aging copying and performance detection test system for the electromagnetic relay according to claim 1, characterized in that: industrial computer (3) be connected with local control display (1), remote control display (2) simultaneously, accessible local control display (1), remote control display (2) are controlled industrial computer (3), select coil resistance test, contact resistance test, coil action voltage test, release voltage test, action time test, release time test, synchronous time test, spring time test, stable time test and electric load copy and performance parameter monitoring.
4. The aging copying and performance detection test system for the electromagnetic relay according to claim 1, characterized in that: the industrial personal computer (3) can control the universal meter (8) to test the resistance of the relay coil by the auxiliary device (12) and communicating the two ends of the test resistance with the two ends of the contact of the test relay (13).
5. The aging copying and performance detection test system for the electromagnetic relay according to claim 2, characterized in that: the industrial personal computer (3) can be controlled by the auxiliary device (12) to connect the universal meter (8) and the wide-range direct-current power supply (5) into the test relay (13) to test the contact resistance of the relay and measure the action voltage and the release voltage of the relay.
6. The aging copying and performance detection test system for the electromagnetic relay according to claim 2, characterized in that: the industrial personal computer (3) can control the output two ends of the narrow-range direct current power supply (6) or the alternating current power supply (7) to be connected to the two ends of a contact of the testing relay (13) through the auxiliary device (12), the two ends of a testing point of the oscilloscope (9) are connected to the two ends of a contact sampling resistor of the testing relay (13), the output two ends of the wide-range direct current power supply (5) or the alternating current power supply (7) are connected to the two ends of a coil of the testing relay (13), and the action time, the release time, the synchronization time, the bounce time and the stability time of the testing relay are measured.
7. The aging copying and performance detection test system for the electromagnetic relay according to claim 2, characterized in that: the industrial personal computer (3) can control to connect two output ends of a wide-range direct-current power supply (5) or an alternating-current power supply (7) to two ends of a coil of the test relay (13) through the auxiliary device (12), connect two ends of a test point of the oscilloscope (9) to two ends of a contact of the test relay (13), connect two ends of a test circuit of the universal meter (8) to two ends of the contact of the test relay (13), connect the electronic load (10) into a contact loop, and connect the data acquisition device (11) to two ends of the contact of the test relay (13); an industrial personal computer (3) is used for controlling an aging box (14) to be in a constant temperature environment, a wide-range direct-current power supply (5) is controlled to be repeatedly output and closed, a test relay (13) is made to repeatedly act, and a data acquisition device (11) is used for acquiring voltage under a contact open circuit state and resistance under a contact closed state in the action process of the test relay (13) so as to finish electric copying and aging copying tests of the test relay (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922494673.8U CN211741510U (en) | 2019-12-31 | 2019-12-31 | Electromagnetic relay aging copying and performance detection test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922494673.8U CN211741510U (en) | 2019-12-31 | 2019-12-31 | Electromagnetic relay aging copying and performance detection test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211741510U true CN211741510U (en) | 2020-10-23 |
Family
ID=72867901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922494673.8U Active CN211741510U (en) | 2019-12-31 | 2019-12-31 | Electromagnetic relay aging copying and performance detection test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211741510U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110927569A (en) * | 2019-12-31 | 2020-03-27 | 核动力运行研究所 | Electromagnetic relay aging copying and performance detection test system and method |
-
2019
- 2019-12-31 CN CN201922494673.8U patent/CN211741510U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110927569A (en) * | 2019-12-31 | 2020-03-27 | 核动力运行研究所 | Electromagnetic relay aging copying and performance detection test system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201993444U (en) | Relay testing device and system | |
| CN206618845U (en) | Power supply module for communication test system | |
| CN206161810U (en) | Intelligent control box relay test appearance | |
| CN105842644B (en) | Electronic transformer error characteristic online comparison and calibration equipment and method | |
| CN211741510U (en) | Electromagnetic relay aging copying and performance detection test system | |
| CN211043532U (en) | Transformer test system | |
| CA3008929C (en) | Mobile transformer test device and method for testing a power transformer | |
| Yan et al. | Research on measurement technology of transformer no-load loss based on Internet of Things | |
| CN110927569A (en) | Electromagnetic relay aging copying and performance detection test system and method | |
| CN207263824U (en) | A kind of alternating current phases select breaker device | |
| CN217060367U (en) | Automobile-used rifle testing arrangement that charges | |
| CN201757762U (en) | Circuit breaker tripping and closing voltage tester | |
| CN110736951A (en) | portable fault indicator detection and distribution network fault simulation device | |
| CN212229071U (en) | Instrument aging testing cabinet | |
| CN213517457U (en) | Convenient detection circuitry of relay power and device | |
| CN210514502U (en) | Reactor test system | |
| CN205656282U (en) | Whole group's test bench of electromagnetic type relay | |
| CN208520921U (en) | Temperature rise test winding resistance value automatic detection device | |
| CN108181510A (en) | A kind of switchgear divide-shut brake coil resistance indirect measurement method | |
| CN208860929U (en) | Intermediate relay checking table | |
| CN2304131Y (en) | Comprehensive detecting instrument for loaded tap-switch characteristics of electric transformer | |
| CN113325303A (en) | High-voltage circuit breaker divide-shut brake coil interturn insulation fault detection device | |
| CN207473014U (en) | A kind of automatic detection device of large size multi-terminal transformer | |
| CN113325345B (en) | Device and method for testing residual magnetism of transformer core | |
| CN202903969U (en) | Relay low level detection apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |