CN115327285A - Power distribution cabinet delivery power performance inspection system - Google Patents
Power distribution cabinet delivery power performance inspection system Download PDFInfo
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- CN115327285A CN115327285A CN202211263758.5A CN202211263758A CN115327285A CN 115327285 A CN115327285 A CN 115327285A CN 202211263758 A CN202211263758 A CN 202211263758A CN 115327285 A CN115327285 A CN 115327285A
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- 238000007689 inspection Methods 0.000 title claims abstract description 76
- 238000001514 detection method Methods 0.000 claims abstract description 44
- 238000011056 performance test Methods 0.000 claims abstract 3
- 238000004891 communication Methods 0.000 claims description 14
- 238000004088 simulation Methods 0.000 claims description 14
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- 238000012545 processing Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000011897 real-time detection Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
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Abstract
Power distribution cabinet power performance test system that dispatches from factory relates to switch board power performance test technical field, detects display module including switch board inspection terminal, inspection terminal connector, inspection gear selector, analog load and power performance, switch board inspection terminal fixed mounting is in the distribution board bottom of switch board body, switch board inspection terminal includes power line socket and signal line socket. The invention can realize the power performance detection in an integral plug-in mode, greatly shortens the time for detecting a connecting line and disassembling the line in comparison with the traditional factory, can also carry out the rapid detection on the power output power performance and the signal output stability of the power distribution cabinet body in a standardized way, has high efficiency and high detection accuracy, greatly reduces the fault rate of the power distribution cabinet which can be subjected to the factory detection, has good adaptability to different devices, and can also carry out the fault judgment rapidly in the subsequent after-sale maintenance process through the system.
Description
Technical Field
The invention relates to the technical field of power performance testing of power distribution cabinets, in particular to a factory power performance testing system of a power distribution cabinet.
Background
The switch board of automation equipment belongs to a relatively common low-voltage power distribution cabinet in the switch board, the electrical part of inside generally includes master switch, power control unit, signal control unit and control display element, wherein the master switch generally inserts 380V commercial power from the outside, supply power for each unit respectively after transformer unit, power control unit connects each electric executive device respectively, such as motor, electric jar etc., signal control unit inserts signal element such as different sensors or switches respectively, control display element sends control signal to each executive device according to the procedure of setting after handling various signals, and through display device display equipment display device operating parameter and state.
At present, the switch board of automation equipment is the switch board of nonstandard equipment very much, because output is limited, generally adopt professional technical staff to carry out artifical distribution installation, this power performance that just leads to the switch board when dispatching from the factory is uneven, consequently need carry out the inspection of the power performance that dispatches from the factory to each switch board, in order to ensure the stability of automation equipment operation, however the power performance inspection of current automation equipment switch board generally adopts the mode that the lug connection automation equipment carries out a switch board to carry out the examination of trying on the move, this kind of inspection mode at first needs to carry out the connection of equipment circuit, still need to carry out the line removal after accomplishing the examination of trying on the move and separately pack the delivery, the time that leads to this kind of inspection mode is longer, the no abnormal condition can also appear trying on the move, but after falling to the ground because the switch board is connected not the problem of the adaptation performance deviation that the automation equipment that the inspection leads to.
Disclosure of Invention
The invention provides a power distribution cabinet delivery power performance inspection system, which aims to solve the technical problem of how to efficiently carry out standardized power performance delivery inspection on an automation equipment power distribution cabinet. The following technical scheme is adopted:
the power distribution cabinet outgoing power performance inspection system comprises a power distribution cabinet inspection terminal, an inspection terminal connector, an inspection gear selector, a simulated load and a power performance detection display module, wherein the power distribution cabinet inspection terminal is fixedly installed at the bottom of a distribution board of a power distribution cabinet body and comprises a power line socket and a signal line socket, the input end of the power line socket is electrically connected with the power line output end of the power distribution cabinet body, the signal line socket is electrically connected with the signal output end of the power distribution cabinet body respectively, the inspection terminal connector comprises a power line plug and a signal line plug, the power line plug is plugged in the power line socket and is electrically connected with the power line socket, the signal line plug is plugged in the signal line socket and is electrically connected with the signal line socket in a communication mode, the power input end of the simulated load is electrically connected with the power line plug, the inspection gear selector is electrically connected with a simulated load control to control the instantaneous load power of the simulated load, the power performance detection display module is installed at the inspection terminal connector to monitor the power performance parameters of the inspection terminal connector in real time and display the parameters in real time.
Through the technical scheme, the power distribution cabinet inspection terminal is arranged on the power distribution cabinet body with wires manually arranged, the power line output end of the power distribution cabinet body is connected to the power line socket in the wire arrangement process, the signal output ends of the power distribution cabinet bodies are respectively electrically connected with the signal line socket, the power performance of the power line output end of the power distribution cabinet body is subjected to simulation inspection in a mode that a simulation load is connected to the power line socket, and the instantaneous load power of the simulation load can be adjusted through operating the inspection gear selector in the inspection process, so that the power output performance of the power distribution cabinet body when different loads are connected is simulated;
the signal wire socket is communicated with each signal output end of the power distribution cabinet body, the control unit on the power distribution cabinet body is operated to simulate and output a control signal, the power performance detection display module respectively carries out real-time detection on the power performance of the power end and the power performance of the signal end, the detection result is displayed in real time, and inspectors can judge whether the circuit is normal or not by directly reading the power performance data of each wire.
The whole system tests through the mode of whole grafting, and interconnecting link shortens greatly with the time of dismantling the circuit, can carry out the short-term test to the power take off power performance of switch board body and signal output's stability standardizedly simultaneously, and is efficient, and detection accuracy is high, can leave the factory through this item and detect switch board fault rate greatly reduced, and is good to the equipment suitability of difference, also can carry out fault judgement fast through this system in follow-up after-sale maintenance process.
Optionally, the power performance detection display module includes a housing, a sensor module for detecting power performance, a processor for processing signals of the sensor module, and a display screen, the housing is clamped on outer surfaces of the power line plug and the signal line plug, outer shells of the power line plug and the signal line plug are respectively provided with a detection socket for measuring power data, the sensor module and the processor are arranged in the housing, the display screen is installed on the outer surface of the housing, the sensor module is respectively electrically connected with inner wires of the power line plug and the signal line plug through the detection sockets, and the sensor module and the display screen are respectively electrically connected with the processor in a communication manner.
Through the technical scheme, the sensor module can detect the electric power data under each wire operating condition in power line plug and the signal line plug in real time, lead to the treater and handle the back, finally carry out the data ization through the display screen and show, whole module installation is convenient, the treater can be the singlechip also can be the data processing chip, the display screen can be liquid crystal display, it is accurate to the measurement of electric power data, the staff has removed from and has carried out single measurement with the universal meter, only need operate one by one according to every control button of test flow, and observe display screen display data, and will show that data and switch board standard data that dispatches from the factory contrast, can whether the rapid judgement accords with the switch board standard that dispatches from the factory.
Optionally, the sensor module includes a set of voltage sensor and a set of current sensor, a set of voltage sensor is connected with each wire electricity in the power line plug respectively through detecting the socket, a set of current sensor is connected with each wire electricity in the signal line plug respectively through detecting the socket.
Through the technical scheme, the voltage sensor detects the instantaneous voltage value of each wire in the power line plug, detection personnel can adjust the instantaneous load power of the analog load by operating the inspection gear selector, and at the moment, the judgment of whether the power output meets the factory standard or not can be made only by reading the output voltage change of the power line through the display screen to compare with factory standard data of the power distribution cabinet;
because the control line instantaneous current can change when sending control signal, current sensor can detect the current value that changes constantly this moment to show through the display screen, the person of testing on the same principle reads this current value that changes through the display screen and comes the standard data that contrast switch board delivery standard and can make the judgement whether control signal output accords with delivery standard.
Optionally, the sensor module further includes a temperature sensor, the temperature sensor is installed on the surface of the power line plug, monitors the surface temperature of the power line plug in real time, and is in communication and electrical connection with the processor.
Through above-mentioned technical scheme, can also set up temperature sensor and come to carry out real-time detection to the temperature on power line plug surface, the measurement personnel can look over the temperature value of power line plug under the simulated load access condition of different power in real time through the display screen, if the temperature value is higher than 10 ℃ of ambient temperature, then can regard as the power output line unqualified.
Optionally, the detection socket is a copper socket, and the sensor module is electrically connected with the detection socket through a copper pin.
Through above-mentioned technical scheme, the mode through copper socket corresponds the electricity with each sensor of sensor module and the wire in each plug and is connected, belongs to the lug connection and measures, and detection numerical value is more accurate reliable.
Optionally, the power performance detection and display module further includes an analog input/output module, and the sensor module is electrically connected to the processor through the analog input/output module.
Through the technical scheme, the analog quantity signals of the sensors of the sensor module are converted into digital quantity signals through the analog quantity input and output module and then transmitted to the processor for recognition.
Optionally, the power line socket is a double-row four-core socket, the power line plug is a double-row four-core plug matched with the power line socket, the signal line socket is a double-row thirty-core socket, and the signal line plug is a double-row thirty-core plug matched with the signal line socket.
Through the technical scheme, the power line socket and the power line plug both adopt double-row multi-core sockets, and at the moment, the upper row and the lower row of wires are directly and electrically connected in a copper socket mode.
Optionally, the analog load is a motor simulator, the check gear selector includes a frequency converter and a gear switch, the frequency converter is electrically connected to a control input end of the analog load, and the gear switch is electrically connected to a control signal input end of the frequency converter in a communication manner.
Optionally, the simulated load is an EME series motor simulator.
Through above-mentioned technical scheme, EME series motor simulator is a motor and loads the novel power electronics device of simulation integration, contains all kinds of motors: PMSM, ASM, etc; a dynamic mathematical model and a load model. The main circuit adopts a high-speed power switch device, the control and model operation unit adopts a multi-core high-speed processor, and the simulation of the characteristics of the motor and the load can be accurately realized under various working conditions and PWM variable frequency driving conditions.
Optionally, the signal line socket corresponds to a signal line label between the signal output end of the power distribution cabinet body through the circuit board flat cable.
Through above-mentioned technical scheme, the signal line socket passes through the signal line label between the signal output part of circuit board winding displacement and switch board body and corresponds the back, can realize effectively that each core wire corresponds with each signal output line of switch board body in the signal line socket, is convenient for detect one by one each control line.
In summary, the present invention includes at least one of the following beneficial effects:
the power distribution cabinet delivery power performance inspection system provided by the invention can realize power performance inspection through an integral plug-in mode, greatly shortens the time for inspecting a connecting line and disassembling the line compared with the traditional delivery inspection, can also carry out fast inspection on the power output power performance and the signal output stability of a power distribution cabinet body in a standardized way, has high efficiency and high inspection accuracy, can greatly reduce the failure rate of the power distribution cabinet through the delivery inspection, has good adaptability to different devices, and can also carry out fast failure judgment through the system in the subsequent after-sale maintenance process.
Drawings
FIG. 1 is a schematic diagram of the structural principle of the present invention;
FIG. 2 is a schematic diagram of the electrical device connection of the power performance sensing display module of the present invention;
fig. 3 is a schematic view of the structure of the inspection terminal of the distribution cabinet of the present invention installed on the body of the distribution cabinet.
Description of the reference numerals: 1. a power distribution cabinet inspection terminal; 11. a power line socket; 12. a signal line socket; 13. arranging wires on the circuit board; 2. inspecting the terminal connector; 21. a power line plug; 22. a signal line plug; 23. detecting the socket; 3. a check gear selector; 31. a frequency converter; 32. a gear switch; 4. simulating a load; 5. a power performance detection display module; 51. a housing; 52. a sensor module; 521. a voltage sensor; 522. a current sensor; 523. a temperature sensor; 53. a processor; 54. a display screen; 55. an analog input/output module; 100. switch board body.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiment of the invention discloses a factory power performance inspection system for a power distribution cabinet.
Referring to fig. 1-3, the power distribution cabinet delivery power performance inspection system includes a power distribution cabinet inspection terminal 1, an inspection terminal connector 2, an inspection gear selector 3, a dummy load 4 and a power performance inspection display module 5, the power distribution cabinet inspection terminal 1 is fixedly installed at the bottom of a power distribution panel of a power distribution cabinet body 100, the power distribution cabinet inspection terminal 1 includes a power line socket 11 and a signal line socket 12, an input end of the power line socket 11 is electrically connected with a power line output end of the power distribution cabinet body 100, the signal line socket 12 is electrically connected with a signal output end of the power distribution cabinet body 100, the inspection terminal connector 2 includes a power line plug 21 and a signal line plug 22, the power line plug 21 is plugged at the power line socket 11 and is electrically connected with the power line socket 11, the signal line plug 22 is plugged at the signal line socket 12 and is electrically connected with the signal line socket 12 in a communication manner, a power input end of the dummy load 4 is electrically connected with the power line plug 21, the inspection gear selector 3 is electrically connected with the dummy load 4 in a control manner, an instantaneous load power of the dummy load 4 is controlled, the power performance inspection display module 5 is installed at the inspection terminal connector 2, a power performance inspection terminal connector 2 is monitored in real time, and a performance inspection parameter is displayed.
Arranging a power distribution cabinet inspection terminal 1 on a power distribution cabinet body 100 with wires manually arranged, connecting a power line output end of the power distribution cabinet body 100 to a power line socket 11 during wiring, electrically connecting signal output ends of a plurality of power distribution cabinet bodies 100 to signal line sockets 12 respectively, and performing simulation inspection on the power performance of the power line output end of the power distribution cabinet body 100 in a mode that a simulation load 4 is connected to the power line socket 11, wherein in the inspection process, the instantaneous load power of the simulation load 4 can be adjusted by operating an inspection gear selector 3, so that the power output performance of the power distribution cabinet body 100 when different loads are connected is simulated;
communicate signal line socket 12 with each signal output part of switch board body 100, through the control unit simulation output control signal on the operation switch board body 100, electric power performance detects display module 5 and carries out real-time detection to the electric power performance of power end and signal end respectively to show the testing result in real time, the inspection personnel can judge whether this circuit is normal through the electric power performance data of directly reading every line.
The whole system tests through the mode of whole grafting, and the time of interconnecting link and dismantlement circuit shortens greatly, can standardize ground simultaneously and carry out the short-term test to the power output power performance of switch board body 100 and signal output's stability, and is efficient, and detection accuracy is high, can leave the factory through this item and detect switch board fault rate greatly reduced, and is good to the equipment suitability of difference, also can carry out fault judgement fast through this system in follow-up after-sale maintenance process.
The power performance detection display module 5 comprises a shell 51, a sensor module 52 for detecting power performance, a processor 53 for processing signals of the sensor module, and a display screen 54, wherein the shell 51 is clamped on the outer surfaces of the power line plug 21 and the signal line plug 22, the shells of the power line plug 21 and the signal line plug 22 are respectively provided with a detection socket 23 for measuring power data, the sensor module 52 and the processor 53 are arranged in the shell 51, the display screen 54 is arranged on the outer surface of the shell 51, the sensor module 52 is respectively and electrically connected with the inner wires of the power line plug 21 and the signal line plug 22 through the detection socket 23, and the sensor module 52 and the display screen 54 are respectively and electrically connected with the processor 53 in a communication mode.
The sensor module 52 includes a set of voltage sensors 521 and a set of current sensors 522, wherein the set of voltage sensors 521 are electrically connected to the wires in the power line plug 21 through the detection jack 23, and the set of current sensors 522 are electrically connected to the wires in the signal line plug 22 through the detection jack 23.
The voltage sensor 521 detects the instantaneous voltage value of each wire in the power line plug 21, the detection personnel can adjust the instantaneous load power of the analog load 4 by operating the inspection gear selector 3, and at the moment, the judgment of whether the power output meets the factory standards can be made only by reading the output voltage change of the power line through the display screen 54 and comparing the factory standard data of the power distribution cabinet;
because its instantaneous current can change when the control line is giving control signal, current sensor 522 can detect the current value that changes constantly this moment to show through display screen 54, like this detection personnel read this current value that changes through display screen 54 and compare the switch board standard data of leaving the factory and can make the judgement whether control signal output accords with the standard of leaving the factory.
The sensor module 52 further comprises a temperature sensor 523, wherein the temperature sensor 523 is installed on the surface of the power line plug 21, monitors the surface temperature of the power line plug 21 in real time, and is in communication and electrical connection with the processor 53.
The temperature sensor 523 can also be arranged to detect the temperature on the surface of the power line plug 21 in real time, and the detector can check the temperature value of the power line plug 21 under the condition of the simulated load access with different powers in real time through the display screen 54, and if the temperature value is higher than 10 ℃ of the ambient temperature, the power output line can be considered to be unqualified.
The test socket 23 is a copper socket and the sensor module 52 is electrically connected to the test socket 23 by a copper pin.
The sensors of the sensor module 52 are correspondingly and electrically connected with the wires in the plugs in a copper socket mode, direct connection measurement is achieved, and the detection value is more accurate and reliable.
The power performance detection and display module 5 further comprises an analog input/output module 55, and the sensor module 52 is in communication and electrical connection with the processor 53 through the analog input/output module 55.
The analog quantity signals of the sensors of the sensor module 52 are converted into digital quantity signals by the analog quantity input-output module 55 and then transmitted to the processor 53 for recognition.
The power line socket 11 is a double-row four-core socket, the power line plug 21 is a double-row four-core plug matched with the power line socket 11, the signal line socket 12 is a double-row thirty-core socket, and the signal line plug 22 is a double-row thirty-core plug matched with the signal line socket 12.
The power line socket 11 and the power line plug 21 both adopt double-row multi-core sockets, and at the moment, the upper and lower rows of wires are directly and electrically connected in a copper socket mode.
The analogue load 4 is a motor simulator, the check gear selector 3 comprises a frequency converter 31 and a gear switch 32, the frequency converter 31 is electrically connected with a control input end of the analogue load 4, and the gear switch 32 is electrically connected with a control signal input end of the frequency converter 31 in a communication mode.
The dummy load 4 is an EME series motor simulator.
EME series motor simulator is a motor and loads the novel power electronics device of simulation integration, contains all kinds of motors: a permanent magnet synchronous motor PMSM, an asynchronous motor ASM and the like; a dynamic mathematical model and a load model. The main circuit adopts a high-speed power switch device, the control and model operation unit adopts a multi-core high-speed processor, and the simulation of the characteristics of the motor and the load can be accurately realized under various working conditions and PWM variable frequency driving conditions.
And a circuit board flat cable 13, and the signal line socket 12 corresponds to the signal line label between the signal output ends of the power distribution cabinet body 100 through the circuit board flat cable 13.
After the signal line socket 12 corresponds to the signal line label between the signal output end of the power distribution cabinet body 100 through the circuit board flat cable 13, the correspondence between each core wire in the signal line socket 12 and each signal output line of the power distribution cabinet body 100 can be efficiently realized, and the detection of each control line one by one is convenient.
The implementation principle of the factory power performance inspection system of the power distribution cabinet provided by the embodiment of the invention is as follows:
in the process of detecting the delivery power performance of a power distribution cabinet of nonstandard equipment of a certain model, the real-time temperature of a test workshop is 25 ℃, a manual labor connects the power line output end of a power distribution cabinet body 100 to a power line socket 11 in the wiring process, the signal line labels between a circuit board flat cable 13 and the signal output end of the power distribution cabinet body 100 correspond, the power performance of the power line output end of the power distribution cabinet body 100 is subjected to analog detection in a mode that an analog load 4 is connected to the power line socket 11, in the detection process, the instantaneous load power of the analog load 4 is respectively regulated to respectively be 10KW, 20KW, 30KW and 50KW for 5 minutes through operating a detection gear selector 3, so that the power output performance of the power distribution cabinet body 100 when different loads are connected is simulated, a voltage sensor 521 detects the voltage values of four power lines in real time and transmits the voltage values to an analog input and output module 55 to be processed into digital signals and then transmits to a processor 53, the processor 53 controls a display screen 54 to display relevant voltage values, a detector observes the voltage values and compares the voltage values with delivery standards, and judges that the real-time values measured by the temperature sensor 523 are within the delivery standards, so that the delivery power output lines of the power distribution cabinet meet the delivery standards;
the signal wire socket 12 is communicated with each signal output end of the power distribution cabinet body 100, a control signal is output by simulating through operating a control unit on the power distribution cabinet body 100, the current sensor 522 respectively detects the current value of the signal end in real time, the detected analog quantity is transmitted to the analog quantity input and output module 55 and processed into a digital signal and then transmitted to the processor 53, the processor 53 controls the display screen 54 to display related voltage values, a detector operates the control buttons of the power distribution cabinet body 100 one by one, the current change value of the control wire corresponding to the label is observed through the display screen 54 and compared with the factory standard, and the detection result is in the factory standard range, so that the power distribution cabinet is comprehensively judged to accord with factory power performance detection standards and belong to a qualified power distribution cabinet.
The above are all preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. Switch board delivery electric power performance test system, its characterized in that: the power distribution cabinet inspection terminal comprises a power distribution cabinet inspection terminal (1), an inspection terminal connector (2), an inspection gear selector (3), a simulated load (4) and a power performance detection display module (5), wherein the power distribution cabinet inspection terminal (1) is fixedly installed at the bottom of a power distribution panel of a power distribution cabinet body (100), the power distribution cabinet inspection terminal (1) comprises a power line socket (11) and a signal line socket (12), the input end of the power line socket (11) is electrically connected with the power line output end of the power distribution cabinet body (100), the signal line socket (12) is respectively and electrically connected with the signal output end of the power distribution cabinet body (100), the inspection terminal connector (2) comprises a power line plug (21) and a signal line plug (22), the power line plug (21) is plugged in the power line socket (11) and is electrically connected with the power line socket (11), the signal line plug (22) is plugged in the signal line socket (12) and is electrically connected with the signal line socket (12) in a communication manner, the power input end of the simulated load (4) is electrically connected with the inspection terminal selector (3), and the power performance detection display module (5) is installed at the inspection terminal connector control display module (5), and monitoring and checking the electric performance parameters of the terminal connector (2) in real time, and displaying the parameters in real time.
2. The factory power performance inspection system for power distribution cabinets according to claim 1, characterized in that: the power performance detection display module (5) comprises a shell (51), a sensor module (52) for detecting power performance, a processor (53) for processing signals of the sensor module and a display screen (54), wherein the shell (51) is clamped on the outer surfaces of a power line plug (21) and a signal line plug (22), detection sockets (23) for measuring power data are arranged on the outer shells of the power line plug (21) and the signal line plug (22), the sensor module (52) and the processor (53) are arranged in the shell (51), the display screen (54) is arranged on the outer surface of the shell (51), the sensor module (52) is respectively and electrically connected with internal wires of the power line plug (21) and the signal line plug (22) through the detection sockets (23), and the sensor module (52) and the display screen (54) are respectively and electrically connected with the processor (53) in a communication mode.
3. The factory power performance inspection system for the power distribution cabinet according to claim 2, wherein: the sensor module (52) comprises a group of voltage sensors (521) and a group of current sensors (522), the group of voltage sensors (521) are respectively and electrically connected with all conducting wires in the power line plug (21) through detection jacks (23), and the group of current sensors (522) are respectively and electrically connected with all conducting wires in the signal line plug (22) through detection jacks (23).
4. The factory power performance inspection system for power distribution cabinets according to claim 3, characterized in that: the sensor module (52) further comprises a temperature sensor (523), wherein the temperature sensor (523) is installed on the surface of the power line plug (21), monitors the surface temperature of the power line plug (21) in real time, and is in communication and electric connection with the processor (53).
5. The factory power performance inspection system for the power distribution cabinet according to claim 2, wherein: the detection socket (23) is a copper socket, and the sensor module (52) is electrically connected with the detection socket (23) through a copper pin.
6. The factory power performance inspection system for power distribution cabinets according to claim 2, characterized in that: the power performance detection display module (5) further comprises an analog input and output module (55), and the sensor module (52) is in communication and electric connection with the processor (53) through the analog input and output module (55).
7. The factory power performance inspection system for power distribution cabinets according to claim 1, characterized in that: the power line socket (11) is a double-row four-core socket, the power line plug (21) is a double-row four-core plug matched with the power line socket (11), the signal line socket (12) is a double-row thirty-core socket, and the signal line plug (22) is a double-row thirty-core plug matched with the signal line socket (12).
8. The factory power performance inspection system for power distribution cabinets according to claim 1, characterized in that: the simulation load (4) is a motor simulator, the inspection gear selector (3) comprises a frequency converter (31) and a gear switch (32), the frequency converter (31) is electrically connected with a control input end of the simulation load (4), and the gear switch (32) is electrically connected with a control signal input end of the frequency converter (31) in a communication mode.
9. The factory power performance inspection system for power distribution cabinets according to claim 8, characterized in that: the simulation load (4) is an EME series motor simulator.
10. The factory power performance inspection system for the power distribution cabinet according to claim 7, wherein: and the signal wire socket (12) corresponds to the signal wire label between the signal output ends of the power distribution cabinet body (100) through the circuit board flat cable (13).
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117058955A (en) * | 2023-08-16 | 2023-11-14 | 艾伦科技(广州)有限公司 | Driving motor practical training teaching system and method for new energy automobile |
| CN118584219A (en) * | 2024-05-21 | 2024-09-03 | 中广核核电运营有限公司 | Low voltage AC/DC distribution cabinet test system and method |
| CN118731788A (en) * | 2024-09-03 | 2024-10-01 | 江苏杭开电力科技有限公司 | Intelligent detection method and device for power distribution cabinet fault based on deep learning |
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