CN109100662B - Intelligent high-voltage isolating switch AC/DC voltage regulation power supply test operation system - Google Patents
Intelligent high-voltage isolating switch AC/DC voltage regulation power supply test operation system Download PDFInfo
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- CN109100662B CN109100662B CN201811086845.1A CN201811086845A CN109100662B CN 109100662 B CN109100662 B CN 109100662B CN 201811086845 A CN201811086845 A CN 201811086845A CN 109100662 B CN109100662 B CN 109100662B
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 36
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- 238000005259 measurement Methods 0.000 claims description 4
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- 230000007246 mechanism Effects 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
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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
- G01R31/40—Testing power supplies
- G01R31/42—AC power supplies
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Abstract
The invention discloses an intelligent high-voltage isolating switch AC/DC voltage regulating power supply test operation system, which relates to the technical field of high-voltage switches and comprises an AC voltage regulating module, a DC voltage regulating module, two sets of AC manual opening/closing operation loop systems, two sets of DC manual opening/closing operation loop systems, two sets of AC automatic circulation opening/closing operation loop systems, two sets of DC automatic circulation opening/closing operation loop systems, two AC operation counting modules, two DC operation counting modules, an AC voltage display module, a DC voltage display module, a loop resistance measuring module and an aviation plug input/output module.
Description
Technical Field
The invention relates to the technical field of high-voltage switches, in particular to an intelligent high-voltage isolating switch AC/DC voltage regulating power supply test operation system.
Background
At present, the domestic high-voltage switch maintenance work and debugging work need to prepare electric devices such as an alternating-current voltage regulator, a direct-current voltage regulator, a counter, an ammeter, a voltmeter, a time relay, a loop resistance measuring instrument and the like, and all the elements are distributed in disorder and occupy space, all the elements are connected with each other by wires when in use, and connecting wires are required to be detached after the high-voltage switch maintenance work and debugging work are used up, all the elements and the wires are arranged and packaged, and the work is troublesome and time-consuming.
The intelligent high-voltage isolating switch AC/DC voltage regulating power supply and test operation integrated system comprises an AC voltage regulating module, a DC voltage regulating module, two sets of AC manual opening/closing operation loop systems, two sets of DC manual opening/closing operation loop systems, two sets of AC self-animal circulation opening/closing operation loop systems, two sets of DC self-animal circulation opening/closing operation loop systems, two AC operation counting modules, an AC voltage display module, a DC voltage display module and an aviation connector output module. All modules and systems are integrally mounted in one operation box.
The intelligent high-voltage isolating switch AC/DC voltage regulating power supply and the test operation integrated system can simultaneously control two AC electric operating mechanisms and two DC electric operating mechanisms. The automatic switching device can be operated manually or operated automatically by circulating switching on and off.
Disclosure of Invention
The invention aims to provide an intelligent high-voltage isolating switch AC/DC voltage regulation power supply test operation system so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an intelligent high-voltage isolating switch AC/DC voltage regulation power supply test operation system comprises an AC voltage regulation module, a DC voltage regulation module, two sets of AC manual opening/closing operation loop systems, two sets of DC manual opening/closing operation loop systems, two sets of AC automatic circulation opening/closing operation loop systems, two sets of DC automatic circulation opening/closing operation loop systems, two AC operation counting modules, two DC operation counting modules, an AC voltage display module, a DC voltage display module, a loop resistance measurement module, an aviation plug input/output module, two sets of AC manual opening/closing operation loop systems, a small circuit breaker, an opening/closing contactor, a phase sequence protector, a thermal overload protector, an opening/closing button, a stop button, an AC opening/closing limit switch, a switching switch and other electrical elements.
As a further scheme of the invention: the alternating current voltage regulating module comprises a three-phase electric alternating current voltage regulator, a voltage boosting button and a voltage reducing button, and the direct current voltage regulating module comprises a direct current voltage regulator and a voltage regulating knob.
As a further scheme of the invention: the two sets of direct current automatic circulation opening and closing operation loop systems are composed of small-sized circuit breakers, opening and closing contactors, closing and opening buttons, direct current opening and closing limit switches, direct current closing limit switches, change-over switches, opening and closing time relays and other relay elements.
As a further scheme of the invention: the two direct current operation counting modules consist of a switching-off contactor, a switching-on contactor, an alternating current switching-off counter, an alternating current switching-on counter, a direct current switching-off counter and a direct current switching-on counter.
As a further scheme of the invention: the alternating current voltage display module and the direct current voltage display module consist of a digital display alternating current voltage ammeter and a digital display direct current voltage ammeter, and the loop resistance measurement module consists of a loop resistance tester, a data wire, a display screen and a test chuck.
As a further scheme of the invention: the aviation plug input/output module consists of a power supply input aviation connector, an alternating current control output aviation connector, a direct current control output aviation connector, a cable set and a network communication interface
As still further aspects of the invention: the operation box body is composed of a box body, a front door, a rear door, an operation panel, a display panel, a fixing belt, a handle, universal casters, an exhaust fan, an air inlet window and a cable box.
Compared with the prior art, the invention has the beneficial effects that: the equipment occupies small space, the installation time is short, the operation and maintenance are convenient, the intelligent high-voltage isolating switch AC/DC voltage regulating power supply and the test operation integrated system are integrated, all electric elements are integrally installed in a box body, all the elements and the system are connected through wires, and the space is saved by 60% and the installation time is saved by 90% compared with the conventional one by adopting aviation plug connection; the equipment has high operation reliability, can completely avoid misoperation, and an intelligent high-voltage isolating switch AC/DC voltage regulating power supply and test operation integrated system adopts a display operation panel, is simple and reliable, and is not influenced by habit and emotion of operators; the intelligent high-voltage isolating switch AC/DC voltage regulating power supply and test operation integrated system has an RS-485 network communication interface, and can upload the voltage, current, power, loop resistance signals of the switch equipment and the control protection loop integrity self-checking signals of the operating system through a network; remote opening and closing operation of the switch equipment is realized through a network; the intelligent high-voltage isolating switch AC/DC voltage regulating power supply and test operation integrated system are respectively provided with two sets of AC and DC self-animal circulation opening/closing operation loop systems, can simultaneously operate four electric operating mechanisms without personnel operation, has a time-delay self-animal circulation opening/closing operation function, and meets the maintenance and debugging requirements of power grid companies, power plants and high-voltage switch equipment factories on the high-voltage switch equipment.
Drawings
Fig. 1 is a schematic diagram of an operation box body structure of an intelligent high-voltage isolating switch ac/dc voltage regulation power test operation system.
Fig. 2 is a schematic diagram of a side view structure of an intelligent high-voltage isolating switch ac/dc voltage regulation power test operation system.
Fig. 3 is a schematic diagram of a top view structure of an intelligent high-voltage isolating switch ac/dc voltage regulation power test operating system.
Fig. 4 is a schematic diagram of a rear view structure of an intelligent high-voltage isolating switch ac/dc voltage regulation power test operating system.
Fig. 5 is a schematic structural diagram of an operation panel in the intelligent high-voltage isolating switch ac/dc voltage regulation power test operation system.
Fig. 6 is a schematic structural diagram of a display panel in the intelligent high-voltage isolating switch ac/dc voltage regulation power test operation system.
Fig. 7 is a schematic structural diagram of an ac opening and closing mechanism in an ac/dc voltage regulation power test operation system of the intelligent high-voltage isolating switch.
Fig. 8 is a schematic structural diagram of a dc opening and closing mechanism in an intelligent high-voltage isolating switch ac/dc voltage regulating power test operation system.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying positive importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, 2, 3, 6, 7 and 8, an intelligent high-voltage isolating switch ac/dc voltage regulating power supply test operation system includes an ac voltage regulating module 1, a dc voltage regulating module 2, two sets of ac manual opening/closing operation loop systems 3, two sets of dc manual opening/closing operation loop systems 4, two sets of ac automatic cycle opening/closing operation loop systems 5, two sets of dc automatic cycle opening/closing operation loop systems 6, two ac operation counting modules 7, two dc operation counting modules 8, an ac voltage display module 9, a dc voltage display module 10, a loop resistance measuring module 11, an aviation plug input/output module 12, and an operation box 13, wherein the operation box 13 is composed of a box 60, a front door 61, a rear door 62, an operation panel 63, a display panel 64, fixing belts 65, a handle 66, universal casters 67, an exhaust fan 68, an intake window 69 and a cable box, all electrical components are assembled in a box body in a partitioning and integrating way, the alternating current voltage regulating module 1 comprises a three-phase electric alternating current voltage regulator 14, a voltage boosting button 15 and a voltage reducing button 16, the direct voltage regulating module 2 comprises a direct current voltage regulator 17 and a voltage regulating knob 18, and the direct current manual opening and closing operation loop system 3, a small alternating current breaker 19, an alternating current opening contactor 20, an alternating current opening contactor 21, a phase sequence protector 22, a thermal overload protector 23, an opening button 24, a closing button 25, a stop button 26, an alternating current opening limit switch 27, an alternating current closing limit switch 28, a converting switch 29 and other electrical components, and the direct current manual opening and closing operation loop system 4 comprises a first small direct current breaker 30, a second small direct current breaker 31, a direct current opening contactor 32, a direct current opening contactor 33, an opening button 34 and the like, the two sets of alternating current automatic cycle opening and closing operation loop systems 5 are composed of electrical elements such as a closing button 35, a stop button 36, a direct current opening and closing limit switch 37, a direct current closing and limit switch 38 and a change-over switch 39, and the two sets of alternating current automatic cycle opening and closing operation loop systems are composed of electrical elements such as a small alternating current circuit breaker 19, an alternating current opening and closing contactor 20, an alternating current opening and closing contactor 21, a phase sequence protector 22, a thermal overload protector 23, a start-stop button 40, an alternating current opening and closing limit switch 27, an alternating current closing and limit switch 28, a change-over switch 29, an opening and closing time relay 41 and a closing time relay 42.
Referring to fig. 4 and 5, the two sets of dc automatic cycle opening and closing operation loop systems 6 are composed of a first small dc breaker 30, a second small dc breaker 31, a dc opening contactor 32, a dc opening contactor 33, a start-stop button 43, a dc opening limit switch 37, a dc closing limit switch 38, a transfer switch 39, an opening time relay 44, a closing time relay 45 and other electrical components, the two dc operation counting modules 8 are composed of a dc opening contactor 32, a dc opening contactor 33, an ac opening counter 46, an ac closing counter 47, a dc opening counter 48, a dc closing counter 49, the ac voltage display module 9, the dc voltage display module 10 are composed of a digital ac voltage ammeter 50, a digital dc voltage ammeter 51, the loop resistance measurement module 11 is composed of a loop resistance tester 52, a data line 53, a display screen 54, a test chuck 55, the aviation plug input/output module 12 is composed of a power input aviation connector 56, an ac control output connector 57, a dc control output connector 58, a cable line communication connector 74, and an aviation network connector 59.
Working principle: the power input aviation connector 56 of the aviation plug input output module 12 is connected with an alternating current 380V power supply through a cable set 59. The ac control output air terminal 57 is connected to the disconnector ac electric mechanism by means of a cable set 59. The dc control output air connector 58 is connected to the disconnector dc motor via a cable set 59. The communication and remote operation communication interface 74 is connected, the rated output alternating voltage of the alternating voltage regulator 14 is regulated through the boost button 15 and the buck button 16, the voltage value of the digital display alternating voltage ammeter 50 is watched during regulation, the voltage is regulated to 85% of the rated voltage during the lowest voltage operation, the voltage is regulated to 110% of the rated voltage during the highest voltage operation, the alternating manual opening operation is carried out, the miniature alternating current circuit breaker 19 is closed, the change-over switch 29 is switched to a manual operation gear during the closing operation, the closing button 25 is pressed, the coil of the alternating current opening contactor 21 is electrified and sucked, the normally open contact is closed to be connected with the alternating current motor to perform the closing operation clockwise, when the alternating current motor touches the alternating current closing limit switch 28 to cut off the control power supply, the coil of the alternating current opening contactor 21 is deenergized, and the alternating current motor is cut off to complete the closing process. When the alternating current manual switching-on operation is carried out, the switching-off button 24 is pressed, the coil of the alternating current switching-off contactor 20 is electrified, the normally open contact is closed, the alternating current motor is switched on, the switching-off operation is carried out in a anticlockwise operation mode, when the alternating current motor touches the alternating current switching-off limit switch 27, the control power supply is switched off, the coil of the alternating current switching-off contactor 20 is deenergized, and the switching-off process of the alternating current motor is completed. If sudden stop is needed in the opening and closing process, the stop button 26 is pressed.
The automatic circulation switching-on operation of alternating current, the closing of the miniature alternating current breaker 19, the switching switch 29 is switched to the gear of automatic circulation operation during switching-on operation, the start-stop button 43 is pressed, the normally open contact is closed when the switching-on time relay 42 is electrified, the normally open contact is closed when the coil of the switching-on alternating current contactor 21 is electrified, the normally open contact is closed when the coil of the switching-off alternating current contactor 21 is electrified, the alternating current motor is closed and switched on to perform switching-on operation, the auxiliary switch 73-1 is driven to rotate clockwise, the normally open contact of the auxiliary switch 73-1 is closed when the high-voltage isolating switch is close to the switching-on position, the switching-on time relay 41 is electrified when the alternating current motor touches the alternating current switching-on limit switch 28 to cut off the control power supply, the coil of the switching-off contactor 21 is powered off, and the alternating current motor is switched off to complete the switching-on process. After the energizing time of the opening time relay 41 reaches a set number of seconds, the normally open contact of the opening time relay 41 is closed, the coil of the alternating current opening contactor 20 is energized, the normally open contact is closed, the alternating current motor is turned on to perform opening operation in a anticlockwise operation, the auxiliary switch 73-1 shaft is driven to rotate anticlockwise, the normally open contact of the auxiliary switch 73-1 is closed when the high-voltage isolating switch approaches to an opening position, the closing time relay 42 is energized, the control power supply is turned off when the alternating current motor touches the alternating current opening limiting switch 27, the coil of the alternating current opening contactor 20 is deenergized, and the opening process of the alternating current motor is completed. When the energizing time of the closing time relay 42 reaches a set number of seconds, the coil of the alternating current opening contactor 21 is energized and sucked, automatic circulation operation is continued, and the opening counter 46 and the closing counter 47 count once each time when the circulation operation is performed. If the operation is required to be stopped, the start-stop button 43-1 is pressed, the power supply is disconnected, the rated output direct-current voltage of the direct-current voltage regulator 17 is regulated through the voltage regulating knob 18, the voltage value of the digital display direct-current voltage ammeter 51 is watched during regulation, the voltage is regulated to 85% of the rated voltage during the lowest voltage operation, and the voltage is regulated to 110% of the rated voltage during the highest voltage operation. The output direct current voltage range is DC 0-250V.
The direct current manual opening operation is carried out, the first miniature direct current breaker 30 and the second miniature direct current breaker 31 of the power supply are closed, during the closing operation, the change-over switch 39 is switched to the manual operation gear, the closing button 35 is pressed down, the normally open contact for energizing and sucking the direct current motor is closed to be closed, the direct current motor is clockwise operated to carry out the closing operation, when the direct current motor touches the direct current closing limit switch 38, the control power supply is disconnected, the direct current opening contact 33 is powered off, and the direct current motor is disconnected to complete the closing process. When the direct current manual switching-on operation is performed, the switching-off button 34 is pressed, the coil of the direct current switching-off contactor 32 is electrified, the normally open contact is closed, the direct current motor is switched on to run anticlockwise for switching-off operation, when the direct current motor touches the direct current switching-off limit switch 37, the control power supply is switched off, the coil of the direct current switching-off contactor 32 is deenergized, and the alternating current motor is switched off to complete the switching-off process. If sudden stop is needed in the opening and closing process, the stop button 36 is pressed.
The direct current automatic circulation switching-on operation, the first miniature direct current breaker 30 and the second miniature direct current breaker 31 of the switching-on power supply are switched on, the change-over switch 39 is switched to the gear of automatic circulation operation, the automatic circulation start-stop button 43-2 is pressed, the switching-on time relay 45 is electrified and normally open contact is closed, the direct current motor is switched on and clockwise operation is carried out by switching on and switching-off the normally open contact by switching on the coil of the direct current switching-off contactor 33, the auxiliary switch 73-2 is driven to rotate clockwise, the normally open contact of the auxiliary switch 73-2 is closed when the high-voltage isolating switch approaches to the switching-on position, the switching-on and switching-off time relay 44 is electrified, the control power supply is switched off when the direct current motor touches the direct current switching-on limit switch 38, the coil of the direct current switching-off contactor 33 is deenergized, and the switching-off of the direct current motor completes the switching-on process. After the energizing time of the opening time relay 44 reaches a set number of seconds, the normally open contact of the opening time relay 44 is closed, the coil of the direct current opening contactor 32 is energized and attracted, the normally open contact is closed, the direct current motor is turned on to perform opening operation in a anticlockwise operation, the auxiliary switch 73-2 shaft is driven to rotate anticlockwise, the normally open contact of the auxiliary switch 73-2 is closed when the high-voltage isolating switch approaches to an opening position, the closing time relay 45 is energized, the control power supply is turned off when the direct current motor touches the direct current opening limiting switch 37, the coil of the direct current opening contactor 32 is deenergized, and the opening process of the direct current motor is completed. After the energizing time of the closing time relay 45 reaches the set number of seconds, the coil of the direct current opening contactor 33 is energized and attracted, automatic circulation operation is continuously carried out, and once each circulation operation is carried out, the direct current opening counter 48 and the direct current closing counter 49 count once. If the operation is required to be stopped, the start-stop button 43-2 is pressed, the power supply is disconnected, the loop resistance of the main conductive part of the high-voltage isolating switch is measured, the power supply of the loop resistance tester 52 and the connection data wire 53 are opened, two test chucks 55 are respectively clamped on the connecting terminals at the two ends of the main conductive part of the high-voltage isolating switch, the test button is pressed, the resistance value on the display screen 54 is observed, the intelligent high-voltage isolating switch AC/DC voltage regulating power supply and the test operation integrated system are connected with a computer through the network interface 74, and the voltage, current, power, operation characteristic waveforms and loop resistance data in various test items are transmitted to the computer for data analysis, processing and storage.
Claims (3)
1. An intelligent high-voltage isolating switch AC/DC voltage regulating power supply test operation system comprises two sets of AC manual opening and closing operation loop systems (3), two sets of DC manual opening and closing operation loop systems (4), two sets of AC automatic circulation opening and closing operation loop systems (5) and two sets of DC automatic circulation opening and closing operation loop systems (6), and is characterized by further comprising an AC voltage regulating module (1), a DC voltage regulating module (2), two AC operation counting modules (7), two DC operation counting modules (8), an AC voltage display module (9), a DC voltage display module (10), a loop resistance measurement module (11), an aviation plug input/output module (12), two sets of AC manual opening and closing operation loop systems (3), a small AC circuit breaker (19), an AC opening and closing contactor coil (20), an AC opening and closing contactor (21), a phase sequence protector (22), a thermal overload protector (23), an opening button, a closing button, a stop button, an AC opening and closing limit switch (28), a transfer switch element, two sets of DC manual opening and closing operation loop systems (4), a first DC opening and closing button, a second opening and closing button (30), a DC opening and a third opening and closing switch limiting switch (38), a small DC opening and closing loop system (30) The switching device comprises a transfer switch electrical element, and two sets of alternating current automatic circulation opening and closing operation loop systems (5) which are composed of a small alternating current circuit breaker (19), an alternating current opening and closing contactor coil (20), an alternating current opening and closing contactor (21), a phase sequence protector (22), a thermal overload protector (23), a start-stop button, an alternating current opening and closing limit switch, an alternating current closing limit switch (28), a transfer switch, an opening and closing time relay and a closing time relay element;
the alternating current voltage regulating module (1) comprises a three-phase electric alternating current voltage regulator (14), a voltage boosting button (15) and a voltage reducing button (16), wherein the direct current voltage regulating module (2) comprises a direct current voltage regulator (17) and a voltage regulating knob (18), and two sets of direct current automatic circulation opening and closing operation loop systems (6) are composed of a first small direct current breaker (30), a second small direct current breaker (31), two direct current opening and closing contactors, an opening and closing button, a direct current opening and closing limit switch, a direct current closing limit switch (38), a change-over switch, an opening and closing time relay and a closing time relay element;
the two direct current operation counting modules (8) are composed of two direct current opening contactors, an alternating current opening counter (46), an alternating current closing counter (47), a direct current opening counter (48) and a direct current closing counter (49), the alternating current voltage display module (9) and the direct current voltage display module (10) are composed of a digital display alternating current voltage ammeter (50) and a digital display direct current voltage ammeter (51), and the loop resistance measuring module (11) is composed of a loop resistance tester (52), a data wire (53), a display screen (54) and a test chuck (55).
2. The intelligent high-voltage isolating switch ac/dc voltage regulation power test operating system of claim 1, wherein the aviation plug input/output module (12) is composed of a power input aviation connector (56), an ac control output aviation connector (57), a dc control output aviation connector (58), a cable set (59) and a network communication interface (74).
3. The intelligent high-voltage isolating switch alternating current-direct current voltage regulation power test operation system according to claim 1, further comprising an operation box body (13), wherein the operation box body (13) is composed of a box body (60), a front door (61), a rear door (62), an operation panel (63), a display panel (64), a fixing belt (65), a handle (66), universal casters (67), an exhaust fan (68), an air inlet window (69) and a cable box.
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| CN201811086845.1A CN109100662B (en) | 2018-09-18 | 2018-09-18 | Intelligent high-voltage isolating switch AC/DC voltage regulation power supply test operation system |
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| CN201811086845.1A CN109100662B (en) | 2018-09-18 | 2018-09-18 | Intelligent high-voltage isolating switch AC/DC voltage regulation power supply test operation system |
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| CN109100662B true CN109100662B (en) | 2024-04-05 |
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| CN110379652A (en) * | 2019-07-18 | 2019-10-25 | 湖南长高高压开关集团股份公司 | A kind of integrated intelligent isolating switch mechanism case |
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| CN112505577B (en) * | 2020-11-10 | 2023-05-05 | 武汉锐科光纤激光技术股份有限公司 | AC/DC switching power supply function test system |
| CN113671897B (en) * | 2021-08-26 | 2024-05-28 | 甘肃电器科学研究院 | Electric test training system |
| CN113791344B (en) * | 2021-11-17 | 2022-06-28 | 西安西电高压开关有限责任公司 | Switching test loop and method for switching current of high-voltage isolating switch |
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| CN109100662A (en) | 2018-12-28 |
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