CN116298850B - Testing device and testing method - Google Patents
Testing device and testing method Download PDFInfo
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- CN116298850B CN116298850B CN202310288557.9A CN202310288557A CN116298850B CN 116298850 B CN116298850 B CN 116298850B CN 202310288557 A CN202310288557 A CN 202310288557A CN 116298850 B CN116298850 B CN 116298850B
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- 238000012360 testing method Methods 0.000 title claims abstract description 147
- 238000004088 simulation Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 18
- 238000010998 test method Methods 0.000 claims description 16
- 230000006870 function Effects 0.000 description 42
- 230000015654 memory Effects 0.000 description 16
- 230000008054 signal transmission Effects 0.000 description 13
- 238000004891 communication Methods 0.000 description 12
- 238000012545 processing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 4
- 230000005856 abnormality Effects 0.000 description 4
- 238000004590 computer program Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000007488 abnormal function Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The application provides a testing device and a testing method, which are used for solving the problem that the service life of a conventional circuit breaker cannot be accurately tested by manual testing, and can be applied to the technical field of electric appliances. The testing device comprises a control module, wherein the control module is connected with the tested breaker and is used for receiving first indication information from the remote control platform and controlling the tested breaker to be switched on and switched off according to the first indication information; the control module is also used for sending first feedback information to the remote control platform and determining whether the function of the tested circuit breaker is normal or not according to the first indication information and the first feedback information. According to the application, the remote control platform is used for remotely controlling the testing device to conduct repeated opening and closing tests on the tested circuit breaker, whether the tested circuit breaker is normal or not is determined according to the first indication information and the first feedback information, and the service life of the tested circuit breaker is accurately tested.
Description
Technical Field
The application relates to the technical field of electricity, in particular to a testing device and a testing method.
Background
The circuit breaker is a switching device capable of closing, carrying and opening a current under normal circuit conditions, and capable of closing, carrying and opening a current under abnormal circuit conditions for a prescribed time. The opening and closing time of the circuit breaker is a necessary condition for ensuring that the circuit breaker can be normally and reliably opened and closed.
In order to ensure that the circuit breaker can be normally and reliably switched on and off, the functions of the circuit breaker need to be tested, the existing circuit breaker testing equipment mainly takes the testing function as a main part, relates to simple tests of switching-off, switching-on, current and the like of the circuit breaker, and cannot realize long-time life test under severe environments.
Disclosure of Invention
The application provides a testing device and a testing method, which can be used for testing the service life of a tested circuit breaker in a severe environment and simulating the service life of the tested circuit breaker in a normal working environment.
In a first aspect, the application provides a testing device, which comprises a control module, wherein the control module is connected with a tested breaker;
the control module is used for receiving first indication information from a remote control platform, controlling the tested breaker to be switched on and switched off according to the first indication information, and the first indication information is used for indicating the set switching-off times and the set switching-on times of the tested breaker;
the control module is further used for sending first feedback information to the remote control platform, wherein the first feedback information is used for identifying the opening times and closing times of the tested circuit breaker;
The control module is further used for determining whether the function of the tested circuit breaker is normal according to the relation between the set opening times and the actual opening times and the relation between the set closing times and the actual closing times.
In one possible implementation manner of the present application, the first indication information is further used for indicating a set opening time and a set closing time of the tested circuit breaker; the first feedback information is also used for marking the actual opening time of each opening and the actual closing time of each closing of the tested breaker;
the control module is further configured to:
the switching-off of the tested circuit breaker is controlled according to the set switching-off time, and the switching-on of the tested circuit breaker is controlled according to the set switching-on time;
the control module is further used for determining whether the function of the tested circuit breaker is normal according to the relation between the set opening time and the actual opening time and the relation between the set closing time and the actual closing time.
In one possible implementation manner of the application, the testing device further comprises a load switch connected with the tested breaker and a load connected with the load switch, and the control module is connected with the load switch;
The control module is further configured to:
receiving second indication information from the remote control platform, and controlling the tested breaker to be switched on according to the second indication information, wherein the second indication information is used for indicating the tested breaker to be switched on; the second feedback information is used for identifying that the tested breaker is switched on;
receiving third indication information from the remote control platform, and controlling the load switch to be switched on according to the third indication information, wherein the third indication information is used for indicating the set power-on time and the set power-on times of the load switch; and sending third feedback information to the remote control platform, the third feedback information being used to indicate the actual power up time and actual power up times of the load;
the control module is further configured to determine whether the function of the tested circuit breaker is normal according to the relationship between the set power-on time and the actual power-on time, and the relationship between the set power-on times and the actual power-on times.
In one possible implementation manner of the present application, the testing device further includes an arc simulator and an arc simulation switch sequentially connected through three-phase connection phase lines, the arc simulation switch is connected to an output end of the load switch, and the control module is connected to the arc simulation switch;
The control module is further configured to:
and receiving fourth indication information from the remote control platform, and controlling the arc simulation switch to be switched on according to the fourth indication information, wherein the fourth indication information is used for indicating the arc simulation switch to be switched on.
In one possible implementation of the present application, the test device further includes an electric meter, a first connection terminal of the electric meter is connected to the three-phase connection phase line, and the electric meter is used for recording a voltage or a current on the three-phase connection phase line.
In one possible implementation manner of the application, the test device further comprises a counter, a second connection terminal of the counter is connected with the three-phase connection phase line, and the counter is used for recording the actual closing times and the actual opening times of the tested circuit breaker.
In a second aspect, the present application provides a testing method for testing a function of a circuit breaker under test, the testing method comprising:
receiving first indication information from a remote control platform, wherein the first indication information is used for indicating the set opening times and the set closing times of the tested circuit breaker;
controlling the switch-on and switch-off of the tested breaker according to the first indication information;
The method comprises the steps of sending first feedback information to the remote control platform, wherein the first feedback information is used for marking the actual opening times and the actual closing times of the tested circuit breaker;
and determining whether the function of the tested circuit breaker is normal according to the relation between the set opening times and the actual opening times and the relation between the set closing times and the actual closing times.
In one possible implementation manner of the present application, the first indication information is further used for indicating a set opening time and a set closing time of the tested circuit breaker; the first feedback information is also used for marking the actual opening time of each opening and the actual closing time of each closing of the tested breaker; the test method further comprises the following steps:
controlling the brake opening of the tested breaker according to the set brake opening time;
controlling the tested circuit breaker to be switched on according to the set switching-on time;
and determining whether the function of the tested circuit breaker is normal according to the relation between the set opening time and the actual opening time and the relation between the set closing time and the actual closing time. In one possible implementation manner of the present application, the testing method is applied to a testing device, where the testing device includes a load switch connected to the tested circuit breaker and a load connected to the load switch, and the testing method further includes:
Receiving second indication information from the remote control platform, wherein the second indication information is used for indicating the tested breaker to be closed;
according to the second indication information, the tested circuit breaker is controlled to be switched on;
sending second feedback information to the remote control platform, wherein the second feedback information is used for identifying that the tested breaker is switched on;
receiving third indication information from the remote control platform, wherein the third indication information is used for indicating the set power-on time and the set power-on times of the load switch;
controlling the load switch to be switched on according to the third indication information;
transmitting third feedback information to the remote control platform, wherein the third feedback information is used for identifying the actual power-on time and the actual power-on times of the load;
and determining whether the function of the tested circuit breaker is normal according to the relation between the set power-on time and the actual power-on time and the relation between the set power-on times and the actual power-on times.
In one possible implementation manner of the present application, the testing device further includes an arc analog switch, and the testing method further includes:
receiving fourth indication information from the remote control platform, wherein the fourth indication information is used for indicating the arc simulation switch to be closed;
And controlling the arc simulation switch to be switched on according to the fourth indication information.
In a third aspect, the present application provides a testing method applied to a remote control platform, where the remote control platform is communicatively connected to the testing device, and the testing method includes:
acquiring a first test instruction;
according to a first test instruction, sending the first indication information to a control module;
and receiving the first feedback information sent by the control module.
In one possible implementation manner of the present application, the testing method further includes:
and if the set opening time is inconsistent with the actual opening time or the set closing time is inconsistent with the actual closing time, determining that the opening and closing function of the tested circuit breaker fails.
In one possible implementation manner of the present application, the testing method further includes:
acquiring a second test instruction;
according to a second test instruction, sending the second instruction information to the control module;
after receiving the second feedback information sent by the control module, sending the third indication information to the control module;
and receiving third feedback information sent by the control module.
In one possible implementation manner of the present application, the testing method further includes:
acquiring a third test instruction;
and sending fourth indication information to the control module according to the third test instruction.
In a fourth aspect, the present application provides a computer readable storage medium having stored therein a computer program or instructions which, when executed by a test apparatus, cause the communication apparatus to perform the method of any of the possible implementations of the second or third aspects described above.
In a fifth aspect, the present application provides an electronic device that may include at least one processor. The processor may be configured to implement the corresponding functions of the second or third aspect described above by logic circuitry or executing code instructions, and optionally the communication device may further comprise a memory, which may be coupled to the processor, that holds the program instructions and data necessary for the electronic device.
The application is communicated with the control module through the remote control platform, and particularly receives first indication information from the remote control platform through the control module, and controls the switch-on and switch-off of the tested breaker according to the first indication information; the first feedback information is sent to the remote control platform, so that the tested breaker is controlled to conduct repeated switching-on and switching-off test, and when the switching-off times are set to be different from the actual switching-off times; or when the set switching-on times and the actual switching-on times are different, the occurrence of the abnormality of the tested circuit breaker can be determined, and when the abnormality of the tested circuit breaker occurs, the service life of the switching-on times of the tested circuit breaker can be determined according to the actual switching-off times and the actual switching-on times of the tested circuit breaker obtained by the remote control platform, so that the accurate test of the service life of the switching-on times of the tested circuit breaker is realized. In addition, the test device and the remote control platform can be separated according to the test requirement of the simulation test on the tested breaker in a specific environment, specifically, a tester and the remote control platform are in a non-specific environment, the tested breaker and the test device are placed in the specific environment, the specific environment can be an extremely severe environment such as a high-temperature, high-humidity and high-salt-fog environment, and the tested breaker is subjected to the switching-on and switching-off times life test through the remote communication between the remote control platform and the test module, so that the long-time switching-on and switching-off times life test on the tested breaker in the specific environment can be completed in the same severe environment without the need of the tester, and the test result is more accurate compared with the manual test.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an embodiment of a test apparatus provided in an embodiment of the present application;
FIG. 2 is a schematic diagram of an embodiment of a testing device provided in an embodiment of the present application;
FIG. 3 is a flow chart of one embodiment of a test method provided in an embodiment of the present application;
FIG. 4 is a flow chart of one embodiment of a test method provided in an embodiment of the present application;
FIG. 5 is a flow chart of one embodiment of a test method provided in an embodiment of the present application;
fig. 6 is a schematic structural diagram of an embodiment of an electronic device provided in an embodiment of the present application.
Detailed Description
The following description of the embodiments of the present application 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 application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to fall within the scope of the application.
In the description of the present application, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present application, the term "exemplary" is used to mean "serving as an example, instance, or illustration. Any embodiment described as "exemplary" in this disclosure is not necessarily to be construed as preferred or advantageous over other embodiments. The following description is presented to enable any person skilled in the art to make and use the application. In the following description, details are set forth for purposes of explanation. It will be apparent to one of ordinary skill in the art that the present application may be practiced without these specific details. In other instances, well-known structures and processes have not been described in detail so as not to obscure the description of the application with unnecessary detail. Thus, the present application is not intended to be limited to the embodiments shown, but is to be accorded the widest scope consistent with the principles and features disclosed herein.
The existing circuit breaker testing equipment mainly takes testing functions as main, relates to simple tests of opening, closing, current and the like of the circuit breaker, cannot achieve long-time service life testing in a severe environment, and cannot simulate the service life of the circuit breaker in a normal working environment.
At present, the most common failure problems of the circuit breaker in the use process mainly comprise the following points:
1. the switching-on and switching-off failure is mainly caused by mechanical failure of an electric control part or fatigue failure resistance of an electric part or aging deformation failure of an element or a structural member in a severe environment, so that the service life of the switching-on and switching-off times of the circuit breaker is required to be verified in a simulated use environment according to the problems, and the conventional equipment cannot perform non-stop switching-on and switching-off experiments on the circuit breaker under specified conditions.
2. The high temperature caused by the arc causes the contact resistance of the contact to become large, so that the temperature is increased under the condition of high current to cause failure, the service life of the test breaker under the arc state needs to be verified aiming at the failure, and the prior equipment cannot simulate the experiment of the arc.
3. The normal service life of the breaker is the failure under the condition of long-time load in a severe environment, the normal service life of the breaker needs to be monitored in the design process, and the existing equipment cannot simulate the running environment.
In order to solve the above problems, embodiments of the present application provide a testing device, a testing method, an electronic device, and a storage medium, which are described in detail below.
Referring to fig. 1 and 2, a schematic structural diagram of an embodiment of a testing device according to an embodiment of the present application is shown, where the testing device includes a control module 2, the control module 2 is connected to a tested circuit breaker 1, and specifically, the control module 2 is connected to the tested circuit breaker 1 through a signal transmission line L1. The control module 2 can control the opening and closing of the tested breaker 1 through a signal transmission line L1.
The control module 2 is used for receiving first indication information from the remote control platform, controlling the switch-on and switch-off of the tested breaker 1 according to the first indication information, wherein the first indication information is used for indicating the set switch-off times and the set switch-on times of the tested breaker;
the control module 2 is further used for sending first feedback information to the remote control platform, wherein the first feedback information is used for identifying the actual opening times and the actual closing times of the tested breaker 1;
the control module 2 is further configured to determine whether the function of the tested circuit breaker 1 is normal according to the relationship between the set opening frequency and the actual opening frequency, and the relationship between the set closing frequency and the actual closing frequency.
The control module 2 can be in communication connection with the switching device of the RS485 conversion Ethernet through an RS485 bus, and the switching device of the RS485 conversion Ethernet is in communication connection with the remote control platform through an RJ45 network port.
The control module 2 may be any one of a central processing module (Central Processing Unit, CPU), an electronic control module (Electronic Control Unit, ECU), a micro control module (Microcontroller Unit, MCU), a memory protection module (Micro Processor Unit, MPU), and an integrated circuit Chip (SOC), without limitation.
According to the application, the remote control platform is in remote communication with the control module 2 in the testing device, the control module 2 controls the tested breaker 1 to be switched on and switched off according to the set switching-off times and the set switching-on times, the tested breaker 1 can be remotely controlled to perform repeated switching-on and switching-off tests, and the control module 2 sends the actual switching-off times and the actual switching-on times of the tested breaker 1 to the remote control platform.
According to the relation between the set opening times and the set closing times and the relation between the actual opening times and the actual closing times, determining whether the tested breaker 1 is normal at present or not specifically comprises the following steps:
When the set opening frequency and the set closing frequency are the same and the actual opening frequency and the actual closing frequency are the same, the current normal state of the tested breaker 1 can be determined, and when the set opening frequency and the actual opening frequency are different; or when the set closing times and the actual closing times are different, the abnormal occurrence of the tested breaker 1 can be determined. When the tested breaker 1 is abnormal, the service life of the switching-on/off times of the tested breaker 1 can be determined according to the actual switching-on/off times and the actual switching-on times of the tested breaker 1 obtained by the remote control platform, so that the service life of the switching-on/off times of the tested breaker 1 can be accurately tested.
In addition, the test device and the remote control platform can be separated according to the test requirement of the simulation test on the tested breaker 1 in a specific environment, specifically, a tester and the remote control platform are in a non-specific environment, the tested breaker 1 and the test device are placed in the specific environment, the specific environment can be an extremely severe environment such as a high-temperature, high-humidity and high-salt-fog environment, and the tested breaker 1 is subjected to the switching-on and switching-off time life test through the remote communication between the remote control platform and the control module 2, so that the tester is not required to be subjected to the long-time switching-on and switching-off time life test on the tested breaker 1 in the severe environment for a long time.
In summary, the application not only can simulate the operation environment of the tested breaker 1 with automatic opening and closing, but also can support the continuous opening and closing experiment of the tested breaker 1 in the environment of high temperature, high humidity and high salt fog, thereby being convenient for remotely testing the service life and reliability of the tested breaker 1 and solving the technical problem that the service life test of the tested breaker 1 can not be performed in the severe environment at present.
In one possible implementation manner, the first indication information is further used for indicating a set opening time and a set closing time of the tested circuit breaker 1; the first feedback information is also used for identifying the actual opening time and the actual closing time of the tested breaker 1;
the control module 2 is also configured to:
the switching-off time is set according to the switching-off control of the tested breaker 1, and the switching-on time is set according to the switching-on control of the tested breaker 1;
the control module 2 is further configured to determine whether the function of the tested circuit breaker 1 is normal according to the relationship between the set opening time and the actual opening time, and the relationship between the set closing time and the actual closing time.
The control module 2 is further configured to determine whether the function of the tested circuit breaker 1 is normal according to the relationship between the set opening time and the actual opening time, and the relationship between the set closing time and the actual closing time, and specifically includes:
When the remote control platform instructs the control module 2 to control the break of the tested breaker 1 according to the set break time, and the actual break time of the tested breaker 1 in the first feedback information sent to the remote control platform by the control module 2 is different from the set break time; or when the remote control platform instructs the control module 2 to control the switch-on of the tested breaker 1 according to the set switch-on time, and when the actual switch-on time of the tested breaker 1 in the first feedback information sent to the remote control platform by the control module 2 is different from the set switch-on time, the functional abnormality of the tested breaker 1 can be determined, namely the switch-on and switch-off function of the tested breaker 1 fails, and the service life of the tested breaker 1 can be determined by combining the finally counted switch-off times and switch-on times of the tested breaker 1 in the remote control platform.
In one possible implementation, the test device further comprises a three-phase four-wire power input, a power-on switch 3 and a power-on button 4.
The power input end specifically comprises an A phase, a B phase, a C phase and an N phase, the N phase is a zero phase line, the tested breaker 1 is connected with the power input end through the power switch 3, and a power button 4 is further connected between the power switch 3 and the power input end, and in the embodiment, the power button 4 comprises a button switch. The switch-off and switch-on of the power switch 3 are controlled through the power button 4, and the switch-on and switch-off between the tested breaker 1 and the power input end is controlled through the power switch 3.
In one possible implementation, the test device further includes a load switch 5 connected to the tested circuit breaker 1 and a load 6 connected to the load switch 5, the load switch 5 and the load 6 being connected in sequence by three phase connection phases, and the control module 2 being connected to the load switch 5. The control module 2 is connected with the load switch 5 through a signal transmission line L2. In other words, the control module 2 controls the load switch 5 to be turned on and off through the signal transmission line L2. The on-off between the tested breaker 1 and the load 6 is controlled by the on-off of the load switch 5.
The control module 2 is further connected to an a-phase output end, a B-phase output end and a C-phase output end of the load switch 5 through three signal transmission lines, specifically, the signal transmission line L3 is connected to the a-phase output end of the load switch 5, the signal transmission line L4 is connected to the B-phase output end of the load switch 5, and the signal transmission line L5 is connected to the C-phase output end of the load switch 5. The control module 2 detects the power-on condition of the load 6 through the signal transmission line L3, the signal transmission line L4 and the signal transmission line L5. The control module 2 is also configured to:
receiving second indication information from a remote control platform, and controlling the tested breaker 1 to be switched on according to the second indication information, wherein the second indication information is used for indicating the tested breaker to be switched on; the second feedback information is sent to the remote control platform and used for identifying that the tested breaker 1 is switched on;
Receiving third indication information from the remote control platform, and controlling the switch to be switched on according to the third indication information, wherein the third indication information is used for indicating the set power-on time and the set power-on times of the load switch 5; and third feedback information to the remote control platform for identifying the actual power up time and actual power up times of the load 6;
the control module 2 is further configured to determine whether the function of the tested circuit breaker 1 is normal according to the relationship between the set power-on time and the actual power-on time and the relationship between the set power-on time and the actual power-on time.
In this embodiment, when the control module 2 controls the tested breaker 1 to close according to the second indication information sent by the remote control platform, and the remote control platform receives the second feedback information to confirm that the tested breaker 1 has closed, the control module 2 controls the load switch 5 to close according to the third indication information sent by the remote control platform, the load switch 5 is set to power up times and the set power up time, in the process of closing the load switch 5, the tested breaker 1, the load switch 5 and the load 6 are communicated, the working state of the tested breaker 1 with the load 6 is simulated, the power up condition of the load 6 is detected through the control module 2, and third feedback information is sent to the remote control platform, and the actual power up time and the actual power up times of the load 6 are fed back through the third feedback information.
In this embodiment, the control module 2 is further configured to determine whether the function of the tested circuit breaker 1 is normal according to the relationship between the set power-on time and the actual power-on time and the relationship between the set power-on number and the actual power-on number, and specifically includes:
if the set power-on time is the same as the actual power-on time and the set power-on times are the same as the actual power-on times, the function of the tested breaker 1 can be determined to be normal, if the set power-on time is different from the actual power-on time or the set power-on times are different from the actual power-on times, the function abnormality of the tested breaker 1, namely the failure of the tested breaker 1, can be determined, and at the moment, the actual power-on time and the actual power-on times of the load 6 recorded by the remote control platform are taken as the service life of the tested breaker 1 under the state of loading 6. The service life test of the tested breaker 1 with the load 6 in operation is realized.
In addition, the remote control platform and the testing device can perform long-time life test on the tested breaker 1 in a separated state, so that the device can be deduced, the working state of the tested breaker 1 with the load 6 can be simulated in a severe environment, and the life test of the tested breaker 1 with the load 6 in working can be completed.
In one possible implementation, the test device further includes an arc simulator 7 and an arc simulating switch 8, which are sequentially connected by three phase connection lines, the arc simulating switch 8 is connected to an output terminal of the load switch 5, and the control module 2 is connected to the arc simulating switch 8. The arc analog switch 8 is connected with the control module 2 through a signal transmission line L6. The control module 2 controls the arc analog switch 8 to be turned on and off through the signal transmission line L6.
Specifically, the arc simulator 7 is connected to the arc simulation switch 8 through four connection phase lines, and the arc simulation switch 8 is connected to four output ends of the load switch 5 through four connection phase lines, respectively. The on-off between the arc simulator 7 and the load switch 5 is controlled by the on-off of the arc simulator switch 8.
The control module 2 is also configured to:
and receiving fourth indication information from the remote control platform, and controlling the arc simulation switch 8 to be switched on according to the fourth indication information, wherein the fourth indication information is used for indicating the arc simulation switch to be switched on.
In this embodiment, the control module 2 controls the arc simulation switch 8 to close according to the fourth indication information, and when the arc simulation switch 8 closes, a scene that the arc generates high temperature is simulated in the three-phase connection phase line of the testing device through the arc simulator 7, that is, in this embodiment, the situation that the contact of the tested circuit breaker 1 fails due to the high temperature caused by the arc can be tested remotely.
In one possible implementation, the test device further comprises an electric meter 9, the first connection terminal of the electric meter 9 being connected to the three-phase connection phase line, the electric meter 9 being adapted to record the voltage and the current on the three-phase connection phase line.
In particular, the installation of the electric meter 9 within the test device is provided with a number of implementations, including but not limited to: the first connection terminal of the electric meter 9 comprises a three-way first phase connection terminal and a first ground connection terminal. When wiring, the three first phase line wiring terminals of the ammeter 9 are respectively connected with the three phase connection phase lines, and the first ground line wiring terminal of the ammeter 9 is connected with the zero phase line. Thereby enabling the electricity meter 9 to measure the voltage and current on the three phase connection phase lines.
When the tested breaker 1 is switched on, the ammeter 9 detects the voltage or current on the connecting phase line to detect whether the switching-on/off function of the tested breaker 1 is normal or not in the running process of the tested breaker 1 with load. Specific: when the control module controls the tested breaker 1 to be switched on, the electric meter 9 detects the voltage on the connection phase line, if the electric meter 9 detects that the voltage on the connection phase line does not meet the set voltage range, the switching-on and switching-off function of the tested breaker 1 can be determined to be invalid, or if the electric meter 9 detects that the current on the connection phase line does not meet the set current range, the switching-on and switching-off function of the tested breaker 1 can be determined to be invalid, in this embodiment, the set voltage range and the set current range can be set according to specific requirements, and this embodiment is not limited.
In one possible implementation, the test device further includes a counter 10, the second connection terminal of the counter 10 is connected with the three-phase connection phase line, and the counter 10 is used for recording the actual closing times and the actual opening times of the tested circuit breaker.
In particular, the mounting of the counter 10 within the test device is provided with a variety of implementations including, but not limited to: the second connection terminal of the counter 10 includes a second phase wire connection terminal and a first ground wire connection terminal. When wiring, the second phase wiring terminal of the counter 10 is connected to one of the three phase connection phase wires, and the second ground wiring terminal of the counter 10 is connected to the zero phase wire. So that the counter 10 records the switching-on times and switching-off times of the tested circuit breaker.
When the tested breaker 1 is switched on, the counter 10 detects the voltage signal on the connecting phase line and records the actual switching-on times of the tested breaker 1, and similarly, when the tested breaker 1 is switched off, the counter 10 detects the voltage signal on the connecting phase line and records the actual switching-off times of the tested breaker 1.
In this embodiment, when the control module 2 controls the tested breaker 1 to continuously switch off and switch on, the counter 10 records the actual switching-on times and the actual switching-off times of the tested breaker 1 at the same time, so as to determine whether the tested breaker 1 is in a normal state or a failure state currently according to the actual switching-on times and the actual switching-off times of the tested breaker 1 recorded by the remote control platform and the actual switching-on times and the actual switching-off times of the tested breaker 1 recorded by the counter 10.
In addition, when the tested breaker 1 is in a failure state in the testing process, the actual closing times and the actual opening times of the tested breaker 1 recorded by the remote control platform and the actual closing times and the actual opening times of the tested breaker 1 recorded by the counter 10 are combined, so that the service life of the tested breaker 1 is further calibrated conveniently.
In summary, the application can simulate the working state of the tested breaker 1 which can be automatically switched on and off and normally works with the load 6, simulate the high-temperature testing environment of the tested breaker 1 caused by electric arc, and remotely control the tested breaker 1 to continuously switch on and off according to a certain time through the remote control platform and the control module 2 in the testing device, thereby being convenient for remotely testing the service life of the tested breaker 1 when the tested breaker 1 works in the environment of high temperature, high humidity and high salt fog.
Based on the foregoing and the same conception, the present application provides a testing method for testing the functions of a circuit breaker under test, which can be applied to the remote control platform, and the remote control platform is in communication with a testing device, and fig. 3 is a schematic flow chart of an embodiment of the testing method in the embodiment of the present application, and it should be noted that, although a logic sequence is shown in the flow chart, in some cases, the steps shown or described may be performed in a sequence different from that shown or described herein. The testing method comprises the following steps:
Step 101, a remote control platform acquires a first test instruction.
The first test instruction is used for instructing the remote control platform to send first instruction information to the control module.
In this embodiment, the first test instruction may be automatically obtained in real time or obtained at a fixed time by the remote control platform, or an operator who is used to operate the test process of the tested breaker 1 sends the first test instruction to the remote control platform, and the method for obtaining the first test instruction is not specifically limited in this embodiment.
Step 102, the remote control platform sends first indication information to the control module according to the first test instruction. Correspondingly, the control module receives first indication information from the remote control platform.
The first indication information is used for indicating the set opening times, the set opening time, the set closing times and the set closing time of the tested breaker 1. For a more detailed description of the first indication information, reference is made to the foregoing related content, and no further description is given here.
In this embodiment, the set opening time and the set closing time are both set to be greater than 10 seconds. For example, the set opening time is set to 15 seconds, which means that the control module 2 controls the opening of the tested breaker 1 to last 15 seconds; the set closing time is set to 15 seconds, namely, the duration of 15 seconds when the control module 2 controls the tested breaker 1 to be closed. The set opening time and the set closing time of the tested circuit breaker 1 may also be set to other times, for example, 20 seconds, which is not particularly limited in the present application.
And step 103, the control module controls the opening and closing of the tested breaker 1 according to the first indication information.
Specifically, the control module controls the tested breaker 1 to be opened according to the set opening times and the set opening time, and controls the tested breaker 1 to be closed according to the set closing times and the set closing time.
Step 104, the control module sends the first feedback information to the remote control platform. Correspondingly, the remote control platform receives the first feedback information sent by the control module.
The first feedback information is used for identifying the actual opening times, the actual opening time, the actual closing times and the actual closing time of the tested breaker 1. For a more detailed description of the first feedback information, reference is made to the foregoing related content, and no further description is given here.
When the tested breaker 1 is in a breaking state or a closing state, the remote control platform continuously receives the first feedback information sent by the control module, and simultaneously the remote control platform records the actual breaking times, the actual breaking time, the actual closing times and the actual closing time of the tested breaker 1, which are included in the first feedback information.
Step 105, the control module determines whether the function of the tested breaker 1 is normal according to the relationship between the set opening times and the actual opening times, the relationship between the set opening time and the actual opening time, the relationship between the set closing times and the actual closing times, and the relationship between the set closing time and the actual closing time.
Specifically, the following comparisons are made in the control module:
(A1) And comparing the set opening times indicated in the first indication information with the actual opening times in the first feedback information.
(A2) And comparing the set closing times indicated in the first indication information with the actual closing times in the first feedback information.
(A3) And comparing the set opening time indicated in the first indication information with the actual opening time in the first feedback information.
(A4) And comparing the set closing time indicated in the first indication information with the actual closing time in the first feedback information.
According to the comparison results obtained in the above steps (A1) to (A4), the control module determines whether the function of the tested breaker 1 is normal according to the relationship between the set opening times and the actual opening times and the relationship between the set closing times and the actual closing times, and specifically includes:
when the comparison result is that the set opening times are the same as the actual opening times, the set closing times are the same as the actual closing times, the set opening time is the same as the actual opening time, and the set closing time and the actual closing time are the same, the function of the tested breaker 1 is determined to be normal;
when the comparison result is: when the set opening times and the actual opening times of the tested breaker 1 are different, or the set closing times and the actual closing times are different, or the actual opening time and the actual closing time are different, or the actual closing time and the set closing time are different, the function of the tested breaker 1 can be determined to be abnormal, so that the failure of the opening and closing function of the current tested breaker 1 can be determined.
Based on the foregoing and the same conception, the present application provides another testing method, which may be applied to the above remote control platform, where the remote control platform is in communication with a testing device, and fig. 4 is a schematic flow chart of an embodiment of the testing method in the embodiment of the present application, and it should be noted that, although a logic sequence is shown in the flow chart, in some cases, the steps shown or described may be performed in a sequence different from that shown or described herein. The test method comprises the following steps:
step 201, the remote control platform obtains a second test instruction.
The second test instruction is used for instructing the remote control platform to send second instruction information to the control module, and sending third instruction information to the control module after receiving the second feedback information fed back by the control module.
In this embodiment, the second test instruction may be automatically obtained in real time or obtained at a fixed time by the remote control platform, or an operator in a test process for operating the tested breaker 1 sends the second test instruction to the remote control platform, and the method for obtaining the second test instruction is not specifically limited in this embodiment.
Step 202, the remote control platform sends second indication information to the control module according to the second test instruction. Correspondingly, the control module receives second indication information from the remote control platform.
The second indication information is used for indicating the control module to control the tested breaker 1 to be switched on. For a more detailed description of the second indication information, reference is made to the foregoing related content, and no further description is given here.
And 203, the control module controls the tested breaker 1 to be switched on according to the second indication information.
Step 204, the control module sends second feedback information to the remote control platform. Correspondingly, the remote control platform receives second feedback information sent by the control module.
The second feedback information is used for identifying that the tested breaker 1 is closed.
Step 205, after receiving the second feedback information, the remote control platform sends third indication information to the control module. Correspondingly, the control module receives third indication information from the remote control platform.
The third indication information is used for indicating the set power-on time and the set power-on times of the load switch 5. For a more detailed description of the third indication information, reference is made to the foregoing related content, and no further description is given here.
And 206, the control module controls the load switch 5 to be switched on according to the third indication information.
Specifically, the control module controls the load switch 5 to be powered on and off according to the set power-on time and the set power-on times.
Step 207, the control module sends third feedback information to the remote control platform. Correspondingly, the remote control platform receives the third feedback information sent by the control module.
Wherein the third feedback information is used to identify the actual power up time and the actual power up times of the load 6.
And step 208, the control module determines whether the function of the tested breaker is normal according to the relation between the set power-on time and the actual power-on time and the relation between the set power-on times and the actual power-on times.
Specifically, the following comparisons are made in the control module:
(B1) The set power-up times indicated in the third indication information are compared with actual power-up times in the third feedback information.
(B2) The set power-up time indicated in the third indication information is compared with the actual power-up time in the third feedback information.
According to the comparison results obtained in the above steps (B1) - (B2), the control module determines whether the function of the tested circuit breaker is normal according to the relationship between the set power-on time and the actual power-on time and the relationship between the set power-on time and the actual power-on time, specifically including:
when the comparison result is that the actual power-up times of the load 6 are the same as the set power-up times of the load switch 5 and the actual power-up times of the load 6 are the same as the set power-up times of the load switch 5, it can be determined that the tested circuit breaker 1 is normal in function.
When the comparison result is: when the actual power-on times of the load 6 are different from the set power-on times of the load switch 5, or when the actual power-on times of the load 6 are different from the set power-on times of the load switch 5, the abnormal function of the tested breaker 1 can be determined, so that the failure of the opening and closing function of the current tested breaker 1 can be determined.
Based on the foregoing and the same conception, the present application provides another testing method, which may be applied to the above remote control platform, where the remote control platform is in communication with a testing device, and fig. 5 is a schematic flow chart of an embodiment of the testing method in the embodiment of the present application, and it should be noted that, although a logic sequence is shown in the flow chart, in some cases, the steps shown or described may be performed in a sequence different from that shown or described herein. The test method comprises the following steps:
step 301, the remote control platform obtains a third test instruction.
The third test instruction is used for instructing the remote control platform to send fourth instruction information to the control module.
In this embodiment, the third test instruction may be automatically obtained in real time or obtained at a fixed time by the remote control platform, or an operator for operating the test process of the tested breaker 1 sends the third test instruction to the remote control platform, and the method for obtaining the third test instruction is not specifically limited in this embodiment.
And step 302, the remote control platform sends fourth indication information to the control module according to the third test instruction. Correspondingly, the control module receives fourth indication information from the remote control platform.
The fourth indication information is used for indicating the arc analog switch to be closed. For a more detailed description of the fourth indication information, reference is made to the foregoing related content, and no further description is given here.
And 303, the control module controls the arc simulation switch 8 to be switched on according to the fourth indication information.
After the arc simulation switch 8 is switched on, the tested breaker 1 is subjected to switching-on and switching-off test by the test method provided by the steps 101 to 105, so that the tested breaker 1 is subjected to switching-on and switching-off test in an operating environment where the tested breaker 1 generates high temperature in an arc.
Based on the above and the same concept, the present application further provides an electronic device, as shown in fig. 6, which shows a schematic structural diagram of the electronic device according to the embodiment of the present application, specifically:
the electronic device may include one or more processors 801, one or more memories 802, a power supply 803, and input units 804, among other components. It will be appreciated by those skilled in the art that the electronic device structure shown in fig. 6 is not limiting of the electronic device and may include more or fewer components than shown, or may combine certain components, or a different arrangement of components. Wherein:
The processor 801 is a control center of the electronic device, connects various parts of the entire electronic device using various interfaces and lines, and performs various functions of the electronic device and processes data by running or executing software programs and/or modules stored in the memory 802, and calling data stored in the memory 802, thereby performing overall monitoring of the electronic device. Optionally, the processor 801 may include one or more processing cores; the processor 801 may be a central processing unit (Central Processing Unit, CPU), but may also be other general purpose processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuits (Application Specific Integrated Circuit, ASIC), off-the-shelf programmable gate arrays (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, or the like. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like, and preferably the processor 801 may integrate an application processor primarily handling operating systems, user interfaces, application programs, etc. with a modem processor primarily handling wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 801.
The memory 802 may be used to store software programs and modules, and the processor 801 executes various functional applications and data processing by executing the software programs and modules stored in the memory 802. The memory 802 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like; the storage data area may store data created according to the use of the electronic device, etc. In addition, memory 802 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device. Accordingly, the memory 802 may also include a memory controller to provide the processor 801 with access to the memory 802.
The electronic device further comprises a power supply 803 for powering the various components, preferably the power supply 803 can be logically coupled to the processor 801 via a power management system such that functions such as managing charging, discharging, and power consumption are performed via the power management system. The power supply 803 may also include one or more of any components, such as a direct current or alternating current power supply, a recharging system, a power failure detection circuit, a power converter or inverter, a power status indicator, and the like.
The electronic device may further comprise an input unit 804, which input unit 804 may be used for receiving input digital or character information and for generating keyboard, mouse, joystick, optical or trackball signal inputs in connection with user settings and function control.
Although not shown, the electronic device may further include a display unit, a signal transceiver that may establish a communication connection with an external device, and the like, which will not be described herein. In particular, in this embodiment, the processor 801 in the electronic device loads executable files corresponding to the processes of one or more application programs into the memory 802 according to the following instructions, and the processor 801 runs the application programs stored in the memory 802, so as to implement various functions, where the functions can be implemented as follows:
and acquiring a first test instruction.
And sending first indication information to the control module according to the first test instruction, wherein the first indication information is used for indicating the control module to control the opening of the tested breaker according to the set opening time and controlling the closing of the tested breaker according to the set closing time.
The first feedback information sent by the control module is received through the signal transceiver, and the first feedback information is used for identifying the opening times of the tested breaker, the actual opening time of each opening, the closing times and the actual closing time of each closing.
Or the functions that can be realized are as follows:
and receiving first indication information from a remote control platform through a signal transceiver, and controlling the switch-on and switch-off of the tested breaker according to the first indication information.
And sending first feedback information to the remote control platform through the signal transceiver, wherein the first feedback information is used for identifying the opening times of the tested breaker, the actual opening time of each opening, the closing times and the actual closing time of each closing.
Those of ordinary skill in the art will appreciate that all or a portion of the steps of the various methods of the above embodiments may be performed by instructions, or by instructions controlling associated hardware, which may be stored in a computer-readable storage medium and loaded and executed by a processor.
In some embodiments of the application, the application also provides a computer readable storage medium, which may include: read Only Memory (ROM), random access Memory (RAM, random Access Memory), magnetic or optical disk, and the like. On which a computer program is stored which is loaded by a processor for executing the steps of the test method provided by the embodiment of the application. For example, the loading of the computer program by the processor may perform the steps of:
And acquiring a first test instruction, and sending first indication information to the control module according to the first test instruction, wherein the first indication information is used for indicating the control module to control the opening of the tested breaker according to the set opening time and control the closing of the tested breaker according to the set closing time.
And receiving first feedback information sent by the control module, wherein the first feedback information is used for identifying the opening times of the tested breaker, the actual opening time of each opening, the closing times and the actual closing time of each closing.
Or the following steps are executed:
and receiving first indication information from a remote control platform, and controlling the switch-on and switch-off of the tested breaker according to the first indication information.
And sending first feedback information to the remote control platform, wherein the first feedback information is used for identifying the opening times of the tested breaker, the actual opening time of each opening, the closing times and the actual closing time of each closing.
In the foregoing embodiments, the descriptions of the embodiments are focused on, and the portions of one embodiment that are not described in detail in the foregoing embodiments may be referred to in the foregoing detailed description of other embodiments, which are not described herein again.
The foregoing describes in detail a testing device, a testing method, an electronic apparatus and a storage medium provided in the embodiments of the present application, and specific examples are applied to illustrate the principles and embodiments of the present application, where the foregoing examples are only used to help understand the method and core idea of the present application; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present application, the present description should not be construed as limiting the present application.
Claims (8)
1. The testing device is characterized by comprising a control module, wherein the control module is connected with a tested breaker;
the control module is used for receiving first indication information from a remote control platform, controlling the tested breaker to be switched on and switched off according to the first indication information, and the first indication information is used for indicating the set switching-off times and the set switching-on times of the tested breaker;
the control module is further used for sending first feedback information to the remote control platform, wherein the first feedback information is used for identifying the actual opening times and the actual closing times of the tested circuit breaker;
the control module is further used for determining whether the function of the tested circuit breaker is normal according to the relation between the set opening times and the actual opening times and the relation between the set closing times and the actual closing times;
the test device further comprises a load switch connected with the tested breaker and a load connected with the load switch, and the control module is connected with the load switch;
the control module is further configured to:
receiving second indication information from the remote control platform, and controlling the tested breaker to be switched on according to the second indication information, wherein the second indication information is used for indicating the tested breaker to be switched on; the second feedback information is used for identifying that the tested breaker is switched on;
Receiving third indication information from the remote control platform, and controlling the load switch to be switched on according to the third indication information, wherein the third indication information is used for indicating the set power-on time and the set power-on times of the load switch; and sending third feedback information to the remote control platform, the third feedback information being used to identify an actual power up time and an actual power up number of times of the load;
the control module is further configured to determine whether the function of the tested circuit breaker is normal according to the relationship between the set power-on time and the actual power-on time and the relationship between the set power-on times and the actual power-on times.
2. The test device of claim 1, wherein the first indication information is further used to indicate a set opening time and a set closing time of the tested circuit breaker; the first feedback information is also used for marking the actual opening time and the actual closing time of the tested breaker; the control module is further configured to:
the switching-off of the tested circuit breaker is controlled according to the set switching-off time, and the switching-on of the tested circuit breaker is controlled according to the set switching-on time;
The control module is further used for determining whether the function of the tested circuit breaker is normal according to the relation between the set opening time and the actual opening time and the relation between the set closing time and the actual closing time.
3. The test device of claim 1, further comprising an arc simulator and an arc simulation switch connected in sequence by a three-phase connection phase line, the arc simulation switch being connected to an output of the load switch, the control module being connected to the arc simulation switch;
the control module is further configured to:
and receiving fourth indication information from the remote control platform, and controlling the arc simulation switch to be switched on according to the fourth indication information, wherein the fourth indication information is used for indicating the arc simulation switch to be switched on.
4. The test device of claim 1, further comprising an electric meter, wherein a first terminal of the electric meter is connected to a three-phase connection phase line, and wherein the electric meter is configured to record a voltage or current on the three-phase connection phase line.
5. The test device of claim 1, further comprising a counter, wherein a second connection terminal of the counter is connected to the three-phase connection phase line, and the counter is configured to record an actual closing number and an actual opening number of the tested circuit breaker.
6. A test method for testing the function of a circuit breaker under test, the test method comprising:
receiving first indication information from a remote control platform, wherein the first indication information is used for indicating the set opening times and the set closing times of the tested circuit breaker;
controlling the switch-on and switch-off of the tested breaker according to the first indication information;
the method comprises the steps of sending first feedback information to the remote control platform, wherein the first feedback information is used for marking the actual opening times and the actual closing times of the tested circuit breaker;
determining whether the function of the tested circuit breaker is normal according to the relation between the set opening times and the actual opening times and the relation between the set closing times and the actual closing times;
the test method is applied to a test device, the test device comprises a load switch connected with the tested breaker and a load connected with the load switch, and the test method further comprises the following steps:
receiving second indication information from the remote control platform, wherein the second indication information is used for indicating the tested breaker to be closed;
according to the second indication information, the tested circuit breaker is controlled to be switched on;
Sending second feedback information to the remote control platform, wherein the second feedback information is used for identifying that the tested breaker is switched on;
receiving third indication information from the remote control platform, wherein the third indication information is used for indicating the set power-on time and the set power-on times of the load switch;
controlling the load switch to be switched on according to the third indication information;
transmitting third feedback information to the remote control platform, wherein the third feedback information is used for identifying the actual power-on time and the actual power-on times of the load;
and determining whether the function of the tested circuit breaker is normal according to the relation between the set power-on time and the actual power-on time and the relation between the set power-on times and the actual power-on times.
7. The test method of claim 6, wherein the first indication information is further used for indicating a set opening time and a set closing time of the tested circuit breaker; the first feedback information is also used for marking the actual opening time of each opening and the actual closing time of each closing of the tested breaker; the test method further comprises the following steps:
controlling the brake opening of the tested breaker according to the set brake opening time;
Controlling the tested circuit breaker to be switched on according to the set switching-on time;
and determining whether the function of the tested circuit breaker is normal according to the relation between the set opening time and the actual opening time and the relation between the set closing time and the actual closing time.
8. The test method of claim 6 or 7, wherein the test device further comprises an arc analog switch, the test method further comprising:
receiving fourth indication information from the remote control platform, wherein the fourth indication information is used for indicating the arc simulation switch to be closed;
and controlling the arc simulation switch to be switched on according to the fourth indication information.
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| CN115201672A (en) * | 2022-07-13 | 2022-10-18 | 长高电新科技股份公司 | Method for monitoring mechanical characteristics of switch cabinet on line |
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