CN113110112A

CN113110112A - High-voltage switch running-in semi-physical simulation test system and control method

Info

Publication number: CN113110112A
Application number: CN202110515725.4A
Authority: CN
Inventors: 王晓锋
Original assignee: Nantong Hongming Machinery Co ltd
Current assignee: Nantong Hongming Machinery Co ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-07-13

Abstract

The invention discloses a high-voltage switch running-in semi-physical simulation test system and a control method, wherein the system comprises an electrical module, a mechanical module, a communication module, a lower computer module and an upper computer module; the electric module is used for driving the motor in the mechanical module to operate; the mechanical module is used for executing the closing and opening actions of the high-voltage switch; the communication module is used for realizing the communication between the lower computer and the upper computer; the lower computer module is used for controlling the electrical module and monitoring the state of the mechanical module; and the upper computer module is used for acquiring data, analyzing and displaying the data and automatically generating a test report for the data uploaded by the lower computer. The host computer passes through serial ports communication in this system, shows the data of test instrument with the form of curve, the real-time supervision instrument state of being convenient for to detect data storage and be the file, be convenient for file and later stage and look up, and to the instrument test, have advantages such as simple easy operation, labour saving and time saving, can improve work efficiency greatly.

Description

High-voltage switch running-in semi-physical simulation test system and control method

Technical Field

The invention belongs to the technical field of high-voltage switch testing, and particularly relates to a high-voltage switch running-in semi-physical simulation testing system and a control method.

Background

High voltage switchgear refers to indoor and outdoor switchgear operating in power systems with voltages of 3kV and above and frequencies of 50Hz and below, and is commonly used for controlling and protecting power equipment in power systems, such as power plants, substations, transmission and distribution lines.

At present, according to the requirements of national grid companies, mechanical running-in operation is required before high-voltage switchgear leaves a factory, so that parameters after a running-in test are determined to be within a standard range, and the purpose of verifying the reliability of products is achieved. At present, most of factory household test products have the problems of high cost, easiness in damage, incapability of detecting clamping stagnation or the phenomenon that a force value exceeds a set maximum force value and the like, and the setting of test times cannot be carried out. Therefore, it is necessary to design a high-voltage switch running-in tester which has low cost and high reliability and can flexibly set the test times. The instrument mainly realizes intelligent collection of detection data and automatic generation of detection reports, and at present, the intelligent collection of the detection data is commonly based on VB/VC + + language data intelligent collection systems, Quartus, Matlab, LabVIEW software data intelligent collection systems and the like. The intelligent data collection system based on LabVIEW software has the advantages of simplicity in operation, quickness in operation, rich functions, comprehensive tool kit, visual interface, short development period, easiness in graphical programming and the like. Generally, the convenience and the accuracy of each step of collecting the number, method, analysis, display and the like of data are comprehensively considered.

Disclosure of Invention

The purpose of the invention is as follows: the invention aims to solve the defects in the prior art and provides a high-voltage switch running-in semi-physical simulation test system and a control method thereof.

The technical scheme is as follows: the invention relates to a high-voltage switch running-in semi-physical simulation test system which comprises an electrical module, a mechanical module, a communication module, a lower computer module and an upper computer module; the electrical module is used for driving the motor in the mechanical module to operate; the mechanical module is used for executing the closing and opening actions of the high-voltage switch; the communication module is used for realizing the communication between the lower computer and the upper computer; the lower computer module is used for controlling the electrical module and monitoring the state of the mechanical module; and the upper computer module is used for acquiring data, analyzing and displaying the data and automatically generating a test report for the data uploaded by the lower computer.

Furthermore, the electric module comprises an auxiliary power supply module, a controller module, a man-machine interaction module, a motor control module, a travel switch module and a current detection module.

Further, the controller module comprises a microcontroller U3, resistors R1-R4, capacitors C9-C16, a crystal oscillator Y1, connectors JP1 and JP 2; a 1 pin of the microcontroller U3 is connected with a 3.3V power supply, a 3 pin is connected with a signal SOC _ IN, a 4 pin is connected with a signal SOC _ OUT, a 7 pin is connected with a first end of the capacitor C15 and the resistor R4, a 12 pin is connected with a first end of the capacitor C16 and ground, a 13 pin is connected with a second end of the capacitor C16 and the 3.3V power supply, a 17 pin is connected with a signal RXD and a first end of the resistor R3, a 23 pin is connected with a signal S4, a 24 pin is connected with a signal S3, a 25 pin is connected with a signal LS4, a 26 pin is connected with a signal LS3, a 27 pin is connected with a signal S2, a 28 pin is connected with a signal S1, a 29 pin is connected with a signal LS2, a 30 pin is connected with a signal LS1, a 31 pin is connected with a second end of the capacitor C11 and a ground, a 32 pin is connected with a first end of the capacitor C11, a C12 and the 3.3V power supply, a 39 pin is connected with a signal Beep, a, a 44-pin connection signal LED1, a 46-pin connection signal SWDIO, a 49-pin connection signal SWCLK, a 50-pin connection signal K1, a 51-pin connection signal K2, a 52-pin connection signal K3, a 53-pin connection signal K4, a 54-pin connection signal K5, a 57-pin connection signal BUSY, a 58-pin connection signal SCL, a 59-pin connection signal SDA, a 60-pin connection resistor R1, a 63-pin connection capacitor C9, C10, a resistor R1 and the ground, and a 64-pin connection capacitor C9, a C10 and the 3.3V power supply; a pin 1 of the crystal oscillator Y1 is connected with the second end of the capacitor C13, the first end of the resistor R2 and the signal SOC _ IN, and a pin 2 of the crystal oscillator Y1 is connected with the second ends of the capacitor C14 and the resistor R2 and the signal SOC _ OUT; the first ends of the capacitors C13 and C14 and the second end of the capacitor C15 are connected to the ground; a pin 1 of the connector JP1 is connected with a 3.3V power supply, a pin 2 is connected with a signal SWDIO, a pin 3 is connected with a signal SWCLK, and a pin 4 is connected with GND; a pin 1 of the connector JP2 is connected with a 3.3V power supply, a pin 2 is connected with GND, a pin 3 is connected with a signal RXD, and a pin 4 is connected with a signal TXD; the second ends of the resistors R3-R4 are connected with a 3.3V power supply.

Further, the human-computer interaction module comprises resistors R5-R26, triodes Q1-Q6, light-emitting diodes LED1-LED5, keys SW1-SW5, a buzzer LS1 and a display screen 12864; the first ends of resistors R5-R9 and R20-R24 are connected with a 3.3V power supply, the anode of a buzzer LS1 and a 2 pin of a 12864 display screen are connected with a 5V power supply, the first ends of resistors R15-R19 and R26 and keys SW1-SW5, the 2 pin of a diode S1-S6 and a 1 pin of the 12864 display screen are connected with the ground; a second end of the resistor R5 is connected with an anode of the light emitting diode LED1, a cathode of the light emitting diode LED1 is connected with a pin 3 of the triode Q1, a pin 1 of the triode Q1 is connected with a first end of the resistor R15 and a second end of the resistor R10, and a first end of the resistor R10 is connected with the signal LED 1; a second end of the resistor R6 is connected with an anode of the light emitting diode LED2, a cathode of the light emitting diode LED2 is connected with a pin 3 of the triode Q2, a pin 1 of the triode Q2 is connected with a first end of the resistor R16 and a second end of the resistor R11, and a first end of the resistor R11 is connected with the signal LED 2; a second end of the resistor R7 is connected with an anode of the light emitting diode LED3, a cathode of the light emitting diode LED3 is connected with a pin 3 of the triode Q3, a pin 1 of the triode Q3 is connected with a first end of the resistor R17 and a second end of the resistor R12, and a first end of the resistor R12 is connected with the signal LED 3; a second end of the resistor R8 is connected with an anode of the light emitting diode LED4, a cathode of the light emitting diode LED4 is connected with a pin 3 of the triode Q4, a pin 1 of the triode Q4 is connected with a first end of the resistor R18 and a second end of the resistor R13, and a first end of the resistor R13 is connected with the signal LED 4; a second end of the resistor R9 is connected with an anode of the light emitting diode LED5, a cathode of the light emitting diode LED5 is connected with a pin 3 of the triode Q5, a pin 1 of the triode Q5 is connected with a first end of the resistor R19 and a second end of the resistor R14, and a first end of the resistor R14 is connected with the signal LED 5; a second end of the resistor R20 is connected to the signal K1 and a second end of the key SW1, a second end of the resistor R21 is connected to the signal K2 and a second end of the key SW2, a second end of the resistor R22 is connected to the signal K3 and a second end of the key SW3, a second end of the resistor R23 is connected to the signal K4 and a second end of the key SW4, and a second end of the resistor R24 is connected to the signal K5 and a second end of the key SW 5; the negative electrode of the buzzer LS1 is connected with a pin 3 of a triode Q6, a pin 1 of a triode Q6 is connected with a first end of a resistor R26 and a second end of a resistor R25, and a first end of a resistor R25 is connected with a signal Beep; the 12864 display screen has 4 pins connected with signal SCL, 5 pins connected with signal SDA, and 6 pins connected with signal BUSY.

Further, the motor control module comprises resistors R28-R35, triodes Q7-Q10, a three-phase solid-state relay U4-U7, and connectors JP4 and JP 5; 8 pins of a three-phase solid-state relay U4-U7 are connected with a 5V power supply, second ends of resistors R29, R31, R33 and R35 are connected with the ground, and 2 pins of triodes Q7-Q10 are connected with the ground; the 2 pins of the three-phase solid-state relays U4-U7 are connected with 220VN, and the 3 pins are connected with 220 VLS; pins 1 of three-phase solid-state relays U4 and U5 are connected with pins 2 of a connector JP4, pins 4 are connected with pins 4 of a connector JP4, pins 5 of the three-phase solid-state relay U4 are connected with pins 6 of the three-phase solid-state relay U5 and pins 3 of a connector JP4, and pins 6 of the three-phase solid-state relay U4 are connected with pins 5 of the three-phase solid-state relay U5 and pins 1 of a connector JP 4; pins 1 of three-phase solid-state relays U6 and U7 are connected with pins 2 of a connector JP5, pins 4 are connected with pins 4 of a connector JP5, pins 5 of the three-phase solid-state relay U6 are connected with pins 6 of the three-phase solid-state relay U7 and pins 3 of a connector JP5, and pins 6 of the three-phase solid-state relay U6 are connected with pins 5 of the three-phase solid-state relay U7 and pins 1 of a connector JP 5; a pin 3 of the triode Q7 is connected with a pin 7 of the three-phase solid-state relay U4, a pin 1 is connected with a first end of the resistor R29 and a second end of the resistor R28, and a first end of the resistor R28 is connected with the signal S1; a pin 3 of the triode Q8 is connected with a pin 7 of the three-phase solid-state relay U5, a pin 1 is connected with a first end of the resistor R31 and a second end of the resistor R30, and a first end of the resistor R30 is connected with the signal S2; a pin 3 of the triode Q9 is connected with a pin 7 of the three-phase solid-state relay U6, a pin 1 is connected with a first end of the resistor R33 and a second end of the resistor R32, and a first end of the resistor R32 is connected with the signal S3; the 3 pin of the triode Q10 is connected with the 7 pin of the three-phase solid-state relay U7, the 1 pin is connected with the first end of the resistor R35 and the second end of the resistor R34, and the first end of the resistor R34 is connected with the signal S4.

Furthermore, the travel switch module comprises resistors R36-39 and connectors JP6-JP 9; the first end of the resistor R36-R39 is connected with a 3.3V power supply, and 2 pins of the connector JP6-JP9 are connected with the ground; the second end of the resistor R36 is connected with the signal LS1 and the 1 pin of the connector JP6, the second end of the resistor R37 is connected with the signal LS2 and the connector JP7, the second end of the resistor R38 is connected with the signal LS3 and the connector JP8, and the second end of the resistor R39 is connected with the signal LS4 and the connector JP 9.

Furthermore, the motor control module comprises four solid-state relays, each two solid-state relays control one motor, and after the corresponding relays receive control signals, the motors can rotate forwards and backwards.

Furthermore, the mechanical module comprises two driving motors, and the two driving motors respectively control the closing and opening actions of the high-voltage switch.

The invention also discloses a control method of the high-voltage switch running-in semi-physical simulation test system, which comprises the following steps:

the method for controlling the electrical module and monitoring the state of the mechanical module in the lower computer module comprises the following steps: performing key reading operation, wherein the keys adopt mechanical keys, software jitter elimination and hardware jitter elimination at the same time, so that the key reliability is improved, after reading, whether an operation signal is received or not is determined, if the operation signal is received, corresponding operation is executed, otherwise, key information is continuously read; after the switching-on and switching-off operation of the switching motor is carried out in the mechanical module, the module determines whether the motor stops running or not by judging whether the switching-on and switching-off limit is reached or not; when the motor stops running, recording effective information of the running, including a switch type, a switching-on frequency, a limiting frequency, switching-on time and a current sampling AD value, respectively setting M, R, E, T, N as mark symbols of five information, namely assuming that the recorded information is MAR5E5T3N-3O, indicating that the type of the detected switch of the running is A type, the switching-on frequency is 5 times, the limiting frequency is 5 times, the switching-on time is 3 seconds, the current sampling AD value-3 and O is a cut-off symbol, indicating that the information recording is finished, and uploading the recorded information to an upper computer in LabVIEW through a serial port.

the method for the upper computer module to acquire, analyze and display data and automatically generate the test report comprises the following steps: in the upper computer, finding out a sign symbol corresponding to the monitoring information by using a search character string control, inputting an interception digit number by using an interception character string control to obtain corresponding monitoring data, and completing data analysis; then, corresponding data is fed into the waveform icon control to complete data display, wherein for the processing of the AD value, a decimal character string is additionally adopted to be converted into a numerical value conversion control, and the numerical values are established into a two-dimensional array so as to generate a waveform in a report at a later stage; newly building a Word document, inputting preset template information in the document, adding Bookmarks Bookmarks at the position where the information needs to be input, writing a LabVIEW report generation function by taking the bookmark position as a reference, and creating a Word report template; after data acquisition and processing, writing a Report automatic Generation program by using Word specification in a Report Generation Toolkit, wherein a purple control is a character string input control, manually input information is acquired character identification parts such as 'switch type', 'closing times', 'limited times', 'closing time' and the like, the data are written into a specified position of a Word template through an application Report text. Then inputting the corresponding processed numerical value into a template file through a numerical value input control, creating a report generating button, and determining the storage of the report by taking the report generating button as a judgment condition of a condition frame; after the Word text is generated, calling a pdf conversion function in the node through an ActiveX control, converting the generated Word text into a pdf report, and storing the pdf report to a specified position to complete the test.

Has the advantages that: firstly, performing key reading operation to determine whether an operation signal is received; then, switching on and switching off the switching motor, determining whether the motor stops or not by judging whether the switching on limit and the switching off limit are reached or not, recording effective information (such as switching on time, current and the like) of the operation of the section after the motor stops operating, and uploading the effective information to an upper computer in the LabVIEW through a serial port; finally, the upper computer stores the test information of the high-voltage switch to a specified position through three parts of data acquisition, data processing and display and automatic report generation to complete the test;

according to the control method of the high-voltage switch running-in test system based on the upper computer monitoring, the intelligent collection system of LabVIEW software data is simple to operate, the tool kit is comprehensive, the interface is visual and high, meanwhile, the data of the test instrument is displayed in a curve form in the upper computer, the state of the instrument is monitored in real time conveniently, the detected data is stored as a file and is convenient to archive and look up later, and for instrument testing, the control method has the advantages of simplicity and easiness in operation, time saving and labor saving and the like, and can greatly improve the working efficiency.

Drawings

FIG. 1 is a schematic block diagram of a system according to an embodiment of the present invention;

FIG. 2 is a work flow diagram of one embodiment of the present invention;

FIG. 3 is a functional block diagram of the electrical module of the present invention;

FIG. 4 is a circuit diagram of an auxiliary power module according to the present invention;

FIG. 5 is a circuit diagram of a controller module of the present invention;

FIG. 6 is a circuit diagram of a human-computer interaction module of the present invention;

FIG. 7 is a circuit diagram of a motor control module of the present invention;

FIG. 8 is a circuit diagram of the travel switch module of the present invention;

FIG. 9 is a circuit diagram of a current detection module according to the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

As shown in fig. 1, the high-voltage switch running-in semi-physical simulation test system comprises an electrical module, a mechanical module, a communication module, a lower computer module and an upper computer module; the electric module is used for driving the motor in the mechanical module to operate; the mechanical module is used for executing the closing and opening actions of the high-voltage switch; the communication module is used for realizing the communication between the lower computer and the upper computer; the lower computer module is used for controlling the electrical module and monitoring the state of the mechanical module; and the upper computer module is used for acquiring data, analyzing and displaying the data and automatically generating a test report for the data uploaded by the lower computer. Specifically, the high-voltage switch running-in semi-physical simulation test system comprises the following parts:

the electrical module shown in fig. 3 to 9: the motor is controlled by 4 solid-state relays, every two solid-state relays control one motor, and the relays can realize forward and reverse rotation of the motor after receiving control signals.

As shown in fig. 3, the electrical module includes an auxiliary power module, a controller module, a human-computer interaction module, a motor control module, a travel switch module, and a current detection module; the 220V alternating current power supply is connected with the auxiliary power supply module and the current detection module, and the auxiliary power supply module outputs 3.3V and 5V direct current power supplies to supply power to the human-computer interaction module, the travel switch module, the current detection module and the controller module; the current detection module output respectively with motor control module, controller module are connected, motor control module output is connected with high-voltage switch, high-voltage switch with travel switch module connects, the controller module with motor control module, travel switch module and human-computer interaction module are connected.

The human-computer interaction module comprises a key, a display screen, a buzzer and an LED indicator light, and is connected with the controller module to adjust the running-in times of the high-voltage switch, display the state of the high-voltage switch running-in tester and the like; the output of the travel switch module is connected with the controller module so as to judge whether the high-voltage switch completes switching-on or switching-off operation; the output of the current detection module is connected with the controller module so as to judge whether the high-voltage switch operates abnormally; the controller module outputs and controls the motor control module to complete operations such as closing/opening and the like.

As shown in FIG. 4, the auxiliary power module includes an AC/DC power U1, a linear power chip U2, capacitors C1-C8, and a connector P1; the 2 pins of the connector P1 are connected with the 1 pin and 220VL of the AC/DC power supply U1, and the 1 pin of the connector P1 is connected with the 2 pins and 220VN of the AC/DC power supply U1; a 3 pin of the AC/DC power supply U1 is connected with a first end of the capacitors C1-C3 and outputs 5V power, and a 4 pin of the AC/DC power supply U1 is connected with a second end of the capacitors C1-C3 and is connected with the ground; the 3 pins of the linear power chip U2 are connected with the first ends of the capacitors C7 and C8 and a 5V power supply, the 2 pin of the linear power chip U2 is connected with the first ends of the capacitors C4-C6 and outputs a 3.3V power supply, the 1 pin of the linear power chip U2 and the second ends of the capacitors C4-C6 are connected in parallel and grounded, and the 4 pin of the linear power chip U2 outputs a 3.3V power supply.

The connector P1 is connected with an external 220V alternating current power supply, the 220V alternating current power supply generates a 5V direct current power supply after passing through an AC/DC power supply U1, and the capacitors C1-C3 are used for filtering the 5V direct current power supply; the 5V direct current power supply is firstly filtered by capacitors C7 and C8, then is filtered by a linear power supply chip U2 to generate a 3.3V power supply, and the capacitors C4-C6 are used for filtering the 3.3V power supply.

As shown in FIG. 5, the controller module comprises a microcontroller U3, resistors R1-R4, capacitors C9-C16, a crystal oscillator Y1, connectors JP1 and JP 2; a 1 pin of the microcontroller U3 is connected with a 3.3V power supply, a 3 pin is connected with a signal SOC _ IN, a 4 pin is connected with a signal SOC _ OUT, a 7 pin is connected with a first end of the capacitor C15 and the resistor R4, a 12 pin is connected with a first end of the capacitor C16 and ground, a 13 pin is connected with a second end of the capacitor C16 and the 3.3V power supply, a 17 pin is connected with a signal RXD and a first end of the resistor R3, a 23 pin is connected with a signal S4, a 24 pin is connected with a signal S3, a 25 pin is connected with a signal LS4, a 26 pin is connected with a signal LS3, a 27 pin is connected with a signal S2, a 28 pin is connected with a signal S1, a 29 pin is connected with a signal LS2, a 30 pin is connected with a signal LS1, a 31 pin is connected with a second end of the capacitor C11 and a ground, a 32 pin is connected with a first end of the capacitor C11, a C12 and the 3.3V power supply, a 39 pin is connected with a signal Beep, a, a 44-pin connection signal LED1, a 46-pin connection signal SWDIO, a 49-pin connection signal SWCLK, a 50-pin connection signal K1, a 51-pin connection signal K2, a 52-pin connection signal K3, a 53-pin connection signal K4, a 54-pin connection signal K5, a 57-pin connection signal BUSY, a 58-pin connection signal SCL, a 59-pin connection signal SDA, a 60-pin connection resistor R1, a 63-pin connection capacitor C9, C10, a resistor R1 and the ground, and a 64-pin connection capacitor C9, a C10 and the 3.3V power supply; a pin 1 of the crystal oscillator Y1 is connected with the second end of the capacitor C13, the first end of the resistor R2 and the signal SOC _ IN, and a pin 2 of the crystal oscillator Y1 is connected with the second ends of the capacitor C14 and the resistor R2 and the signal SOC _ OUT; the first ends of the capacitors C13 and C14 and the second end of the capacitor C15 are connected to the ground; a pin 1 of the connector JP1 is connected with a 3.3V power supply, a pin 2 is connected with a signal SWDIO, a pin 3 is connected with a signal SWCLK, and a pin 4 is connected with GND; a pin 1 of the connector JP2 is connected with a 3.3V power supply, a pin 2 is connected with GND, a pin 3 is connected with a signal RXD, and a pin 4 is connected with a signal TXD; the second ends of the resistors R3-R4 are connected with a 3.3V power supply.

Wherein, microcontroller U3 preferably adopts STM32F051R8T6 singlechip as the control chip. The resistor R2, the capacitors C13 and C14 and the crystal oscillator Y1 jointly form an external clock oscillation circuit of the microcontroller U3, the capacitors C9-C12 and C16 are used for filtering a 3.3V power supply, a 14 pin of the microcontroller U3 is connected with a current detection module to obtain a motor current value, 23, 24 and 27, the high-voltage switch is characterized in that a 28-pin connection motor control module controls switching-on and switching-off operations of the high-voltage switch,

pins

25, 26, 29 and 30 are connected with a travel switch module to detect whether the high-voltage switch completes switching-on or switching-off, a 39-pin connection man-machine interaction module is used for controlling a buzzer, pins 40-44 are connected with a man-machine interaction module and used for controlling the state of a light-emitting diode, pins 50-54 are connected with a man-machine interaction module and used for adjusting the running-in times and the like of the high-voltage switch, pins 57-59 are connected with a man-machine interaction module and used for controlling display screen display, a connector JP 1.

As shown in fig. 6, the human-computer interaction module includes resistors R5-R26, triodes Q1-Q6, light emitting diodes LED1-LED5, keys SW1-SW5, a buzzer LS1, and a display screen 12864; the first ends of resistors R5-R9 and R20-R24 are connected with a 3.3V power supply, the anode of a buzzer LS1 and a 2 pin of a 12864 display screen are connected with a 5V power supply, the first ends of resistors R15-R19 and R26 and keys SW1-SW5, the 2 pin of a diode S1-S6 and a 1 pin of the 12864 display screen are connected with the ground; a second end of the resistor R5 is connected with an anode of the light emitting diode LED1, a cathode of the light emitting diode LED1 is connected with a pin 3 of the triode Q1, a pin 1 of the triode Q1 is connected with a first end of the resistor R15 and a second end of the resistor R10, and a first end of the resistor R10 is connected with the signal LED 1; a second end of the resistor R6 is connected with an anode of the light emitting diode LED2, a cathode of the light emitting diode LED2 is connected with a pin 3 of the triode Q2, a pin 1 of the triode Q2 is connected with a first end of the resistor R16 and a second end of the resistor R11, and a first end of the resistor R11 is connected with the signal LED 2; a second end of the resistor R7 is connected with an anode of the light emitting diode LED3, a cathode of the light emitting diode LED3 is connected with a pin 3 of the triode Q3, a pin 1 of the triode Q3 is connected with a first end of the resistor R17 and a second end of the resistor R12, and a first end of the resistor R12 is connected with the signal LED 3; a second end of the resistor R8 is connected with an anode of the light emitting diode LED4, a cathode of the light emitting diode LED4 is connected with a pin 3 of the triode Q4, a pin 1 of the triode Q4 is connected with a first end of the resistor R18 and a second end of the resistor R13, and a first end of the resistor R13 is connected with the signal LED 4; a second end of the resistor R9 is connected with an anode of the light emitting diode LED5, a cathode of the light emitting diode LED5 is connected with a pin 3 of the triode Q5, a pin 1 of the triode Q5 is connected with a first end of the resistor R19 and a second end of the resistor R14, and a first end of the resistor R14 is connected with the signal LED 5; a second end of the resistor R20 is connected to the signal K1 and a second end of the key SW1, a second end of the resistor R21 is connected to the signal K2 and a second end of the key SW2, a second end of the resistor R22 is connected to the signal K3 and a second end of the key SW3, a second end of the resistor R23 is connected to the signal K4 and a second end of the key SW4, and a second end of the resistor R24 is connected to the signal K5 and a second end of the key SW 5; the negative electrode of the buzzer LS1 is connected with a pin 3 of a triode Q6, a pin 1 of a triode Q6 is connected with a first end of a resistor R26 and a second end of a resistor R25, and a first end of a resistor R25 is connected with a signal Beep; the 12864 display screen has 4 pins connected with signal SCL, 5 pins connected with signal SDA, and 6 pins connected with signal BUSY.

The LED1-LED5 is used for displaying the running state of the high-voltage switch running-in tester, the keys SW1-SW5 are used for adjusting running-in times of the high-voltage switch and the like, the buzzer LS1 is used for alarming and the like, and the 12864 display screen is used for displaying relevant parameters of the high-voltage switch running-in tester.

As shown in fig. 7, the motor control module comprises resistors R28-R35, triodes Q7-Q10, a three-phase solid-state relay U4-U7, and connectors JP4 and JP 5; 8 pins of a three-phase solid-state relay U4-U7 are connected with a 5V power supply, second ends of resistors R29, R31, R33 and R35 are connected with the ground, and 2 pins of triodes Q7-Q10 are connected with the ground; the 2 pins of the three-phase solid-state relays U4-U7 are connected with 220VN, and the 3 pins are connected with 220 VLS; pins 1 of three-phase solid-state relays U4 and U5 are connected with pins 2 of a connector JP4, pins 4 are connected with pins 4 of a connector JP4, pins 5 of the three-phase solid-state relay U4 are connected with pins 6 of the three-phase solid-state relay U5 and pins 3 of a connector JP4, and pins 6 of the three-phase solid-state relay U4 are connected with pins 5 of the three-phase solid-state relay U5 and pins 1 of a connector JP 4; pins 1 of three-phase solid-state relays U6 and U7 are connected with pins 2 of a connector JP5, pins 4 are connected with pins 4 of a connector JP5, pins 5 of the three-phase solid-state relay U6 are connected with pins 6 of the three-phase solid-state relay U7 and pins 3 of a connector JP5, and pins 6 of the three-phase solid-state relay U6 are connected with pins 5 of the three-phase solid-state relay U7 and pins 1 of a connector JP 5; a pin 3 of the triode Q7 is connected with a pin 7 of the three-phase solid-state relay U4, a pin 1 is connected with a first end of the resistor R29 and a second end of the resistor R28, and a first end of the resistor R28 is connected with the signal S1; a pin 3 of the triode Q8 is connected with a pin 7 of the three-phase solid-state relay U5, a pin 1 is connected with a first end of the resistor R31 and a second end of the resistor R30, and a first end of the resistor R30 is connected with the signal S2; a pin 3 of the triode Q9 is connected with a pin 7 of the three-phase solid-state relay U6, a pin 1 is connected with a first end of the resistor R33 and a second end of the resistor R32, and a first end of the resistor R32 is connected with the signal S3; the 3 pin of the triode Q10 is connected with the 7 pin of the three-phase solid-state relay U7, the 1 pin is connected with the first end of the resistor R35 and the second end of the resistor R34, and the first end of the resistor R34 is connected with the signal S4.

The three-phase solid-state relay U4 is used for controlling the switching-on of the motor 1, the three-phase solid-state relay U5 is used for controlling the switching-off of the motor 1, the three-phase solid-state relay U6 is used for controlling the switching-on of the motor 2, the three-phase solid-state relay U7 is used for controlling the switching-off of the motor 2, the connector JP4 is connected with the motor 1, and the connector JP5 is connected with the motor.

As shown in fig. 8, the travel switch module comprises resistors R36-39, connectors JP6-JP 9; the first end of the resistor R36-R39 is connected with a 3.3V power supply, and 2 pins of the connector JP6-JP9 are connected with the ground; the second end of the resistor R36 is connected with the signal LS1 and the 1 pin of the connector JP6, the second end of the resistor R37 is connected with the signal LS2 and the connector JP7, the second end of the resistor R38 is connected with the signal LS3 and the connector JP8, and the second end of the resistor R39 is connected with the signal LS4 and the connector JP 9.

The connector JP6 is connected with a closing travel switch on the motor 1 side, the connector JP7 is connected with a tripping travel switch on the motor 1 side, the connector JP8 is connected with a closing travel switch on the motor 2 side, and the connector JP9 is connected with a tripping travel switch on the motor 2 side.

As shown in fig. 9, the current detection module includes a current sensor HC1, a resistor R17, a capacitor C17; pin 1 of the current sensor HC1 is connected with a 3.3V power supply, pin 2 is connected with GND, pin 3 is connected with the first end of a resistor R27, pin 4 is connected with 220VL, and pin 5 is connected with 220 VLS; the second terminal of the resistor R27 is connected to the signal and the first terminal of the capacitor C17, and the second terminal of the capacitor C17 is connected to ground.

The current sensor HC1 is used to detect the motor current.

The working principle of the electric module of the invention is as follows:

the double-motor three-station high-voltage switch operating mechanism is controlled through the human-computer interaction module, and the opening or closing operation of the two motors is respectively controlled; meanwhile, the running-in times of the high-voltage switch can be adjusted through the man-machine interaction module, the state of the high-voltage switch running-in tester can be displayed, and the like. After the motor acts to switch on or switch off, whether the corresponding switch on or switch off is in place can be detected through the travel switch module, and the output of the current detection module is connected with the controller module so as to judge whether the high-voltage switch operates abnormally.

A mechanical module: the high-voltage switch is connected with two driving motors, the output of each driving motor is respectively connected with a high-voltage switch, and each driving motor respectively controls the switching-on and switching-off actions (the positive rotation and the negative rotation of the motor) of the high-voltage switch.

A communication module: serial port communication is adopted, a communication protocol is customized, the lower computer packs data and uploads the data to the upper computer through a serial port, and the upper computer analyzes the data according to the protocol and analyzes and displays the data;

a lower computer module: performing key reading operation, wherein the keys adopt mechanical keys, software jitter elimination and hardware jitter elimination at the same time, so that the key reliability is improved, after reading, whether an operation signal is received or not is determined, if the operation signal is received, corresponding operation is executed, otherwise, key information is continuously read; when the mechanical module performs switching-on and switching-off operations of the switching motor, the module determines whether the motor stops running or not by judging whether the motor reaches a switching-on limit and a switching-off limit. When the motor stops running, recording effective information of the running, including a switch type, a switching-on frequency, a limited frequency, switching-on time and a current sampling AD value, and respectively setting M, R, E, T, N as mark symbols of five information, namely assuming that the recorded information is MAR5E5T3N-3O, indicating that the type of the detected switch of the running is A type, the switching-on frequency is 5 times, the limited frequency is 5 times, the switching-on time is 3 seconds, the current sampling AD value-3 and O is a cut-off symbol, and indicating that the recording of the information is finished. Then the recorded information is uploaded to an upper computer in LabVIEW through a serial port;

the upper computer module: in the upper computer, the search character string control is used for finding out the sign symbol corresponding to the monitoring information, the interception character string control is used for inputting the interception digit number to obtain corresponding monitoring data, and data analysis is completed. And then, feeding corresponding data into the waveform icon control to finish data display. For the processing of the AD value, a decimal character string is additionally adopted to convert the control into a numerical value, and the numerical values are established into a two-dimensional array so as to generate a waveform in a report at a later stage; newly building a Word document, inputting preset template information in the document, adding Bookmarks Bookmarks at the position where the information needs to be input, writing a LabVIEW report generation function by taking the bookmark position as a reference, and creating a Word report template. After data acquisition and processing, writing an automatic Report Generation program by using Word specification in a Report Generation Toolkit, wherein a purple control is a character string input control, manually input information is character identification parts such as 'switch type', 'closing times', 'limited times', 'closing time' and the like acquired in step 2, and data are written into a specified position of a Word template through an application Report text. And then inputting the corresponding processed numerical value into the template file through a numerical value input control. And creating a report generation button which is used as a judgment condition of the condition frame to decide the saving of the report. After the Word text is generated, calling a pdf conversion function in the node through an ActiveX control, converting the generated Word text into a pdf report, and storing the pdf report to a specified position to complete the test.

Firstly, performing key reading operation to determine whether an operation signal is received; then, switching on and switching off the switching motor, determining whether the motor stops or not by judging whether the switching on limit and the switching off limit are reached or not, recording effective information (such as switching on time, current and the like) of the operation of the section after the motor stops operating, and uploading the effective information to an upper computer in the LabVIEW through a serial port; finally, the upper computer stores the test information of the high-voltage switch to a specified position through three parts of data acquisition, data processing and display and automatic report generation to complete the test;

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a high voltage switch running-in semi-physical simulation test system which characterized in that: the device comprises an electrical module, a mechanical module, a communication module, a lower computer module and an upper computer module; the electrical module is used for driving the motor in the mechanical module to operate; the mechanical module is used for executing the closing and opening actions of the high-voltage switch; the communication module is used for realizing the communication between the lower computer and the upper computer; the lower computer module is used for controlling the electrical module and monitoring the state of the mechanical module; and the upper computer module is used for acquiring data, analyzing and displaying the data and automatically generating a test report for the data uploaded by the lower computer.

2. The high-voltage switch running-in semi-physical simulation test system according to claim 1, wherein: the electric module comprises an auxiliary power supply module, a controller module, a man-machine interaction module, a motor control module, a travel switch module and a current detection module.

3. The high-voltage switch running-in semi-physical simulation test system according to claim 2, wherein: the controller module comprises a microcontroller U3, resistors R1-R4, capacitors C9-C16, a crystal oscillator Y1, connectors JP1 and JP 2; a 1 pin of the microcontroller U3 is connected with a 3.3V power supply, a 3 pin is connected with a signal SOC _ IN, a 4 pin is connected with a signal SOC _ OUT, a 7 pin is connected with a first end of the capacitor C15 and the resistor R4, a 12 pin is connected with a first end of the capacitor C16 and ground, a 13 pin is connected with a second end of the capacitor C16 and the 3.3V power supply, a 17 pin is connected with a signal RXD and a first end of the resistor R3, a 23 pin is connected with a signal S4, a 24 pin is connected with a signal S3, a 25 pin is connected with a signal LS4, a 26 pin is connected with a signal LS3, a 27 pin is connected with a signal S2, a 28 pin is connected with a signal S1, a 29 pin is connected with a signal LS2, a 30 pin is connected with a signal LS1, a 31 pin is connected with a second end of the capacitor C11 and a ground, a 32 pin is connected with a first end of the capacitor C11, a C12 and the 3.3V power supply, a 39 pin is connected with a signal Beep, a, a 44-pin connection signal LED1, a 46-pin connection signal SWDIO, a 49-pin connection signal SWCLK, a 50-pin connection signal K1, a 51-pin connection signal K2, a 52-pin connection signal K3, a 53-pin connection signal K4, a 54-pin connection signal K5, a 57-pin connection signal BUSY, a 58-pin connection signal SCL, a 59-pin connection signal SDA, a 60-pin connection resistor R1, a 63-pin connection capacitor C9, C10, a resistor R1 and the ground, and a 64-pin connection capacitor C9, a C10 and the 3.3V power supply; a pin 1 of the crystal oscillator Y1 is connected with the second end of the capacitor C13, the first end of the resistor R2 and the signal SOC _ IN, and a pin 2 of the crystal oscillator Y1 is connected with the second ends of the capacitor C14 and the resistor R2 and the signal SOC _ OUT; the first ends of the capacitors C13 and C14 and the second end of the capacitor C15 are connected to the ground; a pin 1 of the connector JP1 is connected with a 3.3V power supply, a pin 2 is connected with a signal SWDIO, a pin 3 is connected with a signal SWCLK, and a pin 4 is connected with GND; a pin 1 of the connector JP2 is connected with a 3.3V power supply, a pin 2 is connected with GND, a pin 3 is connected with a signal RXD, and a pin 4 is connected with a signal TXD; the second ends of the resistors R3-R4 are connected with a 3.3V power supply.

4. The high-voltage switch running-in semi-physical simulation test system according to claim 2, wherein: the man-machine interaction module comprises resistors R5-R26, triodes Q1-Q6, light emitting diodes LED1-LED5, keys SW1-SW5, a buzzer LS1 and a display screen 12864; the first ends of resistors R5-R9 and R20-R24 are connected with a 3.3V power supply, the anode of a buzzer LS1 and a 2 pin of a 12864 display screen are connected with a 5V power supply, the first ends of resistors R15-R19 and R26 and keys SW1-SW5, the 2 pin of a diode S1-S6 and a 1 pin of the 12864 display screen are connected with the ground; a second end of the resistor R5 is connected with an anode of the light emitting diode LED1, a cathode of the light emitting diode LED1 is connected with a pin 3 of the triode Q1, a pin 1 of the triode Q1 is connected with a first end of the resistor R15 and a second end of the resistor R10, and a first end of the resistor R10 is connected with the signal LED 1; a second end of the resistor R6 is connected with an anode of the light emitting diode LED2, a cathode of the light emitting diode LED2 is connected with a pin 3 of the triode Q2, a pin 1 of the triode Q2 is connected with a first end of the resistor R16 and a second end of the resistor R11, and a first end of the resistor R11 is connected with the signal LED 2; a second end of the resistor R7 is connected with an anode of the light emitting diode LED3, a cathode of the light emitting diode LED3 is connected with a pin 3 of the triode Q3, a pin 1 of the triode Q3 is connected with a first end of the resistor R17 and a second end of the resistor R12, and a first end of the resistor R12 is connected with the signal LED 3; a second end of the resistor R8 is connected with an anode of the light emitting diode LED4, a cathode of the light emitting diode LED4 is connected with a pin 3 of the triode Q4, a pin 1 of the triode Q4 is connected with a first end of the resistor R18 and a second end of the resistor R13, and a first end of the resistor R13 is connected with the signal LED 4; a second end of the resistor R9 is connected with an anode of the light emitting diode LED5, a cathode of the light emitting diode LED5 is connected with a pin 3 of the triode Q5, a pin 1 of the triode Q5 is connected with a first end of the resistor R19 and a second end of the resistor R14, and a first end of the resistor R14 is connected with the signal LED 5; a second end of the resistor R20 is connected to the signal K1 and a second end of the key SW1, a second end of the resistor R21 is connected to the signal K2 and a second end of the key SW2, a second end of the resistor R22 is connected to the signal K3 and a second end of the key SW3, a second end of the resistor R23 is connected to the signal K4 and a second end of the key SW4, and a second end of the resistor R24 is connected to the signal K5 and a second end of the key SW 5; the negative electrode of the buzzer LS1 is connected with a pin 3 of a triode Q6, a pin 1 of a triode Q6 is connected with a first end of a resistor R26 and a second end of a resistor R25, and a first end of a resistor R25 is connected with a signal Beep; the 12864 display screen has 4 pins connected with signal SCL, 5 pins connected with signal SDA, and 6 pins connected with signal BUSY.

5. The high-voltage switch running-in semi-physical simulation test system according to claim 2, wherein: the motor control module comprises resistors R28-R35, triodes Q7-Q10, a three-phase solid-state relay U4-U7, connectors JP4 and JP 5; 8 pins of a three-phase solid-state relay U4-U7 are connected with a 5V power supply, second ends of resistors R29, R31, R33 and R35 are connected with the ground, and 2 pins of triodes Q7-Q10 are connected with the ground; the 2 pins of the three-phase solid-state relays U4-U7 are connected with 220VN, and the 3 pins are connected with 220 VLS; pins 1 of three-phase solid-state relays U4 and U5 are connected with pins 2 of a connector JP4, pins 4 are connected with pins 4 of a connector JP4, pins 5 of the three-phase solid-state relay U4 are connected with pins 6 of the three-phase solid-state relay U5 and pins 3 of a connector JP4, and pins 6 of the three-phase solid-state relay U4 are connected with pins 5 of the three-phase solid-state relay U5 and pins 1 of a connector JP 4; pins 1 of three-phase solid-state relays U6 and U7 are connected with pins 2 of a connector JP5, pins 4 are connected with pins 4 of a connector JP5, pins 5 of the three-phase solid-state relay U6 are connected with pins 6 of the three-phase solid-state relay U7 and pins 3 of a connector JP5, and pins 6 of the three-phase solid-state relay U6 are connected with pins 5 of the three-phase solid-state relay U7 and pins 1 of a connector JP 5; a pin 3 of the triode Q7 is connected with a pin 7 of the three-phase solid-state relay U4, a pin 1 is connected with a first end of the resistor R29 and a second end of the resistor R28, and a first end of the resistor R28 is connected with the signal S1; a pin 3 of the triode Q8 is connected with a pin 7 of the three-phase solid-state relay U5, a pin 1 is connected with a first end of the resistor R31 and a second end of the resistor R30, and a first end of the resistor R30 is connected with the signal S2; a pin 3 of the triode Q9 is connected with a pin 7 of the three-phase solid-state relay U6, a pin 1 is connected with a first end of the resistor R33 and a second end of the resistor R32, and a first end of the resistor R32 is connected with the signal S3; the 3 pin of the triode Q10 is connected with the 7 pin of the three-phase solid-state relay U7, the 1 pin is connected with the first end of the resistor R35 and the second end of the resistor R34, and the first end of the resistor R34 is connected with the signal S4.

6. The high-voltage switch running-in semi-physical simulation test system according to claim 2, wherein: the travel switch module comprises resistors R36-39 and connectors JP6-JP 9; the first end of the resistor R36-R39 is connected with a 3.3V power supply, and 2 pins of the connector JP6-JP9 are connected with the ground; the second end of the resistor R36 is connected with the signal LS1 and the 1 pin of the connector JP6, the second end of the resistor R37 is connected with the signal LS2 and the connector JP7, the second end of the resistor R38 is connected with the signal LS3 and the connector JP8, and the second end of the resistor R39 is connected with the signal LS4 and the connector JP 9.

7. The high-voltage switch running-in semi-physical simulation test system according to claim 2, wherein: the motor control module comprises four solid-state relays, each two solid-state relays control one motor, and after the corresponding relays receive control signals, the motors can rotate forward and backward.

8. The high-voltage switch running-in semi-physical simulation test system according to claim 1, wherein: the mechanical module comprises two driving motors which respectively control the closing and opening actions of the high-voltage switch.

9. The control method of the high-voltage switch running-in semi-physical simulation test system according to any one of claims 1 to 8, characterized in that:

10. The control method of the high-voltage switch running-in semi-physical simulation test system according to any one of claims 1 to 8, characterized in that: