Simulation circuit breaker device for spare power automatic switching debugging and debugging system

Abstract

The invention belongs to the technical field of spare power automatic switching debugging, and particularly provides an analog circuit breaker device for spare power automatic switching debugging and a debugging system, and the device comprises a main controller, a main incoming line analog switch circuit, and a spare incoming line analog switch circuit. The main controller is respectively connected with the main incoming line analog switch circuit and the standby incoming line analog switch circuit; the main incoming line analog switch circuit and the standby incoming line analog switch circuit are respectively connected to a spare power automatic switching device to be debugged; the main controller receives an opening input signal and outputs a jump control signal to the main incoming line analog switch circuit or the standby incoming line analog switch circuit; the main controller receives a closing input signal and outputs a closing control signal to the standby inlet wire analog switch circuit or the main inlet wire analog switch circuit. Through the main controller, the main incoming line analog switch circuit and the standby incoming line analog switch circuit, the operation process of a real circuit breaker can be simulated, the real circuit breaker does not need to be used, and the debugging efficiency of the spare power automatic switching device is greatly improved.

Description

Technical Field

[0001] The invention relates to the technical field of automatic standby switching debugging, and in particular to a simulated circuit breaker device and a debugging system for automatic standby switching debugging. Background Art

[0002] In the automated operation of the power system, the automatic backup power supply (abbreviated as automatic backup power supply) device plays a vital role. It can quickly and accurately switch to the backup power supply when the main power supply fails to ensure the continuous and stable operation of the power system. However, before the automatic backup power supply device is actually put into operation, it is necessary to conduct a function verification test of the automatic backup power supply device and the secondary circuit verification test, and it needs to go through a strict debugging process to ensure its performance and reliability.

[0003] Traditional backup automatic switching debugging methods often require real circuit breakers for simulation testing, but this method has many inconveniences. First, the operation of real circuit breakers is complicated and the debugging efficiency is low; second, there are certain safety risks in using real circuit breakers for debugging; third, real circuit breakers may be worn during the debugging process, affecting their service life. Therefore, there is an urgent need for a device that can simulate the operation of circuit breakers to improve the efficiency and safety of backup automatic switching debugging. Summary of the invention

[0004] In view of the problem that a real circuit breaker in an existing debugging system may be worn out during the debugging process, which affects its service life, the present invention provides a simulated circuit breaker device and a debugging system for standby automatic switching debugging.

[0005] In a first aspect, the technical solution of the present invention provides a simulated circuit breaker device for standby automatic commissioning, including a main controller, a main incoming line simulated switch circuit and a standby incoming line simulated switch circuit; The main controller is connected to the main incoming line analog switch circuit and the standby incoming line analog switch circuit respectively; The main incoming line simulation switch circuit and the standby incoming line simulation switch circuit are respectively connected to the standby automatic switching device to be debugged; The main controller receives the switch-off input signal and outputs a trip control signal to the main incoming line simulation switch circuit or the standby incoming line simulation switch circuit; The main controller receives a closing input signal and outputs a closing control signal to a standby incoming line simulation switch circuit or a main incoming line simulation switch circuit; The main incoming line analog switch circuit and the standby incoming line analog switch circuit respectively perform analog switch operations according to the control signal of the main controller.

[0006] As a further limitation of the technical solution of the present invention, it also includes a voltage isolation comparison module, through which the opening input signal and the closing input signal are respectively connected to the main controller; the voltage isolation comparison module is connected to the closing reference voltage output module and the opening reference voltage output module; The opening input signal is input into the main controller after the opening reference voltage of the input voltage isolation comparison module is compared to meet the conditions, so that the main controller controls the on and off of the corresponding main incoming line analog switch circuit or the standby incoming line analog switch circuit according to the opening input signal; The closing input signal is input into the main controller after the closing reference voltage of the input voltage isolation comparison module is compared to meet the conditions, so that the main controller controls the on and off of the corresponding standby incoming line analog switch circuit or the main incoming line analog switch circuit according to the closing input signal.

[0007] As a further limitation of the technical solution of the present invention, the device includes a power bus, and the power bus includes a bus positive electrode and a bus negative electrode; The bus positive pole is connected to the main incoming line simulation switch circuit and the standby incoming line simulation switch circuit through an incoming line switch, and the bus negative pole is connected to the main incoming line simulation switch circuit and the standby incoming line simulation switch circuit through an incoming line switch.

[0008] As a further limitation of the technical solution of the present invention, the main incoming line simulation switch circuit includes a main closing circuit breaker, a main closed position circuit breaker, a main opening relay, a main closing button SH, a main opening button SF and a main opening self-locking relay; One end of the main closing circuit breaker coil KM1 is connected to the negative pole of the busbar through the resistor R1, and the other end of the main closing circuit breaker coil KM1 is connected to the positive pole of the busbar through the first normally closed contact KM2-1 of the main opening relay and the first normally open contact KM1-1 of the main closing relay in sequence, one end of the main closing button SH is connected to the positive pole of the busbar, and the other end of the main closing button SH is connected to the negative pole of the busbar through the closing indicator HD, and the two ends of the closing indicator HD are connected in parallel with the resistor R2, and the connection point of the first normally closed contact KM2-1 of the main opening relay and the first normally open contact KM1-1 of the main closing relay is also connected to the negative pole of the busbar through the closing indicator HD; One end of the main closed position circuit breaker coil KKJ1 is connected to the negative pole of the busbar through the resistor R3, and the other end of the main closed position circuit breaker coil KKJ1 is connected to the positive pole of the busbar through the first normally closed contact KM3-1 of the main opening self-locking relay and the main closing button SH in sequence, and the connection point between the normally closed contact KM3-1 of the main opening self-locking relay and the main closing button SH is also connected to the positive pole of the busbar through the normally open contact KKJ1-1 of the main closed position circuit breaker; one end of the second normally closed contact KM1-4 of the main closing circuit breaker is connected to the positive pole of the busbar, and the other end of the second normally closed contact KM1-4 of the main closing circuit breaker is connected to the negative pole of the busbar through the opening indicator light; One end of the main opening circuit breaker coil KM2 is connected to the negative pole of the busbar through the resistor R5, and the other end of the main opening circuit breaker coil KM2 is connected to the positive pole of the busbar through the second normally open contact KM1-2 of the main closing relay and the first normally closed contact KM1-3 of the main closing relay in turn. The connection point of the second normally open contact KM1-2 of the main closing relay and the first normally closed contact KM1-3 of the main closing relay is connected to the positive pole of the busbar through the main opening button SF. One end of the main opening self-locking circuit breaker coil KM3 is connected to the negative pole of the busbar through the resistor R6, and the other end of the main opening self-locking relay coil KM3 is connected to the positive pole of the busbar through the main opening button SF. ; One end of the third normally closed contact KM1-5 of the main closing relay is connected to the positive pole of the bus, and the other end of the third normally closed contact KM1-5 of the main closing relay is connected to the standby automatic transfer device to be debugged through the second normally closed contact KM2-2 of the main opening relay; one end of the normally open contact KKJ1-1 of the main closed position circuit breaker is connected to the positive pole of the bus, and the other end of the normally open contact KKJ1-1 of the main closed position circuit breaker is connected to the standby automatic transfer device to be debugged; one end of the normally open contact KM3-2 of the main opening self-locking relay is connected to the positive pole of the bus, and the other end of the normally open contact KM3-2 of the main opening self-locking relay is connected to the standby automatic transfer device to be debugged.

[0009] The standby incoming line simulation switch circuit includes a standby closing circuit breaker, a standby closed position circuit breaker, a standby opening relay, a standby closing button, a standby opening button and a standby opening self-locking relay; One end of the standby closing circuit breaker coil is connected to the negative pole of the busbar, the other end of the standby closing circuit breaker coil is connected to the positive pole of the busbar through the first normally closed contact of the standby opening relay and the first normally open contact of the standby closing relay in sequence, one end of the standby closing button is connected to the positive pole of the busbar, the other end of the standby closing button is connected to the negative pole of the busbar through the closing indicator light, and the connection point of the first normally closed contact of the standby opening relay and the first normally open contact of the standby closing relay is also connected to the negative pole of the busbar through the closing indicator light; One end of the standby closed position circuit breaker coil is connected to the negative pole of the busbar, and the other end of the standby closed position circuit breaker coil is connected to the positive pole of the busbar through the first normally closed contact of the standby opening self-locking relay and the standby closing button in sequence, and the connection point of the normally closed contact of the standby opening self-locking relay and the standby closing button is also connected to the positive pole of the busbar through the normally open contact of the standby closed position circuit breaker; one end of the second normally closed contact of the standby closing circuit breaker is connected to the positive pole of the busbar, and the other end of the second normally closed contact of the standby closing circuit breaker is connected to the negative pole of the busbar through the opening indicator light; One end of the standby opening circuit breaker coil is connected to the negative pole of the busbar, and the other end of the standby opening circuit breaker coil is connected to the positive pole of the busbar through the second normally open contact of the standby closing relay and the first normally closed contact of the standby closing relay in sequence, and the connection point of the second normally open contact of the standby closing relay and the first normally closed contact of the standby closing relay is connected to the positive pole of the busbar through the standby opening button, one end of the standby opening self-locking relay coil is connected to the negative pole of the busbar, and the other end of the standby opening self-locking relay coil is connected to the positive pole of the busbar through the standby opening button; the standby closing One end of the third normally closed contact of the closing relay is connected to the positive pole of the busbar, and the other end of the third normally closed contact of the standby closing relay is connected to the standby automatic transfer device to be debugged through the second normally closed contact of the standby opening relay; one end of the normally open contact of the standby closed position circuit breaker is connected to the positive pole of the busbar, and the other end of the normally open contact of the standby closed position circuit breaker is connected to the standby automatic transfer device to be debugged; one end of the normally open contact of the standby opening self-locking relay is connected to the positive pole of the busbar, and the other end of the normally open contact of the standby opening self-locking relay is connected to the standby automatic transfer device to be debugged.

[0010] As a further limitation of the technical solution of the present invention, the device also includes a box, and the main controller and the main incoming line analog switch circuit and the standby incoming line analog switch circuit are respectively arranged in the box; a power supply module is also arranged in the box; A power switch and a charging interface are also provided on the side of the box. The main incoming line analog switch circuit and the backup incoming line analog switch circuit are connected to the power module through the power switch; the charging socket is connected to the power module.

[0011] As a further limitation of the technical solution of the present invention, the opening indicator light and the closing indicator light are arranged on the box body.

[0012] As a further limitation of the technical solution of the present invention, the power module is connected to the first output terminal and the second output terminal via a power switch; The first output terminal of the power supply module outputs the first power supply, and the first output terminal is also connected to the power supply terminal of the main controller through the voltage conversion module; The second output end of the power module is connected to the main incoming line analog switch circuit and the standby incoming line analog switch circuit through a power control loop; The power control loop includes a control relay and a MOS tube. The first end of the coil of the control relay is connected to the first power supply through a resistor, the second end of the coil of the control relay is connected to the drain of the MOS tube, the source of the MOS tube is grounded, the gate of the MOS tube is connected to the power control end of the main controller, the gate of the MOS tube is grounded through a resistor, the first end of the coil of the control relay is also grounded through a capacitor, and the second output end of the power module outputs voltage to the bus of the main incoming line analog switch circuit and the standby incoming line analog switch circuit through the normally open switch of the control relay.

[0013] When the power control terminal of the main controller outputs a high level, the control relay coil is energized, the normally open switch is closed, and the simulated circuit breaker device is powered on. When the power control terminal of the main controller outputs a low level, the control relay coil loses power, the normally open switch is opened, and the simulated circuit breaker device is powered off.

[0014] In a second aspect, the technical solution of the present invention further provides a standby automatic switching debugging system based on a simulated circuit breaker device, the system comprising a standby automatic switching device, a control device and the simulated circuit breaker device as described in the first aspect; The control device is connected to the simulated circuit breaker device, and the simulated circuit breaker device is connected to the standby automatic switching device; The system also includes a human-computer interaction module, which is connected to the control device.

[0015] As a further limitation of the technical solution of the present invention, the system also includes a host computer, which is connected to the control device, receives debugging data of the standby automatic start-up debugging system, analyzes and processes the debugging data, and then saves it.

[0016] It can be seen from the above technical solutions that the present invention has the following advantages: the simulated circuit breaker device of the present invention can simulate the operation process of a real circuit breaker through the main controller, the main incoming line simulated switch circuit and the standby incoming line simulated switch circuit, without using a real circuit breaker, thereby greatly improving the efficiency of standby automatic commissioning. Since there is no need to use a real circuit breaker, safety accidents that may be caused by misoperation during the debugging process are avoided, and the safety of the debugging process is significantly improved. Using a simulated circuit breaker device for debugging can avoid wear and tear of the real circuit breaker during the debugging process and extend its service life.

[0017] The simulated circuit breaker device of the present invention also includes a voltage isolation comparison module, which can ensure that the main controller will output a control signal only when specific conditions are met by comparing the opening input signal and the closing input signal with the reference voltage, thereby improving the flexibility and accuracy of the simulation operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 is a schematic block diagram of an apparatus according to an embodiment of the present invention.

[0020] Figure 2 4 is a circuit connection diagram of a simulated circuit breaker in an embodiment of the present invention.

[0021] Figure 3 It is a schematic block diagram of a system provided by an embodiment of the present invention. DETAILED DESCRIPTION

[0022] In order to enable those skilled in the art to better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present invention.

[0023] like Figure 1 As shown, an embodiment of the present invention provides a simulated circuit breaker device for standby automatic commissioning, including a main controller, a main incoming line simulated switch circuit and a standby incoming line simulated switch circuit; The main controller is connected to the main incoming line analog switch circuit and the standby incoming line analog switch circuit respectively; The main incoming line simulation switch circuit and the standby incoming line simulation switch circuit are respectively connected to the standby automatic switching device to be debugged; The main controller receives the switch-off input signal and outputs a trip control signal to the main incoming line simulation switch circuit or the standby incoming line simulation switch circuit; The main controller receives a closing input signal and outputs a closing control signal to a standby incoming line simulation switch circuit or a main incoming line simulation switch circuit; The main incoming line analog switch circuit and the standby incoming line analog switch circuit respectively perform analog switch operations according to the control signal of the main controller.

[0024] In some embodiments, a voltage isolation comparison module is further included, and the opening input signal and the closing input signal are respectively connected to the main controller through the voltage isolation comparison module; the voltage isolation comparison module is connected to the closing reference voltage output module and the opening reference voltage output module; The opening input signal is input into the main controller after the opening reference voltage of the input voltage isolation comparison module is compared to meet the conditions, so that the main controller controls the on and off of the corresponding main incoming line analog switch circuit or the standby incoming line analog switch circuit according to the opening input signal; The closing input signal is input into the main controller after the closing reference voltage of the input voltage isolation comparison module is compared to meet the conditions, so that the main controller controls the on and off of the corresponding standby incoming line analog switch circuit or the main incoming line analog switch circuit according to the closing input signal.

[0025] In some embodiments, the device includes a power bus, wherein the power bus includes a bus positive electrode and a bus negative electrode; The bus positive pole is connected to the main incoming line simulation switch circuit and the standby incoming line simulation switch circuit through an incoming line switch, and the bus negative pole is connected to the main incoming line simulation switch circuit and the standby incoming line simulation switch circuit through an incoming line switch.

[0026] In some embodiments, Figure 2 As shown, the main incoming line simulation switch circuit includes a main closing circuit breaker, a main closed position circuit breaker, a main opening relay, a main closing button SH, a main opening button SF and a main opening self-locking relay; One end of the main closing circuit breaker coil KM1 is connected to the negative pole of the busbar through the resistor R1, and the other end of the main closing circuit breaker coil KM1 is connected to the positive pole of the busbar through the first normally closed contact KM2-1 of the main opening relay and the first normally open contact KM1-1 of the main closing relay in sequence, one end of the main closing button SH is connected to the positive pole of the busbar, and the other end of the main closing button SH is connected to the negative pole of the busbar through the closing indicator HD, and the two ends of the closing indicator HD are connected in parallel with the resistor R2, and the connection point of the first normally closed contact KM2-1 of the main opening relay and the first normally open contact KM1-1 of the main closing relay is also connected to the negative pole of the busbar through the closing indicator HD; One end of the main closed position circuit breaker coil KKJ1 is connected to the negative pole of the busbar through the resistor R3, and the other end of the main closed position circuit breaker coil KKJ1 is connected to the positive pole of the busbar through the first normally closed contact KM3-1 of the main opening self-locking relay and the main closing button SH in sequence, and the connection point between the normally closed contact KM3-1 of the main opening self-locking relay and the main closing button SH is also connected to the positive pole of the busbar through the normally open contact KKJ1-1 of the main closed position circuit breaker; one end of the second normally closed contact KM1-4 of the main closing circuit breaker is connected to the positive pole of the busbar, and the other end of the second normally closed contact KM1-4 of the main closing circuit breaker is connected to the negative pole of the busbar through the opening indicator light; One end of the main opening circuit breaker coil KM2 is connected to the negative pole of the busbar through the resistor R5, and the other end of the main opening circuit breaker coil KM2 is connected to the positive pole of the busbar through the second normally open contact KM1-2 of the main closing relay and the first normally closed contact KM1-3 of the main closing relay in turn. The connection point of the second normally open contact KM1-2 of the main closing relay and the first normally closed contact KM1-3 of the main closing relay is connected to the positive pole of the busbar through the main opening button SF. One end of the main opening self-locking circuit breaker coil KM3 is connected to the negative pole of the busbar through the resistor R6, and the other end of the main opening self-locking relay coil KM3 is connected to the positive pole of the busbar through the main opening button SF. ; One end of the third normally closed contact KM1-5 of the main closing relay is connected to the positive pole of the bus, and the other end of the third normally closed contact KM1-5 of the main closing relay is connected to the standby automatic transfer device to be debugged through the second normally closed contact KM2-2 of the main opening relay; one end of the normally open contact KKJ1-1 of the main closed position circuit breaker is connected to the positive pole of the bus, and the other end of the normally open contact KKJ1-1 of the main closed position circuit breaker is connected to the standby automatic transfer device to be debugged; one end of the normally open contact KM3-2 of the main opening self-locking relay is connected to the positive pole of the bus, and the other end of the normally open contact KM3-2 of the main opening self-locking relay is connected to the standby automatic transfer device to be debugged.

[0027] After the device is powered on, the main closing button and the main opening button do not operate. At this time, the main closing relay coil KM1 is not energized and the device is in the opening position; specifically, the third normally closed contact KM1-5 of the main closing relay and the second normally closed contact KM2-2 of the main opening relay are both in a closed state, and an opening signal is sent to the standby automatic switching device through the third normally closed contact KM1-5 of the main closing relay and the second normally closed contact KM2-2 of the main opening relay in a closed state; After closing the main closing button SH, the main closing relay coil KM1 is energized through the first normally closed contact of the main opening relay, the first normally open contact KM1-1 of the main closing relay is closed, the first normally closed contact KM1-3 of the main closing relay is disconnected, and the second normally open contact KM1-2 of the main closing relay is closed, and the device is in the closed position; at the same time, the main closing position relay coil KKJ1 is energized, and the normally open contact KKJ1-1 of the main closing position relay is closed, and the closing signal is sent to the standby automatic transfer device through the main closing position relay in the closed state. At this time, the closing indicator light is lit through the closed first normally open contact KM1-1 of the main closing relay.

[0028] After the main opening button SF is closed, at this time, the second normally open contact KM1-2 of the main closing relay is closed, the main opening relay coil KM2 is energized, and the first normally closed contact KM2-1 of the main opening relay is disconnected, causing the main closing relay coil KM1 to lose power. At this time, the third normally closed contact KM1-5 of the main closing relay is closed, the first normally closed contact KM1-3 of the main closing relay is closed, the second normally closed contact KM1-4 of the main closing relay is closed, and the second normally open contact KM1-2 of the main closing relay is disconnected, causing the main opening relay coil KM2 to lose power. The second normally closed contact KM2-2 of the main opening relay is closed, and the device is in the opening position. The opening signal is sent to the standby automatic transfer device through the closed third normally closed contact KM1-5 of the main closing relay and the second normally closed contact KM2-2 of the main opening relay, and the opening indicator light is lit through the closed second normally closed contact KM1-4 of the main closing relay. The resistors connected in parallel with the opening indicator light and the closing indicator light are used for current division, and the resistors connected in series with each relay coil are used for voltage division.

[0029] After the main opening button SF is closed, the main opening self-locking relay coil KM3 is energized, and the normally closed contact KM3-1 of the main opening self-locking relay is disconnected, causing the main closed position relay coil KKJ1 to lose power, and the normally open contact KM3-2 of the main opening self-locking relay is closed. Since the normally open contact KM3-2 of the main opening self-locking relay is connected to the standby automatic transfer device, a self-locking signal is sent to the standby automatic transfer device through the normally open contact KM3-2 of the main opening self-locking relay in the closed state.

[0030] The standby incoming line simulation switch circuit includes a standby closing circuit breaker, a standby closed position circuit breaker, a standby opening relay, a standby closing button, a standby opening button and a standby opening self-locking relay; the connection mode of the standby incoming line simulation switch circuit is the same as that of the main incoming line simulation switch circuit; specifically, it includes: one end of the standby closing circuit breaker coil is connected to the negative pole of the bus, the other end of the standby closing circuit breaker coil is connected to the positive pole of the bus through the first normally closed contact of the standby opening relay and the first normally open contact of the standby closing relay in sequence, one end of the standby closing button is connected to the positive pole of the bus, the other end of the standby closing button is connected to the negative pole of the bus through the closing indicator light, and the connection point of the first normally closed contact of the standby opening relay and the first normally open contact of the standby closing relay is also connected to the negative pole of the bus through the closing indicator light; One end of the standby closed position circuit breaker coil is connected to the negative pole of the busbar, and the other end of the standby closed position circuit breaker coil is connected to the positive pole of the busbar through the first normally closed contact of the standby opening self-locking relay and the standby closing button in sequence, and the connection point of the normally closed contact of the standby opening self-locking relay and the standby closing button is also connected to the positive pole of the busbar through the normally open contact of the standby closed position circuit breaker; one end of the second normally closed contact of the standby closing circuit breaker is connected to the positive pole of the busbar, and the other end of the second normally closed contact of the standby closing circuit breaker is connected to the negative pole of the busbar through the opening indicator light; a resistor R4 is connected in parallel at both ends of the opening indicator light; One end of the standby opening circuit breaker coil is connected to the negative pole of the busbar, and the other end of the standby opening circuit breaker coil is connected to the positive pole of the busbar through the second normally open contact of the standby closing relay and the first normally closed contact of the standby closing relay in sequence, and the connection point of the second normally open contact of the standby closing relay and the first normally closed contact of the standby closing relay is connected to the positive pole of the busbar through the standby opening button, one end of the standby opening self-locking relay coil is connected to the negative pole of the busbar, and the other end of the standby opening self-locking relay coil is connected to the positive pole of the busbar through the standby opening button; the standby closing One end of the third normally closed contact of the closing relay is connected to the positive pole of the busbar, and the other end of the third normally closed contact of the standby closing relay is connected to the standby automatic transfer device to be debugged through the second normally closed contact of the standby opening relay; one end of the normally open contact of the standby closed position circuit breaker is connected to the positive pole of the busbar, and the other end of the normally open contact of the standby closed position circuit breaker is connected to the standby automatic transfer device to be debugged; one end of the normally open contact of the standby opening self-locking relay is connected to the positive pole of the busbar, and the other end of the normally open contact of the standby opening self-locking relay is connected to the standby automatic transfer device to be debugged.

[0031] In some embodiments, the device further comprises a box, wherein the main controller and the main incoming line analog switch circuit and the standby incoming line analog switch circuit are respectively arranged in the box; a power supply module is also arranged in the box; A power switch and a charging interface are also provided on the side of the box. The main incoming line analog switch circuit and the backup incoming line analog switch circuit are connected to the power module through the power switch; the charging socket is connected to the power module.

[0032] In some embodiments, the opening indicator light and the closing indicator light are arranged on the box body.

[0033] As a further limitation of the technical solution of the present invention, the power module is connected to the first output terminal and the second output terminal via a power switch; The first output terminal of the power supply module outputs the first power supply, and the first output terminal is also connected to the power supply terminal of the main controller through the voltage conversion module; The second output end of the power module is connected to the main incoming line analog switch circuit and the standby incoming line analog switch circuit through a power control loop; The power control loop includes a control relay and a MOS tube. The first end of the coil of the control relay is connected to the first power supply through a resistor, the second end of the coil of the control relay is connected to the drain of the MOS tube, the source of the MOS tube is grounded, the gate of the MOS tube is connected to the power control end of the main controller, the gate of the MOS tube is grounded through a resistor, the first end of the coil of the control relay is also grounded through a capacitor, and the second output end of the power module outputs voltage to the bus of the main incoming line analog switch circuit and the standby incoming line analog switch circuit through the normally open switch of the control relay.

[0034] When the power control terminal of the main controller outputs a high level, the control relay coil is energized, the normally open switch is closed, and the simulated circuit breaker device is powered on. When the power control terminal of the main controller outputs a low level, the control relay coil loses power, the normally open switch is opened, and the simulated circuit breaker device is powered off.

[0035] like Figure 3 As shown, an embodiment of the present invention provides a standby automatic switching debugging system based on a simulated circuit breaker device, the system comprising a standby automatic switching device, a control device and the simulated circuit breaker device as described in the first aspect; The control device is connected to the simulated circuit breaker device, and the simulated circuit breaker device is connected to the standby automatic switching device; The system also includes a human-computer interaction module, which is connected to the control device.

[0036] The system also includes a host computer, which is connected to the control device, receives the debugging data of the standby automatic commissioning system, analyzes and processes the debugging data, and then saves it.

[0037] Although the present invention has been described in detail with reference to the accompanying drawings and in combination with the preferred embodiments, the present invention is not limited thereto. Without departing from the spirit and essence of the present invention, a person of ordinary skill in the art may make various equivalent modifications or substitutions to the embodiments of the present invention, and these modifications or substitutions shall be within the scope of the present invention. Any person of ordinary skill in the art may easily think of changes or substitutions within the technical scope disclosed by the present invention, and these shall be within the scope of protection of the present invention.

Claims

1. A simulated circuit breaker device for standby automatic commissioning, characterized in that: It includes a main controller, a main incoming line simulation switch circuit and a standby incoming line simulation switch circuit; The main controller is connected to the main incoming line analog switch circuit and the standby incoming line analog switch circuit respectively; the main incoming line analog switch circuit and the standby incoming line analog switch circuit are connected to the standby automatic switching device to be debugged respectively; The main controller receives the opening input signal and outputs the jump control signal to the main incoming line simulation switch circuit or the standby incoming line simulation switch circuit; the main controller receives the closing input signal and outputs the closing control signal to the standby incoming line simulation switch circuit or the main incoming line simulation switch circuit; The main incoming line analog switch circuit and the standby incoming line analog switch circuit respectively perform analog switch operations according to the control signal of the main controller.

2. The simulated circuit breaker device for standby automatic commissioning according to claim 1 is characterized in that: It also includes a voltage isolation comparison module, through which the opening input signal and the closing input signal are respectively connected to the main controller; the voltage isolation comparison module is connected to the closing reference voltage output module and the opening reference voltage output module; The opening input signal is input into the main controller after the opening reference voltage of the input voltage isolation comparison module is compared to meet the conditions, so that the main controller controls the on and off of the corresponding main incoming line analog switch circuit or the standby incoming line analog switch circuit according to the opening input signal; The closing input signal is input into the main controller after the closing reference voltage of the input voltage isolation comparison module is compared to meet the conditions, so that the main controller controls the on and off of the corresponding standby incoming line analog switch circuit or the main incoming line analog switch circuit according to the closing input signal.

3. The simulated circuit breaker device for standby automatic commissioning according to claim 2 is characterized in that: The device comprises a power bus, wherein the power bus comprises a bus positive electrode and a bus negative electrode; The bus positive pole is connected to the main incoming line simulation switch circuit and the standby incoming line simulation switch circuit through an incoming line switch, and the bus negative pole is connected to the main incoming line simulation switch circuit and the standby incoming line simulation switch circuit through an incoming line switch.

4. The simulated circuit breaker device for standby automatic commissioning according to claim 3 is characterized in that: The main incoming line simulation switch circuit includes a main closing circuit breaker, a main closed position circuit breaker, a main opening relay, a main closing button SH, a main opening button SF and a main opening self-locking relay; One end of the main closing circuit breaker coil KM1 is connected to the negative pole of the busbar through the resistor R1, and the other end of the main closing circuit breaker coil KM1 is connected to the positive pole of the busbar through the first normally closed contact KM2-1 of the main opening relay and the first normally open contact KM1-1 of the main closing relay in sequence, one end of the main closing button SH is connected to the positive pole of the busbar, and the other end of the main closing button SH is connected to the negative pole of the busbar through the closing indicator HD, and the two ends of the closing indicator HD are connected in parallel with the resistor R2, and the two ends of the closing indicator HD are connected in parallel with the resistor R2; the connection point of the first normally closed contact KM2-1 of the main opening relay and the first normally open contact KM1-1 of the main closing relay is also connected to the negative pole of the busbar through the closing indicator HD; One end of the main closed position circuit breaker coil KKJ1 is connected to the negative pole of the busbar through the resistor R3, and the other end of the main closed position circuit breaker coil KKJ1 is connected to the positive pole of the busbar through the first normally closed contact KM3-1 of the main opening self-locking relay and the main closing button SH in turn, and the connection point between the normally closed contact KM3-1 of the main opening self-locking relay and the main closing button SH is also connected to the positive pole of the busbar through the normally open contact KKJ1-1 of the main closed position circuit breaker; one end of the second normally closed contact KM1-4 of the main closing circuit breaker is connected to the positive pole of the busbar, and the other end of the second normally closed contact KM1-4 of the main closing circuit breaker is connected to the negative pole of the busbar through the opening indicator light; resistor R4 is connected in parallel at both ends of the opening indicator light; One end of the main opening circuit breaker coil KM2 is connected to the negative pole of the busbar through the resistor R5, and the other end of the main opening circuit breaker coil KM2 is connected to the positive pole of the busbar through the second normally open contact KM1-2 of the main closing relay and the first normally closed contact KM1-3 of the main closing relay in sequence, and the connection point of the second normally open contact KM1-2 of the main closing relay and the first normally closed contact KM1-3 of the main closing relay is connected to the positive pole of the busbar through the main opening button SF; One end of the main opening self-locking circuit breaker coil KM3 is connected to the negative pole of the bus through the resistor R6, and the other end of the main opening self-locking relay coil KM3 is connected to the positive pole of the bus through the main opening button SF; one end of the third normally closed contact KM1-5 of the main closing relay is connected to the positive pole of the bus, and the other end of the third normally closed contact KM1-5 of the main closing relay is connected to the standby automatic transfer device to be debugged through the second normally closed contact KM2-2 of the main opening relay; one end of the normally open contact KKJ1-1 of the main closed position circuit breaker is connected to the positive pole of the bus, and the other end of the normally open contact KKJ1-1 of the main closed position circuit breaker is connected to the standby automatic transfer device to be debugged; one end of the normally open contact KM3-2 of the main opening self-locking relay is connected to the positive pole of the bus, and the other end of the normally open contact KM3-2 of the main opening self-locking relay is connected to the standby automatic transfer device to be debugged.

5. The simulated circuit breaker device for standby automatic commissioning according to claim 4 is characterized in that: The standby incoming line simulation switch circuit includes a standby closing circuit breaker, a standby closed position circuit breaker, a standby opening relay, a standby closing button, a standby opening button and a standby opening self-locking relay; One end of the standby closing circuit breaker coil is connected to the negative pole of the busbar, the other end of the standby closing circuit breaker coil is connected to the positive pole of the busbar through the first normally closed contact of the standby opening relay and the first normally open contact of the standby closing relay in sequence, one end of the standby closing button is connected to the positive pole of the busbar, the other end of the standby closing button is connected to the negative pole of the busbar through the closing indicator light, and the connection point of the first normally closed contact of the standby opening relay and the first normally open contact of the standby closing relay is also connected to the negative pole of the busbar through the closing indicator light; One end of the standby closed position circuit breaker coil is connected to the negative pole of the busbar, and the other end of the standby closed position circuit breaker coil is connected to the positive pole of the busbar through the first normally closed contact of the standby opening self-locking relay and the standby closing button in sequence, and the connection point of the normally closed contact of the standby opening self-locking relay and the standby closing button is also connected to the positive pole of the busbar through the normally open contact of the standby closed position circuit breaker; one end of the second normally closed contact of the standby closing circuit breaker is connected to the positive pole of the busbar, and the other end of the second normally closed contact of the standby closing circuit breaker is connected to the negative pole of the busbar through the opening indicator light; a resistor is connected in parallel at both ends of the opening indicator light; One end of the standby opening circuit breaker coil is connected to the negative pole of the busbar, and the other end of the standby opening circuit breaker coil is connected to the positive pole of the busbar through the second normally open contact of the standby closing relay and the first normally closed contact of the standby closing relay in sequence, and the connection point of the second normally open contact of the standby closing relay and the first normally closed contact of the standby closing relay is connected to the positive pole of the busbar through the standby opening button, one end of the standby opening self-locking relay coil is connected to the negative pole of the busbar, and the other end of the standby opening self-locking relay coil is connected to the positive pole of the busbar through the standby opening button; one end of the third normally closed contact of the standby closing relay is connected to the positive pole of the busbar, and the other end of the third normally closed contact of the standby closing relay is connected to the standby automatic transfer device to be debugged through the second normally closed contact of the standby opening relay; One end of the normally open contact of the standby closed position circuit breaker is connected to the positive pole of the busbar, and the other end of the normally open contact of the standby closed position circuit breaker is connected to the standby automatic switching device to be debugged; One end of the normally open contact of the standby opening self-locking relay is connected to the positive pole of the busbar, and the other end of the normally open contact of the standby opening self-locking relay is connected to the standby automatic switching device to be debugged.

6. The simulated circuit breaker device for standby automatic commissioning according to claim 2 is characterized in that: The device also includes a box, in which the main controller and the main incoming line analog switch circuit and the standby incoming line analog switch circuit are respectively arranged; a power supply module is also arranged in the box; A power switch and a charging interface are also provided on the side of the box. The main incoming line analog switch circuit and the backup incoming line analog switch circuit are connected to the power module through the power switch; the charging socket is connected to the power module.

7. The simulated circuit breaker device for standby automatic commissioning according to claim 5 is characterized in that: The opening indicator light and the closing indicator light are arranged on the box body.

8. The simulated circuit breaker device for standby automatic commissioning according to claim 7 is characterized in that: The power module is connected with a first output terminal and a second output terminal through a power switch; The first output terminal of the power supply module outputs the first power supply, and the first output terminal is also connected to the power supply terminal of the main controller through the voltage conversion module; The second output end of the power module is connected to the main incoming line analog switch circuit and the standby incoming line analog switch circuit through a power control loop; The power control loop includes a control relay and a MOS tube. The first end of the coil of the control relay is connected to the first power supply through a resistor, the second end of the coil of the control relay is connected to the drain of the MOS tube, the source of the MOS tube is grounded, the gate of the MOS tube is connected to the power control end of the main controller, the gate of the MOS tube is grounded through a resistor, the first end of the coil of the control relay is also grounded through a capacitor, and the second output end of the power module outputs voltage to the bus of the main incoming line analog switch circuit and the standby incoming line analog switch circuit through the normally open switch of the control relay. When the power control terminal of the main controller outputs a high level, the control relay coil is energized, the normally open switch is closed, and the simulated circuit breaker device is powered on. When the power control terminal of the main controller outputs a low level, the control relay coil loses power, the normally open switch is opened, and the simulated circuit breaker device is powered off.

9. A backup automatic switching debugging system based on a simulated circuit breaker device, characterized in that: The system comprises a standby automatic switching device, a control device and a simulated circuit breaker device according to any one of claims 1 to 8; The control device is connected to the simulated circuit breaker device, and the simulated circuit breaker device is connected to the standby automatic switching device; The system also includes a human-computer interaction module, which is connected to the control device.

10. The automatic switching debugging system based on the simulated circuit breaker device according to claim 9, characterized in that: The system also includes a host computer, which is connected to the control device, receives the debugging data of the standby automatic commissioning system, analyzes and processes the debugging data, and then saves it.

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