CN112345960A - Scene-type spare power automatic switching logic verification system and method - Google Patents
Scene-type spare power automatic switching logic verification system and method Download PDFInfo
- Publication number
- CN112345960A CN112345960A CN202011070323.XA CN202011070323A CN112345960A CN 112345960 A CN112345960 A CN 112345960A CN 202011070323 A CN202011070323 A CN 202011070323A CN 112345960 A CN112345960 A CN 112345960A
- Authority
- CN
- China
- Prior art keywords
- automatic switching
- power automatic
- logic
- module
- test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
- G01R31/42—AC power supplies
Abstract
The invention relates to the technical field of spare power automatic switching verification, and discloses a scene type spare power automatic switching logic verification system and a scene type spare power automatic switching logic verification method, which comprise the following steps: s1: starting a spare power automatic switching test menu, wherein the test menu is a scene type spare power automatic switching logic check menu, a voltage current and state sequence; s2: selecting a spare power automatic switching logic mode; s3: connecting a hardware loop, selecting a working mode corresponding to the hardware loop, and connecting a test loop of the backup power automatic switching protection; s4: starting the test; s5: and comparing the test result with the protected action logic and the fixed value. Compared with the prior art, the invention can perform simulation test on the standby power supply loop with various wiring modes of the power system, thereby verifying the action accuracy of the backup automatic switching device and overcoming the defects of complicated test method, complicated test wiring, poor test flexibility, unsatisfactory test effect and the like of the conventional test method.
Description
Technical Field
The invention relates to the technical field of spare power automatic switching verification, in particular to a scene type spare power automatic switching logic verification system and a scene type spare power automatic switching logic verification method.
Background
The automatic throw-in device of the standby power supply is an automatic device which can automatically and rapidly throw the standby power supply into work or switch a user to the standby power supply after the working power supply is disconnected due to faults, so that the user is prevented from being powered off. The reliable power supply of the power system can not leave the automatic standby power supply switching device, and the automatic standby power supply switching device needs effective inspection means to ensure the stability and reliability of the automatic standby power supply switching device and meet the actual operation requirements under various main wiring modes.
The original spare power automatic switching tester adopts a menu type operation interface, the interface content is complex, field operators cannot visually carry out logic verification from the perspective of the spare power automatic switching principle, the working difficulty of newly engaged secondary professional maintainers is high, errors are easy to occur in the testing process, and the verification time is long, so that the scene type man-machine interaction interface and the functions thereof need to be improved.
Disclosure of Invention
The purpose of the invention is as follows: aiming at the defects of the prior art, the invention provides a scene type spare power automatic switching logic verification system and a scene type spare power automatic switching logic verification method, and mainly solves the problems that the existing interface content is complex, field operators cannot visually perform logic verification from the perspective of a spare power automatic switching principle, errors are easy to occur in a test process, and the verification time is long.
The technical scheme is as follows: the invention discloses a scene-type spare power automatic switching logic checking system and a checking method, which comprises the following steps:
s1: starting a spare power automatic switching test menu, wherein the test menu is a scene-type spare power automatic switching logic check menu, a voltage current and state sequence, and the scene-type spare power automatic switching logic check menu is started;
s2: selecting a logic mode of a spare power automatic switching action, wherein the logic mode comprises incoming line spare power automatic switching, transformer spare power automatic switching and bridge/subsection spare power automatic switching, simulating a field electric primary system diagram, and verifying protection logic by setting test parameters on the electric primary system diagram;
s3: connecting a hardware loop, selecting a working mode corresponding to the working mode according to the working mode of the actual on-site spare power automatic switching protection, and connecting the spare power automatic switching protection hardware loop;
s4: starting testing, setting testing parameters according to the spare power automatic switching connection loop, and dynamically simulating fault action logic corresponding to a spare power automatic switching action logic mode; testing a spare power automatic switching test item according to a spare power automatic switching protection constant value and fault action logic, controlling analog quantity, switching-in and switching-out, circuit breaker tripping and switching-on and position contacts, and finishing logic verification of spare power automatic switching protection;
s5: comparing the test result, comparing the test result with the protected action logic and fixed value, if the test result is consistent, the logic test result of the spare power automatic switching is qualified, and if the test result is inconsistent, the logic test result of the spare power automatic switching is unqualified;
s6: and displaying the result, and generating a test report according to the test parameters and the test result.
Furthermore, in the electrical primary system diagram in S2, the switching states of the simulated incoming line circuit breaker and the bus coupler circuit breaker, and the analog quantity states such as the voltage and current of each incoming line and bus may be set arbitrarily.
Furthermore, the hardware connected to the backup power automatic switching protection hardware loop in S3 includes 6 analog circuit breakers, 9-phase voltages and 4-phase currents, where the trip coils 1DL,2DL and 3DL share a common terminal, and the closing coils 1DL,2DL and 3DL share a common terminal; 4DL,5DL,6DL tripping coils share a common terminal, 4DL,5DL,6DL closing coils share a common terminal, Ua, Ub, Uc, Ux, Uy, Uz, U1, U2, U3 are 9-path voltage output ports, I1, I2, I3, I4 are inlet wire current output terminals, and the current common terminal and the voltage common terminal share.
Furthermore, the checking system comprises a power supply module, a digital interface module, a power amplifier module, an input quantity module, an output quantity module and an analog circuit breaker module, wherein the power supply module is in circuit connection with each module and supplies power to each module; the digital interface module is used for butting the connecting ports, and is provided with an industrial personal computer which is used for sending and receiving control instructions of the modules and testing whether the spare power automatic switching device can normally operate under different conditions; the input and output module tests the output of the backup power automatic switching protection, the output and output module tests the input and output of the backup power automatic switching protection, the power amplifier module comprises a voltage power amplifier module and a current power amplifier module, an industrial personal computer of the digital interface module sends a digital signal to the voltage and current power amplifier module, the industrial personal computer converts the digital signal into an analog signal through a built-in digital-to-analog converter and amplifies the analog signal, and the voltage and the current in the form of analog quantity are output; the tripping and closing coil loop of the analog circuit breaker module switches the on-off state of the analog circuit breaker through a direct current signal coming from an external power supply and feeds a position signal back to the industrial personal computer of the digital interface module in real time.
The system further comprises a human-computer interface module which completes operations such as parameter input, test start-stop control and the like through human-computer interaction; the digital interface module is provided for the human-computer interface module to call, the FPGA carries out processing control by acquiring instruction information of the human-computer interface module, and the read-write operation of bottom hardware of the tester is directly finished by adopting a PC104 bus mode, so that the digital signal generation of voltage and current is realized.
Furthermore, the input quantity module is used for acquiring an input switching quantity signal, the input quantity can be connected with an idle contact or a 0-250V electrified potential contact, and the position signal is fed back to the industrial personal computer of the digital interface module by acquiring a position signal of the spare power automatic switching protection device; the output module controls and outputs the switching value signal, and the output module controls and outputs the switching value signal through an industrial personal computer of the digital interface module;
further, the power supply module generates multiple sets of direct current power supply signals by performing AC-DC conversion on 220V alternating current voltage.
Has the advantages that:
1. the on-off state of the simulated incoming line circuit breaker and the bus-coupled circuit breaker can be set at will, and the analog quantity states such as the voltage and the current of each incoming line and each bus can be set, so that the field operation personnel can visually carry out logic verification on different test types and test states, the test thought of the field operation personnel is simplified, and the test difficulty is reduced.
2. The method can perform simulation tests on the standby power supply loop with various wiring modes of the power system, thereby verifying the accuracy of the action of the backup automatic switching device and overcoming the defects of complicated test method, complicated test wiring, poor test flexibility, unsatisfactory test effect and the like of the conventional test method.
3. The main machine is provided with an alternating current simulation channel which can meet the alternating current analog quantity sampling of the automatic backup power switching protection device, the switch-in and switch-out channel can meet the switch-in and switch-out of an electric signal of a comprehensive debugging system of the automatic backup power switching and measurement and control device, the simulation breaker tripping and switching-on and position contact channels can meet the requirements of the operation of a protection operation loop of the automatic backup power switching and the signal acquisition of the position contact, and the human-computer interface module can carry out human-computer conversation and can complete the testing of all automatic backup power switching protection functions.
4. The invention utilizes the human-computer interface module to select the test items, thereby facilitating the operation of the working personnel.
Drawings
Fig. 1 is a schematic diagram of a signal flow structure of a scene-based backup power automatic switching logic verification method according to the present invention;
fig. 2 is a system structure block diagram of a scene-type backup power automatic switching logic verification system according to the present invention;
fig. 3 is a schematic diagram of a wiring of a tester of a scene-type spare power automatic switching logic verification method according to the present invention;
fig. 4 is an electrical wiring diagram of a scene-type backup power automatic switching logic verification method according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1 to 4, a method for checking a scenario-based backup power automatic switching logic includes the following steps:
s1: and starting a spare power automatic switching test menu, wherein the test menu is a scene-type spare power automatic switching logic check menu, a voltage current and state sequence, and the scene-type spare power automatic switching logic check menu is started.
S2: and selecting a logic mode of the spare power automatic switching action, wherein the logic mode comprises incoming line spare power automatic switching, transformer spare power automatic switching and bridge/subsection spare power automatic switching, simulating a field electric primary system diagram, and verifying the protection logic by setting test parameters on the electric primary system diagram. The on-off state of the simulated incoming line circuit breaker and the bus-coupled circuit breaker and the analog quantity states of voltage and current of each incoming line and bus can be set arbitrarily in the electrical primary system diagram.
S3: and connecting the hardware loop, selecting a working mode corresponding to the working mode according to the working mode of the actual on-site spare power automatic switching protection, and connecting the spare power automatic switching protection hardware loop. The hardware connected with the spare power automatic switching protection hardware loop comprises 6 analog circuit breakers, 9 phase voltage and 4 phase current, wherein trip coils 1DL,2DL and 3DL share a common end, and closing coils 1DL,2DL and 3DL share a common end; 4DL,5DL,6DL tripping coils share a common terminal, 4DL,5DL,6DL closing coils share a common terminal, Ua, Ub, Uc, Ux, Uy, Uz, U1, U2, U3 are 9-path voltage output ports, I1, I2, I3, I4 are incoming line current output terminals, the current common terminal and the voltage common terminal share, and the main tester wiring schematic diagram is shown in figure 3.
S4: starting testing, setting testing parameters according to the spare power automatic switching connection loop, and dynamically simulating fault action logic corresponding to a spare power automatic switching action logic mode; testing a spare power automatic switching test item according to a spare power automatic switching protection constant value and fault action logic, controlling analog quantity, switching-in and switching-out, circuit breaker tripping and switching-on and position contacts, and finishing logic verification of spare power automatic switching protection;
s5: comparing the test result, comparing the test result with the protected action logic and fixed value, if the test result is consistent, the logic test result of the spare power automatic switching is qualified, and if the test result is inconsistent, the logic test result of the spare power automatic switching is unqualified;
s6: and displaying a result, generating a test report according to the test parameters and the test result, and displaying the test report through a display screen.
In order to realize the scene-type spare power automatic switching logic verification method, the scene-type spare power automatic switching logic verification method is established on a scene-type spare power automatic switching logic verification system, and the verification system mainly comprises a human-computer interface module, a power supply module, a digital interface module, a power amplification module, an input and output module and an analog circuit breaker module. The connection between the modules is shown in fig. 2.
The power supply module is connected with each module circuit to supply power to each module, and the power supply module generates a plurality of groups of direct current power supply signals of 5V, 12V and the like by converting 220V alternating current voltage through AC-DC (alternating current-direct current) and provides DC working voltage for all hardware modules in the device.
A human-computer interface module: through man-machine interaction, test information and instruction information are transmitted to an industrial personal computer of the digital interface module, so that the operations of parameter input, test start-stop control and the like are completed, and finally various logic test functions of the backup power automatic switching protection are realized.
The digital interface module is used for butt joint of each connecting port, an industrial personal computer is arranged in the digital interface module, and the industrial personal computer is used for sending and receiving control instructions, data processing and the like of each module, and testing whether the spare power automatic switching device can normally operate under different conditions. By acquiring the information of the human-computer interface module, processing and controlling the information by the FPGA and directly finishing the read-write operation of the bottom hardware of the tester by adopting a PC104 bus mode, the digital signal generation of the voltage and the current is realized.
The input quantity module is used for testing the output quantity of the backup power automatic switching protection and collecting input switching quantity signals, the input quantity can be connected with an idle contact and can also be connected with a 0-250V electrified potential contact, and the position signals are fed back to the industrial personal computer of the digital interface module through the position signals of the collecting protection device.
The output module tests the input of the backup power automatic switching protection and controls the signal output of the switching value through the industrial personal computer of the digital interface module.
A power amplifier module: the industrial personal computer of the digital interface module sends digital signals to the voltage and current power amplification modules, converts the digital signals into analog signals through a built-in digital-to-analog converter, amplifies the analog signals and outputs voltage and current in the form of analog quantity.
Simulating a circuit breaker module: the tripping and closing coil loop of the analog circuit breaker switches the on-off state of the analog circuit breaker through a direct current signal coming from an external power supply, and feeds a position signal back to an industrial personal computer of the digital interface module in real time to complete the logic function check of the backup power automatic switching protection.
The invention visually checks the protection logic by setting test parameters on the electrical primary system diagram, and can arbitrarily set the on-off states of simulated incoming line circuit breakers and bus-coupled circuit breakers and the analog quantity states of voltage and current of each incoming line and bus in the electrical primary system diagram.
Taking fig. 4 as an example, after the test is started, normal voltages of the incoming line 1, the incoming line 2, the I bus and the II bus are input according to the protection logic principle, and the 1HDL, 1DL and 3DL circuit breakers are closed. The backup power automatic switching protection device is in a normal operation state at the moment, and the protection device is in a charging state until charging is successful. At the moment, the interface manually cuts off the incoming line 1, I bus and II bus voltage, the backup power automatic switching protection acts at the moment, the circuit breakers 1HDL and 1DL are cut off, and the circuit breakers 2HDL and 2DL are switched on. The protection device detects that the incoming line 2, the I bus and the II bus recover normal voltage, and the test is finished.
And (3) a verification process:
the method comprises the steps of firstly starting a scene-type spare power automatic switching logic verification system, and selecting a spare power automatic switching mode corresponding to the scene-type spare power automatic switching logic verification system through a human-computer interface module according to a logic mode of actual spare power automatic switching protection on site. After selecting the corresponding spare power automatic switching test logic, the industrial personal computer in the digital interface module acquires instruction information of the human-computer interaction module, acquires a test interface stored in advance in the database according to a control instruction of the human-computer interface module, sends the test interface to the human-computer interaction interface, pops up a scene type spare power automatic switching logic verification system and a wiring schematic diagram of spare power automatic switching protection (shown in figure 3), and connects the scene type spare power automatic switching logic verification system and the spare power automatic switching protection according to the figure 3, namely, connects the power amplifier module, the output module, the input module and the analog circuit breaker module to the spare power automatic switching protection device. After the completion of wiring is confirmed, a control instruction of 'entering next step' is sent through the human-computer interface module, after the industrial personal computer of the data interface module obtains the instruction of entering the next step of the human-computer interface module, the human-computer interface module is controlled to call a device automatic power switching protection parameter interface (as shown in fig. 4), and a test is started according to the operation parameters shown in fig. 4.
The man-machine interface module feeds back parameters set by field testers to the industrial personal computer, the industrial personal computer analyzes the parameters and transmits the parameters to the power amplifier module, the power amplifier module outputs current and voltage to the automatic backup power switching protection device, meanwhile, the input amount, the output amount and position signals of the simulation circuit breaker are transmitted to the automatic backup power switching protection device through the output amount module, the input amount module and the simulation circuit breaker module, the normal operation state of the automatic backup power switching protection device is simulated until an operation lamp of the automatic backup power switching protection device which is successfully charged is on, and the automatic backup power switching protection device can normally work.
And then, setting a fault state through the human-computer interface module, transmitting a fault signal to the industrial personal computer through the human-computer interface module, analyzing the fault signal by the industrial personal computer, sending a command to the power amplifier module, the output module, the input module, the analog circuit breaker module and the like, transmitting the fault signal to the spare power automatic switching protection device, and waiting for receiving an action signal of the spare power automatic switching protection. If the backup power automatic switching protection transmits an action signal to a scene type backup power automatic switching logic verification system, the system transmits action conditions received by an input module and a simulation breaker module to an industrial personal computer, the industrial personal computer judges the received information and theoretical logic stored in a database in advance, judges whether the received information is consistent with the theoretical logic or not, and judges whether the received information is qualified if the received information is consistent with the theoretical logic; if the two are not consistent, the judgment is unqualified. And sending the test result to a database and storing the data, and ending the test.
In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A scene-type spare power automatic switching logic verification system and a verification method are characterized by comprising the following steps:
s1: starting a spare power automatic switching test menu, wherein the test menu is a scene-type spare power automatic switching logic check menu, a voltage current and state sequence, and the scene-type spare power automatic switching logic check menu is started;
s2: selecting a logic mode of a spare power automatic switching action, wherein the logic mode comprises incoming line spare power automatic switching, transformer spare power automatic switching and bridge/subsection spare power automatic switching, simulating a field electric primary system diagram, and verifying protection logic by setting test parameters on the electric primary system diagram;
s3: connecting a hardware loop, selecting a working mode corresponding to the working mode according to the working mode of the actual on-site spare power automatic switching protection, and connecting the spare power automatic switching protection hardware loop;
s4: starting testing, setting testing parameters according to the spare power automatic switching connection loop, and dynamically simulating fault action logic corresponding to a spare power automatic switching action logic mode; testing a spare power automatic switching test item according to a spare power automatic switching protection constant value and fault action logic, controlling analog quantity, switching-in and switching-out, circuit breaker tripping and switching-on and position contacts, and finishing logic verification of spare power automatic switching protection;
s5: comparing the test result, comparing the test result with the protected action logic and fixed value, if the test result is consistent, the logic test result of the spare power automatic switching is qualified, and if the test result is inconsistent, the logic test result of the spare power automatic switching is unqualified;
s6: and displaying the result, and generating a test report according to the test parameters and the test result.
2. The system and method for logic verification of a scenic backup power automatic switch according to claim 1, wherein the electrical primary system diagram in S2 can be arbitrarily set with analog input/output states of an analog input/output circuit breaker and a bus-tie circuit breaker, and analog quantity states such as voltage and current of each input/output line and bus.
3. The system and the method for checking the logic of the scenic backup automatic switching device according to claim 1, wherein the hardware connected to the backup automatic switching device protection hardware loop in S3 includes 6 analog breakers, 9-phase voltages and 4-phase currents, wherein trip coils 1DL,2DL and 3DL share a common terminal, and closing coils 1DL,2DL and 3DL share a common terminal; 4DL,5DL,6DL tripping coils share a common terminal, 4DL,5DL,6DL closing coils share a common terminal, Ua, Ub, Uc, Ux, Uy, Uz, U1, U2, U3 are 9-path voltage output ports, I1, I2, I3, I4 are inlet wire current output terminals, and the current common terminal and the voltage common terminal share.
4. The system and the method for checking the logic of the scenic backup power automatic switching device according to claim 1, wherein the checking system comprises a power module, a digital interface module, a power amplifier module, an input module, an output module and an analog breaker module, the power module is connected with each module through a circuit and supplies power to each module; the digital interface module is used for butting the connecting ports, and is provided with an industrial personal computer which is used for sending and receiving control instructions of the modules and testing whether the spare power automatic switching device can normally operate under different conditions; the input and output module tests the output of the backup power automatic switching protection, the output and output module tests the input and output of the backup power automatic switching protection, the power amplifier module comprises a voltage power amplifier module and a current power amplifier module, an industrial personal computer of the digital interface module sends a digital signal to the voltage and current power amplifier module, the industrial personal computer converts the digital signal into an analog signal through a built-in digital-to-analog converter and amplifies the analog signal, and the voltage and the current in the form of analog quantity are output; the tripping and closing coil loop of the analog circuit breaker module switches the on-off state of the analog circuit breaker through a direct current signal coming from an external power supply and feeds a position signal back to the industrial personal computer of the digital interface module in real time.
5. The system and the method for checking the logic of the scene-type spare power automatic switching device according to claim 4 are characterized by further comprising a human-computer interface module, wherein the human-computer interface module is used for completing operations such as parameter input, test start-stop control and the like through human-computer interaction; the digital interface module is provided for the human-computer interface module to call, the FPGA carries out processing control by acquiring instruction information of the human-computer interface module, and the read-write operation of bottom hardware of the tester is directly finished by adopting a PC104 bus mode, so that the digital signal generation of voltage and current is realized.
6. The system and the method for checking the logic of the scene-type automatic backup power switching device according to claim 4 are characterized in that an input value module is used for collecting input switching value signals, the input value can be connected with a null contact or a 0-250V live potential contact, and position signals of the automatic backup power switching device are collected and fed back to an industrial personal computer of a digital interface module; the output module controls and outputs the switching value signal, and the industrial personal computer of the digital interface module controls and outputs the switching value signal.
7. The system and the method for verifying the logic of the scenic backup automatic switch according to any one of claims 4 to 6, wherein the power module generates multiple sets of DC power signals by AC-DC conversion of 220V AC voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011070323.XA CN112345960A (en) | 2020-10-09 | 2020-10-09 | Scene-type spare power automatic switching logic verification system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011070323.XA CN112345960A (en) | 2020-10-09 | 2020-10-09 | Scene-type spare power automatic switching logic verification system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112345960A true CN112345960A (en) | 2021-02-09 |
Family
ID=74360530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011070323.XA Pending CN112345960A (en) | 2020-10-09 | 2020-10-09 | Scene-type spare power automatic switching logic verification system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112345960A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114355820A (en) * | 2022-01-13 | 2022-04-15 | 国网安徽省电力有限公司蚌埠供电公司 | Regional spare power automatic switching test device and method based on 5G |
| CN117471198A (en) * | 2023-09-13 | 2024-01-30 | 国网江苏省电力有限公司淮安供电分公司 | Spare power automatic switching device for uninterrupted power detection and loop method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308797A (en) * | 2013-05-22 | 2013-09-18 | 江苏省电力公司常州供电公司 | Intelligent automatic standby power supply switching device calibration system |
| CN103675554A (en) * | 2013-12-26 | 2014-03-26 | 国网河南省电力公司南阳供电公司 | Standby power source automatic switching device tester |
| CN107843780A (en) * | 2017-10-18 | 2018-03-27 | 国网山东省电力公司曲阜市供电公司 | Prepared auto restart method of testing, device and prepared auto restart tester |
| CN107861004A (en) * | 2017-11-08 | 2018-03-30 | 许昌许继软件技术有限公司 | A kind of prepared auto restart Auto-Test System |
| CN109116268A (en) * | 2018-10-31 | 2019-01-01 | 国网江苏省电力有限公司太仓市供电分公司 | A kind of prepared auto restart quick checking device |
-
2020
- 2020-10-09 CN CN202011070323.XA patent/CN112345960A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308797A (en) * | 2013-05-22 | 2013-09-18 | 江苏省电力公司常州供电公司 | Intelligent automatic standby power supply switching device calibration system |
| CN103675554A (en) * | 2013-12-26 | 2014-03-26 | 国网河南省电力公司南阳供电公司 | Standby power source automatic switching device tester |
| CN107843780A (en) * | 2017-10-18 | 2018-03-27 | 国网山东省电力公司曲阜市供电公司 | Prepared auto restart method of testing, device and prepared auto restart tester |
| CN107861004A (en) * | 2017-11-08 | 2018-03-30 | 许昌许继软件技术有限公司 | A kind of prepared auto restart Auto-Test System |
| CN109116268A (en) * | 2018-10-31 | 2019-01-01 | 国网江苏省电力有限公司太仓市供电分公司 | A kind of prepared auto restart quick checking device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114355820A (en) * | 2022-01-13 | 2022-04-15 | 国网安徽省电力有限公司蚌埠供电公司 | Regional spare power automatic switching test device and method based on 5G |
| CN117471198A (en) * | 2023-09-13 | 2024-01-30 | 国网江苏省电力有限公司淮安供电分公司 | Spare power automatic switching device for uninterrupted power detection and loop method thereof |
| CN117471198B (en) * | 2023-09-13 | 2024-05-07 | 国网江苏省电力有限公司淮安供电分公司 | Spare power automatic switching device for uninterrupted power detection and loop method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109066754B (en) | Direct-current power distribution network real-time simulation system and method | |
| CN110854924B (en) | One-time voltage-on synchronous phase-checking linkage switching inspection system and inspection method for electrical system | |
| CN112345960A (en) | Scene-type spare power automatic switching logic verification system and method | |
| CN108919002A (en) | A kind of test macro of direct-current charging post | |
| CN110854925A (en) | One-time voltage-on synchronous nuclear phase inspection system and inspection method for electrical system | |
| CN105388416A (en) | Intelligent substation relay protection remote test system | |
| CN111239652A (en) | Polarity testing device for current transformer | |
| CN108535549A (en) | A kind of hand-held three-phase transformer instrument for measuring DC resistance | |
| CN104571082A (en) | Data reproduction system and method for feeder automation testing | |
| CN112398220A (en) | Integrated intelligent testing device for medium-voltage switch of nuclear power station | |
| CN201364372Y (en) | Wire connection device and polarity test system and transformation ratio test system comprising same | |
| CN104849591A (en) | Power distribution automation integrated test detection device | |
| CN111352026A (en) | Online testing device and online testing method for non-full-phase protection of circuit breaker body | |
| CN109406951A (en) | A kind of remote feeder automatization test system | |
| CN109103982A (en) | The highly reliable uninterruptible power system of four redundancy of dual input | |
| CN113394779A (en) | Virtual power distribution terminal model based on in-place FA logic | |
| CN216411535U (en) | Distributed deployed portable current transformer polarity detection equipment | |
| CN205139323U (en) | Distant examination testing system of intelligent substation relay protection | |
| CN104749461A (en) | Primary pressurizing through-flow device, intelligent transformer system and control method thereof | |
| CN114371355A (en) | Self-adaptive joint debugging system for realizing multi-interval point-to-point test of distribution automation terminal | |
| CN109598996B (en) | Load cutting training system for distribution transformer area | |
| CN113866483A (en) | Automatic checking method and system for secondary voltage of transformer substation | |
| CN113281602A (en) | Intelligent terminal hardware interface detection system and detection method thereof | |
| CN112540262A (en) | Voltage time type feeder automation test system and test method thereof | |
| CN109600116B (en) | Movable photovoltaic grid-connected detection system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210209 |
|
| RJ01 | Rejection of invention patent application after publication |