CN117706986A - Control method and device of switch equipment - Google Patents
Control method and device of switch equipment Download PDFInfo
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- CN117706986A CN117706986A CN202311648154.7A CN202311648154A CN117706986A CN 117706986 A CN117706986 A CN 117706986A CN 202311648154 A CN202311648154 A CN 202311648154A CN 117706986 A CN117706986 A CN 117706986A
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Abstract
The present invention relates to the field of power equipment technologies, and in particular, to a method and an apparatus for controlling a switching device. The method comprises the steps of obtaining switching data information of equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled; analyzing whether the switch data information generates switch deflection or not to obtain switch deflection information of the equipment to be controlled; and generating a GOOSE message according to the switch deflection information, and controlling the switch of the equipment to be controlled. The control device of the switch equipment generates the GOOSE message by the jump position monitoring, the closing holding, the reclosing, the jump preventing, the hand closing, the hand jumping, the protection tripping and the trip holding of the switch, realizes the control of the equipment to be controlled through the GOOSE message, and improves the accuracy of the operation control of the switch equipment.
Description
Technical Field
The present invention relates to the field of power equipment technologies, and in particular, to a method and an apparatus for controlling a switching device.
Background
Along with popularization of intelligent substations and popularization of unmanned substations, at present, large industrial and mining enterprises increasingly use intelligent equipment in the process of building the substations, and various new technologies are also applied to the building of the substations, particularly, a centralized control operation management system and an intelligent monitoring client are matched for use, so that the labor efficiency is greatly improved.
However, because signal interference factors such as electromagnetic and high temperature exist in the surrounding environment of the complete switch equipment or control personnel, the running state information of the equipment displayed on the screen picture of the communication control equipment has delay fluctuation, so that the accuracy of the running state information of the complete switch equipment is reduced.
How to improve the accuracy of the running state information of the switch equipment is a technical problem to be solved by the technicians in the field.
Disclosure of Invention
A first object of the present invention is to provide a control method of a switching device capable of improving accuracy of operating state information of the switching device;
a second object of the present invention is to provide a control device for a switchgear, which aims to implement a control method for the switchgear and improve accuracy of operating state information of the switchgear.
The invention provides a control method of a switch device, which comprises the following steps:
acquiring switching data information of equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled;
analyzing whether the switch data information generates switch deflection or not to obtain switch deflection information of equipment to be controlled;
and generating a GOOSE message according to the switch deflection information, and controlling the switch of the equipment to be controlled.
In one embodiment, the step of obtaining switching data information of the device to be controlled, where the switching data information is a switching state of the device to be controlled includes:
grouping the switching values according to the number of the switching paths which can be acquired each time by the acquisition module to obtain a plurality of switching groups;
the switch data information acquisition is carried out on the switch group according to a preset period
In one embodiment, the step of collecting switching data information of the switch group according to a preset period includes:
acquiring a gating signal of an analog switch;
determining a switching value acquisition board where the analog switch is positioned;
and connecting the switching value acquisition board with a data bus, and storing the analog switch on the data bus to obtain switch data information.
In one embodiment, the step of analyzing whether the switching data information generates switching displacement to obtain switching displacement information of the device to be controlled includes:
and comparing the switch data information with preset switch information to obtain switch deflection information.
In one embodiment, the step of generating a GOOSE message according to the switch displacement information to control the switch of the device to be controlled includes:
filling the state number, the serial number, the displacement time and the switching value into a GOOSE message to obtain framing;
and sending the GOOSE heartbeat message within preset time.
In one embodiment, the method for controlling a switching device according to claim 1, further comprising:
initialization is performed after power-up or reset.
In a third aspect, the present application also provides a computer device. The computer device comprises a memory storing a computer program and a processor which when executing the computer program performs the steps of:
acquiring switching data information of equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled;
analyzing whether the switch data information generates switch deflection or not to obtain switch deflection information of equipment to be controlled;
and generating a GOOSE message according to the switch deflection information, and controlling the switch of the equipment to be controlled.
In a fourth aspect, the present application also provides a computer-readable storage medium. The computer readable storage medium having stored thereon a computer program which when executed by a processor performs the steps of:
acquiring switching data information of equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled;
analyzing whether the switch data information generates switch deflection or not to obtain switch deflection information of equipment to be controlled;
and generating a GOOSE message according to the switch deflection information, and controlling the switch of the equipment to be controlled.
In a fifth aspect, the present application also provides a computer program. The computer program when executed by a processor performs the steps of:
acquiring switching data information of equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled;
analyzing whether the switch data information generates switch deflection or not to obtain switch deflection information of equipment to be controlled;
and generating a GOOSE message according to the switch deflection information, and controlling the switch of the equipment to be controlled.
The invention has the beneficial effects that: the method comprises the steps of obtaining switching data information of equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled; analyzing whether the switch data information generates switch deflection or not to obtain switch deflection information of the equipment to be controlled; and generating a GOOSE message according to the switch deflection information, and controlling the switch of the equipment to be controlled. The control device of the switch equipment generates the GOOSE message by the jump position monitoring, the closing holding, the reclosing, the jump preventing, the hand closing, the hand jumping, the protection tripping and the trip holding of the switch, realizes the control of the equipment to be controlled through the GOOSE message, and improves the accuracy of the operation control of the switch equipment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a switch data information acquisition flow of a control method of a switch device according to the present invention;
fig. 2 is a schematic diagram of a switching data information acquisition flow of a control method of the switching device according to the present invention;
FIG. 3 is a schematic diagram of a GOOSE message generating process according to the control method of the switchgear of the present invention;
FIG. 4 is a schematic diagram of a switching flow of a device to be controlled according to the control method of the switching device of the present invention;
fig. 5 is an internal structural view of the computer device of the present invention.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, in this embodiment, a control method of a switching device is provided, and specific steps include:
s101: and acquiring switching data information of the equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled.
Specifically, the control device of the switch equipment has a switch data information acquisition function, the input points can be flexibly configured according to engineering, and the input of the switch data information is preferably in a strong current mode. The control device of the switching equipment acquires switching data information of equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled.
S102: and analyzing whether the switch data information generates switch deflection or not to obtain the switch deflection information of the equipment to be controlled.
Specifically, a control device of the switching device acquires switching data information of the device to be controlled, wherein the switching data information is a switching state of the device to be controlled. The control device of the switching equipment analyzes whether the switching data information generates switching deflection or not to obtain switching deflection information of the equipment to be controlled.
S103: and generating a GOOSE message according to the switch deflection information, and controlling the switch of the equipment to be controlled.
Specifically, if a shift occurs, the control device of the switching device will fill the information of the switching value in the GOOSE array, and of course, will fill other information related to GOOSE, and send a GOOSE data frame. The SOE event structure is populated for SOE storage, etc.
In the embodiment, the switching data information of the equipment to be controlled is obtained, wherein the switching data information is the switching state of the equipment to be controlled; analyzing whether the switch data information generates switch deflection or not to obtain switch deflection information of the equipment to be controlled; and generating a GOOSE message according to the switch deflection information, and controlling the switch of the equipment to be controlled. The control device of the switch equipment generates the GOOSE message by the jump position monitoring, the closing holding, the reclosing, the jump preventing, the hand closing, the hand jumping, the protection tripping and the trip holding of the switch, realizes the control of the equipment to be controlled through the GOOSE message, and improves the accuracy of the operation control of the switch equipment.
Referring to fig. 2, in the present embodiment, step S101 is provided: acquiring switching data information of equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled, and the switching data information comprises the following components:
s1011 groups the switching values according to the number of the switching paths which can be acquired by the acquisition module each time to obtain a plurality of switching groups.
Specifically, after the control device of the switching device acquires the switching data information of the device to be controlled, the switching values in the switching data information are grouped according to the number of the switching paths which can be acquired by the acquisition module each time to obtain a plurality of switching groups. In this embodiment, the switching device control device sets the switching value to 80 paths in total, and the 80 paths are distributed on 5 switch boards, respectively. Thus, the switching value is divided into 5 groups, and the data of 16 paths, that is, one switch board, are collected each time by 5 times.
S1012, collecting switch data information of the switch group according to a preset period.
Specifically, the control device of the switching device performs switching data information acquisition on the switching group according to a preset period, and the period read in this embodiment is set to 3ms in the program. The control device of the switching device performs switching data information acquisition on the switching group every 3ms.
Referring to fig. 3, in this embodiment, a step S1012 is provided for collecting switch data information of the switch group according to a preset period, including:
s10121 acquires a strobe signal of the analog switch.
Specifically, the method for collecting the switching value of the control device of the switching equipment comprises the following steps: the control device of the switch device firstly controls the FPGA to give a gating signal of the analog switch through the ARM.
S10122 determines a switching value acquisition board where the analog switch is located.
Specifically, the control device of the switching device determines which switch value acquisition board the analog switch of the analog switch is on for acquiring the gating signal of the analog switch.
S10123 connects the switching value acquisition board with the data bus, and stores the analog switch on the data bus to obtain the switching data information.
Specifically, the control device of the switching apparatus determines at which switching value acquisition board the analog switch of the analog switch is turned on. The control device of the switch equipment transmits the information of the switching value of the panel to the input pin of the FPGA, then controls the FPGA to transmit the information of the switching value to the data bus connected with the ARM, and the ARM reads the opening data on the data bus into the memory of the ARM in a mode of reading the initial address (0 x 64000000) of the SRAM.
In this embodiment, step S102 is provided to analyze whether the switch data information is subjected to switch displacement, so as to obtain switch displacement information of the device to be controlled, including: and comparing the switch data information with preset switch information to obtain switch deflection information.
Specifically, the control device of the switching device compares the acquired switching data information with preset switching information to obtain switching deflection information. Wherein the switching data information includes: trip monitoring, closing holding, reclosing, anti-trip, hand-on, hand-trip, protection trip and trip holding.
Referring to fig. 4, in this embodiment, a step of generating a GOOSE message according to the switch displacement information in step S103 to control the switch of the device to be controlled is provided, including:
s1031 fills the state number, the serial number, the displacement time and the switching value into a GOOSE message to obtain framing.
Specifically, the control means of the switching device is implemented in the interrupt function of the timer 2, and the acquisition period of the switching value is 3ms. If the deflection occurs, framing GOOSE messages: filling information including state number, serial number, displacement time, switching value and the like, immediately sending filled GOOSE, starting a timer 3 (timing is lms), and sending a GOOSE message of 4 frames again according to time intervals of lms, 2ms and 4 ms.
S1032, sending GOOSE heartbeat message in preset time.
Specifically, the control device of the switching device also uses a timer 4 (timing is 5 s) to be responsible for sending the GOOSE heartbeat message.
In this embodiment, a control method of a switching device is provided, and further includes: initialization is performed after power-up or reset.
Specifically, the method used by the control device of the switch device is that the upper software of the PC is utilized to send configuration information to the ARM main control chip through the Ethernet, after the ARM main control chip receives the configuration information, the configuration information is stored in Flash inside the ARM, and the stored initial address is set to be 0x08010000, because the main memory block of STM32F103ZET6 is divided by taking pages as units, the size of one page is 2KB, the range is 0x08000000.0x0807FFFF, and the principle of 'writing before erasing' is to be followed when writing to the internal Flash. When the device is powered on or reset, the program is initialized, firstly, the internal configuration information is read, and the initialized configuration is carried out on the transmitted GOOSE array.
It should be understood that, although the steps in the flowcharts related to the embodiments described above are sequentially shown as indicated by arrows, these steps are not necessarily sequentially performed in the order indicated by the arrows. The steps are not strictly limited to the order of execution unless explicitly recited herein, and the steps may be executed in other orders. Moreover, at least some of the steps in the flowcharts described in the above embodiments may include a plurality of steps or a plurality of stages, which are not necessarily performed at the same time, but may be performed at different times, and the order of the steps or stages is not necessarily performed sequentially, but may be performed alternately or alternately with at least some of the other steps or stages.
Based on the same inventive concept, the embodiment of the application also provides a control device of the switching device for realizing the control method of the switching device. The implementation scheme of the solution provided by the control device of the switchgear is similar to the implementation scheme described in the above method, so the following specific limitation in the embodiment of the monitoring device of one or more modular ring main units may be referred to the above limitation of the monitoring method of the modular ring main units, and will not be repeated here.
In one embodiment, a monitoring device for a modular ring main unit is provided, including:
the device comprises an acquisition unit, a control unit and a control unit, wherein the acquisition unit is used for acquiring switching data information of equipment to be controlled, and the switching data information is the switching state of the equipment to be controlled;
the analysis unit is used for analyzing whether the switch data information generates switch deflection or not to obtain switch deflection information of the equipment to be controlled;
and the control unit is used for generating a GOOSE message according to the switch deflection information and controlling the switch of the equipment to be controlled.
In one embodiment, the step of obtaining switching data information of the device to be controlled, where the switching data information is a switching state of the device to be controlled includes:
the grouping unit is used for grouping the switching values according to the number of the switching paths which can be acquired by the acquisition module each time to obtain a plurality of switching groups;
the switch data information acquisition unit is used for acquiring switch data information of the switch group according to a preset period.
In one embodiment, the step of collecting switching data information of the switch group according to a preset period includes:
an acquisition unit for acquiring a strobe signal of the analog switch;
the analysis unit is used for determining a switching value acquisition board where the analog switch is located;
and the switch data information unit is used for connecting the switching value acquisition board with the data bus and storing the analog switch on the data bus to obtain switch data information.
In one embodiment, the step of analyzing whether the switching data information generates switching displacement to obtain switching displacement information of the device to be controlled includes:
and the switch deflection information unit is used for comparing the switch data information with preset switch information to obtain switch deflection information.
In one embodiment, the step of generating a GOOSE message according to the switch displacement information to control the switch of the device to be controlled includes:
the framing unit is used for filling the state number, the serial number, the displacement time and the switching value into a GOOSE message to obtain framing;
and the GOOSE heartbeat message unit is used for sending the GOOSE heartbeat message in a preset time.
In one embodiment, the method for controlling a switching device further includes:
and the initialization unit is used for initializing after power-on or reset.
In one embodiment, a computer device is provided, which may be a server, and the internal structure of which may be as shown in fig. 5. The computer device includes a processor, a memory, a network interface, and a database connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device includes a non-volatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, computer programs, and a database. The internal memory provides an environment for the operation of the operating system and computer programs in the non-volatile storage media. The database of the computer device is used to store periodic task allocation data such as configuration files, theoretical operating parameters and theoretical deviation value ranges, task attribute information, and the like. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program, when executed by a processor, implements a method of controlling a switching device.
It will be appreciated by those skilled in the art that the structure shown in fig. 5 is merely a block diagram of a portion of the structure associated with the present application and is not limiting of the computer device to which the present application applies, and that a particular computer device may include more or fewer components than shown, or may combine some of the components, or have a different arrangement of components.
In one embodiment, a computer device is provided comprising a memory storing a computer program and a processor that when executing the computer program performs the steps of:
acquiring switching data information of equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled;
analyzing whether the switch data information generates switch deflection or not to obtain switch deflection information of equipment to be controlled;
and generating a GOOSE message according to the switch deflection information, and controlling the switch of the equipment to be controlled.
In one embodiment, the step of obtaining switching data information of the device to be controlled, where the switching data information is a switching state of the device to be controlled, is implemented when the processor executes the computer program, and includes:
grouping the switching values according to the number of the switching paths which can be acquired each time by the acquisition module to obtain a plurality of switching groups;
and collecting switch data information of the switch group according to a preset period.
In one embodiment, the step of collecting switching data information of the switch group according to a preset period is implemented when the processor executes the computer program, including:
acquiring a gating signal of an analog switch;
determining a switching value acquisition board where the analog switch is positioned;
and connecting the switching value acquisition board with a data bus, and storing the analog switch on the data bus to obtain switch data information.
In one embodiment, the step of analyzing whether the switch data information is shifted to obtain the switch shift information of the device to be controlled when the processor executes the computer program includes:
and comparing the switch data information with preset switch information to obtain switch deflection information.
In one embodiment, the step of generating a GOOSE message according to the switch deflection information to control the switch of the device to be controlled is implemented when the processor executes the computer program, and includes:
filling the state number, the serial number, the displacement time and the switching value into a GOOSE message to obtain framing;
and sending the GOOSE heartbeat message within preset time.
In one embodiment, the processor, when executing the computer program, implements a method for controlling a switching device, and further includes:
initialization is performed after power-up or reset.
In one embodiment, a computer readable storage medium is provided having a computer program stored thereon, which when executed by a processor, performs the steps of:
acquiring switching data information of equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled;
analyzing whether the switch data information generates switch deflection or not to obtain switch deflection information of equipment to be controlled;
and generating a GOOSE message according to the switch deflection information, and controlling the switch of the equipment to be controlled.
In one embodiment, the step of obtaining switching data information of the device to be controlled, the switching data information being a switching state of the device to be controlled, when the computer program is executed by the processor, includes:
grouping the switching values according to the number of the switching paths which can be acquired each time by the acquisition module to obtain a plurality of switching groups;
and collecting switch data information of the switch group according to a preset period.
In one embodiment, the computer program when executed by the processor performs the step of collecting switching data information of the switch group according to a preset period, including:
acquiring a gating signal of an analog switch;
determining a switching value acquisition board where the analog switch is positioned;
and connecting the switching value acquisition board with a data bus, and storing the analog switch on the data bus to obtain switch data information.
In one embodiment, the step of analyzing whether the switch data information is shifted to obtain the switch shift information of the device to be controlled when the computer program is executed by the processor includes:
and comparing the switch data information with preset switch information to obtain switch deflection information.
In one embodiment, the computer program when executed by the processor implements the steps of generating a GOOSE message according to the switch displacement information, and controlling the switch of the device to be controlled, including:
filling the state number, the serial number, the displacement time and the switching value into a GOOSE message to obtain framing;
and sending the GOOSE heartbeat message within preset time.
In one embodiment, the computer program when executed by the processor implements a method of controlling a switching device, further comprising:
initialization is performed after power-up or reset.
Those skilled in the art will appreciate that implementing all or part of the above described methods may be accomplished by way of a computer program stored on a non-transitory computer readable storage medium, which when executed, may comprise the steps of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the various embodiments provided herein may include non-volatile and/or volatile memory. The nonvolatile memory can include Read Only Memory (ROM), programmable ROM (PROM), electrically Programmable ROM (EPROM), electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (DDRSDRAM), enhanced SDRAM (ESDRAM), synchronous Link DRAM (SLDRAM), memory bus direct RAM (RDRAM), direct memory bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM), among others.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (10)
1. A control method of a switching device, characterized by comprising:
acquiring switching data information of equipment to be controlled, wherein the switching data information is the switching state of the equipment to be controlled;
analyzing whether the switch data information generates switch deflection or not to obtain switch deflection information of the equipment to be controlled;
and generating a GOOSE message according to the switch deflection information, and controlling the switch of the equipment to be controlled.
2. The method for controlling a switching device according to claim 1, wherein the step of acquiring switching data information of the device to be controlled, the switching data information being a switching state of the device to be controlled, comprises:
grouping the switching values according to the number of the switching paths which can be acquired each time by the acquisition module to obtain a plurality of switching groups;
and collecting the switch data information of the switch group according to a preset period.
3. The method for controlling a switching device according to claim 2, wherein the step of collecting the switching data information of the switching group according to a preset period includes:
acquiring a gating signal of an analog switch;
determining a switching value acquisition board where the analog switch is positioned;
and connecting the switching value acquisition board with a data bus, and storing the analog switch on the data bus to obtain the switching data information.
4. The method according to claim 1, wherein the step of analyzing whether the switching data information is subjected to switching displacement to obtain switching displacement information of the device to be controlled comprises:
and comparing the switch data information with preset switch information to obtain switch deflection information.
5. The method for controlling a switching device according to claim 1, wherein the step of generating a GOOSE message according to the switching displacement information to control the switching of the device to be controlled comprises:
filling the state number, the serial number, the displacement time and the switching value into the GOOSE message to obtain framing;
and sending the GOOSE heartbeat message within preset time.
6. The control method of a switching device according to claim 1, further comprising:
initialization is performed after power-up or reset.
7. A control device of a switchgear, characterized in that the control device of the switchgear comprises:
the device comprises an acquisition unit, a control unit and a control unit, wherein the acquisition unit is used for acquiring switching data information of equipment to be controlled, and the switching data information is the switching state of the equipment to be controlled;
the analysis unit is used for analyzing whether the switching data information generates switching deflection or not to obtain switching deflection information of the equipment to be controlled;
and the control unit is used for generating a GOOSE message according to the switch deflection information and controlling the switch of the equipment to be controlled.
8. A computer device comprising a memory and a processor, the memory storing a computer program, characterized in that the processor implements the steps of the method of any of claims 1 to 6 when the computer program is executed.
9. A computer storage medium having stored thereon a computer program, which when executed by a processor realizes the steps of the method according to any of claims 1 to 6.
10. A computer program, characterized in that the computer program, when being executed by a processor, implements the steps of the method of any of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311648154.7A CN117706986A (en) | 2023-12-04 | 2023-12-04 | Control method and device of switch equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311648154.7A CN117706986A (en) | 2023-12-04 | 2023-12-04 | Control method and device of switch equipment |
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| CN117706986A true CN117706986A (en) | 2024-03-15 |
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| CN202311648154.7A Pending CN117706986A (en) | 2023-12-04 | 2023-12-04 | Control method and device of switch equipment |
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