CN108335227B - Branch switch load sudden change warning method and terminal equipment - Google Patents

Branch switch load sudden change warning method and terminal equipment Download PDF

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CN108335227B
CN108335227B CN201711405977.1A CN201711405977A CN108335227B CN 108335227 B CN108335227 B CN 108335227B CN 201711405977 A CN201711405977 A CN 201711405977A CN 108335227 B CN108335227 B CN 108335227B
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branch switch
information
load
station line
regulation
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CN108335227A (en
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田振峰
张坤
胡玉成
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State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Hengshui Power Supply Co of State Grid Hebei Electric Power Co Ltd
Gucheng Power Supply Co of State Grid Hebei Electric Power Co Ltd
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State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Hengshui Power Supply Co of State Grid Hebei Electric Power Co Ltd
Gucheng Power Supply Co of State Grid Hebei Electric Power Co Ltd
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Abstract

The invention is suitable for the technical field of power grid monitoring, and provides a branch switch load sudden change warning method and terminal equipment. The method comprises the following steps: acquiring load information of each branch switch; judging whether a first branch switch exists according to the load information of each branch switch; the first branch switch is a branch switch with zero load information; if the first branch switch exists, acquiring the state information of the line in the station corresponding to the first branch switch; judging whether the intra-station line corresponding to the first branch switch normally operates or not according to the acquired state information; and if the in-station line corresponding to the first branch switch operates normally, generating first alarm information. The invention prompts the sudden change of the load of the branch switch of the controller by generating the first alarm information so that the controller can process the branch switch with the fault in time and recover the normal operation of the line as soon as possible, thereby reducing the load loss, the power failure of the user and the like and avoiding unnecessary loss.

Description

Branch switch load sudden change warning method and terminal equipment
Technical Field
The invention belongs to the technical field of power grid monitoring, and particularly relates to a branch switch load sudden change warning method and terminal equipment.
Background
At present, in the power grid monitoring process, when a switch in a transformer substation trips or a certain line has a single-phase or multi-phase ground fault, a regulator can easily find the faulty transformer substation switch or line by inspecting equipment, so that fault points are analyzed, judged and processed in time, the safety of a power grid is ensured, and the reliability of power supply is ensured. When a branch switch installed on a line side column or other frameworks outside a substation is disconnected due to a fault and the load of the branch switch is suddenly changed to zero, a power failure of a user below the branch line can be caused. Due to the reasons that a regulator works in a station or under special weather conditions and the like, the regulator cannot usually timely patrol the branch switch to find faults, so that severe events such as load loss, power reduction and supply reduction, power failure of users and the like occur, and unnecessary loss is caused.
Disclosure of Invention
In view of this, the embodiment of the present invention provides a method for alarming sudden load change of a branch switch and a terminal device, so as to solve the problem that a user has a power failure and a power grid load loss due to the fact that a regulator cannot inspect the branch switch in time after the current load of the branch switch suddenly changes to zero.
A first aspect of an embodiment of the present invention provides a method for alarming sudden load change of a branch switch, including:
acquiring load information of each branch switch;
judging whether a first branch switch exists according to the load information of each branch switch; the first branch switch is a branch switch with zero load information;
if the first branch switch exists, acquiring the state information of the line in the station corresponding to the first branch switch;
judging whether the intra-station line corresponding to the first branch switch normally operates or not according to the acquired state information;
if the intra-station line corresponding to the first branch switch operates normally, generating first alarm information; the first warning information corresponds to the sudden load change of the first branch switch.
A second aspect of the embodiments of the present invention provides a device for alarming sudden load change of a branch switch, including:
the first acquisition module is used for acquiring the load information of each branch switch;
the first processing module is used for judging whether a first branch switch exists according to the load information of each branch switch; the first branch switch is a branch switch with zero load information;
a second obtaining module, configured to obtain, if the first branch switch exists, state information of an intra-station line corresponding to the first branch switch;
the second processing module is used for judging whether the in-station line corresponding to the first branch switch normally operates or not according to the acquired state information;
the first generation module is used for generating first alarm information if the in-station line corresponding to the first branch switch operates normally; the first warning information corresponds to the sudden load change of the first branch switch.
A third aspect of the embodiments of the present invention provides a terminal device for alarming sudden load change of a branch switch, including a memory, a processor, and a computer program stored in the memory and operable on the processor, where the processor implements the method for alarming sudden load change of a branch switch in the first aspect when executing the computer program.
A fourth aspect of embodiments of the present invention provides a computer-readable storage medium, which stores a computer program that, when executed by a processor, implements the method for alarming a sudden load change in a branch switch in the first aspect.
Compared with the prior art, the embodiment of the invention has the following beneficial effects: whether the branch switch with sudden load change exists is analyzed through the load information of each branch switch, and whether the intra-station line corresponding to the branch switch with sudden load change runs normally is analyzed through the state information of the intra-station line corresponding to the first branch switch. If the line in the station runs normally, the warning prompt cannot be sent to the line in the station, and the sudden change of the load of the branch switch of the controller is prompted by generating the first warning information, so that the controller can timely process the faulted branch switch and restore the normal running of the line as soon as possible, thereby reducing the load loss, the electric quantity reduction and supply, the power failure of a user and the like and avoiding unnecessary loss.
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In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a flowchart illustrating an implementation of a method for alarming sudden load change of a branch switch according to an embodiment of the present invention;
fig. 2 is a flowchart illustrating an implementation of a method for alarming sudden load change of a branch switch according to another embodiment of the present invention;
fig. 3 is a flowchart of an implementation of a method for alarming sudden load change of a branch switch according to another embodiment of the present invention;
fig. 4 is a flowchart of an implementation of a method for alarming sudden load change of a branch switch according to another embodiment of the present invention;
fig. 5 is a flowchart of an implementation of a method for alarming sudden load change of a branch switch according to another embodiment of the present invention;
FIG. 6 is a schematic diagram of a sudden load change warning device of a branch switch according to an embodiment of the present invention;
fig. 7 is a schematic diagram of a terminal device for alarming sudden load change of a branch switch according to an embodiment of the present invention.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
In order to explain the technical means of the present invention, the following description will be given by way of specific examples.
Fig. 1 is a flowchart of an implementation of a method for alarming sudden load change of a branch switch according to an embodiment of the present invention, which is detailed as follows:
in S101, load information of each branch switch is acquired.
In this embodiment, a load measuring instrument may be installed on a line of each branch switch, and load information of each switch may be acquired by the load measuring instrument. Alternatively, the load information of each branch switch is acquired every preset time, for example, the load information of each branch switch is acquired every 5 minutes.
In S102, whether a first branch switch exists is determined according to the load information of each branch switch; the first branch switch is a branch switch with zero load information.
In the present embodiment, considering that the line load of the branch switch in the actual upper regional area varies seasonally, for example, the line load of most lines in some regional areas is about 0.2-1.1MW every slack season, and the number of lines with loads of about 0.5MW is large. If the load changes little or slightly, the condition of real-time alarm and day-to-day alarm can be caused, and a plurality of worthless alarms exist, which can disturb the normal judgment and work of a controller and generate illusion and interference for the information feedback of the upper level. Therefore, in this embodiment, the branch switch is determined to have a fault only when the load of the branch switch is suddenly changed to zero.
In S103, if the first branch switch exists, state information of the intra-station line corresponding to the first branch switch is acquired.
In this embodiment, the intra-station line corresponding to the first branch switch may be searched in the database, and then the state information of the intra-station line may be obtained from the main hub device in the substation. The state information may include a normal operation identifier and an abnormal operation identifier, and may also include specific operation parameters such as power and load of the line in the station.
In S104, it is determined whether the intra-station line corresponding to the first branch switch operates normally according to the acquired state information.
In this embodiment, if the state information includes the normal operation identifier and the abnormal operation identifier, it may be directly determined whether the intra-station line corresponding to the first branch switch operates normally according to the obtained state information. If the acquired state information is the specific operation parameters of the in-station line, the operation state of the in-station line can be analyzed according to the operation parameters, so that whether the in-station line corresponding to the first branch switch operates normally or not is judged.
In S105, if the intra-station line corresponding to the first branch switch operates normally, generating first warning information; the first warning information corresponds to the sudden load change of the first branch switch.
In this embodiment, if the in-station line corresponding to the first branch switch operates normally, it indicates that the in-station line corresponding to the first branch switch does not perform an alarm, but the first branch switch fails at this time, so that the first alarm information may be generated, and the first alarm information is sent to the control terminal inside or outside the station to remind a controller to check the failed out-station line, so as to discharge the failure as soon as possible.
The embodiment of the invention analyzes whether the branch switch with sudden load change exists or not through the load information of each branch switch, and analyzes whether the intra-station line corresponding to the branch switch with sudden load change normally operates or not through the state information of the intra-station line corresponding to the first branch switch. If the line in the station runs normally, the warning prompt cannot be sent to the line in the station, and the sudden change of the load of the branch switch of the controller is prompted by generating the first warning information, so that the controller can timely process the faulted branch switch and restore the normal running of the line as soon as possible, thereby reducing the load loss, the electric quantity reduction and supply, the power failure of a user and the like and avoiding unnecessary loss.
As an embodiment of the present invention, as shown in fig. 2, after S103, the method may further include:
in S201, if the intra-station line corresponding to the first branch switch is abnormally operated, generating second warning information; and the second alarm information corresponds to the first branch switch, and the in-station line and the out-station line corresponding to the first branch switch have faults.
In this embodiment, if the in-station line corresponding to the first branch switch operates abnormally, it indicates that the in-station line corresponding to the first branch switch also fails, and at this time, both the in-station line and the out-station line corresponding to the first branch switch fail, and second alarm information may be generated, and the second alarm information is sent to the regulation and control terminal in the station, so as to remind a regulator to check the out-station line and the out-station line that have failed, and the failure is eliminated as soon as possible. Optionally, the second warning information may include number information corresponding to the first branch switch and number information of the intra-station line corresponding to the first branch switch.
As an embodiment of the present invention, as shown in fig. 3, S201 may include:
in S301, if the intra-station line corresponding to the first branch switch is abnormally operated, acquiring first location information of a fault point; and the fault point is a fault point of the intra-station line corresponding to the first branch switch and having abnormal operation.
In this embodiment, the first location information of the fault point where the line in the substation has a fault may be acquired through a main hub device in the substation.
In S302, second location information of each regulation and control terminal located in the station is acquired.
The regulation and control terminals in the substation can be the regulation and control terminals fixedly arranged in the substation, or the regulation and control terminals carried by the current regulation and control personnel in the substation. The regulation and control terminal is provided with a positioning module, and second position information of each regulation and control terminal in the station can be acquired through the positioning module.
In S303, according to the first location information and each piece of the second location information, a regulatory terminal closest to the fault point is determined.
In this embodiment, distances between a position corresponding to the first position information and positions corresponding to the second position information may be respectively calculated, and the second position information corresponding to the value with the smallest distance is selected from the calculated distances, so that the control terminal corresponding to the second position information is the control terminal closest to the fault point.
In S304, the second warning information is generated, and the second warning information is sent to the regulation and control terminal closest to the fault point.
In this embodiment, the generated second alarm information is sent to the regulation and control terminal closest to the fault point, so that the regulator closest to the fault point can troubleshoot the fault, the time for the regulator to catch up to the fault point can be reduced, and the line can be recovered to normal as soon as possible, thereby reducing the loss.
As an embodiment of the present invention, as shown in fig. 4, S105 may include:
in S401, if the in-station line corresponding to the first branch switch operates normally, the controller information corresponding to the first branch switch is searched for in the database.
In this embodiment, one operator may correspond to one or more branch switches on the off-site line. For example, one operator corresponds to a plurality of branch switches on one outside-station line, or one operator corresponds to a plurality of branch switches in one preset area. The correspondence between the operator information and the branch switches may be stored in a database. The database may be a local database or a cloud database, such as a database located on a cloud server. According to the number information of the first branch switch, the controller information corresponding to the first branch switch can be searched in the data. The regulator information includes, but is not limited to, information such as a work number and a contact address of the regulator.
In S402, generating the first alarm information, and sending the first alarm information to a first regulation terminal; the first regulation and control terminal is a regulation and control terminal corresponding to the searched regulator information; the first warning information comprises number information and position information corresponding to the first branch switch.
In this embodiment, the generated first alarm information is sent to the regulation and control terminal corresponding to the found regulator information, so that the regulator can receive the first alarm information and perform inspection and fault processing on the first branch switch according to the first alarm information. The first warning information includes, but is not limited to, number information and position information corresponding to the first branch switch, and a controller can determine which branch switch needs to be subjected to fault processing according to the number information, and can timely and conveniently find a specific position of the branch switch according to the position information to arrive at a fault site of the branch switch as soon as possible.
As an embodiment of the present invention, as shown in fig. 5, after S402, S105 may further include:
in S501, the confirmation information returned by the first control terminal is acquired.
In this embodiment, after the generated first alarm information is sent to the first regulation and control terminal, if the regulator receives the first alarm information, a confirmation message may be returned through the first regulation and control terminal, where the confirmation message indicates that the regulator receives the first alarm information, and fault processing is performed on the branch switch according to the first alarm information.
In S502, if the confirmation information returned by the first control terminal is not acquired within a preset time interval, the first warning information is sent to the control terminal in the station or the control terminal in a preset range around the first branch switch.
In this embodiment, if the confirmation information returned by the first regulation and control terminal is not acquired within a preset time interval (e.g., 10 minutes), it may be that a regulator is not near the first regulation and control terminal and does not receive the first alarm information, or the regulator cannot process the branch switch fault corresponding to the first alarm information due to other reasons although receiving the first alarm information. At this time, the first alarm information may be sent to a regulation and control terminal in the station to notify a regulator in the station to go to the branch switch fault site for processing, or the first alarm information may be sent to a regulation and control terminal in a preset range around the first branch switch to notify a regulator near the first branch switch to perform fault processing. The preset range may be a circular area range centered on the first branch switch. For example, the predetermined range may be a circular area range centered on the first branch switch and having a radius of 1 km.
In this embodiment, by obtaining the confirmation information returned by the first regulation and control terminal, and under the condition that the confirmation information is not returned by the first regulation and control terminal, the first warning information is sent to the regulation and control terminal in the station or the regulation and control terminal near the first branch switch in time, so that the loss caused by the fact that the regulator at the first regulation and control terminal cannot timely handle the fault of the branch switch can be avoided, and the fault of the branch switch can be handled as soon as possible by notifying the regulator in the station or the regulator near the first branch switch, thereby reducing the loss.
The embodiment of the invention analyzes whether the branch switch with sudden load change exists or not through the load information of each branch switch, and analyzes whether the intra-station line corresponding to the branch switch with sudden load change normally operates or not through the state information of the intra-station line corresponding to the first branch switch. If the line in the station runs normally, the warning prompt cannot be sent to the line in the station, and the sudden change of the load of the branch switch of the controller is prompted by generating the first warning information, so that the controller can timely process the faulted branch switch and restore the normal running of the line as soon as possible, thereby reducing the load loss, the electric quantity reduction and supply, the power failure of a user and the like and avoiding unnecessary loss.
It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
Fig. 6 shows a schematic diagram of a sudden load change warning device of a branch switch according to an embodiment of the present invention, which corresponds to the sudden load change warning method of the branch switch according to the above embodiment. For convenience of explanation, only the portions related to the present embodiment are shown.
Referring to fig. 6, the apparatus includes a first acquisition module 61, a first processing module 62, a second acquisition module 63, a second processing module 64, and a first generation module 65.
And a first obtaining module 61, configured to obtain load information of each branch switch.
The first processing module 62 is configured to determine whether a first branch switch exists according to load information of each branch switch; the first branch switch is a branch switch with zero load information.
A second obtaining module 63, configured to obtain, if the first branch switch exists, state information of the intra-station line corresponding to the first branch switch.
And a second processing module 64, configured to determine whether the intra-station line corresponding to the first branch switch operates normally according to the obtained state information.
A first generating module 65, configured to generate first warning information if the in-station line corresponding to the first branch switch operates normally; the first warning information corresponds to the sudden load change of the first branch switch.
Preferably, the apparatus further comprises a second generating module.
The second generation module is used for generating second alarm information if the intra-station line corresponding to the first branch switch is abnormal in operation; and the second alarm information corresponds to the first branch switch, and the in-station line and the out-station line corresponding to the first branch switch have faults.
Preferably, the second generating module is specifically configured to:
if the intra-station line corresponding to the first branch switch runs abnormally, acquiring first position information of a fault point; the fault point is a fault point of an intra-station line which is corresponding to the first branch switch and runs abnormally;
acquiring second position information of each regulation and control terminal in the station;
confirming a regulation terminal closest to the fault point according to the first position information and each piece of second position information;
and generating the second alarm information, and sending the second alarm information to the regulation and control terminal closest to the fault point.
Preferably, the first generating module 65 is specifically configured to:
if the in-station line corresponding to the first branch switch runs normally, searching for the operator information corresponding to the first branch switch in a database;
generating the first alarm information, and sending the first alarm information to a first regulation and control terminal; the first regulation and control terminal is a regulation and control terminal corresponding to the searched regulator information; the first warning information comprises number information and position information corresponding to the first branch switch.
Preferably, the first generating module 65 is further configured to:
acquiring confirmation information returned by the first regulation and control terminal;
and if the confirmation information returned by the first regulation and control terminal is not acquired within a preset time interval, sending the first alarm information to the regulation and control terminal in the station or the regulation and control terminal in a preset range around the first branch switch.
The embodiment of the invention analyzes whether the branch switch with sudden load change exists or not through the load information of each branch switch, and analyzes whether the intra-station line corresponding to the branch switch with sudden load change normally operates or not through the state information of the intra-station line corresponding to the first branch switch. If the line in the station runs normally, the warning prompt cannot be sent to the line in the station, and the sudden change of the load of the branch switch of the controller is prompted by generating the first warning information, so that the controller can timely process the faulted branch switch and restore the normal running of the line as soon as possible, thereby reducing the load loss, the electric quantity reduction and supply, the power failure of a user and the like and avoiding unnecessary loss.
Fig. 7 is a schematic diagram of a terminal device for alarming sudden load change of a branch switch according to an embodiment of the present invention. As shown in fig. 7, the branch switch load sudden change alarm terminal device 7 of the embodiment includes: a processor 70, a memory 71 and a computer program 72, such as a branch switch load jump warning program, stored in said memory 71 and operable on said processor 70. The processor 70, when executing the computer program 72, implements the steps in the various embodiments of the branch switch load jump warning method described above, such as the steps 101 to 105 shown in fig. 1. Alternatively, the processor 70, when executing the computer program 72, implements the functions of the modules/units in the above-mentioned device embodiments, such as the functions of the modules 61 to 65 shown in fig. 6.
Illustratively, the computer program 72 may be partitioned into one or more modules/units that are stored in the memory 71 and executed by the processor 70 to implement the present invention. The one or more modules/units may be a series of computer program instruction segments capable of performing specific functions, which are used to describe the execution process of the computer program 72 in the branch switch load sudden change alarm terminal device 7. For example, the computer program 72 may be divided into a first acquisition module, a first processing module, a second acquisition module, a second processing module, and a first generation module, and the functions of the modules are as follows:
the first acquisition module is used for acquiring the load information of each branch switch;
the first processing module is used for judging whether a first branch switch exists according to the load information of each branch switch; the first branch switch is a branch switch with zero load information;
a second obtaining module, configured to obtain, if the first branch switch exists, state information of an intra-station line corresponding to the first branch switch;
the second processing module is used for judging whether the in-station line corresponding to the first branch switch normally operates or not according to the acquired state information;
the first generation module is used for generating first alarm information if the in-station line corresponding to the first branch switch operates normally; the first warning information corresponds to the sudden load change of the first branch switch.
The branch switch load sudden change alarm terminal device 7 may be a desktop computer, a notebook, a palm computer, a cloud server and other computing devices. The branch switch load sudden change alarm terminal equipment can comprise, but is not limited to, a processor 70 and a memory 71. It will be understood by those skilled in the art that fig. 7 is merely an example of the branch switch load sudden change alarm terminal device 7, and does not constitute a limitation of the branch switch load sudden change alarm terminal device 7, and may include more or less components than those shown, or combine some components, or different components, for example, the branch switch load sudden change alarm terminal device may further include an input and output device, a network access device, a bus, a display, and the like.
The Processor 70 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field-Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic, discrete hardware components, etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The memory 71 may be an internal storage unit of the branch switch load sudden change alarm terminal device 7, such as a hard disk or a memory of the branch switch load sudden change alarm terminal device 7. The memory 71 may also be an external storage device of the terminal device 7 for alarming sudden load change of the branch switch, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), and the like, which are equipped on the terminal device 7 for alarming sudden load change of the branch switch. Further, the memory 71 may also include both an internal storage unit and an external storage device of the branch switch load sudden change alarm terminal device 7. The memory 71 is used for storing the computer program and other programs and data required by the branch switch load sudden change alarm terminal equipment. The memory 71 may also be used to temporarily store data that has been output or is to be output.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-mentioned functions. Each functional unit and module in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units are integrated in one unit, and the integrated unit may be implemented in a form of hardware, or in a form of software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working processes of the units and modules in the system may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus/terminal device and method may be implemented in other ways. For example, the above-described embodiments of the apparatus/terminal device are merely illustrative, and for example, the division of the modules or units is only one logical division, and there may be other divisions when actually implemented, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated modules/units, if implemented in the form of software functional units and sold or used as separate products, may be stored in a computer readable storage medium. Based on such understanding, all or part of the flow of the method according to the embodiments of the present invention may also be implemented by a computer program, which may be stored in a computer-readable storage medium, and when the computer program is executed by a processor, the steps of the method embodiments may be implemented. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer readable medium may contain other components which may be suitably increased or decreased as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer readable media which may not include electrical carrier signals and telecommunications signals in accordance with legislation and patent practice.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present 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 solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims (8)

1. A method for alarming sudden load change of a branch switch is characterized by comprising the following steps:
acquiring load information of each branch switch;
judging whether a first branch switch exists according to the load information of each branch switch; the first branch switch is a branch switch with zero load information;
if the first branch switch exists, acquiring the state information of the line in the station corresponding to the first branch switch;
the state information comprises a normal operation identifier and an abnormal operation identifier;
judging whether the intra-station line corresponding to the first branch switch normally operates or not according to the acquired state information;
if the intra-station line corresponding to the first branch switch operates normally, generating first alarm information; the first alarm information corresponds to the load sudden change of the first branch switch;
the first alarm information is in fault with the corresponding outside-station line of the first branch switch;
if the intra-station line corresponding to the first branch switch is abnormal in operation, generating second alarm information;
and the second alarm information corresponds to the first branch switch, and the in-station line and the out-station line corresponding to the first branch switch have faults.
2. The method for alarming sudden load change of a branch switch according to claim 1, wherein the generating of the second alarm information if the intra-station line corresponding to the first branch switch is abnormally operated comprises:
if the intra-station line corresponding to the first branch switch runs abnormally, acquiring first position information of a fault point; the fault point is a fault point of an intra-station line which is corresponding to the first branch switch and runs abnormally;
acquiring second position information of each regulation and control terminal in the station;
confirming a regulation terminal closest to the fault point according to the first position information and each piece of second position information;
and generating the second alarm information, and sending the second alarm information to the regulation and control terminal closest to the fault point.
3. The method for alarming sudden load change of a branch switch according to any one of claims 1 to 2, wherein the generating of the first alarm message if the intra-station line corresponding to the first branch switch operates normally comprises:
if the in-station line corresponding to the first branch switch runs normally, searching for the operator information corresponding to the first branch switch in a database;
generating the first alarm information, and sending the first alarm information to a first regulation and control terminal; the first regulation and control terminal is a regulation and control terminal corresponding to the searched regulator information; the first warning information comprises number information and position information corresponding to the first branch switch.
4. The method for alarming sudden load change of a branch switch according to claim 3, wherein after the first alarm message is sent to the first regulation and control terminal, the method further comprises:
acquiring confirmation information returned by the first regulation and control terminal;
and if the confirmation information returned by the first regulation and control terminal is not acquired within a preset time interval, sending the first alarm information to the regulation and control terminal in the station or the regulation and control terminal in a preset range around the first branch switch.
5. A branch switch load sudden change alarm device is characterized by comprising:
the first acquisition module is used for acquiring the load information of each branch switch;
the first processing module is used for judging whether a first branch switch exists according to the load information of each branch switch; the first branch switch is a branch switch with zero load information;
a second obtaining module, configured to obtain, if the first branch switch exists, state information of an intra-station line corresponding to the first branch switch; the state information comprises a normal operation identifier and an abnormal operation identifier;
the second processing module is used for judging whether the in-station line corresponding to the first branch switch normally operates or not according to the acquired state information;
the first generation module is used for generating first alarm information if the in-station line corresponding to the first branch switch operates normally; the first alarm information corresponds to the load sudden change of the first branch switch; the first alarm information is in fault with the corresponding outside-station line of the first branch switch;
the second generation module is used for generating second alarm information if the intra-station line corresponding to the first branch switch is abnormal in operation; and the second alarm information corresponds to the first branch switch, and the in-station line and the out-station line corresponding to the first branch switch have faults.
6. The apparatus according to claim 5, wherein the second generating module is specifically configured to:
acquiring first position information of a fault point; the fault point is a fault point of an intra-station line which is corresponding to the first branch switch and runs abnormally;
acquiring second position information of each regulation and control terminal in the station;
confirming a regulation terminal closest to the fault point according to the first position information and each piece of second position information;
and generating the second alarm information, and sending the second alarm information to the regulation and control terminal closest to the fault point.
7. A branch switch load jump warning terminal device comprising a memory, a processor and a computer program stored in said memory and executable on said processor, characterized in that said processor implements the steps of the method according to any one of claims 1 to 4 when executing said computer program.
8. A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 4.
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Publication number Priority date Publication date Assignee Title
EP1195874A2 (en) * 2000-09-22 2002-04-10 ABB Substation Automation Oy Method for identification of a faulting or faulted sending end or feeder branch in an electrical distribution system
CN203071571U (en) * 2013-01-10 2013-07-17 永康市供电局 Intelligent monitoring device for distributed boundary switches
CN103323743A (en) * 2013-06-10 2013-09-25 山西太钢不锈钢股份有限公司 Method for looking up ground faults by means of integrated automation transformer substation background machine
CN103872656A (en) * 2014-03-13 2014-06-18 国家电网公司 Distributive bus fast protection realization method for intelligent transformer substation
CN106291245A (en) * 2016-08-25 2017-01-04 国网山东省电力公司青岛供电公司 A kind of distribution network failure actively generates and sends repaiies method and apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1195874A2 (en) * 2000-09-22 2002-04-10 ABB Substation Automation Oy Method for identification of a faulting or faulted sending end or feeder branch in an electrical distribution system
CN203071571U (en) * 2013-01-10 2013-07-17 永康市供电局 Intelligent monitoring device for distributed boundary switches
CN103323743A (en) * 2013-06-10 2013-09-25 山西太钢不锈钢股份有限公司 Method for looking up ground faults by means of integrated automation transformer substation background machine
CN103872656A (en) * 2014-03-13 2014-06-18 国家电网公司 Distributive bus fast protection realization method for intelligent transformer substation
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