CN112152878B - Monitoring and management method, system, terminal and storage medium for digital channel of transformer substation - Google Patents
Monitoring and management method, system, terminal and storage medium for digital channel of transformer substation Download PDFInfo
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- CN112152878B CN112152878B CN202010968415.3A CN202010968415A CN112152878B CN 112152878 B CN112152878 B CN 112152878B CN 202010968415 A CN202010968415 A CN 202010968415A CN 112152878 B CN112152878 B CN 112152878B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 238000007726 management method Methods 0.000 title claims description 16
- 238000012806 monitoring device Methods 0.000 claims abstract description 76
- 238000001514 detection method Methods 0.000 claims abstract description 46
- 238000004891 communication Methods 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims abstract description 28
- 230000002159 abnormal effect Effects 0.000 claims abstract description 26
- 238000004590 computer program Methods 0.000 claims description 3
- 230000008439 repair process Effects 0.000 abstract description 5
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
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- 238000013461 design Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/10—Active monitoring, e.g. heartbeat, ping or trace-route
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/20—Administration of product repair or maintenance
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The invention provides a method, a system, a terminal and a storage medium for monitoring and managing a digital channel of a transformer substation, wherein two ends of the digital channel are respectively connected with a dispatching center and the transformer substation, the transformer substation is provided with a monitoring device, the monitoring device is in remote communication connection with the dispatching center, and the method comprises the following steps: the monitoring device receives a detection message which is periodically sent to the transformer substation by the dispatching center; the monitoring device judges whether the detection message is received within a preset period limit: if yes, judging that the digital channel is normal; if not, the digital channel is judged to be abnormal, and the abnormal information is sent to the dispatching center through a remote communication link. The invention can monitor the state of the digital channel of each transformer substation, so that the emergency repair is carried out in time even if a fault digital channel is found, and the standby communication link is started during the emergency repair of the fault digital channel, thereby enhancing the stability of the power supply system.
Description
Technical Field
The invention relates to the technical field of digital channels of power supply systems, in particular to a method, a system, a terminal and a storage medium for monitoring and managing digital channels of a transformer substation.
Background
The transformer substation in the power supply system is usually connected with a dispatching center through a digital channel, the transformer substation data is sent to the dispatching center, and the dispatching center sends dispatching commands to all the transformer substations after analyzing the data.
Because the power supply system is huge, the number of substations connected with the dispatching center is large, and once a certain substation is connected with a digital channel fault of the dispatching center, the dispatching center cannot find the fault in time. This brings inconvenience to the scheduling work of the scheduling center, and may cause scheduling error to the power supply system, resulting in enlarged faults.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a transformer substation digital channel monitoring and management method, a transformer substation digital channel monitoring and management system, a transformer substation digital channel monitoring and management terminal and a storage medium, so as to solve the technical problems.
In a first aspect, the present invention provides a method for monitoring and managing a digital channel of a transformer substation, wherein two ends of the digital channel are respectively connected to a dispatching center and the transformer substation, the transformer substation is provided with a monitoring device, the monitoring device establishes a remote communication connection with the dispatching center, and the method includes:
the monitoring device receives a detection message which is periodically sent to the transformer substation by the dispatching center;
the monitoring device judges whether the detection message is received within a preset period limit:
if yes, judging that the digital channel is normal;
if not, the digital channel is judged to be abnormal, and the abnormal information is sent to the dispatching center through a remote communication link.
Further, after the monitoring device receives the detection packet, the method further includes:
the monitoring device judges whether the received detection message is the same as the local prediction message:
if not, judging that the digital channel has missing codes.
Further, the method further comprises:
the monitoring device locally predicts important information items;
after the monitoring device judges that the digital channel is abnormal, collecting parameter values of the important information items from a transformer substation;
and the monitoring device sends the time of receiving the detection message last time and the parameter value of the important information item to the dispatching center through a remote communication link.
Further, the method further comprises:
after the abnormal information is sent to the dispatching center through the remote communication link, the monitoring device forwards a control command sent by the dispatching center through the remote communication link to the transformer substation.
In a second aspect, the present invention provides a transformer substation digital channel monitoring and management system, where two ends of a digital channel are respectively connected to a dispatching center and a transformer substation, the transformer substation is provided with a monitoring device, the monitoring device establishes a remote communication connection with the dispatching center, and the system includes:
the message receiving unit is configured for the monitoring device to receive detection messages which are periodically sent to the transformer substation by the dispatching center;
a message judging unit configured to judge whether the monitoring device receives the detection message within a preset period limit;
a normal determination unit configured to determine that the digital channel is normal if the monitoring device receives the detection packet within a preset period limit;
and the fault reporting unit is configured to judge that the digital channel is abnormal if the monitoring device does not receive the detection message within a preset period limit, and send the abnormal information to the dispatching center through a remote communication link.
Further, the system further comprises:
the message comparison unit is configured for the monitoring device to judge whether the received detection message is the same as the local prediction message;
and the code leakage judging unit is configured to judge that code leakage exists in the digital channel if the detection message received by the monitoring device is different from the local prediction message.
Further, the system further comprises:
the project setting unit is used for locally predicting important information items by the monitoring device;
the parameter acquisition unit is configured to acquire parameter values of the important information items from a transformer substation after the monitoring device judges that the digital channel is abnormal;
and the parameter reporting unit is configured to send the time for receiving the detection message last time and the parameter value of the important information item to the scheduling center through a remote communication link by the monitoring device.
Further, the system further comprises:
and the command forwarding unit is configured to forward the control command sent by the dispatching center through the remote communication link to the transformer substation after the abnormal information is sent to the dispatching center through the remote communication link by the monitoring device.
In a third aspect, a terminal is provided, including:
a processor, a memory, wherein,
the memory is used for storing a computer program which,
the processor is used for calling and running the computer program from the memory so as to make the terminal execute the method of the terminal.
In a fourth aspect, a computer storage medium is provided having stored therein instructions that, when executed on a computer, cause the computer to perform the method of the above aspects.
The beneficial effect of the invention is that,
according to the transformer substation digital channel monitoring and management method, the transformer substation digital channel monitoring and management system, the terminal and the storage medium, the monitoring device is arranged in the transformer substation, and the monitoring device regularly receives the detection message issued by the dispatching center, so that the state of the digital channel of each transformer substation can be monitored, the digital channel can be timely repaired even if a fault is found, the standby communication link is started during the emergency repair of the fault digital channel, and the stability of a power supply system is enhanced.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic flow diagram of a method of one embodiment of the invention.
FIG. 2 is a schematic block diagram of a system of one embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a terminal according to an embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all 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.
FIG. 1 is a schematic flow diagram of a method of one embodiment of the invention. The execution subject in fig. 1 may be a substation digital channel monitoring and management system.
As shown in fig. 1, the method 100 includes:
110, the monitoring device receives a detection message sent to a transformer substation by a dispatching center periodically;
and 140, if not, judging that the digital channel is abnormal, and sending the abnormal information to the dispatching center through a remote communication link.
In order to facilitate understanding of the present invention, the principle of the substation digital channel monitoring and management method of the present invention is combined with the monitoring and management process of the substation digital channel in the embodiment to further describe the substation digital channel monitoring and management method of the present invention.
Specifically, two ends of the digital channel are respectively connected with the dispatching center and the transformer substation, the transformer substation is provided with a monitoring device, and the monitoring device is connected with a transformer substation controller through an RS-232 interface. The monitoring device is in remote communication connection with the dispatching center, and the transformer substation digital channel monitoring and management method comprises the following steps:
and S1, the monitoring device receives the detection message sent to the transformer substation by the dispatching center periodically.
The dispatching center periodically (in this embodiment, the set period is 15 min) distributes a detection message to each substation, the detection message is a group of sequence codes, and the sequence codes sent each time are the same. The monitoring device of each substation stores the sequence code.
S2, the monitoring device judges whether the detection message is received within a preset period: if yes, judging that the digital channel is normal; if not, the digital channel is judged to be abnormal, and the abnormal information is sent to the dispatching center through a remote communication link.
And the monitoring device of the transformer substation records the time of receiving the detection message each time, starts timing after receiving the detection message, and restarts timing each time a new detection message is received. And judging whether the timing time exceeds 15min, and if the timing time exceeds 15min, judging that the digital channels of the transformer substation and the dispatching center have faults. If a new detection message is received within 15min, judging whether the detection message is consistent with the locally stored sequence code, if not, indicating that the digital channel has missing codes, and if so, judging that the digital channel is normal.
And if the monitoring device judges that the digital channel of the transformer substation has faults or missing codes, generating a digital channel alarm prompt and sending alarm information to the dispatching center through the remote communication link. And after the power grid maintenance personnel check the alarm from the dispatching center, the distribution maintenance personnel maintain the digital channel generating the alarm.
When the alarm digital channel is in a maintenance state, the transformer substation starts the standby channel, and the specific method comprises the following steps:
important information items (parameter items essential for scheduling calculation) are set in the monitoring device in advance, and in a maintenance state, the monitoring device acquires important information item parameters of the transformer substation through an RS-232 interface and sends the important information item parameters to a scheduling center through a remote communication link. The dispatching center generates a dispatching command according to the important information item parameters, and sends the dispatching command to the monitoring device through the remote communication link, and the monitoring device sends the dispatching command to the transformer substation, so that the basic control of the transformer substation during maintenance is realized.
As shown in fig. 2, the system 200 includes:
the message receiving unit 210 is configured to receive a detection message periodically sent to the substation by the scheduling center through the monitoring device;
a message determining unit 220 configured to determine whether the monitoring device receives the detection message within a preset period limit;
a normality determining unit 230 configured to determine that the digital channel is normal if the monitoring device receives the detection packet within a preset period;
and a fault reporting unit 240 configured to determine that the digital channel is abnormal if the monitoring device does not receive the detection packet within a preset period limit, and send the abnormal information to the scheduling center through a remote communication link.
Optionally, as an embodiment of the present invention, the system further includes:
the message comparison unit is configured for the monitoring device to judge whether the received detection message is the same as the local prediction message;
and the code leakage judging unit is configured to judge that code leakage exists in the digital channel if the detection message received by the monitoring device is different from the local prediction message.
Optionally, as an embodiment of the present invention, the system further includes:
the project setting unit is used for locally predicting important information items by the monitoring device;
the parameter acquisition unit is configured to acquire parameter values of the important information items from a transformer substation after the monitoring device judges that the digital channel is abnormal;
and the parameter reporting unit is configured to send the time for receiving the detection message last time and the parameter value of the important information item to the scheduling center through a remote communication link by the monitoring device.
Optionally, as an embodiment of the present invention, the system further includes:
and the command forwarding unit is configured to forward the control command sent by the dispatching center through the remote communication link to the transformer substation after the abnormal information is sent to the dispatching center through the remote communication link by the monitoring device.
Fig. 3 is a schematic structural diagram of a terminal 300 according to an embodiment of the present invention, where the terminal 300 may be used to execute a substation digital channel monitoring and management method according to the embodiment of the present invention.
Among them, the terminal 300 may include: a processor 310, a memory 320, and a communication unit 330. The components communicate via one or more buses, and those skilled in the art will appreciate that the architecture of the servers shown in the figures is not intended to be limiting, and may be a bus architecture, a star architecture, a combination of more or less components than those shown, or a different arrangement of components.
The memory 320 may be used for storing instructions executed by the processor 310, and the memory 320 may be implemented by any type of volatile or non-volatile storage terminal or combination thereof, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic disk or optical disk. The executable instructions in memory 320, when executed by processor 310, enable terminal 300 to perform some or all of the steps in the method embodiments described below.
The processor 310 is a control center of the storage terminal, connects various parts of the entire electronic terminal using various interfaces and lines, and performs various functions of the electronic terminal and/or processes data by operating or executing software programs and/or modules stored in the memory 320 and calling data stored in the memory. The processor may be composed of an Integrated Circuit (IC), for example, a single packaged IC, or a plurality of packaged ICs connected with the same or different functions. For example, the processor 310 may include only a Central Processing Unit (CPU). In the embodiment of the present invention, the CPU may be a single operation core, or may include multiple operation cores.
A communication unit 330, configured to establish a communication channel so that the storage terminal can communicate with other terminals. And receiving user data sent by other terminals or sending the user data to other terminals.
The present invention also provides a computer storage medium, wherein the computer storage medium may store a program, and the program may include some or all of the steps in the embodiments provided by the present invention when executed. The storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM) or a Random Access Memory (RAM).
Therefore, the monitoring device is arranged in the substation, and the monitoring device regularly receives the detection message issued by the dispatching center, so that the state of the digital channel of each substation can be monitored, and even if a fault digital channel is found, the emergency repair is performed in time, and the standby communication link is started during the emergency repair of the fault digital channel, so that the stability of the power supply system is enhanced.
Those skilled in the art will readily appreciate that the techniques of the embodiments of the present invention may be implemented as software plus a required general purpose hardware platform. Based on such understanding, the technical solutions in the embodiments of the present invention may be embodied in the form of a software product, where the computer software product is stored in a storage medium, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and the like, and the storage medium can store program codes, and includes instructions for enabling a computer terminal (which may be a personal computer, a server, or a second terminal, a network terminal, and the like) to perform all or part of the steps of the method in the embodiments of the present invention.
The same and similar parts in the various embodiments in this specification may be referred to each other. Especially, for the terminal embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant points can be referred to the description in the method embodiment.
In the embodiments provided in the present invention, it should be understood that the disclosed system and method can be implemented in other ways. For example, the above-described system embodiments are merely illustrative, and for example, the division of the units is only one logical functional division, and other divisions may be realized in practice, 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, systems 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.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A monitoring and management method for a digital channel of a transformer substation is characterized in that two ends of the digital channel are respectively connected with a dispatching center and the transformer substation, the transformer substation is provided with a monitoring device, the monitoring device is in remote communication connection with the dispatching center, and the method comprises the following steps:
the monitoring device receives a detection message which is periodically sent to the transformer substation by the dispatching center;
the monitoring device judges whether the detection message is received within a preset period limit:
if yes, judging that the digital channel is normal;
if not, judging that the digital channel is abnormal, and sending abnormal information to the dispatching center through a remote communication link;
the method further comprises the following steps:
the monitoring device locally predicts important information items;
after the monitoring device judges that the digital channel is abnormal, collecting parameter values of the important information items from a transformer substation;
the monitoring device sends the time of receiving the detection message last time and the parameter value of the important information item to the dispatching center through a remote communication link;
after the monitoring device receives the detection message, the method further includes:
the monitoring device judges whether the received detection message is the same as the local prediction message:
if not, judging that the digital channel has missing codes.
2. The method of claim 1, further comprising:
after the abnormal information is sent to the dispatching center through the remote communication link, the monitoring device forwards the control command sent by the dispatching center through the remote communication link to the transformer substation.
3. The utility model provides a transformer substation's digital channel monitoring management system which characterized in that, dispatch center and transformer substation are connected respectively to the digital channel both ends, the transformer substation is equipped with monitoring devices, monitoring devices with remote communication connection is established to the dispatch center, the system includes:
the message receiving unit is configured for the monitoring device to receive detection messages which are periodically sent to the transformer substation by the dispatching center;
a message judging unit configured to judge whether the monitoring device receives the detection message within a preset period limit;
a normal determination unit configured to determine that the digital channel is normal if the monitoring device receives the detection packet within a preset period limit;
the fault reporting unit is configured to judge that the digital channel is abnormal if the monitoring device does not receive the detection message within a preset period limit, and send abnormal information to the dispatching center through a remote communication link;
the system further comprises:
the project setting unit is used for locally predicting important information items by the monitoring device;
the parameter acquisition unit is configured to acquire parameter values of the important information items from a transformer substation after the monitoring device judges that the digital channel is abnormal;
the parameter reporting unit is configured to send the time for receiving the detection message last time and the parameter value of the important information item to the scheduling center through a remote communication link by the monitoring device;
the system further comprises:
the message comparison unit is configured for the monitoring device to judge whether the received detection message is the same as the local prediction message;
and the code leakage judging unit is configured to judge that code leakage exists in the digital channel if the detection message received by the monitoring device is different from the local prediction message.
4. The system of claim 3, further comprising:
and the command forwarding unit is configured to forward the control command sent by the dispatching center through the remote communication link to the transformer substation after the abnormal information is sent to the dispatching center through the remote communication link by the monitoring device.
5. A terminal, comprising:
a processor;
a memory for storing instructions for execution by the processor;
wherein the processor is configured to perform the method of any of claims 1-2.
6. A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the method according to any one of claims 1-2.
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| CN104579839A (en) * | 2015-01-05 | 2015-04-29 | 广州至德电力科技有限公司 | Transformer substation communication network state online monitoring system and method |
| CN106300679A (en) * | 2016-09-29 | 2017-01-04 | 中国南方电网有限责任公司电网技术研究中心 | The system and method for transformer substation remote monitoring |
| CN106302540A (en) * | 2016-10-14 | 2017-01-04 | 国网浙江省电力公司绍兴供电公司 | Communications network security detecting system based on substation information safety and method |
| CN108287278A (en) * | 2017-12-29 | 2018-07-17 | 国网北京市电力公司 | Fault detection method and system, the storage medium and processor of substation |
| CN110365534A (en) * | 2019-07-15 | 2019-10-22 | 福建省万维新能源电力有限公司 | A kind of intelligent substation communication system is chopped off automatically and restoration methods |
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