CN106384195B - A kind of substation equipment maintenance and repair method - Google Patents

A kind of substation equipment maintenance and repair method Download PDF

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Publication number
CN106384195B
CN106384195B CN201610815214.3A CN201610815214A CN106384195B CN 106384195 B CN106384195 B CN 106384195B CN 201610815214 A CN201610815214 A CN 201610815214A CN 106384195 B CN106384195 B CN 106384195B
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China
Prior art keywords
transformer equipment
information
service
overhauls
tbo
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CN106384195A (en
Inventor
张体领
翟东阔
王安宁
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State Grid Corp of China SGCC
Jining Power Supply Co of State Grid Shandong Electric Power Co Ltd
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State Grid Corp of China SGCC
Jining Power Supply Co of State Grid Shandong Electric Power Co Ltd
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Priority to CN201610815214.3A priority Critical patent/CN106384195B/en
Publication of CN106384195A publication Critical patent/CN106384195A/en
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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
    • G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
    • G06Q10/063—Operations research, analysis or management
    • G06Q10/0631—Resource planning, allocation, distributing or scheduling for enterprises or organisations
    • G06Q10/06311—Scheduling, planning or task assignment for a person or group
    • 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
    • G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
    • G06Q10/063—Operations research, analysis or management
    • G06Q10/0631—Resource planning, allocation, distributing or scheduling for enterprises or organisations
    • G06Q10/06312—Adjustment or analysis of established resource schedule, e.g. resource or task levelling, or dynamic rescheduling
    • 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
    • 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 discloses a kind of substation equipment maintenance and repair method, belong to technical field of power systems.The described method includes：Obtain the operation information of transformer equipment；Problem information is determined according to operation information；Service personnel and service information are determined according to problem information and the transformer equipment pre-established maintenance topological diagram；Service information is sent to service personnel, service personnel is overhauled according to service information to transformer equipment.Present invention comprehensive utilization operation information, problem information, the acquisition of service information, processing and feedback, service personnel and service information are determined according to problem information and the transformer equipment pre-established maintenance topological diagram, service information is sent to service personnel, service personnel is overhauled according to service information to transformer equipment, lift the accuracy of service information.In addition, adjusting the time between overhauls(TBO) of the transformer equipment according to service information, the time between overhauls(TBO) of transformer equipment can be corrected, is allowed to more be bonded the current service requirements of transformer equipment.

Description

A kind of substation equipment maintenance and repair method
Technical field
The present invention relates to technical field of power systems, more particularly to a kind of substation equipment maintenance and repair method.
Background technology
In electric system, overhauled before transformer equipment will break down state, it is ensured that transformer equipment safety Operation, reduces transformer equipment loss ratio, reduces power off time, extends the transformer equipment time between overhauls(TBO), improves power supply reliability.
At present, transformer equipment repair method is：Overhaul management personnel manually determine maintenance task, and are sent to service personnel Job order is overhauled, wherein maintenance job order includes the description of maintenance task, such as：Overhaul position, the transformer equipment name of maintenance Claim, overhaul content etc..After service personnel obtains maintenance job order, overhauled according to the content of maintenance job order.
This method needs manually definite maintenance task, generation maintenance job order, and artificial treatment can reduce maintenance task Accuracy.
The content of the invention
(1) technical problems to be solved
In order to lift the accuracy of service information, the present invention provides a kind of substation equipment maintenance and repair method, can be believed according to problem The transformer equipment maintenance topological diagram for ceasing and pre-establishing determines service personnel and service information, and service information is sent to inspection Personnel are repaiied, service personnel is overhauled according to service information to transformer equipment, lift the accuracy of service information.
(2) technical solution
In order to achieve the above object, the main technical schemes that the present invention uses include：
A kind of substation equipment maintenance and repair method, includes the following steps：
101, obtain the operation information of transformer equipment；
102, problem information is determined according to the operation information；
103, according to described problem information and the transformer equipment pre-established maintenance topological diagram determine service personnel and Service information, the service information, including：The title of the transformer equipment, the identifying of the transformer equipment, the transformer equipment Position, with the transformer equipment have service logic relation transformer equipment title, with the transformer equipment have service logic pass The transformer equipment of system is identified, there is the transformer equipment position of service logic relation with the transformer equipment, had with the transformer equipment The transformer equipment title of physical logic relation, the transformer equipment mark for having with the transformer equipment physical logic relation, with it is described Transformer equipment has the transformer equipment position of physical logic relation, described problem information, repair time；
104, the service information is sent to the service personnel, makes the service personnel according to the service information pair The transformer equipment is overhauled；
105, the time between overhauls(TBO) of the transformer equipment is adjusted according to the service information；
Wherein, the step 102, including following sub-step：
102-1, obtains the normal information of the transformer equipment prestored；
102-2, by the operation information compared with the normal information；
102-3, if (| the operation information-normal information |/the operation information) it is more than 0.16, it is determined that it is described Operation information is problem information；
The step 105, including following sub-step：
105-1, obtains service information of the transformer equipment in preset time period, and the transformer equipment is current Time between overhauls(TBO)；
105-2, analyzes the service information in the transformer equipment preset time period, is believed according to the maintenance of the transformer equipment Breath determines candidate's time between overhauls(TBO)；
105-3, the new inspection of the transformer equipment is determined according to the relation between candidate's time between overhauls(TBO) and current time between overhauls(TBO) Repair the cycle；
105-4, the new time between overhauls(TBO) is adjusted to by the current time between overhauls(TBO) of transformer equipment；
The step 105-3, including：
If candidate is shorter than current time between overhauls(TBO) * 1.68 time between overhauls(TBO)s, candidate's time between overhauls(TBO) is determined as the change The new time between overhauls(TBO) of electric equipment；
If candidate's time between overhauls(TBO) is not shorter than current time between overhauls(TBO) * 1.68, the current time between overhauls(TBO) is determined as described The new time between overhauls(TBO) of transformer equipment.
Alternatively, before step 103 performs, following steps are further included：
Obtain title, mark, position, service logic, the physical logic of each transformer equipment；
Obtain the maintenance content, maintenance geographic range, effective time of each service personnel；
According to the title of each transformer equipment, mark, position, service logic, physical logic and each service personnel Content, maintenance geographic range, effective time are overhauled, determines the transformer equipment maintenance topological diagram between each transformer equipment.
Alternatively, the service logic, including：There is the transformer equipment of business relations with transformer equipment.
Alternatively, the physical logic, including：There is the transformer equipment of connection with transformer equipment.
(3) beneficial effect
The beneficial effects of the invention are as follows：Obtain the operation information of transformer equipment；Problem information is determined according to operation information；Root Service personnel and service information are determined according to problem information and the transformer equipment pre-established maintenance topological diagram；By service information Send to service personnel, service personnel is overhauled according to service information to transformer equipment, lift the accuracy of service information. In addition, adjusting the time between overhauls(TBO) of the transformer equipment according to service information, the time between overhauls(TBO) of transformer equipment can be corrected, is allowed to more It is bonded the current service requirements of transformer equipment.
Brief description of the drawings
Fig. 1 is a kind of substation equipment maintenance and repair method flow diagram that the embodiment of the present invention one provides；
Fig. 2 is a kind of substation equipment maintenance and repair method flow diagram provided by Embodiment 2 of the present invention.
Embodiment
In order to preferably explain the present invention, in order to understand, below in conjunction with the accompanying drawings, by embodiment, to this hair It is bright to be described in detail.
At present, overhaul management personnel manually determine maintenance task, and send maintenance job order, service personnel to service personnel After obtaining maintenance job order, overhauled according to the content of maintenance job order.This method needs manually definite maintenance task, generation Job order is overhauled, and artificial treatment can reduce the accuracy of maintenance task.The present invention provides a kind of substation equipment maintenance and repair method, obtains The operation information of transformer equipment；Problem information is determined according to operation information；Set according to problem information and the power transformation pre-established Standby maintenance topological diagram determines service personnel and service information；Service information is sent to service personnel, make service personnel according to Service information overhauls transformer equipment, lifts the accuracy of service information.
Embodiment one
A kind of substation equipment maintenance and repair method is present embodiments provided, referring to Fig. 1, method flow provided in this embodiment is specifically such as Under：
101, obtain the operation information of transformer equipment；
102, problem information is determined according to operation information；
Including following sub-step wherein, step 102,：
102-1, obtains the normal information of the transformer equipment prestored；
102-2, by operation information compared with normal information；
102-3, if (| operation information-normal information |/operation information) it is more than 0.16, it is determined that operation information is believed for problem Breath.
103, service personnel and maintenance are determined according to problem information and the transformer equipment pre-established maintenance topological diagram Information, service information, including：The title of transformer equipment, the mark of transformer equipment, the position of transformer equipment, have with transformer equipment The transformer equipment title of service logic relation, the transformer equipment for having service logic relation with transformer equipment identifies and transformer equipment There is the transformer equipment position of service logic relation, there is the transformer equipment title of physical logic relation with transformer equipment, set with power transformation Have the transformer equipment mark of physical logic relation, there is the transformer equipment position of physical logic relation, problem to believe with transformer equipment Breath, repair time；
Alternatively, before step 103 performs, following steps are further included：
Obtain title, mark, position, service logic, the physical logic of each transformer equipment；
Obtain the maintenance content, maintenance geographic range, effective time of each service personnel；
According to the title of each transformer equipment, mark, position, service logic, physical logic and the maintenance of each service personnel Content, maintenance geographic range, effective time, determine the transformer equipment maintenance topological diagram between each transformer equipment.
Wherein, service logic, including：There is the transformer equipment of business relations with transformer equipment.
Wherein, physical logic, including：There is the transformer equipment of connection with transformer equipment.
104, service information is sent to service personnel, service personnel is examined according to service information to transformer equipment Repair；
105, the time between overhauls(TBO) of transformer equipment is adjusted according to service information.
Including following sub-step wherein, step 105,：
105-1, obtains service information of the transformer equipment in preset time period, and the current maintenance week of transformer equipment Phase；
105-2, analyzes the service information in transformer equipment preset time period, determines to wait according to the service information of transformer equipment Select the time between overhauls(TBO)；
105-3, the new maintenance week of transformer equipment is determined according to the relation between candidate's time between overhauls(TBO) and current time between overhauls(TBO) Phase；
105-4, the new time between overhauls(TBO) is adjusted to by the current time between overhauls(TBO) of transformer equipment；
Step 105-3, including：
If candidate is shorter than current time between overhauls(TBO) * 1.68 time between overhauls(TBO)s, candidate is determined as transformer equipment the time between overhauls(TBO) The new time between overhauls(TBO)；
If candidate's time between overhauls(TBO) is not shorter than current time between overhauls(TBO) * 1.68, the current time between overhauls(TBO) is determined as transformer equipment The new time between overhauls(TBO).
Method provided in this embodiment, obtains the operation information of transformer equipment；Problem information is determined according to operation information；Root Service personnel and service information are determined according to problem information and the transformer equipment pre-established maintenance topological diagram；By service information Send to service personnel, service personnel is overhauled according to service information to transformer equipment, lift the accuracy of service information.
In order to clearly illustrate substation equipment maintenance and repair method that above-described embodiment provides, with reference to the content of above-described embodiment, By taking following examples two as an example, substation equipment maintenance and repair method is described in detail, sees below embodiment two：
Embodiment two
A kind of substation equipment maintenance and repair method is present embodiments provided, referring to Fig. 2, method flow provided in this embodiment is specifically such as Under：
201, establish transformer equipment maintenance topological diagram；
This step can be realized by following three step：
Step 1：Obtain title, mark, position, service logic, the physical logic of each transformer equipment；
Wherein, service logic, including：There is the transformer equipment of business relations with transformer equipment.Physical logic, including：With change Electric equipment has the transformer equipment of connection.
By taking transformer equipment A as an example, if transformer equipment A powers for transformer equipment D, at this time, transformer equipment A and transformer equipment D Between can not only be directly connected to, can also be indirectly connected with by other equipment, then the service logic of transformer equipment A sets for power transformation Standby D.
If the electric current input transformer equipment A of transformer equipment B outputs, and the electric current input transformer equipment of transformer equipment A outputs C, then the physical logic of transformer equipment A is transformer equipment B and transformer equipment C, and transformer equipment B is input logic, transformer equipment C To export logic.
Step 2：Obtain the maintenance content, maintenance geographic range, effective time of each service personnel；
Step 3：According to the title of each transformer equipment, mark, position, service logic, physical logic and each service personnel Maintenance content, maintenance geographic range, the effective time, determine between each transformer equipment transformer equipment maintenance topological diagram.
Service logic relation, the physical logic that transformer equipment maintenance topological diagram can reflect between each transformer equipment are closed Relation between system, transformer equipment and maintenance personal.
202, obtain the operation information of transformer equipment；
Wherein, operation information includes but not limited to：Photo, transformer equipment operation when operating index, transformer equipment operation When video recording etc..
203, problem information is determined according to operation information；
The specific implementation of this step includes but not limited to：
203-1, obtains the normal information of the transformer equipment prestored；
203-2, by operation information compared with normal information；
203-3, if (| operation information-normal information |/operation information) it is more than 0.16, it is determined that the operation information is to ask Inscribe information.
For example, the normal information of the transformer equipment prestored is 110 volts of voltage, the transformer equipment obtained in step 202 Operation information be 90 volts of voltage, at this time, | operation information-normal information |/operation information=| 110-90 |/110=0.18, 0.18>0.16, it is determined that the operation information is problem information.
204, service personnel and maintenance are determined according to problem information and the transformer equipment pre-established maintenance topological diagram Information；
The transformer equipment maintenance topological diagram established by step 201 include the title of each transformer equipment, mark, position, The maintenance content of service logic, physical logic and each service personnel, maintenance geographic range, effective time, it can reflect The relation between service logic relation, physical logic relation, transformer equipment and maintenance personal between each transformer equipment.Therefore, The title of transformer equipment, transformer equipment can be determined according to problem information and the transformer equipment pre-established maintenance topological diagram Mark, the position of transformer equipment, the transformer equipment title for having with transformer equipment service logic relation, with transformer equipment have business to patrol The transformer equipment mark and transformer equipment for the relation of collecting have the transformer equipment position of service logic relation, have physics with transformer equipment The transformer equipment title of logical relation, the transformer equipment for having physical logic relation with transformer equipment identify, have thing with transformer equipment The transformer equipment position of reason logical relation, service personnel, repair time.
Therefore, the service information in the present embodiment, including：The title of transformer equipment, the mark of transformer equipment, transformer equipment Position, have with transformer equipment the transformer equipment title of service logic relation, have the power transformation of service logic relation with transformer equipment Device identification and transformer equipment have the transformer equipment position of service logic relation, have the change of physical logic relation with transformer equipment Electric equipment title, the transformer equipment for having physical logic relation with transformer equipment identify, have physical logic relation with transformer equipment Transformer equipment position, problem information, repair time.
205, service information is sent to service personnel, service personnel is examined according to service information to transformer equipment Repair；
206, the time between overhauls(TBO) of transformer equipment is adjusted according to service information.
Since transformer equipment has the normal time between overhauls(TBO) in itself, and above-mentioned steps 202 to step 205 is according to transformer equipment The maintenance task that current operating condition determines, it is unrelated with the time between overhauls(TBO) of transformer equipment in itself, but step in practical applications 202 determine that the cycle of maintenance task has an impact the time between overhauls(TBO) of transformer equipment in itself to step 205.For example, as power transformation is set Standby use, its time between overhauls(TBO) can be shorter and shorter, and when shortens, and how much foreshorten to can be true to step 205 according to step 202 The cycle that regular inspection repaiies task determines.Therefore, service information is sent to service personnel in execution step 205, can also performed Step 206 adjusts the time between overhauls(TBO) of transformer equipment according to service information.
The specific implementation of the time between overhauls(TBO) of transformer equipment is adjusted according to service information, is included but not limited to：
206-1, obtains service information of the transformer equipment in preset time period, and the current maintenance week of transformer equipment Phase；
206-2, analyzes the service information in transformer equipment preset time period, determines to wait according to the service information of transformer equipment Select the time between overhauls(TBO)；
206-3, the new maintenance week of transformer equipment is determined according to the relation between candidate's time between overhauls(TBO) and current time between overhauls(TBO) Phase；
206-4, the new time between overhauls(TBO) is adjusted to by the current time between overhauls(TBO) of transformer equipment.
Specifically, in step 206-3：If candidate is shorter than current time between overhauls(TBO) * 1.68 time between overhauls(TBO)s, candidate is overhauled into week Phase is determined as the new time between overhauls(TBO) of transformer equipment；If candidate's time between overhauls(TBO) is not shorter than current time between overhauls(TBO) * 1.68, will currently examine Repair the new time between overhauls(TBO) that the cycle is determined as transformer equipment.
Execution by the time between overhauls(TBO) step that transformer equipment is adjusted according to service information, can working as according to transformer equipment Preceding service condition dynamic adjusts the time between overhauls(TBO) of the transformer equipment, the time between overhauls(TBO) of transformer equipment is more in line with transformer equipment and works as Preceding operating status, and then ensure transformer equipment safe operation.
Method provided in this embodiment, obtains the operation information of transformer equipment；Problem information is determined according to operation information；Root Service personnel and service information are determined according to problem information and the transformer equipment pre-established maintenance topological diagram；By service information Send to service personnel, service personnel is overhauled according to service information to transformer equipment, lift the accuracy of service information. In addition, adjusting the time between overhauls(TBO) of the transformer equipment according to service information, the time between overhauls(TBO) of transformer equipment can be corrected, is allowed to more It is bonded the current service requirements of transformer equipment.

Claims (3)

  1. A kind of 1. substation equipment maintenance and repair method, it is characterised in that the method, includes the following steps：
    101, obtain the operation information of transformer equipment；
    102, problem information is determined according to the operation information；
    103, service personnel and maintenance are determined according to described problem information and the transformer equipment pre-established maintenance topological diagram Information, the service information, including：The title of the transformer equipment, the identifying of the transformer equipment, the position of the transformer equipment Put, there is the transformer equipment title of service logic relation with the transformer equipment, have service logic relation with the transformer equipment Transformer equipment mark and the transformer equipment have the transformer equipment position of service logic relation, have physics with the transformer equipment The transformer equipment title of logical relation, have the transformer equipment mark of physical logic relation and the power transformation with the transformer equipment Equipment has the transformer equipment position of physical logic relation, described problem information, repair time；
    104, the service information is sent to the service personnel, makes the service personnel according to the service information to described Transformer equipment is overhauled；
    105, the time between overhauls(TBO) of the transformer equipment is adjusted according to the service information；
    Wherein, the step 102, including following sub-step：
    102-1, obtains the normal information of the transformer equipment prestored；
    102-2, by the operation information compared with the normal information；
    102-3, if (| the operation information-normal information |/the operation information) it is more than 0.16, it is determined that the operation Information is problem information；
    Before the step 103 performs, following steps are further included：
    Obtain title, mark, position, service logic, the physical logic of each transformer equipment；
    Obtain the maintenance content, maintenance geographic range, effective time of each service personnel；
    According to the title of each transformer equipment, mark, position, service logic, physical logic and the maintenance of each service personnel Content, maintenance geographic range, effective time, determine the transformer equipment maintenance topological diagram between each transformer equipment；
    The step 105, including following sub-step：
    105-1, obtains service information of the transformer equipment in preset time period, and the current maintenance of the transformer equipment Cycle；
    105-2, analyzes the service information in the transformer equipment preset time period, true according to the service information of the transformer equipment Determine candidate's time between overhauls(TBO)；
    105-3, the new maintenance week of the transformer equipment is determined according to the relation between candidate's time between overhauls(TBO) and current time between overhauls(TBO) Phase；
    105-4, the new time between overhauls(TBO) is adjusted to by the current time between overhauls(TBO) of transformer equipment；
    The step 105-3, including：
    If candidate is shorter than current time between overhauls(TBO) * 1.68 time between overhauls(TBO)s, candidate's time between overhauls(TBO) is determined as the power transformation and is set The standby new time between overhauls(TBO)；
    If candidate's time between overhauls(TBO) is not shorter than current time between overhauls(TBO) * 1.68, the current time between overhauls(TBO) is determined as the power transformation The new time between overhauls(TBO) of equipment.
  2. 2. step according to claim 1, it is characterised in that the service logic, including：There is business connection with transformer equipment The transformer equipment of system.
  3. 3. step according to claim 1, it is characterised in that the physical logic, including：There is circuit company with transformer equipment The transformer equipment connect.
CN201610815214.3A 2016-09-09 2016-09-09 A kind of substation equipment maintenance and repair method Active CN106384195B (en)

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106408215A (en) * 2016-10-28 2017-02-15 宁波天派智能科技有限公司 Substation equipment running condition detection method and device
CN107979182A (en) * 2017-12-29 2018-05-01 武汉神宇电气有限公司 High-low pressure complete set of distribution long-distance maintenance method and system
CN110942163A (en) * 2019-12-23 2020-03-31 国网湖北省电力公司咸宁供电公司 Intelligent maintenance method and system based on big data
CN112085410A (en) * 2020-09-18 2020-12-15 广东电网有限责任公司 Maintenance task arrangement method, device, equipment and storage medium

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Publication number Priority date Publication date Assignee Title
CN104867061A (en) * 2015-06-04 2015-08-26 国网上海市电力公司 State repair management system for relay protection device
CN105809257A (en) * 2016-03-09 2016-07-27 国家电网公司 Power communication network-based triggering type condition-based maintenance method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104867061A (en) * 2015-06-04 2015-08-26 国网上海市电力公司 State repair management system for relay protection device
CN105809257A (en) * 2016-03-09 2016-07-27 国家电网公司 Power communication network-based triggering type condition-based maintenance method

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