CN103051494A - Method and system for comprehensive charged detection of power equipment - Google Patents
Method and system for comprehensive charged detection of power equipment Download PDFInfo
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- CN103051494A CN103051494A CN2012105538308A CN201210553830A CN103051494A CN 103051494 A CN103051494 A CN 103051494A CN 2012105538308 A CN2012105538308 A CN 2012105538308A CN 201210553830 A CN201210553830 A CN 201210553830A CN 103051494 A CN103051494 A CN 103051494A
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Abstract
The invention belongs to the field of charged detection of a power system, which relates to a method and a system for charged detection of movable and comprehensive power equipment. The method is characterized by adopting a distributed deployment mode, enabling each movable terminal to independently complete charged detection test projects, gathering the charged detection test projects in a database by adopting various data access methods, matching a server side of a platform, and creating a charged detection data comprehensive analyzing network facing all power equipment of an administrated area and containing all the charged detection test projects. According to the system and the method disclosed by the invention, various data early-warning analyzing modes are adopted, a quantifiable judging method is provided for data early-warning information and early-warning reliability, the equipment operation condition is completely and comprehensively analyzed, and the providing of a reliable data basis for further locating the fault of the power equipment is ensured.
Description
Technical field
The invention belongs to the charged detection field of electric power system, relate to charged electric power apparatus detection method a kind of movement, comprehensive and system, particularly, the present invention relates to combination band electro-detection software platform and combination band electric-examination measuring car.
Background technology
Charged detection technique has had the history of more than ten years in developed countries such as America and Europes, by equipment state evaluation, risk assessment, the technological means such as maintenance decision, take that power equipment is intensive, the scientific management mode, power equipment carried out the assets life-cycle management, realized based on the maintenance of the reliability of equipment, the maintenance of merit-based risk, to the transformation based on the maintenance model of electric network reliability, conscientiously ensured the safety of power equipment.During the 2008 Olympic Games, State Grid Corporation of China has introduced relevant charged checkout equipment, effective guarantee the Olympic venue Electrical Safety; In recent years, national grid was just carried out charged testing in pilot at drug in some provinces, chose typical transformer station and carried out on-the-spot live testing demonstration and demonstration, and organize the employee to carry out technical training, puted forth effort elevator belt electro-detection technical merit.
At present, electric network composition is comparatively complicated, and number of devices and type class constantly enlarge, and the corresponding project of patrolling and examining, test method also constantly increase, and have greatly strengthened the personnel's that patrol and examine working strength.Exist traditional routine inspection mode to expose gradually open defect, many such as human factor, that workload is large, efficient is low, management cost is high, the patrol record level of informatization is low, test apparatus too much reaches partial properties is undesirable etc.Carry out live testing working face current velocity meter device equipment and relatively disperse, test efficiency is low, the not high problems of intelligent level.In recent years, Southern Power Grid Company has obtained larger development aspect hotline maintenance, particularly the projects such as infrared charged test item, Partial Discharge Detection project have accumulated a large amount of Site Detection data and diagnostic experiences, possess the basis of carrying out electric power apparatus integrated hotline maintenance technology.In order to support carrying out smoothly of combination band electro-detection work, find early latency operation hidden danger, assurance equipment and power grid security reliability service, the research that is necessary to accelerate how to set up efficient, motor-driven on-the-spot electrification detection system aspect.
Nearly 2 years, existing a small amount of unit progressively started Pilot project construction with electro-detection integrated system platform according to the charged testing characteristics in one's respective area at home.Because charged checkout equipment producer is different, communication interface, detection mode, communications protocol different, the on-the-spot charged testing flow process of power equipment is disunity still, " electric power apparatus integrated charged detection method and system " can design integrated vehicle-mounted structure in the confined space, simplify test operation, build movable automatic, information-based work on the spot environment, at a distance timely data upload service is provided, effectively elevator belt electrical testing operating technology level and managerial skills.
Summary of the invention
One of the object of the invention provides a kind of charged electric power apparatus detection method, the method can be to the quantifiable determination methods of data early warning information, the proposition of early warning reliability, the equipment operating condition is carried out perfect, comprehensive analysis, guarantee that equipment is carried out further fault location provides the authentic data foundation.
For realizing above goal of the invention, the invention provides a kind of charged electric power apparatus detection method, its detection method comprises the steps:
Step 1), system carry out user rs authentication:
When mobile client is in line states at every turn, all initiate user's authentication application to server, guarantee that client user's information and upper system client-side information are synchronous;
The particular user verification step is as follows:
Under step 11), the line model, mobile client is initiated user's authentication application;
Step 12), service server end response application, by user's authentication service, the legitimacy of inspection user name and password and portable terminal, and verify whether this user possesses the authority of this server end of login;
After step 13), client are received success identity information, the available service resource that legal portable terminal can invoking server, the data synchronization service of authentication module invoking server end is obtained user authentication information;
Step 14), the notification authentication module is preserved user profile in this locality, can serve with server end, like this, can verify in this locality when user's off-line logs in next time;
Step 2), mobile client is got task: legal mobile subscriber upgrades charged Detection task information by data simultaneous module, gets current detection work, and client is subjected to tube module to call the application client-side management and serves the downloading task menu; Then carry out following steps:
(1) enters local workflow, the execution work task;
The mobile subscriber obtains after the task menu, can apply for disconnecting service, disconnects, and enters local workflow; Charged test item is carried out in indication according to the task menu item, gather and arrangement band electro-detection data, and in data-handling procedure, such as the resource of need server end, but duplicate customer authentication operation step 1) application service;
Concrete local operation step is as follows:
S31, data acquisition: the user utilizes vehicle-mounted detecting instrument equipment to carry out charged test item, obtains the initial data source of different types, and its form and storage mode are relevant with instrument and equipment producer:
S32, data are processed: diversified data source is carried out standardization, format processing, be converted into the characteristic quantity data that characterize status of electric power; Simultaneously, with characteristic amount associate device Detection task information, task to be examined information, be deposited into local data base; Detect data and be divided into two kinds of the non-indexs of finger scalar sum, be respectively applied to quantitatively or qualitative analysis equipment operating condition;
Deposit the mobile terminal data storehouse in such as the data that directly the vehicular thermal infrared imager gathered, concrete grammar is as follows: thermal infrared imager equipment directly is fixed on the elevating lever in the combination band electric-examination measuring car compartment, industrial computer accesses visible light, infrared two-path video signal by video frequency collection card, and adopts 485 transmission to detect data;
Concrete operating process is:
(01), power at first by the program control elevating lever, thermal infrared imager is stretched out the roof sky outside window;
(02), treats to begin the image data that powers on after elevating lever puts in place;
(03), in the gatherer process, the thermal infrared imager host computer procedure reads power equipment tree information, mission bit stream from local data base, the user can check infrared picture each point temperature value by mouse, and deposits the corresponding relation of data and data and tested equipment, task symbol in the back-end data table by 485 buses;
(04), finish measurement after, by program control The Cloud Terrace is reset to initial position, turn-off afterwards The Cloud Terrace and camera power supply, finish to measure and lifting resets;
As for standardized equipment detects data, testing result is deposited in the back-end data;
Other device types all can provide the informative result data, and local data base is according to different test item design data sheets, by 485, RS232, USB be mapped to the test item result in the back-end data table in one of interior mode;
S33, early warning: take tested equipment as analytic target, merge the relevant multi-specialized charged testing result data of this device object, analysis-by-synthesis equipment operating condition, output early warning information; Have equipment health factor, early warning amount, difference analysis in the early warning information and judge three parts, wherein:
Equipment health factor=1-anomaly item quantity/ examined project sum;
The explanation of early warning amount comprises information and degradation that the warning index amount is described;
Degradation=testing result-threshold value/threshold value;
Difference analysis is judged as the conclusion that the user participates in, and shows as the character express explanation of early warning situation;
S34, intelligent diagnostics: according to early warning information, the alternative data of analyzing comprehensively go out the early warning handling suggestion; Can carry out data interaction with the service server end as required, application enquiry of historical data, functional module;
Functional module is used for analysis and early warning project confidence level, preliminary judgment device health status; Concrete, adopt the SVMs computational methods, simulate the optimal classification function of equipment state, principle is described as follows: selection equipment is normal, the device parameter collection under the abnormal conditions is as the characteristic value sample set, and the sample set sampling with equal probability is divided into classification samples and training sample, by inner product calculating inseparable low-dimensional sample is mapped directly to higher dimensional space and form separable normal, unusual two classified sample sets, and draw the classifying face collection of functions; Calculate the classifying face that makes the error in classification minimum by training set, be the optimal classification face;
In test process, by the characteristic value information of Condition Detection and the distance relation of optimal classification face, to judge Devices to test normal or unusual service condition appear, comprehensively draw charged test result, for the assessment apparatus health status provides reference frame;
S35, transfer of data
After the local data fusion was finished, local administrator was provided charged test results report; In addition, the local user can apply for link, and data or report upload to the business datum service end, are realized that the data of mobile client are compiled;
Step 3), disconnection are served, are disconnected, and the completion system workflow withdraws from software systems;
Step 4), access service agency regularly regularly are synchronized to the data of service server end in the electric power system production management system database, realize that business datum finally accesses the PMS system.
The inventive method is online portable terminal and connects in real time the business service end for adding online off-line mode, and each time operation all directly sends the mode of operation of request to the business service end, and this pattern is fit to preferably environment of network condition; Off-line is exactly disposablely to upload, download job information, and then in the course of work, not the working method of Connection Service.
Two of purpose of the present invention is to provide that a kind of testing process is clear, the electric power apparatus integrated electrification detection system of data management standard, build the data exchange channels of substation field and distant place production management system, with field data wireless access power private network system, on-the-spot standardization, informationization, visual business datum provide band electro-detection business datum to support for realizing comprehensive assessment checkout equipment operating condition.
To achieve these goals, the technical solution used in the present invention is: electric power apparatus integrated electrification detection system, its system is according to Distributed Design thought, follow W3C Web Service framework, adopt service issue-discovery-access mechanism, make up service server end and combination band electro-detection special-purpose vehicle portable terminal secondary distributed system; What software platform was concrete comprises: business datum center, office side, mobile service service platform software, SSL/IPSec vpn gateway; Portable terminal specifically comprises: combination band electric-examination measuring car, client software, 3G data access module.
The present invention adopts the distributed deployment mode, so that each portable terminal can be to complete independently band electro-detection test event, and adopt the several data cut-in method to be pooled to database, with the server end of platform to cooperating, set up one and analyze net towards institute's all power equipments of area under one's jurisdiction, the band electro-detection aggregation of data of containing whole charged test items.This system and method adopts several data early warning analysis mode, quantifiable determination methods to data early warning information, the proposition of early warning reliability, the equipment operating condition is carried out perfect, comprehensive analysis, guarantee that equipment is carried out further fault location provides the authentic data foundation.
Description of drawings
Accompanying drawing 1: system logic block diagram;
Accompanying drawing 2: system's main flow chart;
Accompanying drawing 3: local workflow diagram;
Accompanying drawing 4: thermal infrared imager workflow.
Embodiment
Such as Fig. 1-Fig. 4, a kind of charged electric power apparatus detection method of the embodiment of the invention, its detection method comprises the steps:
Step 1), system carry out user rs authentication:
When mobile client is in line states at every turn, all initiate user's authentication application to server, guarantee that client user's information and upper system client-side information are synchronous;
The particular user verification step is as follows:
Under step 11), the line model, mobile client is initiated user's authentication application;
Step 12), service server end response application, by user's authentication service, the legitimacy of inspection user name and password and portable terminal, and verify whether this user possesses the authority of this server end of login;
After step 13), client are received success identity information, the available service resource that legal portable terminal can invoking server.The data synchronization service of authentication module invoking server end is obtained user authentication information;
Step 14), the notification authentication module is preserved user profile in this locality, can serve with server end.Can verify in this locality when user's off-line logs in like this, next time.
Step 2), mobile client is got task: legal mobile subscriber upgrades charged Detection task information by data simultaneous module, gets current detection work, and client is subjected to tube module to call the application client-side management and serves the downloading task menu; Then carry out following steps:
(2) enter local workflow, the execution work task;
The mobile subscriber obtains after the task menu, can apply for disconnecting service, disconnects, and enters local workflow.Charged test item is carried out in indication according to the task menu item, gathers and arrangement band electro-detection data.In data-handling procedure, such as the resource of need server end, but duplicate customer authentication operation (1) application service;
Concrete local operation step is as follows:
S31, data acquisition: the user utilizes vehicle-mounted detecting instrument equipment to carry out charged test item, obtains the initial data source of different types, and its form and storage mode are relevant with instrument and equipment producer:
S32, data are processed: diversified data source is carried out standardization, format processing, be converted into the characteristic quantity data that characterize status of electric power; Simultaneously, with characteristic amount associate device Detection task information, task to be examined information, be deposited into local data base; Detect data and be divided into two kinds of the non-indexs of finger scalar sum, be respectively applied to quantitatively or qualitative analysis equipment operating condition;
Deposit the mobile terminal data storehouse in such as the data that directly the vehicular thermal infrared imager gathered, concrete grammar is as follows: thermal infrared imager equipment directly is fixed on the elevating lever in the combination band electric-examination measuring car compartment, industrial computer accesses visible light, infrared two-path video signal by video frequency collection card, and adopts 485 transmission to detect data;
Concrete operating process is:
(01) powers at first by the program control elevating lever, thermal infrared imager is stretched out the roof sky outside window;
(02) treats to begin the image data that powers on after elevating lever puts in place;
(03) in the gatherer process, the thermal infrared imager host computer procedure reads power equipment tree information, mission bit stream from local data base, the user can check infrared picture each point temperature value by mouse, and deposits the corresponding relation of data and data and tested equipment, task symbol in the back-end data table by 485 buses;
(04) finish measurement after, by program control The Cloud Terrace is reset to initial position, turn-off afterwards The Cloud Terrace and camera power supply, finish to measure and lifting resets;
As for standardized equipment detects data, testing result is deposited in the back-end data;
Other device types all can provide the informative result data, and local data base is according to different test item design data sheets, by 485, RS232, USB be mapped to the test item result in the back-end data table in one of interior mode;
S33, early warning: take tested equipment as analytic target, merge the relevant multi-specialized charged testing result data of this device object, analysis-by-synthesis equipment operating condition, output early warning information; Have equipment health factor, early warning amount, difference analysis in the early warning information and judge three parts, wherein:
Equipment health factor=1-anomaly item quantity/ examined project sum;
The explanation of early warning amount comprises information and degradation that the warning index amount is described.Degradation=testing result-threshold value/threshold value;
Difference analysis is judged as the conclusion that the user participates in, and shows as the character express explanation of early warning situation;
S34, intelligent diagnostics: according to early warning information, the alternative data of analyzing comprehensively go out the early warning handling suggestion; Can carry out data interaction with the service server end as required, application enquiry of historical data, functional module;
Functional module is used for analysis and early warning project confidence level, preliminary judgment device health status; Concrete, adopt the SVMs computational methods, simulate the optimal classification function of equipment state, principle is described as follows: selection equipment is normal, the device parameter collection under the abnormal conditions is as the characteristic value sample set, and the sample set sampling with equal probability is divided into classification samples and training sample, by inner product calculating inseparable low-dimensional sample is mapped directly to higher dimensional space and form separable normal, unusual two classified sample sets, and draw the classifying face collection of functions; Calculate the classifying face that makes the error in classification minimum by training set, be the optimal classification face;
In test process, by the characteristic value information of Condition Detection and the distance relation of optimal classification face, to judge Devices to test normal or unusual service condition appear, comprehensively draw charged test result, for the assessment apparatus health status provides reference frame;
S35, transfer of data
After the local data fusion was finished, local administrator was provided charged test results report; In addition, the local user can apply for link, and data or report upload to the business datum service end, are realized that the data of mobile client are compiled;
Step 3), disconnection are served, are disconnected, and the completion system workflow withdraws from software systems;
Step 4), access service agency regularly regularly are synchronized to the data of service server end in the electric power system production management system database, realize that business datum finally accesses the PMS system.
The inventive method is online portable terminal and connects in real time the business service end for adding online off-line mode, and each time operation all directly sends the mode of operation of request to the business service end, and this pattern is fit to preferably environment of network condition; Off-line is exactly disposablely to upload, download job information, and then in the course of work, not the working method of Connection Service.
The electric power apparatus integrated electrification detection system of the present invention, its system is according to Distributed Design thought, follow W3C Web Service framework, adopt service issue-discovery-access mechanism, make up service server end and combination band electro-detection special-purpose vehicle portable terminal secondary distributed system; What software platform was concrete comprises: business datum center, office side, mobile service service platform software, SSL/IPSec vpn gateway; Portable terminal specifically comprises: combination band electric-examination measuring car, client software, 3G data access module.
Above-mentioned service server end is deployed in the electric power enterprise private network, wherein:
Business datum center, office side is used for stores service end group plinth information, detects data message etc.;
Mobile service service platform software provides main Web Service Service Source, comprises user's authentication service, time synchronized service, data synchronization service, client-side management service and superior system access service agency.The addressable front four kinds of services of the mobile application service interface of client realize secure interactive on-the-spot and business datum center, office side;
The SSL/IPSec vpn gateway is set up the safety isolation between portable terminal and the office side business datum center, and client certificate and access control are provided, and prevents that data center from suffering the attack from long-range disabled user.
Combination band electro-detection special-purpose vehicle portable terminal carries multiple checkout equipment and is integrated into a plurality of transformer stations and carries out on-the-spot charged testing, wherein:
Combination band electric-examination measuring car, carried and carried out combination band electro-detection professional required instrument and annex, mainly comprised: thermal infrared imager, ultraviolet corona visualizer, SF6 equipment leakage point infrared imaging detector, instrument for measuring partial discharge, earth current measuring instrument, relative dielectric loss electrification detection system, MOA total current and testing current in resistance property instrument, Portable oil-gas analyzer, portable SF6 synthesis analyzer, oily dielectric loss measuring instrument.
Client software, the data management function that possesses toy data base, according to business datum characteristics not of the same race, design the access function from the instrument to the client, carried out multiple expert data in local unified management, and passed through user authentication module, the time synchronized module, data simultaneous module and client are subjected to tube module, by the service interface of access to correspondence, realize the system synchronization of mobile client and service server end;
3G data access module realizes that by the proprietary APN+ access authentication of operator, the privately owned tunnel of L2TP, IPsec safety encipher technology 3G moves access electric power system private network, the data link between foundation and the mobile platform.
The present invention adopts the distributed deployment mode, so that each portable terminal can be to complete independently band electro-detection test event, and adopt the several data cut-in method to be pooled to database, with the server end of platform to cooperating, set up one and analyze net towards institute's all power equipments of area under one's jurisdiction, the band electro-detection aggregation of data of containing whole charged test items.This system and method adopts several data early warning analysis mode, quantifiable determination methods to data early warning information, the proposition of early warning reliability, the equipment operating condition is carried out perfect, comprehensive analysis, guarantee that equipment is carried out further fault location provides the authentic data foundation.
Claims (2)
1. charged electric power apparatus detection method, it is characterized in that: its detection method comprises the steps:
Step 1), system carry out user rs authentication:
When mobile client is in line states at every turn, all initiate user's authentication application to server, guarantee that client user's information and upper system client-side information are synchronous;
The particular user verification step is as follows:
Under step 11), the line model, mobile client is initiated user's authentication application;
Step 12), service server end response application, by user's authentication service, the legitimacy of inspection user name and password and portable terminal, and verify whether this user possesses the authority of this server end of login;
After step 13), client are received success identity information, the available service resource that legal portable terminal can invoking server, the data synchronization service of authentication module invoking server end is obtained user authentication information;
Step 14), the notification authentication module is preserved user profile in this locality, can serve with server end, like this, can verify in this locality when user's off-line logs in next time;
Step 2), mobile client is got task: legal mobile subscriber upgrades charged Detection task information by data simultaneous module, gets current detection work, and client is subjected to tube module to call the application client-side management and serves the downloading task menu; Then carry out following steps:
(1) enters local workflow, the execution work task;
The mobile subscriber obtains after the task menu, can apply for disconnecting service, disconnects, and enters local workflow; Charged test item is carried out in indication according to the task menu item, gather and arrangement band electro-detection data, and in data-handling procedure, such as the resource of need server end, but duplicate customer authentication operation step 1) application service;
Concrete local operation step is as follows:
S31, data acquisition: the user utilizes vehicle-mounted detecting instrument equipment to carry out charged test item, obtains the initial data source of different types, and its form and storage mode are relevant with instrument and equipment producer:
S32, data are processed: diversified data source is carried out standardization, format processing, be converted into the characteristic quantity data that characterize status of electric power; Simultaneously, with characteristic amount associate device Detection task information, task to be examined information, be deposited into local data base; Detect data and be divided into two kinds of the non-indexs of finger scalar sum, be respectively applied to quantitatively or qualitative analysis equipment operating condition;
Deposit the mobile terminal data storehouse in such as the data that directly the vehicular thermal infrared imager gathered, concrete grammar is as follows: thermal infrared imager equipment directly is fixed on the elevating lever in the combination band electric-examination measuring car compartment, industrial computer accesses visible light, infrared two-path video signal by video frequency collection card, and adopts 485 transmission to detect data;
Concrete operating process is:
(01), power at first by the program control elevating lever, thermal infrared imager is stretched out the roof sky outside window;
(02), treats to begin the image data that powers on after elevating lever puts in place;
(03), in the gatherer process, the thermal infrared imager host computer procedure reads power equipment tree information, mission bit stream from local data base, the user can check infrared picture each point temperature value by mouse, and deposits the corresponding relation of data and data and tested equipment, task symbol in the back-end data table by 485 buses;
(04), finish measurement after, by program control The Cloud Terrace is reset to initial position, turn-off afterwards The Cloud Terrace and camera power supply, finish to measure and lifting resets;
As for standardized equipment detects data, testing result is deposited in the back-end data;
Other device types all can provide the informative result data, and local data base is according to different test item design data sheets, by 485, RS232, USB be mapped to the test item result in the back-end data table in one of interior mode;
S33, early warning: take tested equipment as analytic target, merge the relevant multi-specialized charged testing result data of this device object, analysis-by-synthesis equipment operating condition, output early warning information; Have equipment health factor, early warning amount, difference analysis in the early warning information and judge three parts, wherein:
Equipment health factor=1-anomaly item quantity/ examined project sum;
The explanation of early warning amount comprises information and degradation that the warning index amount is described;
Degradation=testing result-threshold value/threshold value;
Difference analysis is judged as the conclusion that the user participates in, and shows as the character express explanation of early warning situation;
S34, intelligent diagnostics: according to early warning information, the alternative data of analyzing comprehensively go out the early warning handling suggestion; Can carry out data interaction with the service server end as required, application enquiry of historical data, functional module;
Functional module is used for analysis and early warning project confidence level, preliminary judgment device health status; Concrete, adopt the SVMs computational methods, simulate the optimal classification function of equipment state, principle is described as follows: selection equipment is normal, the device parameter collection under the abnormal conditions is as the characteristic value sample set, and the sample set sampling with equal probability is divided into classification samples and training sample, by inner product calculating inseparable low-dimensional sample is mapped directly to higher dimensional space and form separable normal, unusual two classified sample sets, and draw the classifying face collection of functions; Calculate the classifying face that makes the error in classification minimum by training set, be the optimal classification face;
In test process, by the characteristic value information of Condition Detection and the distance relation of optimal classification face, to judge Devices to test normal or unusual service condition appear, comprehensively draw charged test result, for the assessment apparatus health status provides reference frame;
S35, transfer of data
After the local data fusion was finished, local administrator was provided charged test results report; In addition, the local user can apply for link, and data or report upload to the business datum service end, are realized that the data of mobile client are compiled;
Step 3), disconnection are served, are disconnected, and the completion system workflow withdraws from software systems;
Step 4), access service agency regularly regularly are synchronized to the data of service server end in the electric power system production management system database, realize that business datum finally accesses the PMS system.
2. electric power apparatus integrated electrification detection system, it is characterized in that: its system is according to Distributed Design thought, follow W3C Web Service framework, adopt service issue-discovery-access mechanism, make up service server end and combination band electro-detection special-purpose vehicle portable terminal secondary distributed system; What software platform was concrete comprises: business datum center, office side, mobile service service platform software, SSL/IPSec vpn gateway; Portable terminal specifically comprises: combination band electric-examination measuring car, client software, 3G data access module.
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103426280A (en) * | 2013-07-24 | 2013-12-04 | 北京科东电力控制系统有限责任公司 | Intelligent handheld terminal for electric power mobile operation |
| CN103606060A (en) * | 2013-12-04 | 2014-02-26 | 国家电网公司 | Power equipment service processing method and system |
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| CN103426280A (en) * | 2013-07-24 | 2013-12-04 | 北京科东电力控制系统有限责任公司 | Intelligent handheld terminal for electric power mobile operation |
| CN103606060A (en) * | 2013-12-04 | 2014-02-26 | 国家电网公司 | Power equipment service processing method and system |
| CN104502725A (en) * | 2014-11-21 | 2015-04-08 | 国家电网公司 | Grounding resistance measurement instrument terminal data acquisition system and method |
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| CN107505049A (en) * | 2017-08-10 | 2017-12-22 | 国家电网公司 | A kind of transformer station's infrared detection method and system |
| CN107784485A (en) * | 2018-01-22 | 2018-03-09 | 柴建霖 | A kind of grid equipment state evaluation system |
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| CN109581126A (en) * | 2018-12-25 | 2019-04-05 | 山东恒道信息技术有限公司 | A kind of electric power electrification detection system and method |
| CN109581126B (en) * | 2018-12-25 | 2022-02-15 | 山东恒道信息技术有限公司 | Electric power live detection system and method |
| CN110636075A (en) * | 2019-09-30 | 2019-12-31 | 全球能源互联网研究院有限公司 | Operation and maintenance management and control and operation and maintenance analysis method and device |
| CN111581258A (en) * | 2020-05-11 | 2020-08-25 | 腾讯科技（深圳）有限公司 | Safety data analysis method, device, system, equipment and storage medium |
| CN111581258B (en) * | 2020-05-11 | 2023-11-03 | 腾讯科技（深圳）有限公司 | Security data analysis method, device, system, equipment and storage medium |
| CN112818002A (en) * | 2021-01-10 | 2021-05-18 | 温州市特种设备检测科学研究院(温州市特种设备应急处置中心) | Detection data management method and device based on anti-falling safety device performance |
| CN115225473A (en) * | 2021-03-29 | 2022-10-21 | 中移(上海)信息通信科技有限公司 | Remote control method, device and system and electronic equipment |
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