CN107657055A - A kind of back-up system method of data synchronization based on distribution main website - Google Patents
A kind of back-up system method of data synchronization based on distribution main website Download PDFInfo
- Publication number
- CN107657055A CN107657055A CN201710968370.8A CN201710968370A CN107657055A CN 107657055 A CN107657055 A CN 107657055A CN 201710968370 A CN201710968370 A CN 201710968370A CN 107657055 A CN107657055 A CN 107657055A
- Authority
- CN
- China
- Prior art keywords
- data
- power distribution
- main station
- distribution automation
- automation main
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000001360 synchronised effect Effects 0.000 claims description 27
- 230000011664 signaling Effects 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 9
- 238000013500 data storage Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000008439 repair process Effects 0.000 description 5
- 230000008676 import Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/23—Updating
- G06F16/2365—Ensuring data consistency and integrity
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
-
- 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—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/06—Energy or water supply
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Databases & Information Systems (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Economics (AREA)
- General Engineering & Computer Science (AREA)
- Data Mining & Analysis (AREA)
- Water Supply & Treatment (AREA)
- Tourism & Hospitality (AREA)
- Strategic Management (AREA)
- General Business, Economics & Management (AREA)
- Primary Health Care (AREA)
- Marketing (AREA)
- Computing Systems (AREA)
- Human Resources & Organizations (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Computer Security & Cryptography (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The present invention relates to a kind of back-up system method of data synchronization based on distribution main website.By importing power distribution automation main station active system data in power distribution automation main station back-up system, can not be in the case of use in power distribution automation main station active system, daily distribution scheduling work, which is switched in power distribution automation main station back-up system, to be carried out, after power distribution automation main station active system resumes operation, by the data syn-chronization operated in power distribution automation main station back-up system to power distribution automation main station active system, traffic control recovers to power distribution automation main station active system to carry out.The inventive method can be before active system resumes operation, and in time, quickly support distribution scheduling works, and greatly improves distribution scheduling operating efficiency.
Description
Technical field
The invention belongs to electric power system power distribution automatic field, and in particular to a kind of back-up system number based on distribution main website
According to synchronous method.
Background technology
With the continuous propulsion of system for distribution network of power system Construction and its practical function, to distribution scheduling and repairing work
Higher and higher requirement is proposed, the promptness, accuracy especially to power-off fault processing are proposed many examination property and referred to
Mark.Power distribution automation main station system plays central role in the development of every distribution scheduling business.
But in recent years, at Landed Typhoon Foochow, the power distribution automation main station of Guo Wang Foochow electric company also receives great
Test, when the number one typhoon " Ni Baite " of particularly 2016 brings specific heavy losses to Foochow Minqing, ground county one
For power distribution automation main station because the optical-fibre channel that ground county communicates is destroyed by typhoon, the distribution of Minqing company rushes to repair business seriously by shadow
Ring.
This method can not be under normal operation mainly for primary power distribution automation main station system, and dispatcher can not be according to being
System wiring diagram and equipment state carry out the problem of breakdown repair work.Therefore the realization of this method can be used as emergency command to rush to repair standby
With system, different from traditional standby adjusting system.This method realizes that flexibly back-up system is easy to maintain, only transports under emergency conditions
OK.Under the system environments of ground county one, if network service is matched somebody with somebody because irresistible factor causes by Tiao Huoditiao our department of some county
In the case that system can not recover use in time, back-up system can import the data of prevailing system, the part work of dispatcher rapidly
It can be transferred in the back-up system and carry out, set, listed, the inquiry function such as supply district and supply path, increase can be carried out
The initiative of power failure repairing process and flexibility under special case of emergency, improve to match somebody with somebody and rob operating efficiency.
The content of the invention
It is an object of the invention to provide a kind of back-up system method of data synchronization based on distribution main website, this method can be
Before active system resumes operation, in time, quickly support distribution scheduling works, and greatly improves distribution scheduling operating efficiency.
To achieve the above object, the technical scheme is that:A kind of back-up system data syn-chronization based on distribution main website
Method, comprise the following steps,
S1, power distribution automation main station active system synchrodata to power distribution automation main station back-up system, need synchronous data point
For two major classes, one kind is description data, another kind of for quasi real time profile data;It is described description data include model, Topology connection,
System security configuration, system operations parameter and graph data, the quasi real time profile data are the primary system of power distribution automation main station
System exports the remote measurement of the complete all models in area, remote signalling data within the time of setting per hour;
S2, when power distribution automation main station active system can not in use, power distribution automation main station back-up system run, record distribution
Dispatcher's operation data during main website back-up system operation is automated, and carries out data storage, transaction record operation content;Deposit
Storage mode has three kinds of forms, and respectively Operation Log, operation item, operation synchronous documents carry out the storage of operation data;
S3, after power distribution automation main station active system resumes operation, by power distribution automation main station back-up system during emergent
Operation data be synchronized to power distribution automation main station active system, keep system data consistent with live virtual condition position
Property, it is easy to later data to inquire about.
In an embodiment of the present invention, in the step S1, synchronous data need to meet following condition:Model data covers
The all devices of distribution network system simultaneously correctly describe the topological connection relation between these equipment;And going through before recording equipment power failure
History topological relation;Graph data needs to be consistent with actual field;Section remote measurement, remote signalling data need and model data
Match somebody with somebody, and be near-realtime data.
In an embodiment of the present invention,, need to be from data after power distribution automation main station back-up system enables in the step S2
Storehouse reading model data, section remote measure and communication data are read from cache file, man-machine reading gra graphic files displaying distribution is automatic
Change the quasi real time profile data of last storage before main website active system failure;Dispatcher can be standby in power distribution automation main station
Part regular job, including set, listed, power failure range analysis, query point power supply point are carried out with system;And by operation data
Specific format is present in power distribution automation main station back-up system.
In an embodiment of the present invention,, will after power distribution automation main station active system resumes operation in the step S3
The operation data stored in power distribution automation main station back-up system is synchronized in power distribution automation main station active system;Operation data
Synchronous basis is the mould of the model of power distribution automation main station back-up system, graph data and power distribution automation main station active system
Type, graph data keep approximate uniformity;If power distribution automation main station active system is after multiple artwork unusual fluctuation, distribution is certainly
The data of Dong Hua main websites back-up system will be unable to be synchronized to power distribution automation main station active system.
Compared to prior art, the invention has the advantages that:
1st, the power distribution network topological model for the primary power distribution automation main station system built up can be utilized, it is not necessary to which repetition is built
Mould, running environment can be deployed on a notebook computer, and is only come into operation under emergency conditions, can substantially reduce investment
And maintenance cost.
2nd, the real-time profile data, updated model, figure of primary power distribution automation main station are imported standby system by this method
System, keep with the data consistency of active system, the problem of avoiding figure from not being inconsistent in fact.
3rd, this method be applied to it is all kinds of in the case of distribution automation system business carry out, especially in emergency first-aid repair volume feelings
Under condition, the operation such as set, listed, outage information record is completed.
4th, back-up system is consistent with the data-interface of main station system, is later stage back-up system data syn-chronization to active system
Basis.
The present invention proposes a kind of method of the back-up system data syn-chronization based on distribution main website, is shown by practical application,
Methods described is correctly effective, can greatly improve distribution scheduling and with robbing operating efficiency.
Embodiment
Below, technical scheme is specifically described.
A kind of back-up system method of data synchronization based on distribution main website of the present invention, comprises the following steps,
S1, power distribution automation main station active system synchrodata to power distribution automation main station back-up system, need synchronous data point
For two major classes, one kind is description data, another kind of for quasi real time profile data;It is described description data include model, Topology connection,
System security configuration, system operations parameter and graph data, the quasi real time profile data are the primary system of power distribution automation main station
System exports the remote measurement of the complete all models in area, remote signalling data within the time of setting per hour;
S2, when power distribution automation main station active system can not in use, power distribution automation main station back-up system run, record distribution
Dispatcher's operation data during main website back-up system operation is automated, and carries out data storage, transaction record operation content;Deposit
Storage mode has three kinds of forms, and respectively Operation Log, operation item, operation synchronous documents carry out the storage of operation data;
S3, after power distribution automation main station active system resumes operation, by power distribution automation main station back-up system during emergent
Operation data be synchronized to power distribution automation main station active system, keep system data consistent with live virtual condition position
Property, it is easy to later data to inquire about.
In the step S1, synchronous data need to meet following condition:Model data covers all of distribution network system and set
It is standby and correctly describe the topological connection relation between these equipment;And the historical topology relation before recording equipment power failure;Figure number
It is consistent according to needs with actual field;Section remote measurement, remote signalling data need to match with model data, and are near-realtime data.
In the step S2, after power distribution automation main station back-up system enables, need to from database reading model data, postpone
Deposit file and read section remote measure and communication data, man-machine reading gra graphic files show power distribution automation main station active system failure
The quasi real time profile data of last preceding storage;It is daily that dispatcher can carry out part in power distribution automation main station back-up system
Operation, including set, listed, power failure range analysis, query point power supply point;And there is distribution certainly in specific format by operation data
In Dong Hua main websites back-up system.
It is after power distribution automation main station active system resumes operation, power distribution automation main station is standby in the step S3
The operation data stored in system is synchronized in power distribution automation main station active system;The synchronous basis of operation data be distribution from
The model of Dong Hua main websites back-up system, the model of graph data and power distribution automation main station active system, graph data keep near
Like uniformity;If power distribution automation main station active system is after multiple artwork unusual fluctuation, power distribution automation main station back-up system
Data will be unable to be synchronized to power distribution automation main station active system.
It is below the specific implementation process of the present invention.
The present invention's can not be under normal operation for power distribution automation main station active system, and dispatcher can not connect according to system
Line chart and equipment state carry out the problem of breakdown repair work.Propose the side of the back-up system data syn-chronization based on distribution main website
Method, in the situation that some county adjusts or regional power distribution automation main station system can not use, dispatcher can be by standby
Power distribution automation main station system carries out repairing commander's work, while carries out the operation such as set, listed.
A kind of method of back-up system data syn-chronization based on distribution main website of the present invention, this method include:
(1)Power distribution automation main station active system synchrodata is to back-up system.Active system synchrodata is to standby system
Mode has two kinds, respectively automatic synchronization and manual synchronization.Automatic synchronization mode is Timing Synchronization, will be main according to the time of setting
With form of the data of system to arrange(Dmp, text formatting etc.)Export and copy under the catalogue that back-up system is specified, copy
After the completion of send messages to back-up system and carry out system data reading, import the data of active system.Manual synchronization mode be by
Primary power distribution automation main station data are manually exported according to applicable cases, and import back-up system.
Power distribution automation main station data that need to be synchronous are divided into two major classes, and one kind is description data, and another kind of is quasi real time to break
Face data.Packet is described containing model, Topology connection, system security configuration, system operations parameter and graph data etc..Model,
Power network, area under one's jurisdiction, plant stand, bus, switch, disconnecting link, protection, CT, PT, the virtual list that topological data is included in active system model are smart
The topology between device model information and device model such as degree, virtual state amount, feeder line, distribution transformer, fault detector is even
Connect definition information.System security configuration is the visit of definition and system inner machine to model data between zone of responsibility setting and model
Ask authority setting information etc..Graph data is the gra figures or svg figures for showing each device model annexation.It is another kind of
Quasi real time profile data export remote measurement, the remote signalling number of the complete all models in area within the time of setting per hour for active system
According to, and stored with Binary Text form.
(2)Standby distribution main station system operation, dispatcher's operation data during record back-up system operation, by particular bin
Formula carries out data storage.Storage mode has three kinds of forms, and respectively Operation Log, operation item, operation synchronous documents are grasped
Make the storage of data.Operation Log is the text of inf forms, is stored in the locally specified catalogue that dispatcher operates machine;
Operation item is stored in back-up system to the operation content of dispatcher for the item service of back-up system in the form of binary
Database.Operation synchronous documents store the operation information for the equipment that dispatcher operated in the form of increment, such as remote signalling state, hang
Board information, remote measurement insert the information such as data, can be by the operation of emergent period after this file is mainly used in the recovery of later stage active system
Data syn-chronization keeps system and the data consistency of live physical device to active system.
(3)After primary power distribution system data is resumed operation, it is necessary to back-up system in the operation data of period of meeting an urgent need
Active system is synchronized to, system data and the uniformity of live virtual condition position is kept, is easy to later data to inquire about.Need synchronization
Data for two classes, respectively operation data and historical data.Operation data is the facility information that operated of dispatcher, comprising setting
The information such as data are inserted in standby remote signalling state, listed information, remote measurement.Historical data is mainly the thing of the back-up system of emergent period
Item record, transaction record include parameter item, operation item.Parameter item is mainly the remote signalling shape of all simulators in system
State records, and operation item is that the personnel in record system have carried out the item which is operated to simulator.Corresponding synchronization
Mode has two kinds, and for operation data, the content synchronization renewal of the operation synchronous documents of back-up system is arrived into primary system with instrument
System.For historical data, the item of emergent period is selected to be exported with dmp data formats in back-up system, and imported into primary
The historical data base of system.
Above is presently preferred embodiments of the present invention, all changes made according to technical solution of the present invention, caused function are made
During with scope without departing from technical solution of the present invention, protection scope of the present invention is belonged to.
Claims (4)
- A kind of 1. back-up system method of data synchronization based on distribution main website, it is characterised in that:Comprise the following steps,S1, power distribution automation main station active system synchrodata to power distribution automation main station back-up system, need synchronous data point For two major classes, one kind is description data, another kind of for quasi real time profile data;It is described description data include model, Topology connection, System security configuration, system operations parameter and graph data, the quasi real time profile data are the primary system of power distribution automation main station System exports the remote measurement of the complete all models in area, remote signalling data within the time of setting per hour;S2, when power distribution automation main station active system can not in use, power distribution automation main station back-up system run, record distribution Dispatcher's operation data during main website back-up system operation is automated, and carries out data storage, transaction record operation content;Deposit Storage mode has three kinds of forms, and respectively Operation Log, operation item, operation synchronous documents carry out the storage of operation data;S3, after power distribution automation main station active system resumes operation, by power distribution automation main station back-up system during emergent Operation data be synchronized to power distribution automation main station active system, keep system data consistent with live virtual condition position Property, it is easy to later data to inquire about.
- 2. method according to claim 1, it is characterised in that:In the step S1, synchronous data need to meet following condition: Model data covers all devices of distribution network system and correctly describes the topological connection relation between these equipment;And record and set Historical topology relation before standby power failure;Graph data needs to be consistent with actual field;Section remote measurement, remote signalling data need with Model data matches, and is near-realtime data.
- 3. method according to claim 1, it is characterised in that:In the step S2, power distribution automation main station back-up system opens With rear, section remote measure and communication data, man-machine reading gra figures text need to be read from database reading model data, from cache file The quasi real time profile data of last storage before part displaying power distribution automation main station active system failure;Dispatcher can with Electric automation main website back-up system carries out part regular job, including set, listed, power failure range analysis, query point power supply point; And specific format is present in power distribution automation main station back-up system by operation data.
- 4. method according to claim 1, it is characterised in that:In the step S3, in power distribution automation main station active system After resuming operation, the operation data stored in power distribution automation main station back-up system is synchronized to the primary system of power distribution automation main station In system;The synchronous basis of operation data is the model, graph data and power distribution automation master of power distribution automation main station back-up system The stand model of active system, graph data keeps approximate uniformity;If power distribution automation main station active system is by repeatedly figure After mould unusual fluctuation, the data of power distribution automation main station back-up system will be unable to be synchronized to power distribution automation main station active system.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710968370.8A CN107657055A (en) | 2017-10-18 | 2017-10-18 | A kind of back-up system method of data synchronization based on distribution main website |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710968370.8A CN107657055A (en) | 2017-10-18 | 2017-10-18 | A kind of back-up system method of data synchronization based on distribution main website |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107657055A true CN107657055A (en) | 2018-02-02 |
Family
ID=61118685
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710968370.8A Pending CN107657055A (en) | 2017-10-18 | 2017-10-18 | A kind of back-up system method of data synchronization based on distribution main website |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107657055A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110175736A (en) * | 2019-04-08 | 2019-08-27 | 国网浙江省电力有限公司温州供电公司 | Automatically listed method is torn open in a kind of electric system regulation center |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103077242A (en) * | 2013-01-11 | 2013-05-01 | 北京佳讯飞鸿电气股份有限公司 | Method for hot standby of dual database servers |
CN103529806A (en) * | 2013-10-28 | 2014-01-22 | 国家电网公司 | Method for implementing multisystem disaster recovery back-up system based on extended CIMXML (common information model/extensible markup language) |
CN103577938A (en) * | 2013-11-15 | 2014-02-12 | 国家电网公司 | Power grid dispatching automation main-and-standby system model synchronizing method and synchronizing system thereof |
CN104679614A (en) * | 2015-03-31 | 2015-06-03 | 成都文武信息技术有限公司 | Database disaster backup system |
CN105550289A (en) * | 2015-12-11 | 2016-05-04 | 南京南瑞继保电气有限公司 | Graphics synchronization method used between power grid active-standby scheduling systems |
CN106971272A (en) * | 2017-03-31 | 2017-07-21 | 广东电网有限责任公司电力调度控制中心 | Synchronous system and method is operated between a kind of dispatching automation main preparation system |
-
2017
- 2017-10-18 CN CN201710968370.8A patent/CN107657055A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103077242A (en) * | 2013-01-11 | 2013-05-01 | 北京佳讯飞鸿电气股份有限公司 | Method for hot standby of dual database servers |
CN103529806A (en) * | 2013-10-28 | 2014-01-22 | 国家电网公司 | Method for implementing multisystem disaster recovery back-up system based on extended CIMXML (common information model/extensible markup language) |
CN103577938A (en) * | 2013-11-15 | 2014-02-12 | 国家电网公司 | Power grid dispatching automation main-and-standby system model synchronizing method and synchronizing system thereof |
CN104679614A (en) * | 2015-03-31 | 2015-06-03 | 成都文武信息技术有限公司 | Database disaster backup system |
CN105550289A (en) * | 2015-12-11 | 2016-05-04 | 南京南瑞继保电气有限公司 | Graphics synchronization method used between power grid active-standby scheduling systems |
CN106971272A (en) * | 2017-03-31 | 2017-07-21 | 广东电网有限责任公司电力调度控制中心 | Synchronous system and method is operated between a kind of dispatching automation main preparation system |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110175736A (en) * | 2019-04-08 | 2019-08-27 | 国网浙江省电力有限公司温州供电公司 | Automatically listed method is torn open in a kind of electric system regulation center |
CN110175736B (en) * | 2019-04-08 | 2023-06-23 | 国网浙江省电力有限公司温州供电公司 | Automatic card disassembling and hanging method for power system regulation and control center |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102916407A (en) | Relay protection and fault information management system for regional power grid | |
CN104362757B (en) | Transformer substation on-line monitoring system based on IEC61850 | |
CN105184442A (en) | Power distribution network dispatching management statistical analysis system | |
CN104808615A (en) | Method of automatically generating power device monitoring information table | |
CN102570607B (en) | Redundant data processing system of intelligent substation | |
CN104252502A (en) | Method and device for carrying out data migration on database management platform | |
CN101867226B (en) | Wide-area distribution type data collection method for dispatching automation system | |
CN101957891A (en) | Static safety analysis system of modularization power grid on basis of communication system | |
CN109992571A (en) | A kind of intelligent substation configuration file line closed loop check system and method for calibration | |
CN103489078A (en) | Intelligent charging and battery-swapping service network asset life-cycle management method based on RFID | |
CN106992520A (en) | Power distribution network based on multi-source data stops monitoring method of sending a telegram in reply | |
CN107798444B (en) | Hot-rolled strip steel MES system parallel debugging data acquisition method | |
CN103294802B (en) | Ten million multikilowatt wind power base fan operation information method of real-time | |
CN105305617A (en) | Transformer substation online secondary equipment standing book information acquisition method | |
CN105550289A (en) | Graphics synchronization method used between power grid active-standby scheduling systems | |
CN103647805A (en) | Method for accessing data to IEC61850 fault recording master station from converter station fault recording system | |
CN103067421A (en) | Device management system and method synchronously based on mobile terminal and server | |
CN114971588A (en) | Work order automatic auditing and transmitting method and related device | |
CN107657055A (en) | A kind of back-up system method of data synchronization based on distribution main website | |
CN104504172A (en) | Main-standby scheduling model data synchronization method for electricity SCADA (supervisory control and data acquisition) system | |
CN111709719B (en) | Method for automatically checking consistency of line-to-electrician bill and master station listing | |
CN103853623A (en) | Data migration method and device | |
CN104112183B (en) | The intelligent scheduling model management system and management method of intelligent substation plug and play | |
CN104866943A (en) | CIM/E file-based distributed data acquisition system main and standby dispatch synchronization method | |
CN106971272A (en) | Synchronous system and method is operated between a kind of dispatching automation main preparation system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180202 |