CN109742850A - A method of telegram in reply of meeting an urgent need under the disaster scenario based on EMS - Google Patents
A method of telegram in reply of meeting an urgent need under the disaster scenario based on EMS Download PDFInfo
- Publication number
- CN109742850A CN109742850A CN201811475964.6A CN201811475964A CN109742850A CN 109742850 A CN109742850 A CN 109742850A CN 201811475964 A CN201811475964 A CN 201811475964A CN 109742850 A CN109742850 A CN 109742850A
- Authority
- CN
- China
- Prior art keywords
- telegram
- reply
- load
- path
- equipment
- 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
Classifications
-
- 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
- Y04S10/52—Outage or fault management, e.g. fault detection or location
Abstract
The invention discloses a kind of methods for telegram in reply of meeting an urgent need under disaster scenario based on EMS, and the method steps are as follows: load monitoring；Status of equipment monitoring；To current slot load estimate, judge whether to need to generate telegram in reply strategy；Load telegram in reply route searching；Judge whether there is telegram in reply path；Telegram in reply path load estimation；Judge whether there is available telegram in reply path；Preferred optimal telegram in reply path；It generates telegram in reply strategy and executes.This invention ensures that grid power reliability service, while working efficiency is also improved, mitigate the burden of dispatcher.The present invention is suitable for the emergency telegram in reply field of grid power.
Description
Technical field
The present invention relates to electric system emergency telegram in reply fields, more particularly to answering under a kind of disaster scenario based on EMS
The method suddenly sent a telegram in reply.
Background technique
The main task of electric power system dispatching personnel is to ensure that safe and stable, economic, the high-quality operation of system.With its people
The development of economy and power grid scale, to the reliability and stability of Operation of Electric Systems, more stringent requirements are proposed, makes to dispatch people
Member faces huge challenge: on the one hand, power grid scale constantly expands, and structure becomes increasingly complex, and the method for operation is flexible and changeable, this
Under complex environment, it is ensured that system safety operation becomes more and more difficult；On the other hand, the generation of various natural disasters, often makes
Power grid is inflicted heavy losses on, and power grid controls difficulty and workload increases suddenly, and under disaster scenario, electric power netting safe running pressure needs intelligence and determines
Plan, quick-reaction capability support.
The phenomenon that for a large amount of load decompressions occurred in power grid under disaster scenario, needs when processing to a large amount of signals and big
Amount remote measure and communication is judged that very big workload is on the one hand brought to dispatcher, and another aspect artificial treatment often compares expense
When, the extension of power loss time means that social loss increases.It is born to guarantee the reliability service of power grid, mitigate dispatcher's work
Load, there is an urgent need to study the processing method for being suitable for decompression load emergency telegram in reply under disaster scenario.
Summary of the invention
When the present invention a large amount of load decompressions occurs in order to solve power grid in catastrophe situations, very big work is brought to dispatcher
It measures, and ineffective problem, provides a kind of method for telegram in reply of meeting an urgent need under the disaster scenario based on EMS, guarantee
The reliability service of grid power, while also mitigating the burden of scheduling employee, working efficiency is provided.
To realize aforementioned present invention purpose, the technical solution adopted is as follows: it is multiple to meet an urgent need under a kind of disaster scenario based on EMS
The method of electricity, specific step is as follows for this method:
1) load monitoring: load does priority ranking by different load feature and load, provides and meets in electrification or decompression
State；
2) status of equipment monitors: conjugating situation by telemetering, remote signalling and protection signal and calculates equipment state；
3) to current slot load estimate, judge whether to need to generate telegram in reply strategy, step 1) 2 repeated if not needing), if
It needs then to enter in next step；
4) load telegram in reply route searching: being unfolded to search for from the load for needing to restore electricity to voltage levels power grid, search height
Each equipment state in voltage class power grid；It has all been searched for when all with grid equipment that is needing the load to restore electricity that can be connected to
It is complete, then it stops search；
5) judge whether grid branch is the branch that can be connected to according to each equipment state；When the load to restore electricity from needs
It rises, to the 220kV main transformer station that can be connected to, if it is feasible at access, and the electrification of correlation 220kV main transformer station or be closed its each side and switch
Disconnecting link can charge, then this access is telegram in reply path, into next step；Otherwise return step 1)；
6) telegram in reply path load estimation: taking maximum value in current slot load estimate value, and each apparatus of load adds in path of sending a telegram in reply
This upper value is equipment estimation load, and each equipment nominal load subtracts equipment estimation load i.e. equipment nargin thus, will be in path
The equipment nargin of each equipment compares, and takes the smallest equipment nargin as this telegram in reply path nargin；
7) can use path of sending a telegram in reply: if path nargin of sending a telegram in reply is not less than zero, this telegram in reply path is that can be used, into next step, otherwise
Return step 1)；
8) preferred telegram in reply path: Statistical Comparison is carried out to each available telegram in reply path nargin, telegram in reply path nargin the maximum is first choice
Telegram in reply path；Into in next step；
9) it generates telegram in reply strategy and executes: according to the different telegram in reply strategy of the selection of different system models, and executing telegram in reply.
Preferably, load described in the step 1) does priority ranking by different load feature and load, specific
Sortord is as follows: first pressing the ascending sequence of load current, then sorts from low to high by load priority, priority is by load
Significance level determines that load is more important, and priority is higher.
Preferably, equipment state described in the step 2 has: in normal operation, normal stand-by heat, normal cold standby, again
In carrying, overload, operating with failure, tape jam stand-by heat, tape jam cold standby, it is grounded；
Preferably, the calculation of current slot load estimate described in the step 3) is as follows: taking every in continuous one week
The load value at each time point of it and current slot same period, is averaged, as current slot load value；Wherein
Current time rises one hour, is defined as current slot.
Preferably, equipment state described in the step 5) be operate with failure in, tape jam stand-by heat, tape jam cold standby
It is accordingly to be regarded as that grid branch is obstructed, remaining equipment state, which is accordingly to be regarded as grid branch, to be connected to, overload, ground connection.
Preferably, system model described in the step 9) includes: closed loop mode and open loop mode；
If system model is closed loop mode, system chooses preferred telegram in reply path automatically, and preferred telegram in reply path disruption is opened
Switch tool is closed by voltage class is successively automatic from high to low, executes telegram in reply；
If system model is open loop mode, after needing manually selected telegram in reply path and confirming execution, system is by selected compound circuit
The switch tool disconnected in diameter is closed by voltage class is successively automatic from high to low, executes telegram in reply.
Beneficial effects of the present invention are as follows: the present invention by monitoring equipment state in real time, estimation current slot load,
Automatically to load telegram in reply route searching, and optimal telegram in reply path is automatically selected, improves the path operation of grid power telegram in reply
Reliability, while improving working efficiency；System model uses closed loop mode and open loop mode, guarantees that emergency is multiple in complex situations
The safety of electricity.
Detailed description of the invention
Fig. 1 is work flow diagram of the present invention.
Fig. 2 is the path profile of electric power of the present invention.
Specific embodiment:
The present invention will be described in detail with reference to the accompanying drawings and detailed description.
Embodiment 1
As shown in Figure 1, the present invention is based on EMS Energy Management System, a kind of method of telegram in reply of meeting an urgent need in catastrophe situations of proposition,
The Energy Management System major function includes basic function and application function, and wherein basic function includes: computer, operation
System and EMS support system, application function include: data acquisition and monitoring, and Automatic Generation Control and plan, network application divide
Analysis.Data acquisition is able to achieve every function such as data acquisition, equipment control, measurement parameter adjusting and various types of signal alarm with monitoring
Energy.Data acquisition and monitoring include remote-terminal unit, are mounted on the electronic equipment of remote scene, are pacified for monitoring and measuring
Mounted in the sensor and equipment of remote scene, it is responsible for the monitoring and control to on-site signal, industrial equipment.This method specific steps
It is as follows:
1) load monitoring: load in power grid is born as different from function for monitoring using the data acquisition in EMS Energy Management System
Lotus feature and load do priority ranking, and the priority ordering mode of different load feature and load is specific as follows: first pressing
The ascending sequence of load current, then sort from low to high by load priority, priority is determined by load significance level, load
More important priority is higher.It provides and meets in electrification or decompression state；
2) status of equipment monitors: conjugating situation by telemetering, remote signalling and protection signal and calculates equipment state, the equipment state
Have: in normal operation, normal stand-by heat, normal cold standby, heavy duty, overload, operate with failure in, tape jam stand-by heat, band therefore
Hinder cold standby, ground connection, is illustrated in figure 2 electrical path figure；
3) to current slot load estimate, judge whether to need to generate telegram in reply strategy, step 1) 2 repeated if not needing), if
It needs then to enter in next step；
4) load telegram in reply route searching: being unfolded to search for from the load for needing to restore electricity to voltage levels power grid, search height
Each equipment state in voltage class power grid；It has all been searched for when all with grid equipment that is needing the load to restore electricity that can be connected to
It is complete, then it stops search；
5) judge whether grid branch is the branch that can be connected to according to each equipment state；When the load to restore electricity from needs
It rises, to the 220kV main transformer station that can be connected to, if it is feasible at access, and the electrification of correlation 220kV main transformer station or be closed its each side and switch
Disconnecting link can charge, then this access is telegram in reply path, into next step；Otherwise return step 1)；
6) telegram in reply path load estimation: taking maximum value in current slot load estimate value, and each apparatus of load adds in path of sending a telegram in reply
This upper value is equipment estimation load, and each equipment nominal load subtracts equipment estimation load i.e. equipment nargin thus, will be in path
The equipment nargin of each equipment compares, and takes the smallest equipment nargin as this telegram in reply path nargin；
7) can use path of sending a telegram in reply: if path nargin of sending a telegram in reply is not less than zero, this telegram in reply path is that can be used, into next step, otherwise
Return step 1)；
8) preferred telegram in reply path: Statistical Comparison is carried out to each available telegram in reply path nargin, telegram in reply path nargin the maximum is first choice
Telegram in reply path；Into in next step；
9) it generates telegram in reply strategy and executes: according to the different telegram in reply strategy of the selection of different system models, and executing telegram in reply.
In the present embodiment, load described in the step 1) does priority ranking by different load feature and load,
Specific sortord is as follows: first press the ascending sequence of load current, then sort from low to high by load priority, priority by
Load significance level determines that load is more important, and priority is higher.
In the present embodiment, the calculation of current slot load estimate described in the step 3) is as follows: taking continuous
Load value with each time point of current slot same period daily in one week, is averaged, negative as current slot
Charge values；Wherein current time rises one hour, is defined as current slot.
Equipment state described in step 5) described in the present embodiment be operate with failure in, tape jam stand-by heat, tape jam
Cold standby, overload, ground connection are accordingly to be regarded as that grid branch is obstructed, remaining equipment state, which is accordingly to be regarded as grid branch, to be connected to.
System model described in step 9) described in the present embodiment includes: closed loop mode and open loop mode；
If system model is closed loop mode, system chooses preferred telegram in reply path automatically, and preferred telegram in reply path disruption is opened
Switch tool is closed by voltage class is successively automatic from high to low, executes telegram in reply；
If system model is open loop mode, after needing manually selected telegram in reply path and confirming execution, system is by selected compound circuit
The switch tool disconnected in diameter is closed by voltage class is successively automatic from high to low, executes telegram in reply.The open loop mode is urgent
It is used under fortuitous event, improves and cope with complicated emergency, party's hair uses closed loop and open loop mode, so that this method is more flexible
Reliably.
Whole process makes full use of the function of long-range monitoring and the control, data acquisition of Energy Management System, realizes disaster
In the case of meet an urgent need the method for telegram in reply, computer control emergency telegram in reply system, which is arranged to closed loop mode and open loop mode, mainly to be prevented
In extremely complex situation, prevents closed loop mode from occurring unexpected, cause accidental loss；Open loop mode reduces security risk.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.Any modification done within the spirit and principles of the present invention and changes equivalent replacement
Into etc., it should all be included in the scope of protection of the claims of the present invention.
Claims (6)
1. a kind of method for telegram in reply of meeting an urgent need under disaster scenario based on EMS, it is characterised in that: specific step is as follows for this method:
1) load monitoring: load does priority ranking by different load feature and load, provides and meets in electrification or decompression
State；
2) status of equipment monitors: conjugating situation by telemetering, remote signalling and protection signal and calculates equipment state；
3) to current slot load estimate, judge whether to need to generate telegram in reply strategy, step 1) 2 repeated if not needing), if
It needs then to enter in next step；
4) load telegram in reply route searching: being unfolded to search for from the load for needing to restore electricity to voltage levels power grid, search height
Each equipment state in voltage class power grid；It has all been searched for when all with grid equipment that is needing the load to restore electricity that can be connected to
It is complete, then it stops search；
5) judge whether grid branch is the branch that can be connected to according to each equipment state；When the load to restore electricity from needs
It rises, to the 220kV main transformer station that can be connected to, if it is feasible at access, and the electrification of correlation 220kV main transformer station or be closed its each side and switch
Disconnecting link can charge, then this access is telegram in reply path, into next step；Otherwise return step 1)；
6) telegram in reply path load estimation: taking maximum value in current slot load estimate value, and each apparatus of load adds in path of sending a telegram in reply
This upper value is equipment estimation load, and each equipment nominal load subtracts equipment estimation load i.e. equipment nargin thus, will be in path
The equipment nargin of each equipment compares, and takes the smallest equipment nargin as this telegram in reply path nargin；
7) can use path of sending a telegram in reply: if path nargin of sending a telegram in reply is not less than zero, this telegram in reply path is that can be used, into next step, otherwise
Return step 1)；
8) preferred telegram in reply path: Statistical Comparison is carried out to each available telegram in reply path nargin, telegram in reply path nargin the maximum is first choice
Telegram in reply path；Into in next step；
9) it generates telegram in reply strategy and executes: according to the different telegram in reply strategy of the selection of different system models, and executing telegram in reply.
2. the method for telegram in reply of meeting an urgent need under the disaster scenario according to claim 1 based on EMS, it is characterised in that: the step
It is rapid 1) described in load do priority ranking by different load feature and load, specific sortord is as follows: first press load
The ascending sequence of electric current, then sort from low to high by load priority, priority is determined by load significance level, and load is heavier
Want priority higher.
3. the method for telegram in reply of meeting an urgent need under the disaster scenario according to claim 1 based on EMS, it is characterised in that: the step
It is rapid 2) described in equipment state have: in normal operation, normal stand-by heat, normal cold standby, heavy duty, overload, operate with failure in,
Tape jam stand-by heat, tape jam cold standby, ground connection.
4. the method for telegram in reply of meeting an urgent need under the disaster scenario according to claim 1 based on EMS, it is characterised in that: the step
It is rapid 3) described in current slot load estimate calculation it is as follows: take same with current slot daily in continuous one week
The load value at each time point of period, is averaged, as current slot load value；Wherein current time rises one hour,
It is defined as current slot.
5. the method for telegram in reply of meeting an urgent need under the disaster scenario according to claim 1 based on EMS, it is characterised in that: the step
It is rapid 5) described in equipment state be in operating with failure, tape jam stand-by heat, tape jam cold standby, overload, ground connection are accordingly to be regarded as electricity
Net branch is obstructed, remaining equipment state, which is accordingly to be regarded as grid branch, to be connected to.
6. the method for telegram in reply of meeting an urgent need under the disaster scenario according to claim 1 based on EMS, it is characterised in that: the step
It is rapid 9) described in system model include: closed loop mode and open loop mode；
If system model is closed loop mode, system chooses preferred telegram in reply path automatically, and preferred telegram in reply path disruption is opened
Switch tool is closed by voltage class is successively automatic from high to low, executes telegram in reply；
If system model is open loop mode, after needing manually selected telegram in reply path and confirming execution, system is by selected compound circuit
The switch tool disconnected in diameter is closed by voltage class is successively automatic from high to low, executes telegram in reply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811475964.6A CN109742850A (en) | 2018-12-04 | 2018-12-04 | A method of telegram in reply of meeting an urgent need under the disaster scenario based on EMS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811475964.6A CN109742850A (en) | 2018-12-04 | 2018-12-04 | A method of telegram in reply of meeting an urgent need under the disaster scenario based on EMS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109742850A true CN109742850A (en) | 2019-05-10 |
Family
ID=66358490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811475964.6A Pending CN109742850A (en) | 2018-12-04 | 2018-12-04 | A method of telegram in reply of meeting an urgent need under the disaster scenario based on EMS |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109742850A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102916431A (en) * | 2012-09-20 | 2013-02-06 | 中国电力科学研究院 | Assisted decision making method for load transfer in regional power grid |
| CN105470928A (en) * | 2015-09-21 | 2016-04-06 | 国电南瑞科技股份有限公司 | Zoned and layered load transferring method based on urban power transmission network fault recovery |
| CN107730093A (en) * | 2017-09-27 | 2018-02-23 | 广东电网有限责任公司佛山供电局 | A kind of System and method in power grid accident telegram in reply path |
| CN107769151A (en) * | 2017-10-19 | 2018-03-06 | 广东电网有限责任公司珠海供电局 | A kind of 110kV bus loss of pressure telegram in reply method |
-
2018
- 2018-12-04 CN CN201811475964.6A patent/CN109742850A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102916431A (en) * | 2012-09-20 | 2013-02-06 | 中国电力科学研究院 | Assisted decision making method for load transfer in regional power grid |
| CN105470928A (en) * | 2015-09-21 | 2016-04-06 | 国电南瑞科技股份有限公司 | Zoned and layered load transferring method based on urban power transmission network fault recovery |
| CN107730093A (en) * | 2017-09-27 | 2018-02-23 | 广东电网有限责任公司佛山供电局 | A kind of System and method in power grid accident telegram in reply path |
| CN107769151A (en) * | 2017-10-19 | 2018-03-06 | 广东电网有限责任公司珠海供电局 | A kind of 110kV bus loss of pressure telegram in reply method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109713793B (en) | Power supply online state evaluation system and method for transformer substation | |
| CN104835376B (en) | There is the dispatcher training system system of prepared auto restart automatic safety device action simulation | |
| CN104835078B (en) | Consider that the trend of prepared auto restart action determines method in static security analysis system | |
| CN104835077B (en) | The static security analysis system of function is supported with dispatcher's prediction failure | |
| CN209232119U (en) | A kind of box-type substation monitoring and alarming system based on cloud service platform | |
| CN104809659B (en) | Intelligent advanced application system suitable for districted dispatch system | |
| CN106451384B (en) | Power grid self-healing DSS based on scheduling emergency preplan | |
| CN104967216B (en) | A kind of substation and its monitoring system and its monitoring method | |
| KR20190119207A (en) | An artificial intelligence-based parameter setting value automatic calculation protection relays | |
| CN110148937A (en) | A kind of large-area power-cuts event intelligence deduction method based on Bayesian network | |
| CN104836329B (en) | Local-level dispatch supporting system capable of improving analyzing and processing capability of dispatcher during accident generation | |
| CN104898460B (en) | Suitable for the online static security analysis system of districted dispatch system | |
| CN109193947A (en) | Power distribution room monitoring method, device, server and computer readable storage medium | |
| CN108460517A (en) | A kind of power distribution network management-control method and device | |
| CN106451760B (en) | A kind of 500kV substation centralized control system telemetry intelligence (TELINT) method for real-time monitoring | |
| CN109683571B (en) | Modeling method and device for hydropower station monitoring system | |
| CN109742850A (en) | A method of telegram in reply of meeting an urgent need under the disaster scenario based on EMS | |
| CN108539740B (en) | Power grid accident forecast simulation system and method thereof | |
| CN105762932B (en) | A kind of intelligent substation intelligent warning system based on Plugin Mechanism | |
| CN109768619A (en) | Monitoring information automatic debugging system and adjustment method | |
| CN104914813B (en) | The multi-platform synchronous method of prepared auto restart model in static security analysis system | |
| Kandaperumal et al. | Microgrids as a resilience resource in the electric distribution grid | |
| CN114792200A (en) | Scheduling accident plan generating and checking method based on expert knowledge base | |
| CN207819457U (en) | Intelligent network lotus control system | |
| Li et al. | Hardware implementation of a four-terminal HVDC test-bed |
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 | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191209 Address after: 510600 No. 757 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Applicant after: GUANGDONG POWER GRID Co.,Ltd. Applicant after: FOSHAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID Co.,Ltd. Address before: 510000 No. 757 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Applicant before: GUANGDONG POWER GRID Co.,Ltd. Applicant before: FOSHAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID Co.,Ltd. Applicant before: DONGFANG ELECTRONICS Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190510 |
|
| RJ01 | Rejection of invention patent application after publication |