CN102999784B - Power grid heavy-load analyzes method and system - Google Patents
Power grid heavy-load analyzes method and system Download PDFInfo
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- CN102999784B CN102999784B CN201210474202.0A CN201210474202A CN102999784B CN 102999784 B CN102999784 B CN 102999784B CN 201210474202 A CN201210474202 A CN 201210474202A CN 102999784 B CN102999784 B CN 102999784B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
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Abstract
A kind of power grid heavy-load analyzes method and system, and the method includes: obtain current real-time load data when power failure plan information, major network and distribution net equipment topology information, major network and distribution net equipment account information, the operation of each equipment；Corresponding being turned for equipment of each power failure equipments is determined according to major network and distribution net equipment topology information；According to power failure plan information, major network and distribution net equipment topology information, carry out the conversion of the side of fortune, it is thus achieved that the power network topology information after the conversion of fortune side；Current real-time load data according to power failure equipments, determine to be turned and carry out the Real-time Load after the conversion of the side of fortune for equipment, and according to this turned the Real-time Load after changing for equipment fortune side, this turned for the rated load of equipment and default load factor, it is determined that this turn is supplied whether equipment transships.The present invention program can be that network operation personnel/decision-maker/plan auditor provides reference to the safety of the specified plan that has a power failure, and improves electrical network accordingly and turns the safety for operation of power networks afterwards.
Description
Technical field
The present invention relates to electric power network technique field, analyze method and a kind of electrical network particularly to a kind of power grid heavy-load
Heavy duty analysis system.
Background technology
Supply of electric power plays the most important effect, continuing of grid power supply in the life of people
Property, reliability are closely bound up with the life of people.Therefore, in order to improve constantly customer service quality, guarantee
To the continued power ability of client, effectively promoting power supply reliability, electrical network, when being designed, can design ring
Netting twine road, when ensureing scheduled outage, fault outage accordingly, it is possible to is turned for ensureing holding of electrical network by circuit
Continuous power supply capacity.But, the building-up work of electrical network is the work that a persistence is the strongest, how ensure that
Grid power blackout, carried out electrical network turn for after, equipment can run in normal safety range, is electrical network
The factor that decision-maker arranges in plan, fortune side be must take into when adjusting.In current electric power network technique,
Still when plan arrangement, the amplifier adjustment of electrical network, circuit is not turned the problems such as the electric network security after supplying to carry out
The rational technique means considered, can only be accounted for by artificial experience.And the consideration of artificial experience is unavoidable
There will be deviation, affect power network line and turn the safety for power network line afterwards.
Summary of the invention
For above-mentioned problems of the prior art, one of them purpose of the present invention is to provide a kind of electricity
Net heavy duty analysis method, further object is that a kind of power grid heavy-load of offer analyzes system, and it can
The safety for operation of power networks afterwards is turned with raising electrical network.
For reaching above-mentioned purpose, the present invention by the following technical solutions:
A kind of power grid heavy-load analyzes method, including step:
Obtaining relevant rudimentary data, described basic data includes: power failure plan information, master network equipment topology are believed
Breath, master network equipment account information, distribution net equipment topology information, distribution net equipment account information and each equipment
Current real-time load data during operation；
According to described master network equipment topology information, distribution net equipment topology information, determine that each power failure equipments is corresponding
Turned for equipment；
According to described power failure plan information and described master network equipment topology information, described distribution net equipment topology information,
Carry out the conversion of the side of fortune, it is thus achieved that the power network topology information after the conversion of fortune side；
According to the current real-time load data of power failure equipments, determine and turned the reality after the equipment of confession carries out the conversion of the side of fortune
Time load, and according to this by turn for equipment fortune side change after Real-time Load, this by turn supply equipment specified bear
Lotus and default load factor, it is determined that whether this is turned transships for equipment.
A kind of power grid heavy-load analyzes system, including:
The integrated acquiring unit of information, is used for obtaining relevant rudimentary data, and described relevant rudimentary data include: stop
Electricity plan information, master network equipment topology information, master network equipment account information, distribution net equipment topology information, join
Current real-time load data when net equipment account information and each equipment run；
Unit is determined for equipment, for according to described master network equipment topology information, distribution net equipment topology letter by turning
Power network topology information after breath and the conversion of fortune side, determines corresponding being turned for equipment of each power failure equipments；
Fortune side's converting unit, for according to described master network equipment topology information, described distribution net equipment topology information,
Described power failure plan information, carries out the conversion of the side of fortune, it is thus achieved that the power network topology information after the conversion of fortune side；
Overloading analysis unit, for the current real-time load data according to power failure equipments, determines and is turned for equipment
Carry out the Real-time Load after the conversion of the side of fortune, and turned the Real-time Load after changing for equipment fortune side according to this, be somebody's turn to do
Turned the rated load for equipment and default load factor, it is determined that whether this is turned transships for equipment.
According to the scheme in the present embodiment, it is to obtain power failure plan information and the relevant power network topology of correspondence
After information and equipment account information, determine based on current power network topology information and turned the equipment of confession, according to
Power failure plan information carries out the simulated operation of the side's of fortune conversion, and then obtains the power network topology information after the conversion of the side of fortune,
And be supplied to be turned on the premise of equipment being turned by the current Real-time Load of power failure equipments, determine that fortune side changes
Turned the Real-time Load for equipment afterwards, and judged to be turned whether transship, at quilt for equipment based on this Real-time Load
Turn for, in the case of apparatus overload, illustrating that carrying out power failure by this power failure plan may cause equipment overload operation
Situation, for the network operation personnel/decision-maker/plan auditor safety to the specified plan that has a power failure
Reference is provided, improves electrical network accordingly and turn the safety for operation of power networks afterwards.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the power grid heavy-load analysis embodiment of the method for the present invention；
Fig. 2 is the structural representation of the power grid heavy-load analysis system embodiment of the present invention.
Detailed description of the invention
Below in conjunction with better embodiment therein, the present invention program is described in detail.In the following description,
First the embodiment for the power grid heavy-load analysis method of the present invention illustrates, then the power grid heavy-load to the present invention
The embodiment of analysis system illustrates.
It Fig. 1 is the schematic flow sheet of the power grid heavy-load analysis embodiment of the method for the present invention.As it is shown in figure 1,
Power grid heavy-load in the present embodiment is analyzed method and is included step:
Step S101: obtaining relevant rudimentary data, these relevant rudimentary data include: power failure plan information, master
Net equipment topology information, master network equipment account information, distribution net equipment topology information, distribution net equipment account information,
And current real-time load data during each equipment operation；
Step S102: according to above-mentioned master network equipment topology information, distribution net equipment topology information, determine each power failure
Corresponding being turned for equipment of equipment；
Step S103: open up according to above-mentioned power failure plan information, above-mentioned master network equipment topology information, distribution net equipment
Flutter information, carry out the conversion of the side of fortune, it is thus achieved that the power network topology information after the conversion of fortune side；
Step S104: according to the current real-time load data of power failure equipments, determines that being turned the equipment of confession carries out fortune side
Real-time Load after conversion, and according to this by turn for equipment fortune side change after Real-time Load, this by turn supply set
Standby rated load and default load factor, it is determined that whether this is turned transships for equipment.
According to the scheme in the present embodiment, it is to obtain power failure plan information and the relevant power network topology of correspondence
After information and equipment account information, determine based on current power network topology information and turned the equipment of confession, according to
Power failure plan information carries out the simulated operation of the side's of fortune conversion, and then obtains the power network topology information after the conversion of the side of fortune,
And be supplied to be turned on the premise of equipment being turned by the current Real-time Load of power failure equipments, determine that fortune side changes
Turned the Real-time Load for equipment afterwards, and judged to be turned whether transship, at quilt for equipment based on this Real-time Load
Turn for, in the case of apparatus overload, illustrating that carrying out power failure by this power failure plan may cause equipment overload operation
Situation, for the network operation personnel/decision-maker/plan auditor safety to the specified plan that has a power failure
Reference is provided, improves electrical network accordingly and turn the safety for operation of power networks afterwards.
Wherein, when above-mentioned judgement is turned for apparatus overload, it is also possible to include step:
Step S105: be given and turned the overload prompting message for apparatus overload.
Thus, in the case of occurring being turned for apparatus overload, network operation personnel/decision-maker/plan examination & verification
Personnel can directly give this overload prompting message and which is known be turned and overload phenomenon occur for equipment, convenient the most just
Prompt.
Judge by turn for equipment whether transship time, be based on by turn for equipment fortune side conversion after load factor enter
Row compares, and this load factor is born for the specified of equipment with being turned by turning the Real-time Load after supplying equipment fortune side to change
The ratio value of lotus, when being turned the load factor for equipment up to or over default load factor, i.e. when being turned confession
Real-time Load after the conversion of equipment fortune side is up to or over being turned the setting ratio of the rated load for equipment
Time, then judge to be turned for apparatus overload.This default load factor (setting ratio) can be entered according to actual needs
Row sets, such as, can be 70%, 80% etc..
The most just it is described in detail with one of them concrete example.
As it has been described above, need when the present invention program implements to obtain the various data needing and obtaining, including: obtain
Power failure plan information, master network equipment topology information, master network equipment account information, distribution net equipment topology information,
Current real-time load data when distribution net equipment account information and each equipment run etc..Accordingly, this
Bright scheme in the specific implementation, can obtain these information datas by the way of data integration.Carry out
During data integration, can by with major network asset system, distribution generalized information system, major network production system, distribution
The systems such as production system, EMS system, metering automation system carry out integrated, after carrying out data integration,
When needs obtain relevant information data, power failure plan information can be obtained from master, distribution production system, from
Major network EMS system obtains master network equipment topology information, obtains master network equipment account information from major network asset system,
Distribution net equipment topology information, distribution net equipment account information is obtained, from metering automation system from distribution generalized information system
System obtains current real-time load data when each equipment runs.
Accordingly, after all departments, operation teams and groups make power failure plan, by data integration, obtain in real time
Take power failure plan information, main distribution topological data and the equipment real-time running data needed for heavy duty is analyzed, and
Power grid heavy-load based on the invention described above is analyzed method and is carried out heavy duty analysis, i.e. by decision-making level according to the present invention's
Method carries out plan examination & approval, arranges, analyze according to carry out after this power failure scheduled outage fortune side turn supply rear (i.e.
After equipment turns power supply), turned the heavy overload situations for equipment, arrange to turn power supply for plan operational staff and ginseng is provided
Examine, thus the equipment that effectively avoids turns for causing apparatus overload, causes the generation of power grid risk.
In master network equipment topology, distribution net equipment topology, maintain the topological relation of electrical network, including equipment
Power supply relation, and in the topology design of electrical network, in order to ensure continued power, typically have main confession equipment (i.e.
Time properly functioning, it is powered for equipment by main) (i.e. when grid power blackout, fault, logical with available equipment
Cross and turn power supply, it is achieved available equipment is powered).And the conversion of the side of fortune is the simulated operation in network system, Ji Jiangting
The power supply relation of electricity equipment disconnects, and by turn load that power failure equipments is carried by power supply, (i.e. power failure equipments is powered
Scope) be given to be turned power supply unit and be powered, thus obtain the power network topology information after simulated operation.
Accordingly, the present invention program can determine according to master network equipment topology information, distribution net equipment topology information
Corresponding being turned for equipment of each power failure equipments, and after carry out the conversion of the side of fortune according to power failure plan information, it is possible to
Obtain the power network topology information after the conversion of fortune side.
Determining each being turned for after equipment and carry out the conversion of the side of fortune and obtain the power network topology after fortune side changes and believe
After breath, whether each being turned can be analyzed by overburden for equipment.In the present invention program, passing through
After the conversion of fortune side, it is believed that the current real-time load data of power failure equipments is all turned to be fed to be turned on the equipment of confession,
Therefore, current real-time load data based on power failure equipments, turned for the current real-time load data of equipment,
Can obtain being turned the equipment of confession Real-time Load after fortune side changes, this Real-time Load is stopping before fortune side changes
The current real-time load data of electricity equipment with turned for the current real-time load data sum of equipment.Then should
By turn for equipment fortune side change after Real-time Load with this by turn supply equipment rated load compared with, such as fruit
Time load relative to rated load ratio up to or over set ratio, i.e. preset load factor, such as
80%, i.e. when setting ratio as 80%, meetingIn the case of, then judge that this is turned
For equipment, overload occurs, provide overload prompting message, plan approving person is carried out overload and reminds.Wherein,
Above-mentioned by a turn rated load for confession equipment, it is the master network equipment account information of above-mentioned acquisition, distribution net equipment account
Information and include each being turned for the rated load of equipment, the present invention program can directly carry out applying.
Can turn have for equipment multiple in the case of, then analyze each equipment for each turn one by one turn for equipment
Load condition after Gong.
The power grid heavy-load of the present invention analyzes method, after the equipment that is primarily directed to has a power failure, and plan approving person's peace
When row's equipment turns power supply, it is analyzed by the equipment turning power supply, analyzes and turned the heavily overload feelings for equipment
Condition, thus realize reasonable arrangement and turn power supply, it is to avoid power grid risk occurs.The heavy duty analysis side of the application present invention
The application of method, mainly have a power failure the approving persons such as specific responsibility, scheduling, at the not same order of plan examination & approval that has a power failure
Section, the specific responsibility that has a power failure, scheduling all can utilize the power grid heavy-load of the present invention to analyze method, analyze merit by heavy duty
Can, check analysis result.
After have a power failure plan or the arrangement adjustment that has a power failure, need to obtain the most in real time, update power failure plan letter
Breath, re-executes the analysis process of the invention described above, it is thus achieved that up-to-date analysis result.The present invention program is permissible
Obtain the information arranging whether adjust that has a power failure in real time, i.e. before above-mentioned steps S101, it is also possible to include step
Rapid:
Step S100: detection has a power failure and arranges whether to occur the information of adjustment, is detecting that power failure arranges to adjust
During whole information, enter above-mentioned steps S101.
Generally, detect when power failure arranges the information occurring to adjust, it may be possible to specify and got well one newly
The prompting given by power failure plan have the new information having a power failure and arranging, it is also possible to judge to send out in step S104
The information be given after being adjusted revising after raw overload, to power failure plan.
Power grid heavy-load according to the invention described above analyzes method, and the present invention also provides for a kind of power grid heavy-load analysis system
System.Fig. 2 showing, the power grid heavy-load of the present invention analyzes the structural representation of system embodiment.
Include as in figure 2 it is shown, the power grid heavy-load of the present invention analyzes system:
The integrated acquiring unit of information 201, is used for obtaining relevant rudimentary data, and these relevant rudimentary data include: stop
Electricity plan information, master network equipment topology information, master network equipment account information, distribution net equipment topology information, join
Current real-time load data when net equipment account information and each equipment run；
Unit 202 is determined for equipment, for according to described master network equipment topology information, described distribution net equipment by turning
Topology information, determines corresponding being turned for equipment of each power failure equipments；
Fortune side's converting unit 203, for according to described master network equipment topology information, distribution net equipment topology information,
Described power failure plan information, carries out the conversion of the side of fortune, it is thus achieved that the power network topology information after the conversion of fortune side；
Overloading analysis unit 204, for the current real-time load data according to power failure equipments, determines and power failure is set
Standby current real-time load data turns and is supplied to be turned for after equipment, and turned after changing for equipment fortune side real-time bears
Lotus, and according to this by turn for equipment fortune side change after Real-time Load, this by turn supply equipment rated load with
And default load factor, it is determined that whether this is turned transships for equipment.
According to the scheme in the present embodiment, it is to obtain power failure plan information and the relevant power network topology of correspondence
After information and equipment account information, determine based on current power network topology information and turned the equipment of confession, according to
Power failure plan information carries out the simulated operation of the side's of fortune conversion, and then obtains the power network topology information after the conversion of the side of fortune,
And be supplied to be turned on the premise of equipment being turned by the current Real-time Load of power failure equipments, determine that fortune side changes
Turned the Real-time Load for equipment afterwards, and judged to be turned whether transship, at quilt for equipment based on this Real-time Load
Turn for, in the case of apparatus overload, illustrating that carrying out power failure by this power failure plan may cause equipment overload operation
Situation, for the network operation personnel/decision-maker/plan auditor safety to the specified plan that has a power failure
Reference is provided, improves electrical network accordingly and turn the safety for operation of power networks afterwards.
Can also include as in figure 2 it is shown, the power grid heavy-load in the present embodiment analyzes system:
Alarm reminding unit 205, for when overloading analysis unit 204 judges to be turned for apparatus overload, being given
Turned the overload prompting message for apparatus overload.
Thus, in the case of occurring being turned for apparatus overload, network operation personnel/decision-maker/plan examination & verification
Personnel can directly give this overload prompting message and which is known be turned and overload phenomenon occur for equipment, convenient the most just
Prompt.
When overloading analysis unit 204 judges whether turned the equipment of confession transships, can be to being turned the load for equipment
Rate compares, and this load factor is turned the Real-time Load after changing for equipment fortune side and turned the volume for equipment
The ratio system of constant load, when being turned the load factor for equipment up to or over default load factor, i.e. works as quilt
Turn the Real-time Load after changing for equipment fortune side to compare up to or over by the setting turning the rated load for equipment
During example, then judge to be turned for apparatus overload.This default load factor (setting ratio) can be according to actual needs
It is set, such as, can be 70%, 80% etc..
Data capture unit 201, when obtaining data, can be to stop from described in master, the acquisition of distribution production system
Electricity plan information, obtains described master network equipment topology information from major network EMS system, obtains from major network asset system
Take described master network equipment account information, obtain described distribution net equipment topology information, distribution from distribution generalized information system
Equipment account information, obtains current real-time load data when described each equipment runs from metering automation system.
After have a power failure plan or the arrangement adjustment that has a power failure, need to obtain the most in real time, update power failure plan letter
Breath, re-executes the analysis process of the invention described above, it is thus achieved that up-to-date analysis result.The present invention program is permissible
Obtain the information arranging whether adjust that has a power failure in real time, therefore, as in figure 2 it is shown, the electrical network in the present embodiment is born
Lotus density Analysis System can also include:
Detector unit 200, for detecting the information arranging whether to adjust that has a power failure, and is detecting power failure peace
During the information that discharge life adjusts, send information to data capture unit 201.
Now, above-mentioned data capture unit 201, when receiving the information of detector unit 200, obtain
Above-mentioned related data.
Generally, detect when power failure arranges the information occurring to adjust, it may be possible to specify and got well one newly
The prompting given by power failure plan have the new information having a power failure and arranging, it is also possible at overloading analysis unit 204
The information be given after being adjusted revising after judging to transship, to power failure plan.
The concrete processing mode of each unit in the power grid heavy-load analysis system of the present invention, can be with the electricity of the present invention
Net heavy duty analysis method in identical, do not repeat them here.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for this area
Those of ordinary skill for, without departing from the inventive concept of the premise, it is also possible to make some deformation and
Improving, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended
Claim is as the criterion.
Claims (8)
1. a power grid heavy-load analyzes method, it is characterised in that include step:
Obtaining relevant rudimentary data, described basic data includes: power failure plan information, master network equipment topology are believed
Breath, master network equipment account information, distribution net equipment topology information, distribution net equipment account information and each equipment
Current real-time load data during operation, obtains described power failure plan information from master, distribution production system, from
Major network EMS system obtains described master network equipment topology information, obtains described master network equipment from major network asset system
Account information, obtains described distribution net equipment topology information, distribution net equipment account information from distribution generalized information system,
Current real-time load data when described each equipment runs is obtained from metering automation system；
According to described master network equipment topology information, distribution net equipment topology information, determine that each power failure equipments is corresponding
Turned for equipment；
According to described power failure plan information and described master network equipment topology information, described distribution net equipment topology information,
Carry out the conversion of the side of fortune, it is thus achieved that the power network topology information after the conversion of fortune side；
According to the current real-time load data of power failure equipments, determine and turned the reality after the equipment of confession carries out the conversion of the side of fortune
Time load, and according to this by turn for equipment fortune side change after Real-time Load, this by turn supply equipment specified bear
Lotus and default load factor, it is determined that whether this is turned transships for equipment.
Power grid heavy-load the most according to claim 1 analyzes method, it is characterised in that turned for equipment
When load factor after the conversion of fortune side exceedes default load factor, it is determined that turned for apparatus overload.
Power grid heavy-load the most according to claim 2 analyzes method, it is characterised in that described default load
Rate is 80%.
4. analyze method according to the power grid heavy-load described in claims 1 to 3 any one, it is characterised in that:
When judging to be turned for apparatus overload, further comprise the steps of: to be given to be turned and remind for the overload of apparatus overload
Information；
Or
Further comprise the steps of: the information arranging whether to adjust that has a power failure that detects, and detecting that power failure arrangement is sent out
During the information that life adjusts, enter the step of described acquisition relevant rudimentary data.
5. a power grid heavy-load analyzes system, it is characterised in that including:
The integrated acquiring unit of information, is used for obtaining relevant rudimentary data, and described relevant rudimentary data include: stop
Electricity plan information, master network equipment topology information, master network equipment account information, distribution net equipment topology information, join
Current real-time load data when net equipment account information and each equipment run, wherein, from master, distribution
Production system obtains described power failure plan information, obtains described master network equipment topology information from major network EMS system,
Obtain described master network equipment account information from major network asset system, obtain described distribution from distribution generalized information system and set
Standby topology information, distribution net equipment account information, obtain when described each equipment runs from metering automation system
Current real-time load data；
Unit is determined for equipment, for according to described master network equipment topology information, distribution net equipment topology letter by turning
Breath, determines corresponding being turned for equipment of each power failure equipments；
Fortune side's converting unit, for according to described master network equipment topology information, described distribution net equipment topology information,
Described power failure plan information, carries out the conversion of the side of fortune, it is thus achieved that the power network topology information after the conversion of fortune side；
Overloading analysis unit, for the current real-time load data according to power failure equipments, determines and is turned for equipment
Carry out the Real-time Load after the conversion of the side of fortune, and turned the Real-time Load after changing for equipment fortune side according to this, be somebody's turn to do
Turned the rated load for equipment and default load factor, it is determined that whether this is turned transships for equipment.
Power grid heavy-load the most according to claim 5 analyzes system, it is characterised in that described overloading analysis
Unit is when being turned the load factor after changing for equipment fortune side and being exceeded default load factor, it is determined that turned for equipment mistake
Carry.
Power grid heavy-load the most according to claim 6 analyzes system, it is characterised in that described default load
Rate is 80%.
8. analyze system according to the power grid heavy-load described in claim 5 to 7 any one, it is characterised in that:
Also include alerting reminding unit, be used for when described overloading analysis unit judges to be turned for apparatus overload,
Be given and turned the overload prompting message for apparatus overload；
Or
Also include detector unit, for detecting the information arranging whether to adjust that has a power failure, and stop detecting
When electricity arranges the information occurring to adjust, send information to described data capture unit；
Described data capture unit, when receiving the information of detector unit, obtains described relevant rudimentary number
According to.
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