CN105186494A - Electric network analysis system and method - Google Patents
Electric network analysis system and method Download PDFInfo
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- CN105186494A CN105186494A CN201510549434.1A CN201510549434A CN105186494A CN 105186494 A CN105186494 A CN 105186494A CN 201510549434 A CN201510549434 A CN 201510549434A CN 105186494 A CN105186494 A CN 105186494A
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Abstract
The invention discloses an electric network analysis system. The electric network analysis system comprises a case management module, a power flow stability calculation module and a result optimization and display module, wherein the case management module is used for classifying and organizing calculation tasks contained in a case to obtain different calculation tasks of multi-group types; the power flow stability calculation module is used for power flow calculation on the different calculation tasks of the multi-group types and storing calculation results in a result folder; and the result optimization and display module is used for optimizing the calculation results in the result folder so as to lead the calculation results in the result folder to be sequentially arranged according to a sequence of a ground-state power flow calculation result, a short-circuit calculation result and a case calculation result, and the calculation results are displayed through a display interface. The invention also discloses an electric network analysis method. Through the above mode, a reference can be provided for a planning analyst by displaying the ground-state power flow calculation result, the short-circuit calculation result and the case calculation result on the display interface, the workload of the planning analyst is reduced, and the working efficiency of the planning and analysis is effectively improved.
Description
Technical field
The present invention relates to technical field of electric power, particularly relate to a kind of electric network analysis system and method.
Background technology
Electric network analysis is the first line of defence of power grid security.The fail safe of electric power networks system cloud gray model and economy depend on the reasonability that electrical network is planned to a great extent.Therefore, to planning and design of power system and management and running extremely important.In traditional electric network analysis system, there is imperfection and the problem such as dat file format Output rusults is not directly perceived in the graphical interfaces that program software exports.As, according to some traditional electrical network planning analytical work amount statistics, when formulating medium-long term operational mode, on the basis of setting 10 anticipation sub area division, the sub area division of 10 anticipations is carried out to basic trend, circuit N-1, main transformer N-1, bus N-1, circuit N-2 of the same name, indulges a point bus N-2, analyzes and calculate with tower line fault etc.Electrical network adds up to 17 500kV main transformers, 155 220kV circuits, then need to carry out: 10* (1+155+17+155/2+5+80)=3355 time analytical calculation.Need to check 10 minutes all approximately consuming time of the result that program software exports after each analytical calculation.Then analytical calculation mode traditionally, formulates medium-long term operational mode at every turn, and the workload only completing electrical network planning analysis part just needs 23.3 people/sky, can strengthen the work load of planning analyst like this, and reduces the operating efficiency that planning analyzes.
In sum, be necessary to provide a kind of electric network analysis system and method to solve the problem.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of electric network analysis system and method, can improve the operating efficiency that planning is analyzed.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of electric network analysis system, this system comprises: case administration module, for carrying out taxonomic organization to the calculation task included by case, to obtain the different calculation task of many set types, wherein calculation task comprises electric power networks topological structure, electric power networks element, the load parameter of electric power networks topological structure and the load parameter of electric power networks element, and electric power networks element is the element of electric power networks topological structure; Power flow stability computing module, Load flow calculation is carried out for the calculation task different to many set types, to obtain result of calculation, wherein, result of calculation comprises ground state calculation of tidal current, short circuit calculation result and case result of calculation, ground state calculation of tidal current comprises the result of calculation of the base load parameter maintaining electric power networks topological structure, and case result of calculation comprises the load parameter result of calculation of electric power networks topological structure and the calculation of parameter result of electric power networks element; Result optimizing and display module, for being optimized result of calculation, making result of calculation arrange according to the order of ground state calculation of tidal current, short circuit calculation result and case result of calculation successively, and showing result of calculation by display interface.
Wherein, this system also comprises: external data acquisition module, for obtaining the case adopting document to gather, it is customary that the case that wherein document gathers comprises comment line, case title row and case, case title row with the first symbol for primary sign, comment line, wherein, can be modified to the case that document gathers by case routine for primary sign with the second symbol.
Wherein, this system also comprises: automatic data acquisition module, for automatic scan electric power networks topological structure to generate case.
Wherein, power flow stability computing module also carries out stability Calculation for the calculation task different to many set types, to obtain result of calculation, wherein, result of calculation also comprises static state stability calculation, multilayer output feedback network, dynamic stability calculates, voltage stabilization calculates and frequency stabilization calculates.
Wherein, the element occurred in ground state calculation of tidal current and short circuit calculation result is rejected from case result of calculation.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of Electric network analysis method, the method comprises: carry out taxonomic organization to the calculation task included by case, to obtain the different calculation task of many set types, wherein calculation task comprises electric power networks topological structure, electric power networks element, the load parameter of electric power networks topological structure and the load parameter of electric power networks element, and electric power networks element is the element of electric power networks topological structure; The calculation task different to many set types carries out Load flow calculation, to obtain result of calculation, wherein, result of calculation comprises ground state calculation of tidal current, short circuit calculation result and case result of calculation, ground state calculation of tidal current comprises the result of calculation of the base load parameter maintaining electric power networks topological structure, and case result of calculation comprises the load parameter result of calculation of electric power networks topological structure and the calculation of parameter result of electric power networks element; Result of calculation is optimized, result of calculation is arranged according to the order of ground state calculation of tidal current, short circuit calculation result and case result of calculation successively; Result of calculation is shown by display interface.
Wherein, the method also comprises: obtain the case adopting document to gather, it is customary that the case that wherein document gathers comprises comment line, case title row and case, case title row with the first symbol for primary sign, comment line with the second symbol for primary sign, wherein, can the case that document gathers be modified by case routine.
Wherein, the method also comprises: automatic scan electric power networks topological structure is to generate case.
Wherein, the method also comprises: the calculation task different to many set types carries out stability Calculation, to obtain result of calculation, wherein, result of calculation also comprises static state stability calculation, multilayer output feedback network, dynamic stability calculates, voltage stabilization calculates and frequency stabilization calculates.
Wherein, the element occurred in ground state calculation of tidal current and short circuit calculation result is rejected from case result of calculation.
The invention has the beneficial effects as follows: the situation being different from prior art, electric network analysis system of the present invention comprises case administration module, power flow stability computing module and result optimizing and display module, case administration module is used for carrying out taxonomic organization to the calculation task included by case, to obtain the different calculation task of many set types; Power flow stability computing module is used for the calculation task different to many set types and carries out Load flow calculation, and result of calculation is stored in destination file folder; Result optimizing and display module are used for being optimized the result of calculation during destination file presss from both sides, result of calculation in pressing from both sides to make destination file arranges according to the order of ground state calculation of tidal current, short circuit calculation result and case result of calculation successively, and shows result of calculation by display interface.By the way, the present invention is by showing ground state calculation of tidal current, short circuit calculation result and case result of calculation on display interface, planning analyst can understand all electric power networks component parameters of electric power networks system on display interface, the operation of convenient planning analyst, alleviate planning analyst work load, effectively improve the operating efficiency that planning is analyzed.
Accompanying drawing explanation
Fig. 1 is the structural representation of electric network analysis system of the present invention;
Fig. 2 is the structural representation of case administration module in Fig. 1;
Fig. 3 is the schematic diagram of the case that document gathers;
Fig. 4 is the schematic flow sheet of electric network analysis method of the present invention.
Embodiment
The present invention discloses a kind of electric network analysis system, and as shown in Figure 1, Fig. 1 is the structural representation of electric network analysis system of the present invention.This system comprises external data acquisition module 11, automatic data acquisition module 12, case administration module 13, power flow stability computing module 14 and result optimizing and display module 15.
External data acquisition module 11 is for obtaining the case adopting document to gather.Wherein, the case that document gathers is the case pre-set, and the case that document gathers at least comprises 1 case.Case comprises multiple calculation task, particularly, case can be the multiple calculation tasks comprising the multiple calculation tasks in multiple calculation tasks of specific region, special time period, the multiple calculation task in specific circuit or particular transformer, and concrete condition can be decided according to the actual requirements.In the present embodiment, calculation task comprises electric power networks topological structure, electric power networks element, the load parameter of electric power networks topological structure and the load parameter of electric power networks element, wherein electric power networks element is the element of electric power networks topological structure, the load parameter of electric power networks topological structure can be the gross power of whole electric power networks topological structure, total voltage, total current or other electric load parameters, and the load parameter of electric power networks element can be the rated power of certain force device, rated voltage, rated current or other parameters etc.Certainly, in other embodiments, calculation task also comprises other electric power elements, and the electric power element for Water demand all belongs to the scope that calculation task of the present invention is protected, and does not repeat one by one at this.
Preferably, document is txt file, and it gathers the case need carrying out PSD-BPA (a kind of power system analysis program software) trend and multilayer output feedback network.Should be understood that the present invention does not limit document is txt file, and document can also be that other documents are as work document.The content of txt file comprises comment line, case title row and case routine.Wherein, case title row with the first symbol for primary sign, comment line with the second symbol for primary sign.Preferably, case title row is with symbol " # " for primary sign, and comment line is with symbol ". " for primary sign, and each case occupies a line, is called that case is customary.Should understand, the present invention does not limit case title row with symbol " # " for primary sign, comment line with symbol ". " for primary sign, in other embodiments, the symbol of case title row and comment line can also be set according to actual conditions, certainly, also not limiting the primary sign using symbol as case title row and comment line, also can be that other labels are as numeral etc.Concrete comprise 3 cases in txt file in Fig. 3 as shown in Figure 3, be respectively # cercis main transformer N-1, # Pengcheng main transformer N-1 and # roc and educate the first and second lines and disconnect, the court of a feudal ruler educates that the first and second lines are standby to be thrown; Comment line is as " .BZJ3220.XX ", " .TZJ3220.ZIJING=500 " and " .TPENGCHEN220.YUXIN220.11810 "; Case is customary as " BZJ3466.XX312 ".
In the present embodiment, can the case that document gathers be modified by case routine.Particularly, each case routine is the calculating control statement of a PSD-BPA trend and transient stability computation program, it meets PSD-BPA control statement grammer, to make the case by double-clicking the txt file shown on display interface customary, to eject corresponding amendment window, the case that txt file gathers is modified, comprise deletion, increase and modify feature.
Automatic data acquisition module 12 for automatic scan electric power networks topological structure to generate case.Particularly, automatic data acquisition module 12 scans electric power networks topological structure automatically, comprise the load parameter scanning of the whole network fault scanning and electric power networks element, its can according to the generation of electric power networks topological structure fault, continue and excision process, automatic batch produces the fault card of circuit, bus, transformer, the and whether current loads of statistics electric power networks element exceedes threshold value etc., and integrated at least 1 case of all electric power elements that will scan.
Case administration module 13 is for carrying out taxonomic organization to the calculation task included by case, to obtain the different calculation task of many set types, electric power networks element as the fault that different case is short-circuited is planned to one group, the parametric programming different case being needed the electric power networks element of display is one group, it is one group by the base load parametric programming of the electric power networks element of case, the calculation task broken down and trouble-proof calculation task are planned to one group respectively, the calculation task of the case of same area is planned to one group, be one group for order sequence by minimum with the most as many as of the number of times that breaks down for the calculation task of case or all calculation tasks that the case of disconnection fault occurs in preset time period be planned to one group etc.In addition, case administration module 13 is also for carrying out showing to case and revising.Because Case comparison is many, and the calculation task that each case comprises is many, therefore calculation task is carried out the understanding case that classification can be more attractive in appearance, also the calculation task of PSD-BPA trend and the complete identical type of the disposable unified calculation of transient stability computation program is convenient to, same algorithm without the need to repeatedly calling PSD-BPA trend and transient stability computation program calculates calculation task of the same type, saves the workload of PSD-BPA trend and transient stability computation program.Should be understood that above-mentioned classification is the part that the present invention describes, be designed into calculation task to be carried out organize and sorts as other and all belong to protection scope of the present invention, do not repeat one by one at this.
Further, as shown in Figure 2, case administration module 13 comprises fault set generation unit 131, case display unit 132 and case modification unit 133.Wherein, fault set generation unit 131 is for carrying out taxonomic organization to the calculation task included by case, comprise and the calculation task broken down and trouble-proof calculation task being classified etc., the electric power networks element as the fault that different case is short-circuited is planned to one group or different case needed the parametric programming of electric power networks element of display to be one group.Case display unit 132 is for showing sorted calculation task, and convenient planning analyst is with reference to research.Case modification unit 133 is for modifying to the calculation task shown on display interface, and the case of txt file shown on display interface as double-clicked is customary, can eject corresponding amendment window and delete calculation task, increases and the action such as amendment.Should be understood that the unit included by case administration module 13 is mainly classified to the case of not carrying out trend or stability Calculation, show and revised.
Power flow stability computing module 14 carries out Load flow calculation, to obtain result of calculation for the calculation task different to many set types.Preferably, result of calculation is stored in destination file folder by power flow stability computing module 14.Preferably, power flow stability computing module 14 carries out Load flow calculation for calling based on the PSD-BPA trend of Windows operating system and the transient stability software calculation task different to many set types.Wherein, result of calculation comprises ground state calculation of tidal current, short circuit calculation result and case result of calculation, ground state calculation of tidal current comprises the result of calculation of the base load parameter maintaining electric power networks topological structure, and case result of calculation comprises the load parameter result of calculation of electric power networks topological structure and the calculation of parameter result of electric power networks element.Should be understood that in other embodiments, result of calculation also comprises harmonic flow calculation result, disconnection fault result of calculation and abnormal operation calculation of fault result.
Further, power flow stability computing module 14 also carries out stability Calculation, to obtain result of calculation for the calculation task different to many set types.Preferably, result of calculation is stored in destination file folder by power flow stability computing module 14.Preferably, power flow stability computing module 14 carries out stability Calculation for calling based on the PSD-BPA trend of Windows operating system and the transient stability software calculation task different to many set types.Wherein, result of calculation also comprises static state stability calculation, multilayer output feedback network, dynamic stability calculates, voltage stabilization calculates and frequency stabilization calculates.
Result optimizing and display module 15, for being optimized result of calculation, making result of calculation arrange according to the order of ground state calculation of tidal current, short circuit calculation result and case result of calculation successively, and show result of calculation by display interface.Preferably, result optimizing and display module 15 are optimized for the result of calculation in pressing from both sides destination file, arrange according to the order of ground state calculation of tidal current, short circuit calculation result and case result of calculation successively with the result of calculation during destination file is pressed from both sides, and show ground state calculation of tidal current, short circuit calculation result and case result of calculation in order by display interface.Should understand, short circuit calculation result is planned to calculation of fault result, as result of calculation also comprises disconnection fault result of calculation and abnormal operation calculation of fault result, disconnection fault result of calculation and abnormal operation calculation of fault result can be unified to plan that with short circuit calculation result be a class, be arranged between ground state calculation of tidal current and case result of calculation.In other embodiments, the result of calculation in destination file can being pressed from both sides arranges according to the order of short circuit calculation result, ground state calculation of tidal current and case result of calculation successively.Should be understood that result optimizing and display module 15 mainly arrange the case after carrying out trend or stability Calculation, optimize and display etc.
Display interface refers to the graphic interface developed according to cross-platform C++ application development frameworks QT (one develops software), optimum results can be utilized graphic interface to carry out adding up and showing.
Should be understood that result of calculation directly can be passed to result optimizing by power flow stability computing module 14 and display module 15 is optimized, do not need result of calculation to be placed in destination file folder, namely can directly search on display interface and can find correlation calculation result.Wherein, in order to can the real work situation of each element of Real-Time Monitoring electric power networks, the power flow stability computing module 14 in real time calculation task different to many set types carries out Load flow calculation, result optimizing and display module 15 are optimized the result of calculation during destination file presss from both sides in real time, or result optimizing and display module 15 are optimized the result of calculation of screening in real time, each element, each case, each region or each electric power networks topological structure can be understood in real time and whether break down.
In the present embodiment, the element occurred in ground state calculation of tidal current and short circuit calculation result is rejected from case result of calculation, by showing ground state calculation of tidal current in order, short circuit calculation result and case result of calculation, planning analyst can be allowed first to understand the overall condition of electric power networks topological structure, namely the base load parameter required for electric power networks topological structure is maintained, then the short circuit fault condition (comprising other faults) that whole electric power networks topological structure occurs is observed, the last case just checking case result of calculation, make plan analyst can clear understanding break down or element, unification is studied the element do not broken down.
Result optimizing and display module 15 also carry out general to the result of calculation during destination file presss from both sides further and select, when planning analyst and needing the failure condition studying electric power networks topological structure, result optimizing and display module 15 show short circuit calculation result, disconnection fault result of calculation and abnormal operation calculation of fault result; When planning analyst and needing the normal operation studying electric power networks topological structure, result optimizing and display module 15 show ground state calculation of tidal current, case result of calculation, static state stability calculation, multilayer output feedback network, dynamic stability calculates, voltage stabilization calculates and frequency stabilization calculates, and wherein result of calculation does not show the element broken down; When planning analyst and needing the normal operation of the case studying a certain region, result optimizing and display module 15 show the case result of calculation of all cases on a certain region, comprise the result of calculation of fault element and non-faulting element.
As shown in Figure 4, Fig. 4 is the schematic flow sheet of electric network analysis method of the present invention.Electric network analysis system in electric network analysis method corresponding diagram 1 in Fig. 4.The method comprises the following steps:
Step S101: carry out taxonomic organization to the calculation task included by case, to obtain the different calculation task of many set types.
Wherein, calculation task comprises electric power networks topological structure, electric power networks element, the load parameter of electric power networks topological structure and the load parameter of electric power networks element, wherein electric power networks element is the element of electric power networks topological structure, the load parameter of electric power networks topological structure can be the gross power of whole electric power networks topological structure, total voltage, total current or other electric load parameters, and the load parameter of electric power networks element can be the rated power of certain force device, rated voltage, rated current or other parameters etc.Certainly, in other embodiments, calculation task also comprises other electric power elements, and the electric power element for Water demand all belongs to the scope that the present invention protects, and does not repeat one by one at this.
Because Case comparison is many, and the calculation task that each case comprises is many, therefore calculation task is carried out the understanding case that classification can be more attractive in appearance, electric power networks element as the fault that different case is short-circuited is planned to one group, the parametric programming different case being needed the electric power networks element of display is one group, it is one group by the base load parametric programming of the electric power networks element of case, the calculation task broken down and trouble-proof calculation task are planned to one group respectively, the calculation task of the case of same area is planned to one group, be one group for order sequence by minimum with the most as many as of the number of times that breaks down for the calculation task of case or all calculation tasks that the case of disconnection fault occurs in preset time period be planned to one group etc.Should be understood that above-mentioned classification is the part that the present invention describes, be designed into calculation task to be carried out organize and sorts as other and all belong to protection scope of the present invention, do not repeat one by one at this.
Before step S101, the method also comprises:
Obtain the case adopting document to gather.Wherein, the case that document gathers at least comprises 1 case, and document is preferably txt file, and should be understood that the present invention does not limit document is txt file, and document can also be that other documents are as work document.It is customary that the case that document gathers comprises comment line, case title row and case, case title row with symbol " # " for primary sign, comment line with symbol ". " for primary sign.In the present embodiment, can the case that document gathers be modified by case routine.Particularly, each case routine is the calculating control statement of a PSD-BPA trend and transient stability computation program, it meets PSD-BPA control statement grammer, to make the case by double-clicking the txt file shown on display interface customary, to eject corresponding amendment window, the case that txt file gathers is modified, comprise deletion, increase and modify feature.
Before step S101, the method also comprises:
Electric power networks topological structure described in automatic scan is to generate case.
Particularly, automatically electric power networks topological structure is scanned, comprise the load parameter scanning etc. of the whole network fault scanning and electric power networks element, its can according to the generation of electric power networks topological structure fault, continue and excision process, automatic batch produces the fault card of circuit, bus, transformer, the and whether current loads of statistics electric power networks element exceedes threshold value etc., and integrated at least 1 case of all electric power elements that will scan.
Step S102: the calculation task different to many set types carries out Load flow calculation, to obtain result of calculation.
Preferably, call and carry out Load flow calculation based on the PSD-BPA trend of Windows operating system and the transient stability software calculation task different to many set types, and result of calculation is stored in destination file folder.
Wherein, result of calculation comprises ground state calculation of tidal current, short circuit calculation result and case result of calculation, ground state calculation of tidal current comprises the result of calculation of the base load parameter maintaining electric power networks topological structure, and case result of calculation comprises the load parameter result of calculation of electric power networks topological structure and the calculation of parameter result of electric power networks element.Should be understood that result of calculation also comprises harmonic flow calculation result, disconnection fault result of calculation and abnormal operation calculation of fault result.
In step s 102, the method also comprises:
The calculation task different to many set types carries out stability Calculation, to obtain result of calculation.Preferably, call and carry out stability Calculation based on the PSD-BPA trend of Windows operating system and the transient stability software calculation task different to many set types, and result of calculation is stored in destination file folder.Wherein, result of calculation also comprises static state stability calculation, multilayer output feedback network, dynamic stability calculates, voltage stabilization calculates and frequency stabilization calculates.
Step S103: be optimized result of calculation, makes result of calculation arrange according to the order of ground state calculation of tidal current, short circuit calculation result and case result of calculation successively.
Preferably, be optimized the result of calculation in destination file folder, the result of calculation during destination file is pressed from both sides arranges according to the order of ground state calculation of tidal current, short circuit calculation result and case result of calculation successively.In the present embodiment, the element occurred in ground state calculation of tidal current and short circuit calculation result is rejected from case result of calculation.Wherein, short circuit calculation result is planned to calculation of fault result, as result of calculation also comprises disconnection fault result of calculation and abnormal operation calculation of fault result, disconnection fault result of calculation and abnormal operation calculation of fault result can be unified to plan that with short circuit calculation result be a class, be arranged between ground state calculation of tidal current and case result of calculation.In other embodiments, the result of calculation in destination file can being pressed from both sides arranges according to the order of short circuit calculation result, ground state calculation of tidal current and case result of calculation successively.
Step S104: show result of calculation by display interface.
In step S104, display interface unified display ground state calculation of tidal current, short circuit calculation result and case result of calculation.Certainly, also by the one in display interface display ground state calculation of tidal current, short circuit calculation result and case result of calculation.
Wherein, display interface refers to the graphic interface developed according to cross-platform C++ application development frameworks QT, optimum results can be utilized graphic interface to carry out adding up and showing.
In sum, the present invention can plan the demand of analytical calculation work according to actual electric network, by inputting case, showing, revise, the different planning of flexible adaptation can analyze demand; Automatically carry out tissue and the sequence of calculation task according to electric power networks framework, being conducive to the later stage carries out according to result analysiss and plans; Automatically successively case is calculated, Output rusults, finally gather each case result, form optimum results and utilize graphic interface to carry out statistical analysis displaying, direct reference can be done for planning analytical calculation personnel, greatly alleviate planning analytical calculation personnel's duplication of labour and improve the efficiency analyzing planning.
These are only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. an electric network analysis system, is characterized in that, described system comprises:
Case administration module, for carrying out taxonomic organization to the calculation task included by case, to obtain the different calculation task of many set types, wherein said calculation task comprises the load parameter of electric power networks topological structure, electric power networks element, described electric power networks topological structure and described electric power networks element, and described electric power networks element is the element of described electric power networks topological structure;
Power flow stability computing module, Load flow calculation is carried out for the calculation task different to described many set types, to obtain result of calculation, wherein, described result of calculation comprises ground state calculation of tidal current, short circuit calculation result and case result of calculation, described ground state calculation of tidal current comprises the result of calculation of the base load parameter maintaining described electric power networks topological structure, and described case result of calculation comprises the load parameter result of calculation of described electric power networks topological structure and the calculation of parameter result of described electric power networks element;
Result optimizing and display module, for being optimized described result of calculation, described result of calculation is arranged according to the order of described ground state calculation of tidal current, described short circuit calculation result and described case result of calculation successively, and shows described result of calculation by display interface.
2. system according to claim 1, is characterized in that, described system also comprises:
External data acquisition module, for obtaining the described case adopting document to gather, it is customary that the described case that wherein said document gathers comprises comment line, case title row and case, described case title row with the first symbol for primary sign, described comment line with the second symbol for primary sign, wherein, can the described case that described document gathers be modified by described case routine.
3. system according to claim 1, is characterized in that, described system also comprises:
Automatic data acquisition module, for electric power networks topological structure described in automatic scan to generate described case.
4. system according to claim 1, it is characterized in that, described power flow stability computing module also carries out stability Calculation for the calculation task different to described many set types, to obtain described result of calculation, wherein, described result of calculation also comprises static state stability calculation, multilayer output feedback network, dynamic stability calculates, voltage stabilization calculates and frequency stabilization calculates.
5. system according to claim 1, is characterized in that, the element occurred in described ground state calculation of tidal current and described short circuit calculation result is rejected from described case result of calculation.
6. an Electric network analysis method, is characterized in that, described method comprises:
Taxonomic organization is carried out to the calculation task included by case, to obtain the different calculation task of many set types, wherein said calculation task comprises electric power networks topological structure, electric power networks element, the load parameter of described electric power networks topological structure and the load parameter of described electric power networks element, and described electric power networks element is the element of described electric power networks topological structure;
The calculation task different to described many set types carries out Load flow calculation, to obtain result of calculation, wherein, described result of calculation comprises ground state calculation of tidal current, short circuit calculation result and case result of calculation, described ground state calculation of tidal current comprises the result of calculation of the base load parameter maintaining described electric power networks topological structure, and described case result of calculation comprises the load parameter result of calculation of described electric power networks topological structure and the calculation of parameter result of described electric power networks element;
Described result of calculation is optimized, described result of calculation is arranged according to the order of described ground state calculation of tidal current, described short circuit calculation result and described case result of calculation successively;
Described result of calculation is shown by display interface.
7. method according to claim 6, is characterized in that, described method also comprises:
Obtain the described case adopting document to gather, it is customary that the described case that wherein said document gathers comprises comment line, case title row and case, described case title row with the first symbol for primary sign, described comment line with the second symbol for primary sign, wherein, can the described case that described document gathers be modified by described case routine.
8. method according to claim 6, is characterized in that, described method also comprises:
Electric power networks topological structure described in automatic scan is to generate described case.
9. method according to claim 6, is characterized in that, described method also comprises:
The calculation task different to described many set types carries out stability Calculation, and to obtain described result of calculation, wherein, described result of calculation also comprises static state stability calculation, multilayer output feedback network, dynamic stability calculates, voltage stabilization calculates and frequency stabilization calculates.
10. method according to claim 6, is characterized in that, the element occurred in described ground state calculation of tidal current and described short circuit calculation result is rejected from described case result of calculation.
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| CN109472006A (en) * | 2018-11-30 | 2019-03-15 | 广西电网有限责任公司电力科学研究院 | A kind of calculated result screening technique based on PSD-BPA |
| CN109687464A (en) * | 2018-07-19 | 2019-04-26 | 国网北京市电力公司 | The analysis method and device of electric network swim, storage medium, processor |
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