CN112529374A - Power failure processing method and system for transformer substation - Google Patents
Power failure processing method and system for transformer substation Download PDFInfo
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Abstract
The invention discloses a power failure processing method and a power failure processing system for a transformer substation, wherein the power failure scheme compiling method comprises the steps of calculating the compiling number of power failure schemes corresponding to each scheme compiling type according to the number of items of the power failure schemes in the same scheme compiling type and the number of power failure steps in the power failure schemes in a plurality of preset scheme compiling types; calculating the power failure scheme compilation qualified rate of the transformer substation according to the power failure scheme compilation quantity corresponding to each scheme compilation type and the compilation coefficient corresponding to each scheme compilation type; judging whether the power failure scheme compilation qualified rate of the transformer substation is greater than or equal to a preset qualified rate threshold value or not; and if so, performing power failure operation on the transformer substation by using a power failure scheme which is qualified in compilation. The technical scheme of the invention aims to solve the problems that the power failure scheme in the prior art is unqualified, and the unqualified power failure scheme is easily used in the power failure treatment of a transformer substation, so that the power failure operation is not standard, and even catastrophic accidents occur.
Description
Technical Field
The invention relates to the technical field of power systems, in particular to a method and a system for processing power failure of a transformer substation.
Background
With the development of social economy, the power load of a power grid is continuously increased, the number of the existing 500 kV transformer substations cannot meet the requirements of real production life, and the 500 kV transformer substations sequentially enter the stage of extension or capacity increase.
In the process of expanding or increasing the capacity of the transformer substation, power needs to be cut off for the existing running equipment so as to facilitate the work of civil engineering construction, electrical installation, debugging, acceptance inspection and the like. The extension or capacity increase of the transformer substation needs to consider various influence factors such as project production plan, material supply plan, equipment type selection, construction method, field operation conditions, resource allocation, important road segment crossing, important festival activities and the like. Therefore, the power failure scheme of the transformer substation needs to be compiled, and the problems that the power failure scheme of the transformer substation is not compiled in a standard mode, the randomness of the sequence adjustment of the power failure scheme is high, the power failure scheme is not reported and the like generally exist in the power failure scheme of the transformer substation. Because the establishment of the power failure scheme has the problems, the transformer substation uses the unqualified power failure scheme to carry out emergency power failure treatment on the transformer substation in the power failure process, the power failure operation of the transformer substation is not standard, and even catastrophic accidents of the transformer substation are caused.
Disclosure of Invention
The invention provides a method and a system for compiling a base power failure scheme, and aims to solve the problems that in the prior art, due to the fact that a power failure scheme is unqualified in compiling, an unqualified power failure scheme is used in the power failure process of a transformer substation, the power failure operation of the transformer substation is not standard, and even catastrophic accidents occur.
To solve the above problem, according to a first aspect of the present invention, there is provided a method for processing a power failure of a substation, including:
calculating the power failure scheme compilation quantity corresponding to each scheme compilation type according to the number of items of the power failure scheme in the same scheme compilation type in a plurality of preset scheme compilation types and the number of power failure steps in the power failure scheme;
calculating the power failure scheme compilation qualified rate of the transformer substation according to the power failure scheme compilation quantity corresponding to each scheme compilation type and the compilation coefficient corresponding to each scheme compilation type;
judging whether the power failure scheme compilation qualified rate of the transformer substation is greater than or equal to a preset qualified rate threshold value or not;
and if the qualification rate of the power failure scheme is judged to be greater than or equal to the preset qualification rate threshold value, the qualified power failure scheme is used for carrying out power failure operation on the transformer substation.
Preferably, the method for processing power failure of the substation further includes:
and if the success rate of the power failure scheme compilation is judged to be less than the preset success rate threshold value, adjusting the power failure scheme with unqualified compilation according to the adjusting mode corresponding to the scheme compilation type.
Preferably, in the method for processing the power failure of the substation, the scheme compilation type includes a qualified type, an irregular type, a redundant type, a sequential adjustment type and a missing compilation type; according to the adjustment mode corresponding to the plan compiling type, the step of adjusting the power failure plan which is not qualified in compiling comprises the following steps:
marking and sending irregular power failure steps in the irregular type power failure scheme;
a redundant power failure step in the redundant type power failure scheme is deleted;
a power failure step of adjusting the inconsistent sequence in the power failure scheme of the sequence adjustment type;
and adding a power failure step of missing knitting in the power failure scheme of the missing knitting type.
Preferably, in the method for processing the power failure of the substation, the scheme compilation type includes a qualified type, an irregular type, a redundant type, a sequential adjustment type and a missing compilation type; the method comprises the following steps of calculating the power failure scheme compilation number corresponding to each scheme compilation type according to the number of items of the power failure scheme in the same scheme compilation type in a plurality of preset scheme compilation types and the number of power failure steps in the power failure scheme, and comprises the following steps:
according to the formula
Calculating the power failure scheme compilation quantity corresponding to the qualified type, wherein the PS is used for compiling the power failure scheme compilation quantityiQS for the ith qualified blackout scenarioijThe method comprises the following steps that (1) a jth qualified power failure step of an ith qualified power failure scheme is carried out, wherein MS represents the number of items of the qualified power failure scheme, and NS represents the number of qualified power failure steps in the ith qualified power failure scheme;
according to the formula
Calculating the power failure scheme compilation quantity corresponding to the non-standard type, wherein the PDiQD for the ith blackout scenario with an irregular blackout stepijThe j-th irregular power failure step of the ith power failure scheme is represented, MD represents the number of power failure scheme items with the irregular step, and ND represents the number of power failure steps which are not irregular in the ith power failure scheme;
according to the formula
Calculating the power failure scheme compilation quantity corresponding to the redundancy type, wherein PRiQR as the ith blackout scenario for redundant blackout proceduresijThe jth redundant power failure step of the ith power failure scheme is adopted, MR represents the number of power failure scheme items with the redundant power failure step, and NR represents the number of redundant power failure steps in the ith power failure scheme;
according to the formula
Calculating the power failure scheme compilation quantity corresponding to the sequence adjustment type, wherein PAiQA an ith blackout scenario for which there are blackout steps to be sequencedijThe power failure step of the j th power failure scheme requiring power failure sequence adjustment, wherein MA represents the number of power failure scheme items requiring power failure sequence adjustment, and NA represents the number of power failure steps requiring power failure sequence adjustment in the i th power failure scheme;
and, according to the formula
Calculating the compiling quantity of the power failure schemes corresponding to the missing compiling types, wherein PiFor power failure scenarios in which there is a missing step in item i, QijAnd (4) a power failure step of the jth weaving omission of the ith power failure scheme, wherein M represents the number of power failure scheme items with the weaving omission step, and N represents the number of power failure steps with the weaving omission in the ith power failure scheme.
Preferably, the step of calculating the power outage plan compilation yield of the substation according to the compilation number of the power outage plans corresponding to each plan compilation type and the compilation coefficient corresponding to each plan compilation type includes:
calculating the sum of the products of the compiling number of the power failure schemes corresponding to each scheme compiling type and the compiling coefficient, and taking the sum as the weighted power failure scheme number of the transformer substation;
and calculating the ratio of the weighted power failure scheme number to the power failure scheme numbers corresponding to all the scheme compiling types, and taking the ratio as the power failure scheme compiling qualification rate of the transformer substation.
According to a second aspect of the present invention, there is also provided a system for processing a power outage of a substation, comprising:
the system comprises a compiling quantity calculation module, a power failure planning module and a power failure planning module, wherein the compiling quantity calculation module is used for calculating the compiling quantity of the power failure scheme corresponding to each scheme compiling type according to the number of items of the power failure scheme in the same scheme compiling type in a plurality of preset scheme compiling types and the number of power failure steps in the power failure scheme;
the compilation qualification rate calculation module is used for calculating the compilation qualification rate of the power failure scheme of the transformer substation according to the compilation quantity of the power failure scheme corresponding to each scheme compilation type and the compilation coefficient corresponding to each scheme compilation type;
the compilation qualification rate judging module is used for judging whether the compilation qualification rate of the power failure scheme of the transformer substation is greater than or equal to a preset qualification rate threshold value;
and the power failure operation module is used for performing power failure operation on the transformer substation by using the power failure scheme which is qualified in compilation when the compilation qualification rate judgment module judges that the compilation qualification rate of the power failure scheme is greater than or equal to the preset qualification rate threshold value.
Preferably, the power outage handling system of the substation further includes:
and the scheme adjusting module is used for adjusting the power failure scheme with unqualified establishment according to the adjusting mode corresponding to the scheme establishment type if the establishment qualification rate judging module judges that the establishment qualification rate of the power failure scheme is less than the preset qualification rate threshold value.
Preferably, in the power failure processing system of the substation, the scheme compilation type includes a qualified type, an irregular type, a redundant type, a sequential adjustment type and a missing compilation type; a protocol adjustment module comprising:
the step marking submodule is used for marking and sending an irregular power failure step in an irregular type power failure scheme;
the step deleting submodule is used for deleting the redundant power failure step in the redundant type power failure scheme;
the step adjusting submodule is used for adjusting the power failure steps with inconsistent sequences in the power failure scheme of the sequence adjusting type;
and the step adding submodule is used for adding the power failure step of the missing knitting in the power failure scheme of the missing knitting type.
Preferably, the power failure processing system of the substation compiles a qualification rate calculation module, including:
the weighted power failure scheme quantity calculation submodule is used for calculating the sum of products of the power failure scheme compilation quantity corresponding to each scheme compilation type and the compilation coefficient and taking the sum as the weighted power failure scheme quantity of the transformer substation;
and the power failure scheme compilation qualification rate calculation submodule is used for calculating the ratio of the weighted power failure scheme number to the power failure scheme numbers corresponding to all the scheme compilation types and taking the ratio as the power failure scheme compilation qualification rate of the transformer substation.
According to the power failure processing scheme of the transformer substation, the number of the items of the power failure scheme in the compiling type and the number of the power failure steps in the power failure scheme are calculated according to the same scheme, so that the compiling number of the power failure scheme corresponding to each scheme compiling type can be calculated; then, according to the power failure scheme compilation quantity corresponding to each scheme compilation type and the compilation coefficient corresponding to each scheme compilation type, the power failure scheme compilation qualified rate of the transformer substation can be calculated, whether the power failure scheme compilation qualified rate is larger than or equal to a preset qualified rate threshold value or not is judged, when the power failure scheme compilation qualified rate is larger than or equal to the preset qualified rate threshold value, the power failure operation of the transformer substation is executed by using the power failure scheme qualified in compilation, and the problems that the power failure scheme in the prior art is unqualified in compilation, and the power failure operation is irregular due to the fact that the unqualified power failure scheme is used when the transformer substation is subjected to power failure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic flow chart of a method for processing a power failure of a substation according to an embodiment of the present invention;
FIG. 2 is a flow chart illustrating a method for calculating a compilation quantity of a power outage scenario according to the embodiment shown in FIG. 1;
FIG. 3 is a flow chart illustrating a method for calculating the success rate of the power outage scenario provided by the embodiment shown in FIG. 1;
FIG. 4 is a flow chart illustrating a method for adjusting a power outage scenario provided by the embodiment shown in FIG. 1;
fig. 5 is a schematic structural diagram of a power failure processing system of a substation according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a solution adjustment module provided in the embodiment shown in FIG. 5;
fig. 7 is a schematic structural diagram of a compilation yield calculation module according to the embodiment shown in fig. 5.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; "connected" may be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The heating scheme based on the terminal room temperature parameter provided by the following embodiments of the present application has the following technical problems to be solved:
in the process of expanding or increasing the capacity of the transformer substation, power needs to be cut off for the existing running equipment so as to carry out civil engineering construction, electrical operation, debugging, acceptance inspection and other operations. The expansion or capacity augmentation of the transformer substation needs to be compiled on a power failure scheme of the transformer substation, however, the problem that the power failure scheme of the transformer substation is unqualified and irregular in compiling is generally existed in the power failure scheme of the transformer substation, so that the problem that the power failure operation of the transformer substation is not standard or even the transformer substation has disastrous accidents is easily caused when the unqualified power failure scheme is used for emergency power failure operation on the transformer substation in the power failure process of the transformer substation.
To solve the above problem, referring to fig. 1, fig. 1 is a schematic flow chart of a method for processing a power failure of a substation according to an embodiment of the present invention. As shown in fig. 1, the method for processing the power failure of the substation includes the following steps:
s110: and calculating the power failure scheme compilation quantity corresponding to each scheme compilation type according to the number of items of the power failure scheme in the same scheme compilation type in a plurality of preset scheme compilation types and the number of power failure steps in the power failure scheme.
In the embodiment of the application, the power failure treatment of the transformer substation needs to compile power failure schemes of a plurality of scheme compiling types, each power failure scheme comprises a plurality of power failure steps, and therefore the compiling quantity of the power failure schemes corresponding to each scheme compiling type can be calculated by using the number of items of the power-on scheme and the number of the power failure steps in the power failure scheme.
Specifically, the scheme compiling types include a qualified type, an unnormalized type, a redundant type, a sequence adjustment type and a missing compiling type; the unnormalized type, the redundant type, the sequential adjustment type and the missing editing type all belong to unqualified types.
As a preferred embodiment, as shown in fig. 2, the method for calculating the number of the blackout plans corresponding to each plan organization type according to the number of entries of the blackout plan in the same plan organization type and the number of blackout steps in the blackout plan in a plurality of preset plan organization types specifically includes the following steps:
s111: according to the formula
Calculating the power failure scheme compilation quantity corresponding to the qualified type, wherein the PS is used for compiling the power failure scheme compilation quantityiQS for the ith qualified blackout scenarioijAnd (4) representing the jth qualified power failure step of the ith qualified power failure scheme, wherein MS represents the number of items of the qualified power failure scheme, and NS represents the number of the qualified power failure steps in the ith qualified power failure scheme.
S112: according to the formula
Calculating the power failure scheme compilation quantity corresponding to the non-standard type, wherein the PDiQD for the ith blackout scenario with an irregular blackout stepijAnd for the jth irregular power failure step of the ith power failure scheme, MD represents the number of power failure scheme items with the irregular step, and ND represents the number of power failure steps which are not irregular in the ith power failure scheme. The power failure scheme of the non-standard type belongs to the unqualified power failure scheme, and the power failure step does not meet relevant requirements.
S113: according to the formula
Calculating the power failure scheme compilation quantity corresponding to the redundancy type, wherein PRiQR as the ith blackout scenario for redundant blackout proceduresijRedundant blackout for ith blackout scenarioMR represents the number of power failure scheme items with redundant power failure steps, and NR represents the number of redundant power failure steps in the ith power failure scheme;
s114: according to the formula
Calculating the power failure scheme compilation quantity corresponding to the sequence adjustment type, wherein PAiQA an ith blackout scenario for which there are blackout steps to be sequencedijThe power failure step of the j th power failure scheme requiring power failure sequence adjustment, wherein MA represents the number of power failure scheme items requiring power failure sequence adjustment, and NA represents the number of power failure steps requiring power failure sequence adjustment in the i th power failure scheme;
and, S115: according to the formula
Calculating the compiling quantity of the power failure schemes corresponding to the missing compiling types, wherein PiFor power failure scenarios in which there is a missing step in item i, QijAnd (4) a power failure step of the jth weaving omission of the ith power failure scheme, wherein M represents the number of power failure scheme items with the weaving omission step, and N represents the number of power failure steps with the weaving omission in the ith power failure scheme.
According to the technical scheme, the power failure scheme compilation quantity corresponding to the qualified type, the power failure scheme compilation quantity corresponding to the non-standardized type and the power failure scheme compilation quantity corresponding to the missing compilation type are respectively calculated, the power failure scheme compilation qualification rate of the transformer substation can be uniformly calculated, and then effective power failure operation is executed on the transformer substation.
S120: and calculating the power failure scheme compilation qualified rate of the transformer substation according to the power failure scheme compilation quantity corresponding to each scheme compilation type and the compilation coefficient corresponding to each scheme compilation type.
As a preferred embodiment, as shown in fig. 3, the method for calculating the power outage plan compilation yield of the substation according to the compilation number of the power outage plans corresponding to each plan compilation type and the compilation coefficient corresponding to each plan compilation type specifically includes the following steps:
s121: and calculating the sum of the products of the compiling number of the power failure schemes corresponding to each scheme compiling type and the compiling coefficient, and taking the sum as the weighted power failure scheme number of the transformer substation. Wherein the programming coefficient is a positive number and is less than or equal to 1.
S122: and calculating the ratio of the weighted power failure scheme number to the power failure scheme numbers corresponding to all the scheme compiling types, and taking the ratio as the power failure scheme compiling qualification rate of the transformer substation.
Specifically, as a preferred embodiment, the blackout plan compilation yield is (the number of blackout plans compilation corresponding to the qualified type + the number of blackout plans compilation corresponding to the irregular type + 0.9+ the number of blackout plans compilation corresponding to the redundant type + 0.8+ the number of blackout plans compilation corresponding to the sequential adjustment type + 0.5+ the number of blackout plans compilation corresponding to the omitted compilation type + 0.2)/(the number of all blackout plans) × 100%.
The technical scheme provided by the embodiment of the application is that the weighted power failure scheme number of the transformer substation is calculated, the ratio of the weighted power failure scheme number to the power failure scheme number corresponding to all scheme compiling types is used as the power failure scheme compiling qualification rate of the transformer substation, whether all power failure schemes compiled by the transformer substation are wholly qualified or not can be determined, and then when the power failure scheme of the transformer substation is compiled to be qualified, the power failure scheme compiled to the transformer substation is used for performing power failure operation.
S130: and judging whether the power failure scheme compilation qualified rate of the transformer substation is greater than or equal to a preset qualified rate threshold value. The predetermined yield threshold may be set to 60% or 70%.
S140: and if the qualification rate of the power failure scheme is judged to be greater than or equal to the preset qualification rate threshold value, the qualified power failure scheme is used for carrying out power failure operation on the transformer substation.
According to the power failure processing method of the transformer substation, provided by the embodiment of the invention, the number of the items of the power failure schemes in the compiling type and the number of the power failure steps in the power failure scheme can be calculated to obtain the compiling number of the power failure schemes corresponding to each scheme compiling type; then, according to the power failure scheme compilation quantity corresponding to each scheme compilation type and the compilation coefficient corresponding to each scheme compilation type, the power failure scheme compilation qualified rate of the transformer substation can be calculated, whether the power failure scheme compilation qualified rate is larger than or equal to a preset qualified rate threshold value or not is judged, when the power failure scheme compilation qualified rate is larger than or equal to the preset qualified rate threshold value, the power failure operation of the transformer substation is executed by using the power failure scheme qualified in compilation, and the problems that the power failure scheme in the prior art is unqualified in compilation, and the power failure operation is irregular due to the fact that the unqualified power failure scheme is used when the transformer substation is subjected to power failure.
In addition, as shown in fig. 1, the method for processing the power failure of the substation according to the embodiment of the present application further includes the following steps:
s150: and if the success rate of the power failure scheme compilation is judged to be less than the preset success rate threshold value, adjusting the power failure scheme with unqualified compilation according to the adjusting mode corresponding to the scheme compilation type.
Specifically, because the plan formulation type includes a qualified type, an unnormalized type, a redundant type, a sequential adjustment type, and a missing formulation type, the unqualified plan formulation type includes an unnormalized type, a redundant type, a sequential adjustment type, and a missing formulation type. Therefore, as a preferred embodiment, as shown in fig. 4, the step of adjusting the power outage plan with failed compilation according to the adjustment mode corresponding to the plan compilation type includes:
s151: and marking and sending irregular power failure steps in the power failure scheme of the irregular type. Because the power failure schemes are all external input, the power failure schemes can be sent to the original sender to be modified. An irregular type of blackout scenario, where blackout steps are often in error.
S152: redundant blackout steps in a redundant type blackout scenario are removed.
S153: and adjusting power failure steps with inconsistent sequence in the power failure scheme of the sequence adjustment type.
S154: and adding a power failure step of missing editing in the power failure scheme of the missing editing type.
The technical scheme that this application embodiment provided, through the power failure step that the mark is irregular in the power failure scheme of the type of standardizing, delete redundant power failure step, the inconsistent power failure step of adjustment order to and add the power failure step of neglected writing, can adjust the unqualified power failure scheme of establishment, thereby make the power failure scheme of transformer substation work up the qualification rate.
Based on the same concept of the embodiment of the method, the embodiment of the invention also provides a system for processing the power failure of the transformer substation, which is used for realizing the method of the invention.
Referring to fig. 5, fig. 5 is a schematic structural diagram of a power failure processing system of a substation according to an embodiment of the present invention. As shown in fig. 5, the power outage handling system of the substation includes:
the compilation quantity calculating module 110 is configured to calculate a compilation quantity of the power outage plans corresponding to each plan compilation type according to the number of items of the power outage plans in the same plan compilation type of a plurality of preset plan compilation types and the number of power outage steps in the power outage plans;
the compilation qualified rate calculation module 120 is used for calculating the compilation qualified rate of the power failure scheme of the transformer substation according to the compilation number of the power failure schemes corresponding to each scheme compilation type and the compilation coefficient corresponding to each scheme compilation type;
the compilation qualified rate judging module 130 is used for judging whether the compilation qualified rate of the power failure scheme of the transformer substation is greater than or equal to a preset qualified rate threshold value;
and the power failure operation module 140 is used for performing power failure operation on the transformer substation by using the power failure scheme which is qualified in compilation when the compilation qualification rate judgment module judges that the compilation qualification rate of the power failure scheme is greater than or equal to the preset qualification rate threshold value.
According to the power failure processing system of the transformer substation provided by the embodiment of the invention, the compilation quantity calculating module 110 can calculate and obtain the compilation quantity of the power failure schemes corresponding to each scheme compilation type according to the number of items of the power failure schemes in the same scheme compilation type and the number of power failure steps in the power failure schemes; then, the compilation qualified rate calculation module 120 can calculate the compilation qualified rate of the power failure scheme of the transformer substation according to the compilation number of the power failure schemes corresponding to each scheme compilation type and the compilation coefficient corresponding to each scheme compilation type, and then the compilation qualified rate judgment module 130 judges whether the compilation qualified rate of the power failure scheme is greater than or equal to a preset qualified rate threshold value; when the qualification rate is greater than or equal to the preset qualification rate threshold value, the power failure operation module 140 executes power failure operation on the transformer substation by using a power failure scheme which is qualified, and can avoid the problem that the power failure operation is irregular due to the fact that the power failure scheme in the prior art is unqualified and is used when the transformer substation is subjected to power failure treatment.
As a preferred embodiment, as shown in fig. 5, the blackout processing system of a substation according to the embodiment of the present application includes, in addition to the modules described above:
and the scheme adjusting module 150 is used for adjusting the power failure scheme with unqualified programming according to an adjusting mode corresponding to the scheme programming type if the programming qualification rate judging module judges that the power failure scheme programming qualification rate is smaller than the preset qualification rate threshold value.
As a preferred embodiment, as shown in fig. 6, in the power failure processing system of a substation provided in the embodiment of the present application, the scheme compilation type includes a qualified type, an irregular type, a redundant type, a sequential adjustment type, and a skip compilation type; the above scheme adjusting module 150 includes:
a step marking submodule 151 for marking and transmitting an irregular power outage step in an irregular type power outage scheme;
a step deletion submodule 152 for deleting the redundant power outage step in the redundant type power outage scheme;
a step adjustment submodule 153 configured to adjust power outage steps with inconsistent sequences in the power outage scheme of the sequence adjustment type;
and a step adding submodule 154 for adding a power failure step of the missing knitting in the power failure scheme of the missing knitting type.
As a preferred embodiment, as shown in fig. 7, in this embodiment, the compilation yield calculating module 120 includes:
the weighted power failure scheme number calculating submodule 121 is used for calculating the sum of products of the power failure scheme compilation number corresponding to each scheme compilation type and the compilation coefficient, and the sum is used as the weighted power failure scheme number of the transformer substation;
and the power failure scheme compilation qualification rate calculating submodule 122 is used for calculating the ratio of the weighted power failure scheme number to the power failure scheme numbers corresponding to all the scheme compilation types, and using the ratio as the power failure scheme compilation qualification rate of the transformer substation.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. A power failure processing method of a transformer substation is characterized by comprising the following steps:
calculating the power failure scheme compilation quantity corresponding to each scheme compilation type according to the number of items of the power failure scheme in the same scheme compilation type in a plurality of preset scheme compilation types and the number of power failure steps in the power failure scheme;
calculating the power failure scheme compilation qualified rate of the transformer substation according to the power failure scheme compilation quantity corresponding to each scheme compilation type and the compilation coefficient corresponding to each scheme compilation type;
judging whether the power failure scheme compilation qualified rate of the transformer substation is greater than or equal to a preset qualified rate threshold value or not;
and if the success rate of the power failure scheme is judged to be greater than or equal to the preset success rate threshold value, the power failure operation is carried out on the transformer substation by using the power failure scheme which is qualified in the compilation.
2. The method for processing the power failure of the substation according to claim 1, further comprising:
and if the power failure scheme compilation qualified rate is judged to be smaller than the preset qualified rate threshold value, adjusting the power failure scheme with unqualified compilation according to an adjusting mode corresponding to the scheme compilation type.
3. The method for processing the power failure of the substation according to claim 2, wherein the scheme compilation type includes a qualified type, an irregular type, a redundant type, a sequential adjustment type and a missing compilation type; the step of adjusting the power failure scheme with unqualified compilation according to the adjustment mode corresponding to the scheme compilation type comprises the following steps:
marking and sending an irregular power failure step in the irregular type power failure scheme;
a power failure step of deleting the redundancy in the power failure scheme of the redundancy type;
a power failure step of adjusting the inconsistent sequence in the power failure scheme of the sequence adjustment type;
and adding the power failure step of the missing knitting in the power failure scheme of the missing knitting type.
4. The method for processing the power failure of the substation according to claim 1, wherein the scheme compilation type includes a qualified type, an irregular type, a redundant type, a sequential adjustment type and a missing compilation type; the step of calculating the power failure scheme compilation number corresponding to each scheme compilation type according to the number of items of the power failure scheme in the same scheme compilation type in a plurality of preset scheme compilation types and the number of power failure steps in the power failure scheme comprises the following steps of:
according to the formula
Calculating the power failure scheme compilation quantity corresponding to the qualified type, wherein PS (packet switched) is adoptediQS for the ith qualified blackout scenarioijThe method comprises the following steps that (1) a jth qualified power failure step of an ith qualified power failure scheme is carried out, wherein MS represents the number of items of the qualified power failure scheme, and NS represents the number of qualified power failure steps in the ith qualified power failure scheme;
according to the formula
Computing the unnormalized typeCorresponding power outage schedule compilation quantity, wherein PDiQD for the ith blackout scenario with an irregular blackout stepijThe j-th irregular power failure step of the ith power failure scheme is represented, MD represents the number of power failure scheme items with the irregular step, and ND represents the number of power failure steps which are not irregular in the ith power failure scheme;
according to the formula
Calculating the power failure scheme compilation quantity corresponding to the redundancy type, wherein PRiQR as the ith blackout scenario for redundant blackout proceduresijThe jth redundant power failure step of the ith power failure scheme is adopted, MR represents the number of power failure scheme items with the redundant power failure step, and NR represents the number of redundant power failure steps in the ith power failure scheme;
according to the formula
Calculating the power failure scheme compilation quantity corresponding to the sequence adjustment type, wherein PAiQA an ith blackout scenario for which there are blackout steps to be sequencedijThe power failure step of the j th power failure scheme requiring power failure sequence adjustment, wherein MA represents the number of power failure scheme items requiring power failure sequence adjustment, and NA represents the number of power failure steps requiring power failure sequence adjustment in the i th power failure scheme;
and, according to the formula
Calculating the compiling quantity of the power failure schemes corresponding to the missing compiling types, wherein P isiFor power failure scenarios in which there is a missing step in item i, QijAnd (4) a power failure step of the jth weaving omission of the ith power failure scheme, wherein M represents the number of power failure scheme items with the weaving omission step, and N represents the number of power failure steps with the weaving omission in the ith power failure scheme.
5. The method for processing the power failure of the substation according to claim 1, wherein the step of calculating the power failure scheme compilation yield of the substation according to the compilation number of the power failure schemes corresponding to each scheme compilation type and the compilation coefficient corresponding to each scheme compilation type comprises:
calculating the sum of the products of the compiling number of the power failure schemes corresponding to each scheme compiling type and the compiling coefficient, and taking the sum as the weighted power failure scheme number of the transformer substation;
and calculating the ratio of the weighted power failure scheme number to the power failure scheme numbers corresponding to all scheme compilation types, and taking the ratio as the power failure scheme compilation qualification rate of the transformer substation.
6. A system for processing power failure of a transformer substation, comprising:
the system comprises a compiling quantity calculation module, a power failure planning module and a power failure planning module, wherein the compiling quantity calculation module is used for calculating the compiling quantity of the power failure scheme corresponding to each scheme compiling type according to the number of items of the power failure scheme in the same scheme compiling type in a plurality of preset scheme compiling types and the number of power failure steps in the power failure scheme;
the compilation qualified rate calculation module is used for calculating the compilation qualified rate of the power failure scheme of the transformer substation according to the compilation quantity of the power failure scheme corresponding to each scheme compilation type and the compilation coefficient corresponding to each scheme compilation type;
the compilation qualification rate judging module is used for judging whether the compilation qualification rate of the power failure scheme of the transformer substation is greater than or equal to a preset qualification rate threshold value;
and the power failure operation module is used for performing power failure operation on the transformer substation by using the power failure scheme which is qualified in compilation when the compilation qualification rate judgment module judges that the compilation qualification rate of the power failure scheme is greater than or equal to a preset qualification rate threshold value.
7. The system for processing a blackout of a substation according to claim 6, further comprising: and the scheme adjusting module is used for adjusting the power failure scheme with unqualified establishment according to an adjusting mode corresponding to the scheme establishment type if the establishment qualification rate judging module judges that the establishment qualification rate of the power failure scheme is smaller than the preset qualification rate threshold value.
8. The outage handling system of a substation according to claim 7, wherein the scheme compilation types include a qualified type, an irregular type, a redundant type, a sequence adjustment type, and a skip compilation type; the scheme adjusting module comprises:
the step marking submodule is used for marking and sending the irregular power failure steps in the irregular type power failure scheme;
the step deleting submodule is used for deleting the redundant power failure step in the redundant type power failure scheme;
the step adjusting submodule is used for adjusting the power failure step with inconsistent sequence in the power failure scheme of the sequence adjusting type;
and the step adding submodule is used for adding the power failure step of the missing knitting in the power failure scheme of the missing knitting type.
9. The system for processing the blackout of a substation of claim 6, wherein the compilation yield calculation module comprises:
the weighted power failure scheme number calculation submodule is used for calculating the sum of products of the power failure scheme compilation number corresponding to each scheme compilation type and the compilation coefficient and taking the sum as the weighted power failure scheme number of the transformer substation;
and the power failure scheme compilation qualification rate calculation submodule is used for calculating the ratio of the weighted power failure scheme number to the power failure scheme numbers corresponding to all the scheme compilation types and taking the ratio as the power failure scheme compilation qualification rate of the transformer substation.
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