CN105514974A - Modification method ad system of electric energy metering device in electric power system - Google Patents
Modification method ad system of electric energy metering device in electric power system Download PDFInfo
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- CN105514974A CN105514974A CN201510848152.1A CN201510848152A CN105514974A CN 105514974 A CN105514974 A CN 105514974A CN 201510848152 A CN201510848152 A CN 201510848152A CN 105514974 A CN105514974 A CN 105514974A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/008—Circuit arrangements for ac mains or ac distribution networks involving trading of energy or energy transmission rights
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
Abstract
The invention relates to a modification method ad system of an electric energy metering device in an electric power system. The method comprises: evaluation models of different electric energy metering device modification groups are constructed respectively, wherein a quantitative index and a qualitative index of each evaluation model are constructed; according to a preset quantitative basis, the quantitative indexes and the qualitative indexes are processed by quantization, thereby obtaining corresponding quantitative parameters and qualitative parameters; on the basis of an analytic hierarchy process, weights corresponding to the quantitative indexes and the qualitative indexes are obtained by calculation, and weighting calculation is carried out based on the quantitative parameters and qualitative parameters to obtain modification parameters of all evaluation models; and according to the modification parameters, all electric energy metering device modification groups in the electric power system are modified. According to the modification method and system, modification on a plurality of different electric energy metering device modification groups is realized; and a feasible method is provided for improving the power loss, line loss rate, fault rate, and meter reading cost and the like.
Description
Technical field
The present invention relates to technical field of power systems, particularly relate to remodeling method and the system of electric power meter in a kind of electric power system.
Background technology
Electric power meter in electric power system is a kind of electric energy metering device examined for electric power enterprise trade settlement and enterprises economic and technical norms, and it comprises various types of electric energy meter, metering voltage transformer, current transformer for metering and secondary circuit thereof etc.The accuracy of electric power meter directly affects the fairness of electric power enterprise trade settlement and the formulation of economic and technical norms, therefore metering correlation technique regulatory requirements is met for making at the electric power meter run, guarantee electric power meter accurate, reliably measure, power department is often through annual technological transformation project, and investment is implemented to transform electric power meter.At present, less for the evaluation model of power industry to the transformation project of electric energy metering device, and most evaluation model still mainly stops the aspect of subjective assessment, lack the effective tracking to rebuilding electric energy measuring device project and evaluation, and then cause the power loss of electric power system, line loss rate increases, failure rate increases, cost up etc. of checking meter, be unfavorable for improve electric power meter transformation efficiency and transformation quality.
Summary of the invention
Based on this, be necessary, for Problems existing during rebuilding electric energy measuring device in electric power system, to provide remodeling method and the system of metering device in a kind of electric power system.
For achieving the above object, the present invention takes following technical scheme:
A remodeling method for electric power meter in electric power system, said method comprising the steps of:
Build the evaluation model of different rebuilding electric energy measuring device group respectively, comprise the quantitative target and qualitative index of setting up each described evaluation model;
According to default quantitative basis, described quantitative target and described qualitative index are quantized, obtain corresponding quantitative parameter and qualitative parameter respectively;
Calculate according to analytic hierarchy process (AHP) and obtain described quantitative target and weight corresponding to described qualitative index, and be weighted the transformation parameter obtaining evaluation model described in each according to described quantitative parameter and described qualitative parameter;
According to described transformation parameter, rebuilding electric energy measuring device group described in each in electric power system is transformed.
Correspondingly, the present invention also proposes the modernization system of electric power meter in a kind of electric power system, and described system comprises:
Model construction unit, for building the evaluation model of different rebuilding electric energy measuring device group respectively, comprises the quantitative target and qualitative index of setting up each described transformation evaluation model;
Quantifying unit, for quantizing described quantitative target and described qualitative index according to presetting quantitative basis, obtains corresponding quantitative parameter and qualitative parameter respectively;
Parameter acquiring unit, obtains described quantitative target and weight corresponding to described qualitative index for calculating according to analytic hierarchy process (AHP), and is weighted the transformation parameter obtaining evaluation model described in each according to described quantitative parameter and described qualitative parameter;
Transformation unit, for transforming rebuilding electric energy measuring device group described in each in electric power system according to described transformation parameter.
In above-mentioned electric power system, the remodeling method of electric power meter and system are based on the foundation of the evaluation model of rebuilding electric energy measuring device group, respectively using quantitative target and qualitative index as the evaluation index of this model, by quantizing evaluation index and calculating its weight, final acquisition is for transforming the transformation parameter of rebuilding electric energy measuring device group and transforming each rebuilding electric energy measuring device group according to transformation parameter, by implementing the transformation that this remodeling method or modernization system can realize multiple different rebuilding electric energy measuring device group, Utilization assessment model is simulated rebuilding electric energy measuring device group, using the evaluation index quantized as input parameter, make more to gear to actual circumstances to the transformation of electric power meter in electric power system, thus improve the power loss of electric power system, line loss rate, failure rate and cost etc. of checking meter, for in electric power system, the transformation of electric power meter provides a kind of method of objective and feasible.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the remodeling method of electric power meter in one of them embodiment of the present invention;
Fig. 2 is the structural representation of the modernization system of electric power meter in one of them embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, technical scheme of the present invention is described in detail.
Wherein in an embodiment, shown in Figure 1, the remodeling method of electric power meter in a kind of electric power system, the method comprises the following steps:
S100 builds the evaluation model of different rebuilding electric energy measuring device group respectively, comprises the quantitative target and qualitative index of setting up each described evaluation model;
S110 quantizes described quantitative target and described qualitative index according to default quantitative basis, obtains corresponding quantitative parameter and qualitative parameter respectively;
S120 calculates according to analytic hierarchy process (AHP) and obtains described quantitative target and weight corresponding to described qualitative index, and is weighted the transformation parameter obtaining evaluation model described in each according to described quantitative parameter and described qualitative parameter;
S130 transforms rebuilding electric energy measuring device group described in each in electric power system according to described transformation parameter.
Particularly, in the present embodiment, electric power meter comprises the various types of electric energy meters used in electric power system, metering voltage transformer and current transformer for metering etc., and rebuilding electric energy measuring device group refers in the process transformed the electric power meter in electric power system, the set be made up of several electric power meters to be rebuilt, this set includes the annexation between each electric power meter to be rebuilt, the information such as the type of electric power meter, step S100 is based on the electric power meter group divided in electric power system, evaluation model is built respectively for different electric power meter groups, when building evaluation model, set up the quantitative target included by each evaluation model and qualitative index simultaneously, the quantitative targets such as the such as indicator of costs, engineering objective, the qualitative indexes such as technical indicator,
After setting up evaluation model and evaluation index thereof, in step s 110, according to default quantitative basis, quantitative target and qualitative index are quantized, obtain corresponding quantitative parameter and qualitative parameter respectively;
Step S120 calculates according to analytic hierarchy process (AHP) and obtains quantitative target and weight corresponding to qualitative index, wherein analytic hierarchy process (AHP) (AnalyticHierarchyProcess, AHP) be the multiple criteria decision making (MCDM) of a kind of combination of qualitative and quantitative analysis that the people such as scholar T.Lsatty that plan strategies for of famous American propose at 20 century 70s, evaluation method, it is that the Its Related Elements of decision-making is resolved into target, criterion, the levels such as scheme, carry out a kind of decision-making technique of qualitative analysis and quantitative analysis on this basis, the thought process stratification of people, quantification, and be analysis with mathematics, decision-making, evaluate, forecast and control provide quantitative foundation.By utilizing this method can the PROBLEM DECOMPOSITION of complexity for each compositing factor, these factors are formed orderly recursive hierarchy structure by dominance relation grouping, by the relative importance of factors in the mode determination level that compares between two, the weight of final acquisition factors, in the step s 120, after obtaining quantitative target and weight corresponding to qualitative index according to analytic hierarchy process (AHP), the quantitative parameter obtained according to step S110 and qualitative parameter are weighted the transformation parameter obtaining each evaluation model, this transformation parameter is the annexation between each electric power meter to be rebuilt included by rebuilding electric energy measuring device group, the concentrated expression of the information such as the type of electric power meter, this transformation parameter can combine with the system for dividing rebuilding electric energy measuring device group, by inquiry, the methods such as the matching analysis obtain the information of each electric power meter in the rebuilding electric energy measuring device group of transformation parameter reflection, just can transform each rebuilding electric energy measuring device group in electric power system according to transformation parameter in step s 130, which.
In electric power system described in the present embodiment, the remodeling method of electric power meter is based on the foundation of the evaluation model of rebuilding electric energy measuring device group, respectively using quantitative target and qualitative index as the evaluation index of this model, by quantizing evaluation index and calculating its weight, final acquisition is for transforming the transformation parameter of rebuilding electric energy measuring device group and transforming each rebuilding electric energy measuring device group according to transformation parameter, by implementing the transformation that this remodeling method or modernization system can realize multiple different rebuilding electric energy measuring device group, Utilization assessment model is simulated rebuilding electric energy measuring device group, using the evaluation index quantized as input parameter, make more to gear to actual circumstances to the transformation of electric power meter in electric power system, thus improve the power loss of electric power system, line loss rate, failure rate and cost etc. of checking meter, for in electric power system, the transformation of electric power meter provides a kind of method of objective and feasible.
As a kind of concrete execution mode, according to described transformation parameter, the process that rebuilding electric energy measuring device group described in each in electric power system transforms is comprised: carry out priority calculating according to the evaluation model of similarity to ideal solution ranking method to different described rebuilding electric energy measuring device groups, obtain the priority comprehensive parameters of rebuilding electric energy measuring device group described in each; According to the size order of described priority comprehensive parameters and described transformation parameter, the described rebuilding electric energy measuring device group in electric power system is transformed.
Particularly, in this embodiment, for the evaluation model of different rebuilding electric energy measuring device groups, utilize similarity to ideal solution ranking method (TechniqueforOrderPreferencebySimilaritytoIdealSolution, TOPSIS) priority of each model is calculated respectively, obtain the priority comprehensive parameters of each rebuilding electric energy measuring device group, wherein TOPSIS method is a kind of common method solving Multiple Attribute Decision Problems, it needs setting rational criteria for classification, namely positive idealized system (positive ideal solution is set respectively, general referred to as ideal solution) and negative idealized system (minus ideal result), sequence is carried out preferred by the relative distance calculating project to be evaluated and ideal solution and minus ideal result, so-called ideal solution is virtual optimum project (priority is the highest), minus ideal result is then virtual the poorest project (priority is minimum), by the distance of the evaluation model of each rebuilding electric energy measuring device group and ideal solution and minus ideal result is compared respectively, obtain not only near ideal solution but also away from minus ideal result evaluation model corresponding to rebuilding electric energy measuring device group be exactly the highest group of all rebuilding electric energy measuring device groups medium priority.Such as, remember that ideal solution is X
*, minus ideal result is X
0if, ideal solution X
*a jth quantitative parameter or qualitative parameter be
minus ideal result X
0a jth quantitative parameter or qualitative parameter be
Remember that each evaluation model to the distance of ideal solution is
distance to minus ideal result is
suppose total m evaluation model, comprise n first kind parameter or Second Type parameter in each evaluation model, then
Remember that the priority comprehensive parameters of each evaluation model is
then
This priority comprehensive parameters has considered the distance of each evaluation model to ideal solution and minus ideal result, and it represents on the line of ideal solution and minus ideal result, arbitrary evaluation model to minus ideal result distance shared by the ratio of wire length.Therefore priority comprehensive parameters is larger, and Program Priority is higher.
Determine that rebuilding electric energy measuring device group is by the order transformed according to the size order of priority comprehensive parameters such as order from big to small, and according to transformation parameter corresponding to each rebuilding electric energy measuring device group obtained, transform respectively the rebuilding electric energy measuring device group in electric power system according to the size order of priority comprehensive parameters.
Present embodiment builds evaluation model respectively for different rebuilding electric energy measuring device groups, after obtaining transformation parameter according to the evaluation model built, the evaluation model of similarity to ideal solution ranking method to different rebuilding electric energy measuring device groups is utilized to carry out priority calculating, after determining the priority of each rebuilding electric energy measuring device group when being transformed, respectively each rebuilding electric energy measuring device group is transformed according to transformation parameter again, thus be conducive to the transformation time of reasonable distribution rebuilding electric energy measuring device group, at utmost shorten the time needed for Overall Reconstruction of each rebuilding electric energy measuring device group, improve transformation efficiency, save Financial cost.
As a kind of concrete execution mode, described quantitative target comprises the indicator of costs, described quantitative parameter is cost parameter, and described qualitative index comprises for evaluating the engineering objective and technical indicator of transforming described electric power meter, and described qualitative parameter is engineering parameter and technical parameter.Quantitative target comprises the indicator of costs, quantitative parameter quantitative target being quantized to rear acquisition is cost parameter, and qualitative index comprises engineering objective and technical indicator, wherein engineering objective reflection is the information such as duration, progress, engineering complexity transforming rebuilding electric energy measuring device group, what technical indicator reflected is the information such as the technical difficulty of transformation rebuilding electric energy measuring device group, and qualitative parameter qualitative index being quantized to rear acquisition is engineering parameter and technical parameter.
As a kind of concrete execution mode, quantize the described indicator of costs, described engineering objective and described technical indicator according to default quantitative basis, the process obtaining corresponding cost parameter, engineering parameter and technical parameter respectively comprises:
The described indicator of costs corresponding several costs segmentation index, according to default quantitative basis, cost segmentation index described in each quantized and calculates corresponding weight, segmenting index weighted sum by cost described in each and obtain cost parameter corresponding to the described indicator of costs;
Described engineering objective corresponding several engineerings segmentation index, according to default quantitative basis, engineering segmentation index described in each quantized and calculates corresponding weight, segmenting index weighted sum by engineering described in each and obtain engineering parameter corresponding to described engineering objective;
Described technical indicator corresponding several technology segmentation index, according to default quantitative basis, technology segmentation index described in each quantized and calculates corresponding weight, segmenting index weighted sum by technology described in each and obtain technical parameter corresponding to described technical indicator.
In this embodiment, the indicator of costs, engineering objective and technical indicator correspond to several costs segmentation index respectively, engineering segmentation index and technology segmentation index, these segmentation indexs are all for generating each self-corresponding parameter, namely for manufacturing cost index, the cost parameter of engineering objective and technical indicator difference correspondence, engineering parameter and technical parameter, the detailed process generating above-mentioned parameters quantizes according to presetting quantitative basis respectively each segmentation index and calculate corresponding weight, be weighted summation according to quantized result and weight again and obtain.By the introducing of segmentation index respective in the indicator of costs, engineering objective and technical indicator, the evaluation index of the evaluation model of further abundant and perfect rebuilding electric energy measuring device group, index parameter corresponding to each evaluation index is more geared to actual circumstances situation, thus ensures the reliability that electric power meter in electric power system is transformed.
Correspondingly, the present invention also proposes the modernization system of electric power meter in a kind of electric power system, and wherein in an embodiment, shown in Figure 2, in electric power system, the modernization system of electric power meter comprises:
Model construction unit 200, for building the evaluation model of different rebuilding electric energy measuring device group respectively, comprises the quantitative target and qualitative index of setting up each described transformation evaluation model;
Quantifying unit 210, for quantizing described quantitative target and described qualitative index according to presetting quantitative basis, obtains corresponding quantitative parameter and qualitative parameter respectively;
Parameter acquiring unit 220, obtains described quantitative target and weight corresponding to described qualitative index for calculating according to analytic hierarchy process (AHP), and is weighted the transformation parameter obtaining evaluation model described in each according to described quantitative parameter and described qualitative parameter;
Transformation unit 230, for transforming rebuilding electric energy measuring device group described in each in electric power system according to described transformation parameter.
Particularly, in the present embodiment, electric power meter comprises the various types of electric energy meters used in electric power system, metering voltage transformer and current transformer for metering etc., and rebuilding electric energy measuring device group refers in the process transformed the electric power meter in electric power system, the set be made up of several electric power meters to be rebuilt, this set includes the annexation between each electric power meter to be rebuilt, the information such as the type of electric power meter, model construction unit 200 is based on the electric power meter group divided in electric power system, evaluation model is built respectively for different electric power meter groups, when building evaluation model, model construction unit 200 sets up quantitative target included by each evaluation model and qualitative index simultaneously, the quantitative targets such as the such as indicator of costs, engineering objective, the qualitative indexes such as technical indicator,
After model construction unit 200 sets up evaluation model and evaluation index thereof, quantifying unit 210 quantizes quantitative target and qualitative index according to default quantitative basis, obtains corresponding quantitative parameter and qualitative parameter respectively;
Parameter acquiring unit 220 calculates according to analytic hierarchy process (AHP) and obtains quantitative target and weight corresponding to qualitative index, wherein analytic hierarchy process (AHP) is the multiple criteria decision making (MCDM) of a kind of combination of qualitative and quantitative analysis that the people such as scholar T.Lsatty that plan strategies for of famous American propose at 20 century 70s, evaluation method, it is that the Its Related Elements of decision-making is resolved into target, criterion, the levels such as scheme, carry out a kind of decision-making technique of qualitative analysis and quantitative analysis on this basis, the thought process stratification of people, quantification, and be analysis with mathematics, decision-making, evaluate, forecast and control provide quantitative foundation.By utilizing this method can the PROBLEM DECOMPOSITION of complexity for each compositing factor, these factors are formed orderly recursive hierarchy structure by dominance relation grouping, by the relative importance of factors in the mode determination level that compares between two, the weight of final acquisition factors, after parameter acquiring unit 220 obtains quantitative target and weight corresponding to qualitative index according to analytic hierarchy process (AHP), the quantitative parameter obtained according to quantifying unit 210 and qualitative parameter are weighted the transformation parameter obtaining each evaluation model, this transformation parameter is the annexation between each electric power meter to be rebuilt included by rebuilding electric energy measuring device group, the concentrated expression of the information such as the type of electric power meter, this transformation parameter can combine with the system for dividing rebuilding electric energy measuring device group, by inquiry, the methods such as the matching analysis obtain the information of each electric power meter in the rebuilding electric energy measuring device group of transformation parameter reflection, transformation unit 230 just can be transformed each rebuilding electric energy measuring device group in electric power system according to transformation parameter.
In electric power system described in the present embodiment, the modernization system of electric power meter is based on the foundation of the evaluation model of rebuilding electric energy measuring device group, respectively using quantitative target and qualitative index as the evaluation index of this model, by quantizing evaluation index and calculating its weight, final acquisition is for transforming the transformation parameter of rebuilding electric energy measuring device group and transforming each rebuilding electric energy measuring device group according to transformation parameter, by implementing the transformation that this remodeling method or modernization system can realize multiple different rebuilding electric energy measuring device group, Utilization assessment model is simulated rebuilding electric energy measuring device group, using the evaluation index quantized as input parameter, make more to gear to actual circumstances to the transformation of electric power meter in electric power system, thus improve the power loss of electric power system, line loss rate, failure rate and cost etc. of checking meter, for in electric power system, the transformation of electric power meter provides a kind of method of objective and feasible.
As a kind of concrete execution mode, in electric power system, the modernization system of electric power meter also comprises priority calculation unit, described priority calculation unit carries out priority calculating according to the evaluation model of similarity to ideal solution ranking method to different described rebuilding electric energy measuring device groups, obtain the priority comprehensive parameters of rebuilding electric energy measuring device group described in each, described transformation unit is transformed the described rebuilding electric energy measuring device group in electric power system according to the size order of described priority comprehensive parameters and described transformation parameter.
Particularly, in this embodiment, for the evaluation model of different rebuilding electric energy measuring device groups, priority calculation unit utilizes similarity to ideal solution ranking method to calculate the priority of each model respectively, obtain the priority comprehensive parameters of each rebuilding electric energy measuring device group, wherein TOPSIS method is a kind of common method solving Multiple Attribute Decision Problems, it needs setting rational criteria for classification, namely positive idealized system (positive ideal solution is set respectively, general referred to as ideal solution) and negative idealized system (minus ideal result), sequence is carried out preferred by the relative distance calculating project to be evaluated and ideal solution and minus ideal result, so-called ideal solution is virtual optimum project (priority is the highest), minus ideal result is then virtual the poorest project (priority is minimum), by the distance of the evaluation model of each rebuilding electric energy measuring device group and ideal solution and minus ideal result is compared respectively, obtain not only near ideal solution but also away from minus ideal result evaluation model corresponding to rebuilding electric energy measuring device group be exactly the highest group of all rebuilding electric energy measuring device groups medium priority.Such as, remember that ideal solution is X
*, minus ideal result is X
0if, ideal solution X
*a jth desired value be
minus ideal result X
0a jth desired value be
Remember that each evaluation model to the distance of ideal solution is
distance to minus ideal result is
suppose total m evaluation model, comprise n first kind parameter or Second Type parameter in each evaluation model, then
Remember that the priority comprehensive parameters of each evaluation model is
then
This priority comprehensive parameters has considered the distance of each evaluation model to ideal solution and minus ideal result, and it represents on the line of ideal solution and minus ideal result, arbitrary evaluation model to minus ideal result distance shared by ratio.Therefore priority comprehensive parameters is larger, and Program Priority is higher.
Transformation unit then according to the size order of priority comprehensive parameters such as sequence arrangement rebuilding electric energy measuring device group from big to small by the order transformed, and according to transformation parameter corresponding to each rebuilding electric energy measuring device group obtained, transform respectively the rebuilding electric energy measuring device group in electric power system according to the size order of priority comprehensive parameters.
Present embodiment builds evaluation model respectively for different rebuilding electric energy measuring device groups, after obtaining transformation parameter according to the evaluation model built, priority calculation unit utilizes the evaluation model of similarity to ideal solution ranking method to different rebuilding electric energy measuring device groups to carry out priority calculating, after determining the priority of each rebuilding electric energy measuring device group when being transformed, transformation unit is transformed each rebuilding electric energy measuring device group respectively according to transformation parameter again, thus be conducive to the transformation time of reasonable distribution rebuilding electric energy measuring device group, at utmost shorten the time needed for Overall Reconstruction of each rebuilding electric energy measuring device group, improve transformation efficiency, save Financial cost.
As a kind of concrete execution mode, described quantitative target comprises the indicator of costs, described quantitative parameter is cost parameter, and described qualitative index comprises for evaluating the engineering objective and technical indicator of transforming described electric power meter, and described qualitative parameter is engineering parameter and technical parameter.Quantitative target comprises the indicator of costs, quantitative parameter quantitative target being quantized to rear acquisition is cost parameter, and qualitative index comprises engineering objective and technical indicator, wherein engineering objective reflection is the information such as duration, progress, engineering complexity transforming rebuilding electric energy measuring device group, what technical indicator reflected is the information such as the technical difficulty of transformation rebuilding electric energy measuring device group, and qualitative parameter qualitative index being quantized to rear acquisition is engineering parameter and technical parameter.
As a kind of concrete execution mode, quantize the described indicator of costs, described engineering objective and described technical indicator according to default quantitative basis, the process obtaining corresponding cost parameter, engineering parameter and technical parameter respectively comprises:
The described indicator of costs corresponding several costs segmentation index, according to default quantitative basis, cost segmentation index described in each quantized and calculates corresponding weight, segmenting index weighted sum by cost described in each and obtain cost parameter corresponding to the described indicator of costs;
Described engineering objective corresponding several engineerings segmentation index, according to default quantitative basis, engineering segmentation index described in each quantized and calculates corresponding weight, segmenting index weighted sum by engineering described in each and obtain engineering parameter corresponding to described engineering objective;
Described technical indicator corresponding several technology segmentation index, according to default quantitative basis, technology segmentation index described in each quantized and calculates corresponding weight, segmenting index weighted sum by technology described in each and obtain technical parameter corresponding to described technical indicator.
In this embodiment, the indicator of costs, engineering objective and technical indicator correspond to several costs segmentation index, engineering segmentation index and technology segmentation index respectively, these segmentation indexs are all for generating each self-corresponding parameter, namely corresponding cost parameter, engineering parameter and technical parameter is distinguished for manufacturing cost index, engineering objective and technical indicator, the detailed process generating parameter quantizes according to presetting quantitative basis respectively each segmentation index and calculate corresponding weight, then be weighted summation according to quantized result and weight and obtain.By the introducing of segmentation index respective in the indicator of costs, engineering objective and technical indicator, the evaluation index of the evaluation model of further abundant and perfect rebuilding electric energy measuring device group, index parameter corresponding to each evaluation index is more geared to actual circumstances situation, thus ensures the reliability that electric power meter in electric power system is transformed.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification is recorded.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be construed as limiting the scope of the patent.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (8)
1. the remodeling method of electric power meter in electric power system, is characterized in that, comprise the following steps:
Build the evaluation model of different rebuilding electric energy measuring device group respectively, comprise the quantitative target and qualitative index of setting up each described evaluation model;
According to default quantitative basis, described quantitative target and described qualitative index are quantized, obtain corresponding quantitative parameter and qualitative parameter respectively;
Calculate according to analytic hierarchy process (AHP) and obtain described quantitative target and weight corresponding to described qualitative index, and be weighted the transformation parameter obtaining evaluation model described in each according to described quantitative parameter and described qualitative parameter;
According to described transformation parameter, rebuilding electric energy measuring device group described in each in electric power system is transformed.
2. the remodeling method of electric power meter in electric power system according to claim 1, is characterized in that, comprise according to described transformation parameter to the process that rebuilding electric energy measuring device group described in each in electric power system transforms:
Carry out priority calculating according to the evaluation model of similarity to ideal solution ranking method to different described rebuilding electric energy measuring device groups, obtain the priority comprehensive parameters of rebuilding electric energy measuring device group described in each;
According to the size order of described priority comprehensive parameters and described transformation parameter, the described rebuilding electric energy measuring device group in electric power system is transformed.
3. the remodeling method of electric power meter in electric power system according to claim 1 and 2, is characterized in that,
Described quantitative target comprises the indicator of costs, and described quantitative parameter is cost parameter,
Described qualitative index comprises for evaluating the engineering objective and technical indicator of transforming described electric power meter, and described qualitative parameter is engineering parameter and technical parameter.
4. the remodeling method of electric power meter in electric power system according to claim 3, it is characterized in that, quantize the described indicator of costs, described engineering objective and described technical indicator according to default quantitative basis, the process obtaining corresponding cost parameter, engineering parameter and technical parameter respectively comprises:
The described indicator of costs corresponding several costs segmentation index, according to default quantitative basis, cost segmentation index described in each quantized and calculates corresponding weight, segmenting index weighted sum by cost described in each and obtain cost parameter corresponding to the described indicator of costs;
Described engineering objective corresponding several engineerings segmentation index, according to default quantitative basis, engineering segmentation index described in each quantized and calculates corresponding weight, segmenting index weighted sum by engineering described in each and obtain engineering parameter corresponding to described engineering objective;
Described technical indicator corresponding several technology segmentation index, according to default quantitative basis, technology segmentation index described in each quantized and calculates corresponding weight, segmenting index weighted sum by technology described in each and obtain technical parameter corresponding to described technical indicator.
5. the modernization system of electric power meter in electric power system, is characterized in that, comprising:
Model construction unit, for building the evaluation model of different rebuilding electric energy measuring device group respectively, comprises the quantitative target and qualitative index of setting up each described transformation evaluation model;
Quantifying unit, for quantizing described quantitative target and described qualitative index according to presetting quantitative basis, obtains corresponding quantitative parameter and qualitative parameter respectively;
Parameter acquiring unit, obtains described quantitative target and weight corresponding to described qualitative index for calculating according to analytic hierarchy process (AHP), and is weighted the transformation parameter obtaining evaluation model described in each according to described quantitative parameter and described qualitative parameter;
Transformation unit, for transforming rebuilding electric energy measuring device group described in each in electric power system according to described transformation parameter.
6. the modernization system of electric power meter in electric power system according to claim 5, is characterized in that, also comprise priority calculation unit,
Described priority calculation unit carries out priority calculating according to the evaluation model of similarity to ideal solution ranking method to different described rebuilding electric energy measuring device groups, obtains the priority comprehensive parameters of rebuilding electric energy measuring device group described in each,
Described transformation unit is transformed the described rebuilding electric energy measuring device group in electric power system according to the size order of described priority comprehensive parameters and described transformation parameter.
7. in the electric power system according to claim 5 or 6, the modernization system of electric power meter, is characterized in that,
Described quantitative target comprises the indicator of costs, and described quantitative parameter is cost parameter,
Described qualitative index comprises for evaluating the engineering objective and technical indicator of transforming described electric power meter, and described qualitative parameter is engineering parameter and technical parameter.
8. the modernization system of electric power meter in electric power system according to claim 7, is characterized in that,
The described indicator of costs corresponding several costs segmentation index, described quantifying unit quantizes according to presetting quantitative basis cost segmentation index described in each and calculates corresponding weight, segments index weighted sum obtain cost parameter corresponding to the described indicator of costs by cost described in each;
Described engineering objective corresponding several engineerings segmentation index, described quantifying unit quantizes according to presetting quantitative basis engineering segmentation index described in each and calculates corresponding weight, segments index weighted sum obtain engineering parameter corresponding to described engineering objective by engineering described in each;
Described technical indicator corresponding several technology segmentation index, described quantifying unit quantizes according to presetting quantitative basis technology segmentation index described in each and calculates corresponding weight, segments index weighted sum obtain technical parameter corresponding to described technical indicator by technology described in each.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005015476A2 (en) * | 2003-08-07 | 2005-02-17 | Hsb Solomon Associates, Llc | System and method for determining equivalency factors for use in comparative performance analysis of industrial facilities |
| CN102663508A (en) * | 2012-05-08 | 2012-09-12 | 东北电力科学研究院有限公司 | Intelligent grid comprehensive evaluating system based on analytic hierarchy process and fuzzy comprehensive evaluation |
-
2015
- 2015-11-27 CN CN201510848152.1A patent/CN105514974B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005015476A2 (en) * | 2003-08-07 | 2005-02-17 | Hsb Solomon Associates, Llc | System and method for determining equivalency factors for use in comparative performance analysis of industrial facilities |
| CN102663508A (en) * | 2012-05-08 | 2012-09-12 | 东北电力科学研究院有限公司 | Intelligent grid comprehensive evaluating system based on analytic hierarchy process and fuzzy comprehensive evaluation |
Non-Patent Citations (2)
| Title |
|---|
| 武乾 等: "基于模糊层次分析的逼近理想解排序法在旧厂房改造方案遴选中的应用", 《工业建筑》 * |
| 黄广远 等: "基于层次分析法和逼近理想解排序法的高校校园绿地景观评价", 《东北林业大学学报》 * |
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Effective date of registration: 20200921 Address after: 510620 Tianhe District, Guangzhou, Tianhe South Road, No. two, No. 2, No. Patentee after: Guangzhou Power Supply Bureau of Guangdong Power Grid Co.,Ltd. Address before: 510620 Tianhe District, Guangzhou, Tianhe South Road, No. two, No. 2, No. Patentee before: GUANGZHOU POWER SUPPLY Co.,Ltd. |