CN103049661A - Method and system for estimating residual service life of GIS (gas insulated switchgear) - Google Patents
Method and system for estimating residual service life of GIS (gas insulated switchgear) Download PDFInfo
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- CN103049661A CN103049661A CN2012105671662A CN201210567166A CN103049661A CN 103049661 A CN103049661 A CN 103049661A CN 2012105671662 A CN2012105671662 A CN 2012105671662A CN 201210567166 A CN201210567166 A CN 201210567166A CN 103049661 A CN103049661 A CN 103049661A
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Abstract
The invention provides a method and a system for estimating residual service life of a GIS (gas insulated switchgear). The method includes the steps of preprocessing and quantifying acquired related basic information, including manufacturer information, material composition information, equipment type familial defect information, load information and environmental information, so to obtain a first quantification result; normalizing the first quantification result to obtain a first data vector; preprocessing acquired status information, including electric contact test information, equipment mechanical property information and equipment insulation information, so as to obtain a second quantification result; normalizing the second quantification result to obtain a second data vector; estimating residual service life of the GIS according to the first and second data vectors; and outputting estimation results. The method and system allow for comprehensive and objective estimation on the residual service life of the GIS and save operation and maintenance costs greatly.
Description
Technical field
The present invention relates to the power technology field, particularly relate to a kind of GIS remaining life appraisal procedure and system.
Background technology
GIS (Gas Insulated Switchgear, SF
6Gas-insulating and fully-enclosed combiner) is a kind of High-Voltage Electrical Appliances device, that the electrical equipment closed group such as isolating switch, disconnector, high speed grounding switch, current/voltage mutual inductor, lightning arrester, bus casing and/or cable termination are combined in the grounded metal enclosure, with SF
6Gas is as the integrated system of insulating medium.
At present, in the middle of the electric system of 110kV and above, exist the long GIS of a large amount of operation time limits, be limited to technical merit and manufacturing process impact when dispatching from the factory, these early stage GIS that produce compare ubiquity and the problems such as loss is large, reliability is not high, management inconvenience with the GIS of current production.And GIS is as main carriers and the High Value Unit of operation of power networks, its safety, reliability service again direct relation the stable of whole electrical network, and the electric power asset repair based on condition of component strategy of rising in recent years has also proposed growth requirement for the robotization state evaluation device of GIS.In general, GIS is carried out durability analysis and life-span management can formulate the medium-term and long-term strategies such as GIS overhaul, technological transformation and equipment replacement to electric power enterprise effective scientific guidance is provided, can help electric power enterprise to improve the power supply safety reliability and save operating cost.
Current, the overhaul of the equipments operating strategy is in from take the critical period of preventive trial as main cycled recondition strategy to the transition of repair based on condition of component strategy, is implemented in the automatic evaluation of transporting power equipment residue technical life and has substantive meaning for the transformation of accelerating the overhaul management strategy.Yet, remaining life assessment for GIS does not still have comparatively effective method, relevant research is also less, most research all concentrates on isolating switch, remaining life for GIS is passed judgment on mainly based on enterprise's equipment operating experience for many years, and by personnel such as field engineers equipment is marked, and finally how much come roughly to confirm according to mark.Although the method can make the supvr understand the state of GIS in certain degree, but with certain artificial subjectivity, and the evaluation criteria quantification gradation is clear and definite not, there is more fuzzy interval, can't objectively respond the state of equipment, and the effectively technical life of assessment apparatus of also having no idea.
Summary of the invention
The object of the present invention is to provide a kind of GIS remaining life appraisal procedure and system, can be comprehensively, the remaining life of objective appraisal GIS.
Purpose of the present invention is achieved through the following technical solutions:
A kind of GIS remaining life appraisal procedure comprises the steps:
The relevant rudimentary information of obtaining is carried out pre-service and quantized to obtain the first quantized result, and described Back ground Information comprises producer's information, material configuration information, Type of equipment familial defect information, information on load, environmental information;
Described the first quantized result is carried out normalized obtain the first data vector;
The correlation behavior information of obtaining is carried out pre-service and quantized to obtain the second quantized result, and described status information comprises contact electric test information, plant machinery performance information, apparatus insulated performance information;
Described the second quantized result is carried out normalized obtain the second data vector;
Remaining life according to described the first data vector and described the second data vector assessment GIS;
The output assessment result.
A kind of GIS remaining life apparatus for evaluating comprises Back ground Information processing module, status information processing module, Back ground Information analysis module, status information analysis module, durability analysis module, output module;
Described Back ground Information processing module is used for the relevant rudimentary information of obtaining is carried out pre-service and quantized to obtain the first quantized result, and described Back ground Information comprises producer's information, material configuration information, Type of equipment familial defect information, information on load, environmental information;
Described status information processing module is used for the Back ground Information analysis module and obtains the first data vector for described the first quantized result is carried out normalized;
Described status information processing module is used for the correlation behavior information of obtaining is carried out pre-service and quantized to obtain the second quantized result, and described status information comprises contact electric test information, plant machinery performance information, apparatus insulated performance information;
Described status information analysis module carries out normalized to described the second quantized result and obtains the second data vector;
Described durability analysis module is used for the remaining life according to described the first data vector and described the second data vector assessment GIS;
Described output module is used for the output assessment result.
Scheme according to the invention described above, it is after obtaining the first quantized result according to Back ground Information, again this first quantized result is carried out normalization and obtain the first data vector, after obtaining the second quantized result according to status information, again this second quantized result is carried out normalization and obtain the second data vector, and according to output display Output rusults behind the remaining life of described the first data vector and described the second data vector assessment GIS, this GIS remaining life assessment mode, based on producer's information, the material configuration information, Type of equipment familial defect information, information on load, environmental information and contact electric test information, the plant machinery performance information, the information such as apparatus insulated performance information, comprehensively, assessed objectively the remaining life of GIS, reduce to a large extent the impact of artificial subjective factor, remedy the state estimation of current GIS, repair based on condition of component, the deficiency that exists in technological transformation and the replacing decision-making management, being conducive to assist power enterprise improves the power supply safety reliability and to the management level of GIS equipment, further saves operating cost.
Description of drawings
Fig. 1 is the schematic flow sheet of GIS remaining life appraisal procedure embodiment of the present invention;
Fig. 2 is the refinement schematic flow sheet of the remaining life step of assessment GIS among Fig. 1;
Fig. 3 is the structural representation of GIS remaining life apparatus for evaluating embodiment of the present invention.
Embodiment
The present invention will be described in detail below in conjunction with embodiment and accompanying drawing, but embodiments of the present invention are not limited to this.
Referring to shown in Figure 1, be the schematic flow sheet of GIS remaining life appraisal procedure embodiment of the present invention.As shown in Figure 1, the GIS remaining life appraisal procedure in the present embodiment comprises the steps:
Step S101: the relevant rudimentary information of obtaining is carried out preliminary finish and quantized to obtain the first quantized result, described Back ground Information comprises producer's information, material configuration information, Type of equipment familial defect information, information on load, environmental information etc., can also comprise other information according to actual requirement, enter step S102, wherein, preliminary finish can comprise data identification that raw data (initial obtain Back ground Information) is carried out, feature merger, data check, format conversion etc.;
Step S102: described the first quantized result is carried out normalization obtain the first data vector, enter step S103;
Step S103: the correlation behavior information of obtaining is carried out preliminary finish and quantized to obtain the second quantized result, described status information comprises contact electric test information, plant machinery performance information, apparatus insulated performance information, enter step S104, wherein, preliminary finish can comprise data identification that raw data (initial obtain performance information) is carried out, feature merger, data check, format conversion etc.;
Step S104: described the second quantized result is carried out normalization obtain the second data vector, enter step S105;
Step S105: the remaining life according to described the first data vector and described the second data vector assessment GIS enters step S106;
Step S106: output assessment result.
Accordingly, scheme according to present embodiment, it is after obtaining the first quantized result according to Back ground Information, again this first quantized result is carried out normalization and obtain the first data vector, after obtaining the second quantized result according to status information, again this second quantized result is carried out normalization and obtain the second data vector, and according to output display Output rusults behind the remaining life of described the first data vector and described the second data vector assessment GIS, this GIS remaining life assessment mode, based on producer's information, the material configuration information, Type of equipment familial defect information, information on load, environmental information and contact electric test information, the plant machinery performance information, the information such as apparatus insulated performance information, comprehensively, assess objectively the remaining life of GIS, reduce to a large extent the impact of artificial subjective factor, remedy the state estimation of current GIS, repair based on condition of component, the deficiency that exists in technological transformation and the replacing decision-making management, being conducive to assist power enterprise improves the power supply safety reliability and to the management level of GIS equipment, further saves operating cost.
Wherein, the process that obtains the first quantized result, acquisition the second quantized result in the above-mentioned steps can be not adopt above-mentioned sequencing, can carry out simultaneously.Correspondingly, above-mentioned acquisition the first data vector also can be not according to said sequence with the process that obtains the second data vector, can carry out simultaneously.
Below each step in the inventive method is elaborated.
Above-mentioned Back ground Information can obtain from relevant electric network data storehouse by network, namely can obtain from Relational database producer's information, material configuration information, Type of equipment familial defect information, information on load, environmental information of GIS to be assessed etc., for example, can from database corresponding to the production management system of electrical network, obtain.According to actual needs, also can adopt other mode to be obtained.
Above-mentioned status information can be obtained from on-line monitoring equipment or grid management systems, namely can obtain contact electric test information, plant machinery performance information, apparatus insulated performance information etc. from on-line monitoring equipment or grid management systems.According to actual needs, also can adopt other mode to be obtained.
Therein among embodiment, it is above-mentioned that Back ground Information is carried out pre-service can be respectively producer's information, material configuration information, Type of equipment familial defect information, information on load, environmental information to be carried out pre-service and quantification with quantizing, adopt this mode, can greatly improve the processing speed of data, lower mask body is set forth the process of these data preparations and quantification.
To producer's information carry out pre-service and quantification process can for: obtain the main performance parameter of GIS and technical design parameter by identifying basic account information (comprising producer's information), and according to the quantity grade of dividing in advance this performance parameter and technical design parameter are quantized, generate the data result of corresponding quantification; Performance parameter and technical design parameter comprise product reliability, design service life, specified open and close times, specified dropout current, failure on-off electric current, failure on-off number of times etc.
To the material configuration information carry out pre-service and quantification process can for: the material of determining each parts of GIS by identifying described material configuration information consists of, and according to the material characteristic of all kinds of materials and the material characteristic of all kinds of materials of quantity grade of dividing in advance determine the overall burn-in effects of GIS to generate the corresponding data result that quantizes.
To Type of equipment familial defect information carry out pre-service and quantizing process can for: lack information and determine GIS producer or corresponding parts producer by identifying described equipment type family, and generate the accordingly data result of quantification according to this GIS producer or corresponding parts producer and the corresponding relation of producer and performance class.
To information on load carry out pre-service and quantizing process can for: for the reporting situations of different load, determine consequent impact by identification GIS, and according to the data result of the quantity grade generating quantification of dividing in advance.
Environmental information is carried out pre-service and quantizing process can be from the environmental information critical environments influence factor of identification GIS operating condition, determine its capability of influence, and generate the corresponding environmental data result who quantizes according to the quantity grade of dividing in advance.
The quantity grade that above-mentioned concrete quantizing process is based on division realizes, can shift to an earlier date the magnitude setting grade, in the time of in data fall into respective bins, namely obtain corresponding coefficient, the specific implementation process all can adopt existing mode, at this, only describes so that the partial data in producer's information is quantified as example, and only manufacturer, producer's type describe as example in producer's information, and it will not go into details for other.Can set up in advance example manufacturer as shown in table 1 and the corresponding relation of producer's fiduciary level 1 and producer's type and producer's fiduciary level 2, then after the information such as the manufacturer in identifying producer's information, producer's type, just can determine that the reliability of current GIS to be assessed obtains corresponding quantized result according to this corresponding relation.
Table 1 producer reliability quantity grade
It also can be respectively contact electric test information, plant machinery performance information, apparatus insulated performance information to be carried out preliminary finish and quantification with quantizing that correlated performance information is carried out preliminary finish, adopt this mode, can greatly improve the processing speed of data, lower mask body is introduced the process of these data preparations and quantification.
To contact electric test information carry out preliminary finish and quantification process can for: by obtaining contact and the spout arc energy data when cut-offfing, adopt the electrical wear situation of radial basis function neural network analytical calculation contact to obtain corresponding quantized result, wherein, the activation function of hidden layer can adopt Gaussian function.Before the device that adopts the inventive method to obtain puts into operation, can also set up the database that cut-offs the arc energy data about contact, and extract the characteristic about contact head abrasive loss, set up the Feature Mapping amount about electric arc amount data and contact head abrasive loss; Extraction history is cut-off the arc energy data and as specimen needle the neural network function of correspondence is trained, determine weight and the coefficient of each layer, thereby determine the mapping relations of arc energy and contact head abrasive loss, then can be based on the quantification of the contact electric test data message realization of inputting to contact electric test information.
To the plant machinery performance information carry out preliminary finish and quantification process can for: the mechanical property situation by the data analysis isolating switchs such as described minute of identification, closing coil electric current, contact travel from the plant machinery performance information obtains corresponding quantized result.Before the device that adopts the inventive method to obtain puts into operation, can also set up about minute, the database of closing coil electric current, contact travel etc., extract data sample, neural network function for correspondence is trained, determine minute, the mapping relations of the mechanical property of closing coil electric current and contact travel and isolating switch, then can based on input minute, the data realizations such as closing coil electric current and contact travel are to the quantification of plant machinery performance information.
To apparatus insulated performance information module carry out preliminary finish and quantification process can for: for data messages such as the impact by obtaining GIS inside or vibrations, determine that the insulating property situation of GIS obtains corresponding quantized result.Before the device that adopts the inventive method to obtain puts into operation, can also set up the energy database about impacting or vibrating, and extraction data sample (energy development characteristic curve), neural network function for correspondence is trained, determine to impact or the energy of vibration and the mapping relations between the apparatus insulated performance, then can be based on the impact of input or the energy datum information of vibration, final preliminary finish and the quantification that realizes apparatus insulated performance information.
Among embodiment, referring to shown in Figure 2, may further include following steps among the above-mentioned steps S105 therein:
Step S1051: adopt the radial basis function neural network algorithm to state the first data vector and described the second data vector is analyzed to described, determine the current completed life-span of described GIS, simultaneously before the device that adopts the inventive method to obtain puts into operation, also can improve response speed by the mode of sample training, at this, it will not go into details;
Step S1052: adopt the radial basis function neural network algorithm that current completed life-span of described GIS and described the second data vector are analyzed, determine the continuously remaining life of reliability service of described GIS, also can improve response speed by sample training.
According to the method for the invention described above, the present invention also provides a kind of GIS remaining life apparatus for evaluating, below is elaborated with regard to the concrete example of GIS remaining life apparatus for evaluating of the present invention.The structural representation of a preferable examples of GIS remaining life apparatus for evaluating of the present invention has been shown among Fig. 3.According to different Considerations, when specific implementation GIS remaining life of the present invention apparatus for evaluating, can comprise whole shown in Fig. 3, also can only comprise the wherein part shown in Fig. 3, below just be elaborated for the specific embodiment of wherein several GIS remaining life apparatus for evaluating.
Embodiment 1
In this embodiment, can be Back ground Information processing module 301, status information processing module 302, Back ground Information analysis module 303, status information analysis module 304, durability analysis module 305, the output module 306 that includes among Fig. 3, wherein:
Back ground Information processing module 301 is used for the relevant rudimentary information of obtaining is carried out pre-service and quantized to obtain the first quantized result, described Back ground Information comprises producer's information, material configuration information, Type of equipment familial defect information, information on load, environmental information etc., can also comprise other information according to actual requirement, wherein, preliminary finish can comprise data identification that raw data (initial obtain Back ground Information) is carried out, feature merger, data check, format conversion etc.;
Status information processing module 302 is used for that described the first quantized result is carried out normalized and obtains the first data vector;
Back ground Information analysis module 303 is used for the correlation behavior information of obtaining is carried out pre-service and quantized to obtain the second quantized result, described status information comprises contact electric test information, plant machinery performance information, apparatus insulated performance information, wherein, preliminary finish can comprise data identification that raw data (initial obtain performance information) is carried out, feature merger, data check, format conversion etc.;
304 pairs of described the second quantized result of status information analysis module are carried out normalized and are obtained the second data vector;
According to the scheme in the present embodiment, because it is based on producer's information, the material configuration information, Type of equipment familial defect information, information on load, environmental information and contact electric test information, the plant machinery performance information, the information evaluations such as apparatus insulated performance information the GIS remaining life, this assessment mode is comprehensive, objective, reduce to a large extent the impact of artificial subjective factor, remedy the state estimation of current GIS, repair based on condition of component, the deficiency that exists in technological transformation and the replacing decision-making management, being conducive to assist power enterprise improves the power supply safety reliability and to the management level of GIS equipment, further saves operating cost.
Scheme in the present embodiment is when specific implementation, Back ground Information processing module 301 can be obtained from Relational database by network, namely can obtain from Relational database producer's information, material configuration information, Type of equipment familial defect information, information on load, environmental information of GIS to be assessed etc., for example, can from database corresponding to the production management system of electrical network, obtain.According to actual needs, also can adopt other mode to be obtained, status information processing module 302 can be obtained from on-line monitoring equipment or grid management systems, namely can obtain contact electric test information, plant machinery performance information, apparatus insulated performance information etc. from on-line monitoring equipment or grid management systems.According to actual needs, also can adopt other mode to be obtained.
Embodiment 2
Present embodiment describes as an example of the sub-structure of Back ground Information processing module 301 example on the basis of embodiment 1.
Back ground Information processing module 301 comprises for the producer's information process unit 3011 that producer's information is carried out pre-service and quantification, for the material configuration information processing unit 3012 that the material configuration information is carried out pre-service and quantification, for the Type of equipment familial defect information processing unit 3013 that Type of equipment familial defect information is carried out pre-service and quantification, for the information on load processing unit 3014 that information on load is carried out pre-service and quantification, for the environmental information processing unit 3015 that environmental information is carried out pre-service and quantification, according to actual needs, can also comprise for other information process units 3016 that other information carried out pre-service and quantification, adopt this sub-structure, each processing unit can be worked simultaneously, can greatly improve the processing speed of data, and then improved assess effectiveness, below introduce in detail the specific works process of these processing units.
Producer's information process unit 3011 obtains the main performance parameter of GIS and technical design parameter by the basic account information of identification (comprising producer's information), and according to the quantity grade of dividing in advance this performance parameter and technical design parameter are quantized, generate the data result of corresponding quantification; Performance parameter and technical design parameter comprise product reliability, design service life, specified open and close times, specified dropout current, failure on-off electric current, failure on-off number of times etc.
Material configuration information processing unit 3012 determines that by identifying described material configuration information the material of each parts of GIS consists of, and according to the material characteristic of all kinds of materials and the material characteristic of all kinds of materials of quantity grade of dividing in advance determine the overall burn-in effects of GIS to generate the corresponding data result that quantizes.
Type of equipment familial defect information processing unit 3013 is determined GIS producer or corresponding parts producer by identifying the scarce information of described equipment type family, and generates the accordingly data result of quantification according to the parts producer of this GIS producer or correspondence and the corresponding relation of producer and performance class.
Information on load processing unit 3014 for the reporting situations of different load, is determined consequent impact by identification GIS, and according to the data result of the quantity grade generating quantification of dividing in advance.
Environmental information processing unit 3015 is identified the critical environments influence factor of GIS operating condition from environmental information, determine its capability of influence, and generates the corresponding environmental data result who quantizes according to the quantity grade of dividing in advance.
Embodiment 3
Present embodiment describes as an example of the sub-structure of status information processing module 302 example on the basis of embodiment 1 or embodiment 2.
Status information processing module 302 comprises for the contact electric test information process unit 3021 that contact electric test information is carried out pre-service and quantification, for the plant machinery performance information processing unit 3022 that the plant machinery performance information is carried out pre-service and quantification, for the apparatus insulated performance information processing unit 3023 that apparatus insulated performance information is carried out pre-service and quantification, adopt this sub-structure, each processing unit can be worked simultaneously, can greatly improve the processing speed of data, and then improved assess effectiveness, below introduce in detail the specific works process of these processing units.
Contact electric test information process unit 3021 is by obtaining contact and the spout arc energy data when cut-offfing, adopt the electrical wear situation of radial basis function neural network analytical calculation contact to obtain corresponding quantized result, wherein, the activation function of hidden layer can adopt Gaussian function.Before GIS remaining life apparatus for evaluating puts into operation, can also set up the database that cut-offs the arc energy data about contact, and extract the characteristic about contact head abrasive loss, set up the Feature Mapping amount about electric arc amount data and contact head abrasive loss; Extraction history is cut-off the arc energy data and as specimen needle the neural network function of correspondence is trained, determine weight and the coefficient of each layer, thereby determine the mapping relations of arc energy and contact head abrasive loss, then can be based on the quantification of the contact electric test data message realization of inputting to contact electric test information.
3022 pairs of plant machinery performance informations of plant machinery performance information processing unit carry out preliminary finish and quantification process can for: the mechanical property situation by the data analysis isolating switchs such as described minute of identification, closing coil electric current, contact travel from the plant machinery performance information obtains corresponding quantized result.Before GIS remaining life apparatus for evaluating puts into operation, can also set up about minute, the database of closing coil electric current, contact travel etc., extract data sample, neural network function for correspondence is trained, determine minute, the mapping relations of the mechanical property of closing coil electric current and contact travel and isolating switch, then can based on input minute, the data realizations such as closing coil electric current and contact travel are to the quantification of plant machinery performance information.
Impact or the data message such as vibration of apparatus insulated performance information processing unit 3023 by obtaining GIS inside determines that the insulating property situation of GIS obtains corresponding quantized result.Before GIS remaining life apparatus for evaluating puts into operation, can also set up the energy database about impacting or vibrating, and extraction data sample (energy development characteristic curve), neural network function for correspondence is trained, determine to impact or the energy of vibration and the mapping relations between the apparatus insulated performance, then can be based on the impact of input or the energy datum information of vibration, final preliminary finish and the quantification that realizes apparatus insulated performance information.
Embodiment 4
In this example, the structure that comprises further segmentation take durability analysis module 305 describes as example.Durability analysis module 305 comprises aging life-span analytic unit 3051, remaining life analytic unit 3052, wherein:
Aging life-span analytic unit 3051 is used for adopting the radial basis function neural network algorithm to state the first data vector and described the second data vector is analyzed to described, determine the life cycle that described GIS has finished, before GIS remaining life apparatus for evaluating puts into operation, can also carry out sample training to aging life-span analytic unit 3051 and can respond fast input message;
Remaining life analytic unit 3052 is used for adopting the radial basis function neural network algorithm that the described life cycle of having finished and described the second data vector are analyzed, determine the remaining life of described GIS, before GIS remaining life apparatus for evaluating puts into operation, can also carry out sample training to remaining life analytic unit 3052 and can respond fast input message.
Below take a concrete application example as example describes, need to prove that this application example is not construed as limiting the invention.
Using GIS remaining life apparatus for evaluating assesses certain GIS interval of certain 220kV transformer station of power supply administration, be specially the database of Back ground Information processing module 301 by power supply administration and obtain Back ground Information, and will be input to the result of this Back ground Information Back ground Information analysis module 303; Status information processing module 302 is obtained performance information by the monitoring equipment administrating system of power supply administration, and will be input to the result of performance information status information analysis module 304, durability analysis module 305; Analysis result according to Back ground Information analysis module 303 and status information analysis module 304 obtains assessment result automatically, and exports and show at output module 306 as a result.
Analysis result:
GIS life expectancy is 33 years, and namely life cycle is 33 years;
The current life cycle that has realized of GIS is 17 years, and current ageing rate is 0.51;
The GIS remaining life is 9 years, and reliability is 0.78, estimate under the measure of namely not taking to upgrade and keeping in repair GIS in following 9 years take the fiduciary level operation of mean value as 0.78, can't guarantee but surpass this time.
The present invention is as follows with respect to the main beneficial effect of prior art:
(1) can consider Various types of data for the influence degree of ageing equipment, obtain comprehensive data message, the manufacturing process, material formation, operating load, environmental information and the operating condition performance information that comprise the GIS interval are realized being spaced apart the technical life assessment of base unit and the data issue of assessment result with single GIS;
(2) evaluation process is mainly based on the technical feature information of GIS, and is comparatively comprehensive, objective, can overcome to a great extent the impact of artificial subjective factor;
(3) enough support to a large extent local power supply administration repair based on condition of component system construction, further remedy the technological transformation of GIS and change the deficiency that exists in the decision-making management, be conducive to assist power enterprise and improve power supply safety reliability and saving operating cost.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.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 domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a GIS remaining life appraisal procedure is characterized in that, comprises the steps:
The relevant rudimentary information of obtaining is carried out pre-service and quantized to obtain the first quantized result, and described Back ground Information comprises producer's information, material configuration information, Type of equipment familial defect information, information on load, environmental information;
Described the first quantized result is carried out normalized obtain the first data vector;
The correlation behavior information of obtaining is carried out pre-service and quantized to obtain the second quantized result, and described status information comprises contact electric test information, plant machinery performance information, apparatus insulated performance information;
Described the second quantized result is carried out normalized obtain the second data vector;
Remaining life according to described the first data vector and described the second data vector assessment GIS;
The output assessment result.
2. GIS remaining life appraisal procedure according to claim 1, it is characterized in that, obtain described producer information, material configuration information, Type of equipment familial defect information, information on load, environmental information from the electric network data storehouse by network, obtain contact electric test information, plant machinery performance information, apparatus insulated performance information from on-line monitoring equipment or grid management systems.
3. GIS remaining life appraisal procedure according to claim 1 is characterized in that, described remaining life according to described the first data vector and described the second data vector assessment GIS comprises the steps:
Adopt the radial basis function neural network algorithm that described the first data vector and described the second data vector are analyzed, determine the life cycle that described GIS has finished;
Adopt the radial basis function neural network algorithm that the described life cycle of having finished and described the second data vector are analyzed, determine the remaining life of described GIS.
4. according to claim 1 to one of 3 described GIS remaining life appraisal procedures, it is characterized in that:
Described relevant rudimentary information is carried out pre-service and quantize to be obtained the first quantized result and comprise step: respectively described producer information, material configuration information, Type of equipment familial defect information, information on load, environmental information are carried out pre-service and quantized to obtain the first quantized result;
And/or
Describedly described the second quantized result is carried out normalized obtain the second data vector and comprise step: respectively described contact electric test information, plant machinery performance information, apparatus insulated performance information are carried out pre-service and quantize to obtain the first quantized result.
5. a GIS remaining life apparatus for evaluating is characterized in that, comprises Back ground Information processing module, status information processing module, Back ground Information analysis module, status information analysis module, durability analysis module, output module;
Described Back ground Information processing module is used for the relevant rudimentary information of obtaining is carried out pre-service and quantized to obtain the first quantized result, and described Back ground Information comprises producer's information, material configuration information, Type of equipment familial defect information, information on load, environmental information;
Described status information processing module is used for the Back ground Information analysis module and obtains the first data vector for described the first quantized result is carried out normalized;
Described status information processing module is used for the correlation behavior information of obtaining is carried out pre-service and quantized to obtain the second quantized result, and described status information comprises contact electric test information, plant machinery performance information, apparatus insulated performance information;
Described status information analysis module carries out normalized to described the second quantized result and obtains the second data vector;
Described durability analysis module is used for the remaining life according to described the first data vector and described the second data vector assessment GIS;
Described output module is used for the output assessment result.
6. GIS remaining life apparatus for evaluating according to claim 5, it is characterized in that, described Back ground Information processing module is obtained described producer information, material configuration information, Type of equipment familial defect information, information on load, environmental information by network from the electric network data storehouse, described status information processing module is obtained contact electric test information, plant machinery performance information, apparatus insulated performance information from on-line monitoring equipment or grid management systems.
7. GIS remaining life apparatus for evaluating according to claim 5 is characterized in that, described durability analysis module comprises:
The aging life-span analytic unit is used for adopting the radial basis function neural network algorithm that described the first data vector and described the second data vector are analyzed, and determines the life cycle that described GIS has finished;
The remaining life analytic unit is used for adopting the radial basis function neural network algorithm that the described life cycle of having finished and described the second data vector are analyzed, and determines the remaining life of described GIS.
8. according to claim 5 to one of 7 described GIS remaining life apparatus for evaluating, it is characterized in that:
Described Back ground Information processing module comprises for the producer's information process unit that producer's information is carried out pre-service and quantification, for the material configuration information processing unit that the material configuration information is carried out pre-service and quantification, for the Type of equipment familial defect information processing unit that Type of equipment familial defect information is carried out pre-service and quantification, for the information on load processing unit that information on load is carried out pre-service and quantification, for the environmental information processing unit that environmental information is carried out pre-service and quantification;
And/or
Described status information processing module comprises for the contact electric test information process unit that contact electric test information is carried out pre-service and quantification, for the plant machinery performance information processing unit that the plant machinery performance information is carried out pre-service and quantification, for the apparatus insulated performance information processing unit that apparatus insulated performance information is carried out pre-service and quantification.
9. GIS remaining life apparatus for evaluating according to claim 8 is characterized in that described output module comprises USB interface, Ethernet data interface and printer interface.
10. GIS remaining life apparatus for evaluating according to claim 8, it is characterized in that described Back ground Information processing module, status information processing module, Back ground Information analysis module, status information analysis module, durability analysis module, output module connect by serial data bus.
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| CN115994427A (en) * | 2023-03-22 | 2023-04-21 | 江苏大全长江电器股份有限公司 | GIS switch cabinet manufacturing optimization method and system based on life assessment |
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