CN109615093A - Repair of Transformer mode determines method and device - Google Patents
Repair of Transformer mode determines method and device Download PDFInfo
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- CN109615093A CN109615093A CN201811415990.XA CN201811415990A CN109615093A CN 109615093 A CN109615093 A CN 109615093A CN 201811415990 A CN201811415990 A CN 201811415990A CN 109615093 A CN109615093 A CN 109615093A
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- 238000000034 method Methods 0.000 title claims abstract description 52
- 230000008439 repair process Effects 0.000 title claims abstract description 31
- 230000007547 defect Effects 0.000 claims abstract description 158
- 238000012423 maintenance Methods 0.000 claims abstract description 67
- 238000009413 insulation Methods 0.000 claims description 22
- 238000004804 winding Methods 0.000 claims description 19
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 claims description 14
- 238000004590 computer program Methods 0.000 claims description 12
- 238000004458 analytical method Methods 0.000 claims description 9
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- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims description 7
- 235000003140 Panax quinquefolius Nutrition 0.000 claims description 7
- 235000008434 ginseng Nutrition 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 7
- 230000009466 transformation Effects 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000004364 calculation method Methods 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 235000013399 edible fruits Nutrition 0.000 claims 1
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- 238000004587 chromatography analysis Methods 0.000 description 2
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- 229910052742 iron Inorganic materials 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004454 trace mineral analysis Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The present invention provides a kind of Repair of Transformer modes to determine method and device, this method comprises: obtaining the state parameter and the corresponding defect level analytical standard of state parameter of transformer, the state parameter of transformer includes one of electric state parameter, oil gas state parameter and unit status parameter or any combination；According to the state parameter of transformer and the corresponding defect level analytical standard of state parameter, the defect level of the state parameter of transformer is determined；Determine the corresponding weight of the state parameter of transformer；According to the defect level of state parameter and the corresponding weight of state parameter, the defect rank of the state parameter of transformer is determined；According to the defect rank of the state parameter of transformer, the maintenance mode of transformer is determined.Present invention may determine that the maintenance mode of the corresponding transformer of the defect of different conditions parameter, and method is simple, it is at low cost.
Description
Technical field
The present invention relates to Repair of Transformer fields more particularly to a kind of Repair of Transformer mode to determine method and device.
Background technique
The key for implementing repair based on condition of component is correctly to judge the current state of equipment, and transformer state analysis is transformer state
The core work of maintenance, however since transformer is a complication system, aging, failure mechanism are complicated, there is uncertainty,
How transformer state is accurately analyzed, so that it is determined that corresponding Strategies of Maintenance has important to implement the repair based on condition of component to transformer
Theory significance and practical application value.
As power equipment increases significantly, equipment operational reliability is greatly improved, and using traditional maintenance mode, is not only spent
Take more human and material resources and financial resources, and the problem of there is too frequent maintenance, affect equipment stable operation and can
With rate.In addition, a large amount of shape can be accumulated with the extension of transformer station high-voltage side bus time and to the trace analysis that there is abnormal transformer
State parameter, every one kind state parameter reflect a variety of different defects, need to determine different transformers for these defects
Maintenance mode.
Summary of the invention
The embodiment of the present invention provides a kind of Repair of Transformer mode and determines method, to determine the defect of different conditions parameter
The maintenance mode of corresponding transformer, and method is simple, it is at low cost, this method comprises:
Obtain the state parameter and the corresponding defect level analytical standard of state parameter of transformer, the state parameter of transformer
Including one of electric state parameter, oil gas state parameter and unit status parameter or any combination；
According to the state parameter of transformer and the corresponding defect level analytical standard of state parameter, the state of transformer is determined
The defect level of parameter；
Determine the corresponding weight of the state parameter of transformer；
According to the defect level of state parameter and the corresponding weight of state parameter, the defect of the state parameter of transformer is determined
Grade；
According to the defect rank of the state parameter of transformer, the maintenance mode of transformer is determined.
The embodiment of the present invention provides a kind of Repair of Transformer mode determining device, to determine the defect of different conditions parameter
The maintenance mode of corresponding transformer, and method is simple, at low cost, which includes:
Data acquisition module, the corresponding defect level analysis mark of state parameter and state parameter for obtaining transformer
Standard, the state parameter of transformer include one of electric state parameter, oil gas state parameter and unit status parameter or any
Combination；
Defect level determining module, for the corresponding defect level analysis of state parameter and state parameter according to transformer
Standard determines the defect level of the state parameter of transformer；
Weight determination module, the corresponding weight of state parameter for determining transformer；
Defect rank determining module is determined for the corresponding weight of defect level and state parameter according to state parameter
The defect rank of the state parameter of transformer；
Maintenance mode determining module determines the maintenance of transformer for the defect rank according to the state parameter of transformer
Mode.
The embodiment of the present invention also proposed a kind of computer equipment, including memory, processor and storage are on a memory
And the computer program that can be run on a processor, the processor realize above-mentioned transformer inspection when executing the computer program
The mode of repairing determines method.
The embodiment of the present invention also proposed a kind of computer readable storage medium, the computer-readable recording medium storage
Have and executes the computer program that above-mentioned Repair of Transformer mode determines method.
In embodiments of the present invention, the state parameter and the corresponding defect level analysis mark of state parameter of transformer are obtained
Standard, the state parameter of transformer include one of electric state parameter, oil gas state parameter and unit status parameter or any
Combination；According to the state parameter of transformer and the corresponding defect level analytical standard of state parameter, the state ginseng of transformer is determined
Several defect levels；Determine the corresponding weight of the state parameter of transformer；According to the defect level and state parameter of state parameter
Corresponding weight determines the defect rank of the state parameter of transformer；According to the defect rank of the state parameter of transformer, determine
The maintenance mode of transformer.The embodiment of the present invention can be directed to the different conditions parameter of transformer, determine its defect rank, then
According to the defect rank of the state parameter of transformer, the maintenance mode of transformer can be determined, and method is simple, above procedure is not
It needs to spend a large amount of human and material resources, has saved cost.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is the flow chart that the Repair of Transformer mode that the embodiment of the present invention proposes determines method；
Fig. 2 is the structural schematic diagram of the Repair of Transformer mode determining device of the embodiment of the present invention.
Specific embodiment
Understand in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, with reference to the accompanying drawing to this hair
Bright embodiment is described in further details.Here, the illustrative embodiments of the present invention and their descriptions are used to explain the present invention, but simultaneously
It is not as a limitation of the invention.
Fig. 1 is the flow chart that the Repair of Transformer mode that the embodiment of the present invention proposes determines method, as shown in Figure 1, the party
Method includes:
Step 101, the state parameter and the corresponding defect level analytical standard of state parameter of transformer are obtained, transformer
State parameter includes one of electric state parameter, oil gas state parameter and unit status parameter or any combination；
Step 102, according to the state parameter of transformer and the corresponding defect level analytical standard of state parameter, transformation is determined
The defect level of the state parameter of device；
Step 103, the corresponding weight of the state parameter of transformer is determined；
Step 104, according to the defect level of state parameter and the corresponding weight of state parameter, the state ginseng of transformer is determined
Several defect ranks；
Step 105, according to the defect rank of the state parameter of transformer, the maintenance mode of transformer is determined.
As shown in Figure 1, the embodiment of the present invention can be directed to the different conditions parameter of transformer, determine its defect rank, so
Afterwards according to the defect rank of the state parameter of transformer, the maintenance mode of transformer can be determined, and method is simple, above procedure
It does not need to spend a large amount of human and material resources, has saved cost.
When it is implemented, the state parameter and the corresponding defect level analytical standard of state parameter of transformer are obtained, it can be with
Include:
The state parameter of transformer is obtained by the way of have a power failure test, live detection or on-line monitoring.
It can specifically use infrared thermal imaging technique, transformer oil gas as the modes such as chromatography test obtain the state of transformer
Parameter, it is, of course, understood that the above infrared thermal imaging technique, transformer oil gas are citing as chromatography test, it can be with
The method for taking other state parameters for obtaining transformer, associated change example should all be within protection scope of the present invention.
In embodiments of the present invention, electric state parameter may include one of following state parameter or any combination:
Winding insulation resistance and absorptance, winding leakage current, iron core, folder, punching bolt, folder, binding steel band, iron
The insulation resistance of core, coil pressure ring and shielding, the dielectric dissipation factor of winding, winding D.C. resistance error, load ratio bridging switch
Test result, major insulation, end shield insulation against ground, the main screen dielectric loss, capacitance of condenser bushing.
The explanation of the meaning of partial electric state parameter is given below.
Winding insulation resistance: winding insulation resistance, can be effectively to the sensitivity with higher of the insulation status of transformer
Check transformer insulated dampness, parts surface dampness or dirty and penetrability defect.When insulation is through the two of winding
It when between pole, is changed significantly when measuring its insulation resistance, can delicately find defect；If two interpolars of winding are still kept
Good insulation, rest part minor insulation then the insulation resistance of winding is slightly reduced, or even do not change, detect at this time
Do not go out this local defect.
Absorptance: when measuring temperature at 10~30 DEG C, the absorptance of the transformer that do not make moist should in 1.3~2.0 ranges,
Dampness or insulating inner have the absorptance of the transformer of local defect close to 1.0, therefore can judge transformation according to absorptance
The defect situation of device.
Winding D.C. resistance: measurement winding D.C. resistance can check that welding or the quality of connection of winding leads, winding have
Situations such as no turn-to-turn open circuit or short circuit and the whether good contact of tap switch.
In one embodiment, oil gas state parameter may include one of following state parameter or any combination:
Ontology oil gas chromatographic is as a result, furfural content, tap switch oil pressure voltage.
The explanation of the meaning of partial electric state parameter is given below.
Ontology oil gas chromatographic result: ontology oil gas chromatographic is the one kind for judging transformer electrically and thermally failure
Effective method will be according to the history shape of equipment operation when judging equipment with the presence or absence of the severity of failure and its failure
Condition and design feature and external environmental factor carry out comprehensive descision.Various gas contents increase sharply in a short time, but have not exceeded
Demand value as defined in regulation, also can determine whether there is unusual condition inside equipment；Some transformers gas content base for some reason
It is worth higher, is more than demand value, but the not super demand value of rate of rise is still regarded as normal device.Therefore, gas production rate is judgement
Equipment is with the presence or absence of exception and the important means of fault severity level.
Furfural content: furfural content judges an indirect method of the insulation ag(e)ing degree of transformer, and transformer is with operation
Furfural content rises in the increase oil of time.But transformer oil is considered as when analyzing whether by processing, water content is low, leakproofness
Can it is good, running temperature is low, put into operation after the transformer older often in unloaded or light condition operation, furfural content is also very
It is low.Running temperature also has an impact to furfural content, and when analysis should comprehensively consider.
In one embodiment, unit status parameter may include one of following state parameter or any combination:
The state parameter of casing, the state parameter of gas relay, the state parameter of pressure relief valve, the state of explosion-proof vent
Parameter, the state parameter of temperature measuring equipment, the state parameter of off circuit tap changer, the state parameter of load ratio bridging switch are cooling
The state parameter of device, the state parameter of oil conservater, the state parameter of ontology, the state parameter of electrical secondary system, the state of valve
Parameter, performance parameter before putting into operation, operation duration parameter, short-circuit parameter, load parameter.
The explanation of the meaning of partial electric state parameter is given below.
The state parameter of casing may include: insulator surface damage, the instruction of oil filled bushing oil level, seal parameters, sleeve end
Son and lead Connecting quantity；
The state parameter of gas relay may include: gas relay secondary circuit parameter；
The state parameter of pressure relief valve may include: fuel injection passage parameter, secondary circuit parameter；
The state parameter of explosion-proof vent may include: explosion-proof film parameters；
The state parameter of off circuit tap changer may include: off circuit tap changer instruction device parameter；
The state parameter of load ratio bridging switch may include: load ratio bridging switch transmission mechanism parameter, load ratio bridging switch
Electric loop parameter, load ratio bridging switch pressure regulation parted hair display parameters, operating mechanism seal parameters,
The state parameter of cooling device may include: radiating condition parameter, fan motor and blade parameter；
The state parameter of oil conservater may include: respirator parameter, oil conservater capsule parameter；
The state parameter of ontology may include: oil temperature parameter, load parameter, sealed pressure dropout value, light and heavy gas ginseng
Number, oil level indicator parameter, noise and vibration parameters, ground connection and preset parameter；
The state parameter of electrical secondary system is to include: control cabinet parameter, terminal box parameter, wire casing parameter, secondary line parameter；
The state parameter of valve is to include: opened and closed positions parameter；
Short-circuit parameter is to include: short circuit current, short-circuit number, the accumulative parameter of short-circuit impact.
It in one embodiment, can be according to the corresponding defect level analysis mark of state parameter and state parameter of transformer
Standard, determines the defect level of the state parameter of transformer, and defect level analytical standard is used for true according to the state parameter of transformer
The fixed corresponding defect level of the state parameter, defect level can be indicated with score value, for example, for winding insulation resistance and inhaling
It receives than this electric state parameter, according to defect level analytical standard, when the electric state parameter are as follows: winding insulation resistance and suction
Receive than at insulation resistance (M Ω) >=5000, and insulate be not less than upper sub-value 90% when, which is
0 point.
When it is implemented, can determine transformer using statistical average method (Statistical average method)
The corresponding weight of state parameter, median average method are the phases assigned according to selected every expert to every evaluation index
Its arithmetic mean of instantaneous value, calculated average weight as indices are asked important coefficient respectively.Its basic step is:
The expert for determining existing practical work experience in transformer detection field, having sturdy theoretical basis again；
The state parameter of weight to be determined is submitted into every expert, and asks expert only under the premise of not by external interference
The vertical weight for providing each state parameter, proportion range can predefine, and such as 1~4；
Recycling expert opinion: by the data withdrawal of every expert, the average value of each state parameter weight is calculated separately；
If the expert opinion of the first round compares concentration, and the deviation of average value is within the scope of control, it can
The weight of each state parameter is determined with average value；
If first round expertise is more dispersed, the calculated result of the first round can be fed back to expert, and ask him
Provide oneself opinion again, until the weight of each state parameter and the deviation of its average value are no more than previously given standard
Until, that is, reach that every expertise is almost the same, could join the mean value of the weight of each state parameter as corresponding state
Several weights.
It is, of course, understood that being only for example above using statistical average method, transformation can also be determined using other
The mode of the corresponding weight of the state parameter of device, associated change example should all fall into protection scope of the present invention.
According to the defect level of state parameter and the corresponding weight of state parameter, the defect of the state parameter of transformer is determined
Grade may include:
Defect according to the defect level of state parameter and the corresponding weight of state parameter, after calculating the weighting of state parameter
Degree；
Table is determined according to the defect rank of state parameter, the corresponding defect of the defect level after determining the weighting of state parameter
Grade.
When it is implemented, by the defect level (defect level such as indicated with score value) of state parameter and the state parameter pair
The multiplied by weight answered, the defect level after obtaining the weighting of the state parameter；
Defect rank determine table for indicate each state parameter defect level and defect rank corresponding relationship, such as around
Group insulation resistance and this state parameter of absorptance, if the defect level after weighting is 0 point, by searching for defect rank confirmation
Table, its available corresponding defect rank are primary defect, show that the defect is smaller, transformer can continue to run.
According to the defect rank of the state parameter of transformer, the corresponding maintenance mode of the state parameter of transformer is determined, it can
To include:
The maintenance mode for obtaining transformer determines that table, the maintenance mode of transformer determine table for determining the state of transformer
Parameter is in the corresponding maintenance mode of each defect rank；
Table is determined according to the maintenance mode of transformer, determines the corresponding maintenance side of the defect rank of the state parameter of transformer
Formula.
For example, for winding insulation resistance and this parametric variable of absorptance, when its corresponding defect rank lacks for level-one
When falling into, the maintenance mode for searching transformer determines table, and obtaining corresponding maintenance mode is to continue to run.
In one embodiment, transformer may include 35kV oil-immersed transformer, 110kV gas transformer, 110kV oil immersion
Formula transformer and 220kV oil-immersed transformer, it is, of course, understood that the above transformer model is only distance, the present invention is real
Apply the transformer that example can also include other models.
A specific embodiment is given below, illustrates that Repair of Transformer mode proposed by the present invention determines specifically answering for method
With.
Firstly, obtaining the state parameter of transformer by the way of have a power failure test, live detection or on-line monitoring, then obtain
The corresponding defect level analytical standard of state parameter is taken, the electric state parameter that table 1 gives 35kV oil-immersed transformer is corresponding
Defect level analytical standard.
The corresponding defect level analytical standard of electric state parameter of 1 35kV oil-immersed transformer of table
Table 2 gives the corresponding defect level analytical standard of oil gas state parameter of 35kV oil-immersed transformer.
The corresponding defect level analytical standard of oil gas state parameter of 2 35kV oil-immersed transformer of table
Table 3 gives the corresponding defect level analytical standard of unit status parameter of 35kV oil-immersed transformer.
The corresponding defect level analytical standard of unit status parameter of 3 35kV oil-immersed transformer of table
The corresponding weight of state parameter of transformer is determined using statistical average method, table 4 is transformation in the embodiment of the present invention
The corresponding weight of the state parameter of device.
The corresponding weight of state parameter of transformer in 4 embodiment of the present invention of table
Defect according to the defect level of state parameter and the corresponding weight of state parameter, after calculating the weighting of state parameter
Degree；
Table is determined according to the defect rank of state parameter, the corresponding defect of the defect level after determining the weighting of state parameter
Grade.
Table 5 is that the defect rank of the state parameter of transformer in the embodiment of the present invention determines table (few examples).
The defect rank of the state parameter of transformer determines table (few examples) in 5 embodiment of the present invention of table
In table 5, primary defect is most slight defect, and Pyatyi defect is the defect of most serious.
Then the maintenance mode for obtaining transformer determines that table, the maintenance mode of transformer determine table for determining transformer
For state parameter in the corresponding maintenance mode of each defect rank, table 6 is the electricity of 35kV oil-immersed transformer in the embodiment of the present invention
The corresponding maintenance mode of gaseity parameter determines table.
The corresponding maintenance mode of electric state parameter of 35kV oil-immersed transformer determines table in 6 embodiment of the present invention of table
Table 7 is that the corresponding maintenance mode of oil gas state parameter of 35kV oil-immersed transformer in the embodiment of the present invention determines
Table.
The corresponding maintenance mode of oil gas state parameter of 35kV oil-immersed transformer determines table in 7 embodiment of the present invention of table
Table 8 is that the corresponding maintenance mode of unit status parameter of 35kV oil-immersed transformer in the embodiment of the present invention determines
Table.
The corresponding maintenance mode of unit status parameter of 35kV oil-immersed transformer determines table in 8 embodiment of the present invention of table
Table is determined according to the maintenance mode of transformer shown in table 6- table 8, can determine lacking for the state parameter of transformer
Fall into the corresponding maintenance mode of grade.
In embodiments of the present invention, the state parameter and the corresponding defect level analysis mark of state parameter of transformer are obtained
Standard, the state parameter of transformer include one of electric state parameter, oil gas state parameter and unit status parameter or any
Combination；According to the state parameter of transformer and the corresponding defect level analytical standard of state parameter, the state ginseng of transformer is determined
Several defect levels；Determine the corresponding weight of the state parameter of transformer；According to the defect level and state parameter of state parameter
Corresponding weight determines the defect rank of the state parameter of transformer；According to the defect rank of the state parameter of transformer, determine
The maintenance mode of transformer.The embodiment of the present invention can be directed to the different conditions parameter of transformer, determine its defect rank, then
According to the defect rank of the state parameter of transformer, the maintenance mode of transformer can be determined, and method is simple, above procedure is not
It needs to spend a large amount of human and material resources, has saved cost.
In addition, the maintenance mode that the embodiment of the present invention determines includes continuing to run, chance is looked for arrange retrial, short prerun week
Phase arranges retrial, should be arranged as soon as possible interruption maintenance, ascertain the reason, and is dried, and replaces the diversified forms such as transformer when necessary,
Therefore, the urgency level and repair method of maintenance are given, therefore, the problem of too frequent overhauls is avoided, improves transformation
The stable operation and availability of device.
Based on the same inventive concept, as follows the embodiment of the invention also provides a kind of Repair of Transformer mode determining device
Described in the implementation in face.Since these principles solved the problems, such as determine that method is similar to Repair of Transformer mode, the reality of device
The implementation for the method for may refer to is applied, place is repeated and is not repeating.
Fig. 2 is the structural schematic diagram of the Repair of Transformer mode determining device of the embodiment of the present invention, as shown in Fig. 2, the dress
It sets and includes:
Data acquisition module 201, the corresponding defect level analysis of state parameter and state parameter for obtaining transformer
Standard, the state parameter of transformer include one of electric state parameter, oil gas state parameter and unit status parameter or appoint
Meaning combination；
Defect level determining module 202, for the corresponding defect level of state parameter and state parameter according to transformer
Analytical standard determines the defect level of the state parameter of transformer；
Weight determination module 203, the corresponding weight of state parameter for determining transformer；
Defect rank determining module 204, for the corresponding weight of defect level and state parameter according to state parameter, really
Determine the defect rank of the state parameter of transformer；
Maintenance mode determining module 205 determines the inspection of transformer for the defect rank according to the state parameter of transformer
Repair mode.
In one embodiment, defect rank determining module 204 is specifically used for:
Defect according to the defect level of state parameter and the corresponding weight of state parameter, after calculating the weighting of state parameter
Degree；
Table is determined according to the defect rank of state parameter, the corresponding defect of the defect level after determining the weighting of state parameter
Grade
In one embodiment, maintenance mode determining module 205 is specifically used for:
The maintenance mode for obtaining transformer determines that table, the maintenance mode of transformer determine table for determining the state of transformer
Parameter is in the corresponding maintenance mode of each defect rank；
Table is determined according to the maintenance mode of transformer, determines the corresponding maintenance side of the defect rank of the state parameter of transformer
Formula.
In conclusion in embodiments of the present invention, obtaining the state parameter and the corresponding defect journey of state parameter of transformer
Spend analytical standard, the state parameter of transformer include electric state parameter, oil gas state parameter and unit status parameter wherein it
One or any combination；According to the state parameter of transformer and the corresponding defect level analytical standard of state parameter, transformer is determined
State parameter defect level；Determine the corresponding weight of the state parameter of transformer；According to the defect level of state parameter and
The corresponding weight of state parameter, determines the defect rank of the state parameter of transformer；According to the defect of the state parameter of transformer
Grade determines the maintenance mode of transformer.The embodiment of the present invention can be directed to the different conditions parameter of transformer, determine its defect
Grade can determine the maintenance mode of transformer then according to the defect rank of the state parameter of transformer, and method is simple,
Above procedure does not need to spend a large amount of human and material resources, has saved cost.
In addition, the maintenance mode that the embodiment of the present invention determines includes continuing to run, chance is looked for arrange retrial, short prerun week
Phase arranges retrial, should be arranged as soon as possible interruption maintenance, ascertain the reason, and is dried, and replaces the diversified forms such as transformer when necessary,
Therefore, the urgency level and repair method of maintenance are given, therefore, the problem of too frequent overhauls is avoided, improves transformation
The stable operation and availability of device.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
Describe in detail it is bright, it should be understood that the above is only a specific embodiment of the present invention, the guarantor being not intended to limit the present invention
Range is protected, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this
Within the protection scope of invention.
Claims (13)
1. a kind of Repair of Transformer mode determines method characterized by comprising
Obtain transformer state parameter and the corresponding defect level analytical standard of state parameter, the state parameter of transformer include
One of electric state parameter, oil gas state parameter and unit status parameter or any combination；
According to the state parameter of transformer and the corresponding defect level analytical standard of state parameter, the state parameter of transformer is determined
Defect level；
Determine the corresponding weight of the state parameter of transformer；
According to the defect level of state parameter and the corresponding weight of state parameter, the defect etc. of the state parameter of transformer is determined
Grade；
According to the defect rank of the state parameter of transformer, the maintenance mode of transformer is determined.
2. Repair of Transformer mode as described in claim 1 determines method, which is characterized in that obtain the state ginseng of transformer
Number, comprising:
The state parameter of transformer is obtained by the way of have a power failure test, live detection or on-line monitoring.
3. Repair of Transformer mode as described in claim 1 determines method, which is characterized in that according to the defect journey of state parameter
Weight corresponding with state parameter is spent, determines the defect rank of the state parameter of transformer, comprising:
Defect journey according to the defect level of state parameter and the corresponding weight of state parameter, after calculating the weighting of state parameter
Degree；
Table is determined according to the defect rank of state parameter, corresponding defect of the defect level after determining the weighting of state parameter etc.
Grade.
4. Repair of Transformer mode as described in claim 1 determines method, which is characterized in that according to the state parameter of transformer
Defect rank, determine the corresponding maintenance mode of the state parameter of transformer, comprising:
The maintenance mode for obtaining transformer determines that table, the maintenance mode of transformer determine table for determining the state parameter of transformer
In the corresponding maintenance mode of each defect rank；
Table is determined according to the maintenance mode of transformer, determines the corresponding maintenance mode of the defect rank of the state parameter of transformer.
5. Repair of Transformer mode as described in claim 1 determines method, which is characterized in that electric state parameter includes as follows
One of state parameter or any combination:
Winding insulation resistance and absorptance, winding leakage current, iron core, folder, punching bolt, folder, binding steel band, iron core,
Coil pressure ring and the insulation resistance of shielding, the dielectric dissipation factor of winding, winding D.C. resistance, load ratio bridging switch test knot
Fruit, major insulation, end shield insulation against ground, the main screen dielectric loss, capacitance of condenser bushing.
6. Repair of Transformer mode as described in claim 1 determines method, which is characterized in that oil gas state parameter includes as follows
One of state parameter or any combination:
Ontology oil gas chromatographic is as a result, furfural content, tap switch oil pressure voltage.
7. Repair of Transformer mode as described in claim 1 determines method, which is characterized in that unit status parameter includes as follows
One of state parameter or any combination:
The state parameter of casing, the state parameter of gas relay, the state parameter of pressure relief valve, the state ginseng of explosion-proof vent
Number, the state parameter of temperature measuring equipment, the state parameter of off circuit tap changer, the state parameter of load ratio bridging switch, cooling dress
The state parameter set, the state parameter of oil conservater, the state parameter of ontology, the state parameter of electrical secondary system, the state ginseng of valve
Number, performance parameter before putting into operation run time limit parameter, short-circuit parameter.
8. Repair of Transformer mode as described in any one of claim 1 to 7 determines method, which is characterized in that the transformer
Including 35kV oil-immersed transformer, 110kV gas transformer, 110kV oil-immersed transformer and 220kV oil-immersed transformer.
9. a kind of Repair of Transformer mode determining device characterized by comprising
Data acquisition module, the corresponding defect level analytical standard of state parameter and state parameter for obtaining transformer become
The state parameter of depressor includes one of electric state parameter, oil gas state parameter and unit status parameter or any combination；
Defect level determining module, for the corresponding defect level analysis mark of state parameter and state parameter according to transformer
Standard determines the defect level of the state parameter of transformer；
Weight determination module, the corresponding weight of state parameter for determining transformer；
Defect rank determining module determines transformation for the corresponding weight of defect level and state parameter according to state parameter
The defect rank of the state parameter of device；
Maintenance mode determining module determines the maintenance mode of transformer for the defect rank according to the state parameter of transformer.
10. Repair of Transformer mode determining device as claimed in claim 9, which is characterized in that defect rank determining module tool
Body is used for:
Defect journey according to the defect level of state parameter and the corresponding weight of state parameter, after calculating the weighting of state parameter
Degree；
Table is determined according to the defect rank of state parameter, corresponding defect of the defect level after determining the weighting of state parameter etc.
Grade.
11. Repair of Transformer mode determining device as claimed in claim 9, which is characterized in that maintenance mode determining module tool
Body is used for:
The maintenance mode for obtaining transformer determines that table, the maintenance mode of transformer determine table for determining the state parameter of transformer
In the corresponding maintenance mode of each defect rank；
Table is determined according to the maintenance mode of transformer, determines the corresponding maintenance mode of the defect rank of the state parameter of transformer.
12. a kind of computer equipment including memory, processor and stores the meter that can be run on a memory and on a processor
Calculation machine program, which is characterized in that the processor realizes any side of claim 1 to 8 when executing the computer program
Method.
13. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage has perform claim
It is required that the computer program of 1 to 8 any the method.
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| CN201811415990.XA CN109615093A (en) | 2018-11-26 | 2018-11-26 | Repair of Transformer mode determines method and device |
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| CN201811415990.XA CN109615093A (en) | 2018-11-26 | 2018-11-26 | Repair of Transformer mode determines method and device |
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| CN111509999A (en) * | 2020-03-13 | 2020-08-07 | 南方电网科学研究院有限责任公司 | Operation control method, device and medium for prolonging service life of defective tap changer |
| CN111766547A (en) * | 2020-07-13 | 2020-10-13 | 攀钢集团矿业有限公司 | Fault repair method, device, equipment and medium for high-voltage motor stator winding |
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