CN117768930A - Power equipment testing system and method based on wireless communication network - Google Patents
Power equipment testing system and method based on wireless communication network Download PDFInfo
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Abstract
The invention relates to the technical field of equipment test supervision. The power equipment testing system comprises a data acquisition module, a data analysis module, an equipment supervision module and an alarm reminding module; the data acquisition module is used for acquiring historical data information of equipment and equipment fault areas; the data analysis module is used for analyzing the probability of complementarily replacing the equipment areas and the grade score of the equipment areas, and regulating and controlling the areas through the probability of complementarily replacing the areas; the equipment supervision module is used for supervising the operation of equipment and realizing the regulation and control of the area; the alarm reminding module is used for carrying out alarm reminding when the equipment cannot normally operate after the area is regulated and controlled, and maintaining the fault area. According to the invention, when the equipment area fails, the equipment area is regulated and controlled, so that the reduction of the operation efficiency caused by the failure is avoided, and the energy utilization rate is improved.
Description
Technical Field
The invention relates to the technical field of equipment test supervision, in particular to a power equipment test system and method based on a wireless communication network.
Background
The power equipment test refers to the fact that the safety performance of the power equipment needs to be monitored and managed before the power equipment operates, and is mainly used for the purpose that various faults or potential safety hazards possibly occur in the operation process of the equipment, and if the faults or potential safety hazards are not found and solved in time, safety accidents possibly occur, and safety threats are caused for staff and enterprises; ensuring production safety, if equipment fails or potential safety hazards exist, normal production of enterprises can be influenced, and product quality and personnel safety of staff can be influenced.
Under the prior art, when the equipment has partial faults, the equipment is maintained, and the normal operation of the equipment can be influenced; and because the structure of the large-scale equipment is complicated, professional technicians and expensive maintenance tools are required for maintenance, thereby improving the maintenance cost and reducing the production efficiency.
Disclosure of Invention
The invention aims to provide a power equipment testing system and method based on a wireless communication network, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the power equipment testing method based on the wireless communication network specifically comprises the following steps:
s100, acquiring historical data information of equipment operation through a power equipment testing system, and analyzing association relations between areas in the equipment operation process through the historical data information of the equipment operation;
s200, analyzing the overall operation degree of the equipment affected by different areas in the equipment based on the historical data information of the equipment, and capturing fault areas in the operation process of the equipment through a supervision system;
s300, constructing an equipment operation safety monitoring model, and analyzing an operation safety value of the equipment through the equipment operation safety monitoring model; when the operation safety value is greater than or equal to a preset safety threshold value, marking the fault area, sending the marked area to a terminal system for storage, and waiting for a worker to overhaul the marked area, namely the fault area;
s400, when the operation safety value is lower than a preset safety threshold value, regulating and controlling the area; and when the running safety value of the regulated equipment is lower than a preset safety threshold value, carrying out alarm reminding.
Further, the specific method for analyzing the association relationship between the areas in the running process of the device through the historical data information of the running process of the device in S100 is as follows:
s201, directly connecting with a local area network of a workshop through a communication protocol of a numerical control system to obtain historical data information of equipment, wherein the historical data information of the equipment comprises data information generated in the running process of the equipment and basic information of the equipment; the method comprises the steps of randomly acquiring a historical fault area of equipment and an area which stops working due to the fault area based on historical data information of the equipment, and constructing an association relation; summarizing the association relationship to obtain an association relationship comparison table of the equipment area;
s202, randomly selecting historical data information of two associated areas according to an associated relation comparison table of the equipment area, generating a set of Wa and Wz respectively, and according to a formula: haz=K (Wa n Wz), calculating to obtain the association value between the arbitrarily selected two association areas, wherein Wa and Wz are respectively represented as data information generated by the two areas of the device in the operation process, and when the same elements in the two areas are more, the association value between the two areas is larger.
Further, the specific method for analyzing the overall influence degree of the different areas of the device in S200 is as follows:
s201, generating data of si areas of the equipment in the operation process based on the historical data information of the equipment, wherein the generating data are attribute characteristic data of materials generated by the equipment areas, si represents generating data of I spare areas of the equipment, i=1, 2 and 3..I, and I represents the number of the equipment areas; mapping the generated data of the device region into a space, and calculating to obtain a similar distance L= { [ (xi-xa) of the generated data of any two regions of the device by using a similarity formula 2 +(yi-ya) 2 ] 1/2 (x, y) and (x, y) are each represented as a coordinate system in which the generated data of the device region is mapped into space, a∈ {1, 2, 3..i } and a+.i; when the similar distance of data generated by any two areas of the device is smaller, the more the commonality between any two areas of the device is indicated;
s202, when L is less than or equal to L', indicating that the generation data similarity of the Ui and ua areas of the equipment is high, and taking the Ui and ua areas of the equipment as the areas of the equipment which can be mutually replaced and complemented; when L > L', indicating that the generated data similarity of the Ui and ua areas of the equipment is low, and enabling the Ui and ua areas of the equipment to be equipment areas which cannot be replaced with each other, wherein the Ui and ua are respectively indicated as an ith equipment area and an arbitrarily selected equipment area; l' is a preset similarity threshold; traversing the device areas to generate a device area complementary replacement set Uj, uj= { Uj1, uj2, uj3.. UjZ }, ujZ being represented by a jth Z-th area capable of complementary replacement in the device, z=1, 2, 3..z, Z being represented by the number of device areas of complementary replacement;
s203, forming a complementarily replaced equipment area set for the equipment area Ua, and extracting the number of areas associated with the equipment area Ua to obtain sets Ua and ma; according to the formula: pa=k1 [ K2/K (Ua) +ma ], calculating to obtain an influence value of the equipment area Ua on the equipment, and when the number of the equipment areas capable of complementarily replacing Ua is larger, indicating that the importance degree of the area Ua in the equipment is small; the smaller the number of areas of the device that can complementarily replace ua, the more important it is that the area ua is hardly replaced by other areas in the device; where K (Ua) is expressed as the number of elements in the set Ua, ma is expressed as the number of regions associated with the region Ua, and K1, K2 are expressed as weight ratios.
Further, the specific method for analyzing the operation safety value of the device through the device operation safety monitoring model in S300 is as follows:
s301, capturing a failure area in the running process of equipment by using a supervision system, obtaining that the number of areas with association relation with the failure area Uv is mv by using an association relation comparison table of the equipment area, wherein the influence degree of the failure area Uv on the whole running of the equipment is Pv=k1 [ K2/K (Uv) +mv ], wherein K (Uv) is expressed as the number of elements in the set Uv, and v=1, 2, 3..V and V are expressed as the number of failure areas in the running process of the equipment; building a device operation safety monitoring model:
calculating to obtain a safety value of equipment operation, wherein F is an equipment operation safety initial value, βv is the use frequency of a fault area, when the use frequency is lower, the safety value which represents that the fault area affects the equipment operation is smaller, hvn is the association value between the fault area uv and the association area, and n=1, 2, 3..N, N is the number of the association areas;
s302, when F is more than or equal to F', the fault area is indicated to not affect the normal operation of the equipment, so that the fault area is marked, the marked area is sent to a terminal system for storage, and a worker waits for overhauling the marked area, namely the fault area; when F < F', the fault area affects the normal operation of the equipment, so that the equipment area needs to be regulated and controlled in order not to affect the normal operation of the equipment.
Further, the specific method for controlling the device area in S400 is as follows:
s401, randomly selecting a fault area as Ur, obtaining Ur, ur= { Ur1, ur2, ur3.. UrZ } based on the equipment area complementary substitution set, and according to the formula: erz = (βrz×mz)/Prz, calculating to obtain the probability of being able to complementarily replace between the device areas, where βrz represents the utilization rate of the z-th complementarily replaced area of the fault area ur, mz represents the number of associated areas of the z-th complementarily replaced area, and prz represents the influence degree of the z-th complementarily replaced area on the overall operation of the device;
s402, inquiring the probability that the equipment area can be complementarily replaced, selecting the area with the largest complementation replacement probability to replace the fault area, and obtaining replaced areas ug, g=1, 2 and 3. G=v; according to the formula:
calculating a regulated safety value of the operation of the equipment, wherein βg is expressed as the use frequency of a complementary replacement area, pg is expressed as the influence degree of the complementary replacement area ug on the whole operation of the equipment, and Hnv is expressed as the association value between a fault area ug and an association area;
s403, when F 'is not less than or equal to F', indicating that the fault area does not affect the normal operation of the equipment, marking the fault area, sending the marked area to a terminal system for storage, and waiting for a worker to overhaul the marked area, namely the fault area; when F '< F', the normal operation of the equipment still cannot be ensured after the regional regulation and control, so that the alarm reminding is needed to be carried out, and the fault region is maintained.
The power equipment testing system based on the wireless communication network comprises a data acquisition module, a data analysis module, an equipment supervision module and an alarm reminding module; the output end of the data acquisition module is connected with the input end of the data analysis module, the output end of the data analysis module is connected with the input end of the equipment supervision module, and the output end of the equipment supervision module is connected with the input end of the alarm reminding module; the data acquisition module is used for acquiring historical data information of equipment and equipment fault areas; the data analysis module is used for analyzing the probability of complementarily replacing the equipment areas and the grade score of the equipment areas, and regulating and controlling the areas through the probability of complementarily replacing the areas; the equipment supervision module is used for supervising the operation of equipment and realizing the regulation and control of the area; the alarm reminding module is used for carrying out alarm reminding when the equipment cannot normally operate after the area is regulated and controlled, and maintaining the fault area.
Further, the data acquisition module comprises a historical data information acquisition unit and a fault area acquisition unit; the historical data information acquisition unit is used for directly connecting with a local area network of a workshop through a communication protocol of the numerical control system to acquire historical data information of equipment, wherein the historical data information of the equipment comprises data information generated in the running process of the equipment and basic information of the equipment; the fault region acquisition unit captures a fault region in the running process of the equipment through the supervision system.
Further, the data analysis module comprises a region association value analysis unit, a replacement probability analysis unit and a region grade score evaluation unit; the area association value analysis unit is used for selecting historical data information of two association areas according to the association relation comparison table of the equipment area and analyzing association values between the two association areas; the replacement probability analysis unit is used for analyzing the probability of complementary replacement between the equipment areas; the regional grade score evaluation unit evaluates the regional grade score according to the number of elements in the equipment regional complementary replacement set and the number of associated regions.
Further, the equipment supervision module comprises an equipment operation safety monitoring model and an area regulation and control unit; the equipment operation safety monitoring model is used for monitoring the operation of equipment by analyzing the equipment operation safety value; the region regulation and control unit regulates and controls the region when the fault region influences the normal operation of the equipment.
Further, the alarm reminding module comprises a decision unit and an alarm reminding unit; the decision unit makes a decision on alarm reminding or regional regulation; the alarm reminding unit is used for carrying out alarm reminding when the equipment cannot normally operate after the area is regulated and controlled, and maintaining the fault area.
Compared with the prior art, the invention has the following beneficial effects: according to the method, the association values among the equipment areas are analyzed, the equipment operation safety value is analyzed when the equipment areas are in failure, when the operation safety value is greater than or equal to a preset safety threshold value, the failure areas are marked, the marked areas are sent to a terminal system for storage, and the staff wait for overhauling the marked areas, namely the failure areas; when the operation safety value is lower than a preset safety threshold value, analyzing the probability of complementary replacement between the areas, and regulating and controlling the areas; when the running safety value of the regulated equipment is lower than a preset safety threshold value, alarming and reminding are carried out; the reduction of the operation efficiency caused by the fact that the equipment is stopped and overhauled due to regional faults is avoided, and therefore the energy utilization rate is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
fig. 1 is a schematic structural diagram of a power equipment testing system based on a wireless communication network according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present invention provides the following technical solutions: the power equipment testing method based on the wireless communication network specifically comprises the following steps:
s100, acquiring historical data information of equipment operation through a power equipment testing system, and analyzing association relations between areas in the equipment operation process through the historical data information of the equipment operation;
s200, analyzing the overall operation degree of the equipment affected by different areas in the equipment based on the historical data information of the equipment, and capturing fault areas in the operation process of the equipment through a supervision system;
s300, constructing an equipment operation safety monitoring model, and analyzing an operation safety value of the equipment through the equipment operation safety monitoring model; when the operation safety value is greater than or equal to a preset safety threshold value, marking the fault area, sending the marked area to a terminal system for storage, and waiting for a worker to overhaul the marked area, namely the fault area;
s400, when the operation safety value is lower than a preset safety threshold value, regulating and controlling the area; and when the running safety value of the regulated equipment is lower than a preset safety threshold value, carrying out alarm reminding.
Further, the specific method for analyzing the association relationship between the areas in the running process of the device through the historical data information of the running process of the device in S100 is as follows:
s201, directly connecting with a local area network of a workshop through a communication protocol of a numerical control system to obtain historical data information of equipment, wherein the historical data information of the equipment comprises data information generated in the running process of the equipment and basic information of the equipment; the method comprises the steps of randomly acquiring a historical fault area of equipment and an area which stops working due to the fault area based on historical data information of the equipment, and constructing an association relation; summarizing the association relationship to obtain an association relationship comparison table of the equipment area;
s202, randomly selecting historical data information of two associated areas according to an associated relation comparison table of the equipment area, generating a set of Wa and Wz respectively, and according to a formula: haz=K (Wa n Wz), and calculating the association value between the arbitrarily selected two association areas.
Further, the specific method for analyzing the overall influence degree of the different areas of the device in S200 is as follows:
s201, generating data of si areas of the equipment in the operation process based on the historical data information of the equipment, wherein the generating data are attribute characteristic data of materials generated by the equipment areas, si represents generating data of I spare areas of the equipment, i=1, 2 and 3..I, and I represents the number of the equipment areas; mapping the generated data of the device region into a space, and calculating to obtain a similar distance L= { [ (xi-xa) of the generated data of any two regions of the device by using a similarity formula 2 +(yi-ya) 2 ] 1/2 (x, y) and (x, y) are each represented as a coordinate system in which the generated data of the device region is mapped into space, a∈ {1, 2, 3..i } and a+.i; when the similar distance of data generated by any two areas of the device is smaller, the more the commonality between any two areas of the device is indicated;
s202, when L is less than or equal to L', indicating that the generation data similarity of the Ui and ua areas of the equipment is high, and taking the Ui and ua areas of the equipment as the areas of the equipment which can be mutually replaced and complemented; when L > L', indicating that the generated data similarity of the Ui and ua areas of the equipment is low, and enabling the Ui and ua areas of the equipment to be equipment areas which cannot be replaced with each other, wherein the Ui and ua are respectively indicated as an ith equipment area and an arbitrarily selected equipment area; l' is a preset similarity threshold; traversing the device areas to generate a device area complementary replacement set Uj, uj= { Uj1, uj2, uj3.. UjZ }, ujZ being represented by a jth Z-th area capable of complementary replacement in the device, z=1, 2, 3..z, Z being represented by the number of device areas of complementary replacement;
s203, forming a complementarily replaced equipment area set for the equipment area Ua, and extracting the number of areas associated with the equipment area Ua to obtain sets Ua and ma; according to the formula: pa=k1 [ K2/K (Ua) +ma ], calculating to obtain an influence value of the equipment area Ua on the equipment, and when the number of the equipment areas capable of complementarily replacing Ua is larger, indicating that the importance degree of the area Ua in the equipment is small; the smaller the number of areas of the device that can complementarily replace ua, the more important it is that the area ua is hardly replaced by other areas in the device; where K (Ua) is expressed as the number of elements in the set Ua, ma is expressed as the number of regions associated with the region Ua, and K1, K2 are expressed as weight ratios.
Further, the specific method for analyzing the operation safety value of the device through the device operation safety monitoring model in S300 is as follows:
s301, capturing a failure area in the running process of equipment by using a supervision system, obtaining that the number of areas with association relation with the failure area Uv is mv by using an association relation comparison table of the equipment area, wherein the influence degree of the failure area Uv on the whole running of the equipment is Pv=k1 [ K2/K (Uv) +mv ], wherein K (Uv) is expressed as the number of elements in the set Uv, and v=1, 2, 3..V and V are expressed as the number of failure areas in the running process of the equipment; building a device operation safety monitoring model:
calculating to obtain a safety value of equipment operation, wherein F is an equipment operation safety initial value, βv is the use frequency of a fault area, when the use frequency is lower, the safety value which represents that the fault area affects the equipment operation is smaller, hvn is the association value between the fault area uv and the association area, and n=1, 2, 3..N, N is the number of the association areas;
s302, when F is more than or equal to F', the fault area is indicated to not affect the normal operation of the equipment, so that the fault area is marked, the marked area is sent to a terminal system for storage, and a worker waits for overhauling the marked area, namely the fault area; when F < F', the fault area affects the normal operation of the equipment, so that the equipment area needs to be regulated and controlled in order not to affect the normal operation of the equipment.
Further, the specific method for controlling the device area in S400 is as follows:
s401, randomly selecting a fault area as Ur, obtaining Ur, ur= { Ur1, ur2, ur3.. UrZ } based on the equipment area complementary substitution set, and according to the formula: erz = (βrz×mz)/Prz, calculating to obtain the probability of being able to complementarily replace between the device areas, where βrz represents the utilization rate of the z-th complementarily replaced area of the fault area ur, mz represents the number of associated areas of the z-th complementarily replaced area, and prz represents the influence degree of the z-th complementarily replaced area on the overall operation of the device;
s402, inquiring the probability that the equipment area can be complementarily replaced, selecting the area with the largest complementation replacement probability to replace the fault area, and obtaining replaced areas ug, g=1, 2 and 3. G=v; according to the formula:
calculating a regulated safety value of the operation of the equipment, wherein βg is expressed as the use frequency of a complementary replacement area, pg is expressed as the influence degree of the complementary replacement area ug on the whole operation of the equipment, and Hnv is expressed as the association value between a fault area ug and an association area;
s403, when F 'is not less than or equal to F', indicating that the fault area does not affect the normal operation of the equipment, marking the fault area, sending the marked area to a terminal system for storage, and waiting for a worker to overhaul the marked area, namely the fault area; when F '< F', the normal operation of the equipment still cannot be ensured after the regional regulation and control, so that the alarm reminding is needed to be carried out, and the fault region is maintained.
The power equipment testing system based on the wireless communication network comprises a data acquisition module, a data analysis module, an equipment supervision module and an alarm reminding module; the output end of the data acquisition module is connected with the input end of the data analysis module, the output end of the data analysis module is connected with the input end of the equipment supervision module, and the output end of the equipment supervision module is connected with the input end of the alarm reminding module; the data acquisition module is used for acquiring historical data information of equipment and equipment fault areas; the data analysis module is used for analyzing the probability of complementarily replacing the equipment areas and the grade score of the equipment areas, and regulating and controlling the areas through the probability of complementarily replacing the areas; the equipment supervision module is used for supervising the operation of equipment and realizing the regulation and control of the area; the alarm reminding module is used for carrying out alarm reminding when the equipment cannot normally operate after the area is regulated and controlled, and maintaining the fault area.
Further, the data acquisition module comprises a historical data information acquisition unit and a fault area acquisition unit; the historical data information acquisition unit is used for directly connecting with a local area network of a workshop through a communication protocol of the numerical control system to acquire historical data information of equipment, wherein the historical data information of the equipment comprises data information generated in the running process of the equipment and basic information of the equipment; the fault region acquisition unit captures a fault region in the running process of the equipment through the supervision system.
Further, the data analysis module comprises a region association value analysis unit, a replacement probability analysis unit and a region grade score evaluation unit; the area association value analysis unit is used for selecting historical data information of two association areas according to the association relation comparison table of the equipment area and analyzing association values between the two association areas; the replacement probability analysis unit is used for analyzing the probability of complementary replacement between the equipment areas; the regional grade score evaluation unit evaluates the regional grade score according to the number of elements in the equipment regional complementary replacement set and the number of associated regions.
Further, the equipment supervision module comprises an equipment operation safety monitoring model and an area regulation and control unit; the equipment operation safety monitoring model is used for monitoring the operation of equipment by analyzing the equipment operation safety value; the region regulation and control unit regulates and controls the region when the fault region influences the normal operation of the equipment.
Further, the alarm reminding module comprises a decision unit and an alarm reminding unit; the decision unit makes a decision on alarm reminding or regional regulation; the alarm reminding unit is used for carrying out alarm reminding when the equipment cannot normally operate after the area is regulated and controlled, and maintaining the fault area.
In this embodiment:
capturing a fault area in the running process of the equipment as Uv through a supervision system, and forming a complementary replacement area set with the equipment area Uv as Uv, wherein uv= { Uv1, uv2, uv3. }; obtaining the number of areas with association relation with the fault area Uv from the association relation comparison table of the equipment areas, wherein the number of areas with association relation with the fault area Uv is mv= {6, 4 and 8..degree, the influence degree of the fault area Uv on the integral operation of the equipment is pv=k1 [ K2/K (Uv) +mv ] =0.2 [10/K (Uv) +mv ] = {1.25, 1.4 and 2.14..degree, and constructing an equipment operation safety monitoring model:
f=71+_f' =70, which indicates that the fault area does not affect the normal operation of the device, marks the fault area, sends the marked area to the terminal system for storage, and waits for the staff to overhaul the marked area, i.e. the fault area.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The power equipment testing method based on the wireless communication network is characterized by comprising the following steps of: the power equipment testing method specifically comprises the following steps:
s100, acquiring historical data information of equipment operation through a power equipment testing system, and analyzing association values among equipment areas through the historical data information of the equipment operation;
s200, analyzing the overall operation degree of the equipment affected by different areas in the equipment based on the historical data information of the equipment, and capturing fault areas in the operation process of the equipment through a supervision system;
s300, constructing an equipment operation safety monitoring model, and analyzing an operation safety value of the equipment through the equipment operation safety monitoring model; when the operation safety value is greater than or equal to a preset safety threshold value, marking the fault area, sending the marked area to a terminal system for storage, and waiting for a worker to overhaul the marked area, namely the fault area;
s400, when the operation safety value is lower than a preset safety threshold value, regulating and controlling the area; and when the running safety value of the regulated equipment is lower than a preset safety threshold value, carrying out alarm reminding.
2. The method for testing power equipment based on a wireless communication network according to claim 1, wherein: the specific method for analyzing the association value between the device areas according to the historical data information of the device operation in S100 is as follows:
s201, acquiring historical data information of equipment, wherein the historical data information of the equipment comprises data information generated in the running process of the equipment and basic information of the equipment; the method comprises the steps of randomly acquiring a historical fault area of equipment and an area which stops working due to the fault area based on historical data information of the equipment, and constructing an association relation; summarizing the association relationship to obtain an association relationship comparison table of the equipment area;
s202, randomly selecting historical data information of two associated areas according to an associated relation comparison table of the equipment area, generating a set of Wa and Wz respectively, and according to a formula: haz=K (Wa. U. Wz), which is calculated as the association value between the arbitrarily chosen two association areas, is expressed as the amount of information containing the same data between the sets Wa and Wz.
3. The wireless communication network-based power equipment testing method according to claim 2, wherein: the specific method for analyzing the overall influence degree of the different areas of the device in S200 is as follows:
s201, generating data of si areas of the equipment in the running process based on the historical data information of the equipment, wherein si represents generating data of an I-th standby area of the equipment, and i=1, 2 and 3..I represents the number of the equipment areas; mapping the generated data of the equipment area into space, and calculating by using a similarity formula to obtain the equipmentSimilar distance L= { [ (xi-xa) of data generated by preparing any two regions 2 +(yi-ya) 2 ] 1/2 (x, y) and (x, y) are each represented as a coordinate system in which the generated data of the device region is mapped into space, a∈ {1, 2, 3..i } and a+.i;
s202, when L is less than or equal to L', using the device areas Ui and ua as the device areas which can be mutually replaced and complemented; when L > L', the device areas Ui and ua are device areas which cannot be replaced with each other, and the Ui and ua are respectively represented as an ith device area and an arbitrarily selected device area; l' is a preset similarity threshold; traversing the device areas to generate a device area complementary replacement set Uj, uj= { Uj1, uj2, uj3.. UjZ }, ujZ being represented by a jth Z-th area capable of complementary replacement in the device, z=1, 2, 3..z, Z being represented by the number of device areas of complementary replacement;
s203, forming a complementarily replaced equipment area set for the equipment area Ua, and extracting the number of areas associated with the equipment area Ua to obtain sets Ua and ma; according to the formula: pa=k1 [ K2/K (Ua) +ma ], and calculating to obtain an influence value of the device area Ua on the device, wherein K (Ua) is represented as the number of elements in the set Ua, ma is represented as the number of areas associated with the area Ua, and K1 and K2 are represented as weight ratios.
4. The wireless communication network-based power equipment testing method according to claim 3, wherein: the specific method for analyzing the operation safety value of the equipment through the equipment operation safety monitoring model in the S300 is as follows:
s301, capturing a failure area in the running process of equipment by using a supervision system, obtaining that the number of areas with association relation with the failure area Uv is mv by using an association relation comparison table of the equipment area, wherein the influence degree of the failure area Uv on the whole running of the equipment is Pv=k1 [ K2/K (Uv) +mv ], wherein K (Uv) is expressed as the number of elements in the set Uv, and v=1, 2, 3..V and V are expressed as the number of failure areas in the running process of the equipment; building a device operation safety monitoring model:
calculating a safety value F of equipment operation, wherein F is an equipment operation safety initial value, βv is represented as the use frequency of a fault area, hvn is represented as an association value between the fault area uv and an association area, and n=1, 2 and 3..N, N is represented as the number of the association areas;
s302, when F is more than or equal to F', marking the fault area, sending the marked area to a terminal system for storage, and waiting for a worker to overhaul the marked area, namely the fault area; when F is less than F', regulating and controlling the equipment area; f' is denoted as a preset safety threshold.
5. The method for testing power equipment based on a wireless communication network according to claim 4, wherein: the specific method for regulating and controlling the equipment area in the step S400 is as follows:
s401, randomly selecting a fault area as Ur, obtaining Ur, ur= { Ur1, ur2, ur3.. UrZ } based on the equipment area complementary substitution set, and according to the formula: erz = (βrz×mz)/Prz, calculating to obtain the probability of being able to complementarily replace between the device areas, where βrz represents the utilization rate of the z-th complementarily replaced area of the fault area ur, mz represents the number of associated areas of the z-th complementarily replaced area, and prz represents the influence degree of the z-th complementarily replaced area on the overall operation of the device;
s402, inquiring the probability that the equipment area can be complementarily replaced, selecting the area with the largest complementation replacement probability to replace the fault area, and obtaining replaced areas ug, g=1, 2 and 3. G=v; according to the formula:
calculating a regulated safety value f' of the equipment operation, wherein βg is expressed as the use frequency of a complementary replacement area, pg is expressed as the influence degree of the complementary replacement area ug on the whole operation of the equipment, and Hnv is expressed as the association value between a fault area ug and an association area;
s403, when F 'is not less than F', marking the fault area, sending the marked area to a terminal system for storage, and waiting for a worker to overhaul the marked area, namely the fault area; and when F '< F', carrying out alarm reminding, and maintaining the fault area.
6. Power equipment test system based on wireless communication network, its characterized in that: the power equipment testing system comprises a data acquisition module, a data analysis module, an equipment supervision module and an alarm reminding module; the output end of the data acquisition module is connected with the input end of the data analysis module, the output end of the data analysis module is connected with the input end of the equipment supervision module, and the output end of the equipment supervision module is connected with the input end of the alarm reminding module; the data acquisition module is used for acquiring historical data information of equipment and equipment fault areas; the data analysis module is used for analyzing the probability of complementarily replacing the equipment areas and the grade score of the equipment areas; the equipment supervision module is used for supervising the operation of equipment and realizing the regulation and control of the area; the alarm reminding module is used for carrying out alarm reminding when the equipment cannot normally operate after the area is regulated and controlled, and maintaining the fault area.
7. The wireless communication network-based power equipment testing system of claim 6, wherein: the data acquisition module comprises a historical data information acquisition unit and a fault area acquisition unit; the historical data information acquisition unit is used for acquiring the historical data information of the equipment, wherein the historical data information of the equipment comprises data information generated in the running process of the equipment and basic information of the equipment; the fault region acquisition unit captures a fault region in the running process of the equipment through the supervision system.
8. The wireless communication network-based power equipment testing system of claim 7, wherein: the data analysis module comprises a region association value analysis unit, a replacement probability analysis unit and a region grade score evaluation unit; the area association value analysis unit is used for selecting historical data information of two association areas according to the association relation comparison table of the equipment area and analyzing association values between the two association areas; the replacement probability analysis unit is used for analyzing the probability of complementary replacement between the equipment areas; the regional grade score evaluation unit evaluates the regional grade score according to the number of elements in the equipment regional complementary replacement set and the number of associated regions.
9. The wireless communication network-based power equipment testing system of claim 8, wherein: the equipment supervision module comprises an equipment operation safety monitoring model and an area regulation and control unit; the equipment operation safety monitoring model is used for monitoring the operation of equipment by analyzing the equipment operation safety value; the region regulation and control unit regulates and controls the region when the fault region influences the normal operation of the equipment.
10. The wireless communication network-based power equipment testing system of claim 9, wherein: the alarm reminding module comprises a decision unit and an alarm reminding unit; the decision unit makes a decision on alarm reminding or regional regulation; the alarm reminding unit is used for carrying out alarm reminding when the equipment cannot normally operate after the area is regulated and controlled, and maintaining the fault area.
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