Equipment overhaul and maintenance method and system based on RCM

Abstract

The invention relates to the technical field of equipment maintenance management, and discloses an RCM-based equipment repair and maintenance method and system, and the system comprises an equipment maintenance case cloud library search module, an equipment maintenance scheme analysis module, and an equipment maintenance scheme feedback module. Equipment overhaul and maintenance practical operation information autonomous analysis is carried out based on the essential working time, the travelled distance parameters and the specific equipment overhaul case cloud library object parameters of the equipment through a data search algorithm, and overhaul and maintenance practical operation data with the same running time and the same travelled distance as the overhaul and maintenance equipment are intelligently searched out; based on data statistics, overhaul and maintenance practical operation information with the maximum usage amount and the same running time and mileage as overhaul and maintenance equipment is efficiently and scientifically counted, the current optimal overhaul and maintenance scheme of the equipment is scientifically constructed, and the universality and scientificity of the overhaul and maintenance scheme of the equipment are guaranteed.

Description

Technical Field

[0001] The present invention relates to the technical field of equipment maintenance management, and in particular to an equipment inspection and maintenance method and system based on RCM. Background Art

[0002] Equipment maintenance is a combination of equipment repair and maintenance. In order to prevent equipment performance degradation or reduce the probability of equipment failure, technical management measures are carried out according to pre-determined plans or the provisions of corresponding technical conditions. Equipment maintenance includes post-maintenance, preventive maintenance and reliability-based maintenance RCM; among them, RCM-based equipment maintenance has outstanding advantages in reducing equipment failure rate and economy; however, the existing RCM-based equipment inspection and maintenance plans are basically summaries of empirical cases in various industries, which are not universal and the equipment inspection and maintenance plans are updated lagging behind. It is impossible to scientifically formulate the current best inspection and maintenance plan that meets the actual working conditions based on equipment feature information, which reduces the effect of equipment inspection and maintenance.

[0003] The Chinese invention patent application with the publication number CN118428923A discloses a method for formulating maintenance strategies for thermal power plants based on RCM, which helps to determine the weak links of equipment, status evaluation and assessment, logical decision analysis, maintenance decision, post-evaluation and continuous improvement through information collection, structural function analysis, failure mode and impact analysis, and evaluates and analyzes them, and takes measures to continuously improve and enhance them based on the evaluation results. The above technical solutions are only applicable to the maintenance of thermal power plants, and cannot formulate the best maintenance strategy for thermal power plants, which reduces the maintenance effect of thermal power plants. Summary of the invention

[0004] 1. Technical issues to be resolved In order to solve the problem that the existing RCM-based equipment inspection and maintenance solutions are basically summaries of empirical cases in various industries, are not universal, and the equipment inspection and maintenance solutions are updated lagging behind, and cannot be scientifically formulated based on equipment feature information for the current best inspection and maintenance solution under actual working conditions, which reduces the effect of equipment inspection and maintenance, the above-mentioned precise collection of equipment factory feature information and equipment usage condition information, scientific matching of the same equipment inspection and maintenance case cloud library, accurate collection of equipment actual working time parameters and equipment mileage parameters, intelligent screening of the same equipment inspection and maintenance practical information, efficient statistics of the same equipment inspection and maintenance practical methods usage, and scientific formulation of the current best inspection and maintenance solution for the same equipment are achieved, so as to achieve the universality and scientific nature of equipment inspection and maintenance management.

[0005] (II) Technical solution The present invention is implemented by the following technical solution: an equipment inspection and maintenance method based on RCM, the method comprising the following steps: S1. Collecting equipment factory feature text data and equipment usage feature text data; S2. Search and process the cloud library objects of the maintenance cases of the same equipment based on the factory delivery and usage condition characteristic information of the equipment and the cloud library object data of the maintenance cases of the equipment, and generate the cloud library object data of the maintenance cases of the specific equipment; S3, collecting data on the actual working time of the equipment and the mileage of the equipment; S4, based on the actual working time and mileage parameters of the equipment and the cloud library object data of the specific equipment maintenance case, analyze and process the maintenance operation information of the same equipment to generate the specific equipment maintenance operation data; S5. Performing statistical processing on the usage frequency of equipment maintenance and overhaul operation information according to the specific equipment maintenance and overhaul operation data and the specific equipment maintenance case cloud library object data to generate specific equipment maintenance and overhaul operation method usage data; S6. Analyze and process the current best maintenance plan for the specific equipment based on the specific equipment maintenance operation data and the specific equipment maintenance operation method usage data, and generate the current best maintenance plan data for the specific equipment; S7. Build equipment inspection and maintenance result data and push feedback to the equipment maintenance control center.

[0006] Preferably, the operation steps of collecting the equipment factory characteristic text data and the equipment use condition characteristic text data are as follows: S11. Collect the factory text information of the equipment to be repaired and maintained online through the information collection dialog box and generate the factory feature text data of the equipment The equipment factory feature text data includes equipment name text data, equipment specification model text data, equipment brand text data and equipment factory time point text data; Collect the current actual working condition text information of the equipment to be repaired and maintained online through the information collection dialog box and generate the equipment working condition characteristic text data The equipment usage condition characteristic text data includes temperature text data, humidity text data, pressure text data, vibration text data, speed text data, load text data, light intensity text data and dust concentration text data.

[0007] Preferably, the operation steps of searching and processing the cloud library object of the same equipment maintenance case based on the factory and operating condition characteristic information of the equipment and the cloud library object data of the equipment maintenance case to generate the cloud library object data of the specific equipment maintenance case are as follows: S21. Establishing equipment inspection and maintenance case cloud library object data set , ;in Indicates The equipment inspection and maintenance case cloud library object data corresponding to the equipment factory information and operating condition information, Indicates the maximum number of combined types of equipment factory information and operating condition information; , ; Represents equipment inspection and maintenance case cloud library object data Middle A collection of equipment inspection and maintenance practical data corresponding to the equipment operation time and mileage. Indicates the maximum value of the number of types of combinations of equipment running time length and mileage; the equipment overhaul and maintenance case cloud library object data includes equipment overhaul and maintenance operation information and the number of times the equipment overhaul and maintenance operation information is used; the equipment overhaul and maintenance operation data includes equipment overhaul and maintenance parts information, parts failure information and parts failure processing information; S22, the factory feature text data of the device , the equipment usage characteristic text data The equipment maintenance case cloud library object data collection Equipment maintenance case cloud library object data described in According to the keyword matching of equipment factory information and equipment operating condition information, search for the text data with the equipment factory characteristics , the equipment usage characteristic text data Matching equipment maintenance case cloud library object data And generate specific equipment maintenance case cloud library object data through data identification ,in Indicates A collection of specific equipment maintenance and repair operation data corresponding to the equipment operation time and mileage; generate specific equipment maintenance case cloud library object data The specific steps are as follows: S221, setting the equipment maintenance case cloud library object data is the current solution, let , that is, the equipment maintenance case cloud library object data set Set the initial temperature for annealing in the search space , randomly generate an initial solution , that is, randomly in the equipment maintenance case cloud library object data set Search the search space to find the text data related to the factory characteristics of the device , the equipment usage characteristic text data Matching equipment maintenance case cloud library object data , and calculate the corresponding objective function value of the initial solution ; S222: Generate the equipment maintenance case cloud library object data New interpretation and equipment maintenance case cloud library object data The difference of the current solution is based on the equipment maintenance case cloud library object data For the current solution Perform disturbance and search for the factory feature text data of the device , the equipment usage characteristic text data Matching equipment maintenance case cloud library object data New interpretation , calculate the objective function value of the current solution And the objective function value of the new solution , and obtain the objective function variation ; S223: Determine the equipment maintenance case cloud library object data Whether the new solution is accepted, if the objective function changes <0, then the equipment maintenance case cloud library object data New interpretation is accepted; if the objective function changes ≥0, then the equipment maintenance case cloud library object data New interpretation Accepted with the following probability, represents the current temperature; the probability formula is ,in Indicates the current temperature. Represents a random function with values ​​in the range (0, 1); S224, when the equipment maintenance case cloud library object data When the new solution is accepted, the equipment maintenance case cloud library object data New interpretation Treated as the equipment maintenance case cloud library object data Current solution; S225, loop through step S221 to step S224, at the temperature Under the condition, repeat The perturbation and acceptance process is repeated, and then the next step is executed; S226, finally find the global optimal solution: judgment Has the termination temperature been reached? If yes, the algorithm is terminated and the factory feature text data of the device is output. , the equipment usage characteristic text data The most matching equipment maintenance case cloud library object data ; If not, go to loop step S225 to continue execution; S227: Output the equipment inspection and maintenance case cloud library object data in step S226 Generate specific equipment maintenance case cloud library object data through data identification .

[0008] Preferably, the operation steps of collecting the data of the actual working time length of the equipment and the data of the equipment mileage are as follows: S31, when the specific equipment maintenance case cloud library object data When the generation is completed, the operating time of the maintenance equipment under the current actual working conditions is collected online through the information collection dialog box, and the actual working time length data of the equipment is generated. ,in The unit is hours; Use the information collection dialog box to collect the mileage of maintenance equipment under the current actual working conditions online and generate equipment mileage data ,in The unit is kilometers.

[0009] Preferably, the operation steps of analyzing and processing the actual operation information of the same equipment based on the actual working time and mileage parameters of the equipment and the cloud library object data of the specific equipment maintenance case to generate the actual operation data of the specific equipment maintenance are as follows: S41, using the BERT language model to calculate the actual working time length data of the device , the mileage data of the device The cloud library object data related to the specific equipment maintenance case A collection of practical data on the maintenance and repair of specific equipment described in According to the keyword matching of actual working time information and mileage information, search for the data of the actual working time length of the equipment , the mileage data of the device Matching data set of the specific equipment maintenance and repair operations And generate specific equipment maintenance and repair practical data sets through data identification , ;in Indicates Specific equipment maintenance and repair practical data, Indicates the maximum number of specific equipment maintenance operation information.

[0010] Preferably, the operation steps of performing a statistical processing on the usage frequency of the equipment maintenance and overhaul operation information according to the specific equipment maintenance and overhaul operation data and the specific equipment maintenance case cloud library object data to generate the usage data of the specific equipment maintenance and overhaul operation method are as follows: S51, obtaining the specific equipment maintenance case cloud library object data and the specific equipment maintenance and repair practical data set ; S52, using a depth-first search algorithm to search the specific equipment maintenance case cloud library object data According to the equipment maintenance and operation information characters, the specific equipment maintenance and operation data set is searched in order. Specific equipment maintenance and repair practical data described in to The number of times it is used is used and a specific equipment maintenance and repair method usage data set is generated through data identification ,in Indicates the actual operation data of the specific equipment inspection and maintenance Corresponding usage data of practical methods for specific equipment inspection and maintenance.

[0011] Preferably, the current best maintenance plan for the specific equipment is analyzed and processed based on the specific equipment maintenance operation data and the specific equipment maintenance operation method usage data, and the operation steps for generating the current best maintenance plan data for the specific equipment are as follows: S61. Data collection of usage of the practical operation method for the specific equipment maintenance Usage data of specific equipment maintenance and repair practical methods described in Perform usage value analysis to search for the usage data of the specific equipment maintenance and repair method with the largest value. And generate the maximum usage data of specific equipment maintenance and repair practical methods through data representation ; S62, the maximum usage data of the specific equipment maintenance and repair practical operation method According to the specific equipment maintenance and repair operation information number, the specific equipment maintenance and repair operation data set is described in Search for the maximum usage data related to the specific equipment maintenance and repair practical operation method Corresponding practical data of the specific equipment inspection and maintenance And the data is marked as the best current maintenance plan data for specific equipment .

[0012] Preferably, the operation steps of constructing the equipment inspection and maintenance result data and pushing it back to the equipment maintenance control center are as follows: S71, the factory feature text data of the device , the equipment usage characteristic text data , data on the actual working time of the equipment , the mileage data of the device , the current best maintenance plan data for the specific equipment Combine data to construct equipment inspection and maintenance result data .

[0013] S72: the equipment inspection and maintenance result data Feedback is pushed to the equipment maintenance control center through the IoT communication network.

[0014] An RCM-based equipment overhaul and maintenance system, used to implement the RCM-based equipment overhaul and maintenance method, the system includes an equipment maintenance case cloud library search module, an equipment maintenance plan analysis module, and an equipment maintenance plan feedback module; The equipment maintenance case cloud library search module includes an equipment factory feature information collection unit, an equipment usage condition information collection unit, an equipment overhaul and maintenance case cloud library storage unit, and an identical equipment overhaul and maintenance case cloud library search unit; The equipment factory feature information collection unit collects equipment factory feature text data through an information collection dialog box; the equipment usage condition information collection unit collects equipment usage condition feature text data through an information collection dialog box; the equipment overhaul and maintenance case cloud library storage unit is used to store equipment overhaul and maintenance case cloud library object data; the same equipment overhaul and maintenance case cloud library search unit performs overhaul and maintenance case cloud library object search processing for the same equipment based on the equipment's factory and usage condition feature information and the equipment overhaul and maintenance case cloud library object data to generate specific equipment overhaul and maintenance case cloud library object data; The equipment maintenance plan analysis module includes an equipment actual working time length collection unit, an equipment mileage information collection unit, a same equipment overhaul and maintenance practical operation information search unit, a same equipment overhaul and maintenance practical operation method usage statistics unit, and a same equipment current best overhaul and maintenance plan generation unit; The equipment actual working time length acquisition unit acquires equipment actual working time length data through an information acquisition dialog box; the equipment mileage information acquisition unit acquires equipment mileage data through an information acquisition dialog box; the same equipment overhaul and maintenance practical operation information search unit analyzes and processes the same equipment overhaul and maintenance practical operation information based on the equipment's actual working time, mileage parameters and the specific equipment overhaul case cloud library object data to generate specific equipment overhaul and maintenance practical operation data; the same equipment overhaul and maintenance practical operation method usage statistics unit performs a statistical process on the number of times equipment overhaul and maintenance practical operation information is used based on the specific equipment overhaul and maintenance practical operation data and the specific equipment overhaul case cloud library object data to generate specific equipment overhaul and maintenance practical operation method usage data; the same equipment current best overhaul and maintenance plan generation unit analyzes and processes the current best overhaul and maintenance plan for a specific equipment based on the specific equipment overhaul and maintenance practical operation data and the specific equipment overhaul and maintenance practical operation method usage data to generate the current best overhaul and maintenance plan data for the specific equipment; The equipment maintenance plan feedback module includes an equipment maintenance result information generation unit and an equipment maintenance result feedback output unit; The equipment overhaul and maintenance result information generating unit is used to construct equipment overhaul and maintenance result data; the equipment overhaul and maintenance result feedback output unit pushes and feeds back the equipment overhaul and maintenance result data to the equipment maintenance control center.

[0015] (III) Beneficial effects The present invention provides an equipment inspection and maintenance method and system based on RCM, which has the following beneficial effects: 1. Through the cooperation between the equipment factory characteristic information collection unit and the equipment usage condition information collection unit, the factory information and usage condition information of the equipment to be repaired and maintained are conveniently and efficiently obtained through the information collection dialog box, so as to provide reliable data for scientifically screening out the same repair and maintenance cases for the equipment to be repaired and maintained; the equipment repair and maintenance case cloud library storage unit and the same equipment repair and maintenance case cloud library search unit cooperate with each other, scientifically preset equipment repair and maintenance case cloud library objects are combined with intelligent recognition algorithms and the factory and usage condition characteristic information of the equipment to be repaired and maintained to accurately match the equipment repair and maintenance case cloud library objects, so as to achieve accurate and efficient analysis of the same type of product objects as the equipment to be repaired and maintained and the repair and maintenance case cloud library storage under the operating conditions, thereby improving the quality and reliability of the equipment repair and maintenance plan.

[0016] 2. Through the cooperation of the equipment actual working time length collection unit and the equipment mileage information collection unit, the information collection dialog box is used to accurately obtain the equipment's actual working time length and mileage parameters, so as to provide real data for scientifically screening out the maintenance and repair practical operation methods required for the same operating time and mileage as the maintenance and repair equipment; the same equipment maintenance and repair practical operation information search unit uses a data search algorithm to independently analyze the equipment maintenance and repair practical operation information based on the equipment's actual working time, mileage parameters and specific equipment maintenance case cloud library object parameters, so as to realize intelligent search for maintenance and repair practical operation data with the same operating time and mileage as the maintenance and repair equipment; the same equipment maintenance and repair practical operation method usage statistics unit and the same equipment current best maintenance and repair plan generation unit, based on data statistics, efficiently and scientifically count the maintenance and repair practical operation information with the largest usage with the same operating time and mileage as the maintenance and repair equipment, so as to realize the scientific construction of the current best maintenance and repair plan for the equipment, and ensure the universality and scientific nature of the equipment maintenance and repair plan.

[0017] 3. Through the equipment inspection and maintenance result information generation unit, data processing is performed based on the product information, usage characteristic information and inspection and maintenance plan of the inspection and maintenance equipment to accurately construct the equipment inspection and maintenance result information, so as to realize the autonomous and efficient collection and processing of the information required for equipment inspection and maintenance, and improve the efficiency of equipment inspection and maintenance result feedback; the equipment inspection and maintenance result feedback output unit accurately pushes the equipment inspection and maintenance result information to the equipment maintenance control center through the Internet of Things, so as to realize the timeliness and security of the equipment inspection and maintenance result feedback, and improve the service experience of equipment inspection and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of a module of an RCM-based equipment inspection and maintenance system provided by the present invention; Figure 2 The present invention provides a flow chart of the equipment inspection and maintenance method based on RCM. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] The implementation example of the RCM-based equipment inspection and maintenance method and system is as follows:

[0021] Embodiment 1: See also Figure 1 - Figure 2, an equipment inspection and maintenance method based on RCM, the method comprises the following steps: S1. Collecting equipment factory feature text data and equipment usage feature text data; S2. Search and process the cloud library objects of the maintenance cases of the same equipment based on the factory delivery and usage condition characteristic information of the equipment and the cloud library object data of the maintenance cases of the equipment, and generate the cloud library object data of the maintenance cases of the specific equipment; S3, collecting data on the actual working time of the equipment and the mileage of the equipment; S4. Analyze and process the maintenance operation information of the same equipment based on the actual working time and mileage parameters of the equipment and the cloud library object data of the specific equipment maintenance case, and generate the maintenance operation data of the specific equipment; S5. Perform statistical processing on the usage frequency of equipment maintenance and overhaul operation information based on the specific equipment maintenance and overhaul operation data and the specific equipment maintenance case cloud library object data to generate specific equipment maintenance and overhaul operation method usage data; S6. Analyze and process the current best maintenance plan for the specific equipment based on the actual operation data of the maintenance and repair of the specific equipment and the usage data of the actual operation method of the maintenance and repair of the specific equipment, and generate the current best maintenance and repair plan data for the specific equipment; S7. Build equipment inspection and maintenance result data and push feedback to the equipment maintenance control center.

[0022] For further information, see Figure 1 - Figure 2 The steps for collecting the equipment factory feature text data and equipment usage condition feature text data are as follows: S11. Collect the factory text information of the equipment to be repaired and maintained online through the information collection dialog box and generate the factory feature text data of the equipment , the equipment factory feature text data includes equipment name text data, equipment specification model text data, equipment brand text data and equipment factory time point text data; Collect the current actual working condition text information of the equipment to be repaired and maintained online through the information collection dialog box and generate the equipment working condition characteristic text data ,The equipment usage condition characteristic text data includes temperature text data, humidity text data, pressure text data, vibration text data, speed text data, load text data, light intensity text data and dust concentration text data.

[0023] According to the factory and working condition characteristic information of the equipment and the equipment maintenance case cloud library object data, the cloud library object search and processing of the maintenance case of the same equipment is performed to generate the specific equipment maintenance case cloud library object data as follows: S21. Establishing equipment inspection and maintenance case cloud library object data set , ;in Indicates The equipment inspection and maintenance case cloud library object data corresponding to the equipment factory information and operating condition information, Indicates the maximum number of combined types of equipment factory information and operating condition information; , ; Represents equipment inspection and maintenance case cloud library object data Middle A collection of equipment inspection and maintenance practical data corresponding to the equipment operation time and mileage. Indicates the maximum value of the number of combined types of equipment running time and mileage; Equipment overhaul and maintenance case cloud library object data includes equipment overhaul and maintenance operation information and the number of times the equipment overhaul and maintenance operation information is used; Equipment overhaul and maintenance operation data includes equipment overhaul and maintenance parts information, parts failure information, and parts failure processing information; S22, the equipment factory characteristic text data , Equipment usage condition characteristic text data Equipment maintenance case cloud library object data collection Equipment maintenance case cloud library object data According to the keyword matching of equipment factory information and equipment operating condition information, search for text data related to equipment factory characteristics , Equipment usage condition characteristic text data Matching equipment maintenance case cloud library object data And generate specific equipment maintenance case cloud library object data through data identification ,in Indicates A collection of specific equipment maintenance and repair operation data corresponding to the equipment operation time and mileage; generate specific equipment maintenance case cloud library object data The specific steps are as follows: S221. Set equipment inspection and maintenance case cloud library object data is the current solution, let , that is, the equipment maintenance case cloud library object data collection Set the initial temperature for annealing in the search space , randomly generate an initial solution , that is, randomly in the equipment maintenance case cloud library object data set Search the search space to find the text data related to the factory characteristics of the equipment , Equipment usage condition characteristic text data Matching equipment maintenance case cloud library object data , and calculate the corresponding objective function value of the initial solution ; S222. Generate equipment inspection and maintenance case cloud library object data New solutions and equipment maintenance case cloud library object data The difference of the current solution is based on the equipment maintenance case cloud library object data For the current solution Perform disturbance and search for text data related to the factory characteristics of the equipment , Equipment usage condition characteristic text data Matching equipment maintenance case cloud library object data New interpretation , calculate the objective function value of the current solution And the objective function value of the new solution , and obtain the objective function variation ; S223. Determine equipment inspection and maintenance case cloud library object data Whether the new solution is accepted, if the objective function changes <0, then the equipment maintenance case cloud library object data New interpretation is accepted; if the objective function changes ≥0, then the equipment maintenance case cloud library object data New interpretation Accepted with the following probability, represents the current temperature; the probability formula is ,in Indicates the current temperature. Represents a random function with values ​​in the range (0, 1); S224, when equipment maintenance case cloud library object data When the new solution is accepted, the equipment maintenance case cloud library object data New interpretation Treated as equipment maintenance case cloud library object data Current solution; S225, loop through step S221 to step S224, at the temperature Under the condition, repeat The perturbation and acceptance process is repeated, and then the next step is executed; S226, finally find the global optimal solution: judgment Has the termination temperature been reached? If yes, the algorithm is terminated and the output is the same as the factory feature text data of the device. , Equipment usage condition characteristic text data The most matching equipment inspection and maintenance case cloud library object data ; If not, go to loop step S225 to continue execution; S227: Output the equipment inspection and maintenance case cloud library object data in step S226 Generate specific equipment maintenance case cloud library object data through data identification .

[0024] Through the cooperation between the equipment factory characteristic information collection unit and the equipment usage condition information collection unit, the information collection dialog box is used to conveniently and efficiently obtain the factory information and usage condition information of the equipment to be repaired and maintained, so as to provide reliable data for scientifically screening out the same maintenance cases as the equipment to be repaired and maintained; the equipment maintenance case cloud library storage unit and the same equipment maintenance case cloud library search unit cooperate with each other, and scientifically preset equipment maintenance case cloud library objects are combined with intelligent recognition algorithms and the factory and usage condition characteristic information of the equipment to be repaired and maintained to accurately match the equipment maintenance case cloud library objects, so as to achieve accurate and efficient analysis of the same type of product objects as the equipment to be repaired and maintained and the maintenance case cloud library storage under the operating conditions, thereby improving the quality and reliability of the equipment maintenance plan.

[0025] For further information, see Figure 1 - Figure 2 The steps for collecting the actual working time length data and equipment mileage data are as follows: S31. When the specific equipment maintenance case cloud library object data When the generation is completed, the operating time of the maintenance equipment under the current actual working conditions is collected online through the information collection dialog box, and the actual working time length data of the equipment is generated. ,in The unit is hours; Use the information collection dialog box to collect the mileage of maintenance equipment under the current actual working conditions online and generate equipment mileage data ,in The unit is kilometers.

[0026] Based on the actual working time and mileage parameters of the equipment and the cloud library object data of the specific equipment maintenance case, the maintenance operation information of the same equipment is analyzed and processed to generate the specific equipment maintenance operation data as follows: S41. Use BERT language model to convert the actual working time length data of the equipment , Equipment mileage data Cloud library object data related to specific equipment maintenance cases A collection of practical data on equipment maintenance and repair in China According to the keyword matching of actual working time information and mileage information, search for the data of the actual working time length of the equipment , Equipment mileage data Matching specific equipment maintenance and repair practical data set And generate specific equipment maintenance and repair practical data sets through data identification , ;in Indicates Specific equipment maintenance and repair practical data, Indicates the maximum number of specific equipment maintenance operation information.

[0027] The steps for performing statistical processing on the usage of equipment maintenance and overhaul operation information based on the specific equipment maintenance and overhaul operation data and the specific equipment maintenance case cloud library object data to generate the usage data of specific equipment maintenance and overhaul operation methods are as follows: S51. Obtaining specific equipment maintenance case cloud library object data And specific equipment maintenance and repair practical data collection ; S52, using the depth-first search algorithm in the specific equipment maintenance case cloud library object data Search the specific equipment maintenance and operation data set in order according to the equipment maintenance and operation information characters Specific equipment maintenance and repair practical data to The number of times it is used is used and a specific equipment maintenance and repair method usage data set is generated through data identification ,in Indicates the actual operation data of specific equipment inspection and maintenance Corresponding usage data of practical methods for specific equipment inspection and maintenance.

[0028] According to the actual operation data of the overhaul and maintenance of specific equipment and the usage data of the actual operation methods of the overhaul and maintenance of specific equipment, the current best overhaul and maintenance plan of the specific equipment is analyzed and processed, and the operation steps for generating the current best overhaul and maintenance plan data of the specific equipment are as follows: S61. Data collection on usage of practical methods for specific equipment maintenance and repair Usage data of specific equipment maintenance and repair practical methods Perform usage value analysis and search for the usage data of specific equipment maintenance and repair methods with the largest value. And generate the maximum usage data of specific equipment maintenance and repair practical methods through data representation ; S62. Maximum usage data of specific equipment maintenance and repair methods According to the specific equipment maintenance and repair operation information number, in the specific equipment maintenance and repair operation data set Search for the maximum usage data related to the practical operation methods of specific equipment maintenance and repair Corresponding specific equipment maintenance and repair practical data And the data is marked as the best current maintenance plan data for specific equipment .

[0029] Through the cooperation of the equipment actual working time length collection unit and the equipment mileage information collection unit, the information collection dialog box is used to accurately obtain the equipment's actual working time length and mileage parameters, providing real data for scientifically screening out the maintenance and repair practical methods required for the same operating time and mileage as the maintenance and repair equipment; the same equipment maintenance and repair practical information search unit uses a data search algorithm to autonomously analyze the equipment maintenance and repair practical information based on the equipment's actual working time, mileage parameters and specific equipment maintenance case cloud library object parameters, and realizes intelligent search for maintenance and repair practical data with the same operating time and mileage as the maintenance and repair equipment; the same equipment maintenance and repair practical method usage statistics unit and the same equipment current best maintenance and repair plan generation unit, based on data statistics, efficiently and scientifically count the maintenance and repair practical information with the largest usage with the same operating time and mileage as the maintenance and repair equipment, realize scientific construction of the current best maintenance and repair plan for the equipment, and ensure the versatility and scientific nature of the equipment maintenance and repair plan.

[0030] For further information, see Figure 1 - Figure 2 The steps to construct equipment inspection and maintenance result data and push feedback to the equipment maintenance control center are as follows: S71, the equipment factory characteristic text data , Equipment usage condition characteristic text data , Equipment actual working time length data , Equipment mileage data , the current best maintenance plan data for specific equipment Combine data to construct equipment inspection and maintenance result data .

[0031] S72, equipment inspection and maintenance result data Feedback is pushed to the equipment maintenance control center through the IoT communication network.

[0032] Through the equipment inspection and maintenance result information generation unit, data processing is performed based on the product information, usage characteristic information and inspection and maintenance plan of the inspection and maintenance equipment to accurately construct the equipment inspection and maintenance result information, so as to realize the autonomous and efficient collection and processing of the information required for equipment inspection and maintenance, and improve the efficiency of equipment inspection and maintenance result feedback; the equipment inspection and maintenance result feedback output unit accurately pushes the equipment inspection and maintenance result information to the equipment maintenance control center through the Internet of Things, so as to realize the timeliness and security of the equipment inspection and maintenance result feedback, and improve the service experience of equipment inspection and maintenance.

[0033] Embodiment 2: See also Figure 1 - Figure 2 , an RCM-based equipment overhaul and maintenance system is used to implement an RCM-based equipment overhaul and maintenance method. The system includes an equipment maintenance case cloud library search module, an equipment maintenance plan analysis module, and an equipment maintenance plan feedback module; The equipment maintenance case cloud library search module includes an equipment factory feature information collection unit, an equipment use condition information collection unit, an equipment overhaul and maintenance case cloud library storage unit, and a same equipment overhaul and maintenance case cloud library search unit; The equipment factory characteristic information collection unit collects the equipment factory characteristic text data through the information collection dialog box; the equipment use condition information collection unit collects the equipment use condition characteristic text data through the information collection dialog box; the equipment overhaul and maintenance case cloud library storage unit is used to store the equipment overhaul and maintenance case cloud library object data; the same equipment overhaul and maintenance case cloud library search unit performs the overhaul and maintenance case cloud library object search and processing for the same equipment based on the equipment's factory and use condition characteristic information and the equipment overhaul and maintenance case cloud library object data, and generates specific equipment overhaul and maintenance case cloud library object data; The equipment maintenance plan analysis module includes an equipment actual working time length collection unit, an equipment mileage information collection unit, a same equipment overhaul and maintenance practical operation information search unit, a same equipment overhaul and maintenance practical operation method usage statistics unit, and a same equipment current best overhaul and maintenance plan generation unit; The equipment actual working time length collection unit collects the equipment actual working time length data through the information collection dialog box; the equipment mileage information collection unit collects the equipment mileage data through the information collection dialog box; the same equipment overhaul and maintenance practical operation information search unit analyzes and processes the same equipment overhaul and maintenance practical operation information based on the equipment's actual working time, mileage parameters and specific equipment overhaul case cloud library object data, and generates specific equipment overhaul and maintenance practical operation data; the same equipment overhaul and maintenance practical operation method usage statistics unit performs statistical processing on the number of times the equipment overhaul and maintenance practical operation information is used based on the specific equipment overhaul and maintenance practical operation data and the specific equipment overhaul case cloud library object data, and generates specific equipment overhaul and maintenance practical operation method usage data; the same equipment current best overhaul and maintenance plan generation unit analyzes and processes the current best overhaul and maintenance plan for the specific equipment based on the specific equipment overhaul and maintenance practical operation data and the specific equipment overhaul and maintenance practical operation method usage data, and generates the current best overhaul and maintenance plan data for the specific equipment; The equipment maintenance plan feedback module includes an equipment maintenance result information generation unit and an equipment maintenance result feedback output unit; The equipment overhaul and maintenance result information generating unit is used to construct the equipment overhaul and maintenance result data; the equipment overhaul and maintenance result feedback output unit pushes and feeds back the equipment overhaul and maintenance result data to the equipment maintenance control center.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The equipment inspection and maintenance method based on RCM is characterized by: The method comprises the following steps: S1. Collecting equipment factory feature text data and equipment usage feature text data; S2. Search and process the cloud library objects of the maintenance cases of the same equipment based on the factory delivery and usage condition characteristic information of the equipment and the cloud library object data of the maintenance cases of the equipment, and generate the cloud library object data of the maintenance cases of the specific equipment; S3, collecting data on the actual working time of the equipment and the mileage of the equipment; S4, based on the actual working time and mileage parameters of the equipment and the cloud library object data of the specific equipment maintenance case, analyze and process the maintenance operation information of the same equipment to generate the specific equipment maintenance operation data; S5. Performing statistical processing on the usage frequency of equipment maintenance and overhaul operation information according to the specific equipment maintenance and overhaul operation data and the specific equipment maintenance case cloud library object data to generate specific equipment maintenance and overhaul operation method usage data; S6. Analyze and process the current best maintenance plan for the specific equipment based on the specific equipment maintenance operation data and the specific equipment maintenance operation method usage data, and generate the current best maintenance plan data for the specific equipment; S7. Build equipment inspection and maintenance result data and push feedback to the equipment maintenance control center.

2. The RCM-based equipment inspection and maintenance method according to claim 1 is characterized in that: The S1 comprises the following steps: S11. Collect the factory text information of the equipment to be repaired and maintained online through the information collection dialog box and generate the factory feature text data of the equipment ; Collect the current actual working condition text information of the equipment to be repaired and maintained online through the information collection dialog box and generate the equipment working condition characteristic text data .

3. The RCM-based equipment inspection and maintenance method according to claim 2 is characterized in that: The S2 comprises the following steps: S21. Establishing equipment inspection and maintenance case cloud library object data set , ;in Indicates The equipment inspection and maintenance case cloud library object data corresponding to the equipment factory information and operating condition information, Indicates the maximum number of combined types of equipment factory information and operating condition information; , ; Represents equipment inspection and maintenance case cloud library object data Middle A collection of equipment inspection and maintenance practical data corresponding to the equipment operation time and mileage. Indicates the maximum value of the number of combinations of equipment operating time and mileage; S22, the , With the As stated in According to the equipment factory information and equipment operating condition information keyword matching, search for the equipment that matches the , Matching the And generate specific equipment maintenance case cloud library object data through data identification ,in Indicates A collection of specific equipment maintenance and repair operation data corresponding to the equipment operation time and mileage; generate specific equipment maintenance case cloud library object data The specific steps are as follows: S221, setting the is the current solution, let , that is, Set the initial temperature for annealing in the search space , randomly generate an initial solution , that is, randomly in the Search the search space for , Matching the , and calculate the corresponding objective function value of the initial solution ; S222, generating the New interpretation and description The difference of the current solution, according to the For the current solution Perturb and search for the , Matching the New interpretation , calculate the objective function value of the current solution And the objective function value of the new solution , get the change of objective function; S223, judging the Whether the new solution is accepted, if the objective function changes <0, then New interpretation is accepted; if the objective function changes ≥0, then the New interpretation Accepted with the following probability, Indicates the current temperature; S224, when the When the new solution is accepted, the New interpretation regarded as Current solution; S225, loop through step S221 to step S224, at the temperature Under the condition, repeat The perturbation and acceptance process is repeated, and then the next step is executed; S226, finally find the global optimal solution: judgment Has the termination temperature been reached? If so, the algorithm is terminated and the output is the same as , The best match for ; If not, go to loop step S225 to continue execution; S227, the output of step S226 Generate specific equipment maintenance case cloud library object data through data identification .

4. The RCM-based equipment inspection and maintenance method according to claim 3 is characterized in that: The S3 comprises the following steps: S31, when the When the generation is completed, the operating time of the maintenance equipment under the current actual working conditions is collected online through the information collection dialog box, and the actual working time length data of the equipment is generated. ,in The unit is hours; Use the information collection dialog box to collect the mileage of maintenance equipment under the current actual working conditions online and generate equipment mileage data ,in The unit is kilometers.

5. The RCM-based equipment inspection and maintenance method according to claim 4 is characterized in that: The S4 comprises the following steps: S41, using the BERT language model , With the As stated in According to the actual working time information and mileage information keyword matching, search for the , Matching data set of the specific equipment maintenance and repair operations And generate specific equipment maintenance and repair practical data sets through data identification , ;in Indicates Specific equipment maintenance and repair practical data, Indicates the maximum number of specific equipment maintenance operation information.

6. The RCM-based equipment inspection and maintenance method according to claim 5 is characterized in that: The S5 comprises the following steps: S51, obtaining the and stated ; S52, using a depth-first search algorithm in the Search the equipment maintenance operation information in order according to the characters. As stated in to The number of times it is used is used and a specific equipment maintenance and repair method usage data set is generated through data identification ,in Indicates the Corresponding usage data of practical methods for specific equipment inspection and maintenance.

7. The RCM-based equipment inspection and maintenance method according to claim 6 is characterized in that: The S6 comprises the following steps: S61. As stated in Perform usage numerical analysis and search for the largest value. And generate the maximum usage data of specific equipment maintenance and repair practical methods through data representation ; S62, the According to the specific equipment maintenance and repair operation information number in the Search for the The corresponding And the data is marked as the best current maintenance plan data for specific equipment .

8. The RCM-based equipment inspection and maintenance method according to claim 7 is characterized in that: The S7 comprises the following steps: S71, the , , , , Combine data to construct equipment inspection and maintenance result data ; S72, the Feedback is pushed to the equipment maintenance control center through the IoT communication network.

9. An RCM-based equipment maintenance system, used to implement the RCM-based equipment maintenance method according to any one of claims 1 to 8, characterized in that: The system includes an equipment maintenance case cloud library search module, an equipment maintenance plan analysis module, and an equipment maintenance plan feedback module.

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