Rubber tube matching detection method and system

Abstract

The invention discloses a rubber tube matching detection method and system, and relates to the technical field of rubber tube matching detection, and the method comprises the steps: building a rubber tube connection model, calculating the adjacent number of each rubber tube and the shortest path length of input and output equipment, and obtaining the importance index of each to-be-placed position in combination with the use frequency of the equipment; third screening is carried out based on the related data of the rubber tubes to be matched, and a third rubber tube set to be selected of each position to be placed is obtained; the method comprises the following steps: measuring and standardizing the average outer diameter change rate of the surface of a rubber tube by simulating a material flow transportation process to obtain a matching index of each rubber tube and a to-be-placed position; constructing an initial population, calculating individual fitness by combining the importance index of the to-be-placed position and the matching index of the rubber tube, carrying out iterative optimization through crossover mutation operation until a termination condition is met, and selecting an optimal rubber tube matching scheme; the importance and the matching performance of the rubber tube are comprehensively considered, and the accuracy of rubber tube matching performance detection is effectively improved.

Description

Technical Field

[0001] The invention relates to the technical field of hose matching detection, in particular to a hose matching detection method and system. Background Art

[0002] As a key component in hydraulic systems and other fluid transmission systems, hoses play a vital role in industrial, agricultural and household applications. They are usually used to connect various hydraulic components in hydraulic systems to ensure that fluids are effectively and safely transmitted within the system. The performance and quality of hoses are directly related to the operating efficiency and safety of the entire system, so strict matching tests are particularly important. The existing hose matching detection methods may not fully consider the importance of hoses in the system, and only match based on the physical properties of the hoses (such as length, diameter, pressure resistance, etc.), which may lead to insufficient attention to the hoses on the critical path, thus affecting the performance and reliability of the entire system; secondly, the existing hose matching methods often match all the hoses to be matched with all the placement positions separately without screening, which will lead to low efficiency of matching detection; in addition, the existing hose matching methods often do not use optimization algorithms to find the optimal matching solution, but rely on experience or simple rules for matching, which may lead to reduced accuracy of hose matching detection. Summary of the invention

[0003] 1. Technical issues to be resolved In response to the technical problems in the background technology, the present invention proposes a hose matching detection method and system, which calculates the importance index of each position to be placed, and screens the hoses to be selected for each position to be placed three times in combination with the physical properties of the hoses to be matched; simulates the material flow transmission process, and finds the optimal hose matching method through a genetic algorithm; thereby solving the technical problems recorded in the background technology.

[0004] (II) Technical solution To achieve the above objectives, the present invention is implemented through the following technical solutions: A hose matching detection method, comprising: Establish a hose connection model; calculate the number of adjacent hoses and the shortest path length to the input and output devices for each hose, and calculate the comprehensive path length of each hose based on the usage frequency of the input and output devices; calculate the importance index of each hose based on the number of adjacent hoses and the comprehensive path length, and assign the importance index to the corresponding placement position of each hose; Based on the relevant data of each to-be-matched hose, the to-be-matched hoses at each to-be-placed position are screened three times to obtain a third set of to-be-selected hoses at each to-be-placed position; The material flow transportation process of each hose in the third set of hoses to be selected is simulated, the average outer diameter change rate of the hose surface is measured, and the matching index of each hose to be matched and the current position to be placed is obtained after standardization; Construct an initial population; calculate the fitness of each individual in the initial population based on the importance index of the location to be placed and the matching index of the selected hose; generate new individuals through crossover and mutation operations, perform iterative optimization until the set termination condition is met, and output the individual with the highest fitness as the optimal hose matching method.

[0005] Specifically, the shortest path length of each hose from each input device to each output device is calculated. and The frequency of use of each input device and each output device respectively and Combined to get the comprehensive path length of each hose , the expression is: ,in, Indicates the total number of associated input devices for each hose. Indicates the total number of output devices associated with each hose. Indicates the number of each input device, A number that represents each input device.

[0006] Furthermore, the number of adjacent hoses of each hose is combined and the combined path length of each hose , calculate the importance index of each hose , the expression is: ; in, , Respectively represent the number of adjacent hoses and the comprehensive path length The preset weight coefficient of ; The number of each hose is the same as the number of the position where the hose is to be placed. Indicates the importance index of each location to be placed.

[0007] Specifically, the relevant data of each hose to be matched includes hose length, hose diameter, maximum fluid pressure and fluid temperature that can be tolerated, and corrosion resistance data; The historical transport record data of each hose includes the transmission flow data, and the real-time fluid pressure data and real-time fluid temperature data at key positions, wherein the key positions are the two ends of the hose and the midpoint of the cross section of the hose; Perform a first screening of all the hoses to be matched based on the historical hose lengths and hose diameters at each position to be placed, and obtain a first set of hoses to be selected at each position to be placed; Based on the corrosivity of various material flows and the corrosion resistance data of each hose to be matched in the first hose set to be selected for the material flow, a second screening is performed to obtain a second hose set to be selected at each position to be placed.

[0008] Furthermore, combining the historical transportation record data of all material flow-related hoses, the actual maximum fluid pressure and the actual maximum fluid temperature data of the hoses at each to-be-placed position are obtained and recorded; The maximum fluid pressure and fluid temperature data that each matching hose in the second hose selection set at each to-be-placed position can withstand are obtained, and a third screening is performed in combination with the actual maximum fluid pressure and actual maximum fluid temperature data of the hose at the corresponding to-be-placed position.

[0009] Specifically, the real-time fluid pressure data and the real-time fluid temperature data at each key position during the material flow transportation are recorded in a curve graph, and the real-time fluid pressure data and the real-time fluid temperature data are defined by functions respectively; Based on the definite integral, the average fluid pressure data and the average fluid temperature data at three key positions during the material flow transportation duration are calculated respectively; Performing mean calculation on the average fluid pressure data and the average fluid temperature data at the three key positions to obtain the average fluid pressure data and the average fluid temperature data of the group of historical transport record data; The average fluid pressure data and average fluid temperature data of all historical transportation record data of the same type of material flow are averaged to obtain the comprehensive fluid pressure data and comprehensive fluid temperature data of each type of material flow.

[0010] Furthermore, based on the transmission flow data of various material flows, the comprehensive fluid pressure data and the comprehensive fluid temperature data, the transportation simulation of the hose to be matched is carried out; After the transmission simulation is completed, the outer diameter change of each part of the hose surface is measured, and the average outer diameter change rate of the hose surface to be matched is calculated. , the expression is: ,in, Indicates the length of the hose. , Respectively represent the changes in the outer diameter of each part of the hose surface before and after the transport simulation; The average outer diameter change rate of all the matching hoses in the third selection hose set is normalized to obtain the matching index of these matching hoses and the current placement position. .

[0011] Further, a material flow type is selected, and a transmission line of the material flow is obtained; a hose to be matched is randomly selected from the third hose set to be selected at each position to be placed on the transmission line to construct an initial population; Based on the importance index of each position to be placed on the transmission line and the matching index of the selected hose to be matched, the fitness of each initial individual in the initial population is calculated. , the expression is: ,in, Indicates The importance index of the positions to be placed, Indicates The matching index of the hose to be matched selected at the position to be placed, Indicates the total number of positions to be placed on the current transmission line.

[0012] Furthermore, the two initial individuals with the highest fitness are selected as parents, a crossover operation is performed on the parents, and a mutation operation is performed on the generated offspring individuals; and the individuals generated by the crossover operation and the mutation operation are placed in the initial individuals; Repeat the parent selection, crossover operation and mutation operation for iterative optimization until the set termination condition is met and the iterative optimization process ends. At this time, the individual with the highest fitness among the current initial individuals is output and used as the hose matching method for the corresponding material flow transmission.

[0013] A hose matching detection system, comprising: Importance index calculation module: establishes a hose connection model, calculates the number of adjacent hoses and the shortest path length to the input and output devices for each hose, and calculates the comprehensive path length of each hose based on the usage frequency of the input and output devices; calculates the importance index of each hose based on the number of adjacent hoses and the comprehensive path length, and assigns the importance index to the corresponding position to be placed for each hose; The to-be-matched hose screening module screens the to-be-matched hoses at each to-be-placed position three times based on the relevant data of each to-be-matched hose, and obtains a third set of to-be-selected hoses at each to-be-placed position; The matching index calculation module simulates the material flow transportation process of each hose in the third set of hoses to be selected, measures the average outer diameter change rate of the hose surface, and obtains the matching index of each hose to be matched and the current position to be placed after standardization; The hose matching method selection module constructs the initial population; calculates the fitness of each individual in the initial population based on the importance index of the position to be placed and the matching index of the selected hose; generates new individuals through crossover and mutation operations, performs iterative optimization until the termination condition is met, and outputs the individual with the highest fitness as the optimal hose matching method.

[0014] (III) Beneficial effects The present invention provides a hose matching detection method and system, which have the following beneficial effects: 1. By comprehensively considering the connection relationship of the hoses, the number of adjacent hoses, the shortest path length with the input and output devices, and the frequency of equipment use, the importance index of each hose is calculated and the corresponding position to be placed is assigned, providing a scientific basis for the optimal layout and matching detection of the hoses; 2. Through three screening processes, the key parameters such as the size, corrosion resistance, and the maximum fluid pressure and temperature that the hose can withstand are comprehensively considered. Combined with the actual working conditions in the historical transportation record data, the hoses that meet the requirements of each location to be placed are accurately screened out, which improves the accuracy and efficiency of hose matching and ensures the safe and efficient operation of the hoses in the system; 3. By simulating the material flow transportation process, the average outer diameter change rate of the hose surface is measured and calculated, and then the matching index between the hose and the location to be placed is obtained through standardized processing. The performance of the hose under actual working conditions is comprehensively considered, providing a more accurate and reliable basis for the matching selection of the hose, which helps to improve the efficiency of the use of the hose; 4. By constructing the initial population and calculating the individual fitness in combination with the importance index of the location to be placed and the matching index of the hose, the crossover and mutation operations in the genetic algorithm are used for iterative optimization, and finally the individual with the highest fitness is output as the optimal hose matching method; not only the matching of the hose and the location to be placed is considered, but also the importance of the location is incorporated, and the optimal selection of hose matching is achieved through intelligent algorithms, which improves the rationality of hose use and system transmission efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic diagram of the steps of a hose matching detection method provided by the present invention; Figure 2 The present invention provides a structural schematic diagram of a hose matching detection system. DETAILED DESCRIPTION

[0016] 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.

[0017] refer to Figure 1 The present invention provides a hose matching detection method, comprising: Step 1: Establish a hose connection model, calculate the number of adjacent hoses and the shortest path length to the input and output devices for each hose, and calculate the comprehensive path length of each hose based on the usage frequency of the input and output devices; calculate the importance index of each hose based on the number of adjacent hoses and the comprehensive path length, and assign the importance index to the corresponding position to be placed for each hose; The step one includes the following steps: Step 101, obtaining a connection diagram of the hose, and numbering each position to be placed of the hose in the connection diagram, wherein the hoses are connected to each other, the hoses are connected to the input device, and the hoses are connected to the output device through hose joints; and each input device and each output device are numbered similarly; Among them, input equipment refers to the components used to receive material flow in the whole system, which may be the source of fluid, gas or other media, such as pumps, storage tanks or sensors; output equipment refers to the components used to release the processed material flow to the outside of the system in the whole system, which may be the end point for discharging fluid, gas or other media, such as discharge valves, reactors or measuring instruments; Step 102: Obtain the usage time of each input device and each output device, that is, the duration of each input device channel and each output device channel being open, and record the ratio of the usage time of each input device to the sum of the usage time of all input devices as the usage frequency of each input device. , the ratio of the usage time of each output device to the sum of the usage time of all output devices is recorded as the usage frequency of each output device ,in, Indicates the number of each input device, Indicates the number of each input device; Step 103: Based on the connection diagram of the hose, a hose connection model is established, and a hose is placed at each position to be placed in the model, and the hose is numbered the same as the corresponding position to be placed; Based on the hose connection model, obtain the number of adjacent hoses for each hose , and the shortest path length to each input device and each output device and ; Among them, the number of adjacent hoses refers to the number of hoses connected by the same hose joint, and the shortest path length from each input device to each output device refers to the minimum number of hoses that can be directly connected between each hose and each input device and each output device. Indicates the number of each hose; Step 104: calculate the shortest path length of each hose from each input device to each output device. and The frequency of use of each input device and each output device respectively and Combined to get the comprehensive path length of each hose , the expression is: ,in, Indicates the total number of associated input devices for each hose. Indicates the total number of output devices associated with each hose; When an input device or an output device starts to transfer material flow, not all hoses are used for the transfer. Each input device and output device is recorded as the associated input device and associated output device of the hose it uses. Each hose has several associated input devices and associated output devices. Step 105: Combine the number of adjacent hoses of each hose and the combined path length of each hose , calculate the importance index of each hose , the expression is: ; in, , Respectively represent the number of adjacent hoses and the comprehensive path length The preset weight coefficient of the hose matching manager is set by the hose matching manager. ; In the hose connection model, the number of each hose is the same as the number of the position to be placed corresponding to the hose, so the importance index of each position to be placed is the same as the importance index of each hose. Equal, same use Indicates the importance index of each location to be placed.

[0018] When using, combine the contents in steps 101 to 105: By comprehensively considering the connection relationship of the hoses, the number of adjacent hoses, the shortest path length to the input and output devices, and the frequency of equipment use, the importance index of each hose is calculated and assigned a corresponding position to be placed, providing a scientific basis for the optimal layout and matching detection of the hoses.

[0019] Step 2: Based on the relevant data of each hose to be matched, the hose to be matched at each position to be placed is screened three times to obtain a third set of hoses to be selected at each position to be placed; The step 2 includes the following steps: Step 201, obtaining all the hoses to be matched, and obtaining relevant data of each hose to be matched, including hose length, hose diameter, maximum fluid pressure and fluid temperature that can be tolerated, and corrosion resistance data; Obtain the historical transportation record data of each hose, that is, the monitoring data of the material flow transmitted by each hose in history, including the transmission flow data in each hose, and the real-time fluid pressure data and real-time fluid temperature data at key positions; the key positions are the two ends of the hose and the midpoint of the cross section of the hose, and the transmission flow data is fixed; Step 202: Perform a first screening of all the hoses to be matched based on the historical hose lengths and hose diameters at each position to be placed, and obtain a first set of hoses to be selected at each position to be placed; The transmission routes of various material flows in history are obtained in sequence, and all the hoses passed by various material flows are recorded as the associated hoses of the corresponding material flows. Based on the corrosiveness of various material flows and the corrosion resistance data of each hose to be matched in the first hose set to be selected for the material flow, a second screening is performed to obtain the second hose set to be selected at each position to be placed; Step 203, sequentially obtain the historical transportation record data of the hose associated with each material flow, obtain the real-time fluid pressure data and real-time fluid temperature data at the key position, and obtain the maximum fluid pressure and maximum fluid temperature data from all the historical transportation record data of the associated hose; Combine the historical transportation record data of all material flows, obtain and record the maximum fluid pressure and maximum fluid temperature data of the hose at each to-be-placed position; for example, if a hose at a to-be-placed position is simultaneously an associated hose of two material flows, then combine the real-time fluid pressure and real-time fluid temperature data in the historical transportation record data of the two material flows; obtain the actual maximum fluid pressure and actual maximum fluid temperature data of all the hoses at the to-be-placed positions after the combination; The maximum fluid pressure and fluid temperature data that each to-be-matched hose in the second to-be-selected hose set at each to-be-placed position is obtained in turn, and a third screening is performed in combination with the actual maximum fluid pressure and actual maximum fluid temperature data of the hose at the corresponding to-be-placed position, and the to-be-matched hoses that can withstand a maximum fluid pressure and fluid temperature that are respectively greater than the actual maximum fluid pressure and the actual maximum fluid temperature are retained to obtain the third to-be-selected hose set at each to-be-placed position.

[0020] When using, combine the contents in steps 201 to 203: Through three screening processes, key parameters such as hose size, corrosion resistance, and the maximum fluid pressure and temperature that the hose can withstand are comprehensively considered. Combined with the actual working conditions in the historical transportation record data, the hoses that meet the requirements of each placement location are accurately screened out, which improves the accuracy and efficiency of hose matching and ensures the safe and efficient operation of the hoses in the system.

[0021] Step 3: simulate the material flow transportation process of each hose in the third set of hoses to be selected, measure the average outer diameter change rate of the hose surface, and obtain the matching index of each hose to be matched and the current position to be placed after standardization; The step three includes the following steps: Step 301, obtaining a set of third hoses to be selected at each position to be placed, and simulating the material flow transportation process of each hose to be matched in the set of third hoses to be selected; Obtain the historical transportation record data of each hose historically placed at each location to be placed in turn, and summarize the historical transportation record data of all hoses to obtain several groups of historical transportation record data; classify these historical transportation record data according to the type of material flow transmitted; It should be noted that the hoses historically placed at each location to be placed refer to all hoses that were actually used for material flow transportation at the location in the past; Step 302: sequentially select a group of historical transport record data from the classified groups of historical transport record data, and obtain real-time fluid pressure data and real-time fluid temperature data at each key position during material flow transportation from the historical transport record data; The real-time fluid pressure data and the real-time fluid temperature data at each key position during the material flow transportation are recorded in a curve graph, and the real-time fluid pressure data and the real-time fluid temperature data are defined by functions respectively; the average fluid pressure data and the average fluid temperature data at the three key positions during the material flow transportation duration are calculated based on definite integrals; the average fluid pressure data and the average fluid temperature data at the three key positions are averaged to obtain the average fluid pressure data and the average fluid temperature data of the group of historical transportation record data; Perform mean calculation on the average fluid pressure data and average fluid temperature data of all historical transport record data of the same type of material flow to obtain comprehensive fluid pressure data and comprehensive fluid temperature data of various types of material flows for subsequent transport simulation of the rubber hose to be matched; Step 303: select a pressure pump, a flow meter, and a temperature sensor to construct a transport simulation device, select the type of material flow to be transported in simulation, select the matching hose from the third hose set to be selected at the current position to be placed, and install it on the transport simulation device; The corresponding material flow is simulated according to the fixed transmission flow data, the corresponding comprehensive fluid pressure data and the comprehensive fluid temperature data; after the transmission simulation, the diameter change of each part of the hose surface is measured with a caliper, and the average diameter change rate of the hose surface to be matched is calculated based on the definite integral. , the expression is: ,in, Indicates the length of the hose. , Respectively represent the changes in the outer diameter of each part of the hose surface before and after the transport simulation; Step 304: after calculating the average outer diameter change rate of all the matching hoses in the third selection hose set, the average outer diameter change rate of the surfaces of these matching hoses is standardized to obtain the matching index of these matching hoses and the current placement position. , the expression is: ,in, Indicates the first A hose to be matched, Indicates The average outer diameter change rate of the surface of the hose to be matched, , They respectively represent the maximum and minimum values ​​of the average outer diameter change rate of the surface of the matching hose; Based on step three, the matching index between each hose to be matched in the third hose to be selected set at each hose to be placed position and the current hose to be placed position is calculated.

[0022] When used, combine the contents in steps 301 to 304: By simulating the material flow transportation process, measuring and calculating the average outer diameter change rate of the hose surface, and then standardizing it to obtain the matching index between the hose and the location to be placed, the performance of the hose under actual working conditions is comprehensively considered, providing a more accurate and reliable basis for the matching selection of the hose, which helps to improve the efficiency of hose use.

[0023] Step 4: Construct an initial population; calculate the fitness of each individual in the initial population based on the importance index of the location to be placed and the matching index of the selected hose; generate new individuals through crossover and mutation operations, perform iterative optimization until the termination condition is met, and output the individual with the highest fitness as the optimal hose matching method.

[0024] The step 4 comprises the following steps: Step 401, select the material flow type, obtain the transmission line of the material flow, start from the associated input device of the material flow, number each position to be placed on the transmission line in the first category, and number each hose to be matched in the third hose set to be selected at each position to be placed in the second category; A matching hose is randomly selected from the third hose set to be selected at each position to be placed, and is recorded as an initial individual in the form of [class one number - class two number, class one number - class two number, ...]; the above operation is repeated several times to obtain multiple initial individuals, and these initial individuals constitute an initial population; Step 402: Calculate the fitness of each initial individual in the initial population based on the importance index of each position to be placed on the transmission line and the matching index of the selected hose to be matched. , the expression is: ,in, Indicates The importance index of the positions to be placed, Indicates The matching index of the hose to be matched selected at the position to be placed, Indicates the total number of positions to be placed on the current transmission line; Step 403, select two initial individuals with the highest fitness as parents, perform a crossover operation on the parents, and perform a mutation operation on the generated offspring individuals; wherein the crossover operation refers to randomly selecting a crossover point from the two parents, exchanging the parts after the crossover point of the two parents, thereby generating two new offspring individuals; the mutation operation refers to randomly changing the hose to be matched selected at a certain position to be placed of the offspring individual into another hose to be matched, and the other hose to be matched also comes from the third hose set to be selected at the corresponding position to be placed; Calculate the fitness of individuals generated after crossover and mutation operations, and put these individuals into the initial individuals; Step 404, repeating step 403, performing iterative optimization of hose matching selection, and setting a termination condition to determine when to stop the iterative optimization process; (1) Set a maximum number of iterations. When the number of iterations reaches this value, the optimization process stops regardless of whether the fitness value converges. (2) If the increase in the optimal fitness value is less than the preset threshold within the preset multiple iterations, the algorithm is considered to have converged and the optimization process is stopped; The above maximum number of iterations, the preset number of iterations and the preset threshold are all set by the hose matching manager, and the optimization iteration process is stopped when any of the above conditions are met; Output the individual with the highest fitness among the current initial individuals and use it as the hose matching method for the corresponding material flow transmission; select the hose matching method for all material flows according to steps 401-404.

[0025] When using, combine the contents in steps 401 to 404: By constructing an initial population and calculating the individual fitness based on the importance index of the location to be placed and the matching index of the hose, the crossover and mutation operations in the genetic algorithm are used for iterative optimization, and finally the individual with the highest fitness is output as the optimal hose matching method. Not only the matching of the hose and the location to be placed is considered, but also the importance of the location is incorporated. The optimal selection of hose matching is achieved through an intelligent algorithm, which improves the rationality of hose use and the system transmission efficiency.

[0026] refer to Figure 2 The present invention also provides a hose matching detection system, comprising: Importance index calculation module: establishes a hose connection model, calculates the number of adjacent hoses and the shortest path length to the input and output devices for each hose, and calculates the comprehensive path length of each hose based on the usage frequency of the input and output devices; calculates the importance index of each hose based on the number of adjacent hoses and the comprehensive path length, and assigns the importance index to the corresponding position to be placed for each hose; The to-be-matched hose screening module screens the to-be-matched hoses at each to-be-placed position three times based on the relevant data of each to-be-matched hose, and obtains a third set of to-be-selected hoses at each to-be-placed position; The matching index calculation module simulates the material flow transportation process of each hose in the third set of hoses to be selected, measures the average outer diameter change rate of the hose surface, and obtains the matching index of each hose to be matched and the current position to be placed after standardization; The hose matching method selection module constructs the initial population; calculates the fitness of each individual in the initial population based on the importance index of the position to be placed and the matching index of the selected hose; generates new individuals through crossover and mutation operations, performs iterative optimization until the termination condition is met, and outputs the individual with the highest fitness as the optimal hose matching method.

[0027] In the above embodiments, all or part of the embodiments may be implemented by software, hardware, firmware or any combination thereof. When implemented by software, all or part of the embodiments may be implemented in the form of a computer program product. The computer program product includes one or more computer instructions. When the computer program instructions are loaded and executed on a computer, all or part of the processes or functions described in the embodiments of the present invention are generated. The computer may be a general-purpose computer, a special-purpose computer, a computer network, or other programmable device. The computer instructions may be stored in a computer storage medium or transmitted via a computer storage medium.

[0028] Computer instructions can be transmitted from one website, computer, server or data center to another website, computer, server or data center by wired (e.g., coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (e.g., infrared, wireless, microwave, etc.) means. Computer storage media can be any available media that can be accessed by a computer or a data storage device such as a server or data center that includes one or more available media. Available media can be magnetic media (e.g., floppy disks, hard disks, tapes), optical media (e.g., DVDs), or semiconductor media (e.g., solid state drives (SSDs)).

[0029] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art who is familiar with the present technical field can easily think of changes or substitutions within the technical scope disclosed by the present invention, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A hose matching detection method, characterized in that: The steps include: Establish a hose connection model; calculate the number of adjacent hoses and the shortest path length to the input and output devices for each hose, and calculate the comprehensive path length of each hose based on the usage frequency of the input and output devices; calculate the importance index of each hose based on the number of adjacent hoses and the comprehensive path length, and assign the importance index to the corresponding placement position of each hose; Based on the relevant data of each to-be-matched hose, the to-be-matched hoses at each to-be-placed position are screened three times to obtain a third set of to-be-selected hoses at each to-be-placed position; The material flow transportation process of each hose in the third set of hoses to be selected is simulated, the average outer diameter change rate of the hose surface is measured, and the matching index of each hose to be matched and the current position to be placed is obtained after standardization; Construct an initial population; calculate the fitness of each individual in the initial population based on the importance index of the location to be placed and the matching index of the selected hose; generate new individuals through crossover and mutation operations, perform iterative optimization until the set termination condition is met, and output the individual with the highest fitness as the optimal hose matching method.

2. A hose matching detection method as claimed in claim 1, characterized in that: The shortest path length of each hose from each input device to each output device and The frequency of use of each input device and each output device respectively and Combined to get the comprehensive path length of each hose , the expression is: ,in, Indicates the total number of associated input devices for each hose. Indicates the total number of output devices associated with each hose. Indicates the number of each input device, Indicates the number of each input device, Indicates the number of each hose.

3. A hose matching detection method as claimed in claim 2, characterized in that: Combine the number of adjacent hoses for each hose and the combined path length of each hose , calculate the importance index of each hose , the expression is: ; in, , Respectively represent the number of adjacent hoses and the comprehensive path length The preset weight coefficient of ; The number of each hose is the same as the number of the position where the hose is to be placed. Indicates the importance index of each location to be placed.

4. A hose matching detection method as claimed in claim 1, characterized in that: The relevant data of each hose to be matched include hose length, hose diameter, maximum fluid pressure and fluid temperature that can be tolerated, and corrosion resistance data; The historical transport record data of each hose includes the transmission flow data, and the real-time fluid pressure data and real-time fluid temperature data at key positions, wherein the key positions are the two ends of the hose and the midpoint of the cross section of the hose; Perform a first screening of all the hoses to be matched based on the historical hose lengths and hose diameters at each position to be placed, and obtain a first set of hoses to be selected at each position to be placed; Based on the corrosivity of various material flows and the corrosion resistance data of each hose to be matched in the first hose set to be selected for the material flow, a second screening is performed to obtain a second hose set to be selected at each position to be placed.

5. A hose matching detection method as claimed in claim 4, characterized in that: Combined with the historical transportation record data of all material flow-related hoses, the actual maximum fluid pressure and actual maximum fluid temperature data of the hoses at each location to be placed are obtained and recorded; The maximum fluid pressure and fluid temperature data that each matching hose in the second hose selection set at each to-be-placed position can withstand are obtained, and a third screening is performed in combination with the actual maximum fluid pressure and actual maximum fluid temperature data of the hose at the corresponding to-be-placed position.

6. A hose matching detection method as claimed in claim 5, characterized in that: The real-time fluid pressure data and the real-time fluid temperature data at each key position during the material flow transportation are recorded in a curve graph, and the real-time fluid pressure data and the real-time fluid temperature data are defined by functions respectively; Based on the definite integral, the average fluid pressure data and the average fluid temperature data at three key positions during the material flow transportation duration are calculated respectively; Performing mean calculation on the average fluid pressure data and the average fluid temperature data at the three key positions to obtain the average fluid pressure data and the average fluid temperature data of the group of historical transport record data; The average fluid pressure data and average fluid temperature data of all historical transportation record data of the same type of material flow are averaged to obtain the comprehensive fluid pressure data and comprehensive fluid temperature data of each type of material flow.

7. A hose matching detection method as claimed in claim 6, characterized in that: Carry out transportation simulation of the hose to be matched based on the transmission flow data, comprehensive fluid pressure data and comprehensive fluid temperature data of various material flows; After the transmission simulation is completed, the outer diameter change of each part of the hose surface is measured, and the average outer diameter change rate of the hose surface to be matched is calculated. , the expression is: ,in, Indicates the length of the hose. , Respectively represent the changes in the outer diameter of each part of the hose surface before and after the transport simulation; The average outer diameter change rate of all the matching hoses in the third selection hose set is normalized to obtain the matching index of these matching hoses and the current placement position. ,in Indicates the first A hose to be matched.

8. A hose matching detection method as claimed in claim 7, characterized in that: Select the material flow type and obtain the transmission line of the material flow; Randomly select a hose to be matched from the third hose set to be selected at each position to be placed on the transmission line to construct an initial population; Based on the importance index of each position to be placed on the transmission line and the matching index of the selected hose to be matched, the fitness of each initial individual in the initial population is calculated. , the expression is: ,in, Indicates The importance index of the positions to be placed, Indicates The matching index of the hose to be matched selected at the position to be placed, Indicates the total number of positions to be placed on the current transmission line.

9. A hose matching detection method as claimed in claim 8, characterized in that: Select the two initial individuals with the highest fitness as the parents, perform a crossover operation on the parents, and perform a mutation operation on the generated offspring individuals; and put the individuals generated by the crossover and mutation operations into the initial individuals; Repeat the parent selection, crossover operation and mutation operation for iterative optimization until the set termination condition is met and the iterative optimization process ends. At this time, the individual with the highest fitness among the current initial individuals is output and used as the hose matching method for the corresponding material flow transmission.

10. A hose matching detection system, characterized in that: include: Importance index calculation module: establishes a hose connection model, calculates the number of adjacent hoses and the shortest path length to the input and output devices for each hose, and calculates the comprehensive path length of each hose based on the usage frequency of the input and output devices; calculates the importance index of each hose based on the number of adjacent hoses and the comprehensive path length, and assigns the importance index to the corresponding position to be placed for each hose; The to-be-matched hose screening module screens the to-be-matched hoses at each to-be-placed position three times based on the relevant data of each to-be-matched hose, and obtains a third set of to-be-selected hoses at each to-be-placed position; The matching index calculation module simulates the material flow transportation process of each hose in the third set of hoses to be selected, measures the average outer diameter change rate of the hose surface, and obtains the matching index of each hose to be matched and the current position to be placed after standardization; The hose matching method selection module constructs the initial population; calculates the fitness of each individual in the initial population based on the importance index of the position to be placed and the matching index of the selected hose; generates new individuals through crossover and mutation operations, performs iterative optimization until the termination condition is met, and outputs the individual with the highest fitness as the optimal hose matching method.

Images