CN118276620A - Impurity control method and system for producing titanium alloy bar - Google Patents
Impurity control method and system for producing titanium alloy barInfo
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- CN118276620A CN118276620A CN202410713071.XA CN202410713071A CN118276620A CN 118276620 A CN118276620 A CN 118276620A CN 202410713071 A CN202410713071 A CN 202410713071A CN 118276620 A CN118276620 A CN 118276620A
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- 239000012535 impurity Substances 0.000 title claims abstract description 267
- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000001556 precipitation Methods 0.000 claims abstract description 136
- 238000010438 heat treatment Methods 0.000 claims abstract description 47
- 230000004044 response Effects 0.000 claims abstract description 46
- 238000005316 response function Methods 0.000 claims abstract description 45
- 239000002994 raw material Substances 0.000 claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 claims abstract description 17
- 230000010354 integration Effects 0.000 claims abstract description 11
- 238000004220 aggregation Methods 0.000 claims description 22
- 230000002776 aggregation Effects 0.000 claims description 22
- 238000004458 analytical method Methods 0.000 claims description 14
- 230000007613 environmental effect Effects 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 9
- 238000013480 data collection Methods 0.000 claims description 6
- 230000003094 perturbing effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000004931 aggregating effect Effects 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The invention discloses an impurity control method and system for producing titanium alloy bars, which relate to the technical field of impurity control, and the method comprises the following steps: detecting components of the titanium alloy raw material by using an energy spectrometer to obtain N impurity components and N impurity contents; obtaining N precipitation temperatures; generating N coordinate subsets according to impurity components and impurity contents, carrying out serialization treatment on the N coordinate subsets according to the N precipitation temperatures, and outputting an impurity data set after integration; establishing a temperature control optimizing response function; obtaining a preset heating temperature according to a temperature control module of the titanium alloy bar production system; acquiring a response result of the temperature control optimizing response function according to the preset heating temperature; the temperature control is carried out on the titanium alloy raw material, the problems of low purity and efficiency of the titanium alloy bar caused by insufficient rigor and insufficient completeness of impurity control work in the prior art are solved, and reasonable and accurate control on the impurity control work is realized.
Description
Technical Field
The invention relates to the technical field of impurity control, in particular to an impurity control method and system for producing titanium alloy bars.
Background
Titanium alloy is a material with excellent performance and is widely applied to the fields of aerospace, medical treatment, sports and the like. Bar materials are a common form of titanium alloy products, and strict impurity control is required in the production process of the bar materials to ensure that the structure and the performance of the bar materials meet the requirements, and the impurity control is always an important problem in the production process of the titanium alloy bar materials. Metal impurities can reduce the purity of the titanium alloy and affect its properties, and therefore effective control is required. Conventional impurity control methods rely mainly on the choice of smelting equipment and improvement of operating skills, but these methods often have difficulty in completely solving the problems due to complexity and uncontrollability in the titanium alloy production process.
Impurity control work in the prior art is due to the problems of low purity and efficiency of the titanium alloy bar caused by insufficient rigor and insufficient completeness, so that the impurity control work cannot be rationalized and accurately managed and controlled finally.
Impurity control work in the prior art is due to the problems of low purity and efficiency of the titanium alloy bar caused by insufficient rigor and insufficient completeness, so that the impurity control work cannot be rationalized and accurately managed and controlled finally.
Disclosure of Invention
The application provides an impurity control method and system for producing a titanium alloy bar, which solve the problems of low purity and efficiency of the titanium alloy bar caused by insufficient rigor and insufficient completeness of impurity control work in the prior art, and realize reasonable and accurate control on the impurity control work.
In view of the above, the present application provides an impurity control method for producing a titanium alloy bar.
In a first aspect, the present application provides a method for impurity control in producing a titanium alloy bar, the method comprising: detecting components of the titanium alloy raw material by using an energy spectrometer to obtain N impurity components and N impurity contents; obtaining N precipitation temperatures by carrying out precipitation attribute analysis on each component in the N impurity components, wherein the precipitation temperatures are temperatures corresponding to the completion of precipitation of the impurities; generating N coordinate subsets according to impurity components and impurity contents, carrying out serialization treatment on the N coordinate subsets according to the N precipitation temperatures, and outputting an impurity data set after integration; establishing a temperature control optimizing response function according to the impurity data set, wherein the temperature control optimizing response function aims at the minimum sum of the time spent by the N impurities to be separated out; obtaining a preset heating temperature according to a temperature control module of the titanium alloy bar production system; obtaining a response result of the temperature control optimizing response function according to the preset heating temperature, wherein the response result comprises a plurality of temperature control nodes; and controlling the temperature of the titanium alloy raw material based on the temperature control nodes.
In a second aspect, the present application provides an impurity control system for producing a titanium alloy bar, the system comprising: impurity detection module: detecting components of the titanium alloy raw material by using an energy spectrometer to obtain N impurity components and N impurity contents; and the attribute analysis module is used for: obtaining N precipitation temperatures by carrying out precipitation attribute analysis on each component in the N impurity components, wherein the precipitation temperatures are temperatures corresponding to the completion of precipitation of the impurities; and a data collection module: generating N coordinate subsets according to impurity components and impurity contents, carrying out serialization treatment on the N coordinate subsets according to the N precipitation temperatures, and outputting an impurity data set after integration; and a response function module: establishing a temperature control optimizing response function according to the impurity data set, wherein the temperature control optimizing response function aims at the minimum sum of the time spent by the N impurities to be separated out; and a heating temperature module: obtaining a preset heating temperature according to a temperature control module of the titanium alloy bar production system; and a response result module: obtaining a response result of the temperature control optimizing response function according to the preset heating temperature, wherein the response result comprises a plurality of temperature control nodes; and a temperature control module: and controlling the temperature of the titanium alloy raw material based on the temperature control nodes.
One or more technical schemes provided by the application have at least the following technical effects or advantages:
According to the impurity control method and system for producing the titanium alloy bar, provided by the embodiment of the application, through carrying out precipitation attribute analysis on each component in N impurity components, N precipitation temperatures are obtained, N coordinate subsets are generated according to impurity components and impurity contents, the N coordinate subsets are subjected to serialization treatment according to the N precipitation temperatures, an impurity data set is output after integration, a temperature control optimizing response function is built according to the impurity data set, then a preset heating temperature is obtained according to a temperature control module of a titanium alloy bar production system, and finally a response result of the temperature control optimizing response function is obtained according to the preset heating temperature, so that the problems of low purity and efficiency of the titanium alloy bar caused by insufficient rigor and insufficient completeness of impurity control work in the prior art are solved, and reasonable and accurate control on the impurity control work is realized.
Drawings
FIG. 1 is a schematic flow chart of an impurity control method for producing a titanium alloy bar;
Fig. 2 is a schematic diagram of an impurity control system for producing a titanium alloy bar.
Reference numerals illustrate: the device comprises an impurity detection module 11, an attribute analysis module 12, a data collection module 13, a response function module 14, a heating temperature module 15, a response result module 16 and a temperature control module 17.
Detailed Description
According to the impurity control method and system for producing the titanium alloy bar, through analyzing the precipitation attribute of each component in N impurity components, N precipitation temperatures are obtained, N coordinate subsets are generated according to the impurity components and the impurity content, the N coordinate subsets are subjected to serialization treatment according to the N precipitation temperatures, an impurity data set is output after integration, a temperature control optimizing response function is built according to the impurity data set, a preset heating temperature is obtained according to a temperature control module of a titanium alloy bar production system, and finally the response result of the temperature control optimizing response function is obtained according to the preset heating temperature, so that the problems of low purity and efficiency of the titanium alloy bar caused by insufficient rigor and insufficient completeness of impurity control work in the prior art are solved, and reasonable and accurate control on the impurity control work is realized.
Example 1
As shown in fig. 1, the application provides an impurity control method and system for producing a titanium alloy bar, wherein the method comprises the following steps:
detecting components of the titanium alloy raw material by using an energy spectrometer to obtain N impurity components and N impurity contents;
the energy spectrometer is a common material analysis instrument, can measure and record element energy distribution in substances, and can detect impurity components of the titanium alloy bar by the energy spectrometer to obtain the impurity components and the impurity component content. The titanium alloy is an alloy material, the main component is titanium, other elements are generally added into the titanium to increase the performance of the titanium alloy, in the manufacturing process of the titanium alloy raw material, a series of processing and heat treatment such as smelting, casting, hot rolling, cold rolling, annealing and the like are performed to ensure that the structure and the performance of the titanium alloy raw material meet the requirements, so that the titanium alloy raw material is required to be subjected to component detection firstly, the components in the titanium alloy raw material are detected through an energy spectrometer to obtain detection results, the detection results are a plurality of impurity components and impurity contents corresponding to the impurity components, N coordinate subsets are generated according to the impurity components and the impurity contents, the N coordinate subsets are subjected to sequential treatment according to N precipitation temperatures, and a data base is provided for outputting an impurity data set after integration.
Obtaining N precipitation temperatures by carrying out precipitation attribute analysis on each component in the N impurity components, wherein the precipitation temperatures are temperatures corresponding to the completion of precipitation of the impurities;
The impurity is removed through heat treatment, can deposit when the impurity at certain temperature, and the precipitation temperature of different impurities is different, obtains through the precipitation temperature to the impurity to handle the impurity according to precipitation temperature, accomplish impurity removal. And obtaining the corresponding precipitation temperature according to the impurity components, obtaining the precipitation temperature, completing analysis of the precipitation attribute of each component in the impurity components, generating N coordinate subsets for the subsequent impurity components and impurity contents, carrying out serialization treatment on the N coordinate subsets according to the N precipitation temperatures, and outputting an impurity data set after integration to provide a data base.
Generating N coordinate subsets according to impurity components and impurity contents, carrying out serialization treatment on the N coordinate subsets according to the N precipitation temperatures, and outputting an impurity data set after integration;
Taking the impurity component as an x axis, taking the impurity content as a y axis, constructing a coordinate system to obtain an impurity component-impurity content coordinate system, inputting the impurity component and the impurity content corresponding to the impurity into the impurity component-impurity content coordinate system to obtain corresponding coordinates, inputting the impurity components and the impurity content of a plurality of impurities into the impurity component-impurity content coordinate system to obtain a plurality of points, and constructing the coordinate system to obtain a coordinate subset. And arranging the coordinate subsets according to the precipitation temperature, arranging the coordinate subsets according to the precipitation temperature from low to high to obtain an impurity data set, and establishing a temperature control optimizing response function for the follow-up impurity data set, wherein the temperature control optimizing response function provides a data basis by taking the sum of the time spent by N impurity precipitation as the minimum.
Establishing a temperature control optimizing response function according to the impurity data set, wherein the temperature control optimizing response function aims at the minimum sum of the time spent by the N impurities to be separated out;
According to the arrangement sequence of the impurity data sets, temperature control is carried out on the titanium alloy bar, then impurities are precipitated, the temperature can be stably increased, the stability of temperature control is enhanced, and the impurities can be maximally precipitated at the corresponding precipitation temperature. For example, for some impurities with similar precipitation temperatures, precipitation can be performed at the same temperature, and the temperature setting for the impurities is not required, so that time waste is caused, and the impurity treatment efficiency is reduced. Therefore, the impurity data set is required to be optimized, the impurity data set is processed by establishing a temperature control optimizing response function, the arrangement of the impurity data set is optimized, the temperature control optimizing response function aims to minimize the total time spent by precipitating a plurality of impurities, and the efficiency of impurity processing can be improved to the greatest extent by setting the temperature control response function.
Obtaining a preset heating temperature according to a temperature control module of the titanium alloy bar production system;
The temperature control module of the titanium alloy bar production system directly controls the temperature of the titanium alloy raw material, when the titanium alloy bar is subjected to impurity treatment, the titanium alloy raw material is required to be subjected to corresponding preset temperature treatment according to the heat treatment temperature of the titanium alloy bar, the temperature is adjusted according to the preset temperature treatment, the temperature is adjusted to be in a starting state, the highest temperature of heating is obtained, and the heating temperature range of the whole titanium alloy bar is obtained, wherein the heating temperature range is the preset heating temperature. The control range of the heating equipment in the whole heating process can be determined by setting the preset heating temperature, the stability of temperature control is ensured, and a response result of a temperature control optimizing response function is obtained for the follow-up preset heating temperature, wherein the response result comprises a plurality of temperature control nodes to provide a data base.
Obtaining a response result of the temperature control optimizing response function according to the preset heating temperature, wherein the response result comprises a plurality of temperature control nodes;
acquiring a preset heating temperature, determining a temperature heating range, and acquiring a temperature node of the preset heating temperature according to a response result of the temperature control optimizing response function. The temperature control optimizing response function result is an optimized impurity data set obtained by processing an impurity data set through the optimizing response function, precipitation temperatures corresponding to a plurality of impurities exist in the optimized impurity data set, the precipitation temperatures are identified in a preset heating temperature, a plurality of precipitation temperature identification results are obtained, corresponding impurities and precipitation temperatures of the impurities are obtained according to the precipitation temperature identification results, the precipitation temperatures corresponding to the impurities are obtained, the precipitation temperatures are temperature control nodes, and a plurality of temperature control nodes are obtained. The temperature control nodes are obtained, and a data basis is provided for the subsequent temperature control of the titanium alloy raw material based on a plurality of temperature control nodes.
And controlling the temperature of the titanium alloy raw material based on the temperature control nodes.
According to the temperature control nodes, the heating equipment of the titanium alloy raw material is controlled, the control nodes are arranged in a sequencing mode from low temperature to high temperature, when the temperature control module of the titanium alloy raw material reads the lowest temperature, the heating equipment of the titanium alloy raw material is controlled, the temperature is heated to the lowest temperature, after impurity treatment of the temperature is completed, the next temperature control node of the temperature control node with the lowest temperature is obtained according to the sequence, the heating equipment of the titanium alloy raw material is controlled to heat the temperature corresponding to the next temperature control node, and the temperature control of all the temperature control nodes is completed by pushing the next temperature control node until the temperature control of the titanium alloy raw material is completed, the impurity is treated in a mode of gradually increasing according to the sequence, the stability of the temperature control can be guaranteed, and the quality of the titanium alloy raw material is further improved.
Further, the method further comprises:
Establishing a temperature control optimizing response function, wherein the temperature control optimizing response function comprises a time length cost function, and the time length cost function is established according to impurity contents and precipitation temperatures corresponding to the N impurity components;
Acquiring N cost response results corresponding to the N impurity components according to the duration cost function;
and optimizing the N cost response results by taking the preset heating temperature as a boundary value, and outputting the plurality of temperature control nodes, wherein each temperature control node correspondingly comprises a duration.
When the temperature control optimizing response function is constructed, a long cost function is constructed firstly, the long cost function is constructed according to impurity contents corresponding to a plurality of impurity components and the precipitation temperature of the impurity components, wherein the impurity contents are the precipitation amounts of the impurity components at the corresponding temperatures, and the long cost function represents the precipitation amounts of the impurity components at different temperatures. And respectively inputting a plurality of impurity components into the duration cost function according to the duration cost function to obtain an output result which is a plurality of corresponding cost response results. And taking the preset heating temperature as the critical value of the upper and lower bounds, and optimizing the cost response results within the preset heating temperature range to obtain a plurality of temperature control nodes, wherein the temperature control nodes are time periods with a certain duration. The temperature control nodes are obtained, and a data basis is provided for the subsequent temperature control of the titanium alloy raw material based on a plurality of temperature control nodes.
Further, the method further comprises:
acquiring an initialization node according to the N cost response results, wherein the initialization node comprises a control temperature and a control time length corresponding to the impurity component with the lowest temperature;
judging whether the initialization node is aggregated with the next node, and if the initialization node is not aggregated with the next node, outputting the initialization node as a temperature control node obtained by optimizing.
And acquiring a plurality of cost response results, and extracting impurity related information in the cost response results to obtain an initialization node. The initialization node comprises a control temperature and a control time length corresponding to the lowest impurity component, and the temperature is not a constant value but a time period because the impurity is precipitated at a certain temperature, the minimum temperature and the highest temperature exist in the time period, the minimum temperature is obtained, namely the lowest temperature is controlled, the time required by the impurity to be completely precipitated in the temperature range is obtained, namely the control time length, and the control time length and the lowest temperature form the initialization node. Acquiring an initial node and a next node of the initial node, and performing aggregation judgment on the two adjacent nodes, namely judging that the two nodes can be combined into the same node, wherein the judgment basis is that the control temperatures of the two nodes are similar, and the precipitation of impurities corresponding to the two nodes can be completed in the control time length of the larger one of the two nodes, namely, the aggregation can be represented, and if the aggregation cannot be represented, the aggregation cannot be represented. And when judging that polymerization cannot be performed, outputting the initialized node as a temperature control node obtained by optimizing to obtain the temperature control node after optimizing. By aggregating a plurality of initialization nodes, the treatment efficiency of the whole impurity can be greatly improved, and the efficiency of the whole system is further improved.
Further, the method further comprises:
Determining a next node, wherein the next node corresponds to a control temperature and a control duration corresponding to the impurity component with the lowest temperature;
calculating impurity precipitation probability of the initialization node based on the conditions of the control temperature and the control time length of the next node, wherein the impurity precipitation probability is the precipitation completion probability of the impurity components corresponding to the initialization node;
and when the impurity precipitation probability is smaller than or equal to the initial impurity precipitation probability of the initialization node, the initialization node and the next node are not aggregated.
The next node of the initialization node is obtained, the control temperature and the control time length corresponding to the impurity component with the lowest temperature corresponding to the next node are extracted, the control temperature and the control time length corresponding to the impurity component with the lowest temperature corresponding to the next node are used as the control temperature and the control time length of the initialization node, the impurity precipitation probability of the initialization node is calculated under the control temperature and the control time length, and the impurity precipitation probability is the precipitation completion probability of the impurity component corresponding to the initialization node. The precipitation completion probability is calculated by dividing the current precipitation amount by the total precipitation amount, and is used as the impurity precipitation probability. If the impurity precipitation probability is smaller than the initial impurity precipitation probability of the initialization node, the fact that the precipitation effect of the initialization node after aggregation is not as good as that of the initialization node is indicated, impurities cannot be removed cleanly, aggregation is conducted on the initialization node, judgment is completed, the impurity removal effect is further improved, and the quality of the titanium alloy raw material is improved.
Further, the method further comprises:
When the impurity precipitation probability is larger than the initial impurity precipitation probability of the initialization node, the aggregation of the next node and the initialization node is accepted;
and after the next node and the initialization node are aggregated, an aggregation cost response result is obtained, and the rest N-2 nodes are sequentially optimized according to the aggregation cost response result until the temperature control nodes are output.
When the impurity precipitation probability is larger than that of the initialization node, the initialization node can complete all precipitation of impurities after aggregation, namely, the next node and the initialization node are aggregated. And aggregating the next node and the initialization node to obtain an aggregation result, wherein the aggregation result is an aggregation cost response result. And discharging the aggregation cost response result, reducing two initialization nodes in the plurality of initialization nodes, sequentially optimizing the aggregation cost response result and the rest of initialization nodes, acquiring an optimizing result, and obtaining a plurality of temperature control nodes until all the initialization nodes finish optimizing. All the initialized nodes are optimized, and the adjacent nodes are aggregated, so that the impurity treatment efficiency can be greatly improved, and the overall system efficiency is further improved.
Further, the method further comprises:
Acquiring an environmental impact factor of temperature control of the titanium alloy raw material;
Randomly perturbing the impurity precipitation probability calculated by the initialization node according to the environment influence factor serving as a perturbation factor, obtaining the perturbed impurity precipitation probability, and judging the perturbed impurity precipitation probability and the initial impurity precipitation probability of the initialization node.
Multiple interferences can occur in actual impurity removal operation, and the interference factors are environmental interference factors, the environmental interference factors are dataized, the follow-up data calculation is conveniently carried out according to the environmental factors, the influence of the environmental factors on the temperature control of the titanium alloy raw material is more intuitively represented, and the environmental influence factors are obtained. The method comprises the steps of taking an environmental impact factor as a disturbance factor, adding the disturbance factor into impurity precipitation probability calculation, randomly disturbing the impurity precipitation probability of a calculation initialization node, obtaining a disturbance impurity precipitation probability calculation result after disturbance, namely the disturbance impurity precipitation probability after disturbance, and judging the disturbance impurity precipitation probability and the initial impurity precipitation probability of the initialization node to obtain a judgment result, wherein the judgment result is added with the environmental impact factor, so that the temperature control of the titanium alloy raw material in the actual situation can be reflected more truly, and the stability of the temperature control is improved.
Further, the method further comprises:
Wherein, For the probability of precipitation of the impurities,For controlling the temperature based on the correspondence of the next nodeImpurity precipitation completion degree of (2); for the control temperature corresponding to the current node Is characterized in that the degree of completion of impurity precipitation,For controlling the temperature duration, ifThe next node merges with the current node.
The probability of impurity precipitation is controlled by the control temperature corresponding to the next nodeThe impurity precipitation degree of the next node is obtained, and the corresponding impurity precipitation completion degree is obtained according to the precipitation degree of the next nodeAcquiring the control temperature corresponding to the current nodeImpurity precipitation completion degree of (2)The impurity precipitation completion degree of the next node is subtracted from the impurity precipitation completion degree of the current node to obtainAnd the difference of the precipitation completion degree and the temperature control time length are divided and the opposite number is made, which means that if the impurity precipitation completion degree of the next node is higher than the current impurity precipitation completion degree, the exponential function based on e is taken as an increasing function, and the corresponding impurity precipitation probability is taken as a qualified value, namelyAnd fusing the next node with the current node. The node aggregation is judged through the impurity precipitation probability formula, so that the accuracy of the node aggregation and the quality of the titanium alloy raw material can be improved, and the overall efficiency of the system is further improved.
Example two
Based on the same inventive concept as the impurity control method of producing a titanium alloy bar in the foregoing embodiments, as shown in fig. 2, the present application provides an impurity control system for producing a titanium alloy bar, the system comprising:
impurity detection module 11: the impurity detection module 11 is used for carrying out component detection on the titanium alloy raw material by using an energy spectrometer to obtain N impurity components and N impurity contents;
Attribute analysis module 12: the attribute analysis module 12 is configured to obtain N precipitation temperatures by performing precipitation attribute analysis on each of the N impurity components, where the precipitation temperatures are temperatures at which precipitation of impurities is completed;
The data collection module 13: the data collection module 13 is configured to generate N coordinate subsets according to impurity components-impurity contents, perform serialization processing on the N coordinate subsets according to the N precipitation temperatures, and output an impurity data collection after integration;
Response function module 14: the response function module 14 is configured to establish a temperature control optimizing response function according to the impurity data set, where the temperature control optimizing response function targets that a sum of time durations taken by the N impurities to be separated out is minimum;
Heating temperature module 15: the heating temperature module 15 is used for obtaining a preset heating temperature according to a temperature control module of the titanium alloy bar production system;
the response result module 16: the response result module 16 is configured to obtain a response result of the temperature control optimizing response function at the preset heating temperature, where the response result includes a plurality of temperature control nodes;
Temperature control module 17: the temperature control module 17 is configured to control the temperature of the titanium alloy raw material based on the plurality of temperature control nodes.
Further, the system further comprises:
Establishing a temperature control optimizing response function, wherein the temperature control optimizing response function comprises a time length cost function, and the time length cost function is established according to impurity contents and precipitation temperatures corresponding to the N impurity components;
Acquiring N cost response results corresponding to the N impurity components according to the duration cost function;
and optimizing the N cost response results by taking the preset heating temperature as a boundary value, and outputting the plurality of temperature control nodes, wherein each temperature control node correspondingly comprises a duration.
Further, the system further comprises:
acquiring an initialization node according to the N cost response results, wherein the initialization node comprises a control temperature and a control time length corresponding to the impurity component with the lowest temperature;
judging whether the initialization node is aggregated with the next node, and if the initialization node is not aggregated with the next node, outputting the initialization node as a temperature control node obtained by optimizing.
Further, the system further comprises:
Determining a next node, wherein the next node corresponds to a control temperature and a control duration corresponding to the impurity component with the lowest temperature;
calculating impurity precipitation probability of the initialization node based on the conditions of the control temperature and the control time length of the next node, wherein the impurity precipitation probability is the precipitation completion probability of the impurity components corresponding to the initialization node;
and when the impurity precipitation probability is smaller than or equal to the initial impurity precipitation probability of the initialization node, the initialization node and the next node are not aggregated.
Further, the system further comprises:
and after the next node and the initialization node are aggregated, an aggregation cost response result is obtained, and the rest N-2 nodes are sequentially optimized according to the aggregation cost response result until the temperature control nodes are output.
Further, the system further comprises:
Acquiring an environmental impact factor of temperature control of the titanium alloy raw material;
Randomly perturbing the impurity precipitation probability calculated by the initialization node according to the environment influence factor serving as a perturbation factor, obtaining the perturbed impurity precipitation probability, and judging the perturbed impurity precipitation probability and the initial impurity precipitation probability of the initialization node.
Further, the system further comprises:
Wherein, For the probability of precipitation of the impurities,For controlling the temperature based on the correspondence of the next nodeImpurity precipitation completion degree of (2); for the control temperature corresponding to the current node Is characterized in that the degree of completion of impurity precipitation,For controlling the temperature duration, ifThe next node merges with the current node.
From the foregoing detailed description of a method for controlling impurities in producing a titanium alloy rod, those skilled in the art will clearly understand that a method for controlling impurities in producing a titanium alloy rod in this embodiment is relatively simple in description, and the relevant points refer to the description of the method section for the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. An impurity control method for producing a titanium alloy bar, the method comprising:
detecting components of the titanium alloy raw material by using an energy spectrometer to obtain N impurity components and N impurity contents;
Obtaining N precipitation temperatures by carrying out precipitation attribute analysis on each component in the N impurity components, wherein the precipitation temperatures are temperatures corresponding to the completion of precipitation of the impurities;
Generating N coordinate subsets according to impurity components and impurity contents, carrying out serialization treatment on the N coordinate subsets according to the N precipitation temperatures, and outputting an impurity data set after integration;
establishing a temperature control optimizing response function according to the impurity data set, wherein the temperature control optimizing response function aims at the minimum sum of the time spent by the N impurities to be separated out;
obtaining a preset heating temperature according to a temperature control module of the titanium alloy bar production system;
Obtaining a response result of the temperature control optimizing response function according to the preset heating temperature, wherein the response result comprises a plurality of temperature control nodes;
and controlling the temperature of the titanium alloy raw material based on the temperature control nodes.
2. The method of claim 1, wherein the method further comprises:
Establishing a temperature control optimizing response function, wherein the temperature control optimizing response function comprises a time length cost function, and the time length cost function is established according to impurity contents and precipitation temperatures corresponding to the N impurity components;
Acquiring N cost response results corresponding to the N impurity components according to the duration cost function;
and optimizing the N cost response results by taking the preset heating temperature as a boundary value, and outputting the plurality of temperature control nodes, wherein each temperature control node correspondingly comprises a duration.
3. The method of claim 2, wherein optimizing the N cost response results with the preset heating temperature as a threshold value, the method further comprising:
acquiring an initialization node according to the N cost response results, wherein the initialization node comprises a control temperature and a control time length corresponding to the impurity component with the lowest temperature;
judging whether the initialization node is aggregated with the next node, and if the initialization node is not aggregated with the next node, outputting the initialization node as a temperature control node obtained by optimizing.
4. The method of claim 3, wherein determining whether the initialization node is aggregated with a next node comprises:
Determining a next node, wherein the next node corresponds to a control temperature and a control duration corresponding to the impurity component with the lowest temperature;
calculating impurity precipitation probability of the initialization node based on the conditions of the control temperature and the control time length of the next node, wherein the impurity precipitation probability is the precipitation completion probability of the impurity components corresponding to the initialization node;
and when the impurity precipitation probability is smaller than or equal to the initial impurity precipitation probability of the initialization node, the initialization node and the next node are not aggregated.
5. The method of claim 4, wherein the aggregation of the next node with the initialization node is accepted when the impurity precipitation probability is greater than an initial impurity precipitation probability of the initialization node;
and after the next node and the initialization node are aggregated, an aggregation cost response result is obtained, and the rest N-2 nodes are sequentially optimized according to the aggregation cost response result until the temperature control nodes are output.
6. The method of claim 4, wherein the method further comprises:
Acquiring an environmental impact factor of temperature control of the titanium alloy raw material;
Randomly perturbing the impurity precipitation probability calculated by the initialization node according to the environment influence factor serving as a perturbation factor, obtaining the perturbed impurity precipitation probability, and judging the perturbed impurity precipitation probability and the initial impurity precipitation probability of the initialization node.
7. The method of claim 5, wherein the method further comprises: Wherein, For the probability of precipitation of the impurities,For controlling the temperature based on the correspondence of the next nodeImpurity precipitation completion degree of (2); for the control temperature corresponding to the current node Is characterized in that the degree of completion of impurity precipitation,For controlling the temperature duration, ifThe next node merges with the current node.
8. An impurity control system for producing a titanium alloy bar, the system comprising:
impurity detection module: detecting components of the titanium alloy raw material by using an energy spectrometer to obtain N impurity components and N impurity contents;
And the attribute analysis module is used for: obtaining N precipitation temperatures by carrying out precipitation attribute analysis on each component in the N impurity components, wherein the precipitation temperatures are temperatures corresponding to the completion of precipitation of the impurities;
And a data collection module: generating N coordinate subsets according to impurity components and impurity contents, carrying out serialization treatment on the N coordinate subsets according to the N precipitation temperatures, and outputting an impurity data set after integration;
And a response function module: establishing a temperature control optimizing response function according to the impurity data set, wherein the temperature control optimizing response function aims at the minimum sum of the time spent by the N impurities to be separated out;
and a heating temperature module: obtaining a preset heating temperature according to a temperature control module of the titanium alloy bar production system;
and a response result module: obtaining a response result of the temperature control optimizing response function according to the preset heating temperature, wherein the response result comprises a plurality of temperature control nodes;
and a temperature control module: and controlling the temperature of the titanium alloy raw material based on the temperature control nodes.
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| CN118276620A true CN118276620A (en) | 2024-07-02 |
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