CN114639289A - Centralized combined type calorifics experiment simulation system - Google Patents
Centralized combined type calorifics experiment simulation system Download PDFInfo
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- CN114639289A CN114639289A CN202210212174.9A CN202210212174A CN114639289A CN 114639289 A CN114639289 A CN 114639289A CN 202210212174 A CN202210212174 A CN 202210212174A CN 114639289 A CN114639289 A CN 114639289A
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Abstract
The invention belongs to the technical field of physical experiment simulation, and discloses a centralized combined type thermal experiment simulation system, which comprises: the system comprises a parameter acquisition module, a data preprocessing module, a central control module, a simulation model construction module, a grid division module, a simulation module, a multi-structure measurement module, a temperature control module, a data storage module and an update display module. The centralized combined type calorifics experiment simulation system provided by the invention has rich test functions, is time-saving and labor-saving, can accurately control the temperature of each structure in the centralized combined type calorifics experiment simulation system through the temperature controller, optimizes the design of the calorifics experiment simulation system, has strong practicability, and solves the problems that the traditional calorifics comprehensive experiment simulation system is less, the test functions are single, meanwhile, the temperature control is not accurate enough, the experiment process is time-consuming and labor-consuming, and the obtained data is not accurate enough.
Description
Technical Field
The invention belongs to the technical field of physical experiment simulation, and particularly relates to a centralized combined type thermal experiment simulation system.
Background
At present, a comprehensive thermal experimental instrument is a commonly used instrument in physics teaching, and the commonly used function of the comprehensive thermal experimental instrument is to measure the resistance of a thermistor at different temperatures. However, with the continuous and deep development of physical teaching, items including characteristic measurement of a material temperature sensor, characteristic measurement of a relationship between resistance and temperature of a material, measurement of a curie point of a ferromagnetic material, measurement of a thermal expansion coefficient of a metal material and the like are very important contents in teaching, and play a very important reference role in judging basic performance of the material. At present, the simulation system of the existing comprehensive experiment of the calorifics is less, the test function is single, meanwhile, the temperature control is not accurate enough, the experiment process is time-consuming and labor-consuming, and the obtained data is not accurate enough. Therefore, it is necessary to design a new simulation system for a centralized combined thermal experiment.
Through the above analysis, the problems and defects of the prior art are as follows: the existing simulation system for the comprehensive experiment of the thermal engineering is few, the test function is single, meanwhile, the temperature control is not accurate enough, the experiment process is time-consuming and labor-consuming, and the obtained data is not accurate enough.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a centralized combined thermal experiment simulation system.
The invention is realized in this way, a centralized combined thermal experiment simulation system, which comprises:
the parameter acquisition module is connected with the central control module and used for acquiring experiment parameters of the thermal experiment to be simulated through parameter acquisition equipment;
the data preprocessing module is connected with the central control module and used for carrying out aggregation processing on the acquired experimental parameters of the thermal experiment to be simulated through a data preprocessing program to obtain a thermal experiment parameter set;
the central control module is connected with the parameter acquisition module, the data preprocessing module, the simulation model construction module, the grid division module and the simulation module and is used for coordinating and controlling the normal operation of each module of the centralized combined thermal experiment simulation system through the central processing unit;
the simulation model building module is connected with the central control module and used for building a thermal experiment simulation model according to the thermal experiment parameter set obtained through preprocessing by a model building program;
the gridding module is connected with the central control module and used for gridding the constructed thermal experiment simulation model through a gridding program and decomposing the solving area into a proper number of units;
and the simulation module is connected with the central control module and used for carrying out simulation of the thermal experiment through the thermal experiment simulation model after grid division and generating a simulation report.
Further, the integrated combined thermal experiment simulation system further comprises:
the central control module is connected with the multi-structure measuring module, the temperature control module, the data storage module and the updating display module and is used for coordinating and controlling the normal operation of each module of the centralized combined thermal experiment simulation system through the central processing unit;
the multi-structure measuring module is connected with the central control module and is used for carrying out NTC thermistor measurement, PN junction measurement, AD590 measurement and PT100 measurement through various measuring devices;
the temperature control module is connected with the central control module and is used for controlling the temperature of each structure in the centralized combined thermal experiment simulation system through a temperature controller;
the data storage module is connected with the central control module and used for storing the acquired experiment parameters of the thermal experiment to be simulated, the thermal experiment parameter set, the thermal experiment simulation model, the grid division information, the simulation report, the multi-structure measurement result and the temperature control information through the memory;
and the updating display module is connected with the central control module and is used for updating and displaying the acquired experimental parameters of the thermal experiment to be simulated, the thermal experiment parameter set, the thermal experiment simulation model, the meshing information, the simulation report, the multi-structure measurement result and the real-time data of the temperature control information through the display.
Further, the experimental parameters of the thermal experiment to be simulated include: geometric parameters, material attributes and working condition information of the experimental instrument; wherein, the experimental apparatus comprises a thermal comprehensive experiment controller, a light-transmitting vacuum tube furnace and a temperature controller.
Further, the aggregating the acquired experiment parameters of the thermal experiment to be simulated through the data preprocessing program in the data preprocessing module comprises:
dividing the acquired experiment parameters of the thermal experiment to be simulated into a parameter file and an index file;
scanning the index files, extracting the index blocks meeting the time period conditions, and sorting according to the parameter file offset recorded in the index blocks;
and scanning the parameter file according to the ordered index block sequence, performing specified reading and calculation on the parameter block, and summarizing the calculation result to obtain a thermal experiment parameter set.
Further, the parameter file contains a plurality of time-series parameter blocks.
Further, the gridding the constructed thermal experiment simulation model through a gridding program in the gridding module comprises:
obtaining the constructed thermal experiment simulation model;
based on an ANSYS Workbench finite element analysis software Icepak module, carrying out grid unit type parameter setting on the thermal experiment simulation model by using FLUENT software grid units;
and assembling a set function module on the constructed thermal experiment simulation model to subdivide grids, and setting the size of an assembly transition area and the size of an assembly grid.
Further, the simulation of the thermal experiment performed by the thermal experiment simulation model after grid division in the simulation module includes:
simulating a thermal experiment process by using FLUENT software;
comparing the parameters of the FLUENT software grid unit with preset parameters;
and establishing a three-dimensional simulation model for the thermal experiment according to the scene parameters, loading a secondary development program, and dynamically demonstrating a numerical simulation result in a three-dimensional rendering mode.
It is another object of the present invention to provide a computer program product stored on a computer readable medium, comprising a computer readable program for providing a user input interface to apply the integrated thermal simulation system when executed on an electronic device.
It is another object of the present invention to provide a computer readable storage medium storing instructions which, when executed on a computer, cause the computer to apply the integrated combinatorial thermal experimental simulation system.
Another objective of the present invention is to provide an information data processing terminal, which is used for implementing the centralized combined thermal experiment simulation system.
By combining all the technical schemes, the invention has the advantages and positive effects that: the centralized combined type calorifics experiment simulation system provided by the invention has rich test functions, is time-saving and labor-saving, can accurately control the temperature of each structure in the centralized combined type calorifics experiment simulation system through the temperature controller, optimizes the design of the calorifics experiment simulation system, has strong practicability, and solves the problems that the traditional calorifics comprehensive experiment simulation system is less, the test function is single, meanwhile, the temperature control is not accurate enough, the experiment process is time-consuming and labor-consuming, and the obtained data is not accurate enough.
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In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of a centralized combined thermal experiment simulation system according to an embodiment of the present invention;
in the figure: 1. a parameter acquisition module; 2. a data preprocessing module; 3. a central control module; 4. a simulation model building module; 5. a mesh division module; 6. a simulation module; 7. a multi-structure measurement module; 8. a temperature control module; 9. a data storage module; 10. and updating the display module.
Fig. 2 is a flow chart of a simulation method for a centralized combined thermal experiment according to an embodiment of the present invention.
Fig. 3 is a flowchart of a method for aggregating acquired experimental parameters of a thermal experiment to be simulated by a data preprocessing module using a data preprocessing program according to an embodiment of the present invention.
Fig. 4 is a flowchart of a method for meshing a thermal experiment simulation model obtained by construction with a meshing module by using a meshing program according to an embodiment of the present invention.
Fig. 5 is a flowchart of a method for performing simulation of a thermal experiment by using a thermal experiment simulation model after meshing through a simulation module according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
In view of the problems in the prior art, the present invention provides a centralized combined thermal experiment simulation system, which is described in detail below with reference to the accompanying drawings.
As shown in fig. 1, a centralized combined thermal experiment simulation system provided by an embodiment of the present invention includes: the system comprises a parameter acquisition module 1, a data preprocessing module 2, a central control module 3, a simulation model construction module 4, a grid division module 5, a simulation module 6, a multi-structure measurement module 7, a temperature control module 8, a data storage module 9 and an update display module 10.
The parameter acquisition module 1 is connected with the central control module 3 and is used for acquiring experiment parameters of a thermal experiment to be simulated through parameter acquisition equipment;
the data preprocessing module 2 is connected with the central control module 3 and is used for performing aggregation processing on the acquired experimental parameters of the thermal experiment to be simulated through a data preprocessing program to obtain a thermal experiment parameter set;
the central control module 3 is connected with the parameter acquisition module 1, the data preprocessing module 2, the simulation model construction module 4, the grid division module 5, the simulation module 6, the multi-structure measurement module 7, the temperature control module 8, the data storage module 9 and the update display module 10, and is used for coordinating and controlling the normal operation of each module of the centralized combined thermal experiment simulation system through the central processing unit;
the simulation model building module 4 is connected with the central control module 3 and used for building a thermal experiment simulation model according to the thermal experiment parameter set obtained by preprocessing through a model building program;
the meshing module 5 is connected with the central control module 3 and used for meshing the constructed thermal experiment simulation model through a meshing program and decomposing a solving area into a proper number of units;
the simulation module 6 is connected with the central control module 3 and used for performing simulation of the thermal experiment through the thermal experiment simulation model subjected to grid division and generating a simulation report; (ii) a
The multi-structure measuring module 7 is connected with the central control module 3 and is used for carrying out NTC thermistor measurement, PN junction measurement, AD590 measurement and PT100 measurement through various measuring devices;
the temperature control module 8 is connected with the central control module 3 and is used for controlling the temperature of each structure in the centralized combined thermal experiment simulation system through a temperature controller;
the data storage module 9 is connected with the central control module 3 and is used for storing the acquired experimental parameters of the thermal experiment to be simulated, the thermal experiment parameter set, the thermal experiment simulation model, the meshing information, the simulation report, the multi-structure measurement result and the temperature control information through a memory;
and the updating display module 10 is connected with the central control module 3 and is used for updating and displaying the acquired experimental parameters of the thermal experiment to be simulated, the thermal experiment parameter set, the thermal experiment simulation model, the meshing information, the simulation report, the multi-structure measurement result and the real-time data of the temperature control information through the display.
As shown in fig. 2, the simulation method for a concentrated combined thermal experiment provided by the embodiment of the present invention includes the following steps:
s101, acquiring experiment parameters of a thermal experiment to be simulated by using parameter acquisition equipment through a parameter acquisition module; aggregating the acquired experimental parameters of the thermal experiment to be simulated by using a data preprocessing program through a data preprocessing module to obtain a thermal experiment parameter set;
s102, a central control module coordinates and controls normal operation of each module of the centralized combined thermal experiment simulation system by using a central processing unit; constructing a thermal experiment simulation model by using a simulation model construction module according to the thermal experiment parameter set obtained by preprocessing by using a model construction program;
s103, carrying out meshing on the constructed thermal experiment simulation model by using a meshing module through a meshing program, and decomposing a solving area into a proper number of units;
s104, performing simulation of the thermal experiment by using the thermal experiment simulation model subjected to grid division through a simulation module, and generating a simulation report;
s105, carrying out NTC thermistor measurement, PN junction measurement, AD590 measurement and PT100 measurement by using various measuring devices through a multi-structure measuring module; the temperature control module utilizes a temperature controller to control the temperature of each structure in the centralized combined thermal experiment simulation system;
s106, the experiment parameters of the thermal experiment to be simulated, the thermal experiment parameter set, the thermal experiment simulation model, the grid division information, the simulation report, the multi-structure measurement result and the temperature control information are stored and obtained by a data storage module through a memory;
and S107, updating and displaying the acquired experimental parameters of the thermal experiment to be simulated, the thermal experiment parameter set, the thermal experiment simulation model, the mesh division information, the simulation report, the multi-structure measurement result and the real-time data of the temperature control information by using the display through the updating and displaying module.
The experiment parameters of the thermal experiment to be simulated in step S101 provided by the embodiment of the present invention include: geometric parameters, material attributes and working condition information of the experimental instrument; wherein, the experimental apparatus comprises a thermal comprehensive experiment controller, a light-transmitting vacuum tube furnace and a temperature controller.
As shown in fig. 3, the aggregating, by the data preprocessing module and the data preprocessing program, of the experiment parameters of the thermal experiment to be simulated in step S101 according to the embodiment of the present invention includes:
s201, dividing the acquired experiment parameters of the thermal experiment to be simulated into a parameter file and an index file;
s202, scanning the index files, extracting the index blocks meeting the time period conditions, and sorting according to the parameter file offset recorded in the index blocks;
s203, scanning the parameter file according to the sorted index block sequence, performing appointed reading and calculation on the parameter blocks, and summarizing the calculation results to obtain a thermal experiment parameter set.
The parameter file provided by the embodiment of the invention comprises a plurality of time-series parameter blocks.
As shown in fig. 4, the gridding the constructed thermal experiment simulation model by the gridding module in step S103 according to the embodiment of the present invention with a gridding program includes:
s301, obtaining the constructed thermal experiment simulation model;
s302, based on an ANSYS Workbench finite element analysis software Icepak module, carrying out grid unit type parameter setting on the thermal experiment simulation model by using FLUENT software grid units;
and S303, assembling a set function module on the constructed thermal experiment simulation model to subdivide grids, and setting the size of an assembly transition region and the size of an assembly grid.
As shown in fig. 5, the simulation of the thermal experiment by the simulation module in step S104 using the gridded thermal experiment simulation model according to the embodiment of the present invention includes:
s401, simulating a thermal experiment process by using FLUENT software;
s402, comparing the parameters of the FLUENT software grid unit with preset parameters;
and S403, establishing a thermal experiment three-dimensional simulation model according to the scene parameters, loading a secondary development program, and dynamically demonstrating a numerical simulation result in a three-dimensional rendering mode.
In the above embodiments, the implementation may be wholly or partially realized by software, hardware, firmware, or any combination thereof. When used in whole or in part, can be implemented in a computer program product that includes one or more computer instructions. When loaded or executed on a computer, cause the flow or functions according to embodiments of the invention to occur, in whole or in part. The computer may be a general purpose computer, a special purpose computer, a network of computers, or other programmable device. The computer instructions may be stored in a computer readable storage medium or transmitted from one computer readable storage medium to another, for example, the computer instructions may be transmitted from one website site, computer, server, or data center to another website site, computer, server, or data center via wire (e.g., coaxial cable, fiber optic, Digital Subscriber Line (DSL), or wireless (e.g., infrared, wireless, microwave, etc.)). The computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device, such as a server, a data center, etc., that includes one or more of the available media. The usable medium may be a magnetic medium (e.g., floppy Disk, hard Disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., Solid State Disk (SSD)), among others.
The above description is only for the purpose of illustrating the present invention and the appended claims are not to be construed as limiting the scope of the invention, which is intended to cover all modifications, equivalents and improvements that are within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A centralized combined thermal experiment simulation system, comprising:
the parameter acquisition module is connected with the central control module and used for acquiring experiment parameters of the thermal experiment to be simulated through parameter acquisition equipment;
the data preprocessing module is connected with the central control module and used for carrying out aggregation processing on the acquired experimental parameters of the thermal experiment to be simulated through a data preprocessing program to obtain a thermal experiment parameter set;
the central control module is connected with the parameter acquisition module, the data preprocessing module, the simulation model construction module, the grid division module and the simulation module and is used for coordinating and controlling the normal operation of each module of the centralized combined thermal experiment simulation system through the central processing unit;
the simulation model building module is connected with the central control module and used for building a thermal experiment simulation model according to the thermal experiment parameter set obtained by preprocessing through a model building program;
the gridding module is connected with the central control module and used for gridding the constructed thermal experiment simulation model through a gridding program and decomposing the solving area into a proper number of units;
and the simulation module is connected with the central control module and used for carrying out simulation of the thermal experiment through the thermal experiment simulation model after grid division and generating a simulation report.
2. The integrated, combined thermal laboratory simulation system according to claim 1, further comprising:
the central control module is connected with the multi-structure measuring module, the temperature control module, the data storage module and the updating display module and is used for coordinating and controlling the normal operation of each module of the centralized combined thermal experiment simulation system through the central processing unit;
the multi-structure measuring module is connected with the central control module and is used for carrying out NTC thermistor measurement, PN junction measurement, AD590 measurement and PT100 measurement through various measuring devices;
the temperature control module is connected with the central control module and is used for controlling the temperature of each structure in the centralized combined thermal experiment simulation system through a temperature controller;
the data storage module is connected with the central control module and used for storing the acquired experimental parameters of the thermal experiment to be simulated, the thermal experiment parameter set, the thermal experiment simulation model, the grid division information, the simulation report, the multi-structure measurement result and the temperature control information through the memory;
and the updating display module is connected with the central control module and is used for updating and displaying the acquired experimental parameters of the thermal experiment to be simulated, the thermal experiment parameter set, the thermal experiment simulation model, the meshing information, the simulation report, the multi-structure measurement result and the real-time data of the temperature control information through the display.
3. The integrated combined thermal experiment simulation system of claim 1, wherein the experimental parameters of the thermal experiment to be simulated comprise: geometric parameters, material attributes and working condition information of the experimental instrument; wherein, the experimental apparatus comprises a thermal comprehensive experiment controller, a light-transmitting vacuum tube furnace and a temperature controller.
4. The integrated combined thermal experiment simulation system of claim 1, wherein the aggregating of the acquired experimental parameters of the thermal experiment to be simulated by the data preprocessing module via the data preprocessing procedure comprises:
dividing the acquired experiment parameters of the thermal experiment to be simulated into a parameter file and an index file;
scanning the index files, extracting the index blocks meeting the time period conditions, and sorting according to the parameter file offset recorded in the index blocks;
and scanning the parameter file according to the ordered index block sequence, performing specified reading and calculation on the parameter block, and summarizing the calculation result to obtain a thermal experiment parameter set.
5. The integrated, combined thermal experimental simulation system of claim 4 wherein the parameter file comprises a plurality of time series blocks of parameters.
6. The integrated, combined thermal laboratory simulation system according to claim 1, wherein said gridding module gridding said constructed thermal laboratory simulation model using a gridding program comprises:
acquiring the constructed thermal experiment simulation model;
based on an ANSYS Workbench finite element analysis software Icepak module, carrying out grid unit type parameter setting on the thermal experiment simulation model by using FLUENT software grid units;
and assembling a set function module on the constructed thermal experiment simulation model to subdivide grids, and setting the size of an assembly transition area and the size of an assembly grid.
7. The integrated combined thermal experimental simulation system of claim 1, wherein the simulation of the thermal experiment by the gridded thermal experimental simulation model in the simulation module comprises:
simulating a thermal experiment process by using FLUENT software;
comparing the parameters of the FLUENT software grid unit with preset parameters;
and establishing a three-dimensional simulation model for the thermal experiment according to the scene parameters, loading a secondary development program, and dynamically demonstrating a numerical simulation result in a three-dimensional rendering mode.
8. A computer program product stored on a computer readable medium, comprising a computer readable program for providing a user input interface for use with the combinatorial thermal simulation system of any of claims 1-7 when executed on an electronic device.
9. A computer readable storage medium storing instructions that, when executed on a computer, cause the computer to implement the integrated combinatorial thermal experimental simulation system of any one of claims 1-7.
10. An information data processing terminal, wherein the information data processing terminal is used for implementing the centralized combined thermal experiment simulation system according to any one of claims 1 to 7.
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| US20210264076A1 (en) * | 2020-02-20 | 2021-08-26 | Tokyo Electron Limited | Information processing system and simulation method |
| CN213400174U (en) * | 2020-09-22 | 2021-06-08 | 杭州大华仪器制造有限公司 | Multifunctional comprehensive experimental instrument for calorifics |
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