CN106650086A - Indirect air cooling system numerical simulation platform based on FLUENT software - Google Patents
Indirect air cooling system numerical simulation platform based on FLUENT software Download PDFInfo
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- CN106650086A CN106650086A CN201611184605.6A CN201611184605A CN106650086A CN 106650086 A CN106650086 A CN 106650086A CN 201611184605 A CN201611184605 A CN 201611184605A CN 106650086 A CN106650086 A CN 106650086A
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- air cooling
- numerical simulation
- cooling system
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- fluent
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
- G06F30/23—Design optimisation, verification or simulation using finite element methods [FEM] or finite difference methods [FDM]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
Abstract
The invention relates to the field of indirect air cooling systems, in particular to an indirect air cooling system numerical simulation platform based on FLUENT software. The platform comprises a CATIA modeling, Gridgen mesh generation, Fluent flow field information calculation and Tecplot data post-processing. The platform has the advantages that automatic computer operation is achieved by replacing a large number of program operations completely and manually through original program and personnel interaction, and the simulation platform is formed. The efficient, rapid and accurate indirect air cooling system numerical value research platform is developed, a technicist utilizes the platform for performing CFD numerical simulation of the indirect air cooling system, and the design efficiency can be greatly improved.
Description
Technical field
The present invention relates to indirect air cooling system field, more particularly to a kind of indirect air cooling system number based on FLUENT softwares
Value analog platform.
Background technology
Using CFD（Computational fluid dynamics）Technology carries out numerical simulation to designed indirect air cooling system, can obtain
Obtain the Flow and heat flux point under the influence of certain space arrangement and ambient wind, around indirect dry cooling tower inside and indirect cool tower
Cloth, obtains the three-dimensional character parameter that ambient wind affects on indirect cool tower, can be used for instruct and improved design project, be design more
Become reasonable.
Currently, the important technical during CFD technologies have become modern industry flowing and heat transfer research, with efficiently,
Quickly, various advantages such as accurate.Fluent softwares are that in the world technology is most ripe, occupation rate of market highest commercial CFD code.
CFD numerical simulations are mainly concerned with Geometric Modeling, stress and strain model, physical modeling, numerical solution and Data Post 5
Individual process.Wherein Geometric Modeling, stress and strain model need to spend substantial amounts of manpower and time, and need researcher to have what is enriched
CFD experiences can cut all relatively reasonable grid distribution of density, quality and quantity；Physical modeling and numerical solution it is reasonable
Setting needs researcher to have flowing heat transfer physical phenomenon and numerical computation method to be better understood from；Data Post is also required to
Devote a tremendous amount of time.Although part is commercialized CFD software, there is still a need for researcher has more deep fluid
Mechanical knowledge and computational mathematics knowledge frequently are enough used well.
Work above, professional and technical personnel is difficult to grasp.
At present, it is domestic in large power plant bidding period and design phase, the three-dimensional digital-to-analogue of environment wind effect is received to big tower
Calculating provides analysis result, but all fairly simple, is commission scientific research department and calculates, and each designing institute there is no at present independent calculating
Ability.Completed using the outer the Venezuelan side's formula of individual works more than each designing institute of digital-to-analogue evaluation work.
The content of the invention
In order to solve the problems, such as prior art, the present invention proposes indirect air cooling system of the threshold value based on FLUENT softwares
Numerical simulation platform.By 4 fatware（CATIA、GRIDGEN、FLUENT、TECPLOT）Operation incorporation engineering require carry out two
Secondary exploitation, a large amount of procedure operation that will originally have program staff's interaction to be accomplished manually, realizes the automatic running of computer, forms this
The analog platform of invention.
The technical scheme is that：
A kind of indirect air cooling system numerical simulation platform based on FLUENT softwares includes that CATIA modelings, Gridgen grids are drawn
Divide, Fluent information of flow is calculated and Tecplot Data Posts, concretely comprise the following steps：
Step 1, open platform, user enter initial data inputting interface, by process data, air cooling tower parameter, desulfurizing tower parameter,
The section of factory building parameter and output is required in input platform；
Step 2, clicks on operation modeling software, platform and calls CATIA modeling softwares to be automatically performed model automatically to set up work, and
Model intermediate file is formed, air cooling tower * .iges files, desulfurizing tower * .iges files, factory building * .iges files is respectively obtained；
Step 3, clicks on operation stress and strain model software, and platform calls GRIDGEN stress and strain model softwares, obtained according to step 1 automatically
* .iges files, air cooling tower physical model, desulfurizing tower physical model and factory building physical model are carried out Gridgen grids draw
Point, the stress and strain model work needed for workflow management is completed, and stress and strain model data intermediate file is uploaded, output * .Grid grid texts
Part；
Step 4, clicks on operation Flow Field Calculation software, and platform calls FLUENT softwares to carry out flow field analysis automatically, according to v.c/jou
The * .Grid grid files that file and step 3 are obtained, arrange numerical simulation primary condition, and start numerical simulation calculation, are based on
FLUENT softwares calculate Fluent information of flow for the output interface that user requires in advance, and Flow Field Calculation result is read automatically,
And Flow Field Calculation destination file is generated, obtain * .dat and * .cas files；
Step 5, the * .dat and * .cas files that step 4 is obtained are imported in TECPLOT the poster processing softs, are required according to user defeated
Go out the Flow Field Calculation result and graphic file of customer relationship；
Step 6, run parallel end.
The v.c/jou files are script operating file, and the script operating file is autoexec, for reading automatically
Boundary condition parameter is taken, computation scheme is set, section information of output etc. is required.
The step 5, carries out Tecplot Data Posts, exports the temperature cloud picture and stream of air cooling tower, desulfurizing tower and factory building
Field cloud atlas.The air cooling tower parameter, desulfurizing tower parameter and factory building parameter are respectively indirect cool tower geometric shape size, desulfurizing tower geometry
Appearance and size and factory building parametric geometry appearance and size, for determining the structure member of finite element analysis need to be carried out, arrange definition with
The corresponding geometric parameter list of indirect air cooling structure member, presets geometric parameter numerical value therein.
Gridgen stress and strain models are carried out in the step 3, lattice number is between 300,000-32 ten thousand.
Gridgen stress and strain models are carried out in the step 3, lattice number is between 31.5 ten thousand.
The invention has the beneficial effects as follows：A large amount of procedure operation that the present invention will originally have program staff's interaction to be accomplished manually,
The automatic running of computer is realized, the analog platform of the present invention is formed；Develop it is a set of efficiently, fast and accurately indirect air cooling
System value research platform, technical staff carries out the CFD numerical simulations of indirect air cooling system using the platform, can greatly carry
High design efficiency.
Description of the drawings
Fig. 1 is the flow chart of the present invention.
Specific embodiment
As shown in Figure 1, it is of the invention by 4 fatware（CATIA、GRIDGEN、FLUENT、TECPLOT）Operation combine work
Range request carries out secondary development, a large amount of procedure operation that will originally have program staff's interaction to be accomplished manually, and realizes computer oneself
Dynamic operation, forms the analog platform of the present invention.
A kind of indirect air cooling system numerical simulation platform based on FLUENT softwares includes CATIA modelings, Gridgen grids
Divide, Fluent information of flow is calculated and Tecplot Data Posts, concretely comprise the following steps：
Step 1, according to air cooling tower formal parameter, desulfurizing tower formal parameter and factory building formal parameter, carries out CATIA modelings, respectively
Obtain air cooling tower * .iges files, desulfurizing tower * .iges files, factory building * .iges files；
Step 2, * .iges files that step 1 is obtained import gambit or ICEM front processors, to air cooling tower physical model,
Desulfurizing tower physical model and factory building physical model carry out Gridgen stress and strain models, export * .Grid grid files；
Step 3, according to the * .Grid grid files that v.c/jou files and step 2 are obtained, arranges numerical simulation primary condition, and
Start numerical simulation calculation, Fluent information of flow is calculated based on FLUENT softwares, obtain * .dat and * .cas files；
Step 4, the * .dat and * .cas files that step 3 is obtained import Tecplot and process in software, carry out Tecplot data
Post processing, exports the temperature cloud picture and flow field cloud atlas of air cooling tower, desulfurizing tower and factory building.
Gridgen stress and strain models are carried out in the step 3, lattice number is between 300,000-32 ten thousand.
Gridgen stress and strain models are carried out in the step 3, lattice number is between 31.5 ten thousand.
The course of work of the present invention is summarized as follows：
1st, open platform, user enter initial data inputting interface, by process data, cooling tower formal parameter, factory building parameter, its
Its structures formal parameter, section requirement of output etc..
2nd, click on operation modeling software, platform and call CATIA modeling softwares to be automatically performed model automatically to set up work, and
Form model intermediate file.
3rd, operation stress and strain model software is clicked on, platform calls GRIDGEN stress and strain model softwares, completes workflow management institute automatically
The stress and strain model work for needing, and upload stress and strain model data intermediate file.
4th, operation Flow Field Calculation software is clicked on, platform calls FLUENT softwares to carry out flow field analysis automatically, and for user
The output interface for requiring in advance reads Flow Field Calculation result automatically, and generates Flow Field Calculation destination file.
5th, the poster processing soft is entered（TECPLOT）, can according to user require output customer relationship Flow Field Calculation result and
Graphic file.
6th, platform end of run.
The present invention is automatically performed by the complicated operation of original programmer by the platform, realizes engineers and technicians'
Can use, greatly improve design efficiency.
Above-described is only the preferred embodiment of the present invention, it is noted that for a person skilled in the art,
Under the premise of without departing from general idea of the present invention, some changes and improvements can also be made, these should also be considered as the present invention's
Protection domain.
Claims (6)
1. a kind of indirect air cooling system numerical simulation platform based on FLUENT softwares, it is characterised in that：Model including CATIA,
Gridgen stress and strain models, Fluent information of flow are calculated and Tecplot Data Posts, are concretely comprised the following steps：
Step 1, open platform, user enter initial data inputting interface, by process data, air cooling tower parameter, desulfurizing tower parameter,
The section of factory building parameter and output is required in input platform；
Step 2, clicks on operation modeling software, platform and calls CATIA modeling softwares to be automatically performed model automatically to set up work, and
Model intermediate file is formed, air cooling tower * .iges files, desulfurizing tower * .iges files, factory building * .iges files is respectively obtained；
Step 3, clicks on operation stress and strain model software, and platform calls GRIDGEN stress and strain model softwares, obtained according to step 1 automatically
* .iges files, air cooling tower physical model, desulfurizing tower physical model and factory building physical model are carried out Gridgen grids draw
Point, the stress and strain model work needed for workflow management is completed, and stress and strain model data intermediate file is uploaded, output * .Grid grid texts
Part；
Step 4, clicks on operation Flow Field Calculation software, and platform calls FLUENT softwares to carry out flow field analysis automatically, according to v.c/jou
The * .Grid grid files that file and step 3 are obtained, arrange numerical simulation primary condition, and start numerical simulation calculation, are based on
FLUENT softwares calculate Fluent information of flow for the output interface that user requires in advance, and Flow Field Calculation result is read automatically,
And Flow Field Calculation destination file is generated, obtain * .dat and * .cas files；
Step 5, the * .dat and * .cas files that step 4 is obtained are imported in TECPLOT the poster processing softs, are required according to user defeated
Go out the Flow Field Calculation result and graphic file of customer relationship；
Step 6, run parallel end.
2. the indirect air cooling system numerical simulation platform based on FLUENT softwares according to claim 1, it is characterised in that：
The v.c/jou files are script operating file, and the script operating file is autoexec, for reading perimeter strip automatically
Part parameter, the section information that computation scheme is set, output is required.
3. the indirect air cooling system numerical simulation platform based on FLUENT softwares according to claim 1, it is characterised in that：
The step 5, carries out Tecplot Data Posts, exports the temperature cloud picture and flow field cloud atlas of air cooling tower, desulfurizing tower and factory building.
4. the indirect air cooling system numerical simulation platform based on FLUENT softwares according to claim 1, it is characterised in that：
The air cooling tower parameter, desulfurizing tower parameter and factory building parameter are respectively indirect cool tower geometric shape size, desulfurizing tower geometric shape chi
Very little and factory building parametric geometry appearance and size, for determining the structure member that need to carry out finite element analysis, arranges definition and indirect sky
The corresponding geometric parameter list of air-cooled structure part, presets geometric parameter numerical value therein.
5. the indirect air cooling system numerical simulation platform based on FLUENT softwares according to claim 1, it is characterised in that：
Gridgen stress and strain models are carried out in the step 3, lattice number is between 300,000-32 ten thousand.
6. the indirect air cooling system numerical simulation platform based on FLUENT softwares according to claim 1, it is characterised in that：
Gridgen stress and strain models are carried out in the step 3, lattice number is between 31.5 ten thousand.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108509691A (en) * | 2018-03-12 | 2018-09-07 | 北京理工大学 | A method of annulus cylindricality geometrical model data file is imported into Tecplot softwares |
| CN108763794A (en) * | 2018-06-01 | 2018-11-06 | 北京航空航天大学 | A kind of heat analysis method being used for the thermotropic failure of circuit board product and reliability assessment |
| CN110232214A (en) * | 2019-05-09 | 2019-09-13 | 北京大学 | A kind of food pre-cooling Performance Evaluation and optimization method by numerical simulation |
| CN110263988A (en) * | 2019-06-06 | 2019-09-20 | 东南大学 | A kind of data run optimization method based on power plant desulphurization system |
| CN111666723A (en) * | 2020-05-23 | 2020-09-15 | 上海海洋大学 | Large-space all-air conditioning system optimization design method based on numerical simulation |
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| CN102831271A (en) * | 2012-08-28 | 2012-12-19 | 天津七所高科技有限公司 | Method for optimally designing powder spray room based on fluent software |
| CN103020337A (en) * | 2012-11-28 | 2013-04-03 | 河南科技大学东海硅产业节能技术研究院 | Method for controlling ore melting of electric heating furnace by utilizing parametric modeling |
| CN103150460A (en) * | 2013-04-03 | 2013-06-12 | 大唐(北京)能源管理有限公司 | System and method for structural analysis of indirect dry cooling tower |
| CN106227947A (en) * | 2016-07-26 | 2016-12-14 | 南京航空航天大学 | A kind of cooling tower inner surface Equivalent Wind Load obtaining value method |
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2016
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| CN102831271A (en) * | 2012-08-28 | 2012-12-19 | 天津七所高科技有限公司 | Method for optimally designing powder spray room based on fluent software |
| CN103020337A (en) * | 2012-11-28 | 2013-04-03 | 河南科技大学东海硅产业节能技术研究院 | Method for controlling ore melting of electric heating furnace by utilizing parametric modeling |
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| CN106227947A (en) * | 2016-07-26 | 2016-12-14 | 南京航空航天大学 | A kind of cooling tower inner surface Equivalent Wind Load obtaining value method |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108509691A (en) * | 2018-03-12 | 2018-09-07 | 北京理工大学 | A method of annulus cylindricality geometrical model data file is imported into Tecplot softwares |
| CN108509691B (en) * | 2018-03-12 | 2021-10-08 | 北京理工大学 | Method for importing circular cylindrical geometric model data file into Tecplot software |
| CN108763794A (en) * | 2018-06-01 | 2018-11-06 | 北京航空航天大学 | A kind of heat analysis method being used for the thermotropic failure of circuit board product and reliability assessment |
| CN110232214A (en) * | 2019-05-09 | 2019-09-13 | 北京大学 | A kind of food pre-cooling Performance Evaluation and optimization method by numerical simulation |
| CN110263988A (en) * | 2019-06-06 | 2019-09-20 | 东南大学 | A kind of data run optimization method based on power plant desulphurization system |
| CN111666723A (en) * | 2020-05-23 | 2020-09-15 | 上海海洋大学 | Large-space all-air conditioning system optimization design method based on numerical simulation |
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Address after: 450007 Zhengzhou Zhongyuan Road, Henan, No. 212 Applicant after: China Electric Power Construction Group Henan electric survey and Design Institute Co., Ltd. Address before: 450007 Zhengzhou Zhongyuan Road, Henan, No. 212 Applicant before: Hennan Electric Power Survey & Design Institute |
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Application publication date: 20170510 |
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