| 运用数值模拟技术预测喷油泵座铸件缩孔缩松缺陷 |
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| 引用本文： | 陈典红,骆楠生,董懿琼.运用数值模拟技术预测喷油泵座铸件缩孔缩松缺陷[J].南昌大学学报(工科版),2000,22(2):26-29. |
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| 作者姓名： | 陈典红 骆楠生 董懿琼 |
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| 作者单位： | 1. 南昌大学机电工程学院,江西,南昌,330029
2. 江西拖拉机厂,江西,南昌,330002 |
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| 摘 要： | 运用微型计算机和数值模拟技术，模拟了喷油泵座等球墨铸铁件的不同工艺方案的凝固过程，并模拟测度子型砂退让性值对铸件缩孔缩松的影响。实验结果和生产表明，该技术能准确模拟铸件的缩孔缩松缺陷，为铸工艺优化提供了科学的依据。
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| 关 键 词： | 数值模拟 喷油泵座 缩孔缩松 铸造 凝固 |
| 文章编号： | 1006-0456(2000)02—0026—04 |
| 修稿时间： | 1999-07-05 |
Predicting in Shrinking Cavity and Porosity Defects of the Spray-oil Pump Seat Casting Using Numerical Simulation Technique |
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| Chen Dianhong,Luo Nansheng,Dong Yiqiong.Predicting in Shrinking Cavity and Porosity Defects of the Spray-oil Pump Seat Casting Using Numerical Simulation Technique[J].Journal of Nanchang University(Engineering & Technology Edition),2000,22(2):26-29. |
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| Authors: | Chen Dianhong Luo Nansheng Dong Yiqiong |
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| Affiliation: | Chen Dianhong
;(Mechanical and Electronic Engineering School, Nanchang University, Nanchang 330029, China);Dong Yiqiong
;(Jiangxi Tractor Plant, Nanchang 330002, China) |
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| Abstract: | The solidification process of the spray-oil pump seat castings under the conditions of different technological designs has been simulated using microcomputer and numerical simulation technique,and some technology parameters influencing the quality of the casting are simulated and tested.The results of the simulation indicated that the technology can simulate accurately the location of shrinkage defects,which provides a scientific basis for optimizing technology of casting. |
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| Keywords: | numerical simulation spray- oil pump seat shrinking cavity and porosity |
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