| 工业部件密封性能检测装置的研究 |
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| 引用本文： | 李银华,安小宇,黄军垒.工业部件密封性能检测装置的研究[J].自动化与仪表,2010,25(5):11-13,30. |
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| 作者姓名： | 李银华 安小宇 黄军垒 |
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| 作者单位： | 1. 郑州轻工业学院,电气信息工程学院,郑州,450002
2. 郑州轻工业学院,电气信息工程学院,郑州,450002;郑州斯倍思机电有限公司,郑州,450002 |
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| 基金项目： | 河南省教育厅科技攻关项目 |
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| 摘 要： | 工业零部件气密性检测是一项重要的安全检测之一.该文介绍了气压式泄漏检测仪的工作原理和工作过程,针对现有仪器存在的缺陷,结合理想气体状态方程,从理论上讨论了温度对检测结果的影响,利用"温度等效泄漏"方法,推导了温度补偿算法.同时设计了一种数字信号处理器为核心的气密性检测系统,并给出了硬件电路结构及软件流程.最后对检测结果和测量误差进行对比分析.实测结果表明,系统测量精度明显提高,性能稳定可靠.
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| 关 键 词： | 气密性 差压检测 温度补偿 自动化 |
Research for Detecting Device of Industrial Components Sealing Property |
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| LI Yin-hua,AN Xiao-yu,HUANG Jun-lei.Research for Detecting Device of Industrial Components Sealing Property[J].Automation and Instrumentation,2010,25(5):11-13,30. |
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| Authors: | LI Yin-hua AN Xiao-yu HUANG Jun-lei |
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| Affiliation: | LI Yin-hua1,AN Xiao-yu1,HUANG Jun-lei1,2(1.College of Electrical , Information Engineering,Zhengzhou University of Light Industry,Zhengzhou 450002,China,2.Zhengzhou Spaceme Mechanical , Electrical Co.,Ltd.,China) |
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| Abstract: | The detection of the airtightness of the industrial parts is an important safety detection items.This paper introduces the working principle and the working process of the pressure-type leakage detector,the influence on the detection result by the temperature is theoretically discussed aiming at the defects of the existing instrument by combining the equations of state of ideal gas,the temperature compensation algorithm is deduced by utilizing the temperature equivalent leakage method.At the same time,an a... |
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| Keywords: | airtightness differential pressure detection temperature compensation automatic detection |
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