薄膜透气性测试中基于半导体的恒温控制

广东工业大学学报 ›› 2008, Vol. 25 ›› Issue (1): 69-72.

薄膜透气性测试中基于半导体的恒温控制

广东工业大学自动化学院；广东工业大学自动化学院广东广州510090；广东广州510090；

出版日期:2008-01-01 发布日期:2008-01-01

Constant Temperature Control Based on Thermoelectric Cooling Used in Gas Permeability Test

(Faculty of Automation,Guangdong University of Technology,Guangzhou 510090,China)

Online:2008-01-01 Published:2008-01-01

摘要/Abstract

摘要： 针对薄膜透气性测试气体透过量、气体渗透系数受环境温度影响较大的问题,综合运用了半导体制冷技术以及具有高性能模拟特性和数字处理能力并集成了高性能外设的新型SoC模拟信号处理单片机MSC1210的PID恒温控制为该测试提供恒温环境,有利于提高测试的准确度.

关键词: 薄膜透气性测试；半导体制冷； PID恒温控制；单片机MSC1210；

Abstract: Environment temperature can influence the test of Gas Permeability Characteristics of Plastic Film and Sheeting.This article provides PID constant temperature control based on the use of thermoelectric cooling and SCM-MSC1210,which is a new type analog signals processing SCM with such characteristic as high-powered simulation and digital processing ability.This can improve the accuracy of this test.

Key words: gas permeability test； thermoelectric cooling； PID constant temperature control； MSC1210 SCM.；

刘娜；汪仁煌；龚雄文；庞然； . 薄膜透气性测试中基于半导体的恒温控制[J]. 广东工业大学学报, 2008, 25(1): 69-72.

Liu Na,Wang Ren-huang,Gong Xiong-wen,Pang Ran. Constant Temperature Control Based on Thermoelectric Cooling Used in Gas Permeability Test[J]. Journal of Guangdong University of Technology, 2008, 25(1): 69-72.

参考文献

[1] 陈振林,孙中泉. 半导体制冷器原理与应用[J]. 微电子技术. 1999(05)

[1] 李刚[等]编著.高性能SoC模拟信号处理单片机MSC1210原理与开发应用[M]. 西安电子科技大学出版社, 2005

[2] 邹伯敏主编.自动控制理论[M]. 机械工业出版社, 2002

[3] 徐德胜编著.半导体制冷与应用技术[M]. 上海交通大学出版社, 1992

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