| 基于脉宽调制技术的温度测控仪 |
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| 引用本文： | 秦开宇,古天祥.基于脉宽调制技术的温度测控仪[J].电子测量与仪器学报,1998,12(4):22-26. |
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| 作者姓名： | 秦开宇 古天祥 |
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| 作者单位： | 电子科技大学自动化系!成都，610054，电子科技大学自动化系!成都，610054，电子科技大学自动化系!成都，610054 |
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| 摘 要： | 本文介绍了一种采用全数字式脉宽调制技术的温度压力测控仪的设计要点，包括一种新颖的电压脉宽转换器，ＰＷＭ控制输出接口，软件智能控制算示等的原理及设计。该仪器具有学习与自修正功能，使用中无需人工调节控制参数，经过长期运行表明，该仪器具有很好的测控精度和很高的可靠性。
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| 关 键 词： | 脉宽调制 数据采集 温度 压力 温度测控仪 |
A Novel Temperature Acquisition and Control Instrument Based on Pulse-width-modulation |
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| Qin Kaiyu, Gu Tianxiang, Chen Guangju.A Novel Temperature Acquisition and Control Instrument Based on Pulse-width-modulation[J].Journal of Electronic Measurement and Instrument,1998,12(4):22-26. |
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| Authors: | Qin Kaiyu Gu Tianxiang Chen Guangju |
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| Abstract: | The author describes the key technology of designing a temperature acquistion and control instrument, including princples of an A/D converter and a controlled output based on pulse-width-modulation, intelligent control algorithm. Experimental results show that the instrument contains the features of easy operation, high precision and reliability. |
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| Keywords: | Pulse-width-modulation Intelligent control Acquisition Temperature Pressure |
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