| 基于红外阵列传感器的电站锅炉空气预热器热点检测系统设计 |
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| 引用本文： | 梁炎明,李琦,吴军军,邓毅.基于红外阵列传感器的电站锅炉空气预热器热点检测系统设计[J].西安理工大学学报,2010,26(1):106-110. |
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| 作者姓名： | 梁炎明 李琦 吴军军 邓毅 |
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| 作者单位： | 西安理工大学自动化与信息工程学院,陕西,西安,710048 |
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| 摘 要： | 针对空气预热器移动式热点检测系统机构易"卡死"、热点检测严重滞后等问题,利用红外阵列传感器具有较宽测量范围的特点,提出一种固定式基于红外阵列传感器的热点检测方案.为满足红外阵列传感器Modbus通讯的需要,将电气装置设计为Modbus总线式结构.针对红外阵列传感器特点,提出了基于Dempster-Shafer(DS)证据理论的热点检测方法,该方法具有较高的检测精度.本方案与移动式检测方案相比较,在工作可靠性、热点检测精度等方面都有所提高.
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| 关 键 词： | 空气预热器 热点检测 红外阵列传感器 Modbus总线 DS证据理论 |
A Hot Spots Detection System of Power Plant Boiler Air Preheater Designed Based on Infrared Array Sensor |
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| LIANG Yan-ming,LI Qi,WU Jun-jun,DENG Yi.A Hot Spots Detection System of Power Plant Boiler Air Preheater Designed Based on Infrared Array Sensor[J].Journal of Xi'an University of Technology,2010,26(1):106-110. |
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| Authors: | LIANG Yan-ming LI Qi WU Jun-jun DENG Yi |
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| Institution: | LIANG Yan-ming,LI Qi,WU Jun-jun,DENG Yi (Faculty of Automation , Information Engineering,Xi\'an University of Technology,Xi\'an 710048,China) |
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| Abstract: | With the aim of such problems as the clogging and serious delay of hot detection easily occurred in the mobile hot spot detection system mechanism of air preheater,a fixed hot spot detection system based on an infrared array sensor with a wide measuring range is proposed in this paper.In order to meet the need of infrared array sensor communication based on Modbus protocol,electric apparatus is designed to Modbus bus-type structure.With the aim of the infrared array sensor features,a hot spot detection meth... |
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| Keywords: | air preheater spots detection infrared array sensor Modbus bus evidential theory |
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