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粮库虫子测量电路的设计研究

ZHANG Ling-ling,XU Qing-gong

Journal of Luoyang University（2007）

Cited 23|Views5
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Abstract
利用时基集成电路NE555、发光二极管及光敏三极管等器件构成了虫子测量电路.当虫子通过光电传感器时,光电传感器输出高电平信号对脉冲信号进行计数,就实现了对虫子数量的统计.基于这种光电检测原理,设计了虫子测量电路.该装置的特点是电路简单、成本低廉、光电传感器制作容易、抗干扰能力强、工作稳定可靠,同时具有数显及数据远传等功能.
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Key words
detection circuit,design,light and electricity sensor
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