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基于单片机的超声波液位测控系统设计

毕业论文（设计）

基于单片机的超声波液位测控系统设计

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基于单片机的超声波液位测控系统设计

摘 要

本设计从现代化计算机控制技术入手，利用单片机的强大智能功能，通过完整的软件与硬件的结合，阐述了一种先进液位测量系统。

根据超声波传感器的特点，设计出一套适合实验室条件下的液位测量设备，主要通过单片机、超声波传感器测量锅炉液位。本次设计选择的电器设备有单片机、超声波传感器，D/A转换器等，设计硬件控制流程图、控制电路图以及软件中的主程序流程图。通过系统模拟实验表明：该系统设计合理，自动化程度高，实验过程时间短，工作稳定可靠，基本满足了设计的相关要求。

关键词：液位测量；单片机；超声波传感器

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基于单片机的超声波液位测控系统设计

ABSTRAT

This design obtains from the modernization computer control technology, using monolithic integrated circuit's formidable intelligent function, through the complete software and hardware's union, elaborated one kind of advanced fluid position measurement system.

According to ultrasonic sensor's characteristic, designs a set to suit under the laboratory condition the fluid position measurement equipment, mainly through monolithic integrated circuit, ultrasonic sensor survey boiler fluid position. This design choice's electric appliance equipment has the monolithic integrated circuit, the ultrasonic sensor, the D/A switch and so on, designs in the hardware control flow chart, the control circuit diagram as well as software's master routine flow chart. Indicated through the system simulation experiment: This system design is reasonable, the automaticity is high, the experiment process time is short, work stable reliable, has satisfied the design related request basically.

Key words: Fluid position survey; Monolithic integrated circuit; Ultrasonic sensor

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