基于8098的高精度标准气体流量测控仪

8098 Based High Precise Standard Monitor of Gas Flow

研究了利用涡街流量计和 80 98单片机设计高精度标准气体流量测控仪的方法。介绍了测控仪的硬件组成原理、测控电路以及软件功能和流程。实际运行结果表明 ,该系统具有结构简单、功能完善、测控精度高、抗干扰能力强等特点。

The method of designing high precise standard monitor of gas flow by using Vortex flowmeter and single chip computer is investigated. The composing principle of hardware, circuits of monitor as well as software function and flowchart are introduced. The result of practical operation shows that the system features simple structure, comprehensive functions, high accuracy monitoring and high anti-interference capability. Key words Vortex flowmeter Single chip computer Standard gas flow Monitor