带温度压力补偿的气体涡轮流量计的设计  

Design of Gas Turbine Flowmeter with Compensation of Temperature and Pressure

作　　者：胡开明[1] 李跃忠[1] 管小明[1] 

机构地区：[1]东华理工大学机械与电子工程学院,江西抚州344000

出　　处：《机床与液压》2010年第16期41-43,共3页Machine Tool & Hydraulics

基　　金：江西省自然基金项目(2008GZS0043);东华理工大学研究生创新基金资助项目

摘　　要：设计以PIC单片机为核心的智能涡轮流量计,用于蒸汽流量的测量。结合气体流量与密度的特点设计温度压力补偿电路,并用串口液晶显示模块实时显示所测的流量大小、温度和压力,同时可利用键盘进行参数的设定和修改。该方案节省了资源,提高了性价比,保证了系统的精度和实时性。An intelligent turbine flowmeter was designed based on microchip PIC for steam flow measurement.The compensation circuit of temperature and pressure was designed in accordance with the characteristics of gas flow and density.The steam flow,temperature and pressure could be displayed instantly on liquid crystal display with serial data transfer.The parameters could be set and modified with the keyboard.Using the scheme,resource is saved,the cost performance is improved,system accuracy and real time performance are ensured.

关 键 词：PIC单片机 涡轮流量计 流量测量 温度压力补偿 

分 类 号：TP272[自动化与计算机技术—检测技术与自动化装置]