智能数字涡街流量计开发  

Development of intelligent digital vortex flowmeter

作　　者：刘玉萍[1] 姜川涛 李梦蜜 刘愉 

机构地区：[1]重庆工业自动化仪表研究所,重庆401123 [2]重庆耐德正奇流量仪表有限公司,重庆401123 [3]重庆科技检测中心,重庆401123

出　　处：《自动化与仪器仪表》2012年第6期120-121,124,共3页Automation & Instrumentation

摘　　要：介绍了结合数字信号处理方法,运用频谱、功率谱技术,对涡街流量传感器输出的信号进行有效甄别,剔除混杂的干扰信号,从而提高涡街流量计抗干扰的能力和拓展测量范围并在低功耗的情况下同时实现一体化压力温度补偿、HART通讯功能、完成智能数字涡街流量计系列产品工程化的的方法和性能测试结果。It presents the combined digital signal processing method, the spectrum, power spectrum tecnnology, me vortex flow sensor output signal for effective screening, eliminating confounding interference signal of vortex flowmeter, thereby improving anti-interference ability and expand the measuring range and low power consumption situations and to realize the integration of pressure temperature compensation, HART communication function, complete intelligent digital vortex flowmeter series product engineering method and performance test results.

关 键 词：涡街流量计 智能数字化 抗干扰 

分 类 号：TH814[机械工程—仪器科学与技术]