基于SOPC的热导氢气体分析仪的数据处理  

Thermal Conductivity of Hydrogen Gas Analyzer Data Processing Based on SOPC

作　　者：唐咏[1] 程明霄[1] 储琴[1] 

机构地区：[1]南京工业大学自动化学院,江苏南京210009

出　　处：《仪表技术与传感器》2010年第12期32-34,共3页Instrument Technique and Sensor

摘　　要：基于SOPC的热导氢气体分析仪为在线实时氢气含量监测仪。文中在介绍热导氢传感器测氢的原理基础上,FPGA选择ep1c12q240c8,数据处理选择AD7864,并采用VHDL设计了AD7864控制器。设计了FIFO数据接口并对测量数据进行滤波处理。提高计算效率,减轻CPU的负担,快速准确地进行数据采集及处理,实现实时在线测量。Thermal conductivity of hydrogen gas analyzer hydrogen content for the online real-time monitor which based on SOPC.This paper describd the thermal conductivity of hydrogen in the hydrogen sensor based on the theory test.It chose the ep1c12q240c8 as the FPGA,and option AD7864 as data processing.It used VHDL design AD7864 controller,FIFO data interface as well as the data measurement of filter.It can improve the computational efficiency and reduce the burden on CPU,carry out data acquisition and processing fast and accurately,real-time on-line measurement.

关 键 词：热导氢 AD7864 SOPC 滤波 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]