核电站新型应急柴油机排气温度巡检仪设计  

Design of A New Temperature Inspection Instrument for Nuclear Power Plant EDG Exhaust Gas

作　　者：黄勇 王宇 何伯阳 李久锐 HUANG Yong;WANG Yu;HE Bo-yang;LI Jiu-rui(China Nuclear Power Technology Research Institute Beijing Division,Beijing 100086,China)

机构地区：[1]中广核研究院有限公司北京分公司,北京100086

出　　处：《核电子学与探测技术》2019年第6期796-804,共9页Nuclear Electronics & Detection Technology

摘　　要：设计了一种基于MSP430处理器和MAX6675温度采集芯片的应急柴油机(EDG)排气温度巡检仪,实现了多路温度测量、LCD显示、报警指示、定值参数设置等功能。本系统设计方案经基准实验、EMC实验验证了其可用性、稳定性。该设备的研制实现了EDG排气温度巡检仪的国产化,设备功能的完整性及各项性能指标满足使用要求。This paper designed a temperature inspection instrument for emergency diesel generator(EDG)exhaust gas,based on MSP430 processor and MAX6675 temperature data acquisition unit.This instrument integrated the following functions:multipath temperature measurement,LCD(liquid crystal display),alarm indicator and parameter setting modular,ect.Its availability and stability were strictly verified through benchmark and EMC experiments.This instrument had been applied successfully in the Daya Bay Nuclear power plant,with all functions and technique features verified,and meet the use requirements.This design was the first domestic-developed one of EDG exhaust gas temperature inspection instrument.

关 键 词：MSP430 热电偶 温度巡检仪 应急柴油机 

分 类 号：TH865[机械工程—仪器科学与技术] TP23[机械工程—精密仪器及机械]