Design of Test Software for Two out of Three Safety Computer Platform
Nriet Industrial · Informatization Research · 2014
Test software described in this article is a special tool to verify the correctness and reliability of the two out of three safety computer platform.the tool is used to test the two out of three safety computer platform functions,including two out of three,relay driver and gathering,UDP communication,serial port communication,hot standby redundant function,the board of the real-time working status display,fault alarm,etc.In order to test these features individually,this article describes in detail the tools design process and method illustrated with flow chart.With good design and innovation value,this tool has been applied,achieved the purpose of the tool design and won the acceptance of the third party safety certification company,which makes the two out of three safety computer platform smoothly pass safety certification.