CAJ | 학술논문

基于实时多任务VxWorks操作系统和CoDeSys开发环境的软 PLC实现一种通用数据交互标准化接口。该接口实现于系统软件层，上层应用只需通过变量名就可以对变量进行操作，实现了上层用户对数据的透明访问，如CoDeSys工程间数据的交互、多级PLC间数据的交互以及主控制任务与子控制任务的数据共享。实验验证了交互数据的有效性、实时性，并成功地应用在了MW级风力发电机主控制器上。
기우실시다임무VxWorks조작계통화CoDeSys개발배경적연 PLC실현일충통용수거교호표준화접구。해접구실현우계통연건층，상층응용지수통과변량명취가이대변량진행조작，실현료상층용호대수거적투명방문，여CoDeSys공정간수거적교호、다급PLC간수거적교호이급주공제임무여자공제임무적수거공향。실험험증료교호수거적유효성、실시성，병성공지응용재료MW급풍력발전궤주공제기상。
A general standard data interface is realized for soft PLC based on VxWorks operating system and CoDeSys development environment .The interface is implemented in the system software layer ,users can operate on variables through the variable name .A transparent way is supplied for the upper users to access to data .The validity and real-time performance of the interactive data is verified by experiments ,and it has been successfully used in the main controller of MW wind generator .