数字无线技术在电厂叶轮给煤机改造中的应用  

Digital Wireless Technology in Power Plant Impeller Coal Feeder Innovation

作　　者：刘林虎 

机构地区：[1]阳城国际发电有限责任公司,山西阳城048102

出　　处：《山西电力》2010年第1期68-70,共3页Shanxi Electric Power

摘　　要：在分析阳城国际发电有限责任公司叶轮给煤机原先载波控制问题的基础上,根据现场的实际情况选用西门子可编程控制器和工业无线传输装置替代以前的载波控制系统。阐述了无线可靠传输的原理、技术参数、程序编写要点和改造过程。运行实践表明经改造后的叶轮给煤机运行稳定,动作可靠,具有一定的推广意义。It is presented of the principle of reliable wireless transmission, technical parameters, program writing keypoints and innovation process in this paper, based on the analysis of the original carrier wave control problems of the Impeller Coal Feeder in Yangcheng International Power Generation Co. , Ltd, and the selection of Siemens Programmable Logic Controller PLC and industrial wireless devices to replace the previous carrier wave control system as per the actual situation of thesite. The operation of the innovated impeller coal feeder is stable with reliable action and is proposed to apply widely.

关 键 词：数字无线技术 叶轮给煤机 跳频技术 可编程控制器 

分 类 号：TK223.24[动力工程及工程热物理—动力机械及工程]