XIANGXINCONGSHIRECHULIGONGZUO、XINGYEDEPENGYOUMENDOUZHIDAO，HENDUOQINGKUANGXIAGANGCAICAIYONGCHAOYINPINCUIHUOLUJINXINGGANYINGJIARERECHULI，QUEBAOJIAREWENDUFUHEYAOQIUSHIBAOZHENGGANGCAIRECHULIZHILIANGDEQIANTI。DUIYUJIAREWENDUDEKONGZHI，XIANZAICAIYONGBIJIAODUODESHIPLCWENDUKONGZHIFAHEPIDWENDUKONGZHIFA。JINTIAN，ZHUANYEDE【ZHONGPINGANYINGJIARESHEBEI】CHANGJIA - HONGRIDIANZIXIAOBIANJIUJIDAJIASHUOSHUOCHANGYONGDEPLCWENDUKONGZHIFA。JUTIXIANGQINGRUXIA：

PLC温度控制法

　　PLCDEQUANCHENGSHIKEBIANCHENGXUKONGZHIQI，JIANGQIYINGYONGDAOGANYINGJIAREWENDUKONGZHIFANGMIAN，JIUCHENGWEIPLCKONGWENFANGFA。GAIFANGFAZHUYAOYONGLAIKONGZHIGANGSIGANYINGJIAREDIAOZHICHULIGUOCHENGZHONG，CUIHUOJIAREWENDU、HUIHUOJIAREWENDUDEKONGZHI。

　　PLCKONGWENDEJIANDANYUANLI：TONGGUOSHEZAICUIHUOJIAREGANYINGQIHEHUIHUOJIAREGANYINGQIMODUANDEHONGWAIXIANCEWENYI，QUDEGANGCAIDECUIHUOYUHUIHUOSHIJIWENDUXINHAO，JINGGUANGXIANDAOXIANSHUSONGZHIPLC。YUSHEDINGDECUIHUOWENDUHEHUIHUOWENDUZHIJINXINGBIJIAOHOU，DECHUSHIJIWENDUYUSHEDINGWENDUDECHAZHI。JINGPLCKONGZHIHUANJIEDEYUNSUANBINGDECHUXIANGYINGWENDUKONGZHILIANG，RANHOUSHIYONGCUIHUOKONGZHILIANGDUICUIHUOJIAREDIANYUANGONGLVJINXINGDIAOKONG;YONGHUIHUOKONGZHILIANGDUIHUIHUOJIAREDIANYUANGONGLVJINXINGDIAOKONG。ZUIHOU，SHICUIHUOHEHUIHUOWENDUFENBIEDADAOSHEDINGWENDU，SHIXIANLELIYONGPLCDUIJIAREWENDUDEKONGZHI。

　　3只加热感应器分别由3台电源供电，每台感应器的加热温度可以独立进行控制。PLC除对加热温度进行调控之外，还能对钢材输送速度、斜辊旋转速度、上下料动作等进行调控。PLC的控制范围比PID广泛，目前已广泛用于钢材感应加热快速热处理生产线来调控有关参数。
 

　　ZONGJIE：YISHANGJIUSHI【ZHONGPINGANYINGJIARESHEBEI】CHANGJIA - HONGRIDIANZIXIAOBIANZHENGLIDEYOUGUAN《【CHAOYINPINCUIHUOLU】GANGCAIGANYINGJIARERECHULICHANGYONGDEKONGZHIWENDUDEFANGFA - PLCWENDUKONGZHIFA》DEQUANBUNEIRONG，XIWANGDUIXINGYENEIDEPENGYOUMENYOUSUOBANGZHU。RUGUONINHAIXIANGLEJIEGENGDUOJINSHURECHULISHIWENDUKONGZHIDEXIANGGUANXINXI，QINGSHOUZANGBENZHANJISHIGUANZHUBENZHANGENGXIN。（gideondsouza.com）