描述
纸浆洗选是制浆过程中十分重要的环节,洗选过程的目的是把纸浆中的黑液分离出来,并使纤维细胞壁及细胞腔中的蒸煮溶解物扩散出来,从而得到较洁净的纸浆。经洗选后的浆料,其洗净度对以后的纸浆造纸影响很大,未洗净的浆料会产生较多的泡沫,从而降低筛选、净化、浓缩效率,增加漂白和施胶等药品的消耗,加大中段废水排放的污染,影响纸成型的匀度和成纸质量。因此,纸浆洗选具有洗净浆料和在尽可能减少稀释的前提下,最大限度的提取浆料中所含溶解物质和化学药品的双重作用。
某造纸厂具有生产能力为300t/d真空洗选装置,其中关键设备如除节机、一段压力筛、二段压力筛、洗节机、洗渣机、除砂器、节子磨机和主要浆泵均采用安德里兹(ANDRITZ)进口产品。通过利用浙大中自SunyTDCS9200组建过程控制系统,使其生产工艺控制操作智能化、自动化,从而大大节约了运行费用,提高了产品质量,该造纸厂从而取得了更多的经济效益。
产品广泛应用于:电力、石油、矿井提升、港口、供热、燃气、供水、污水处理、冶金、造纸、纺织、化工、水利等现代化工业领域!
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主营:世界知名品牌的PLC、DCS系统备件模块
①Allen-Bradley(美国AB)系列产品》
②Schneider(施耐德电气)系列产品》
③General electric(通用电气)系列产品》
④Westinghouse(美国西屋)系列产品》
⑤SIEMENS(西门子系列产品)》
⑥销售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。
⑦estinghouse(西屋):OVATION系统、WDPF系统、MAX1000系统备件。
⑧Invensys Foxboro(福克斯波罗):I/A Series系统,FBM(现场输入/输出模块)
顺序控制、梯形逻辑控制、事故追忆处理、数模转换、输入/输出信号处理、数
据通信及处理等。Invensys Triconex:冗余容错控制系统、基于三重模件冗余(TMR)
结构的zui现代化的容错控制器。
⑨Siemens(西门子):Siemens MOORE,Siemens Simatic C1,Siemens数控系统等。
⑩Bosch Rexroth(博世力士乐):Indramat,I/O模块,PLC控制器,驱动模块等。
◆Motorola(摩托罗拉):MVME 162、MVME 167、MVME1772、MVME177等系列。
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