
除尘过滤袋装置滤袋要求:主张由两个人装置,一个人将布袋纵向折叠送入花板孔,另一个人抓住并打开成卷的滤袋。笼框要对准中间,悄悄放入,布袋除尘器装置时保证笔直。除尘过滤袋装置查看:每装置完一条滤袋,要查看结合缝是否密封,布袋除尘器密封位置是否(fou)正(zheng)确。从灰(hui)斗(dou)中查看(kan)是否(fou)笔(bi)直,如发现有滤袋底部(bu)相碰或不正(zheng)确时,要作好记(ji)载及时在专人指导下调(diao)直。

布袋除尘设备的脱硫塔液体路径:脱硫塔中浆液的PH值维持在5.05.9范围内,该PH值优化了SO2的去除效率和亚硫酸氨的氧化速度。硫酸氨较容易溶解,在常规条件下,布袋除尘器可达百分40重量的溶解度,而在脱硫塔运行条件下,该比例可达百分48.5。脱硫塔在含有3-5重量的悬浮结晶颗粒控制状况于运行。脱硫塔输送泵将浆液送到弟一及脱水旋流器中。布袋除尘器旋流(liu)器(qi)的(de)(de)溢流(liu)浆(jiang)(jiang)液(ye)被送(song)回脱(tuo)(tuo)(tuo)硫塔中,而旋流(liu)器(qi)下部,含有百分1317重量浓(nong)度的(de)(de)浓(nong)缩浆(jiang)(jiang)液(ye)送(song)入旋流(liu)器(qi)储罐(guan)。一个浆(jiang)(jiang)液(ye)泵(beng)将(jiang)该储罐(guan)中的(de)(de)浓(nong)缩浆(jiang)(jiang)液(ye)送(song)到化肥厂内的(de)(de)弟二级脱(tuo)(tuo)(tuo)水(shui)旋流(liu)器(qi)做进一步脱(tuo)(tuo)(tuo)水(shui)处理。一台滤(lv)液(ye)返回泵(beng)将(jiang)化肥厂中被离心脱(tuo)(tuo)(tuo)水(shui)机(ji)脱(tuo)(tuo)(tuo)出的(de)(de)稀液(ye)送(song)回脱(tuo)(tuo)(tuo)硫塔。

脉冲除尘设备进出风方法、进风管道各部位的烟气流速选择是不是稳当;除尘设备各仓室进风的均匀度;导流体系规划是不是合理;布袋除尘器进风口间隔滤袋底部的水平高度导致的含尘气体稳流空间是不是满足;滤袋直径和滤袋距离抉择的滤袋间烟气抬升速度的合理性;布袋除尘器出口管道风(feng)速的(de)合理选定等都将影响(xiang)除尘器的(de)固有(you)阻力值。

就地操作:布袋除尘器合上(shang)电源开(kai)(kai)关,电源指示(shi)灯亮,将(jiang)(jiang)就地远(yuan)程(cheng)切换(huan)(huan)(huan)开(kai)(kai)关切换(huan)(huan)(huan)至就地位置(zhi)(即(ji)将(jiang)(jiang)切换(huan)(huan)(huan)开(kai)(kai)关左(zuo)旋到底),按(an)风(feng)机(ji)启(qi)(qi)动(dong)钮,风(feng)机(ji)起(qi)动(dong)运行(xing)(xing),观察风(feng)机(ji)转(zhuan)向是否正(zheng)(zheng)确(que),待风(feng)机(ji)转(zhuan)向正(zheng)(zheng)常(chang)后(hou)(hou),即(ji)可(ke)投入正(zheng)(zheng)常(chang)除(chu)尘(chen)(chen)工(gong)作,过一(yi)段(duan)时(shi)(shi)间(jian)如(ru)需(xu)清(qing)(qing)灰和出灰(如(ru)带(dai)空压(ya)机(ji)的先开(kai)(kai)空压(ya)机(ji)后(hou)(hou)清(qing)(qing)灰),则(ze)按(an)“清(qing)(qing)灰启(qi)(qi)动(dong)”纽,脉冲阀分别打开(kai)(kai)清(qing)(qing)灰,螺(luo)旋机(ji)、排(pai)灰阀也同(tong)时(shi)(shi)工(gong)作,如(ru)需(xu)结束清(qing)(qing)灰工(gong)作,则(ze)按(an)“清(qing)(qing)灰停(ting)止(zhi)”钮,若停(ting)止(zhi)除(chu)尘(chen)(chen)工(gong)作,则(ze)按(an)“风(feng)机(ji)停(ting)止(zhi)”钮即(ji)可(ke)。2、远(yuan)程(cheng)控(kong)(kong)制:将(jiang)(jiang)就地远(yuan)程(cheng)切换(huan)(huan)(huan)开(kai)(kai)关切换(huan)(huan)(huan)至程(cheng)控(kong)(kong)位置(zhi)(即(ji)将(jiang)(jiang)切换(huan)(huan)(huan)开(kai)(kai)关右旋到底),远(yuan)程(cheng)启(qi)(qi)动(dong)机(ji)组(zu)短(duan)干接点(dian)HJ送(song)达(da),风(feng)机(ji)运行(xing)(xing)(如(ru)带(dai)空压(ya)机(ji),空压(ya)机(ji)同(tong)时(shi)(shi)运行(xing)(xing)),只要风(feng)机(ji)转(zhuan)向正(zheng)(zheng)确(que),即(ji)可(ke)投入正(zheng)(zheng)常(chang)除(chu)尘(chen)(chen),此时(shi)(shi)实(shi)行(xing)(xing)定时(shi)(shi)清(qing)(qing)灰控(kong)(kong)制,即(ji)除(chu)尘(chen)(chen)运行(xing)(xing)一(yi)段(duan)时(shi)(shi)间(jian)(约(yue)1~2小时(shi)(shi)可(ke)调),清(qing)(qing)灰控(kong)(kong)制自(zi)(zi)动(dong)投入,投入后(hou)(hou)螺(luo)旋机(ji)、排(pai)灰阀都自(zi)(zi)动(dong)工(gong)作 (约(yue)2分钟(zhong)可(ke)调),工(gong)作一(yi)段(duan)时(shi)(shi)间(jian)后(hou)(hou),自(zi)(zi)动(dong)停(ting)止(zhi)清(qing)(qing)灰,然后(hou)(hou)再进入下一(yi)个自(zi)(zi)动(dong)除(chu)尘(chen)(chen)、清(qing)(qing)灰,排(pai)灰的循(xun)环,直到远(yuan)程(cheng)停(ting)止(zhi)机(ji)组(zu)短(duan)干接点(dian)TJ送(song)达(da),机(ji)组(zu)停(ting)止(zhi)。