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所属分类: | 实验室气体管道工程案例 |
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铜陵六国化工实验室气(qi)(qi)瓶(ping)(ping)室管(guan)路(lu)改造集中(zhong)供(gong)(gong)气(qi)(qi)系(xi)统(tong)(tong)作为气(qi)(qi)体储(chu)存、调压、输送(song)及供(gong)(gong)应具有以下几个优点:一是(shi)集中(zhong)供(gong)(gong)气(qi)(qi)系(xi)统(tong)(tong)将气(qi)(qi)源(钢瓶(ping)(ping))集中(zhong)在气(qi)(qi)瓶(ping)(ping)储(chu)存间,采用管(guan)路(lu)系(xi)统(tong)(tong)将气(qi)(qi)送(song)到所需的工作地(di)点,再(zai)将供(gong)(gong)气(qi)(qi)终端(duan)进(jin)行(xing)分(fen)流。因(yin)此工作地(di)点看不到气(qi)(qi)瓶(ping)(ping),显得规范(fan)、整洁。二是(shi)结(jie)构紧凑、安装方便、操作简(jian)单(dan);三是(shi)集中(zhong)供(gong)(gong)气(qi)(qi)系(xi)统(tong)(tong)更(geng)容易进(jin)行(xing)监(jian)控。因(yin)此采用集中(zhong)供(gong)(gong)气(qi)(qi)系(xi)统(tong)(tong)进(jin)行(xing)供(gong)(gong)气(qi)(qi)更(geng)安全(quan)、更(geng)规范(fan)、更(geng)可靠。
铜陵(ling)六(liu)国化工实验室气瓶室管路改造集(ji)中(zhong)(zhong)供(gong)(gong)(gong)气(qi)(qi)系统作(zuo)(zuo)为气(qi)(qi)体储(chu)存(cun)、调(diao)压、输送及供(gong)(gong)(gong)应(ying)具(ju)有(you)以下(xia)几个优点(dian)(dian):一(yi)是(shi)(shi)(shi)集(ji)中(zhong)(zhong)供(gong)(gong)(gong)气(qi)(qi)系统将(jiang)气(qi)(qi)源(yuan)(钢(gang)瓶(ping)(ping))集(ji)中(zhong)(zhong)在气(qi)(qi)瓶(ping)(ping)储(chu)存(cun)间,采用(yong)管(guan)路系统将(jiang)气(qi)(qi)送到所需的(de)工(gong)作(zuo)(zuo)地点(dian)(dian),再将(jiang)供(gong)(gong)(gong)气(qi)(qi)终(zhong)端进行(xing)分流(liu)。因(yin)此工(gong)作(zuo)(zuo)地点(dian)(dian)看(kan)不到气(qi)(qi)瓶(ping)(ping),显得规范(fan)、整洁。二是(shi)(shi)(shi)结构紧凑、安(an)(an)装(zhuang)方便、操作(zuo)(zuo)简单(dan);三是(shi)(shi)(shi)集(ji)中(zhong)(zhong)供(gong)(gong)(gong)气(qi)(qi)系统更(geng)容易进行(xing)监控。因(yin)此采用(yong)集(ji)中(zhong)(zhong)供(gong)(gong)(gong)气(qi)(qi)系统进行(xing)供(gong)(gong)(gong)气(qi)(qi)更(geng)安(an)(an)全、更(geng)规范(fan)、更(geng)可靠(kao)。科望达主要提(ti)供(gong)(gong)(gong)氧气(qi)(qi)、氢气(qi)(qi)、氦气(qi)(qi)、氮气(qi)(qi)、乙炔(gui)、压缩空气(qi)(qi)等气(qi)(qi)体的(de)集(ji)中(zhong)(zhong)供(gong)(gong)(gong)气(qi)(qi)系统设计及管(guan)路系统安(an)(an)装(zhuang)。
一、铜(tong)陵六国化工实验室气瓶(ping)室管路改造技(ji)术要求
1、气瓶间
①气瓶(ping)间应(ying)采(cai)用(yong)300mm以上钢筋混凝土防爆墙,遮阳防晒(shai),并安装防爆门,泄露窗。
②室(shi)内(nei)(nei)地(di)面应有防(fang)火花、防(fang)静电措施;室(shi)内(nei)(nei)电气设(she)备(bei)应具备(bei)防(fang)爆功能。
③通风良好,室内应安装排气扇。
④可燃(ran)气体钢(gang)瓶(氢气、乙(yi)炔(gui))与助燃(ran)气体(氧(yang)气)应隔开(kai)放置。
⑤气瓶间要设置报警系统
2、工作间
①所有(you)管道要(yao)统筹规划、集(ji)中布置、方便安装、便于(yu)操作、检修方便。
②所有工艺管道要设置切(qie)断(duan)阀,并根据需要设置压力表、温(wen)度计(ji)、流量计(ji)、过滤器和(he)减压阀,阀门和(he)仪表要设置在便(bian)于观察和(he)检修(xiu)的地方。
③可燃气体管道要(yao)沿墙明线铺设,方(fang)便安装和检(jian)修(xiu)。
④使用钢瓶(ping)气管道的(de)(de)设备台应离墙布置,且(qie)留出不小于(yu)600mm的(de)(de)检修空间。
⑤氢气管(guan)道应采用焊(han)接(jie)连接(jie),不能采用螺纹连接(jie)和使用闸(zha)阀。
⑥供(gong)气系统采用二级减压方式进行供(gong)气,气体由15Mpa减到(dao)1.5Mpa后(hou)再输入到(dao)各实验室。
二、用材
1、管(guan)(guan)(guan)(guan)道、球阀(fa)、三(san)通和卡套均采用316L不锈(xiu)钢,高压(ya)(ya)软(ruan)管(guan)(guan)(guan)(guan)为不锈(xiu)钢波纹管(guan)(guan)(guan)(guan),在(zai)高压(ya)(ya)软(ruan)管(guan)(guan)(guan)(guan)的(de)进气(qi)端配置单向(xiang)阀(fa),防止更换气(qi)瓶时,软(ruan)管(guan)(guan)(guan)(guan)内(nei)的(de)气(qi)体外(wai)泄(xie),又可防止外(wai)界的(de)空气(qi)混入气(qi)路中,影响气(qi)体纯度。
2、管道系统:所有(you)气体(ti)管道均(jun)采用B*别316L不锈(xiu)钢管,在管路上有(you)过滤杂质和水分的(de)装置。
3、管(guan)道的连接:汇排流、终(zhong)端均(jun)采用(yong)卡套连接,便于减压器和(he)阀门的维(wei)护管(guan)理。
4、终(zhong)端:在每(mei)台仪器(qi)之前,配置截止阀和二级减压(ya)(ya)器(qi),截止阀控制每(mei)个气路的开启和关闭(bi),减压(ya)(ya)器(qi)用(yong)于(yu)显示(shi)和调整每(mei)个终(zhong)端的压(ya)(ya)力。
5、气(qi)体(ti)管道(dao)每间隔(ge)1.5米采用(yong)管码支架固(gu)定。
6、整个气路安装(zhuang)完毕后,对(dui)整个系统做压力(li)测试,压力(li)24小时(shi)后无下(xia)降视为合格。
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