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所属分类: | 实验室气体管道工程案例 |
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连云港恒瑞(rui)医(yi)药实验室高纯气(qi)(qi)(qi)(qi)(qi)体(ti)洁(jie)净管道改(gai)造集(ji)中(zhong)供(gong)气(qi)(qi)(qi)(qi)(qi)系统作为(wei)气(qi)(qi)(qi)(qi)(qi)体(ti)储(chu)存(cun)、调压、输送(song)(song)及供(gong)应具有以下几个优点(dian)(dian)(dian):一是集(ji)中(zhong)供(gong)气(qi)(qi)(qi)(qi)(qi)系统将气(qi)(qi)(qi)(qi)(qi)源(钢瓶(ping)(ping))集(ji)中(zhong)在气(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)储(chu)存(cun)间,采(cai)用管路系统将气(qi)(qi)(qi)(qi)(qi)送(song)(song)到所需的工作地点(dian)(dian)(dian),再将供(gong)气(qi)(qi)(qi)(qi)(qi)终端(duan)进行(xing)分(fen)流(liu)。因此(ci)工作地点(dian)(dian)(dian)看不到气(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping),显得规范、整(zheng)洁(jie)。二(er)是结构紧凑、安(an)装方便(bian)、操作简单;三是集(ji)中(zhong)供(gong)气(qi)(qi)(qi)(qi)(qi)系统更(geng)容易进行(xing)监(jian)控(kong)。因此(ci)采(cai)用集(ji)中(zhong)供(gong)气(qi)(qi)(qi)(qi)(qi)系统进行(xing)供(gong)气(qi)(qi)(qi)(qi)(qi)更(geng)安(an)全、更(geng)规范、更(geng)可靠。
连云港恒瑞医药实验室高纯气体洁(jie)净管(guan)道改造(zao)集中(zhong)供(gong)(gong)气(qi)(qi)(qi)(qi)系统作(zuo)(zuo)为气(qi)(qi)(qi)(qi)体储存、调压、输送及(ji)供(gong)(gong)应(ying)具(ju)有以下几(ji)个优(you)点(dian):一是集中(zhong)供(gong)(gong)气(qi)(qi)(qi)(qi)系统将(jiang)气(qi)(qi)(qi)(qi)源(钢瓶(ping))集中(zhong)在气(qi)(qi)(qi)(qi)瓶(ping)储存间,采用(yong)管路(lu)系统将(jiang)气(qi)(qi)(qi)(qi)送到所需的工(gong)作(zuo)(zuo)地(di)点(dian),再将(jiang)供(gong)(gong)气(qi)(qi)(qi)(qi)终端进行分流。因(yin)此(ci)工(gong)作(zuo)(zuo)地(di)点(dian)看不到气(qi)(qi)(qi)(qi)瓶(ping),显(xian)得规范、整(zheng)洁。二是结构紧凑、安装方便、操作(zuo)(zuo)简单;三是集中(zhong)供(gong)(gong)气(qi)(qi)(qi)(qi)系统更(geng)容易进行监控(kong)。因(yin)此(ci)采用(yong)集中(zhong)供(gong)(gong)气(qi)(qi)(qi)(qi)系统进行供(gong)(gong)气(qi)(qi)(qi)(qi)更(geng)安全、更(geng)规范、更(geng)可靠。科望达(da)主要提(ti)供(gong)(gong)氧气(qi)(qi)(qi)(qi)、氢(qing)气(qi)(qi)(qi)(qi)、氦气(qi)(qi)(qi)(qi)、氮气(qi)(qi)(qi)(qi)、乙炔、压缩(suo)空气(qi)(qi)(qi)(qi)等(deng)气(qi)(qi)(qi)(qi)体的集中(zhong)供(gong)(gong)气(qi)(qi)(qi)(qi)系统设计(ji)及(ji)管路(lu)系统安装。
一、连云港恒(heng)瑞医(yi)药实验室(shi)高(gao)纯气体洁净管道改造技术要(yao)求
1、气(qi)瓶间
①气瓶间应采用300mm以(yi)上钢筋混凝土(tu)防爆墙(qiang),遮阳(yang)防晒,并(bing)安装(zhuang)防爆门(men),泄露窗。
②室内地面(mian)应(ying)有防火(huo)花、防静电措(cuo)施;室内电气设(she)备应(ying)具(ju)备防爆功能。
③通风良好,室内应安装排气扇。
④可燃(ran)气(qi)体钢瓶(ping)(氢气(qi)、乙炔)与(yu)助(zhu)燃(ran)气(qi)体(氧气(qi))应(ying)隔开放置(zhi)。
⑤气瓶间要设(she)置报警系统
2、工作间
①所有管道要(yao)统筹规划、集中布置、方(fang)便安装、便于操作、检修方(fang)便。
②所有工艺管道要(yao)设(she)置(zhi)切(qie)断阀,并根据需(xu)要(yao)设(she)置(zhi)压(ya)力表、温度计、流(liu)量计、过(guo)滤器和减(jian)压(ya)阀,阀门和仪表要(yao)设(she)置(zhi)在便于观察和检修的地方。
③可燃气体管道要沿墙明线铺设,方便安(an)装和检修。
④使(shi)用钢瓶(ping)气管道的设(she)备台应离墙布(bu)置,且留(liu)出不小于600mm的检修空间。
⑤氢气管道(dao)应采用焊接(jie)连接(jie),不能采用螺纹连接(jie)和(he)使(shi)用闸(zha)阀。
⑥供(gong)(gong)气(qi)系(xi)统(tong)采用二级减压(ya)方(fang)式(shi)进行(xing)供(gong)(gong)气(qi),气(qi)体由15Mpa减到1.5Mpa后再(zai)输(shu)入到各实验室。
二、用材
1、管道、球阀、三通(tong)和卡套均采用316L不(bu)锈(xiu)钢,高压软(ruan)管为不(bu)锈(xiu)钢波纹管,在高压软(ruan)管的进气(qi)(qi)端配置(zhi)单向(xiang)阀,防(fang)止更换气(qi)(qi)瓶时,软(ruan)管内的气(qi)(qi)体(ti)外(wai)泄,又可防(fang)止外(wai)界的空气(qi)(qi)混入气(qi)(qi)路中,影响气(qi)(qi)体(ti)纯度。
2、管(guan)(guan)(guan)道系统:所有气体管(guan)(guan)(guan)道均采用B*别316L不锈(xiu)钢管(guan)(guan)(guan),在管(guan)(guan)(guan)路上有过滤杂质和水分的装置。
3、管(guan)道的(de)连接:汇排(pai)流、终端均采用卡(ka)套连接,便于减压器和阀门的(de)维(wei)护管(guan)理。
4、终(zhong)端:在(zai)每(mei)(mei)台(tai)仪器之(zhi)前(qian),配置截止阀(fa)和(he)二(er)级减压(ya)(ya)器,截止阀(fa)控制(zhi)每(mei)(mei)个气(qi)路的开(kai)启和(he)关闭(bi),减压(ya)(ya)器用于显示和(he)调整每(mei)(mei)个终(zhong)端的压(ya)(ya)力。
5、气体(ti)管(guan)道每(mei)间(jian)隔(ge)1.5米采(cai)用管(guan)码支架固定。
6、整个气(qi)路安装完毕后(hou)(hou),对整个系统(tong)做压(ya)力(li)测试(shi),压(ya)力(li)24小时后(hou)(hou)无下降(jiang)视(shi)为合格(ge)。
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