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所属分类: | 实验室气体管道工程案例 |
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实验室仪器管(guan)(guan)道改造无锡江阴技源药(yao)业有(you)限公司集(ji)(ji)(ji)中供(gong)气(qi)系统(tong)作为气(qi)体储存、调(diao)压、输送(song)及供(gong)应具有(you)以下几个(ge)优(you)点(dian):一(yi)是(shi)集(ji)(ji)(ji)中供(gong)气(qi)系统(tong)将气(qi)源(钢瓶(ping)(ping))集(ji)(ji)(ji)中在气(qi)瓶(ping)(ping)储存间(jian),采(cai)用管(guan)(guan)路系统(tong)将气(qi)送(song)到所需(xu)的工作地(di)(di)点(dian),再将供(gong)气(qi)终(zhong)端进行分流。因(yin)此工作地(di)(di)点(dian)看不到气(qi)瓶(ping)(ping),显得规范、整洁。二是(shi)结(jie)构紧凑(cou)、安(an)(an)装方便、操作简单(dan);三是(shi)集(ji)(ji)(ji)中供(gong)气(qi)系统(tong)更(geng)容易进行监控。因(yin)此采(cai)用集(ji)(ji)(ji)中供(gong)气(qi)系统(tong)进行供(gong)气(qi)更(geng)安(an)(an)全、更(geng)规范、更(geng)可靠。
实验室仪器管道(dao)改造无锡江阴技源药(yao)业有限公司集(ji)(ji)(ji)中(zhong)供(gong)气(qi)(qi)(qi)系(xi)(xi)统(tong)(tong)(tong)作为气(qi)(qi)(qi)体储存(cun)、调压、输(shu)送及供(gong)应具有以下(xia)几个(ge)优点:一是集(ji)(ji)(ji)中(zhong)供(gong)气(qi)(qi)(qi)系(xi)(xi)统(tong)(tong)(tong)将(jiang)气(qi)(qi)(qi)源(钢(gang)瓶(ping))集(ji)(ji)(ji)中(zhong)在气(qi)(qi)(qi)瓶(ping)储存(cun)间,采用管路系(xi)(xi)统(tong)(tong)(tong)将(jiang)气(qi)(qi)(qi)送到(dao)所需的(de)工(gong)(gong)作地点,再将(jiang)供(gong)气(qi)(qi)(qi)终(zhong)端进(jin)行(xing)(xing)分流(liu)。因此工(gong)(gong)作地点看不到(dao)气(qi)(qi)(qi)瓶(ping),显得规范、整洁。二是结构紧凑、安(an)(an)(an)装方便、操作简单;三是集(ji)(ji)(ji)中(zhong)供(gong)气(qi)(qi)(qi)系(xi)(xi)统(tong)(tong)(tong)更(geng)容易进(jin)行(xing)(xing)监(jian)控(kong)。因此采用集(ji)(ji)(ji)中(zhong)供(gong)气(qi)(qi)(qi)系(xi)(xi)统(tong)(tong)(tong)进(jin)行(xing)(xing)供(gong)气(qi)(qi)(qi)更(geng)安(an)(an)(an)全(quan)、更(geng)规范、更(geng)可(ke)靠。科(ke)望达(da)主要(yao)提供(gong)氧气(qi)(qi)(qi)、氢气(qi)(qi)(qi)、氦气(qi)(qi)(qi)、氮气(qi)(qi)(qi)、乙炔(gui)、压缩空气(qi)(qi)(qi)等气(qi)(qi)(qi)体的(de)集(ji)(ji)(ji)中(zhong)供(gong)气(qi)(qi)(qi)系(xi)(xi)统(tong)(tong)(tong)设计(ji)及管路系(xi)(xi)统(tong)(tong)(tong)安(an)(an)(an)装。
一、实(shi)验室(shi)仪(yi)器管道(dao)改造无锡江阴技源(yuan)药业有限公司(si)技术要(yao)求
1、气(qi)瓶间
①气瓶间应(ying)采用300mm以上钢筋混凝土防爆墙,遮(zhe)阳防晒,并(bing)安装防爆门,泄露窗。
②室内(nei)地面应(ying)有防(fang)火花(hua)、防(fang)静电(dian)措施(shi);室内(nei)电(dian)气设备应(ying)具(ju)备防(fang)爆功(gong)能(neng)。
③通风(feng)良好,室内应安装(zhuang)排气扇。
④可燃气体钢(gang)瓶(氢(qing)气、乙炔)与助燃气体(氧气)应隔开放置(zhi)。
⑤气瓶间要设(she)置报警系(xi)统
2、工作间
①所有管(guan)道(dao)要统(tong)筹规划、集中布(bu)置、方便安装、便于操作、检修方便。
②所(suo)有工艺管道要(yao)(yao)设(she)(she)置(zhi)切(qie)断(duan)阀,并根据需要(yao)(yao)设(she)(she)置(zhi)压力表、温度计(ji)、流量计(ji)、过(guo)滤器和(he)减(jian)压阀,阀门(men)和(he)仪表要(yao)(yao)设(she)(she)置(zhi)在(zai)便于观(guan)察和(he)检修的地方。
③可燃(ran)气(qi)体(ti)管道要沿墙明线铺设,方便安(an)装(zhuang)和检(jian)修。
④使用钢瓶气管道的设(she)备台应离墙(qiang)布置,且留出不小(xiao)于600mm的检修空间。
⑤氢气(qi)管道应(ying)采用(yong)焊接连(lian)接,不能采用(yong)螺纹连(lian)接和使用(yong)闸阀。
⑥供(gong)气系统采用二(er)级减压方式进行(xing)供(gong)气,气体由15Mpa减到(dao)1.5Mpa后再输入(ru)到(dao)各实验室。
二(er)、用材
1、管道、球阀(fa)、三通和(he)卡套均采用316L不锈钢,高压(ya)软(ruan)管为(wei)不锈钢波纹管,在高压(ya)软(ruan)管的进气(qi)端配置单向(xiang)阀(fa),防止(zhi)更(geng)换气(qi)瓶时,软(ruan)管内的气(qi)体(ti)外泄,又(you)可(ke)防止(zhi)外界的空(kong)气(qi)混入气(qi)路(lu)中,影响气(qi)体(ti)纯度。
2、管(guan)道(dao)系统:所(suo)有气(qi)体管(guan)道(dao)均(jun)采用B*别316L不锈钢管(guan),在(zai)管(guan)路上(shang)有过滤杂质和水分的装置(zhi)。
3、管道的(de)连接:汇排流、终端均采用卡套连接,便于减(jian)压器和阀门的(de)维护管理。
4、终端:在每台(tai)仪(yi)器(qi)之前,配置截止阀和(he)二级减(jian)压器(qi),截止阀控制每个(ge)气(qi)路(lu)的(de)开启(qi)和(he)关(guan)闭,减(jian)压器(qi)用于显示(shi)和(he)调整每个(ge)终端的(de)压力。
5、气体(ti)管道每间隔1.5米采(cai)用(yong)管码支架固定(ding)。
6、整个气路安(an)装完毕后,对整个系统(tong)做压(ya)力测试(shi),压(ya)力24小时后无下降视为合(he)格。
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