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所属分类: | 实验室气体管道工程案例 |
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湖(hu)州升华(hua)拜克生物实验室气(qi)(qi)(qi)(qi)路改造集中供(gong)(gong)气(qi)(qi)(qi)(qi)系(xi)(xi)统(tong)作(zuo)为气(qi)(qi)(qi)(qi)体储(chu)存、调压、输送及供(gong)(gong)应具有以下几(ji)个(ge)优点:一是集中供(gong)(gong)气(qi)(qi)(qi)(qi)系(xi)(xi)统(tong)将气(qi)(qi)(qi)(qi)源(yuan)(钢瓶(ping)(ping))集中在气(qi)(qi)(qi)(qi)瓶(ping)(ping)储(chu)存间,采用管路系(xi)(xi)统(tong)将气(qi)(qi)(qi)(qi)送到所需的工作(zuo)地(di)点,再将供(gong)(gong)气(qi)(qi)(qi)(qi)终(zhong)端进(jin)行分流。因(yin)此(ci)工作(zuo)地(di)点看(kan)不到气(qi)(qi)(qi)(qi)瓶(ping)(ping),显得规范(fan)、整洁。二是结(jie)构紧凑、安(an)装(zhuang)方便、操作(zuo)简单;三是集中供(gong)(gong)气(qi)(qi)(qi)(qi)系(xi)(xi)统(tong)更(geng)容易(yi)进(jin)行监控(kong)。因(yin)此(ci)采用集中供(gong)(gong)气(qi)(qi)(qi)(qi)系(xi)(xi)统(tong)进(jin)行供(gong)(gong)气(qi)(qi)(qi)(qi)更(geng)安(an)全(quan)、更(geng)规范(fan)、更(geng)可靠。
湖州升华拜克生物实验室气路改造集(ji)(ji)中供(gong)(gong)气(qi)(qi)(qi)(qi)系(xi)(xi)统(tong)作(zuo)(zuo)为气(qi)(qi)(qi)(qi)体储存、调压、输送及供(gong)(gong)应(ying)具(ju)有(you)以下几个优点:一是(shi)(shi)集(ji)(ji)中供(gong)(gong)气(qi)(qi)(qi)(qi)系(xi)(xi)统(tong)将(jiang)(jiang)气(qi)(qi)(qi)(qi)源(钢瓶)集(ji)(ji)中在气(qi)(qi)(qi)(qi)瓶储存间,采(cai)用(yong)管(guan)路(lu)系(xi)(xi)统(tong)将(jiang)(jiang)气(qi)(qi)(qi)(qi)送到(dao)所需的(de)工作(zuo)(zuo)地(di)点,再将(jiang)(jiang)供(gong)(gong)气(qi)(qi)(qi)(qi)终端进行(xing)分流。因此工作(zuo)(zuo)地(di)点看不到(dao)气(qi)(qi)(qi)(qi)瓶,显得规范、整洁。二是(shi)(shi)结(jie)构紧凑、安装方(fang)便、操作(zuo)(zuo)简单;三(san)是(shi)(shi)集(ji)(ji)中供(gong)(gong)气(qi)(qi)(qi)(qi)系(xi)(xi)统(tong)更(geng)容易进行(xing)监控(kong)。因此采(cai)用(yong)集(ji)(ji)中供(gong)(gong)气(qi)(qi)(qi)(qi)系(xi)(xi)统(tong)进行(xing)供(gong)(gong)气(qi)(qi)(qi)(qi)更(geng)安全、更(geng)规范、更(geng)可靠。科(ke)望达主要提供(gong)(gong)氧气(qi)(qi)(qi)(qi)、氢(qing)气(qi)(qi)(qi)(qi)、氦(hai)气(qi)(qi)(qi)(qi)、氮(dan)气(qi)(qi)(qi)(qi)、乙(yi)炔、压缩空气(qi)(qi)(qi)(qi)等气(qi)(qi)(qi)(qi)体的(de)集(ji)(ji)中供(gong)(gong)气(qi)(qi)(qi)(qi)系(xi)(xi)统(tong)设计及管(guan)路(lu)系(xi)(xi)统(tong)安装。
一、湖州升(sheng)华(hua)拜克生物实(shi)验室气路改造技术要求
1、气瓶间
①气瓶间应采用300mm以上(shang)钢(gang)筋混(hun)凝土防(fang)爆墙,遮(zhe)阳防(fang)晒,并安装防(fang)爆门,泄露窗。
②室内地面(mian)应有防(fang)火花、防(fang)静(jing)电措施;室内电气设备应具备防(fang)爆功能(neng)。
③通风良好,室内(nei)应安装排气扇。
④可燃(ran)气(qi)体(ti)钢(gang)瓶(氢气(qi)、乙炔)与(yu)助燃(ran)气(qi)体(ti)(氧(yang)气(qi))应(ying)隔(ge)开放置(zhi)。
⑤气瓶(ping)间要设置报警(jing)系(xi)统
2、工作间
①所(suo)有(you)管道要统筹规划、集中布置、方便安装、便于操作(zuo)、检修方便。
②所(suo)有工(gong)艺管道(dao)要设(she)置切断阀(fa),并根据需要设(she)置压(ya)力表(biao)、温度计、流量(liang)计、过(guo)滤器(qi)和减压(ya)阀(fa),阀(fa)门和仪表(biao)要设(she)置在便于观(guan)察和检修的地方。
③可燃(ran)气体管道要沿墙明(ming)线铺设(she),方便(bian)安装和检修(xiu)。
④使(shi)用钢瓶气管道的(de)设(she)备台应离墙(qiang)布(bu)置,且留出不小于(yu)600mm的(de)检修空(kong)间。
⑤氢(qing)气(qi)管(guan)道应采用(yong)焊接连接,不(bu)能采用(yong)螺纹连接和(he)使用(yong)闸(zha)阀。
⑥供(gong)(gong)气(qi)(qi)系统采用二级减压方(fang)式(shi)进(jin)行供(gong)(gong)气(qi)(qi),气(qi)(qi)体(ti)由15Mpa减到1.5Mpa后再输入到各(ge)实验(yan)室(shi)。
二、用材
1、管(guan)(guan)(guan)(guan)道、球阀(fa)、三(san)通(tong)和卡套均采用(yong)316L不锈(xiu)钢(gang),高压软(ruan)管(guan)(guan)(guan)(guan)为不锈(xiu)钢(gang)波纹管(guan)(guan)(guan)(guan),在高压软(ruan)管(guan)(guan)(guan)(guan)的进(jin)气(qi)端配置单向阀(fa),防止更换(huan)气(qi)瓶时,软(ruan)管(guan)(guan)(guan)(guan)内的气(qi)体外泄,又可防止外界的空气(qi)混(hun)入(ru)气(qi)路中,影响气(qi)体纯(chun)度。
2、管道系统:所有(you)气体管道均采用(yong)B*别316L不锈钢管,在管路上有(you)过滤杂(za)质和水(shui)分的装(zhuang)置。
3、管道的(de)连(lian)接(jie):汇(hui)排流(liu)、终端均采用卡套(tao)连(lian)接(jie),便(bian)于减压器(qi)和阀门的(de)维(wei)护管理(li)。
4、终端:在(zai)每台仪器(qi)之前,配置(zhi)截(jie)止阀(fa)和二级减压器(qi),截(jie)止阀(fa)控制每个气路的开(kai)启和关闭,减压器(qi)用于显示和调整每个终端的压力。
5、气体管道每间隔1.5米采用管码支架(jia)固定。
6、整个气路安装完毕后,对整个系统(tong)做压力测试,压力24小时后无下降(jiang)视(shi)为合格。
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