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所属分类: | 实验室气体管道工程案例 |
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重庆迪康实验室仪器管(guan)路(lu)铺设集中(zhong)供(gong)(gong)气(qi)(qi)系(xi)(xi)统(tong)(tong)(tong)(tong)作(zuo)(zuo)为气(qi)(qi)体(ti)储存、调压、输送(song)及(ji)供(gong)(gong)应具有以下几个优点(dian):一是(shi)集中(zhong)供(gong)(gong)气(qi)(qi)系(xi)(xi)统(tong)(tong)(tong)(tong)将(jiang)(jiang)气(qi)(qi)源(钢瓶)集中(zhong)在气(qi)(qi)瓶储存间,采用管(guan)路(lu)系(xi)(xi)统(tong)(tong)(tong)(tong)将(jiang)(jiang)气(qi)(qi)送(song)到所(suo)需的工作(zuo)(zuo)地(di)(di)点(dian),再将(jiang)(jiang)供(gong)(gong)气(qi)(qi)终(zhong)端进(jin)行分(fen)流(liu)。因(yin)此工作(zuo)(zuo)地(di)(di)点(dian)看不到气(qi)(qi)瓶,显得规(gui)范、整洁。二是(shi)结构紧凑、安装(zhuang)方便、操作(zuo)(zuo)简单(dan);三是(shi)集中(zhong)供(gong)(gong)气(qi)(qi)系(xi)(xi)统(tong)(tong)(tong)(tong)更(geng)容(rong)易进(jin)行监(jian)控。因(yin)此采用集中(zhong)供(gong)(gong)气(qi)(qi)系(xi)(xi)统(tong)(tong)(tong)(tong)进(jin)行供(gong)(gong)气(qi)(qi)更(geng)安全、更(geng)规(gui)范、更(geng)可靠(kao)。
重庆迪康实验室仪器管路铺设集(ji)(ji)中(zhong)供(gong)气(qi)(qi)(qi)系(xi)(xi)(xi)统(tong)(tong)作(zuo)为气(qi)(qi)(qi)体储存、调(diao)压、输送及供(gong)应具有以下几(ji)个优点:一是集(ji)(ji)中(zhong)供(gong)气(qi)(qi)(qi)系(xi)(xi)(xi)统(tong)(tong)将(jiang)气(qi)(qi)(qi)源(yuan)(钢瓶)集(ji)(ji)中(zhong)在气(qi)(qi)(qi)瓶储存间(jian),采用(yong)管路(lu)系(xi)(xi)(xi)统(tong)(tong)将(jiang)气(qi)(qi)(qi)送到所需的工(gong)作(zuo)地点,再将(jiang)供(gong)气(qi)(qi)(qi)终(zhong)端进行(xing)(xing)分流。因此工(gong)作(zuo)地点看不到气(qi)(qi)(qi)瓶,显得规(gui)范(fan)(fan)、整洁。二(er)是结(jie)构(gou)紧凑、安装(zhuang)方便、操作(zuo)简单(dan);三是集(ji)(ji)中(zhong)供(gong)气(qi)(qi)(qi)系(xi)(xi)(xi)统(tong)(tong)更容易(yi)进行(xing)(xing)监(jian)控(kong)。因此采用(yong)集(ji)(ji)中(zhong)供(gong)气(qi)(qi)(qi)系(xi)(xi)(xi)统(tong)(tong)进行(xing)(xing)供(gong)气(qi)(qi)(qi)更安全、更规(gui)范(fan)(fan)、更可(ke)靠。科(ke)望(wang)达主(zhu)要提供(gong)氧气(qi)(qi)(qi)、氢(qing)气(qi)(qi)(qi)、氦气(qi)(qi)(qi)、氮气(qi)(qi)(qi)、乙炔(gui)、压缩(suo)空气(qi)(qi)(qi)等(deng)气(qi)(qi)(qi)体的集(ji)(ji)中(zhong)供(gong)气(qi)(qi)(qi)系(xi)(xi)(xi)统(tong)(tong)设计(ji)及管路(lu)系(xi)(xi)(xi)统(tong)(tong)安装(zhuang)。
一(yi)、重庆(qing)迪康实验室仪器管(guan)路铺(pu)设技术要求(qiu)
1、气(qi)瓶间
①气瓶间(jian)应采用300mm以上钢筋混(hun)凝土防(fang)爆墙,遮阳防(fang)晒,并安(an)装(zhuang)防(fang)爆门,泄露窗。
②室内(nei)地面(mian)应有防(fang)火花、防(fang)静电措施;室内(nei)电气设备应具备防(fang)爆功能(neng)。
③通风良好,室(shi)内应安装排气扇。
④可燃气(qi)体(ti)钢(gang)瓶(氢气(qi)、乙炔)与助燃气(qi)体(ti)(氧气(qi))应隔开放置(zhi)。
⑤气瓶(ping)间(jian)要设置(zhi)报警系统
2、工作间
①所有管道要统(tong)筹规划、集中布置、方便(bian)安装、便(bian)于操作、检修方便(bian)。
②所有工艺(yi)管道要设(she)置切断阀,并根据需要设(she)置压(ya)力(li)表、温度计、流量计、过滤器和(he)减压(ya)阀,阀门和(he)仪表要设(she)置在(zai)便于(yu)观察和(he)检(jian)修的地方。
③可燃气(qi)体管(guan)道要沿墙(qiang)明线铺(pu)设,方便安(an)装和检修(xiu)。
④使(shi)用钢瓶气管道的(de)设备台(tai)应离墙(qiang)布置(zhi),且(qie)留出不小于600mm的(de)检修空(kong)间(jian)。
⑤氢气管道应采(cai)用焊(han)接连(lian)接,不能采(cai)用螺纹连(lian)接和使用闸(zha)阀。
⑥供(gong)(gong)气(qi)系统采用二级减压(ya)方式进行供(gong)(gong)气(qi),气(qi)体由15Mpa减到1.5Mpa后再输入(ru)到各实验室。
二(er)、用材(cai)
1、管道(dao)、球(qiu)阀、三(san)通和卡(ka)套均采用316L不锈钢,高(gao)压(ya)软(ruan)管为不锈钢波纹管,在(zai)高(gao)压(ya)软(ruan)管的(de)进(jin)气(qi)端配置(zhi)单(dan)向阀,防(fang)止更换气(qi)瓶时(shi),软(ruan)管内(nei)的(de)气(qi)体外泄,又可防(fang)止外界的(de)空气(qi)混(hun)入(ru)气(qi)路中,影响气(qi)体纯度。
2、管(guan)道系统:所有(you)气体管(guan)道均采用(yong)B*别(bie)316L不锈钢管(guan),在(zai)管(guan)路上有(you)过滤杂质和水分的装置。
3、管道(dao)的连接:汇排流、终端均采(cai)用卡套连接,便于减(jian)压器和阀门(men)的维护管理。
4、终端:在(zai)每台仪器之(zhi)前,配(pei)置截止(zhi)阀和二级减压(ya)(ya)器,截止(zhi)阀控制每个气(qi)路的开(kai)启和关闭,减压(ya)(ya)器用于(yu)显示和调整每个终端的压(ya)(ya)力。
5、气体管道(dao)每间隔(ge)1.5米采用管码支架固定。
6、整个气路(lu)安装完毕(bi)后,对整个系统做压力测(ce)试,压力24小时(shi)后无下(xia)降视为合格(ge)。
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