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所属分类: | 实验室气体管道工程案例 |
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衢州旺旺实验室气(qi)(qi)体管道系统集中供(gong)气(qi)(qi)系统作(zuo)(zuo)为气(qi)(qi)体储存、调压、输送(song)及供(gong)应(ying)具(ju)有以下(xia)几(ji)个优点:一是集中供(gong)气(qi)(qi)系统将气(qi)(qi)源(yuan)(钢瓶(ping))集中在气(qi)(qi)瓶(ping)储存间,采用(yong)管路系统将气(qi)(qi)送(song)到(dao)所需的工作(zuo)(zuo)地点,再将供(gong)气(qi)(qi)终端进(jin)(jin)行分流(liu)。因此工作(zuo)(zuo)地点看不(bu)到(dao)气(qi)(qi)瓶(ping),显得(de)规范、整洁。二是结构紧凑、安(an)装方便、操作(zuo)(zuo)简(jian)单;三是集中供(gong)气(qi)(qi)系统更(geng)容易进(jin)(jin)行监控。因此采用(yong)集中供(gong)气(qi)(qi)系统进(jin)(jin)行供(gong)气(qi)(qi)更(geng)安(an)全、更(geng)规范、更(geng)可靠(kao)。
衢州(zhou)旺旺实验室气(qi)体管道(dao)系(xi)统集中(zhong)供(gong)(gong)(gong)气(qi)(qi)(qi)系(xi)(xi)(xi)统作(zuo)为气(qi)(qi)(qi)体储存(cun)、调压、输送及(ji)供(gong)(gong)(gong)应具(ju)有以下几个优(you)点(dian):一(yi)是(shi)集中(zhong)供(gong)(gong)(gong)气(qi)(qi)(qi)系(xi)(xi)(xi)统将气(qi)(qi)(qi)源(钢瓶)集中(zhong)在气(qi)(qi)(qi)瓶储存(cun)间,采(cai)用管路系(xi)(xi)(xi)统将气(qi)(qi)(qi)送到(dao)所需的工(gong)作(zuo)地点(dian),再将供(gong)(gong)(gong)气(qi)(qi)(qi)终端进(jin)行分(fen)流(liu)。因此工(gong)作(zuo)地点(dian)看(kan)不到(dao)气(qi)(qi)(qi)瓶,显得规范、整(zheng)洁。二(er)是(shi)结构紧(jin)凑、安装方便、操作(zuo)简单;三(san)是(shi)集中(zhong)供(gong)(gong)(gong)气(qi)(qi)(qi)系(xi)(xi)(xi)统更(geng)(geng)(geng)容易进(jin)行监(jian)控。因此采(cai)用集中(zhong)供(gong)(gong)(gong)气(qi)(qi)(qi)系(xi)(xi)(xi)统进(jin)行供(gong)(gong)(gong)气(qi)(qi)(qi)更(geng)(geng)(geng)安全(quan)、更(geng)(geng)(geng)规范、更(geng)(geng)(geng)可靠。科望(wang)达主要提供(gong)(gong)(gong)氧气(qi)(qi)(qi)、氢气(qi)(qi)(qi)、氦(hai)气(qi)(qi)(qi)、氮(dan)气(qi)(qi)(qi)、乙炔、压缩(suo)空气(qi)(qi)(qi)等气(qi)(qi)(qi)体的集中(zhong)供(gong)(gong)(gong)气(qi)(qi)(qi)系(xi)(xi)(xi)统设计(ji)及(ji)管路系(xi)(xi)(xi)统安装。
一、衢州(zhou)旺旺实验(yan)室(shi)气(qi)体管道系统技术(shu)要求(qiu)
1、气瓶(ping)间(jian)
①气瓶间应采(cai)用(yong)300mm以上(shang)钢筋(jin)混凝土防爆墙,遮阳防晒,并安装防爆门,泄露窗。
②室内地面应(ying)有防火花、防静电措施;室内电气设备应(ying)具(ju)备防爆功能。
③通风良好,室内应安装排气扇。
④可(ke)燃(ran)气体钢瓶(氢气、乙炔(gui))与助燃(ran)气体(氧气)应(ying)隔开放(fang)置。
⑤气瓶间要(yao)设置报警系(xi)统
2、工作间
①所有(you)管(guan)道要(yao)统筹规划、集中布置、方便安装(zhuang)、便于操作、检修方便。
②所(suo)有工(gong)艺管道要(yao)设置切(qie)断阀,并(bing)根据(ju)需要(yao)设置压力(li)表、温度计、流量(liang)计、过滤器(qi)和减压阀,阀门和仪表要(yao)设置在(zai)便于观察和检修的(de)地方(fang)。
③可燃气体管道(dao)要沿墙明线铺(pu)设,方(fang)便安装(zhuang)和检修。
④使用钢瓶气管道的设(she)备台(tai)应离墙布(bu)置,且留出不小于600mm的检修(xiu)空间。
⑤氢气管(guan)道(dao)应采(cai)用焊接连接,不能采(cai)用螺(luo)纹连接和使用闸阀。
⑥供气系统采用(yong)二级减压(ya)方式进行供气,气体由15Mpa减到(dao)1.5Mpa后(hou)再(zai)输入到(dao)各(ge)实验室。
二、用材
1、管(guan)(guan)(guan)(guan)道、球阀、三通和卡套(tao)均采用316L不(bu)锈钢(gang),高压软管(guan)(guan)(guan)(guan)为不(bu)锈钢(gang)波纹管(guan)(guan)(guan)(guan),在高压软管(guan)(guan)(guan)(guan)的进气端配(pei)置(zhi)单向阀,防(fang)止(zhi)更换气瓶时,软管(guan)(guan)(guan)(guan)内的气体外泄,又(you)可防(fang)止(zhi)外界的空气混入气路中(zhong),影响气体纯度。
2、管(guan)道(dao)系统:所有(you)气体管(guan)道(dao)均采用B*别316L不锈(xiu)钢(gang)管(guan),在(zai)管(guan)路上有(you)过滤杂质和水分的装置。
3、管(guan)道的连(lian)接:汇排流、终端均采用卡套连(lian)接,便于减压器和阀门的维护(hu)管(guan)理。
4、终(zhong)端(duan):在每台仪器之前,配置截止阀(fa)和二(er)级减压器,截止阀(fa)控制每个气路(lu)的(de)开启和关闭,减压器用于显示和调整(zheng)每个终(zhong)端(duan)的(de)压力(li)。
5、气体管道每间隔1.5米采用管码支(zhi)架固定。
6、整(zheng)个气路安装完毕后,对(dui)整(zheng)个系统做压(ya)力测试,压(ya)力24小时后无(wu)下降视为合格。
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