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所属分类: | 实验室气体管道工程案例 |
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淮南(nan)矿业集(ji)(ji)(ji)团化工(gong)实验室钢瓶气(qi)(qi)(qi)体管道(dao)安(an)(an)(an)装集(ji)(ji)(ji)中(zhong)供(gong)(gong)气(qi)(qi)(qi)系统(tong)作(zuo)(zuo)为气(qi)(qi)(qi)体储存、调压、输送及(ji)供(gong)(gong)应(ying)具(ju)有以下几个(ge)优点:一是集(ji)(ji)(ji)中(zhong)供(gong)(gong)气(qi)(qi)(qi)系统(tong)将气(qi)(qi)(qi)源(钢瓶)集(ji)(ji)(ji)中(zhong)在气(qi)(qi)(qi)瓶储存间(jian),采(cai)用(yong)管路系统(tong)将气(qi)(qi)(qi)送到(dao)所需的工(gong)作(zuo)(zuo)地(di)(di)点,再(zai)将供(gong)(gong)气(qi)(qi)(qi)终(zhong)端进行(xing)分流(liu)。因(yin)此(ci)工(gong)作(zuo)(zuo)地(di)(di)点看不到(dao)气(qi)(qi)(qi)瓶,显得规范、整洁。二(er)是结构紧凑、安(an)(an)(an)装方(fang)便、操作(zuo)(zuo)简(jian)单;三是集(ji)(ji)(ji)中(zhong)供(gong)(gong)气(qi)(qi)(qi)系统(tong)更(geng)(geng)容易进行(xing)监控。因(yin)此(ci)采(cai)用(yong)集(ji)(ji)(ji)中(zhong)供(gong)(gong)气(qi)(qi)(qi)系统(tong)进行(xing)供(gong)(gong)气(qi)(qi)(qi)更(geng)(geng)安(an)(an)(an)全(quan)、更(geng)(geng)规范、更(geng)(geng)可靠。
淮南矿业集团化工实验室钢瓶气体管道安装集(ji)(ji)中(zhong)(zhong)供(gong)(gong)(gong)(gong)气(qi)(qi)系(xi)(xi)统(tong)(tong)作为(wei)气(qi)(qi)体储(chu)存、调压、输送及供(gong)(gong)(gong)(gong)应(ying)具(ju)有(you)以(yi)下几(ji)个优点:一是(shi)集(ji)(ji)中(zhong)(zhong)供(gong)(gong)(gong)(gong)气(qi)(qi)系(xi)(xi)统(tong)(tong)将气(qi)(qi)源(钢瓶(ping))集(ji)(ji)中(zhong)(zhong)在(zai)气(qi)(qi)瓶(ping)储(chu)存间,采用管(guan)路系(xi)(xi)统(tong)(tong)将气(qi)(qi)送到所需的工作地点,再(zai)将供(gong)(gong)(gong)(gong)气(qi)(qi)终端(duan)进行分(fen)流(liu)。因此(ci)工作地点看不(bu)到气(qi)(qi)瓶(ping),显得规范(fan)、整洁。二是(shi)结(jie)构紧凑、安装方(fang)便、操作简单;三是(shi)集(ji)(ji)中(zhong)(zhong)供(gong)(gong)(gong)(gong)气(qi)(qi)系(xi)(xi)统(tong)(tong)更容(rong)易(yi)进行监(jian)控(kong)。因此(ci)采用集(ji)(ji)中(zhong)(zhong)供(gong)(gong)(gong)(gong)气(qi)(qi)系(xi)(xi)统(tong)(tong)进行供(gong)(gong)(gong)(gong)气(qi)(qi)更安全(quan)、更规范(fan)、更可靠。科望达主要提(ti)供(gong)(gong)(gong)(gong)氧气(qi)(qi)、氢气(qi)(qi)、氦气(qi)(qi)、氮气(qi)(qi)、乙(yi)炔、压缩(suo)空气(qi)(qi)等气(qi)(qi)体的集(ji)(ji)中(zhong)(zhong)供(gong)(gong)(gong)(gong)气(qi)(qi)系(xi)(xi)统(tong)(tong)设计及管(guan)路系(xi)(xi)统(tong)(tong)安装。
一、淮南矿业集团化工实验室钢瓶气体管道安装技术要求:
1、气瓶间
①气瓶间应采用300mm以上钢筋混凝土防(fang)爆墙,遮阳防(fang)晒,并安装防(fang)爆门,泄露窗。
②室内(nei)地面应(ying)有防火花(hua)、防静(jing)电措施;室内(nei)电气设备应(ying)具备防爆功能(neng)。
③通(tong)风良好(hao),室内应安装(zhuang)排气(qi)扇。
④可燃气(qi)体钢瓶(ping)(氢(qing)气(qi)、乙(yi)炔)与助(zhu)燃气(qi)体(氧气(qi))应隔(ge)开放(fang)置。
⑤气瓶(ping)间要设置报(bao)警系统。
2、工作间
①所有管道要统筹(chou)规划、集中(zhong)布置(zhi)、方(fang)便(bian)安装(zhuang)、便(bian)于操作、检修(xiu)方(fang)便(bian)。
②所有工艺管道(dao)要设(she)(she)置(zhi)(zhi)(zhi)切断(duan)阀,并根(gen)据需要设(she)(she)置(zhi)(zhi)(zhi)压力(li)表、温度计(ji)(ji)、流量计(ji)(ji)、过滤器(qi)和减压阀,阀门和仪表要设(she)(she)置(zhi)(zhi)(zhi)在便(bian)于观察和检修的地(di)方。
③可(ke)燃气体管道要沿墙明线铺设,方便安装(zhuang)和检修。
④使用钢瓶气管道的(de)设(she)备台(tai)应离墙布置,且(qie)留出不小于600mm的(de)检修空间。
⑤氢气(qi)管道应采用焊(han)接(jie)连接(jie),不能采用螺(luo)纹连接(jie)和使(shi)用闸阀。
⑥供气(qi)系统采用二级减压方式进(jin)行(xing)供气(qi),气(qi)体由15Mpa减到1.5Mpa后再输入到各实验(yan)室。
二、用材
1、管道、球阀(fa)(fa)、三(san)通和(he)卡套均采用316L不锈(xiu)钢(gang),高(gao)压(ya)(ya)软管为(wei)不锈(xiu)钢(gang)波纹(wen)管,在高(gao)压(ya)(ya)软管的进气(qi)(qi)端配置单(dan)向(xiang)阀(fa)(fa),防(fang)止(zhi)更换气(qi)(qi)瓶时,软管内的气(qi)(qi)体外泄,又(you)可防(fang)止(zhi)外界的空气(qi)(qi)混入气(qi)(qi)路(lu)中,影响气(qi)(qi)体纯度。
2、管(guan)道(dao)(dao)系统:所有(you)气体管(guan)道(dao)(dao)均采用B*别316L不锈钢管(guan),在管(guan)路上有(you)过滤杂质和水(shui)分(fen)的(de)装(zhuang)置。
3、管(guan)道的(de)连接:汇排流、终端均(jun)采用(yong)卡套连接,便于(yu)减压器(qi)和阀(fa)门的(de)维(wei)护管(guan)理。
4、终端:在每(mei)(mei)(mei)台仪器(qi)之前(qian),配置截止阀(fa)和(he)二(er)级减(jian)压器(qi),截止阀(fa)控制每(mei)(mei)(mei)个(ge)气路的(de)开启和(he)关(guan)闭(bi),减(jian)压器(qi)用(yong)于(yu)显(xian)示和(he)调整(zheng)每(mei)(mei)(mei)个(ge)终端的(de)压力。
5、气体管道(dao)每间隔(ge)1.5米采用管码(ma)支(zhi)架(jia)固定。
6、整个(ge)气路安装完(wan)毕后,对整个(ge)系(xi)统做压力(li)测试(shi),压力(li)24小时(shi)后无下降视为合格。
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