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所属分类: | 实验室气体管道工程案例 |
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实验室色谱(pu)管路安装(zhuang)浙江宁波污水处理厂(chang)集(ji)(ji)(ji)(ji)中(zhong)(zhong)供(gong)(gong)(gong)(gong)气(qi)系统(tong)作为气(qi)体(ti)储(chu)存(cun)、调压、输送及(ji)供(gong)(gong)(gong)(gong)应具(ju)有(you)以下几个(ge)优点:一是(shi)集(ji)(ji)(ji)(ji)中(zhong)(zhong)供(gong)(gong)(gong)(gong)气(qi)系统(tong)将(jiang)气(qi)源(钢瓶)集(ji)(ji)(ji)(ji)中(zhong)(zhong)在(zai)气(qi)瓶储(chu)存(cun)间,采(cai)用管路系统(tong)将(jiang)气(qi)送到所(suo)需(xu)的工(gong)作地(di)点,再将(jiang)供(gong)(gong)(gong)(gong)气(qi)终端进(jin)行(xing)分流。因(yin)此(ci)工(gong)作地(di)点看不到气(qi)瓶,显得(de)规范、整洁(jie)。二是(shi)结(jie)构紧凑、安装(zhuang)方便、操(cao)作简(jian)单;三是(shi)集(ji)(ji)(ji)(ji)中(zhong)(zhong)供(gong)(gong)(gong)(gong)气(qi)系统(tong)更容易(yi)进(jin)行(xing)监控。因(yin)此(ci)采(cai)用集(ji)(ji)(ji)(ji)中(zhong)(zhong)供(gong)(gong)(gong)(gong)气(qi)系统(tong)进(jin)行(xing)供(gong)(gong)(gong)(gong)气(qi)更安全(quan)、更规范、更可靠。
实验室色谱管路安装浙江宁波污水处理厂集中供(gong)(gong)(gong)气(qi)系(xi)(xi)统作(zuo)(zuo)(zuo)为气(qi)体(ti)储存、调压、输送及(ji)供(gong)(gong)(gong)应具有以(yi)下几个优点(dian):一是集中供(gong)(gong)(gong)气(qi)系(xi)(xi)统将(jiang)(jiang)气(qi)源(钢瓶(ping))集中在(zai)气(qi)瓶(ping)储存间(jian),采用(yong)管(guan)(guan)路系(xi)(xi)统将(jiang)(jiang)气(qi)送到(dao)所需的(de)(de)工作(zuo)(zuo)(zuo)地点(dian),再将(jiang)(jiang)供(gong)(gong)(gong)气(qi)终端进(jin)行分流。因此(ci)工作(zuo)(zuo)(zuo)地点(dian)看不到(dao)气(qi)瓶(ping),显得规范、整洁。二是结构紧凑、安装方便、操作(zuo)(zuo)(zuo)简(jian)单;三是集中供(gong)(gong)(gong)气(qi)系(xi)(xi)统更容易进(jin)行监(jian)控。因此(ci)采用(yong)集中供(gong)(gong)(gong)气(qi)系(xi)(xi)统进(jin)行供(gong)(gong)(gong)气(qi)更安全(quan)、更规范、更可靠。科望达主要提供(gong)(gong)(gong)氧气(qi)、氢气(qi)、氦气(qi)、氮气(qi)、乙(yi)炔、压缩(suo)空气(qi)等气(qi)体(ti)的(de)(de)集中供(gong)(gong)(gong)气(qi)系(xi)(xi)统设计及(ji)管(guan)(guan)路系(xi)(xi)统安装。
一、实验室色谱管路安装浙江宁波污水处理厂技(ji)术要求
1、气(qi)瓶间
①气瓶(ping)间应(ying)采(cai)用(yong)300mm以上钢筋混凝土(tu)防爆墙,遮(zhe)阳防晒,并(bing)安装防爆门,泄露(lu)窗。
②室(shi)(shi)内(nei)地(di)面(mian)应有防火花、防静电措施;室(shi)(shi)内(nei)电气设(she)备应具备防爆功能。
③通风(feng)良好,室(shi)内应安装(zhuang)排气扇。
④可燃气(qi)体钢瓶(ping)(氢(qing)气(qi)、乙炔)与助燃气(qi)体(氧气(qi))应隔开放置。
⑤气瓶间要设(she)置报(bao)警系统
2、工作间
①所有(you)管(guan)道要统(tong)筹规划、集(ji)中布置、方(fang)便(bian)(bian)安装、便(bian)(bian)于(yu)操作、检修方(fang)便(bian)(bian)。
②所有(you)工艺管(guan)道要(yao)设(she)置(zhi)切断阀(fa),并根据需要(yao)设(she)置(zhi)压(ya)(ya)力表、温度(du)计、流量计、过(guo)滤(lv)器和减压(ya)(ya)阀(fa),阀(fa)门(men)和仪表要(yao)设(she)置(zhi)在便于观察和检修的地方(fang)。
③可燃气(qi)体管道要沿墙明(ming)线铺(pu)设,方(fang)便安装(zhuang)和检修。
④使用钢(gang)瓶气管道的设备台应(ying)离墙布置(zhi),且留出不小于600mm的检修空间。
⑤氢气管道应(ying)采(cai)(cai)用焊接连(lian)接,不能采(cai)(cai)用螺纹连(lian)接和使(shi)用闸阀。
⑥供(gong)气(qi)系统采用(yong)二级减压(ya)方式进行供(gong)气(qi),气(qi)体由15Mpa减到(dao)(dao)1.5Mpa后再输(shu)入到(dao)(dao)各(ge)实(shi)验室。
二、用材
1、管(guan)道(dao)、球(qiu)阀、三通和卡(ka)套均采(cai)用316L不(bu)锈钢,高(gao)压软管(guan)为不(bu)锈钢波(bo)纹管(guan),在高(gao)压软管(guan)的进气端配置(zhi)单(dan)向阀,防止更(geng)换气瓶时,软管(guan)内的气体(ti)外(wai)泄,又可防止外(wai)界的空气混入气路中,影(ying)响气体(ti)纯度。
2、管(guan)道(dao)系统:所有气体管(guan)道(dao)均(jun)采用B*别316L不锈钢管(guan),在管(guan)路上(shang)有过(guo)滤(lv)杂质和水分的装(zhuang)置。
3、管(guan)道(dao)的连(lian)接:汇排流(liu)、终端均采用卡(ka)套连(lian)接,便(bian)于减压器和阀(fa)门的维护管(guan)理。
4、终端(duan):在每台仪器(qi)之前(qian),配置截止阀(fa)和二(er)级减压器(qi),截止阀(fa)控制每个(ge)气路的开启(qi)和关闭,减压器(qi)用于显(xian)示和调整每个(ge)终端(duan)的压力。
5、气体管道每间(jian)隔(ge)1.5米(mi)采用管码支架固定。
6、整个(ge)气路安装完毕(bi)后,对整个(ge)系统做压力测(ce)试,压力24小(xiao)时后无下降视为合格。
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