高(gao)纯(chun)气(qi)体控制系(xi)统(tong)集(ji)中(zhong)(zhong)供(gong)(gong)气(qi)系(xi)统(tong)作(zuo)(zuo)为气(qi)体储存、调压、输送及(ji)供(gong)(gong)应(ying)具(ju)有以(yi)下几个(ge)优(you)点：一是集(ji)中(zhong)(zhong)供(gong)(gong)气(qi)系(xi)统(tong)将(jiang)气(qi)源（钢瓶）集(ji)中(zhong)(zhong)在气(qi)瓶储存间(jian)，采用管路系(xi)统(tong)将(jiang)气(qi)送到所需(xu)的工(gong)作(zuo)(zuo)地(di)点，再(zai)将(jiang)供(gong)(gong)气(qi)终端进(jin)行分流。因此工(gong)作(zuo)(zuo)地(di)点看不到气(qi)瓶，显得规范、整洁。二是结构紧凑、安装方便、操作(zuo)(zuo)简单；三是集(ji)中(zhong)(zhong)供(gong)(gong)气(qi)系(xi)统(tong)更(geng)容(rong)易进(jin)行监控。因此采用集(ji)中(zhong)(zhong)供(gong)(gong)气(qi)系(xi)统(tong)进(jin)行供(gong)(gong)气(qi)更(geng)安全、更(geng)规范、更(geng)可靠。
1、系(xi)统(tong)(tong)(tong)概述 1.1气(qi)路系(xi)统(tong)(tong)(tong)主要由气(qi)源切换系(xi)统(tong)(tong)(tong)（一级(ji)减压(ya)系(xi)统(tong)(tong)(tong)）、管道及连接件(jian)系(xi)统(tong)(tong)(tong)、二级(ji)调压(ya)系(xi)统(tong)(tong)(tong)、气(qi)体(ti)(ti)过滤纯化系(xi)统(tong)(tong)(tong)、气(qi)体(ti)(ti)报警系(xi)统(tong)(tong)(tong)、压(ya)力表、球(qiu)阀(fa)(fa)等组(zu)成(cheng)。对于一些易燃易爆气(qi)体(ti)(ti)，如氢气(qi)、乙炔等，必(bi)须加(jia)入气(qi)体(ti)(ti)回火防止器，其余(yu)惰(duo)性气(qi)体(ti)(ti)可根据需要增(zeng)加(jia)单(dan)向阀(fa)(fa)。 2、设(she)计依据 2.1甲方提供的设(she)计需求说明 2.2相关专业设(she)计规范(fan)(fan) 《建筑设(she)计防火规范(fan)(fan)》
R14SL系列(lie)小流量(liang)捷锐减(jian)压(ya)(ya)(ya)(ya)器R14SL 系列(lie)膜片式(shi)减(jian)压(ya)(ya)(ya)(ya)器，其结(jie)(jie)构设计和制造选用(yong)优质(zhi)的原材料，输出压(ya)(ya)(ya)(ya)力(li)稳定，特(te)(te)别(bie)适用(yong)于(yu)气体(ti)(ti)分(fen)析仪器及各种高纯气体(ti)(ti)。结(jie)(jie) 构 特(te)(te) 点 单(dan)级式(shi)减(jian)压(ya)(ya)(ya)(ya)结(jie)(jie)构 膜片与母(mu)体(ti)(ti)采用(yong)硬密封形(xing)式(shi) 母(mu)体(ti)(ti)接口(kou)螺纹(wen)：1/4“ NPT（F） 安全压(ya)(ya)(ya)(ya)力(li)：1.5 倍(bei)的Z大输入压(ya)(ya)(ya)(ya)力(li) 输入压(ya)(ya)(ya)(ya)力(li)：500, 3000, 4000 psi 输出压(ya)(ya)(ya)(ya)力(li)：0-25, 0-50
PLC气体(ti)管路(lu)控(kong)制系(xi)统(tong)实现(xian)了供(gong)气系(xi)统(tong)的(de)(de)自动(dong)控(kong)制和(he)监控(kong)，主要(yao)包括如下功能(neng)： 1） 灵活的(de)(de)操(cao)作(zuo)方式以(yi)及大的(de)(de)系(xi)统(tong)控(kong)制功能(neng)：系(xi)统(tong)可(ke)以(yi)实现(xian)上位(wei)机(ji)(ji)操(cao)作(zuo)、控(kong)制柜触摸屏操(cao)作(zuo)和(he)就地手动(dong)操(cao)作(zuo)； 2） 报警功能(neng)：当压(ya)(ya)力(li)超(chao)过工艺要(yao)求，可(ke)在现(xian)场、就地实现(xian)高、低限(xian)压(ya)(ya)力(li)报警； 3） 简(jian)单、方便(bian)的(de)(de)参数(shu)设定(ding)：压(ya)(ya)力(li)调节阀的(de)(de)压(ya)(ya)力(li)设定(ding)值、P、•D等参数(shu)可(ke)以(yi)在上位(wei)机(ji)(ji)中设定(ding)。
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