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产品概况
甲醛发生器是根据空气净化器国标GB18801-2015检测标设计,空气净化器在新标准舱内进行气体污染CADR值和ccm值测试时,需要甲醛发生器在舱内发生一定浓度的甲醛污染。甲醛发生器以甲醇为原料,通过甲醇催化氧化反应,在线制取高纯甲醛。
/甲苯/VOCs通过精密注射泵注入精密微通道汽化器进行定量汽化。特殊设计的汽化器可保证液体全部汽化,且死体积可忽略不计。过滤和计量后的空气载气同时经过汽化器,将甲醛/甲苯/VOCs带出,形成所需的污染源。
从发生原理上来区分,甲醛发生器分为汽化型和催化型,汽化型为把甲醇液体(福尔马林)汽化为气体,催化型为将甲醇汽化后经过催化剂催化成甲醛。
二、使用条件
使用环境:0~50℃ ,0~80%RH
进气要求:压力>0.1Mpa
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1.通过控制面板设定和观察气化模块升温温度;
2.储罐中的甲醛,通过恒流泵加入精密蒸发器中,甲醛流量连续可调;
3.精密蒸发器将甲醛99%蒸发,并且保证甲醛流量波动小于2%;
4.过热甲醛通过SUS316L管道通入流量控制器(选配)中,将高温甲醛稳定输送到位置。
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型号 FG-01A/B FG-05A/B
液体流量(可定制) 0-1000uL/min 0-5000uL/min
工作电压 220V AC 220V AC
工作原理 甲醇催化氧气
原 料 甲醇分析纯或甲醛液体
载 气 空气
浓 度 1-1000ppm(其它规格可定制)
反应温度 300℃
操作界面 触摸屏或按键
甲醛调节方式 通过精密注射泵调节甲醇加载速度和时间,进而控制甲醛发生量与浓度;
外形尺寸(可定制) 240*300*240mm
注射泵每微步注射量 0.13uL
线速度范围 4.69u1/min-270.00m1/min
流量范围 0.0001uL/min-158.909m1/min
线性推力 >3kgf
控制精度 控制精度 当>30%满行程时,控制误差≤±0.5%
重复精度 ≤±0.3%
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