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1、Better Air Is Our Business,AAF洁净室产品及FFU简介,AAF Cleanroom Products & AstroFan FFUAAF洁净室产品及FFU简介,CONTENTS 目录,Cleanroom Product Overview 洁净室产品介绍Testing Methology 测试方法FFU Testing FFU测试EC FFU System 直流FFU系统FFU生产设备简介FFU机组特性及应用,Cleanroom Products洁净室产品,High Efficiency Filters 高效过滤器 HEPA & ULPA效率99.95% - 99.9
2、995% 0.3m,Cleanroom Products 洁净室产品效率99.99% - 99.999995% MPPS,Cleanroom Products 洁净室产品Ceiling System 吊顶系统,ASTROFAN FFU 风机过滤器机组,Self-Contained Stainless Steel Housing 箱体、风机/马达及过滤器一体Rigid, Walk-On Construction 坚固，可在上面行走High Performance Fan/Motor 高效率的风机/马达Low Noise Level 低噪音High Total External Static Pr
3、essure 100Pa 高机外静压Compatible With Wide Range Of Ceiling Grids 适用于任何款式的龙骨系统 Available in Electrical Commutated (EC) and with Variable Voltage (VV) Control 可采用直流马达或无级调速,ASTROFAN FFU 风机过滤器机组,FM II,Testing Methodology测试方法,Cold DOP - Heterogeneous polydispered aerosol having broad Particle size distribut
4、ion : 3.0 micron 99+% 0.7 micron50+% 3 min/min) Average air velocity - 90+ 10ft/min (0.45+ 0.05m/s) 平均面风速(laminar flow condition) Sequential counting system 连续计数系统,Filter Testing 过滤器检测,Automatic Scanning 自动扫描,If the air velocity distribution test is done, it will print out a map showing the filter f
5、ace velocities over 8 points for a 600 x1210 filter. Typically, the air velocity is within + 20%.风速的均匀度同时被检测。典型均匀度为+ 20%,Standard defines a leak is a hole which would produce a local penetration of 0.01% with an upstream concentration of 100%.按标准，当上游浓度100%时，下游浓度检测到0.01%穿透则视为泄漏,Leak Test 检漏测试,Filter
6、Testing 过滤器检测,Leak Repair 泄漏修补,Filter Leaks 0.01% are patched. 0.01%的泄漏点可以修补Filter media is patched with medium or adhesive. 采用联胶或介质修补For any one leak - maximum area of patch is 2 in2 (13cm2). 任何一个泄漏点不可超过2 in2For the filter, the patching is limited to a maximum of 1% of the face area (IE-RP-CC001-3)
7、.根据IE-RP-CC001-3标准，过滤器泄漏点的修补面积不可超过过滤器面积的1%,Leak Test Report,Filter Testing Report 过滤器检测报告,Leak Found Report,Filter Testing Report 过滤器检测报告,Defect Map,Filter Testing Report 过滤器检测报告,Air Velocity Test Report,Filter Testing Report 过滤器检测报告,Fan Filter Unit TestingFFU测试,FFU Testing Chamber FFU测试台,The FFU Te
8、sting Chamber is specially designed to maintain an environment with room temperature of 24oC and ambient noise level below 35dBA for measuring : 特别设计的FFU测试台可在室温24oC 及背景低于35dBA的无响室内测量： air velocity 风速Probe Velocity Anemometer 风速计 noise level 噪音 Sound Level Meter 噪音计 external static pressure 机外静压 Air
9、Flow Micromanometer 压力表 filter pressure 过滤器压损 Air Flow Micromanometer 压力表 electrical characteristics 电力参数Power Meter 功率表,Schematic Diagram of FFU Testing Chamber FFU测试台示意图,FFU Testing Chamber FFU测试台,Air Velocity Test 风速测量,The Probe Velocity Meter is used to measure the average air velocity at 8 points, 300mm below the FFU. For accurate readings, data is only recorded after the probe is stationary for at least 5 seconds. 风速在FFU过滤器出风面下300mm处测量8个点的平均风速。为得到准确地数值每点测量时测点需保持最少5秒时间。,
