ffu

Dry Coil and FFU Cleaning Air Conditioning System in Electronic Industry

电子行业干盘管-FFU洁净空调系统

FFU have primary and hepa two pole filter net .

FFU设有初、高效两极过滤网。

High strength aluminium body , high efficient FFU and ionizing blower optimize work environment and product requirement .

高强度型铝机架、高效FFU、离子静电风机等配置，使设备与工作环境及工艺要求进一步结合。

FFU application and associated issues

FFU应用方式及相关的问题

Application of FFU in the Semiconductor Super-clean Engineering

FFU在电子超净工程中应用

Dust particle counter , dust particle multi-point inspection system , sampling device , environment comprehensive parameter monitor , FFU central controller , etc.

尘埃粒子计数器，尘埃粒子多点检测系统，浮游菌采样器，环境综合参数监测器，FFU中央控制器等。

Laminar flow hood is ideal for FFU was10 ~ 1000 clean room clouds , the overall running centralized control .

层流罩FFU非常适用于是10~1000级无尘车间密布，整体运行集中控制。

Some viewpoints on concerned cleanroom airflow velocity / Air exchange rate , FFU system and airborne molecular contamination are summarized and analyzed .

对当前较被关心的问题，如洁净室的气流速度的确定，FFU系统的应用及悬浮分子污染控制，进行情况归纳和分析。

Shenzhen laminar flow hood FFU : the shell can use mirror stainless steel , aluminum , cold plate electrostatic spray making nice .

层流罩FFU：壳体可选用镜面不锈钢、铝合金、冷板静电喷塑制做美观大方。

Based on the analysis , engineering designing steps and the parameters especially for dry coil and FFU cleaning air conditioning system in designing cleaning room were introduced .

针对干盘管-FFU洁净空调系统的特殊性，本文提出了工程设计的方法和步骤，并介绍了工程设计的有关参数。

Its floor-space is small and easer to control temperature and humidity in the partial environment with MFC and FFU .

有占地小，采用空气过滤（MFC）及气流导向穴FFU雪等控制系统，对局部环境进行温湿度控制等优点；

The development and application of FFu in the United Kingdom are recommended . Its key points about design , fabrication , installation and operation are recommended as well .

介绍风机过滤器单元（FFU）在英国的应用和发展情况及其在设计、制造、安装和运行中的要点。

This paper describes the advantage of the FFU and has discussed how to design optimum for the FFU in the Super-clean engineering with holding simplified system and down cost .

介绍FFU在超净工程中的优势，以实例讨论了超净工程中使用FFU如何最优化设计，简化系统，降低成本。

In this paper , the characteristic of cleaning room in the electronic industry was expounded , dry coil and FFU cleaning air conditioning system was introduced , and air conditioning course was analyzed .

本文阐述了电子行业洁净室空调的特点，介绍了目前电子行业常采用的干盘管-FFU洁净空调系统并对该系统的空气处理过程进行了分析。

The paper introduced the application of FFU in a clean air conditioning system for semiconductor manufacture item , which was compared with the mode of central air supply , finally some advantages and disadvantages had been analyzed .

介绍了某半导体制造项目净化空调系统中FFU送风方式，并与传统集中送风方式相比，分析其优缺点。该送风方式已在微电子工业洁净厂房得到越来越多的应用。

FFU laminar flow unit is an air filtering and purifying unit with its own blower fan , it comprises of primary efficiency filter , blower fan , high efficiency filter and static pressure box .

FFU层流罩是一种自带风机的空气过滤净化单元，它由初效过滤器、风机、高效过滤器和静压箱组成。

The fan-filter-unit ( FFU ) is widely used in cleaning engineering because of its so many advantages , such as simpleness of construction , flexibility of alteration , space saved and negative pressure seal .

风机过滤单元（简称FFU）以其施工简单、变更灵活、节省空间、负压密封等众多优点在洁净工程中得到了广泛的应用。

It is significant to find optional method for keeping the face velocity uniformity of FFU and reducing the face velocity turbulivity of FFU , furthermore , to keep the cleanliness level under FFUs .

找出优化的方法来保持风机过滤器机组的面风速均匀性及减少面风速的湍流度，对于保持风机过滤器机组下方区域的洁净度有重要意义。

The results showed that the huge cooling load of cleaning room will probably result in the increasing of the air circulation ratio of dry coil and FFU cleaning air conditioning system , or even make the air circulation ratio exceed the allowable level decided by dusty concentration .

分析计算表明，由于电子行业洁净室空调冷负荷巨大，可能导致干盘管-FFU洁净空调系统的换气次数也很大，甚至超过按室内允许含尘浓度计算得出的换气次数。

The sorts , physical and mechanical properties and applications of fiber reinforced polyurethane foam ( FFU ) were reviewed . Effects of fibers on FFU 's physical and mechanical properties and reinforcement / damage mechanisms of FFU were discussed . The development of FFU fields were predicted .

综述了纤维增强聚氨酯泡沫塑料（FFU）的种类、性能特点以及应用领域，讨论了纤维对FFU相关性能的影响以及FFU的增强和破坏机理，并展望了本领域的未来发展方向。