【中英雙語】10外文文獻翻譯成品： 大氣污染的防控 – 一條綜合性的設計方法

1、外文標題：Air Pollution Prevention and Control - An Integrated Designed Approach外文作者：Dr. Akshey Bhargava, M.tech, Ph.D., LLB文獻出處：International Journal of Engineering Science and Computing,April 2016,Volume6,Issue No.4英文2873單詞

2、， 14698字符，中文4589漢字。此文檔是外文翻譯成品，無需調整復雜的格式哦！下載之后直接可用，方便快捷！只需二十多元。原文： 原文：Air Pollution Prevention and Control - An Integrated Designed ApproachDr. Akshey Bhargava, M.tech, Ph.D., LLBAbstract:The Planning, Management and Cont

3、rol of Air Pollution need to be addressed simultaneously to achieve the maximum output. The present paper signify the importance and high light an integrated approach needs to be infused into the system which inter-alia

4、include Source control, Pathway control, and Receptor control . An effort has been made in the present paper to briefly describe Pathway and Receptor control with main emphasis on design of the Air Pollution Control Syst

5、ems, particularly Bag Filters to control dust emissions and Wet Scrubbers to control gaseous emissions by way of Throwaway scrubbing processes, Regenerative Scrubbing Processes, Dry Processes and Spray Towers.Key Words:

6、Air Pollution, Integrated Approach, Design of Control Systems.Introduction:The term “Air Pollution” is used to describe substances that are artificially introduced in to the air in the form of gases and airborne particle

7、s which, in excess, are harmful to human health, buildings and ecosystems. Air pollution is mainly caused by combustion of fossil fuel, processing of materials and decomposition of organic matters. The main sources of ai

8、r pollution is from industrial activities, transport sector, house hold fuel burning, and other commercial activities. The present paper high light an integrated approach which inter-alia include Source Control, Pathway

9、control, and Receptor control . An effort has been made in the present paper to briefly describe Pathway and Receptor control with main emphasis on design of the Air Pollution Control Systems, the details of which are as

10、 under:Pathway Control:Pathway control is a control system through which the air pollutants are restricted or arrested between a source and receptor through the mechanism of scavenging and filtration.This can be achieved

11、 by having a green belt of suitable species between source and receptor. Such a green belt would be able to 3. Impingement chambers4. Packed tower5. Jet spray scrubbing tower6. Ventury scrubberBag filters design: Introdu

12、ction:Filtration is among the most reliable, efficient, and rather economical methods by which particulate matter may be removed from gases.? Such type of filters are represented by various fabric bag arrangements and ca

13、pable of high dust loading, more than 1gm / m3? In-depth or bed filters? Represented by fibrous array, a paper like mat, and occasionally, as a deep packed bed. Packed beds are applied when particulate concentration is m

14、uch less. Deep packed beds are prepared from crushed stone or bricks, wire screens, or fibers of many types arranged individually or in combinationFabric bag filters:? Employed to control emissions involving abrasives, i

15、rritating chemical dusts, and exhausts from electric furnaces, oil fired boilers, oxygen fed converters for steel making.Principle of operation:Filtration is principally accomplished by the particle layer that accumulate

16、s on the fabric surface. Pressure loss increases with accumulated dust layer, thereby gas velocity decreases. Thus, dust dislodging operation is undertaken to have proper filtration. Many fabric bag filters assembled in

17、one unit is called bag house.Classification of filters:? Fabric or cloth filtersProperties of fiber materials: Resistance to attack by:Fiber Strength Temp. F Acid Base Organic solventCost & othersCotton Strong 180 Po

18、or Medium Good LowWool Medium 210 Medium Poor Good -Paper Weak 180 Poor Medium Good LowNylon Strong 220 Medium Good Good Easy to cleanDacron Strong 280 Good Medium Good -Orlon Medium 250 Good Medium Good -Vinylidene chlo