AIR POLLUTION CONTROL EQUIPMENT SELECTION GUIDE - CHAPTER 3 doc

... in the air to the hydro- carbon thereby oxidizing it without depletion of the enzyme itself. In this way, the enzyme is considered to catalyze the oxidation of the contaminant. Figure 3. 3 shows ... Biofilters are often used to control the emissions of water-soluble or condens- able hydrocarbons (such as alcohols), phenols, aldehydes such as formalde- hyde, odorous mercaptans, orga...

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... C. Air pollution control equipment selection guide / Kenneth Schifftner. p. cm. Includes index. ISBN 1-5 871 6-0 6 9-2 (alk. paper) 1. Air Purification Equipment and supplies. I. Title. TD889 .S35 ... CRC Press LLC chapter 1 Air pollution control 101 Having spent more than 30 years in the air pollution control industry, I am still amazed by how the bas...

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... air load test can be plotted creating a volts vs. amps (V-I) chart. The airload V-I chart can then be compared to that achieved during operation. Most modern voltage controls contain an auto- matic ... Inside the cabinet is a voltage control and silicon control rectifier. The voltage control flow of current through the silicon control rectifier. Current from the silicon control recti...

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... pad is run at a higher speed so some of its liquid agglom- erates and entrains from the lee side of the pad, thereby wetting the down- stream pad without overloading it with liquid. The first ... Figure 9 .3 Multilayer mesh pad (Kimre, Inc.). Figure 9.4 Crossflow scrubber (Kimre, Inc.). Figure 9.5 Multilayered absorber module (Kimre, Inc.). © 2002 by CRC Press LLC chapter ......

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... electrostatic pre- cipitators) 7. Fluorine abatement (scrubbing with pond water in the fertilizer in- dustry) 8. Stripping volatiles from dirty water 9. Acid gas control 10. Ammonia absorption 11. Bio-slurry ... size, low-to-moderate cost, and the ability to absorb gases while resisting plugging. Common applications include: 1. Pulp mill bleach plant chlorine and chlorine dioxide control...

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... An elec- tron from the surface is required to balance the reaction. X-NH 4 + + Y-NO 2 + e – = X-Y + N 2 + 2 H 2 O (15. 13) Operating/application suggestions A properly designed NO x control ... fuel-bound NO x . The more important consideration is access of oxygen to the HCN and CN. Therefore, to reduce fuel-bound NO x , dilution strategies like flue-gas recirculation, staged...

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... gas absorp- tion in the upper stage where both contaminants are present at the same time. The following figure shows a vane or centrifugal type scrubber in fab- rication. The turbine-like vanes ... there- fore best to consult with the vendor regarding each specific application. If the gas stream contains over 20% submicron particulate, vane type scrubbers may not be able to meet current air ....

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... Sutcliffe Corp.). STRIPPED AIR EXHAUST STRIPPED AIR EXHAUST STRIPPED AIR EXHAUST STEAM KEY SOLVENT LADEN AIR SOLVENT FREE AIR STEAM DRYING & COOLING AIR RECOVERED SOLVENT WATER MIXTURE ADSORBER ... carbon types (peanut shell-based, coconut shell-based, mineral carbon-based, etc.), each exemplifying specific pore size and area characteristics. The adsorption iso- therms are used...

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... CRC Press LLC Air- to-cloth ratios are only guidelines. Many other factors affect perfor- mance. For example, the aspect ratio evaluates air- to-cloth ratio as it relates to dirty air velocities ... compartmentalized off-line cleaning system, air- to-cloth ratio is a much less important factor as no process air is flowing into the filters. Cleaning off line is very easy at any air- to-...

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... are economically controlled by fiber- beds. This application is similar to lube oil reservoir vents. Figure 8.5 30 ,000 ACFM system on tenter frame (Advanced Environmental Sys- tems, Inc.). ... (Monsanto Enviro-Chem Systems, Inc.). © 2002 by CRC Press LLC Figure 8.6 1000 ACFM on five-station machining center (Advanced Environmental Systems, Inc.). Figure 8.7 30 0 CFM oil vent ....

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