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Government and environmental groups
are forcing industries with medium to high VOC exhausts to reduce
emissions by as much as 98%. Incineration is a way to bring the
exhaust emissions in line with regulations. A flame ionization
detector at the outlet of the incinerator ensures that it does not
exceed emission levels. In addition, by using two flame ionization
detectors (one on the incinerator’s input line and one on the output
line) you can measure and compare hydrocarbon concentrations before
and after processing, indicating efficiency.
Our model SNR650 was designed
specifically for industrial use and is the only FID that mounts
directly on the incinerator rather than in the instrument room or
control room. This greatly improves response time and eliminates
the expensive heat-traced sample lines required by other FIDs.
The National Fire Protection
Association’s Standard for the Safe Operation of Ovens and Furnaces
defines direct-fired thermal oxidizers as Class A Furnaces mandating
the use of continuous Flammability Analyzers on inlet streams
exceeding 25% LFL. Measuring flammability at the inlet of the
incinerator will prevent incinerator and oxidizer fires, explosions,
or catalyst destruction by monitoring the flammability of the
incoming VOC stream. These streams are of varying energy content
that can change rapidly in a manner of minutes. Danger is present
when the inlet stream suddenly gets rich enough to ignite or
explode.
Our PrevEx Flammability Analyzers
are used on the inlet duct to monitor the flammability of the
incoming stream and protect it from dangerous concentrations caused
by rich vapor streams. It is the only gas detection system that
meets all the requirements of the NFPA.
Examples of pollution control applications including: Oxidizers, efficiency monitoring,
inlet/outlet, CEMS, hydrocarbon breakthrough, solvent recovery, carbon beds,
paint spray booths, chemical processing, and VOC control technologies. |
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