• Why You Should NOT Rely Solely on Engine Silencer Attenuation Grades.

    by  • October 4, 2011 • 2 Comments

    For as long as I can remember, engine exhaust silencer manufacturers have used attenuation “grades” to describe the expected performance of their products. “Critical”, “hospital”, and “residential” are some of the common grades used today. As an attempt to differentiate themselves from one another, silencer manufacturers have come up with new grades such as “super critical”, “super hospital” and even “extreme”! […]

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    SCAC, CAC, AATAC, what does it all mean?

    by  • September 25, 2011 • 0 Comments

    New emission regulations have led to massive changes in the way diesel engines are cooled. Older engines had a single jacket water circuit (using a mixture of ethylene glycol and water) that was responsible for removing heat from the engine and transporting it to a radiator. Simple enough, right? Fast forward to today! Engines are […]

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    Terminology and Definitions

    by  • September 22, 2011 • 0 Comments

    Typical of any industry, the power generation industry is filled with acronyms and technical terms. Some of them are referenced in national standards, while others are little known except to those who deal in them on a regular basis. Below are some basic definitions that I am frequently asked about. I hope this helps! Day […]

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