Recent content by tmerc

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    Automotive Average Car Exhaust NOx Emissions with Catalytic Converter Explained

    so at 30 mpg, itd be .033 gallons per mile. how could i find how much air it takes to burn it?
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    Automotive Average Car Exhaust NOx Emissions with Catalytic Converter Explained

    lets say its a 30 mpg car with an air consumption of .2 kg/min
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    Automotive Average Car Exhaust NOx Emissions with Catalytic Converter Explained

    Can anyone help me out and tell me what the average amount of ppm of NOx is in car exhaust with a catalytic converter? I found .4 grams per mile and can't seem to find any kind of conversion, but I am trying to compare it to another ppm measurement so it needs to be in ppm. Thank you
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    Chilled water loop pressure and velocity

    Correct me if i am wrong, the pressure drop is causes by the friction on the inside of the pipe?
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    Chilled water loop pressure and velocity

    Where i work has a chilled water loop to every building for the ac system. A rooftop unit has not been performing as it should so we are investigating into the possible causes. Right now i am trying to come up with the different variables that accompany the givens. I know the pipe is 2.5", the...