Essays about: "väggfilm"
Found 3 essays containing the word väggfilm.
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1. Investigation into Urea Deposit Risk by varying parameters in the control system related to urea evaporation
University essay from KTH/KemiteknikAbstract : I och med nuvarande och kommande lagkrav för utsläpp från tunga lastbilar finns en efterfrågan på utvecklade strategier för utsläppsminskning. För att kontrollera utsläppen av kväveoxider (NOx) används katalytisk omvandling med AdBlue (vätskeblandning av urea och vatten). READ MORE
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2. CFD-simulations of urea-waterspray in an after-treatment systemusing Star-CCM+
University essay from KTH/MekanikAbstract : The legislation has forced the vehicle industry to reduce tail-end emissions. The air pollutant nitrogen oxide (NOX) has been shown to have a negative impact on human health and the environment. One of the key technologies to reduce the levels of NOX emitted from a vehicle is by implementing an after-treatment system. READ MORE
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3. Investigating Urea Vaporization in a Controlled Environment Using Infrared Thermography
University essay from KTH/Skolan för kemivetenskap (CHE)Abstract : As the emission legislation becomes more stringent, higher demands are put on the aftertreatment system in trucks. For dealing with nitrous oxides, AdBlue® (urea–water solution) is injected into the exhausts which evaporates and reduces nitrous oxides to nitrogen. READ MORE