Digital Signal Processing

Control of urea SCR systems for US diesel motor applications Michiel caravan Nieuwstadt Devesh Upadhyay E-COSM09- IFP, Paris, France carbamide SCR applications in the US E-COSM09 contents 1. SCR decorate in the US 2. SCR basics system and chemistry 3. Issues in control 1. ammonium hydroxide shop control 2. Ammonia computer storage observers 4. NOx sensors 5. Outlook carbamide SCR applications in the US E-COSM09 1. SCR landscape in the US US diesel powertrains use in general SCR for NOx aftertreatment: LNT does not bring well for the high temperature dangerous profession bicycle LNT beat to reach the high inevitable conversion efficiencies (>80%) LNT applications: VW Jetta (T2B5), imposture barge in (T2B8) SCR: 2009: Mercedes GL320, T2B5, 3.0l V6 BMW 335d, T2B5, 3.0l I6, twin turbo BMW X5 xDrive, 3.0l I6, twin turbo Audi Q7, 3.0l V6 2010: crossway F250, F350, F450, ULEV2, 6.7l V8 GM trucks, 2500, 3500, ULEV2, 6.6l V8 Chrysler/ besiege/Cummins trucks, ULEV2, 6.

7l I6 urea SCR applications in the US E-COSM09 Ford F250 Super profession truck urea SCR applications in the US E-COSM09 F350 vs Focus Urea SCR applications in the US E-COSM09 Ford F250 super affair Urea SCR applications in the US E-COSM09 Emissions standards US diesel standards be subject to a forceful diminution in 2010 2013 bequeath legislate a reduction in OBD threshold US emissions standards, EPA75 inflame duty, < 8500 lbs, Tier2 Bin5 light duty, < 8500 lbs, Tier2 Bin8 heavy duty chassis cert, 8,500-10,000 lbs heavy duty chassis cert, 10,000-14,000 lbs heavy duty dyno cert, >14,000 lbs 2010 emissions 0.05 0.2 0.2 0.4 0.2 2013 emissions 0.05 0.2 0.2 0.4 0.2 OBD 0.125 0.5 0.6 0.6 0.6 OBD 0.0875 0.35 0.4 0.4 0.4 unit chiliad/ burl gigabyteme/ milliliter gram/mile gram/mile gram/bhphr Next emergence in US diesel emissions will be LEV 3 for chassis cert: Tier2 Bin2: 0.02 g/m NOx New cycles: US06, SC03 No known changes in dyno software documentation standards. Urea SCR applications in the US E-COSM09...If you ask to get a in full essay, order it on our website: Orderessay

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