Download Automotive Emission Control by Guy B. Marin (Eds.) PDF
By Guy B. Marin (Eds.)
This quantity on car Emission keep watch over emphasises the position of chemical engineering in automobile emission regulate. sincerely the improvement of mathematical types describing the several features of the converter(s), in addition to their interplay, has been and nonetheless is important. all the contributions advocates the implementation of the latter, mixed with experimental validation, instead of enticing into complicated experimental courses. *Provides unique reviews*Presents prime chemical engineers as authors*Reviews state of the art advancements
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It may be that if a higher cell density substrate were used, the heat transfer to the catalyst would be improved, and more beneﬁt would be seen for the more rapid temperature ramps. It is interesting to observe that, increasing the initial temperature ramp not only results in earlier light off, but also results in reduced breakthrough after light off. Figure 3 clearly shows that the predicted breakthrough at 54 MEHRDAD AHMADINEJAD ET AL. 0 0 50 100 150 200 250 Time / s FIG. 3. Predicted effect of initial temperature ramp on HC emissions over the ﬁrst 210s of the FTP test.
J. Chem. Eng. Jpn. 39, 437 (2006). , Appl. Catal. B (in press). Toops, T. , Smith, D. , and Partridge, W. P. Catal. Today 114, 112 (2006). , and Roth, J. R. H. Appl. Catal. B 11, 65 (1996). , and Sugiura, M. Appl. Catal. B 30, 459 (2001). , and Sugiura, M. Appl. Catal. B 53, 1 (2004). , SAE Technical Paper 850129 (1985). , and Hattori, T. Phy. Scr. T 115, 813 (2005). PLATE 1. Photographs of wash-coat layer on monolithic substrate with square cells (left) and hexagonal cells (right) (for Black and White version, see page 39).
II. Applications of Modelling/Rational Design of Emissions Control System As we develop aftertreatment system models to be used as a practical tool for system design rather than as an exercise in itself, this chapter will start by discussing the applications of modelling. e. to design the chemistry. e. to use the chemistry to its best advantage. In an age where computer simulation is used in someway to design almost every component of a vehicle, it seems logical that computer simulation should be used to assist in the design of the aftertreatment system.