By R K Sinnott; J M Coulson; J F Richardson

Coulson and Richardson's vintage sequence presents the coed with an account of the basics of chemical engineering. This quantity covers the appliance of chemical engineering rules to the layout of chemical methods and equipment.

summary: Coulson and Richardson's vintage sequence offers the coed with an account of the basics of chemical engineering. This quantity covers the appliance of chemical engineering ideas to the layout of chemical approaches and gear

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Extra info for Coulson & Richardson's chemical engineering. / Vol. 6, Chemical engineering design

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Let F1 be the flowrate of decanter stream returned to the first column and F2 the stream going to the second column. A component material balance will determine these stream flows. 7 kmol h-1 The balance to make up the 100 kmol h-1 to the decanter is the overheads from Column 2. 3 kmol h-1 No water leaves the base of Column 1 and so the water entering the column in the feed, F5, and the stream from the decanter, go overhead. 88. 9) The make up benzene can be added in the stream from the decanter to Column 1.

A recorder could be included to give a record of the product quality. 5. As acetone is easily separated from water, it should not be necessary to control the bottom composition directly. Any effluent above the specification that slipped through would be blended out in the effluent pond. 6. 3: From Appendix G8, conversion is around 98%. , 4m high, CS). From Fig 6. 59)(840) = £496 Storage tank, cost as process tank, 5m3, CS. 7 for fluids processing. 7)(8500) = £39,950 (Say £40,000) Working capital would be negligible.

Most spreadsheets include such procedures. To find the DCFRR vary the discount rate until the cumulative NPV = zero. Here, DCFRR = 17%. 2 1. Carbon steel, schedule 40, life 3 years Number of replacements = 3 Cost = 3 x L(3 + 10) = £39L (where L = pipe length) 2. 3 years and so only needs replacing twice. Cost = 2 x L(5 + 10) = £45L 3. Stainless steel, replace once Cost = 1 x L(15 + 10) = 25L Therefore, the best choice is stainless steel. 7 Select suitable materials using the corrosion chart in Appendix C.

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