Engineering, 14.11.2019 23:31 jr928718
Murphree efficiency and actual number oftrays. for the distillation of heptane and ethyl benzene in problem 26.4-2, the murphree tray efficiency is estimated as o.55. determine the actual number of trays needed by stepping off the trays using the tray efficiency of o.55. also, calculate the overall tray efficiency eq 26.4-2. rectification ofa heptane-ethyl benzene mixture. a saturated liquid feed of 200 mol/h at the boiling point containing 42 mol % heptane and 58% ethyl benzene is to be fractionated at 101.32 kpa abs to give a distillate containing 97 mol % heptane and a bottoms containing 1.1 mol % heptane. the reflux ratio used is 2.5: 1. calculate the mol/h distillate, mol/h bottoms, theoretical number of trays, and the feed tray number. equilibrium data are given below at 101.32 kpa abs pressure for the mole fraction n-heptane xh and yh: temperature temperature 409.3 402.6 392.6 136.1 129.40.08 119.40.250 383.8 376.0 371.5 oc 110.6 102.8 0.485 0.790 1.000 0.730 0.904 1.000 0 0 0.230 0.514 98.3 ans. d 85.3 mol/h, w 114.7 mol/h, 9.5 trays reboiler, feed on tray 6 from top
Answers: 1
Engineering, 03.07.2019 14:10
When at a point two solid phase changes to one solid phase on cooling then it is known as a) eutectoid point b) eutectic point c) peritectic point d) peritectoid point
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Engineering, 04.07.2019 18:20
Aquick transition of the operating speed of a shaft from its critical speed will whirl amplitude. (a) increase (b) limit (c) not affect (d) zero
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Engineering, 04.07.2019 19:10
Agas is compressed from vi 0.3 m, p 1 bar to of v2 0.1 m3, p2--3 bar. pressure and volume are related linearly during the process. for the gas, find the work, in kj.
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Engineering, 04.07.2019 19:20
Apure substance is a)-mixture of various chemical elements or compounds b)-substance that has a fixed chemical composition throughout c)-mixture that is homogeneous (such as air) d)-all the answers
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Murphree efficiency and actual number oftrays. for the distillation of heptane and ethyl benzene in...
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