1. Mass transfer coefficients can be of either local or overall type.

a. Explain carefully what the local and overall mass transfer coefficients represent.

b. How does the concentration gradient for the molar transfer rate differ when expressing the transfer in overall and local transfer coefficients respectively?

2. a. Explain the problems of flooding and channeling in packed tower

    b. Explain the construction and working of sieve tray, bubble cap tray and counterflow tray

3. Explain the differences between overall, Murphree and point tray efficiency.

 

Posted Date: 2/18/2013 7:51:03 AM | Location : United States

Ask an Expert

Related Discussions:- Problems of flooding and channeling and mass transfer, Assignment Help, Ask Question on Problems of flooding and channeling and mass transfer, Get Answer, Expert's Help, Problems of flooding and channeling and mass transfer Discussions

Write discussion on Problems of flooding and channeling and mass transfer
Your posts are moderated

Write your message here..

Related Questions

Report of handling of hazardous, Report Note: What do you observe? Do... Report Note: What do you observe? Do you realise that the common chemicals you have been hadling casually at your laboratory (if any, with which you are working) are quite

Determine the molar flow rates, Cyclohexane (C 6 H 12 ) is produced by mixi... Cyclohexane (C 6 H 12 ) is produced by mixing Benzene and hydrogen. A process including a reactor, separator, and recycle stream is used to produce Cyclohexane. The fresh feed cont

Prior preparation for fixing and staining animal tissue, Prior preparation ... Prior preparation for fixing and staining animal tissue and/or plant tissues: Find out what procedure the lab technician follows for preparing fixative (either plant andor animal)

X-ray, #explain the process of x-ray production.. #explain the process of x-ray production..

CHEMISTRY, THRMODYNAMICS THRMODYNAMICS

20TPD Mg(oh)2 by brine, 20TPD Mg(oh)2 by brine 20TPD Mg(oh)2 by brine

Draw the cycle on a pv diagram, Consider a Carnot heat engine operating wit... Consider a Carnot heat engine operating with steam as the working uid, among reservoirs at TL = 200C and TH = 500C. Do the following, using the steam tables: 1) Draw the cycl

Composition of the product gas, Finish the molecular species balance proble... Finish the molecular species balance problem I started in class, i.e. find the composition of the product gas.

Organic chemistry, explain the identification of organic compounds basing o... explain the identification of organic compounds basing on the structural theory

Check in and checkout procedure, Check in and checkout procedure a. Lo... Check in and checkout procedure a. Location of Key: Enquire from the technicians as to who opens the laboratory. Does the lab staff have to take the keys from the office or