This preview shows page 1. Sign up to view the full content.
Unformatted text preview: (y = 0) ' at the constant speed U in its .own plane. At steady state this fi.ow has the velocity pr.ofile u(y, t) = U (1 -~) (P7.LI) . whe,e d is the space between the plates. a. F.ormulate the dynamic equati.ons and ary and initial conditi.ons f.or the transient .of this fi.ow. b. The soluti.on .ofthese equati.ons is kn.own u(y,t) = U( 1-~) _ 2 U i 1. exp (_ n2Tf2 v~) sin . , 11' ,. ~ l n d .. Give the value .of the dimensi.onless time T = vtl d 2 at which the vel.ocity al.ong y = dl2 is within 1% .of its steady state value. Is the result consis-tent with the statement f.oll.owing Eq. 7.1.181 ,...
View Full Document
This note was uploaded on 12/29/2011 for the course CHE 120a taught by Professor Ceweb during the Fall '10 term at UCSB.
- Fall '10