Transport in Thermofluids ME220B Homework #1
Problem 1: Consider the problem illustrated in Figure 27-3, in which an invisid fluid of initial temperature Ti is directed between parallel plates that (each) deliver a constant heat flux qs to the fluid.
Transport in Thermofluids ME220B Homework #2
Problem 1: Review sections 25.7 and 29.3 in the notes. Consider a steady isobaric gas flow over a flat plate, as shown. The gas has temperature dependent properties: , , C p
y
U, T
L
T ( y)
T
L
and
Transport in Thermofluids ME220B Homework #3
Problem 1: Consider Poiseuille flow between parallel plates separated by a distance W . Try to evaluate the appropriateness of critical Reynolds number Re D 2300 (rule of thumb) based on our understanding
Transport in Thermofluids ME220B Homework #4
Problem 1: Consider turbulent Poiseuille flow in a smooth pipe of radius R . The walls of the pipe are held at an isothermal temperature. For a flow that is fully-developed thermally and hydrodynamically,
Transport in Thermofluids ME220B Homework #5
Problem 1: Read Chapter 17. Problem 2: Show that the governing equations for an inviscid adiabatic flow are given in conservation form by: Continuity: Momentum: Energy: where e = u + kk / 2 . Problem 3: In
Transport in Thermofluids ME220B Homework #6
Problem 1: Consider the dam-break problem of section 18.6, for the same initial condition prior to the dam-break ( y4 = 10 m and y1 = 1m ). Determine (analytically) the flow state in region 1 after the hyd
Transport in Thermofluids ME220B Homework #7
Problem 1 Consider the flow after a sluice gate where the length and slope of the spillway is L / y1 = 2.5 and dz / dx = -0.02 , and the depth of the backwater is y2 / y1 = 1.25 . The velocity of flow unde
Transport in Thermofluids ME220B Homework #8
Problem 1 A normal shock moves open end ambient air down an open-ended tube with a velocity s = 400 m/s . In advance of the x1 P = 101kPa a s = 400 m/s normal shock, the static air in the tube is x Ta =