ME 304 Heat Transfer Design Project Spring 2009 Due: Tuesday, April 21, 2009 Formal, Typed Report Required Three students per group A company owns a refrigeration systems whose refrigeration capacity is 200 tons. You are asked to design a forcedair coolin
The Design and Analysis of a Fruit Refrigeration System
Clemson University ME 304-001 April 21, 2009 David Floyd Mike Julian Josh Martin
Problem Statement
Design a forced-air cooling system for a company whose refrigeration capacity is 200 tons. The cooli
HW1 Class1- Following problem + 4.90
Consider the piston cylinder assembly shown in the schematic below. The piston is connected through a linear spring to a fixed support, and the area of its cross section is A = 1m2. The spring exerts on the piston
PROBLEM 14.1
KNOWN: Mixture of O2 and N2 with partial pressures in the ratio 0.21 to 0.79. FIND: Mass fraction of each species in the mixture. SCHEMATIC:
pO2 p N2
MO M
=
0.21 0.79
2
= 32 kg/kmol
N2 = 28 kg/kmol
ASSUMPTIONS: (1) Perfect gas behavior. ANALY
PROBLEM 13.1
KNOWN: Various geometric shapes involving two areas A1 and A2. FIND: Shape factors, F12 and F21, for each configuration. ASSUMPTIONS: Surfaces are diffuse. ANALYSIS: The analysis is not to make use of tables or charts. The approach involves u
PROBLEM 12.1
KNOWN: Rate at which radiation is intercepted by each of three surfaces (see (Example 12.1). FIND: Irradiation, G[W/m ], at each of the three surfaces. SCHEMATIC:
2
ANALYSIS: The irradiation at a surface is the rate at which radiation is inci
PROBLEM 11.1
KNOWN: Initial overall heat transfer coefficient of a fire-tube boiler. Fouling factors following one year's application. FIND: Whether cleaning should be scheduled. SCHEMATIC:
ASSUMPTIONS: (1) Negligible tube wall conduction resistance, (2)
PROBLEM 6.1 KNOWN: Variation of hx with x for laminar flow over a flat plate. FIND: Ratio of average coefficient, h x , to local coefficient, hx, at x. SCHEMATIC:
ANALYSIS: The average value of hx between 0 and x is hx = hx hx Hence, 1 x C x h x dx = x -1
PROBLEM 5.1 KNOWN: Electrical heater attached to backside of plate while front surface is exposed to convection process (T,h); initially plate is at a uniform temperature of the ambient air and suddenly heater power is switched on providing a constant q .
PROBLEM 2.1
KNOWN: Steady-state, one-dimensional heat conduction through an axisymmetric shape. FIND: Sketch temperature distribution and explain shape of curve. SCHEMATIC:
ASSUMPTIONS: (1) Steady-state, one-dimensional conduction, (2) Constant properties
PROBLEM 3.1 KNOWN: One-dimensional, plane wall separating hot and cold fluids at T,1 and T ,2 , respectively. FIND: Temperature distribution, T(x), and heat flux, q , in terms of T,1 , T,2 , h1 , h 2 , k x and L. SCHEMATIC:
ASSUMPTIONS: (1) One-dimensiona
ME 304-2 HEAT TRANSFER
Assignment 1 due on Thursday, August 27, 2009
Mandatory reading and studying assignment: Problem: As shown in the figure, electronic components mounted on a flat plate are cooled by convection to the surroundings and by liquid water
ME 304-2 HEAT TRANSFER
Assignment 3 due on Thursday, September 10, 2009 Mandatory reading and studying assignment: 1. Notes taken in class 2. Chapter 2, Example 2.1 (except Comment No 5), pp 68-69 3. Chapter 2, Example 2.2, pp 75-77 4. Chapter 2, Example
ME 304-2 Heat transfer Fall 2009
Recommendations for studying heat transfer
Strictly comply with the reading and studying assignments. Take notes in class (the textbook is 997 page thick!). Do not hesitate asking questions in class. Study your notes afte
ME 304-2 - Heat Transfer
Fall 2009, TTh 12:30 am-1:45 am, Riggs 307
Instructor: Office:
Dr. Jean-Marc Delhaye
Room 218, Fluor Daniel Bldg Phone: 656-7196 delhaye@clemson.edu 2:30 pm-5:30 pm T, and by appointment Incropera, F.P. et al., 2006, Fundamentals
PROBLEM 3.101
KNOWN: Dimensions of a plate insulated on its bottom and thermally joined to heat sinks at its ends. Net heat flux at top surface. FIND: (a) Differential equation which determines temperature distribution in plate, (b) Temperature distributi
PROBLEM 3.51
KNOWN: Pipe wall temperature and convection conditions associated with water flow through the pipe and ice layer formation on the inner surface. FIND: Ice layer thickness . SCHEMATIC:
ASSUMPTIONS: (1) One-dimensional, steady-state conduction,
PROBLEM 3.1 KNOWN: One-dimensional, plane wall separating hot and cold fluids at T,1 and T ,2 , respectively. FIND: Temperature distribution, T(x), and heat flux, q , in terms of T,1 , T,2 , h1 , h 2 , k x and L. SCHEMATIC:
ASSUMPTIONS: (1) One-dimensiona
Solution to HW 4
July 19, 2007
1 Problem 1
An otto cycle is assigned with i) max pressure ii) intake conditions iii) compression ratio and iv) minimum volume. Solution Number the states of the Otto cycle starting from intake, then set, Given Data:
HW 5
(due this coming Friday)
Problem 1
A mixture containing 2 kg of CO and 3 kg of O2 is compressed isothermally in a closed container from the initial conditions of 1 bar, 1200 K, to the final conditions of 10 bar 1200 K. Assuming the process non
Solution to HW 5
July 27, 2007
1 Isothermal Compression
Isothermal compression of a mixture of gases with given initial and final conditions (pressure and temperature). Assumptions: Closed system Reversible process Non-reactive process
Given Dat
HW 4
(due next Thursday)
Problem 1
An Otto cycle is assigned with the following specs: 1. Max pressure 80 bar. 2. Intake pressure and temperature, 1 bar and 300 K. 3. Compression ratio, 20. 4. Volume at top dead center, 2 liters. Evaluate: a) The ma
PROBLEM 8.6
W: Wad-er 11er working Fluid IM am Ideal Rawhide cycle. The
COW Pressure and 4449; Wham m La $+wfe are sfecified.
EIMD. Bekrmacw) Hm ne+ work per wm- was: 04: Show: Plow») fke heat
Immcer {Mr un1+ mass oat s+eam How +hmu7h we (oedema) 4m.
Ha