Exam review Chapters 6-9
Problem 8.80
Problem 6.5: For laminar flow over a flat plate, the
local heat transfer coefficient hx is known to vary as
x-1/2, where x is the distance from the leading edge (
6-39 The oil in a journal bearing is considered. The velocity and temperature distributions, the maximum
temperature, the rate of heat transfer, and the mechanical power wasted in oil are to be determ
H.W chapter 2 solution
2-45 Heat conduction through the bottom section of a steel pan that is used to boil water on top of an electric
range is considered (Fig. P2-45). Assuming constant thermal condu
12/5/2012
Chapter 7: External Forced
Convection
Objectives
When you finish studying this chapter, you should be
able to:
Distinguish between internal and external flow,
Develop an intuitive understa
12/5/2012
Chapter 8: External Forced
Convection
Objectives
When you finish studying this chapter, you should be able to:
Obtain average velocity from a knowledge of velocity profile, and
average temp
12/5/2012
Chapter 9: Natural
Convection
Objectives
When you finish studying this chapter, you should be able to:
Understand the physical mechanism of natural convection,
Derive the governing equatio
9/25/2012
Chapter 4: Transient Heat
Conduction
Objectives
When you finish studying this chapter, you should be able to:
Assess when the spatial variation of temperature is negligible,
and temperature
9/25/2012
Chapter 3: Steady Heat
Conduction
Objectives
When you finish studying this chapter, you should be able to:
Understand the concept of thermal resistance and its
limitations, and develop ther
9/25/2012
Chapter 1: Introduction and
Basic Concepts
Objectives
When you finish studying this chapter, you should be able to:
Understand how thermodynamics and heat transfer are related to
each other
12/5/2012
Chapter 6: Fundamentals of
Convection
Objectives
When you finish studying this chapter, you should be able to:
Understand the physical mechanism of convection, and its
classification,
Visu
9/25/2012
Chapter 2: Heat Conduction
Equation
Objectives
When you finish studying this chapter, you should be able to:
Understand multidimensionality and time dependence of heat transfer,
and the con
9/25/2012
Chapter 5: Numerical
Methods in Heat Transfer
Objectives
When you finish studying this chapter, you should
be able to:
Understand the limitations of analytical
solutions of conduction probl
Internal Combustion Engines
ME:402331
Chapter 1
Introduction To Internal Combustion Engines
Dr.Mohammad Al-Tarawneh
ENGINE CLASSIFICATIONS
Types of Ignition. 1
Spark Ignition )SI( a)
An SI engine star
Fuel Injection System
Fuel Injection System
Uses pressure (not Vacuum) from an
electrical pump to spray fuel into the
intake manifold.
Provides the engine with proper
air-fuel ratio (14.7 : 1)
Fuel In
The Hashemite University
Engineering College
Department of Mechanical
Engineering
Internal Combustion Engines
ME:402331
Chapter 3
Engine cycles
Dr.Mohammad Al-Tarawneh
AIR-STANDARD CYCLES
To make the
Fuel System
Carburetor
A device that mixes air and fuel
in correct proportion for
efficient combustion.
Stoichiometric Ratio
14.7 : 1 (Air : Fuel)
CFM of air flow:Cubic feet of
air per minute
Fuel Sys