Assignment #4
9/20/04
PROBLEM 4.1
PROBLEM STATEMENT: Water (2 kg) is contained in the vertical frictionless piston/ cylinder device shown below. The mass of the piston is such that the H 2O exists as a saturated liquid at 10.0 MPa. There is a heat transfe

Assignment #6
PROBLEM 6.1
PROBLEM STATEMENT: A system consisting of n=3 particles can exist in any of the three system states, A, B, or C shown below. Each system state has four energy levels, ei=0, 1, 2, and 3, and the probability pi of a level is ni/n (

Closed System
1 mv2 mgz QIN + WIN QOUT +WOUT = U + + 2 gc gc CM Energy crossing the boundary = change in closed system energy
(
)(
)
= mCM
2 v2 v1 g z2 z1 (u u ) + 1 2 + 1 2 2 gc gc
(
)
(
)
CM
Open System
In Rate Form
2 N & + W + m (h + vi + gzi ) &

ME326:THERMODYNAMICS I Test3,Dec.1,1995 1)(33%)Aninventor brings you aheat engine that sheclaims takes thermal energy from asolar collector at227Catarate of300kW,converts 200kWtomechanical power and rejectsthe resttoacooling pond at27C. a)What isthetherma

C,-2& 1GiiiiR
The <liffuscr in a jet engine is <lesigne<l to decrease the
kinetic energy of the air entering the engine compressor with9ut any work or heat interactioris. Calct1late the velocity at the
exit of a <liffuser when air at 100 kPa and. 20C ente

Chapter 2 Basic Concepts of Thermodynamics
Chapter 2
BASIC CONCEPTS OF THERMODYNAMICS
Systems and Properties
2-1C The radiator should be analyzed as an open system since mass is crossing the boundaries of the
system.
2-2C A can of soft drink should be ana

Chapter 1 Introduction and Overview
Chapter 1
INTRODUCTION AND OVERVIEW
Thermodynamics, Heat Transfer, and Fluid Mechanics
1-1C Classical thermodynamics is based on experimental observations whereas statistical thermodynamics
is based on the average behav

Assignment #8
PROBLEM 8.1
PROBLEM STATEMENT: A thermodynamic cycle using air as the working fluid in a closed system is outlined below. The specific heats of air can be assumed constant throughout the cycle with values taken at the initial conditions. The

Assignment #9
PROBLEM 9.1
PROBLEM STATEMENT: An engine operates on an ideal air-standard Stirling cycle. If the pressure and temperature at the beginning of the isothermal compression are 3.5 Mpa and 150 C, respectively, find the heat transferred to the r

Prob 10.1
PROBLEM 9.7
PROBLEM STATEMENT: Air enters the compressor of an ideal gas turbine engine (ideal air standard Brayton cycle) at 25oC and 0.1 MPa. The pressure ratio is 6:1, and the maximum temperature in the cycle is 700oC. Determine the net-work

Learning Objectives
1. Analyze vapor power cycles in which the working fluid is alternately vaporized and condensed. 2. Investigate ways to modify the basic Rankine vapor power cycle to increase the cycle thermal efficiency.
Chapter 10: Vapor and Combined

Learning Objectives
1. Apply the second law of thermodynamics to processes. 2. Define a new property called entropy to quantify the second-law effects. 3. Establish the increase of entropy principle. 4. Calculate the entropy changes that take place during

Learning Objectives
1. Introduce the second law of thermodynamics. 2. Identify valid processes as those that satisfy both the first and second laws of thermodynamics. 3. Discuss thermal energy reservoirs, reversible and irreversible processes, heat engine

Thermo 1: Sections 16525, 16530, 16535, Spring 2005
Date 1/19/05 1/21/05 1/24/05 1/26/05 1/28/05 1/31/05 2/2/05 2/4/05 2/7/05 2/9/05 2/11/05 2/14/05 2/16/05 2/18/05 2/21/05 2/23/05 2/25/05 2/28/05 3/2/05 3/4/05 3/7/05 3/9/05 3/11/05 Day W F M W F M W F M