Department of Mechanical Engineering

Powertrain Theory

Click Here for Vehicle Dynamics
Spring 2012 MEEG424 MW 3:35-4:50 235 Purnell

Textbooks:

Introduction to Internal Combustion Engines, Third Edition, Stone 
Optional: Porsche 911 Story, 7th edition or newer  Frere

Dr. Steven Timmins (click for personal home page)

Grading:  the higher of:

• 25% Midterm,                            30% Midterm
• 40% Final,                                  45% Final
• 15% Project                               15% Project
• 10% Homework                         10% Class Participation
  
• 10% Quizzes/Participation

Office Hours BY APPOINTMENT ONLY
timmins@udel.edu
www.stevetimmins.com
www.instant-g.com

How Things Work - Engines
 
How Oxygen Sensors (and new WideBand UEGO sensors) work

Syllabus

• Chapters 1-2 Thermodynamics
• How engines work
• What is Horsepower, and where did it come from?
• Torque and Horsepower (Hummer)(Research Dyno Page)
• Engine Science (Volumetric Efficiency)
• Handout - Chapter 2 Equations
  
• Homework 1: Ch2 Questions 1,3,5,8,9    Answers
  
• PP3 - Chapter 3, Combustion and Fuels
• PP4 - Chapter 4, The SI engine
• Homework 2 - Chapter4    Answers
  
• PP5 - Compression Ignition Engines
• Sample Exam Questions - Midterm
• PP7 - 2 Stroke Engines Handout  & Powerpoint
• Homework 3 - CI and Two-Stroke    Answers
  



• Engine Mangement Systems
• Sensors (02, throttle, press, etc.)
• DTAFast Manual - See parameters and wiring diagram


• PP6 - Chapter 6, Induction and Exhaust
• Homework4 - Chapter6
• Cam Design Equations
• Homework Template
  
• How Cams Work - Cool Link
• Cam less Engines?
• MechAnimator

• PP9 - Supercharging and Turbocharging
• Homework5 Chapter 9   - Spreadsheet and Answers
  
• Supercharger Intercooling
• Turbos vs Superchargers (HSW)
• Turbos vs Superchargers (Miata Page)
• 993 Supercharged
• ARExplained
  
• How Turbos Work :
• Garrett - How Turbos Work
  
• How Stuff Works
• Turbocharger Calculations
• Ray Hall Turbo Calculators
• Turbonetics and turbocharged.com
• Intercooling - From garrett himself
• Corky Bell on engine  loading
• Intercooling Water Spray
• General Intercooling (GN page)
• PP11 - Engine Dynamics and Modeling
• Homework assignment and value spreadsheet and answers
  

• Sample Papers - Polymer Blocks - Variable Compression Engines
• Notes/study guide for the final