Car Aerodynamic Testing for Road and Track - 2nd Edition

Car Aerodynamic Testing for Road and Track - 2nd Edition PDF

Author: Julian Edgar

Publisher:

Published: 2021-03-08

Total Pages: 70

ISBN-13:

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At last - a book that shows you how to test the aerodynamics of your road or track car. Measure downforce, lift and drag - all with low cost and easily obtained equipment. See airflow behaviour, measure aerodynamic pressures causing lift and drag, and measure airflow speed - even under the car. No more guessing, using rules of thumb or just copying what others have done. Develop undertrays and diffusers that work, set wing angles to give the right results, and optimise drag. Practical, down to earth and low in cost, the techniques covered in this book will revolutionize how you modify the aero of your road or track car. This is the second edition - twice as large as the first edition, with many more examples and new chapters.

Car Aerodynamic Testing for Road and Track

Car Aerodynamic Testing for Road and Track PDF

Author: Julian Edgar

Publisher:

Published: 2020-09-24

Total Pages: 36

ISBN-13:

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At last - a book that shows you how to test the aerodynamics of your road or track car. Measure downforce, lift and drag - all with low cost and easily obtained equipment. See airflow behavior, measure aerodynamic pressures causing lift and drag, and measure airflow speed - even under the car. No more guessing, using rules of thumb or just copying what others have done. Develop undertrays and diffusers that work, set wing angles to give the right results, and optimise drag.Practical, down to earth and low in cost, the techniques covered in this book will revolutionize how you modify the aero of your road or track car.

Modifying the Aerodynamics of Your Road Car

Modifying the Aerodynamics of Your Road Car PDF

Author: Julian Edgar

Publisher: Veloce Publishing Ltd

Published: 2022-01-06

Total Pages: 830

ISBN-13: 1787118231

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This unique handbook assumes no starting knowledge of vehicle aerodynamics. It begins with simple ideas and finishes with sophisticated and effective aerodynamic modifications that work. Three major chapters cover on-road testing techniques that give you all the information you need to decide what modifications you should make – and, after you’ve made them, how well they work. Low-cost techniques allow you to visualise the patterns of airflow over your car so that you can actually see the problem areas that need improvement. Uniquely, you’re also shown how to measure aerodynamic pressures, so you can determine which body surfaces are creating lift, drag and downforce. Want to work out where a wing should be placed? On-road testing to find that out is covered as well. The book also shows you how to measure downforce to see if that wing is actually working! If you wish to reduce drag, more than ten different areas are covered. Reducing frontal area, lowering cooling system drag, optimising vehicle ride height and rake, reducing the strength of the wake, achieving clean airflow separation and optimising wheel designs – they’re all covered using the latest research findings. And if you’re a performance driver, there’s a major chapter devoted to reducing lift and improving stability. This chapter includes the design and development of undertrays and diffusers, wings and spoilers. The example car developed measurable downforce when fitted with an undertray and rear diffuser, something that transformed its on-road handling. The author has been writing about the aerodynamics of road cars for more than 25 years. He is also an experienced and proficient car modifier who has performed numerous aerodynamic modifications and upgrades to his own cars. The book’s technical consultant, RH Barnard, is an acknowledged world leading automotive aerodynamicist. If you want a practical, hands-on guide that demystifies and explains car aerodynamics, and shows you how to make effective aerodynamic modifications to your car, this book is for you.

Amateur Car Aerodynamics Sourcebook

Amateur Car Aerodynamics Sourcebook PDF

Author: Julian Edgar

Publisher: Createspace Independent Publishing Platform

Published: 2013-03-22

Total Pages: 0

ISBN-13: 9781482735253

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At last - a book for those who like to modify the aerodynamics of their road cars!In this book author Julian Edgar explores a host of practical and low-cost techniques that you can do yourself without spending a lot of money or needing special facilities. Section 1 introduces aerodynamic drag and lift. The language is simple and straightforward - but still includes concepts such as drag co-efficients, lift co-efficients and the different types of drag that affect road cars. Section 2 is devoted to aerodynamic testing - directly measuring aerodynamic pressures, and seeing airflow patterns by the use of on-road wool-tuft testing. Section 3, the largest part in the book, covers aerodynamic modification. Fitting vortex generators, testing different undertrays, reducing drag, using turning vanes in intercooler ducting - all are covered in detail. In addition, techniques are described for reducing wind noise, building an effective engine intake that breathes high-pressure cold air, siting bonnet vents in the correct location, and testing airflow through intercoolers. With nearly 300 full-colour photos and diagrams, this book is practical and down to earth - and uses techniques able to be carried out on the road.

A Century of Car Aerodynamics

A Century of Car Aerodynamics PDF

Author: Julian Edgar

Publisher: Independently Published

Published: 2021-05-31

Total Pages: 218

ISBN-13:

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Covering every decade from the 1920s until now, this book reveals an incredible array of fascinating and advanced aerodynamic designs - cars shaped to cheat the wind or stick to the road. Meet an automotive inventor so weird he'd taken a vow of silence and had to communicate by writing notes... discover one of the lowest-drag cooling systems ever used in a production car... and see how the science and art of car aerodynamics have progressed over the last 100 years. Written with the full cooperation of car aerodynamicists from Porsche, Tesla, General Motors and Volkswagen, the coverage is detailed and accurate. Over 60 individual cars are described - from the tiny Fiat Uno to the mighty Bluebird Land Speed Record car. Learn about wings and spoilers, the Kamm tail and how today's low-drag electric cars are being developed. Be amazed that some cars built over 80 years ago have better aerodynamic figures than many current cars. See rare concept cars from Mercedes, Ford and Chrysler. Researched on three continents and containing more than 450 photos, diagrams and graphs, this book will forever change how you view car aerodynamics. "Someone once said that to know where you are going you need to know where you have come from. Julian Edgar's new book provides car aerodynamicists with a vivid and detailed understanding of how we got here over the past 100 years." Jeff Howell, Visiting Professor Loughborough University and former head of Aerodynamics at Rover, Jaguar Land Rover and Tata Motors European Technical Centre. "This book takes you on a fascinating and engrossing journey through the history of automotive aerodynamics, highlighting notable milestones in learning and technology, but also bringing real humanity to some of the illustrious names of the field, and adding illuminating context to their work." Rob Palin, lead aerodynamicist on the Tesla Model S "A fascinating and well-researched trip through history that will expand the understanding of anyone interested in vehicle aerodynamics." Jon Young, car aerodynamics enthusiast.

Aerodynamics of Road Vehicles

Aerodynamics of Road Vehicles PDF

Author: Wolf-Heinrich Hucho

Publisher: Elsevier

Published: 2013-10-22

Total Pages: 577

ISBN-13: 1483102076

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Aerodynamics of Road Vehicles details the aerodynamics of passenger cars, commercial vehicles, sports cars, and race cars; their external flow field; as well as their internal flow field. The book, after giving an introduction to automobile aerodynamics and some fundamentals of fluid mechanics, covers topics such as the performance and aerodynamics of different kinds of vehicles, as well as test techniques for their aerodynamics. The book also covers other concepts related to automobiles such as cooling systems and ventilations for vehicles. The text is recommended for mechanical engineers and phycisists in the automobile industry who would like to understand more about aerodynamics of motor vehicles and its importance on the field of road safety and automobile production.

Aerodynamics of Road Vehicles

Aerodynamics of Road Vehicles PDF

Author: Thomas Christian Schuetz

Publisher: SAE International

Published: 2015-12-30

Total Pages: 1312

ISBN-13: 0768082536

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The detailed presentation of fundamental aerodynamics principles that influence and improve vehicle design have made Aerodynamics of Road Vehicles the engineer’s “source” for information. This fifth edition features updated and expanded information beyond that which was presented in previous releases. Completely new content covers lateral stability, safety and comfort, wind noise, high performance vehicles, helmets, engine cooling, and computational fluid dynamics. A proven, successful engineering design approach is presented that includes: • Fundamentals of fluid mechanics related to vehicle aerodynamics • Essential experimental results that are the ground rules of fluid mechanics • Design strategies for individual experimental results • General design solutions from combined experimental results The aerodynamics of passenger cars, commercial vehicles, motorcycles, sports cars, and race cars is dealt with in detail, inclusive of systems, testing techniques, measuring and numerical aerodynamics methods and simulations that significantly contribute to vehicle development. Aerodynamics of Road Vehicles is an excellent reference tool and an indispensable source for the industry’s vehicle engineers, designers, and researchers, as well as for enthusiasts, students, and those working in academia or government regulatory agencies.

Aerodynamics of Road Vehicles

Aerodynamics of Road Vehicles PDF

Author: Syed R. Ahmed

Publisher: SAE International

Published: 1998

Total Pages: 918

ISBN-13: 9780768000290

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For years, engineers have turned to Aerodynamics of Road Vehicles as their 'bible' on this field. The fourth edition continues this tradition. Much of the material has been substantially revised, and new chapters on wind noise and motorcycles have been added. Aerodynamics of Road Vehicles thoroughly covers the fundamental principles that influence vehicle performance, handling, safety and comfort.

An excellent introduction to the topic for the novice or student and a useful refresher and reference for the expert, the book focuses on:

  • The fundamentals of fluid dynamics as related to vehicle aerodynamics
  • Specific experimental results
  • Design strategies, showing how existing individual results can be applied to specific problems
  • Development techniques, as related to different types of wind tunnels, on-road tests and numerical methods.

The aerodynamics of passenger cars, commercial vehicles, sports and race cars, and motorcycles are dealt with in detail. Related fields that are influenced by aerodynamics are also covered, including the effects of aerodynamics on fuel economy, directional stability, engine cooling, and passenger comfort.

Contents include:

  • Introduction to Automobile Aerodynamics (including a section on its history)
  • Some Fundamentals of Fluid Mechanics
  • Performance of Cars and Light Trucks
  • Aerodynamics Drag of Passenger Cars
  • Directional Stability
  • Function, Safety, and Comfort
  • Wind Noise
  • High-Performance Vehicles
  • Commercial Vehicles
  • Motorcycles
  • Engine Cooling
  • Heating, Ventilating, and Air Conditioning of Passenger Cars
  • Wind Tunnels
  • Measurement and Test Techniques
  • Computational Fluid Dynamics

Aerodynamics of Road Vehicles is an indispensable book for vehicle engineers, designers, researchers, and those working in government regulatory agencies. It is also an excellent introduction for students, and an insightful look for the enthusiast at why vehicles behave as they do. The book covers aerodynamic principles of: Passenger cars; Commercial vehicles; Sports and race car; Motorcycles. By reading this book, vehicle engineers and designers will be able to: Apply general rules to solve your own design problems; Develop test techniques and design strategies to maximise aerodynamic effectiveness. Car enthusiasts will gain an understanding of: Why vehicles behave as they do; The factors affecting vehicle performance, handling, safety, and comfort. Students will learn: The fundamentals of aerodynamics and its application in the 'real-world' of vehicle design; How to apply specific experimental results as general rules to solve design problems./P

Race Car Aerodynamics

Race Car Aerodynamics PDF

Author: J Katz

Publisher: Robert Bentley, Incorporated

Published: 1996-03-08

Total Pages: 280

ISBN-13: 9780837601427

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The first book to summarize the secrets of the rapidly developing field of high-speed vehicle design. From F1 to Indy Car, Drag and Sedan racing, this book provides clear explanations for engineers who want to improve their design skills and enthusiasts who simply want to understand how their favorite race cars go fast. Explains how aerodynamics win races, why downforce is more important than streamlining and drag reduction, designing wings and venturis, plus wind tunnel designs and more.