Road Vehicle Drag: Researching Relationship, Design & Performance

In summary, the conversation was about a report on road vehicle drag and the request for free online resources or journals for research. The engineer's role in designing a car was also discussed, particularly in relation to drag and turbulence, as well as the impact of aesthetics on aerodynamic drag performance. Wikipedia was suggested as a starting point for research, and the types of drag, including parasitic drag, were mentioned. Time constraints were also mentioned, with the report due on Friday.
  • #1
natalieng
2
0
Hi

i'm writting a report on road vehicle drag.

Are there any free resources online / journals that i can use for research?

my questions:

Relationship between Drag and Turbulence
what does a engineer design in a car? (engines, the body-aerodynamics..)
and the relationship between aesthetics and aerodynamic drag performance.


Any help wouuld be much appreciated!

Thanks!
 
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  • #2
Welcome to PF.

You'll need to do the heavy lifting on this. But perhaps Wikipedia would be a generally good place to start?

More specifically:
Types of drag are generally divided into the following categories:
parasitic drag, consisting of
o form drag,
o skin friction,
o interference drag,​
http://en.wikipedia.org/wiki/Drag_(physics )
 
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  • #3
LowlyPion said:
Welcome to PF.

You'll need to do the heavy lifting on this. But perhaps Wikipedia would be a generally good place to start?

More specifically:

http://en.wikipedia.org/wiki/Drag_(physics )



Thanks LowlyPion!
it's a lot of work! because its not a very extensive report, probably up till about 5pgs , size12 font, so got to select what's important! and limited time! lol ! due this friday! ARGH
 
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  • #4
Hi Natalieng,
Im writing a similar kind of report and i would like to know if you wouldn't mind posting yours online so that i could have a look at it.
Thanks :)
 

FAQ: Road Vehicle Drag: Researching Relationship, Design & Performance

1. What is road vehicle drag?

Road vehicle drag is the force that opposes the motion of a vehicle as it travels through the air. It is caused by the vehicle's shape and the air resistance it encounters.

2. How does drag affect a vehicle's performance?

Drag can significantly impact a vehicle's performance by reducing its speed, decreasing its fuel efficiency, and affecting its handling and stability. A vehicle with lower drag will have better acceleration, top speed, and fuel economy.

3. How do you measure drag in a road vehicle?

Drag is typically measured using a wind tunnel, where the vehicle is placed in a controlled airflow and the force of drag is measured. Other methods include computer simulations and on-road testing.

4. Can you reduce drag in a road vehicle?

Yes, drag can be reduced through various methods, such as improving the vehicle's aerodynamic design, using lightweight materials, and adding features like spoilers or diffusers. Reducing drag can improve a vehicle's performance and fuel efficiency.

5. What is the relationship between drag and a road vehicle's design?

The design of a road vehicle plays a crucial role in determining its drag. A vehicle with a sleek and aerodynamic design will have lower drag compared to a bulky and boxy design. Designers and engineers often work together to optimize a vehicle's design for minimal drag and maximum performance.

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