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FormulaJuan
12-04-2008, 11:31 AM
How much time is typical to setup your vehicle on a chasis dyno or an engine dyno?

Im guessing 30-45 min for setup, about 5 minutes inbetween each run, and like 30 min for a tear down.


Is this a safe assumption????

FormulaJuan
12-04-2008, 11:31 AM
How much time is typical to setup your vehicle on a chasis dyno or an engine dyno?

Im guessing 30-45 min for setup, about 5 minutes inbetween each run, and like 30 min for a tear down.


Is this a safe assumption????

jrickert
12-04-2008, 04:44 PM
Usually about 10 min to set up on our Dynojet chassis dyno. You can do runs back to back all day so really no time there.

To get an engine up and working on an engine dyno is no small amount of work. you need intake, exhause, cooling system, wiring harness, and fuel connections. These things take time especially fabricating them for the first time. If you are talking about a dyno where everything is already "installed" then its just a matter of flipping some switches and firing the scary beast up.

FormulaJuan
12-04-2008, 08:24 PM
K cool, just checking. THx http://fsae.com/groupee_common/emoticons/icon_smile.gif

ibanezplayer
12-04-2008, 08:38 PM
It also depends on what you're testing/tuning.

If you're making adjustments as you go, some things will take longer, especially if you've gotta work on the engine in the car. One thing that has prevented us from literal back to back pulls all day long is heat. In the scheme of things you don't get that much air over the car on a chassis dyno like you would on the track. Make sure you've got some decent fans.

Just like jrickert said, chassis dyno, as long as your car drives you're set. Engine dyno is a bit different.

Wesley
12-05-2008, 10:00 PM
You can come to Oklahoma and just park your dyno outside. The wind will be plenty to keep it cool. http://fsae.com/groupee_common/emoticons/icon_biggrin.gif

Nick G
12-06-2008, 09:54 PM
Engine Dynos can be a lifesaver, but you have to watch out. A properly designed dyno will take A LOT of time to make/design. Time that could be used on your car. Of course, you could always buy one, but wheres the fun in that?

I will add though... being able to start your car on the first try after its built (after sorting out the electrical issues http://fsae.com/groupee_common/emoticons/icon_smile.gif ) because you have a decent engine dyno tune is really cool.

Peter7307
12-07-2008, 05:32 PM
THE most important aspect of any dyno is the operator.
If they are experienced and competent they can save novices a huge amount of time as well as frustration.

If you have an operator who knows their stuff open both ears and keep your mouth shut. You may even learn something. !

Also take everything and lots if it and get organised before you go.
Time stuffing around because someone forgot the allen key set really is a huge waste of resources.

Seen this happen so often it isn't funny.

Finally be very clear about what the dyno place is expected to do , what objectives you want to achieve and what priorities you have.
You may run out of time in one session and have nothing done if you don't.

Pete.