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Search: Posts Made By: JDaly
Forum: Aerodynamics 01-19-2023, 12:21 PM
Replies: 39
Views: 2,696
Posted By JDaly
Neither arguing nor appealing. Just interested to...

Neither arguing nor appealing. Just interested to share how a higher aspect ration can reduce the amount of rubber touching road.
Did not mean to affirm or deny authority here.
Just trying to add....
Forum: Aerodynamics 01-08-2023, 06:05 AM
Replies: 11
Views: 793
Posted By JDaly
Aerodynamic Cars in the U.S. - Airflow Origins

I found out a bit more about the revolutionary Chrysler Air Flow when researching aerodynamics. Chrysler pulled it off the market and went retro.
Regardless of Chrysler’s success or failure,...
Forum: Aerodynamics 01-02-2023, 06:39 AM
Replies: 39
Views: 2,696
Posted By JDaly
Yikes. You are scaring me. I ride my Yamaha Cross...

Yikes. You are scaring me. I ride my Yamaha Cross Connect eBike EVERYWHERE and I am mixing with the "bigs" - cars, trucks, etc. I am lit up with every light and neon green overlays and ride safely...
Forum: Aerodynamics 01-01-2023, 08:14 PM
Replies: 39
Views: 2,696
Posted By JDaly
You and I are in strong agreement. Now to...

You and I are in strong agreement. Now to convince another 250 million folks and begun redesigning - urban planning? civil engineering?
We've got a lot of convincing to do.
Forum: Aerodynamics 01-01-2023, 01:32 PM
Replies: 39
Views: 2,696
Posted By JDaly
Gas burned, carbon emitted

Another view:...
Forum: Aerodynamics 01-01-2023, 01:31 PM
Replies: 39
Views: 2,696
Posted By JDaly
The real costs of 80 vs 55 mph

I used krousdb and MetroMPG's marvelous Aerodynamic & rolling resistance calculator - EcoModder.com to compare my 2009 Prius at 55 and 80 and see what the real costs were. I visualized its results
...
Forum: General Efficiency Discussion 12-31-2022, 11:50 AM
Replies: 37
Views: 2,427
Posted By JDaly
Ok. Point taken. US policy did not seem to...

Ok. Point taken.
US policy did not seem to make a dent whatsoever in fossil fuel consumption over the last 100 plus years.

I guess the point you are making is show some "faith in the wisdom of...
Forum: General Efficiency Discussion 12-30-2022, 08:12 PM
Replies: 37
Views: 2,427
Posted By JDaly
Redpoint, yes it seems that the current policy...

Redpoint, yes it seems that the current policy just "gets in front of a parade that is already moving" / mpg improvement. But note that when Reagan and his team jettisoned CAFE from 1982 forward,...
Forum: General Efficiency Discussion 12-29-2022, 07:37 PM
Replies: 37
Views: 2,427
Posted By JDaly
Thumbs up CAFE corporate average fuel economy ... works?

in 2022 the Biden administration’s Transportation Department came and endorsed CAFE forcefully, “ [it] released a new fuel economy rule to prevent 5.5 trillion pounds of carbon dioxide from entering...
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