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The Future of Automotive Aerodynamics
Popular Mechanics ^ | 19 June 2018 | Ezra Dyer

Posted on 06/21/2018 2:18:38 PM PDT by Rummyfan

It’s not incredible that so many cars look so similar. It’s incredible that cars look different at all.

Maybe you’ve seen it: three lanes of midsize crossovers that could trade badges and nobody would notice. Those shapes are dictated by interior space, powertrain packaging, federal regulations, and production feasibility. But most of all, they’re designed for aerodynamic efficiency. When we started asking manufacturers around the country how that works, we realized that it’s not incredible that so many cars look so similar. It’s incredible that cars look different at all.

There is a basic tension between aerodynamic engineers and car designers. Each side will say that their missions are in harmony, that good design should not preclude good aerodynamics, and that aerodynamics should not limit design. But that’s not really true. The wind doesn’t care whether your grille is distinctive, or even whether you have one at all. The wind wants your car to look like a raindrop, and anything else is a compromise. Yes, every percentage of miles per gallon or range per charge matters, but visual distinction sells cars.

(Excerpt) Read more at popularmechanics.com ...


TOPICS: News/Current Events
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To: Mastador1

Ah, the Loewy coupes.


61 posted on 06/21/2018 3:52:55 PM PDT by PLMerite ("They say that we were Cold Warriors. Yes, and a bloody good show, too." - Robert Conquest)
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To: RegulatorCountry

I’ve always liked those things. What most people don’t realize is that they are front-drive. Since they’re basically a Toronado with a weight problem, there are lots of possibilities for swapping out the original Olds 455 slug for something with more oomph, and probably better efficiency.


62 posted on 06/21/2018 4:01:16 PM PDT by Little Pig
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To: Rummyfan

That crash was actually caused by pressure buildup inside the wheel arches, not low downforce.

These days, all LeMans cars are required to have openings in the tops of the wheel arches to allow the pressure to escape.


63 posted on 06/21/2018 4:01:58 PM PDT by Henchster (Free Republic - the BEST site on the web!)
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To: Reverend Wright

The reason the Ferrari has the same CoD as the Mini is that while the Mini is trying to get the best fuel economy, the Ferrari is producing hundreds of pounds of downforce at speed to keep it glued to the road. Downforce = drag.

The amazing thing is that even with all that downforce, it is actually cleaner at cutting through the air than the Mini, due the Ferrari’s smaller frontal area.


64 posted on 06/21/2018 4:07:21 PM PDT by Henchster (Free Republic - the BEST site on the web!)
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To: RegulatorCountry

Put some chains on it and it looks like it would do well plowing snow.


65 posted on 06/21/2018 4:12:31 PM PDT by Paladin2
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To: Garth Tater; NorthMountain

Actual raindrops are spherical in shape.


66 posted on 06/21/2018 4:13:33 PM PDT by MeganC (There is nothing feminine about feminism.)
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To: RegulatorCountry

It was also used my the US Army as the basis for the EM-51 Urban Assault Vehicle.


67 posted on 06/21/2018 4:15:43 PM PDT by SIDENET
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To: Rummyfan

68 posted on 06/21/2018 4:22:46 PM PDT by Rebelbase ( Tagline disabled.)
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To: Rummyfan

Holy shyte. When I was in kindergarten in 1961 someone’s parents had one of those things and it scared the crap out of me for some reason.

Still don’t know why but the pic you posted caused me to pucker up.


69 posted on 06/21/2018 4:48:23 PM PDT by SnuffaBolshevik
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To: Rummyfan

#1 He had his brakes on.


70 posted on 06/21/2018 4:57:37 PM PDT by minnesota_bound
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To: Rummyfan

My dad had one of those
My sister and I rode on the back shelf.
He would pull the motor out of it and work on it on the kitchen table.


71 posted on 06/21/2018 4:59:36 PM PDT by Little Ray (Freedom Before Security!)
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To: MeganC
Of course they are. And they make the flowers grow too.

After 36 years of marriage I have learned to never disagree with a woman when it comes to a matter of physics. Or anything else.


72 posted on 06/21/2018 4:59:56 PM PDT by Garth Tater (What's mine is mine.)
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To: Spruce

Fantastic! LOL!


73 posted on 06/21/2018 5:02:46 PM PDT by MV=PY (The Magic Question: Who's paying for it?)
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To: Rummyfan; Chode; All
Just another day at the office.
74 posted on 06/21/2018 5:35:46 PM PDT by mabarker1 (congress- the opposite of PROGRESS!!!)
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To: RegulatorCountry

.
Actually, single chasis heavy vehicles can safely travel at high speeds, and tend to be quite easy to drive unless they have been damaged or tampered with.
.


75 posted on 06/21/2018 5:41:27 PM PDT by editor-surveyor (Freepers: Not as smart as I'd hoped they'd be)
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To: shotgun; Chode; All

LOL! Back when the TR7 came out I was working in a Import only Parts Store and one drove past on the service road. The owner was there at that moment, as We all watched it go by He turned to the rest of Us and said “Gentlemen THAT is the shape of the new dollar bill.”

He was right. We sold parts out the wazoo for them. Mostly engine and cooling system plus tons of brake and clutch hydraulics.


76 posted on 06/21/2018 5:55:01 PM PDT by mabarker1 (congress- the opposite of PROGRESS!!!)
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To: BBB333
three one mile straight sections with curves separating them.

Chicane's (or as I call them $&!t cans) ruined many a Race Track IMO

77 posted on 06/21/2018 6:03:48 PM PDT by mabarker1 (congress- the opposite of PROGRESS!!!)
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To: Retvet

If you looked at Chilton Manuals for the 60’s and early 70’ , the front section ID for vehicles was the grill & headlight configuration of the vehicle in question.


78 posted on 06/21/2018 6:16:24 PM PDT by Deaf Smith (When a Texan takes his chances, chances will be taken that's fore sure)
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To: ProtectOurFreedom
I'd drive that car!
79 posted on 06/21/2018 6:37:35 PM PDT by zeugma (Power without accountability is fertilizer for tyranny.)
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To: Rummyfan
It'e interesting that the photos of the crossover SUV's shown in this Popular Mechanics article bears a remarkable resemblance to my 2015 Honda Fit EX hatchback:

002

My Fit is actually a pretty roomy car for its size, since the center-mounted fuel tank allows for remarkable space packaging.

80 posted on 06/21/2018 7:27:05 PM PDT by RayChuang88 (FairTax: America's Economic Cure)
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