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Search took 0.07 seconds. Search: Posts Made By: Patrick
Forum: Aerodynamics 07-07-2014, 02:14 PM
Replies: 50
Views: 10,472
Posted By Patrick
Here's a drawing of the "optimum nose": Fuel...

Here's a drawing of the "optimum nose":

Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - aerohead's Album: Book illustrations - Picture...
Forum: The Lounge 07-06-2014, 08:29 PM
Replies: 35
Views: 4,983
Posted By Patrick
She's baiting you. She wants to see if you'll...

She's baiting you. She wants to see if you'll agree. Never, ever agree!
Forum: Saving@Home 07-04-2014, 02:58 PM
Replies: 14
Views: 2,352
Posted By Patrick
Have you checked the energy consumption of the...

Have you checked the energy consumption of the fridge? Some of the older fridges are horribly inefficient and you might be better off getting a new, more efficient one to replace it. I'm not sure...
Forum: Aerodynamics 07-04-2014, 12:39 AM
Replies: 53
Views: 11,567
Posted By Patrick
It's a logarithmic (Log) scale. Each major...

It's a logarithmic (Log) scale. Each major division increases by a power of 10. Where the 1 is would be Re = 1; where the 10 is would be Re = 10; the next one is 10 squared (see the 2 to the right...
Forum: Aerodynamics 07-04-2014, 12:16 AM
Replies: 53
Views: 11,567
Posted By Patrick
No, he said it would simulate a real car going...

No, he said it would simulate a real car going about 2 mph.

Ideally, you want the Reynolds number of the model to be the same as the vehicle you are simulating. But since the car is 1/32 size, you...
Forum: Fossil Fuel Free 06-30-2014, 09:47 PM
Replies: 31
Views: 4,986
Posted By Patrick
Not much. Charge at night.

Not much. Charge at night.
Forum: Aerodynamics 06-29-2014, 01:26 PM
Replies: 5
Views: 1,327
Posted By Patrick
Deltawing car competing in 6 Hours at the Glen

You can watch it on Fox Sports 1, today until 5:30 p.m. EST.

Here's their website:
http://www.deltawingracing.com/

UPDATE: Looks like they're out already. 2:15 p.m. EST.
Forum: Alternative Transportation 10-15-2012, 12:58 PM
Replies: 18
Views: 4,290
Posted By Patrick
CG is Center of Gravity. Center of mass -...

CG is Center of Gravity. Center of mass - Wikipedia, the free encyclopedia (http://en.wikipedia.org/wiki/Center_of_mass#Center_of_gravity)
Forum: EcoModding Central 10-14-2012, 03:14 PM
Replies: 20
Views: 3,066
Posted By Patrick
I'm going to do this in English units since it's...

I'm going to do this in English units since it's what I'm most familiar and comfortable with. I'll carry the units through so we can see what we're dealing with. Remember that power is work per unit...
Forum: The Lounge 10-13-2012, 04:30 PM
Replies: 198
Views: 20,727
Posted By Patrick
You don't have to do anything. As those resouces...

You don't have to do anything. As those resouces become more expensive alternatives will take their places.

And once the polar ice caps are completely melted BP will have new places to drill.
Forum: The Lounge 10-13-2012, 10:23 AM
Replies: 198
Views: 20,727
Posted By Patrick
If "A renewable resource is a natural resource...

If "A renewable resource is a natural resource with the ability to reproduce through biological or natural processes and replenished with the passage of time," is not a rainforest renewable? And if...
Forum: Motorcycles / Scooters 10-12-2012, 08:20 PM
Replies: 35
Views: 12,622
Posted By Patrick
Have you seen Aerohead's Mini Hypercar? It uses a...

Have you seen Aerohead's Mini Hypercar? It uses a motorcycle for the back wheel and drive and a VW Bug front end:

Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - aerohead's...
Forum: Aerodynamics 10-11-2012, 10:38 AM
Replies: 41
Views: 12,050
Posted By Patrick
Edison2 - Welcome (http://www.edison2.com/)

Edison2 - Welcome (http://www.edison2.com/)
Forum: Aerodynamics 10-10-2012, 12:08 PM
Replies: 120
Views: 28,180
Posted By Patrick
From: Turbulence - Wikipedia, the free...

From: Turbulence - Wikipedia, the free encyclopedia (http://en.wikipedia.org/wiki/Turbulence)

Flow over a golf ball. (This can be best understood by considering the golf ball to be stationary,...
Forum: Aerodynamics 10-09-2012, 08:06 PM
Replies: 120
Views: 28,180
Posted By Patrick
ACEV, here is what you do: 1. Keep records...

ACEV, here is what you do:

1. Keep records for your car for 5000 miles.
2. Take a ballpeen hammer to the surface of your car.
3. Keep records for 5000 miles.
4. Report your results here.
Forum: Aerodynamics 12-29-2011, 09:51 PM
Replies: 22
Views: 21,911
Posted By Patrick
The Mitsubishi 3000GT VR4 had an active front...

The Mitsubishi 3000GT VR4 had an active front airdam. IIRC, it dropped down about 3". You can see it pop down and back up in this video: http://www.youtube.com/watch?v=9c9dxEnYh3Y
Forum: EcoModding Central 11-16-2011, 11:57 AM
Replies: 2
Views: 848
Posted By Patrick
Continental]Continental CrossContact LX...

Continental]Continental CrossContact LX (http://www.tirerack.com/tires/tires.jsp?tireMake=Continental&tireModel=CrossContact+LX&sidewall=Outlined) 215-15, 27.7" dia.; 225-15, 27.4" dia.; 215-17
...
Forum: Off-Topic Tech 11-14-2011, 09:46 AM
Replies: 197
Views: 38,139
Posted By Patrick
Then don't use this "oil test" to defend your...

Then don't use this "oil test" to defend your refusal to change your oil.



Yeah, like maybe they ran the test 4 or 5 times before and the engine blew up at 50 hours, but then they got lucky and...
Forum: Aerodynamics 11-10-2011, 10:04 PM
Replies: 65
Views: 12,215
Posted By Patrick
Fuel Economy, Hypermiling, EcoModding News and...

Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - aerohead's Album: Book illustrations - Picture...
Forum: EcoModding Central 11-07-2011, 07:51 PM
Replies: 8
Views: 2,108
Posted By Patrick
Have you changed/cleaned the air filter? You...

Have you changed/cleaned the air filter?

You also might try a catalytic converter cleaner.

I used to run the fuel tank down to a couple gallons of gas then add 91% isopropyl alcohol (2 pints,...
Forum: Fossil Fuel Free 11-01-2011, 10:23 PM
Replies: 4
Views: 1,909
Posted By Patrick
Here's a map with some shops. It doesn't look...

Here's a map with some shops. It doesn't look like there's anyone in MI, though.

EV Conversion Shops (http://www.evamerica.com/evconversionshops.html)
Forum: Aerodynamics 11-01-2011, 11:14 AM
Replies: 43
Views: 9,658
Posted By Patrick
Here's what Hucho (1987, pp. 133, 135, 136) has...

Here's what Hucho (1987, pp. 133, 135, 136) has to say about windshield angle:

As the windshield becomes flatter, the aerodynamic drag decreases. ... From all these data it can be concluded that...
Forum: The Lounge 10-26-2011, 03:18 PM
Replies: 9
Views: 1,208
Posted By Patrick
craigslist | about > help...

craigslist | about > help (http://www.craigslist.org/about/help/)
Forum: General Efficiency Discussion 10-26-2011, 10:08 AM
Replies: 31
Views: 4,985
Posted By Patrick
My sister-in-law has a Versa and loves it. ...

My sister-in-law has a Versa and loves it.

You might also want to look at the Toyota Corolla. I believe Consumer Reports got 40 mpg highway in their test, even though it's not rated that high by...
Forum: EcoModding Central 10-25-2011, 10:32 AM
Replies: 25
Views: 3,376
Posted By Patrick
Interesting that they present the case as if he...

Interesting that they present the case as if he is "trapped" in his situation and "has" to pay that much in order to commute.

How about providing some solutions for his problem such as:

1. Get...
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