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Old 03-15-2012, 02:57 PM   #1 (permalink)
redorchestra
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Join Date: Feb 2012
Location: Car Free Island
Posts: 163

Hong Kong MTR - '98 Bombardier/ nee Adtranz A-Stock 5 paired doors
90 day: 102.63 mpg (US)
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vortex generators

Everytime I open the fridge door I am troubled by the obvious inefficiency of moving a huge flat Piece of metal through the thick dense atmosphere of sea level air pressure. I shudder at the inefficiencies of airflow, so I decided to do something about it. I fabricated these vortex generators for the fridge door.

I am seeing decreased drag and my suspicion is backed up by a-b-a coast down testing.













just kidding I made these for my batchback but it is snowing today so they will just stay on the fridge. I am hoping to decrease my use of the rear wiper and hope that my washer fluid efficiency will be reduced by 15%. I am shooting for 1gallon per week savings!

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ChazInMT (03-15-2012)