Forum Discussion
DanTheRVMan
Jan 28, 2015Explorer
rgatijnet1 wrote:DanTheRVMan wrote:
Where is objective evidence on the stability?
Besides what users have said, here is an article by NASA that specifically address stability. It says:
Practical solutions to aerodynamic challenges, exemplified by the Airtab, offer increased stability, safety, and economy to airborne and surface vehicles alike—contributing tangible benefits to transport and travel nationwide.
NASA reporthttp://www.nasa.gov/offices/oct/home/tech_life_aeroserve_prt.htm
I have read that article in the past. NO objective data about air tabs in that NASA "advertisement" piece.
Air tabs website really makes no objective claim about mpg or stability. Users claim 2 to 4% and they ignore users who found no benefit. I personally believe air tabs have a 1 to 2% increase in mpg or slightly less than reducing your speed 1 mph.
Increased stability and safety just seem like snake oil hype. Hard to believe any claims on stability with no objective measurements/data simply "claims" when air tabs have such small affect on mpg ("claims" are only 2 - 4%). Air tabs have a positive effect it is just so small it is almost not measurable.
BTW, took NASA almost 20 years to figure out ice falling could catastrophically damage the space shuttle wing so they retired the shuttle and they had lots of real good engineers working that issue.
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