Interesting. Thanks for taking the time to explain and correct that statement. I'll google "shear". Neil.
On Sat, Apr 3, 2010 at 11:57 AM, Alistair Bell <albell@shaw.ca> wrote: > that statement is wrong, and has perpetuated a misconception. One of VW's > own docs says same, but research paper (linked on my site, written by an > Audi/vw engineer) shows that the siloxane's viscosity does not increase with > temp. > > its a shear thickening fluid, the shear is what does it, temp rise a by > product. > > > also, mohan (paper on my blog too) shows that smooth plates in a lab set up > works just as well. > > > the burrs might be involved at the hump stage (STA), but it has not been > explained > > alistair > > > On 3-Apr-10, at 11:19 AM, neil n wrote: > > > Looking at the FAQ's on Vanagon page, I see that heat causes fluid to > thicken. From that page: "VW says this happens as quickly as 1/4 turn > of the spinning rear tire." I bet the burrs are like little paddles. > w/o them would fluid not heat up as quickly? > >
-- Neil Nicholson '81 VanaJetta 2.0 "Jaco" http://tubaneil.googlepages.com/ http://groups.google.com/group/vanagons-with-vw-inline-4-cylinder-gas-engines |
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