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Wind tunnel

Pat Major

By: Pat Major
New: 08-10-2008 21:07
Updated: 08-10-2008 21:07
Views: 2552 times


Wind tunnel

Team 494 wind tunnel field trip

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09-10-2008 00:13

team222badbrad


Unread Re: pic: Wind tunnel

Is there any protection from foreign object (test items) from being sucked into the blades?

What kind of wind speeds can that tunnel produce?



09-10-2008 01:22

Mr. Freeman


Unread Re: pic: Wind tunnel

It'd be my guess that that fan blows air, not sucks it, thus no problem with FOD.



09-10-2008 03:08

Michael Corsetto


Unread Re: pic: Wind tunnel

Where is this wind tunnel located?

I interned at the NASA Ames Wind Tunnel, which had 6, 40 foot diameter fans powering the tunnel. Depending on which test sections were being used, it either sucked air from the test section, blew air into the test section, or both, via cycling the air.

My guess is, depending on the test section size and fan speed, this wind tunnel can pull about 100 knots if it is the only fan drive. If there are more fans that speed will obviously increase. Cool field trip.



09-10-2008 03:19

Greg Needel


Unread Re: pic: Wind tunnel

Quote:
Originally Posted by Rex114 View Post
Where is this wind tunnel located?
Based on the team location I would say it is a fair assumption to assume this is at an automotive R&D facility.


Did they let you stand in the tunnel with some of the lower wind speeds? I once did that at university of maryland and it was an experience I will never forget.



09-10-2008 07:52

JesseK


Unread Re: pic: Wind tunnel

Quote:
Originally Posted by Greg Needel View Post
Did they let you stand in the tunnel with some of the lower wind speeds? I once did that at university of maryland and it was an experience I will never forget.
Notice the blur of the fan blades?



09-10-2008 08:19

Pat Major


Unread Re: pic: Wind tunnel

The wind tunnel is at the Chrysler Technology Center in Auburn Hills Mi. Interesting story we were told: During the initial installation of the tunnel they could not get the scales that the car’s tires sit on to stabilize as they were trying to calibrate them. They resolved the problem by turning off the heating and cooling system to the room, they found that the air flow and change in pressure was the reason the scales would not stabilize. That was not the only issue; they also found they were picking up the vibrations from semi trucks as they were traveling the roads around the Tech Center. Accuracy…..quality…..they don’t mess around. The tour was very impressive for students and adults. We did not stand in the tunnel while it was in operation. We did walk the whole circuit and test the unbelievable acoustics



09-10-2008 10:55

Miner


Unread Re: pic: Wind tunnel

All i have to say is that would be an amazing experience. SWEET



09-10-2008 14:57

Schnabel


Unread Re: pic: Wind tunnel

I would love to see the motor powering it and see it in action!!! (off to youtube to see if anyone posted a video )



09-10-2008 15:10

GaryVoshol


Unread Re: pic: Wind tunnel

Quote:
Originally Posted by Schnabel View Post
I would love to see the motor powering it and see it in action!!! (off to youtube to see if anyone posted a video )
YouTube? Pat and Co are lucky to have even a still photo from this secure location.



09-10-2008 18:05

DonRotolo


Unread Re: pic: Wind tunnel

Quote:
Originally Posted by JesseK View Post
Notice the blur of the fan blades?
No way anyone would be allowed to stand there if the fan was moving. No way no how.

OK, maybe in a James Bond movie, where you wanted to slice up the villain...



09-10-2008 20:07

IKE


Unread Re: pic: Wind tunnel

They normally let you spin the blade by hand to get an idea of the inertia and how good the bearings are. It might still be moving from that.



09-10-2008 22:57

JaneYoung


Unread Re: pic: Wind tunnel

Quote:
Originally Posted by Pat Major View Post
We did walk the whole circuit and test the unbelievable acoustics

That will be an experience not easily forgotten. Very cool!



09-10-2008 22:58

R.C.


Unread Re: pic: Wind tunnel

I would love to see one of these bad boys in action.



10-10-2008 13:09

carla_rose


Unread Re: pic: Wind tunnel

We (The Killer Bees) have been on that tour before. That wind tunnel is so cool. I'm glad you guys enjoyed it too.



10-10-2008 19:07

qwertyuiop[]\


Unread Re: pic: Wind tunnel

imagine trying to make that fit onto a FIRST robot. it would be quite a challenge to make it fit the size a weight constraints.



10-10-2008 19:35

Schnabel


Unread Re: pic: Wind tunnel

I was just thinking, I really love how it is colored because it makes it look really childish and unreal. I just love staring at that pic lol.



10-10-2008 20:02

IKE


Unread Re: pic: Wind tunnel

My favorite quote from the tour was that the Motor is so powerful, the city of Auburn Hills asks them not to turn it up all the way in the summer because of the current draw.



13-10-2008 14:13

mtaman02


Unread Re: pic: Wind tunnel

Quote:
Originally Posted by IKE View Post
My favorite quote from the tour was that the Motor is so powerful, the city of Auburn Hills asks them not to turn it up all the way in the summer because of the current draw.
can't you just rig it to work like a generator too (can't help it but I like multi tasking )



13-10-2008 15:41

RossK


Unread Re: pic: Wind tunnel

Quote:
Originally Posted by team222badbrad View Post
Is there any protection from foreign object (test items) from being sucked into the blades?

What kind of wind speeds can that tunnel produce?
FOD... a jet engines worst enemy....

Where was this taken? Thats one of the biggest wind tunnels I've ever seen.

Of course , we don't have those here in Chicago (at least not that I know of). We get to Fermilab (across the street from my house- literally , and nuclear power plants

Very cool pic!



19-02-2009 19:41

Sarah H


Unread Re: pic: Wind tunnel

awww yes!!



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