Archive for the “Tinkering” Category

Car repairs, rc-models and stuff like that …

Hey there …

To let you know what I’m doing at the uni, I posted a few pictures of the laboratories for non-destructive testing.

me in infrared
This is me, pictured by an infraredcamera; I guess those structures at the side of my forehead are veins.

my mobile in x-ray
These are the inner structures of my mobile-phone, x-rayed from behind.

nosepart of a wing - normal nosepart of a wing - ULT
The left picture shows a standard photo of the nosepart of some wing. The right shows the same part in ultrasound exited thermography, where the defect (a small crack between two rivets) shows up in white because it radiates heat.

Aside this we are preparing for the final presentation of our airliner-design and the last few days I started preparing for the tests coming up in the next months.

G’day everyone,
Tim.

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After finally managing to get me some basic tools, I started to build rc-planes again. The first try was a small only-wing hang-glider (similar to “Little Plank”).
rc-tools rc-glider
After a test flight at the “Grüner Heiner” it turned out that the vertical stabiliser is quite a bit too small. But the trim calculations were pretty well and it flew right out of my hand, no further trim needed.
Now I’m planning the successor with a bigger vertical fin and a longer and stronger nose (after a few hard landings the nose broke off).

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Afer over half a year living and (very succesfully) working in Sydney I left the city I fell in love with. With a short hop to Melbourne I start the backpacking-season.
Sitting at the gate, I’m sipping a “Tall Long Black” (a small one would have been a “Short Long Black” ;-) that happens when americans don’t care about local specialities (Starbucks)).
Guess this is a fine time to recapitulate. The things I liked most about Sydney were it’s multicultural lifestyle and it’s live-music scene (Cheers to all the Ska-people and “Waiting For Guinnes”).
The major small things I’ll be missing are the nice walks through the park to the uni, the beatiful glimpses at Sydney Skyline in the sunset from Glebe and the probably friendliest pizzeria around the corner (Boost Cafe Glebe).
In this rather short time I met so many nice people, had heaps of interesting conversations and made lots of new friends (hope I’ll be able to stay in contact with them).
Working at the Uni Sydney was a pleasure and interesting. I enjoyed helping the firstsemesters with their catapult and like to hear what hapened to the hovering platform.
The talks with profs, former students and the staff were really inspiring and I hope I can set up my own small workshop to work on my ideas.

Well, enought of the past, I’ll be boarding any moment.
On the road again, taking the long way home.

Thanks everybody for this nice time,
Tim.

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© Jan Tim Jagenberg