Nikhef VertxMT 1

Corner welds on test cubes

Erno Roeland, Tjeerd Ketel

17-03-2011

Nikhef VertxMT 2

The test cubes

1 2 3 4

5 6

17-03-2011

Nikhef VertxMT 3

Cubes 1-4

• Cube 1:– Test of flat foils, without good cooling contact.

• Cube 2:– 12A. All corners bad. Both solder and weld added

• Cube 3:– 17A. All corners bad. Little cracks. Repairs failed.

• Cube 4:– 19A. Three corners bad. Weld added. One repaired

17-03-2011

Nikhef VertxMT 4

Plans

• Finish cubes 4 and 5.• Start welding two real boxes.• (Start corner tests in flange.)

17-03-2011