Comparing MTM and PPPL metrology data

Comparing MTM and PPPL metrology data

8/1/06

STB-VVSA1-65678-1_LEFT_MECH.ASM STB-VVSA1-65678-1_SURF.PRT

Summary: PPPL metrology of VVSA1 match the data pattern provided by MTM and the offset value is in the same range as the data points provided by MTM.

435 points are shown with .1875” + an additional .050” offset above nominal position.

MTM data


PPPL data

Data on far side of VV (see next slide)

All points are on the vessel outside surface

All points are on the vessel outside surface


PPPL data


MTM data

Overlay of PPPL and MTM data (all outside shell surface points).

0.396” yellow offset

0.543” blue offset

0.421” yellow offset

PPPL - yellow spheres

MTM - blue and light green spheres

0.430” blue offset


MTM - blue and light green spheres

426 points are shown with .1875” + an additional .050” offset below nominal position.

MTM data

361 points are shown with .1875” + an additional .050” offset below nominal position.

PPPL data

All points are on the vessel inside surface

Although the points are different the size of the offset is about the same (see next few slides)


MTM - blue spheres

Comparing MTM and PPPL metrology data

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