INETEC Institute for Nuclear Technology INETEC | Page 22

TRACER is a manipulator for the control rod drive protec-
tion pipe inspection. It is designed to perform the complete
ultrasound, eddy current and visual examinations of welds
and CRDPP interior.
TRACER consists of:
CRDPP inspection mast
larger diameter UT/ET module
smaller diameter UT/ET module
VT module
AREAS OF INSPECTION
 CRDPP welds and interior
 ultrasound (surface and volumetric) examination
of CRDPP welds
 eddy current (surface) examination of CRDPP welds
 visual examination of CRDPP interior
KEY FEATURES
 no usage of a polar crane
 remote-controlled
 prior to starting the UT/ET inspection,
CRDPP is plugged at the bottom and filled with water
 larger diameter CRDPP UT/ET module is used
for inspection of the W1 and W2
 smaller diameter CRDPP UT/ET module is used
for W3 through W5
 VT and UT/ET can be performed simultaneously
18
PRODUCTS