BARC OCES/DGFS case studies
BARC OCES/DGFS · Put your knowledge to work in context.
BARC OCES/DGFS refers to the Orientation Course for Engineering and Science Graduates and the DAE Graduate Fellowship Scheme, recruitment-cum-training programmes run through the BARC Training School at the Bhabha Atomic Research Centre, Trombay, Mumbai, under the Department of Atomic Energy, Government of India. BARC describes itself as offering creative and rewarding career opportunities to young qualified men and women who like challenges in front line areas of Nuclear Science and Technology and are keen to be part of the expanding Indian nuclear power programme. The BARC OCES/DGFS case studies are 5 cases and about 2,262 words.
1Tray Overload and Water Ingress in a Fuel Fabrication Glovebox
At a fuel-fabrication glovebox, the approved criticality control is a U-235 mass limit of 280 g per tray for dry UO2 powder in the tray geometry. During a shift, an operator fills one tray with 12.5 kg of UO2 powder listed at 3.8% U-235.
534 words, about 3 min2Restrained Pipe Run After a Guide Failure
A 6.0 m long, 316L stainless steel pipe (OD 114.3 mm, wall 6.02 mm) carries water at 180 °C and was installed at 20 °C. Its design includes an expansion loop, but a walkdown finds that the loop guide has failed and a temporary clamp has locked one end, so the run is effectively restrained between two anchors.
487 words, about 2 min3Deciding Whether a Gamma Peak Is Reportable
A laboratory counts 500 g of dried soil in a Marinelli beaker for 600 s. At the 662 keV line, the gross peak area is 320 counts.
397 words, about 2 min4Outage Job Sequencing Under a Dose Budget
An outage has six jobs with the following durations, dose estimates, and precedence. A: radiation survey, 4 h, 2 mSv, no predecessor.
411 words, about 2 min5Stuck Radiography Source and the Survey Meter Reading
During industrial radiography with an Ir-192 source, the drive cable jams and the source does not return to the shielded camera. The radiographer's survey meter reads 2.5 mSv/h at 15 m from the guide tube.
433 words, about 2 min