English to French Tech/Engineering Nuclear Eng/Sci rapport

Loss coefficients for sudden contraction and/or expansion at the following locations are determined using equations derived from a combination of theoretical analyses, empirical correlations and actual test data: downcomer entrance, transition from upper to lower downcomer, downcomer obstructions, wrapper opening, tube bundle entrance, transition cone, riser pipe entrance, deck plate orifice, and transition from primary to secondary separator