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Análise pelo WRC 297 – Mo<strong>de</strong>lo B (Bocal 6”)<br />

Input Echo, WRC297 It<strong>em</strong> 2, Description: Bocal 6"<br />

Diameter Basis for Cylindrical Shell Vbasis ID<br />

Corrosion Allowance for Shell Cas 3.0000 mm<br />

Shell Diameter Dv 1800.000 mm<br />

Shell Thickness Tv 16.0000 mm<br />

Shell Stress Concentration Factor Scfn 1.000<br />

Diameter Basis for Nozzle Nbasis OD<br />

Corrosion Allowance for Nozzle Can 3.0000 mm<br />

Nozzle Diameter Dn 168.275 mm<br />

Nozzle Thickness Tn 10.9728 mm<br />

Nozzle Stress Concentration Factor Scfv 1.000<br />

Diameter of Reinforcing Pad Dpad 425.000 mm<br />

Thickness of Reinforcing Pad Tpad 16.0000 mm<br />

External Forces and Moments in WRC 107 Convention:<br />

Design Internal Pressure Dp 1.47 MPa<br />

Radial Load P -2667.00 N<br />

Circumferential Shear Vc 2226.00 N<br />

Longitudinal Shear Vl 2226.00 N<br />

Torsional Moment Mt 1352999.88 N-mm<br />

Circumferential Moment Mc 1628000.00 N-mm<br />

Longitudinal Moment Ml 1628000.00 N-mm<br />

Inclu<strong>de</strong> Axial Pressure Thrust No<br />

Inclu<strong>de</strong> Pressure Stress Indices per Div. 2 No<br />

Stress Computations at the Edge of the Nozzle<br />

---------------------------------------------<br />

WRC 297 Curve Access Parameters:<br />

Tv / Tn = 3.637<br />

Dn / Tn = 21.106<br />

Lambda = [(Dn/Dv)* (Dv/Tv) 1/2 ] = 0.729<br />

Nr/P = 0.103<br />

Mr/P = 0.104<br />

M0/P = 0.125<br />

N0/P = 0.263<br />

MrD/Mc = 0.157<br />

NrDL/Mc = 0.133<br />

M0d/Mc = 0.233<br />

N0DL/Mc = 0.117<br />

MrD/Ml = 0.141<br />

NrDL/Ml = 0.123<br />

M0D/Ml = 0.204<br />

N0DL/Ml = 0.242<br />

151

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