Nozzle-loads in tank construction Dr.-Ing. Ingo Lukas, IFKI FRP Unlimited Munchen Februar 2018 Basics „All nozzles of the tank must be connectedfreeofforce “ Pressure, temperature, filling, wind, dead load and earthquakesinducealways Normal - and shear forces as well as bending momentsand a torsional moment within the nozzle FRP Unlimited Munchen Februar 2018 Calculation method for an alternate external pressure • Simple usage • Very conservative • Uneconomicalcalculationresults Example • Unpressurised tank DN 2000, t = 7,70 mm • Nozzle DN 100 N Nm V V M M P L C L C M M V V M ...
Inr. J. Pm. Ves. & Pqing 72 (1997) l-18 0 1997 Elsevier Science Limited. All rights reserved Printed in Northern Ireland ELSEVfER PII:SO308-0161(97)00014-8 0308~0161/97/$17.00 Nozzles-on external loads and internal pressure C. J. Dekker Continental Engineering B.V., Joan Muyskenweg 22, 1096 CJ Amsterdam, The Netherlands & H. J. Bos Dynaflow Engineering B. V., Tintlaan 73, 2719 AH Zoetermeer, The Netherlands (Received 30 January 1997; accepted 11 February 1997) Close comparison of local load stress calculation methods reveals considerable differences. To investigate we performed many finite element analyses of nozzles on cylinders concentrating not just on the shell ...
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