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DTM 502E
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Course Information
Course Name
Turkish
Deniz Yapılarının Dinamiği
English
Dynamics of Marine Structures
Course Code
DTM 502E
Credit
Lecture
(hour/week)
Recitation
(hour/week)
Laboratory
(hour/week)
Semester

3
3


Course Language
English
Course Coordinator
İsmail Hakkı Helvacıoğlu
Course Objectives
Course Description Structural Dynamics; basic principles, single degree of freedom, undamped behavior, finding the natural frequency, types of loads, free oscillation, forced vibration. Mathematical modeling of Real Elastic Structures; matrix theory of vibration, free vibration, matrix iteration. Determination of lowest natural frequency, proof of convergence in iteration, orthogonality of the normal modes, uncoupled vibration, forced vibration. The energy or Rayleigh method of determining approximate frequencies; energy of system, Rayleigh method of determining Approximate frequencies, approximate analysis of a general system, selection of the vibration shape, Improved Rayleigh method. Lagrange equation of motion; Lagragian method, generalized force. Natural frequencies and mode shapes of marine risers; an approximate solution, strain energy due to bending, strain energy due to tension, evaluating of integrals, total strain energy, kinetic energy. RayleigRitz method for approximate frequencies. Lateral vibration of cables under tension; differential equation of string under uniform tension, approximate frequencies of risers and pipelines, Newmark ?method, numerical solution of differential equations, numerical solution of differential equations. Natural Frequencies and mode shapes of uniform beams; boundary conditions, simple supported, clamped supported, free end. Natural frequencies of Buoy system.
Course Description
Course Description Structural Dynamics; basic principles, single degree of freedom, undamped behavior, finding the natural frequency, types of loads, free oscillation, forced vibration. Mathematical modeling of Real Elastic Structures; matrix theory of vibration, free vibration, matrix iteration. Determination of lowest natural frequency, proof of convergence in iteration, orthogonality of the normal modes, uncoupled vibration, forced vibration. The energy or Rayleigh method of determining approximate frequencies; energy of system, Rayleigh method of determining Approximate frequencies, approximate analysis of a general system, selection of the vibration shape, Improved Rayleigh method. Lagrange equation of motion; Lagragian method, generalized force. Natural frequencies and mode shapes of marine risers; an approximate solution, strain energy due to bending, strain energy due to tension, evaluating of integrals, total strain energy, kinetic energy. RayleigRitz method for approximate frequencies. Lateral vibration of cables under tension; differential equation of string under uniform tension, approximate frequencies of risers and pipelines, Newmark ?method, numerical solution of differential equations, numerical solution of differential equations. Natural Frequencies and mode shapes of uniform beams; boundary conditions, simple supported, clamped supported, free end. Natural frequencies of Buoy system.
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