SEAKEEPING AND MANEUVERING

General Info

• Course Title: Seakeeping and maneuvering
• Course Code: NAOME1350
• Semester: 8th
• Course Type: S.¹
• Weekly Teaching Hours: 5 (Lectures)
• Credits (ECTS): 6
• Offered to ERASMUS+ students: Yes
• Course Website: https://eclass.uniwa.gr/courses/NA101/
• Professors: Th. Gerostathis

Course Content / Syllabus

Regular waves. Linear Theory. Dispersion relation. Wave energy. Ship waves. Irregular waves. Stochastic description of sea waves. Wave energy spectrum. Spectral parameters and their estimation. Ship responses in regular waves. Equations of motion in frequency domain. Diffraction and radiation problems. Hydrodynamic loads. Added mass and dumping. Wave excitation forces and moments. Response amplitude operators. Ship with forward speed in regular waves. Strip theory. Ship responses to irregular waves. Seakeeping tests. The input-output problem. Spectra and statistical parameters of responses. Slamming, wetness. Influence of ship motions on passengers and crew. Seakeeping criteria. Effect of hull shape on seakeeping. Ship maneuvering. Equations of motion. Stability of motion. Hydrodynamic derivatives of hull and rudder. Nomoto Equation. Maneuvering in calm sea. Maneuvering tests.

Course Outline