last modified 07/10/2002

Coursecode: mt212
Coursename: Marine Engineering B

DUT creditpoints: 2
ECTS creditpoints: 3
Faculty of Mechanical Engineering and Marine Technology
Lecturer(s): Klein Woud, prof. ir. J. Tel.: +31 15 27 81556
Catalog data:
dynamics of shaft systems, torsional, axial and lateral vibrations (whirling), shaft alignment		 Course year: MSc 1st year
Semester: 1A
Hours p/w: 2
Other hours: -
Assessment: written
Assessm.period(s): 1, 2
(see academic calendar)
Prerequisites: mt215, mt211
Follow up: mt213
Detailed description of topics:
  • Torsional and axial vibrations:
    1. Modeling, equations of motion
    2. Natural frequencies and natural modes of vibration
    3. Free and forced vibration, damped vibration
    4. Diesel engines : modeling, excitation, inertia, crankshaft stiffness
    5. Damping
    6. Propellers
    7. Elastic couplings, geared and branched systems
    8. Torsional vibration dampers
    9. Procedures for torsional vibration analysis
  • Lateral vibrations:
    1. Modeling, equations of motion
    2. Natural frequencies and natural modes of vibration with and without gyroscopic effects, bearing stiffness, shafts with non-circular symmetric cross section
    3. Whirling vibrations in propeller shaft systems and diesel engines
  • Shaft alignment:
    1. Problem definition, influencing factors
    2. Desired alignment conditions
    3. Alignment procedures
Course material:
J.Klein Woud, "Maritieme Werktuigkunde III", 1996.
References from literature:
available in course material
Remarks (specific information about assessment, entry requirements, etc.):
Goals:
Computer use:
Laboratory project(s):
Design content:
shaft vibrations and alignment
Percentage of design: 50 %