<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>In recent years can be met ships whose propeller shaft polymer bearings are lubricated with water. It results from simplicity and associated low cost of such solution which is also environmentally friendly as no risk of pollution is involved. However the solution is not free of disadvantages. The main problem is intensive wear of bush material, occurring in certain cases. It very often results from errors of improper design and machining and mounting operations. Another problem is a limited value of its hydrodynamic load-carrying capacity, resulting from low viscosity of water used as a lubricating medium.</p><p>As results from the performed research investigations, bearing of the kind is a highly sensitive unit. Problems of choosing a suitable bearing clearance, designing an optimum bush geometry, selecting a proper bush material are crucial for lifitime of the bearing.</p></abstract>

In recent years can be met ships whose propeller shaft polymer bearings are lubricated with water. It results from simplicity and associated low cost of such solution which is also environmentally friendly as no risk of pollution is involved. However the solution is not free of disadvantages. The main problem is intensive wear of bush material, occurring in certain cases. It very often results from errors of improper design and machining and mounting operations. Another problem is a limited value of its hydrodynamic load-carrying capacity, resulting from low viscosity of water used as a lubricating medium.As results from the performed research investigations, bearing of the kind is a highly sensitive unit. Problems of choosing a suitable bearing clearance, designing an optimum bush geometry, selecting a proper bush material are crucial for lifitime of the bearing.

Water-lubricated bearings of ship propeller shafts - problems, experimental tests and theoretical investigations

Polish Maritime Research

In recent years can be met ships whose propeller shaft polymer bearings are lubricated with water. It results from simplicity and associated low cost of such...

Water-lubricated bearings of ship propeller shafts - problems, experimental tests and theoretical investigations

Published Online: Mar 18, 2010

Page range: 41 - 49

DOI: https://doi.org/10.2478/v10012-008-0055-z

Keywords
bearing, water-lubricated bearings, propeller shaft bearing

This content is open access.

Water-lubricated bearings of ship propeller shafts - problems, experimental tests and theoretical investigations

Published Online: Mar 18, 2010

Page range: 41 - 49

DOI: https://doi.org/10.2478/v10012-008-0055-z

Keywordsbearing, water-lubricated bearings, propeller shaft bearing

This content is open access.

Keywords
bearing, water-lubricated bearings, propeller shaft bearing