Northern Sea Route Reconnaissance Study A Summary of Icebreaking Technology
Table 1. Selected important icebreaking voyages in recent years
Figure 1. The Russian icebreaker Yamal, the Canadian icebreaker Louis S. St. Laurent
Figure 2. Significant events in the development of the polar ship technology since 1995
Figure 3. Design evolution of Russian polar icebreakers
INVENTORY OF ICEBREAKING SHIPS
SIZES AND DIMENSIONS
HULL FORMS
Concave stem (White bow)
Midbody shape
Icebreaker performance with different hull forms
STRUCTURAL DESIGN OF POLAR SHIPS
Materials - SR95_170019
Plating
PROPULSION SYSTEM
Propellers
Mechanical transmission components
Azimuth propulsion drive
Prime movers
Medium-speed diesel engines
AUXILIARY SYSTEMS
Heeling system
POWER AND PERFORMANCE
Figure 21. Icebreaking performance: bollard pull/beam vs. ice thickness
Fuel consumption rates
Resistance in level ice
Energy to penetrate an unconsolidated ridge
FUTURE ICEBREAKERS
Table 4. Performance criteria for a Northwest Passage icebreaker
SUMMARY - SR95_170036
LITERATURE CITED-continue - SR95_170037
LITERATURE CITED-continue - SR95_170038
APPENDIX A: INFORMATION ABOUT THE NUCLEAR ICEBREAKER YAMAL
APPENDIX A: INFORMATION ABOUT THE NUCLEAR ICEBREAKER YAMAL-continue
APPENDIX B: AN INVENTORY OF EXISTING SHIPS THAT ARE CAPABLE OF NAVIGATING IN AT LEAST 0.3-m-THICK ICE COVER
Report Documentation Page - SR95_170042
SR95_17
Table 1. Selected important icebreaking voyages in recent years
Figure 1. The Russian icebreaker Yamal, the Canadian icebreaker Louis S. St. Laurent
Figure 2. Significant events in the development of the polar ship technology since 1995
Figure 3. Design evolution of Russian polar icebreakers
INVENTORY OF ICEBREAKING SHIPS
SIZES AND DIMENSIONS
HULL FORMS
Concave stem (White bow)
Midbody shape
Icebreaker performance with different hull forms
STRUCTURAL DESIGN OF POLAR SHIPS
Materials - SR95_170019
Plating
PROPULSION SYSTEM
Propellers
Mechanical transmission components
Azimuth propulsion drive
Prime movers
Medium-speed diesel engines
AUXILIARY SYSTEMS
Heeling system
POWER AND PERFORMANCE
Figure 21. Icebreaking performance: bollard pull/beam vs. ice thickness
Fuel consumption rates
Resistance in level ice
Energy to penetrate an unconsolidated ridge
FUTURE ICEBREAKERS
Table 4. Performance criteria for a Northwest Passage icebreaker
SUMMARY - SR95_170036
LITERATURE CITED-continue - SR95_170037
LITERATURE CITED-continue - SR95_170038
APPENDIX A: INFORMATION ABOUT THE NUCLEAR ICEBREAKER YAMAL
APPENDIX A: INFORMATION ABOUT THE NUCLEAR ICEBREAKER YAMAL-continue
APPENDIX B: AN INVENTORY OF EXISTING SHIPS THAT ARE CAPABLE OF NAVIGATING IN AT LEAST 0.3-m-THICK ICE COVER
Report Documentation Page - SR95_170042
SR95_17
