1. TURNING CHARACTERISTICS OF THE VESSEL
Prepared by Selçuk NAS
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2. AIM
UNDERSTANDING OF TURNING CHARACTERISTICS
OF THE VESSEL
Prepared by Selçuk NAS
REQUIRED PRIOR KNOWLEDGE
Maneuvering Characteristics of Vessel
Skill and Knowledge of Maneuvering Card
REQUIRED TOOLS AND OTHER AIDS
Maneuvering Chart of Some Vessel s
Maneuvering Board
Ruler - Divider - Protractor
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4. 090 T Co
Transfer
for 900
180 T Co
Advance
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5. 090 T Co
Wheel Over
180 T Co
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6. HARD A STARBOARD
TURNING CIRCLE
Advance = 930 m
MID SHIP
000 m
200 m
300 m
400 m
100 m
500 m
600 m
700 m
800 m
900 m
090 T Co
000 m
100 m
Transfer = 845 m
200 m
300 m
400 m
500 m
600 m
700 m
800 m
900 m
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7. TURNING CIRCLE
900 m
800 m
700 m
600 m
Transfer = 890 m
500 m
400 m
300 m
200 m
100 m
000 m MID SHIP
000 m
200 m
300 m
400 m
100 m
500 m
600 m
700 m
800 m
900 m
090 T Co
HARD A PORT
Advance = 930 m
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9. Centre of The
Gravity Bow Point
Pivot Point
FACTORS AFFECTING TURN
• Structural desing and lenght of the vessel.
• Draught and trim of vessel.
• Size and motive pover of main machinery.
• Distribution and stowage of cargo.
• Even keel or carrying a list.
• Position of turning in relation to the Angle of Drift
available depth of water.
7. Amount of rudder angle required to
complete the turn.
8. External forces affecting the drift angle.
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10. 090 T Co FULL SPEED SHIP
STOP ENGINE ORDER LINE
Distance Run / Time
090 T Co HALF SPEED SHIP
Distance Run / Time
SLOW SPEED SHIP
090 T Co
Distance Run / Time
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11. THIS PRESENTATION WAS PREPARED
BY SELÇUK NAS
E MAIL : snas@deu.edu.tr
Mobile Phone : 0 532 331 51 31
Phone : 0 90 232 278 22 30
Adress : Dokuz Eylul Universitesi, Deniz İsletmeciligi ve Yonetimi
Yuksekokulu, Kaynaklar Yerleskesi, Buca, Izmir, TURKEY
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