Practice of ship operation(1/3)

FOC(SPD)

TIME

FULL

ECO

SLOW

RTA

IDEAL

Is it possible?Then how to do in

practice?

Start with room and adjust speed step by

step

#3. Practice of ship oper-ation

Practice of ship operation(2/3)

FOC(SPD)

TIME

ECO

RTA

IDEAL

Red area meansover consumed

F.O. ?

#3. Practice of ship oper-ation

Practice of ship operation(2/3)

FOC(SPD)

TIME

ECO

RTA

IDEAL

What is/are key factor(s) to optimize the speed?

• Ship’s performance data

• Weather forecasting• Weather/Sea effect

#3. Practice of ship oper-ation

Red area meansover consumed

F.O. ?

Practice of ship operation(2/3)

FOC(SPD)

TIME

ECO

RTA

IDEAL

What is/are key factor(s) to optimize the speed?

• Ship’s performance data• Weather forecasting• Weather/Sea effect

Even if we know the key factor(s),Does it work at the sea

#3. Practice of ship oper-ation

Red area meansover consumed

F.O. ?

Practice of ship operation(3/3)

FOC(SPD)

TIMERTA

Pre-dicted

Actual

#3. Practice of ship oper-ation

Practice of ship operation(3/3)

FOC(SPD)

TIMERTA

Pre-dicted

Actual

• Changeable Weather• Different ship performance in the

real weather/sea condition from the trial data

#3. Practice of ship oper-ation