Chemical Tanker Competence

Support Level (Deck Crew).

This CES test evaluates the basic knowledge required for safe work on board container vessels. Questions cover safety procedures, cargo operations, basic regulations, and everyday shipboard duties. Suitable for ratings, trainees, and crew members supporting deck operations on container ships.

Питань 60

Час 59 min

Мова Англійська

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Питання 1

A water heating system with steam and pneumatic temperature control is started from cold. What is the correct start-up procedure?

A Start the system up in manual mode and gradually increase the controller output signal until the temperature reaches the required value before changing over to automatic control.

B Start with the control valve in manual and use the hand jack to gradually increase the temperature by throttling the steam flow before changing to pneumatic control.

C Start the system up in automatic mode with normal set point but with the steam supply to the control valve manually throttled in.

D Start the system up in automatic mode with normal set point so that the required temperature is achieved as quickly as possible.

Питання 2

Which of these precautionary measures can reduce the threat of piracy, if implemented?

A Sail at full speed.

B Plan to arrive at port at night.

C Turn off all of the ship's lights at night.

D Stay at least 15nm away from the shore.

Питання 3

A two-term controller is used to control fuel oil temperature in a thermal oil system. The control is unstable with constant hunting. What is the most probable cause?

A Proportional band width is set too wide.

B Proportional band width is set too narrow.

C Integral action reset time is set too fast.

D Integral action reset time is set too slow.

Питання 4

It is the Master's responsibility to ensure that:

A Concerned personnel carry out the on-board traing progamme effectively.

B All information reagrding the onboard training is given to the ship manager.

C All personnel participate in the training at the same time.

D Safety equipment is not used during the training.

Питання 5

Over a period of a few hours of operation the main diesel engine speed gradually falls off. From the options given what is the most likely cause of this fault?

A Governor linkage broken.

B Fouling of turbocharger intake filters.

C Water in a cylinder.

D Injection valve opening pressure is too low.

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