Welcome to the website where you can pass online the Mintra test on the subject «Introduction to Oily Water Separators». Practice like this will help you as a marine specialist improve your knowledge with the help of online studying and appraisal practice. Mintra based on practical information and marine specialists experience.
The Mintra Test Online about Introduction to Oily Water Separators covers the basic principles of oily water separation systems on ships, including how filters and coalescence processes remove oil droplets from water. It also addresses MARPOL discharge requirements, separator components, operational conditions, and factors affecting the accuracy and efficiency of oil content measurement.
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As the mixture flows through this filter, any remaining oil droplets are collected on the filter's surface, where they are able to increase their size by joining up with other droplets.
True.
False.
Under MARPOL Regulations, in which circumstances can oily mixture be discharged?
After passing through the separation system, the oil in water content of the mixture does not exceed 15 parts per million.
When the mixture has been processed via an oily water separator meeting the requirements of MARPOL.
When the boat is at anchor.
If the oily mixture is contaminated with very large particles, then the separator will not function correctly and the oil content meter may not provide accurate readings.
True.
False.
What are the three components of a static separator?
An oil content meter.
A catch plate separation chamber.
Coalescence filters.
Inlet pump.
What should be added to ensure there is no air in the separation chamber?
Fresh water.
Seawater.
Oil.
Why is it important to shut down the separator when operations are finished?
To ensure that the equipment remains fit for purpose.
To reduce the likelihood of an environmental incident occurring.
To ensure the equipment does not overheat.
What is the oily water separator used to treat?
Contaminated water from any compartment in the ship.
Contaminated water and oily mixtures from bilge spaces.
Any accumulated water from bilge tank tops.
Contaminated oil from any compartment in the ship.
Which of the following are components of a centrifugal separator?
A centrifuge separator.
A motor to spin the centrifuge.
An inlet and outlet piping systems.
A coalescence filter.
For what reason might an alarm sound?
When the oil content meter measures an oil in water reading of more than 15 parts per million.
If the flow of the oily mixture from the supply tank is reduced.
When the oil content is too low.
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