LNG Operations - Engine

Cargo System Basics

This test covers the fundamentals of LNG. A chance to test your expertise can arise even before a job posting comes up. You will check your knowledge in LNG related containment system, compressors either BOG Low Duty and High Duty, safety systems like ESD, Gas detection, etc. The discussion of real situations will rise your awareness and increase your competence.

Питань 18

Час 9 min

Мова Англійська

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Ось кілька прикладів питань з цього тесту. Завантажте додаток GYRO, щоб пройти повний тест.

Питання 1

What is the main purpose of forcing vaporiser?

A To heat up gas.

B For burning of excessive vapors.

C For vaporising LNG liquid to provide fuel gas for burning in the boilers to supplement the natural boil-of.

Питання 2

What is bulkhead seal?

A It is an water lubricated seal which connecting compressor and electric motor between two isolated compartments.

B It is an air lubricated seal which connecting compressor and electric motor between two isolated compartments.

C It is an oil lubricated seal which connecting compressor and electric motor between two isolated compartments.

Питання 3

How many cargo pumps usually installed in one cargo tank?

A 2 pieces per one tank.

B 1 piece per one tank.

C 3 pieces per one tank.

Питання 4

What is oxygen content alarm set point in N2 generator plant?

A 3,5 %

B 2,5 %

C 1,0 %

Питання 5

What is butane temperature of condensation?

A -42.1 °C

B -0.5 °C

C -33.4 °C

D -104 °C

E -162 °C

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