Engineering, Control Systems. Test 23

What is the purpose of the injector leak-off connection?

If you want to obtain a higher spray-off pressure on the injector, what should you do ?

How is the exhaust gas turbocharger cooled in relation to the engine?

Should water be circulated through the main engine during port stay, and if so, why?

For ' UMS ' classed vessels, how must the HP fuel delivery pipe be constructed?

It is manufactured from Austenitic Steel and has flame/smoke detectors fitted in the vicinity.
It must be provided with sensors so that the corresponding fuel pump cuts out in case of rupture.
It is manufactured of high tensile steel and has to have thermal insulation fitted
It needs to be a shielded pipe and in case of rupture the fuel leakage must be contained and the alarm sounded.

What is likely the reason if the exhaust temperature is increasing in all cylinders of the main engine ?

Which of the following would most likely account for a decrease in main engine scavenging air temperature?

In a 4 cycle engine the exhaust valve opens when the piston is _____

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