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Week 1 > Given questions week 5 > Flashcards

Given questions week 5 Flashcards

1
Q

What is the function of the nuclear steam raising plant?

A

Produce steam via the fission process in a reactor

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2
Q

Name 4 types of radiation

A
  • Neutron
  • Alpha
  • Beta
  • Gamma
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3
Q

How many TGs are fitted on board?

A

2

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4
Q

What is the function of a turbo generator?

A

Create electricity from steam

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5
Q

What are 2 hazards associated with steam

A
  • Scalding

- Burning

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6
Q

Name 2 functions of the shaft

A
  • Connect gearbox to the propulsor

- Transmit power

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7
Q

With respect to the primary system how is heat removed from the reactor?

A
  • Via primary coolant
  • Circulated round primary loop
  • Circulation driven by main coolant pumps
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8
Q

What are the 3 key parameters of the primary system?

A
  • Temperature
  • Pressure
  • Flow
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9
Q

Where is the chilled water system operated from?

A

EP

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10
Q

How many chilled water plants are on boats 1-3 and 4 onwards respectively?

A

1-3 has 3

4 onwards has 2

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11
Q

List alternative sources of electrical supply

A
  • Battery
  • Shore supply
  • Diesel generators
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12
Q

State 5 hazards associated with battery

A
  • Shock
  • Heat
  • Fire
  • Explosion
  • Gases
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13
Q

6 components of the main AC system

A
  • TG
  • Main static converter
  • Diesel generator
  • Shore supply
  • Non essential switchboard
  • Essential switchboard
  • Non essential load centre
  • Essential load centre
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14
Q

Name 4 components of the DC system

A
  • Diesel generators
  • Main static converters
  • Shore supply
  • Batteries
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15
Q

What is the purpose of the 24v DC system?

A
  • Control
  • Alarm
  • Indication
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16
Q

What are the 3 main supply voltages?

A
  • 440v
  • 115v
  • 230v
17
Q

5 components of the 400hz system

A
  • Swim starter
  • Distribution panel
  • Circuit breaker panel
  • 400hz static converter 1
  • 400hz static converter 2
18
Q

Name 2 modes of MsC operation

A
  • Voltage sensing

- Frequency sensing

19
Q

What are methods of 24v

A
  • TRDV

- Batteries

20
Q

Where is the accident book located?

A

Control room

21
Q

Whos permission must be obtained when opening air locks in harbour?

A

OOD

22
Q

What’s the pressure range of hydraulic system?

A

180 to 207 bar

Week 1 (14 decks)

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