Volume 3 - Contingency Power Flashcards

Expeditionary Resources

1
Q

The Air Force uses which deployable assets for beddown of combat expeditionary forces?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Basic Expeditionary Airfield Resources (BEAR)

M3L1T1 - Basic Expeditionary Airfield Resources (19.5.1)

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2
Q

What dictates how and when BEAR assets deploy under the BEAR Order of Battle concept?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Air & Space Expeditionary Task Force

M3L1T1 - Basic Expeditionary Airfield Resources (19.5.1)

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3
Q

According to BEAR Order of Battle concept, the XFAPH High Power Unit Type code provides two BEAR Power Units and what additional equipment?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Two 10K fuel bladders

M3L1T1 - Basic Expeditionary Airfield Resources (19.5.1)

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4
Q

What factor should be considered to prevent environmental damage during BEAR operations?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Hazardous waste storage and disposal

M3L1T1 - Basic Expeditionary Airfield Resources (19.5.1)

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5
Q

Why must total diversified load be calculated?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

To decide the correct number of low and high voltage generators.

M3L1T2 - Contingency Electrical Planning (19.5.2)

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6
Q

If loads are not balanced properly between phases, how will this affect the generator?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

The generator will not support full load or regulate voltage.

M3L1T2 - Contingency Electrical Planning (19.5.2)

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7
Q

If the base is located in a high threat location, what must be done to the electrical system?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Utilize a loop system to distribute electrical power.

M3L1T2 - Contingency Electrical Planning (19.5.2)

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8
Q

Why should power plants have the capability of being electrically interconnected?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

To ensure some degree of electrical generation after an attack.

M3L1T2 - Contingency Electrical Planning (19.5.2)

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9
Q

Why does the Primary Switching Center allow for a safer working environment when dealing with the primary distribution system?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Because the SF6-insulated take prevents arching.

M3L1T3 - Primary Distribution System (19.7.1)

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10
Q

The contingency environment for installing a Primary Switching Center must be what?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Firm and well drained

M3L1T3 - Primary Distribution System (19.7.1)

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11
Q

3E0X1 personnel will assemble and install _____ onsite prior to making connections to the equipment.

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Load brake elbow connectors

M3L1T3 - Primary Distribution System (19.7.1)

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12
Q

Why must the primary distribution cables be as short as possible when installed at a bare base?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

To prevent voltage drop at the secondary distribution center.

M3L1T3 - Primary Distribution System (19.7.1)

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13
Q

On an SDC, what prevents power from being supplied to both the primary and the alternate power source?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Positive locking bar

M3L1T4 - Secondary Distribution System (19.7.2)

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14
Q

When using a 60 kW Power Distribution Panel, how many 25kW Power Distribution Panels can be connected to it?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

4

M3L1T4 - Secondary Distribution System (19.7.2)

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15
Q

When installing BEAR base 60-amp secondary cable assemblies, the maximum distance of cable runs is _____, if no other alternative exists.

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

800’

M3L1T4 - Secondary Distribution System (19.7.2)

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16
Q

To supply power from the primary distribution system to the 16 low-voltage outputs of the Secondary Distribution Center, what must occur first?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Get stepped down by the 150kVA transformer.

M3L1T4 - Secondary Distribution System (19.7.2)

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17
Q

Maintenance personnel must exercise extreme caution at all times. What could the consequences of carelessness and accidental contact be?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Severe injury or death

M3L1T5 - Medium Voltage Safety

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18
Q

When grounding power plant units, what should be referenced?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

The technical order

M3L1T5 - Medium Voltage Safety

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19
Q

What should personnel wear when performing tasks on medium voltage power distribution components?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Arc thermal protective value rated clothing.

M3L1T5 - Medium Voltage Safety

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20
Q

Who is authorized to disconnect power plant output cables?

Lesson 1 Basic Expeditionary Airfield Resources Systems

A

Electrical Systems personnel

M3L1T5 - Medium Voltage Safety

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21
Q

Which generator operating mode employs an electronic governor?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

Precise

M3L2T1 - Construction Features & Components of 200 kW or Less Mobile Generators (19.1.1.1)

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22
Q

What characteristic describes an 800 series MEP unit?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

Employs sound absorbant technology.

M3L2T1 - Construction Features & Components of 200 kW or Less Mobile Generators (19.1.1.1)

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23
Q

Which MEP unit utilizes full control authority for fuel governing?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

AMMPS

M3L2T1 - Construction Features & Components of 200 kW or Less Mobile Generators (19.1.1.1)

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24
Q

What characteristic describes the legacy MEP units?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

Primarily mechanical and electromechanical parts.

M3L2T1 - Construction Features & Components of 200 kW or Less Mobile Generators (19.1.1.1)

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25
Q

When using the American Wire Gauge system for cable selection the higher the gauge number indicates what?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

Smaller cross-sectional area

M3L2T2 - Fundamentals of Cables (19.1.1.3.1)

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26
Q

Aluminum cables are generally selected for use in what?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

High voltage applications

M3L2T2 - Fundamentals of Cables (19.1.1.3.1)

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27
Q

If using a multi-conductor cable assembly then you must ensure?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

The cables have the proper number of conductors for the application

M3L2T2 - Fundamentals of Cables (19.1.1.3.1)

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28
Q

The #1 criteria for selecting cables is?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

Can the cable safely conduct the current of the load.

M3L2T2 - Fundamentals of Cables (19.1.1.3.1)

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29
Q

Prior to connecting three-phase cables to a generator, distribution panel or load, the phase cables must be?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

Properly identified by color coding, making tape or tagging.

M3L2T3 - Phase Identification of Cables (19.1.1.3.2)

30
Q

What could result if phase identification was not done correctly?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

Three-phase motors turn in the opposite directions than intended.

M3L2T3 - Phase Identification of Cables (19.1.1.3.2)

31
Q

When multiple conductors of the same insulation color go through conduit, it is necessary to?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

Identify each phase cable prior to installation.

M3L2T3 - Phase Identification of Cables (19.1.1.3.2)

32
Q

After the method used for phase identification is applied, it will be?

Lesson 2 Basic Expeditionary Airfield Resources 200kW and Below

A

Permanently posted near terminals.

M3L2T3 - Phase Identification of Cables (19.1.1.3.2)

33
Q

When stored outside, what will be the life expectancy of the BPU?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

25 years

M3L3T1 - Construction Features of the Basic Expeditionary Airfield Resource Power Unit (19.1.2.1)

34
Q

Why does the BPU use a three-point elastomer isolation configuration when anchoring the chassis skid to the trailer assembly?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

To reduce noise and vibration.

M3L3T1 - Construction Features of the Basic Expeditionary Airfield Resource Power Unit (19.1.2.1)

35
Q

How long will the on-board fuel system sustain engine operation if the BPU is fully loaded?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

1 hour

M3L3T1 - Construction Features of the Basic Expeditionary Airfield Resource Power Unit (19.1.2.1)

36
Q

What feature of the BPU allows for the connection of an external DC power supply, if the onboard batteries fail?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

NATO and Aircraft plugs

M3L3T1 - Construction Features of the Basic Expeditionary Airfield Resource Power Unit (19.1.2.1)

37
Q

If the Digital Control System on the BEAR Power Unit needed to display a warning, which color on the annunciator would illuminate?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Yellow

M3L3T2 - Component Identification of the Basic Expeditionary Airfield Resource (BEAR) Power Unit (19.1.2.2)

38
Q

What is needed to operate BEAR Power Units from a remote location?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Remote operating panel software

M3L3T2 - Component Identification of the Basic Expeditionary Airfield Resource (BEAR) Power Unit (19.1.2.2)

39
Q

When does the BEAR Power Unit utilize the pre-lubrication pump?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

During startup

M3L3T2 - Component Identification of the Basic Expeditionary Airfield Resource (BEAR) Power Unit (19.1.2.2)

40
Q

After BPU engine start up, which component supplies power to the DC system?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Battery charging alternator

M3L3T2 - Component Identification of the Basic Expeditionary Airfield Resource (BEAR) Power Unit (19.1.2.2)

41
Q

What is the purpose of properly spacing BPU’s during installation?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

To provide room for maintenance access and adequate air supply.

M3L3T3 - Installation Requirements for the BEAR Power Unit (19.1.2.6)

42
Q

When selecting a site for the BPU, what is the maximum acceptable ground slope for installation?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

+/-8 degrees

M3L3T3 - Installation Requirements for the BEAR Power Unit (19.1.2.6)

43
Q

What is the recommended height of a sunshade over a BPU?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

20’

M3L3T3 - Installation Requirements for the BEAR Power Unit (19.1.2.6)

44
Q

Why must the distance between the fuel bladders and the BPU not exceed 100 feet?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

The on-board fuel transfer pump does not generate enough negative pressure.

M3L3T3 - Installation Requirements for the BEAR Power Unit (19.1.2.6)

45
Q

When operating the BPU in a humid environment, what is necessary to prevent condensation buildup within the fuel tank?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Refuel more often.

M3L3T4 - Other Than Normal Generator Operations of the BEAR Power Unit (19.1.2.8)

46
Q

When operating the BPU in temperatures below -25F, the Digital Control System uses what to heat the coolant for proper engine startup?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Fuel-fired coolant heater

M3L3T4 - Other Than Normal Generator Operations of the BEAR Power Unit (19.1.2.8)

47
Q

When the BPU fuel looks cloudy during cold temperature operations, then the fuel has reached what point?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Cloud point

M3L3T4 - Other Than Normal Generator Operations of the BEAR Power Unit (19.1.2.8)

48
Q

Operating the BPU in temperatures about 125F may require the installation of _____ to prevent solar heat buildup on generators and fuel sources.

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Sunshades

M3L3T4 - Other Than Normal Generator Operations of the BEAR Power Unit (19.1.2.8)

49
Q

If the engine oil used in the BEAR Power Unit is 15W-40, then it would get drained and refilled during which scheduled inspection?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

400 hours

M3L3T5 - Mechanical Periodic Inspection Requirements of the BEAR Power Unit (BPU) (19.1.2.9.1)

50
Q

During the 4000-hour inspection, the BEAR Power Unit’s battery charging alternator belt is replaced to.

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Ensure proper speed of the alternator and continue to provide proper voltage.

M3L3T5 - Mechanical Periodic Inspection Requirements of the BEAR Power Unit (BPU) (19.1.2.9.1)

51
Q

When would depot maintenance personnel complete an overhaul of the BEAR Power Unit?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

After 24,000 hours of operation

M3L3T5 - Mechanical Periodic Inspection Requirements of the BEAR Power Unit (BPU) (19.1.2.9.1)

52
Q

If water or sediment is found in the BEAR Power Unit primary fuel water separators during the daily inspection, personnel would?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Remove all contaminants to prevent damage to the fuel system components.

M3L3T5 - Mechanical Periodic Inspection Requirements of the BEAR Power Unit (BPU) (19.1.2.9.1)

53
Q

Which electrical scheduled inspection requires the BPU chassis ground connection to be checked for security and resistance value?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Every 400 hours

M3L3T6 - BPU Electrical Periodic Inspections (19.1.2.9.2)

54
Q

Why must the BPU’s load ground connection, output terminals and parking stands be inspected daily?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

To prevent arc flash hazards.

M3L3T6 - BPU Electrical Periodic Inspections (19.1.2.9.2)

55
Q

During an annual/8800-hour inspection of the BPU, ensure the entire circuit breaker and operating mechanisms are inspected for what?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Loose parts or connections.

M3L3T6 - BPU Electrical Periodic Inspections (19.1.2.9.2)

56
Q

What must be done if corrosion is discovered during a daily inspection of the BPU’s battery and connections?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Remove the corrosion according to the technical order.

M3L3T6 - BPU Electrical Periodic Inspections (19.1.2.9.2)

57
Q

What is the first step in viewing inactive or intermittent faults using the InPower BPU service tool?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Selecting [FAULTS], and then selecting [FAULT OCCURENCES]

M3L3T7 - BPU Engine and Electrical Fault System Codes (19.1.2.10.2 & 2)

58
Q

What is the purpose of Shutdown, Fault and Warning Codes?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Aid in troubleshooting of generator problems

M3L3T7 - BPU Engine and Electrical Fault System Codes (19.1.2.10.2 & 2)

59
Q

What type of code will allow the generator to continue to operate, giving operators time to correct?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Warning code

M3L3T7 - BPU Engine and Electrical Fault System Codes (19.1.2.10.2 & 2)

60
Q

What code requires an action to reset the fault?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Fault code

M3L3T7 - BPU Engine and Electrical Fault System Codes (19.1.2.10.2 & 2)

61
Q

What controls all functions of the BPU’s electrical generation, through the Automatic Voltage Regulator logic, and interfacing with the Engine Control Modules (ECM)?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Digital control system

M3L3T8 - BPU Digital Control System (19.1.2.4)

62
Q

When the maximum number of operational and maintenance log entries of the BEAR Power Unit gets reached, what will the Digital Control System do?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Overwrite old entries

M3L3T8 - BPU Digital Control System (19.1.2.4)

63
Q

The Remote Operating Panel software can be used to control the BEAR Power Unit from a remote location. Where can it be found?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

DCS flash drive memory

M3L3T8 - BPU Digital Control System (19.1.2.4)

64
Q

What application standard enables the DCS and ECM’s on the BPU to control all functions of the engine?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

SAE 1939

M3L3T8 - BPU Digital Control System (19.1.2.4)

65
Q

What function of InPower can energize a specific electrical component without damaging the unit or possibly injuring personnel?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Testing

M3L3T9 - Functions of InPower BPU (19.1.2.5)

66
Q

What requirements must be met to use InPower BPU on a standard personal computer?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

All answers are requirements in order to use InPower BPU.

M3L3T9 - Functions of InPower BPU (19.1.2.5)

67
Q

Using InPower BPU, when would an initial calibration file be installed on a DCS?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

If no previous capture file exists.

M3L3T9 - Functions of InPower BPU (19.1.2.5)

68
Q

Which of the following is NOT an InPower BPU data log option?

Lesson 3 Basic Expeditionary Airfield Resources Power Unit (BPU)

A

Error Log

M3L3T9 - Functions of InPower BPU (19.1.2.5)

69
Q

Small shelter systems offer an advantage over temper tents because _____.

Lesson 4 - Small Shelter System

A

It can be set up by 6 people in approximately 1.5 hours.

M3L4T1 - Purpose of Small Shelter System

70
Q

When comparing SSS’s to temper tents, which of the statements(s) is/are accurate?

Lesson 4 - Small Shelter System

A

All the statements are true.

M3L4T1 - Purpose of Small Shelter System

71
Q

When more permanent facilities are developed, what type of tents are no longer used?

Lesson 4 - Small Shelter System

A

SSS

M3L4T1 - Purpose of Small Shelter System

72
Q

Why is SSS better than Temper tent?

Lesson 4 - Small Shelter System

A

Because SSS has a lifespan of 10 years when erected for longer periods of time.

M3L4T1 - Purpose of Small Shelter System