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Het Period 2 > 190205a Charing Systems And Control Circuits > Flashcards

190205a Charing Systems And Control Circuits Flashcards

1
Q

What is the purpose of the charging system?

A

To recharge the batteries and supply current to electrical loads

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2
Q

The charging system converts?

A

Mechanical energy into electrical energy

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3
Q

OCV on a 24 volt system is?

A

25.2v

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4
Q

Max charging bolts on a 12 volt system?

A

14.8 volts

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5
Q

Alternators induce voltage how?

A

Rotating a magnetic field inside a fixed conductor

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6
Q

Why are poles and fields made of soft iron cores?

A

They provide good permeability for magnetic fields

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7
Q

When all the Av waves have been rectified it is called what? I’m

A

Full wave rectification

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8
Q

What is the purpose of a capacitor

A

To protect the alternator from transient voltage spikes and reduce radio frequency interference

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9
Q

Batteries in series?

A

Voltage doubles

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10
Q

Batteries in parallel?

A

Amps double

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11
Q

Voltage regulator that controls the ground side is called what?

A

A circuit

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12
Q

Max charging volts for 12 and 24v

A

14.8-29.6

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13
Q

Insulated circuits are?

A

The positive side of the circuit

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14
Q

Field circuit is what?

A

The power to the field windings creating the magnetic field

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15
Q

What is a heat sink

A

An aluminum finned block that moves heat from sensitive components

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16
Q

What changes the max output of an alternator

A

The design of the stator

17
Q

Varying the field winding current?

A

Controls the strength of the magnetic field

18
Q

Stronger magnetic fields creat?

A

Higher voltage output

19
Q

Field coil current draw?

A

2-10 amps

20
Q

What reduces heat producing eddy currents?

A

Lamination between the statue core

21
Q

Y wound staters are wound in?

A

Series

22
Q

Delta wound stators are wound in?

A

Parallel

Het Period 2 (7 decks)

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