Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

EMS-D All Chapters Studied > Week 4, Chapter 64 - Alternate Fuel Systems > Flashcards

Week 4, Chapter 64 - Alternate Fuel Systems Flashcards

1
Q

What are the “3E” causes?

A
  • Energy Security
  • Environmental Concerns
  • Economy
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What does FCV mean?

A

Fuel Cell Vehicle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is the EPAct92?

A

Energy Policy Act - advanced the use of vehicles capable of using alternatives to gasoline and diesel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

___________ is created by drilling, refining, and transporting the end products of oil

A

Pollution

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

_________________________ has created health issues for the young as well as for the elderly

A

Photochemical smog

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

TLEV

A

Transitional Low-Emission Vehicle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

LEV

A

Low-Emission Vehicle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

ULEV

A

Ultra-Low-Emission Vehicle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

SULEV

A

Super-Ultra-Low-Emission Vehicle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

PZEV

A

Partial Zero-Emission Vehicle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

ZEV

A

Zero-Emission Vehicle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Alternative fuels are used as a way of either reducing _________________ or reducing _________________

A

Operating cost; Pollution

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

________________________ may replace the use of liquid fuel altogether

A

Compressed natural gas (CNG)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

A liquid under pressure but boils into a gas at atmospheric pressure

A

Propane

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Complicated to design, costly to manufacture, and heavier tanks

A

LPG Fuel Storage Tanks

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What are the two types of LPG storage containers?

A

Portable universal cylinders and permanently mounted tanks

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Can be removed from a vehicle and taken to a refueling site to be filled

A

Portable cylinders

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Used when a vehicle is capable of traveling to a refueling site

A

Permanently mounted tanks

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

LPG tanks are usually made of what?

A

Heavy-gauge steel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

The LPG tank is __________ filled to capacity

A

Never

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

An automatic fuel limiter ensures that the tank cannot be filled past the safe fill limit of _____

A

80%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

A fossil fuel often found in offshore gas fields or trapped in coal beds, aquifers, or petroleum domes

A

Natural gas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

Methane has an octane number of what?

A

125 RON

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Methane has no odor and an odorant called _____________ is added to detect leaks

A

Mercaptan

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

The biggest difference between regular gas SI engines and natural gas engines is what?

A

The fuel supply system and method of mixing/induction of air-fuel mixture

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

___________________________ use methane compressed for storage and use in light-duty passenger vehicles, delivery trucks, and buses

A

Compressed Natural Gas Vehicles (CNGV)

27
Q

Fuel pressure regulator reduces natural gas storage (CNGV) pressure to around ______

28
Q

CNGV exhaust is more __________ because it is more humid

29
Q

What are type 1 CNG cylinders made of?

30
Q

What are type 2 CNG cylinders made of?

31
Q

What are type 3 CNG cylinders made of?

A

Combination of approved metals

32
Q

What are type 4 CNG cylinders made of?

A

Carbon composite material

33
Q

Each cylinder in a CNG fuel storage system is fitted with a thermal and/or a pressure activated ____________________

A

Pressure relief device

34
Q

Liquified natural gas has to be cooled to _______

35
Q

A ____________ fuel gauge is placed in the tank and raises or lowers in a tube for fuel level calcluation

A

Float-type

36
Q

____ systems usually circulate engine coolant through the final regulator

37
Q

A ____________ prevents accidental overfilling

A

Vapor return pipe

38
Q

_______________ is derived from other forms of fuel such as wood or coal

A

Manufactured gases

39
Q

Town gas, or ________, is mostly methane and is made by either the carbonization or the gasification of coal

40
Q

____________ is derived from biological sources, such as corn, sugarcane, soybeans, and algae

41
Q

Biofuels come in which two major categories?

A

Biodiesel and bio-alcohol

42
Q

Bio-alcohol is used primarily as a blend with ____________

43
Q

Renewable fuel made by chemically combined natural oils with an alcohol

44
Q

Biodiesel is compatible with ____________

A

Petrodiesel

45
Q

Typical biodiesel mixture B20 contains ____ biodiesel and _____ petrodiesel

46
Q

__________ fuel is pure biodiesel

47
Q

B100 biofuel contains about ____ oxygen

48
Q
  • Separates and evaporates quickly from water
  • Burnes particulate-free and releases fewer toxic emissions
  • Is an oxygenated fuel
49
Q
  • Produced from wood products, natural gas, acetylene, or other organic materials
  • Highly poisonous and dangerous to the environment
    Heavier than air and is hygroscopic
  • Referred to as wood alcohol
50
Q

Fuel methanol is normally sold as a blend of _____ methanol and ____ unleaded premium gasoline/petrol = M85

51
Q

Produced in a similar fashion to ethanol, but has characteristics similar enough to gasoline

A

Biobutenol

52
Q

Electrochemical devices that combine hydrogen and oxygen to produce water, and in the process produces electricity and heat

A

Fuel cells

53
Q

Fuel cells operate without ______________

A

Combustion

54
Q

What are the four basic elements to a fuel cell?

A
  1. Anode
  2. Cathode
  3. Electrolyte
  4. Catalyst
55
Q

Considered hybrid vehicles because they have two power sources

A

Hydrogen fuel cells

56
Q

What is Ni-Cd

A

Nickel-Cadmium

57
Q

What is NiMH

A

Nickel-Metal Hydride

58
Q

What is Li-ion

A

Lithium-ion

59
Q

These components have lower noise and gas emissions

A

Electric motors

60
Q

Electric motors have ________________ braking

A

Regenerative

61
Q

Modern/newer electric vehicles most commonly use what kind of batteries?

A

Lithium-ion

62
Q

A ___________ can cruise a limited distance without the engine running

A

Full hybrid

63
Q

A __________ runs on ICE power at all times except when stopped

A

Partial hybrid

EMS-D All Chapters Studied (11 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions