Week 4, Chapter 64 - Alternate Fuel Systems

Question 1

What are the “3E” causes?

Answer 1

• Energy Security
• Environmental Concerns
• Economy

Question 2

What does FCV mean?

Answer 2

Fuel Cell Vehicle

Question 3

What is the EPAct92?

Answer 3

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

Question 4

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

Answer 4

Pollution

Question 5

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

Answer 5

Photochemical smog

Question 6

TLEV

Answer 6

Transitional Low-Emission Vehicle

Question 7

LEV

Answer 7

Low-Emission Vehicle

Question 8

ULEV

Answer 8

Ultra-Low-Emission Vehicle

Question 9

SULEV

Answer 9

Super-Ultra-Low-Emission Vehicle

Question 10

PZEV

Answer 10

Partial Zero-Emission Vehicle

Question 11

ZEV

Answer 11

Zero-Emission Vehicle

Question 12

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

Answer 12

Operating cost; Pollution

Question 13

________________________ may replace the use of liquid fuel altogether

Answer 13

Compressed natural gas (CNG)

Question 14

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

Answer 14

Propane

Question 15

Complicated to design, costly to manufacture, and heavier tanks

Answer 15

LPG Fuel Storage Tanks

Question 16

What are the two types of LPG storage containers?

Answer 16

Portable universal cylinders and permanently mounted tanks

Question 17

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

Answer 17

Portable cylinders

Question 18

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

Answer 18

Permanently mounted tanks

Question 19

LPG tanks are usually made of what?

Answer 19

Heavy-gauge steel

Question 20

The LPG tank is __________ filled to capacity

Answer 20

Never

Question 21

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

Answer 21

80%

Question 22

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

Answer 22

Natural gas

Question 23

Methane has an octane number of what?

Answer 23

125 RON

Question 24

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

Answer 24

Mercaptan

Question 25

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

Answer 25

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

Question 26

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

Answer 26

Compressed Natural Gas Vehicles (CNGV)

Question 27

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

Answer 27

100 PSI

Question 28

CNGV exhaust is more __________ because it is more humid

Answer 28

Visible

Question 29

What are type 1 CNG cylinders made of?

Answer 29

Steel

Question 30

What are type 2 CNG cylinders made of?

Answer 30

Aluminum

Question 31

What are type 3 CNG cylinders made of?

Answer 31

Combination of approved metals

Question 32

What are type 4 CNG cylinders made of?

Answer 32

Carbon composite material

Question 33

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

Answer 33

Pressure relief device

Question 34

Liquified natural gas has to be cooled to _______

Answer 34

-263.2°F

Question 35

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

Answer 35

Float-type

Question 36

____ systems usually circulate engine coolant through the final regulator

Answer 36

LNG

Question 37

A ____________ prevents accidental overfilling

Answer 37

Vapor return pipe

Question 38

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

Answer 38

Manufactured gases

Question 39

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

Answer 39

coal gas

Question 40

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

Answer 40

Biofuels

Question 41

Biofuels come in which two major categories?

Answer 41

Biodiesel and bio-alcohol

Question 42

Bio-alcohol is used primarily as a blend with ____________

Answer 42

Gasoline

Question 43

Renewable fuel made by chemically combined natural oils with an alcohol

Answer 43

Biodiesel

Question 44

Biodiesel is compatible with ____________

Answer 44

Petrodiesel

Question 45

Typical biodiesel mixture B20 contains ____ biodiesel and _____ petrodiesel

Answer 45

20%, 80%

Question 46

__________ fuel is pure biodiesel

Answer 46

B100

Question 47

B100 biofuel contains about ____ oxygen

Answer 47

11%

Question 48

- Separates and evaporates quickly from water - Burnes particulate-free and releases fewer toxic emissions - Is an oxygenated fuel

Answer 48

Ethanol

Question 49

- 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

Answer 49

Methanol

Question 50

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

Answer 50

85%, 15%

Question 51

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

Answer 51

Biobutenol

Question 52

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

Answer 52

Fuel cells

Question 53

Fuel cells operate without ______________

Answer 53

Combustion

Question 54

What are the four basic elements to a fuel cell?

Answer 54

1. Anode 2. Cathode 3. Electrolyte 4. Catalyst

Question 55

Considered hybrid vehicles because they have two power sources

Answer 55

Hydrogen fuel cells

Question 56

What is Ni-Cd

Answer 56

Nickel-Cadmium

Question 57

What is NiMH

Answer 57

Nickel-Metal Hydride

Question 58

What is Li-ion

Answer 58

Lithium-ion

Question 59

These components have lower noise and gas emissions

Answer 59

Electric motors

Question 60

Electric motors have ________________ braking

Answer 60

Regenerative

Question 61

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

Answer 61

Lithium-ion

Question 62

A ___________ can cruise a limited distance without the engine running

Answer 62

Full hybrid

Question 63

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

Answer 63

Partial hybrid