Ag Power Units Test 2

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What is a compression ignition engine also known as?

Diesel engine
What does a compression ignition engine have instead of spark plugs?

an injector
What does diesel create when it is burned?
- water
- carbon
- heat
When diesel inefficiently combusts, what is created?
- carbon monoxide
- soot
- clogs engine
- PCA/benzines
What can be used to help diesel engine start in cold weather?
- ether
- coolant/lubricant heaters
- battery heaters
- glow plugs
What are the strokes in a 2-stroke engine?
- intake & compression
- power & exhaust
What are 3 types of forced air induction?
- turbocharging
- supercharging
- RAM air
Whats the advantage of forced induction?

gets more air in the air/fuel mixture
3 uses of forced induction

airplanes, hot rods, racecars
What is scavenging?

efficiently cleans out burnt air & fuel out of the cylinder by forcing it out
strokes in a 4 stroke
- intake
- compression
- power
- exhaust
Functions of a carbuerator?
- mixes fuel and air
- meters fuel
- controls air flow
how are carbuerators classified?
- barrels
- CFMs (size)
- fuel type
What is the Venturi?
- where air horn bottlenecks
- creates a vaccuum by lowering air pressure and increasing air speed
What does the Choke Valve do?

controls amount of air let into the carbuerator
What does the Throttle Valve do?

controls engine speed
Types of small engine carbuerators
- float
- suction
- pulsating suction
- diaphragm
physical difference of fuel injection and carbueration
- carbueration has a carbuerator
- fuel injection has a throttle body
types of fuel injection and their injectors
- Direct- in combustion chamber
- Throttle Body- on throttle body
- Multi Port- on intake manifold over each cylinder
takes electric energy and converts it into kinetic energy

motor
fuel is burned outside of the engine

external combustion
In 1862 who was the first man to buy and sell 4-cycle engines?

Nikoulas Otto
What company released the first tractor the Fordson?

Ford
Diesel demonstrates his engine using what type of biodiesel?

Peanut Oil
the push or pull of one body on another

force
twisting force that tends to cause rotational acceleration of an object

torque
how quickly work can be done

power
HorsePower was created by

James Watt
What measures horsepower?

Dynamometer
what type of stroke is not an engine stroke

carbuerator stroke
intake valve is open on

all the above
what stroke causes combustion

power stroke
valves are both closed in which strokes?

power and compression
what is not a 2-stroke

lawnmower

Author

Anonymous

203915

Card Set

Ag Power Units Test 2

Description

Test 2

Updated

2013-02-27T23:53:38Z

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