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ACM 172
AIRFRAME FUEL
49
Aviation
Undergraduate 2
08/26/2012

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Cards

Term
TYPES OF FUEL SYSTEMS (SINGLE RECIPROCATING ENGINE)
Definition

-GRAVITY FED

-PUMP FED

-FUEL INJECTED

 

Term
GRAVITY FED SYSTEM
Definition

-USED ON HIGH WING

-DOES NOT USE FUEL PUMP TO FEED THE CARBURETOR

-USUALLY HAVE TWO TANKS ONE IN EACH WING

-4 POSITION FUEL SELECTOR

-MUST BE CROSS VENTED

Term
PUMP FED SYSTEM
Definition

-USED ON LOW WING

-REQUIRE ENGINE DRIVEN FUEL PUMP & THE BOOST PUMP

-3 POSITION FUEL SELECTOR(NO BOTH CAUSE COULD PULL AIR)

-NO CROSS VENT

 

Term
FUEL INJECTED SYSTEM
Definition

-USED ON HIGH PROFORMANCE ENGINES

-PUMP CONSTANT VOLUME OR CONSTANT DISPLACEMENT

-VAPOR ELIMINATION

Term
VAPOR ELIMINATION
Definition
UNUSED FUEL IS RETURNED TO TANK FROM WHICH IT IS MOST LIKELY TO BE USED FIRST
Term
MULTI RECIPROCATING ENGINE
Definition

-EACH ENGINE MUST HAVE ONE PUMP AND ONE BOOST PUMP

-CROSS FEED

Term
OIL DILUTION
Definition
THIN THE OIL FOR COLD WEATHER START
Term
BIGGEST DIFFERENCE BETWEEN RECIP. AND TURBINE AIRCRAFT
Definition
QUANTITY OF FUEL FLOW
Term
CROSS FEED
Definition
ABILITY TO CROSS FEED BETWEEN TANKS AND ENGINES
Term

TURBINE

FUELING

Definition
SINGLE POINT FUELING MANIFOLD
Term

TURBINE

DEFUELING

Definition
PUMP OFF WITH BOOST PUMP OR BY SIPHONING OFF WITH TRUCK
Term

TURBINE

JETTISONING

Definition

TAKE OFF WEIGHT IS HIGHER THAN LANDING WT.

WAY TO DUMP FUEL

Term
DUMP VALVE
Definition
DUMPED IN FLIGHT
Term

HELICOPTER

TURBINE POWERED

Definition

1 TANK

2 FILTERS

2 PUMPS

Term
FUEL SYSTEM COMPONENTS
Definition

-FUEL TANK

-FUEL FILLER CAP

-FUEL LINE AND PLUMPING

-FUEL VALVES

-FUEL PUMP

-FUEL FILTERS

Term
FUEL TANKS
Definition

-HAVE SUMP AND A DRAIN

-VENTED

-BAFFLES

-FLAPPERS OR CHECK VALVE

Term
TYPES OF FUEL TANKS
Definition

-RIGID

-BLADDER

-INTEGRAL

Term
RIGID TANK
Definition

BENT INTO SHAPE AND SOLDERED AT THE SEAMS

-ALUMINUM OR STEEL

-STRAPPED IN

-LIMITATION SPACE AND WT.

Term
BLADDER TANK
Definition

NEOPRENE IMPREGNATED CLOTH

-SNAPPED INTO PLACE

PATCH LEAKS LIKE TIRE

Term
ADVANTAGES OF BLADDER TANK
Definition
-RELATIVELY LIGHT AND LEAK FREE
Term
DISADVANTAGES OF BLADDER TANK
Definition

REQUIRE LARGE PORTION OF THE WING

CAN NOT DRY OUT

Term
INTEGRAL TANK
Definition

SEAL OFF RIBS OF WING AND STORE FUEL BETWEEN RIBS

-UTILIZATION OF WT. AND SPACE

Term
LIMITATIONS OF INTREGRAL TANKS
Definition
SUBJECTED TO LEAKS ALL PARTS MUST BE SEALED
Term
FILLER CAPS
Definition

-LOCKING CAPS

-LIGHTING SAFE

-NON-SIPHONING

Term
FUEL LINES AND PLUMBING
Definition

RIGID- ALUMINUM ALLOY OR SS

FLEXIBLE-RUBBER OR TEFLON

 

Term
FLEXIBLE HOSE
Definition

DON'T TWIST

STRAIGHT LAY LINE

Term
TYPES OF FUEL VALVES
Definition

-HAND OPERATED

-MOTOR OPERATED

-SOLENOID OPERATED

Term

HAND OPERATED FUEL VALVE

2 TYPES

Definition

-POPPET

-CONE

Term

MOTOR OPERATED VALVE

2 TYPES

Definition

-DRUM

-GATE

Term
FUEL PUMPS
Definition
SUPPLY FUEL PRESSURE TO THE ENGINE
Term

TYPES OF FUEL PUMPS

4 TYPES

Definition

-HAND OPERATED WOBBLE

-CENTRIFUGAL

-ELECTRIC PULSATING

-VANE TYPE

Term
EJECTORS
Definition

TRANSFER FUEL FROM THE MAIN TANK TO THE BOOST PUMP SUMP

-VENTURI PRICIPLE

Term
ELECTRIC PULSATING PUMP
Definition
- IN PARALLEL SO NO NEED FOR BY PASS VALVE
Term
VANE TYPE PUMP
Definition

-MOVES MORE FUEL THAN NEEDED

-SO REQUIRES A BY PASS VALVE

Term

FUEL FILTERS

2 TYPES

Definition

SCREENS AND STRAINERS

SUMPS

Term

SCREENS AND STRAINERS

REMOVE

Definition
REMOVE SOLID CONTAMINATES
Term

SUMPS

REMOVE

Definition

LIQUID CONTAMINATE

LOCATED AT LOWEST POINT IN TANK

Term

FUEL HEATING AND ICE PREVENTION

ARE USED ON WHICH AC

Definition
HIGH FLYING TURBINE AC
Term
WAY IS FUEL HEATED
Definition
ICE CRYSTALS CAN FORM IN THE FUEL STRAINER AND BLOCK FUEL FLOW 
Term
HOW IS FUEL HEATED
Definition
BLEED AIR OR OIL
Term

FUEL QUANTITY INDICATORS

3 TYPES

Definition

-DIRECT SEND-MAGNETIC CORK

-ELECTRICAL SEND- RATIOMETER VARIABLE RESISTOR

-CAPACITOR- MEASURES THE MASS OF THE FUEL NOT THE VOLUME

Term
FUEL FLOW METER
Definition
MEASURES FUEL CONSUMPTION OF THE ENGINE
Term
FUEL FLOW ON SMALL RECIP MEASURES
Definition
PRESSURE DROP ACROSS THE FUEL INJECTOR NOZZLES
Term
FUEL FLOW ON LARGE RECIP
Definition

VANE TYPE USES AUTOSYN TRANSMITTER

IS ONLY A APROXIMATE

Term
TURBINE ENGINES FUEL FLOW
Definition

COMPENSATE FOR CHANGES IN DENSITY OF FUEL

MOST ACCURATE AND COMPLICATED

Term
FUEL TEMPERATURE GAGES
Definition

- MEASURES TEMP OF FUEL

-MORE CRITICAL ON TURBINE ENGINES

Term
FUEL PRESSURE GAGES
Definition
-DETERMINE IF ENGINE IS GETTING ADEQUATE SUPPLY OF FUEL
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