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Auxiliary power unit

Index Auxiliary power unit

An auxiliary power unit (APU) is a device on a vehicle that provides energy for functions other than propulsion. [1]

113 relations: ABC Motors, Air-start system, Airbus A320neo family, Airbus A350 XWB, Airbus A380, Aircraft, Aircraft maintenance, Alternating current, Artillery tractor, Atmospheric entry, Attack aircraft, Auxiliary hydraulic system, Ballonet, Bleed air, BMC A-Series engine, BMW 003, Boeing, Boeing 727, Boeing 737 MAX, Boeing 747-8, Boeing 777, Boeing 787 Dreamliner, Boeing B-29 Superfortress, Boeing T50, Boeing T60, Bombardier CSeries, Brake, Business jet, Catalysis, Ceiling (aeronautics), Centurion (tank), Coastal class airship, Coffman engine starter, Comac C919, Competition law, Compressor, Consolidated B-24 Liberator, Copenhagen Airport, Design News, Diesel engine, Diesel locomotive, Direct current, Douglas C-47 Skytrain, Epicyclic gearing, ETOPS, Fighter aircraft, Flap (aeronautics), Flat engine, Flat twin engine, Flight control surfaces, ..., Fuel cell, Gas turbine, General Dynamics F-16 Fighting Falcon, Gimbal, Hamilton Sundstrand, Heinkel HeS 011, Helicopter, Honeywell, Hydraulic accumulator, Hydraulic machinery, Hydrazine, Infrared signature, Iridium, Irkut MC-21, Jet engine, Jet fuel, Junkers Jumo 004, Leopard 2, LTV A-7 Corsair II, M1 Abrams, M4 Sherman, Mainline (aeronautics), McDonnell Douglas F-15 Eagle, Microwave oven, Mikhail Koshkin, Narrow-body aircraft, Night fighter, Norbert Riedel, Nuremberg, Pratt & Whitney Canada, Propulsion, Ram air turbine, Redundancy (engineering), Rocket engine, Royal Navy, Safran, Safran Aircraft Engines, Semi-trailer truck, Slate (magazine), Solar vehicle, Solid oxide fuel cell, Space Shuttle, Sundstrand Corporation, Supermarine Nighthawk, Suvarnabhumi Airport, T-155 Fırtına, T-34, Tank, Television, Three-phase, Transmission (mechanics), Turboshaft, Two-stroke engine, Two-stroke oil, United States Department of Transportation, United Technologies, US Airways Flight 1549, V-twin engine, Vehicle, Victoria (motorcycle), Water, World War I, World War II. Expand index (63 more) »

ABC Motors

ABC Motors Limited (All British (Engine) Company) of Hersham, Surrey, England was a manufacturer of cars, aircraft, motor scooters, and engines for road and air.

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Air-start system

An air-start system is a power source used to provide the initial rotation to start large diesel and gas turbine engines.

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Airbus A320neo family

The Airbus A320neo family (neo for new engine option) is a development of the A320 family of narrow-body airliners produced by Airbus, the original family is renamed A320ceo, for current engine option.

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Airbus A350 XWB

The Airbus A350 XWB is a family of long-range, twin-engine wide-body jet airliners developed by European aerospace manufacturer Airbus.

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Airbus A380

The Airbus A380 is a double-deck, wide-body, four-engine jet airliner manufactured by multi-national manufacturer Airbus.

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Aircraft

An aircraft is a machine that is able to fly by gaining support from the air.

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Aircraft maintenance

Aircraft maintenance is the overhaul, repair, inspection or modification of an aircraft or aircraft component.

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Alternating current

Alternating current (AC) is an electric current which periodically reverses direction, in contrast to direct current (DC) which flows only in one direction.

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Artillery tractor

An artillery tractor, also referred to as a gun tractor, is a specialized heavy-duty form of tractor unit used to tow artillery pieces of varying weights and calibres.

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Atmospheric entry

Atmospheric entry is the movement of an object from outer space into and through the gases of an atmosphere of a planet, dwarf planet or natural satellite.

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Attack aircraft

An attack aircraft, strike aircraft, or attack bomber, is a tactical military aircraft that has a primary role of carrying out airstrikes with greater precision than bombers, and is prepared to encounter strong low-level air defenses while pressing the attack.

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Auxiliary hydraulic system

An auxiliary hydraulic system delivers pressurized hydraulic fluid from a hydraulic pump to operate auxiliary equipment or attachments.

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Ballonet

A ballonet is an air bag inside the outer envelope of an airship which, when inflated, reduces the volume available for the lifting gas, making it more dense.

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Bleed air

Bleed air produced by gas turbine engines is compressed air that is taken from the compressor stage of those engines, which is upstream of the fuel-burning sections.

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BMC A-Series engine

Austin Motor Company's small straight-4 automobile engine, the A-Series, is one of the most common in the world.

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BMW 003

The BMW 003 (full RLM designation BMW 109-003) was an early axial compressor turbojet engine produced by BMW AG in Germany during World War II.

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Boeing

The Boeing Company is an American multinational corporation that designs, manufactures, and sells airplanes, rotorcraft, rockets, satellites, and missiles worldwide.

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Boeing 727

The Boeing 727 is a midsized, narrow-body three-engined jet aircraft built by Boeing Commercial Airplanes from the early 1960s to 1984.

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Boeing 737 MAX

The Boeing 737 MAX is an American narrow-body aircraft series designed and produced by Boeing Commercial Airplanes as the fourth generation of the Boeing 737, succeeding the Boeing 737 Next Generation (NG).

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Boeing 747-8

The Boeing 747-8 is a wide-body jet airliner developed by Boeing Commercial Airplanes.

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Boeing 777

The Boeing 777 is a family of long-range wide-body twin-engine jet airliners developed and manufactured by Boeing Commercial Airplanes.

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Boeing 787 Dreamliner

The Boeing 787 Dreamliner is an American long-haul, mid-size widebody, twin-engine jet airliner made by Boeing Commercial Airplanes.

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Boeing B-29 Superfortress

The Boeing B-29 Superfortress is a four-engine propeller-driven heavy bomber designed by Boeing, which was flown primarily by the United States during World War II and the Korean War.

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Boeing T50

The Boeing T50 (company designation Model 502) was a small turboshaft engine produced by Boeing.

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Boeing T60

The Boeing T60 (company designation Model 520) was a family of small turboshaft/turboprop engines produced by Boeing, based on Boeing's earlier Model 500 gas generator and Model 502 (T50) turboshaft engines.

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Bombardier CSeries

The Bombardier CSeries or C Series is a family of narrow-body, twin-engine, medium-range jet airliners designed by Canadian manufacturer Bombardier Aerospace.

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Brake

A brake is a mechanical device that inhibits motion by absorbing energy from a moving system.

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Business jet

A business jet, private jet, or bizjet, or simply B.J., is a jet aircraft designed for transporting small groups of people.

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Catalysis

Catalysis is the increase in the rate of a chemical reaction due to the participation of an additional substance called a catalysthttp://goldbook.iupac.org/C00876.html, which is not consumed in the catalyzed reaction and can continue to act repeatedly.

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Ceiling (aeronautics)

With respect to aircraft performance, a ceiling is the maximum density altitude an aircraft can reach under a set of conditions, as determined by its flight envelope.

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Centurion (tank)

The Centurion was the primary British main battle tank of the post-Second World War period.

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Coastal class airship

The Coastal Class (often known as the C-Class or simply the 'Coastals') were a class of non-rigid airship or "blimp" used by the Royal Naval Air Service (RNAS) during World War I. The C-class blimp operated by the United States Navy after the war was a completely unrelated design.

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Coffman engine starter

The Coffman engine starter (also known as a "shotgun starter") was a starting system used on many piston engines in aircraft and armored vehicles of the 1930s and 1940s.

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Comac C919

The Comac C919 is a narrow-body twinjet airliner developed by Chinese aerospace manufacturer Comac.

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Competition law

Competition law is a law that promotes or seeks to maintain market competition by regulating anti-competitive conduct by companies.

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Compressor

A compressor is a mechanical device that increases the pressure of a gas by reducing its volume.

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Consolidated B-24 Liberator

The Consolidated B-24 Liberator is an American heavy bomber, designed by Consolidated Aircraft of San Diego, California.

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Copenhagen Airport

Copenhagen Airport, Kastrup (Københavns Lufthavn, Kastrup) is the main international airport serving Copenhagen, Denmark, the entire Zealand, the Øresund Region, and a large part of southern Sweden (not only Scania).

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Design News

Design News is a monthly US trade publication published by UBM Electronics, a division of United Business Media.

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Diesel engine

The diesel engine (also known as a compression-ignition or CI engine), named after Rudolf Diesel, is an internal combustion engine in which ignition of the fuel which is injected into the combustion chamber is caused by the elevated temperature of the air in the cylinder due to mechanical compression (adiabatic compression).

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Diesel locomotive

A diesel locomotive is a type of railway locomotive in which the prime mover is a diesel engine.

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Direct current

Direct current (DC) is the unidirectional flow of electric charge.

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Douglas C-47 Skytrain

The Douglas C-47 Skytrain or Dakota (RAF designation) is a military transport aircraft developed from the civilian Douglas DC-3 airliner.

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Epicyclic gearing

An epicyclic gear train (also known as planetary gear) consists of two gears mounted so that the center of one gear revolves around the center of the other.

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ETOPS

ETOPS is an aviation acronym for Extended Operations.

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Fighter aircraft

A fighter aircraft is a military aircraft designed primarily for air-to-air combat against other aircraft, as opposed to bombers and attack aircraft, whose main mission is to attack ground targets.

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Flap (aeronautics)

Flaps are a type of high-lift device used to increase the lift of an aircraft wing at a given airspeed.

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Flat engine

A flat engine is an internal combustion engine with horizontally-opposed cylinders.

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Flat twin engine

A flat-twin is a two-cylinder internal combustion engine with the cylinders on opposite sides of the crankshaft.

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Flight control surfaces

Aircraft flight control surfaces are aerodynamic devices allowing a pilot to adjust and control the aircraft's flight attitude.

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Fuel cell

A fuel cell is an electrochemical cell that converts the chemical energy from a fuel into electricity through an electrochemical reaction of hydrogen fuel with oxygen or another oxidizing agent.

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Gas turbine

A gas turbine, also called a combustion turbine, is a type of continuous combustion, internal combustion engine.

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General Dynamics F-16 Fighting Falcon

The General Dynamics F-16 Fighting Falcon is a single-engine supersonic multirole fighter aircraft originally developed by General Dynamics (now Lockheed Martin) for the United States Air Force (USAF).

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Gimbal

A gimbal is a pivoted support that allows the rotation of an object about a single axis.

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Hamilton Sundstrand

Hamilton Sundstrand was an American globally active corporation that manufactured and supported aerospace and industrial products for worldwide markets.

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Heinkel HeS 011

The Heinkel HeS 011 or Heinkel-Hirth 109-011 (HeS - Heinkel Strahltriebwerke) was an advanced World War II jet engine built by Heinkel-Hirth.

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Helicopter

A helicopter is a type of rotorcraft in which lift and thrust are supplied by rotors.

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Honeywell

Honeywell International Inc. is an American multinational conglomerate company that produces a variety of commercial and consumer products, engineering services and aerospace systems for a wide variety of customers, from private consumers to major corporations and governments.

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Hydraulic accumulator

A hydraulic accumulator is a pressure storage reservoir in which a non-compressible hydraulic fluid is held under pressure that is applied by an external source.

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Hydraulic machinery

Hydraulic machines are machinery and tools that use liquid fluid power to do simple work.

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Hydrazine

Hydrazine is an inorganic compound with the chemical formula (also written), called diamidogen, archaically.

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Infrared signature

The term infrared signature is used by defense scientists and the military to describe the appearance of objects to infrared sensors.

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Iridium

Iridium is a chemical element with symbol Ir and atomic number 77.

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Irkut MC-21

The Irkut MC-21 (Иркут МС-21) is a Russian single-aisle twinjet airliner, developed by the Yakovlev Design Bureau and produced by its parent Irkut, a branch of the United Aircraft Corporation (UAC).

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Jet engine

A jet engine is a type of reaction engine discharging a fast-moving jet that generates thrust by jet propulsion.

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Jet fuel

Jet fuel, aviation turbine fuel (ATF), or avtur, is a type of aviation fuel designed for use in aircraft powered by gas-turbine engines.

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Junkers Jumo 004

The Junkers Jumo 004, was the world's first production turbojet engine in operational use, and the first successful axial compressor turbojet engine.

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Leopard 2

The Leopard 2 is a main battle tank developed by Krauss-Maffei in the 1970s for the West German Army.

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LTV A-7 Corsair II

The LTV A-7 Corsair II is an American carrier-capable subsonic light attack aircraft manufactured by Ling-Temco-Vought (LTV) to replace the Douglas A-4 Skyhawk.

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M1 Abrams

The M1 Abrams is an American third-generation main battle tank named for General Creighton Abrams.

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M4 Sherman

The M4 Sherman, officially Medium Tank, M4, was the most widely used medium tank by the United States and Western Allies in World War II.

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Mainline (aeronautics)

A mainline flight is a flight operated by an airline's main operating unit, rather than by regional alliances, regional code-shares, regional subsidiaries, or wholly owned subsidiaries offering low-cost operations.

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McDonnell Douglas F-15 Eagle

The McDonnell Douglas F-15 Eagle is an American twin-engine, all-weather tactical fighter aircraft designed by McDonnell Douglas (now Boeing) to gain and maintain air supremacy in all aspects of aerial combat.

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Microwave oven

A microwave oven (also commonly referred to as a microwave) is an electric oven that heats and cooks food by exposing it to electromagnetic radiation in the microwave frequency range.

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Mikhail Koshkin

Mikhail Ilyich Koshkin (Russian: Михаил Ильич Кошкин, Ukrainian: Михайло Ілліч Кошкін, Mykhaylo Illich Koshkin, 3 December 1898, Brynchagi, Yaroslavl Oblast – 26 September 1940) was a Soviet tank designer, chief designer of the famous T-34 medium tank.

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Narrow-body aircraft

A narrow-body aircraft or single-aisle aircraft is an airliner arranged along a single aisle permitting up to 6-abreast seating in a cabin below of width.

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Night fighter

A night fighter (also known as all-weather fighter or all-weather interceptor for a period of time post-World War II) is a fighter aircraft adapted for use at night or in other times of bad visibility.

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Norbert Riedel

Norbert Riedel (* 1 April 1912 in Jägerndorf, Sudetenland, then Austria-Hungary; † 24 February 1963 in Zürs am Arlberg, Austria) was an engineer and entrepreneur.

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Nuremberg

Nuremberg (Nürnberg) is a city on the river Pegnitz and on the Rhine–Main–Danube Canal in the German state of Bavaria, in the administrative region of Middle Franconia, about north of Munich.

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Pratt & Whitney Canada

Pratt & Whitney Canada (PWC or P&WC) is a Canada-based aircraft engine manufacturer.

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Propulsion

Propulsion means to push forward or drive an object forward.

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Ram air turbine

A ram air turbine (RAT) is a small wind turbine that is connected to a hydraulic pump, or electrical generator, installed in an aircraft and used as a power source.

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Redundancy (engineering)

In engineering, redundancy is the duplication of critical components or functions of a system with the intention of increasing reliability of the system, usually in the form of a backup or fail-safe, or to improve actual system performance, such as in the case of GNSS receivers, or multi-threaded computer processing.

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Rocket engine

A rocket engine uses stored rocket propellant mass for forming its high-speed propulsive jet.

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Royal Navy

The Royal Navy (RN) is the United Kingdom's naval warfare force.

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Safran

Safran S.A. is a French multinational aircraft engine, rocket engine, aerospace-component and defense company.

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Safran Aircraft Engines

Safran Aircraft Engines (previously Snecma) is a French aerospace engine manufacturer headquartered in Courcouronnes, France.

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Semi-trailer truck

A semi-trailer truck (more commonly semi truck or simply "semi") is the combination of a tractor unit and one or more semi-trailers to carry freight.

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Slate (magazine)

Slate is an online magazine that covers current affairs, politics, and culture in the United States from a liberal perspective.

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Solar vehicle

A solar vehicle is an electric vehicle powered completely or significantly by direct solar energy.

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Solid oxide fuel cell

A solid oxide fuel cell (or SOFC) is an electrochemical conversion device that produces electricity directly from oxidizing a fuel.

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Space Shuttle

The Space Shuttle was a partially reusable low Earth orbital spacecraft system operated by the U.S. National Aeronautics and Space Administration (NASA), as part of the Space Shuttle program.

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Sundstrand Corporation

Sundstrand Corporation was founded in 1926 as a merger of the Rockford Tool Company and Rockford Milling Machine Company in Rockford, Illinois.

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Supermarine Nighthawk

The P.B.31E Nighthawk, the first project of the Pemberton-Billing operation after it became Supermarine Aviation Works Ltd., was a prototype anti-Zeppelin fighter with a crew of three to five and an intended endurance of 9–18 hours.

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Suvarnabhumi Airport

Suvarnabhumi Airport, also known unofficially as Bangkok Airport, is one of two international airports serving Bangkok, Thailand.

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T-155 Fırtına

T-155 Fırtına (Storm) is a Turkish 155mm self-propelled howitzer based on the K9 Thunder by Samsung Techwin.

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T-34

The T-34 is a Soviet medium tank that had a profound and lasting effect on the field of tank design.

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Tank

A tank is an armoured fighting vehicle designed for front-line combat, with heavy firepower, strong armour, tracks and a powerful engine providing good battlefield maneuverability.

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Television

Television (TV) is a telecommunication medium used for transmitting moving images in monochrome (black and white), or in colour, and in two or three dimensions and sound.

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Three-phase

In electrical engineering, three-phase electric power systems have at least three conductors carrying alternating current voltages that are offset in time by one-third of the period.

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Transmission (mechanics)

A transmission is a machine in a power transmission system, which provides controlled application of the power.

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Turboshaft

A turboshaft engine is a form of gas turbine that is optimized to produce shaft power rather than jet thrust.

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Two-stroke engine

A two-stroke (or two-cycle) engine is a type of internal combustion engine which completes a power cycle with two strokes (up and down movements) of the piston during only one crankshaft revolution.

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Two-stroke oil

Two-stroke oil (also referred to as two-cycle oil, 2-cycle oil, 2T oil, 2-stroke oil or petroil) is a special type of motor oil intended for use in crankcase compression two-stroke engines.

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United States Department of Transportation

The United States Department of Transportation (USDOT or DOT) is a federal Cabinet department of the U.S. government concerned with transportation.

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United Technologies

United Technologies Corporation (UTC) is an American multinational conglomerate headquartered in Farmington, Connecticut.

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US Airways Flight 1549

US Airways Flight 1549 was an Airbus A320-214 which, in the climbout after takeoff from New York City's LaGuardia Airport on January 15, 2009, struck a flock of Canada geese just northeast of the George Washington Bridge and consequently lost all engine power.

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V-twin engine

A V-twin engine, also called a V2 engine, is a two-cylinder internal combustion engine where the cylinders are arranged in a V configuration.

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Vehicle

A vehicle (from vehiculum) is a machine that transports people or cargo.

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Victoria (motorcycle)

Victoria was a bicycle manufacturer in Nürnberg, Germany that made motorcycles from about 1901 until 1966.

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Water

Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.

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World War I

World War I (often abbreviated as WWI or WW1), also known as the First World War, the Great War, or the War to End All Wars, was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918.

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World War II

World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although conflicts reflecting the ideological clash between what would become the Allied and Axis blocs began earlier.

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Auxiliary Power Unit, Emergency Power Unit, Emergency power unit, Jet fuel starter, Truck APU(Auxiliary Power System).

References

[1] https://en.wikipedia.org/wiki/Auxiliary_power_unit

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