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Engine efficiency

Index Engine efficiency

Engine efficiency of thermal engines is the relationship between the total energy contained in the fuel, and the amount of energy used to perform useful work. [1]

86 relations: Air pollution, Alternator, Atchison, Topeka and Santa Fe Railway, Atkinson cycle, Atmosphere of Earth, Atmospheric chemistry, Bourke engine, Brake specific fuel consumption, Brayton cycle, Camshaft, Carbon dioxide, Carbon monoxide, Centrifugal governor, Cetane number, Chrysler, Chrysler Turbine Car, Circulator pump, Combined cycle, Combustion, Compound engine, Compression ratio, Compressor, Corliss steam engine, Critical point (thermodynamics), Diesel cycle, Diesel engine, Diesel fuel, Energy, Engine, Engine knocking, Exhaust system, External combustion engine, Fossil fuel power station, Friction, Fuel, Fuel efficiency, Gas turbine, Gasoline, Gasoline direct injection, General Motors, Heat engine, Hydrocarbon, Inertia, Internal combustion engine, James Watt, John Smeaton, Lean-burn, Machine tool, MAN Diesel, Miller cycle, ..., Mitsubishi Heavy Industries, Newcomen atmospheric engine, Nitrogen, Nitrogen oxide, Nitromethane, Nitrous oxide, NOx, Octane rating, Oliver Evans, Otto cycle, Oxygen, Petrol engine, Poppet valve, Rankine cycle, Redline, Revolutions per minute, Richard Trevithick, Rover (marque), Simple cycle combustion turbine, Steam engine, Steam turbine, Stirling cycle, Stirling engine, Stoichiometry, Supercharger, Thermal efficiency, Thermodynamics, Thomas Newcomen, Timeline of steam power, Toyota, Turbocharger, Uniflow steam engine, Variable displacement, Water vapor, Work (physics), Zachariah Allen. Expand index (36 more) »

Air pollution

Air pollution occurs when harmful or excessive quantities of substances including gases, particulates, and biological molecules are introduced into Earth's atmosphere.

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Alternator

An alternator is an electrical generator that converts mechanical energy to electrical energy in the form of alternating current.

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Atchison, Topeka and Santa Fe Railway

The Atchison, Topeka and Santa Fe Railway, often referred to as the Santa Fe or AT&SF, was one of the larger railroads in the United States.

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Atkinson cycle

The Atkinson-cycle engine is a type of internal combustion engine invented by James Atkinson in 1882.

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Atmosphere of Earth

The atmosphere of Earth is the layer of gases, commonly known as air, that surrounds the planet Earth and is retained by Earth's gravity.

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Atmospheric chemistry

Atmospheric chemistry is a branch of atmospheric science in which the chemistry of the Earth's atmosphere and that of other planets is studied.

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Bourke engine

The Bourke engine was an attempt to improve the two-stroke engine by Russell Bourke in the 1920s.

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Brake specific fuel consumption

Brake specific fuel consumption (BSFC) is a measure of the fuel efficiency of any prime mover that burns fuel and produces rotational, or shaft power.

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Brayton cycle

The Brayton cycle is a thermodynamic cycle named after George Brayton who describes the workings of a constant-pressure heat engine.

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Camshaft

A camshaft is a shaft to which a cam is fastened or of which a cam forms an integral part.

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Carbon dioxide

Carbon dioxide (chemical formula) is a colorless gas with a density about 60% higher than that of dry air.

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Carbon monoxide

Carbon monoxide (CO) is a colorless, odorless, and tasteless gas that is slightly less dense than air.

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Centrifugal governor

A centrifugal governor is a specific type of governor with a feedback system that controls the speed of an engine by regulating the amount of fuel (or working fluid) admitted, so as to maintain a near-constant speed, irrespective of the load or fuel-supply conditions.

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Cetane number

Cetane number (cetane rating) is an indicator of the combustion speed of diesel fuel and compression needed for ignition.

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Chrysler

Fiat Chrysler Automobiles US LLC (commonly known as Chrysler) is the American subsidiary of Fiat Chrysler Automobiles N.V., an Italian-American automobile manufacturer registered in the Netherlands with headquarters in London, U.K., for tax purposes.

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Chrysler Turbine Car

The Chrysler Turbine Car is an automobile powered by a turbine engine which was produced by Chrysler from 1962 to 1964.

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Circulator pump

A circulator pump is a specific type of pump used to circulate gases, liquids, or slurries in a closed circuit.

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Combined cycle

In electric power generation a combined cycle is an assembly of heat engines that work in tandem from the same source of heat, converting it into mechanical energy, which in turn usually drives electrical generators.

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Combustion

Combustion, or burning, is a high-temperature exothermic redox chemical reaction between a fuel (the reductant) and an oxidant, usually atmospheric oxygen, that produces oxidized, often gaseous products, in a mixture termed as smoke.

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Compound engine

A compound engine is an engine that has more than one stage for recovering energy from the same working fluid, with the exhaust from the first stage passing through the second stage, and in some cases then on to another subsequent stage or even stages.

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Compression ratio

The static compression ratio of an internal combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion chamber from its largest capacity to its smallest capacity.

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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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Corliss steam engine

A Corliss steam engine (or Corliss engine) is a steam engine, fitted with rotary valves and with variable valve timing patented in 1849, invented by and named after the American engineer George Henry Corliss of Providence, Rhode Island.

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Critical point (thermodynamics)

In thermodynamics, a critical point (or critical state) is the end point of a phase equilibrium curve.

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Diesel cycle

The Diesel cycle is a combustion process of a reciprocating internal combustion engine.

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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 fuel

Diesel fuel in general is any liquid fuel used in diesel engines, whose fuel ignition takes place, without any spark, as a result of compression of the inlet air mixture and then injection of fuel.

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Energy

In physics, energy is the quantitative property that must be transferred to an object in order to perform work on, or to heat, the object.

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Engine

An engine or motor is a machine designed to convert one form of energy into mechanical energy.

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Engine knocking

Knocking (also knock,, spark knock, pinging or pinking) in spark-ignition internal combustion engines occurs when combustion of some of the air/fuel mixture in the cylinder does not result from propagation of the flame front ignited by the spark plug, but one or more pockets of air/fuel mixture explode outside the envelope of the normal combustion front.

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Exhaust system

An exhaust system is usually piping used to guide reaction exhaust gases away from a controlled combustion inside an engine or stove.

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External combustion engine

An external combustion engine (EC engine) is a heat engine where a working fluid, contained internally, is heated by combustion in an external source, through the engine wall or a heat exchanger.

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Fossil fuel power station

A fossil fuel power station is a power station which burns a fossil fuel such as coal, natural gas, or petroleum to produce electricity.

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Friction

Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other.

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Fuel

A fuel is any material that can be made to react with other substances so that it releases energy as heat energy or to be used for work.

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Fuel efficiency

Fuel efficiency is a form of thermal efficiency, meaning the ratio from effort to result of a process that converts chemical potential energy contained in a carrier (fuel) into kinetic energy or work.

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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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Gasoline

Gasoline (American English), or petrol (British English), is a transparent, petroleum-derived liquid that is used primarily as a fuel in spark-ignited internal combustion engines.

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Gasoline direct injection

In non-diesel internal combustion engines, gasoline direct injection (GDI), also known as petrol direct injection, direct petrol injection, spark-ignited direct injection (SIDI) and fuel-stratified injection (FSI), is a variant of fuel injection employed in modern two-stroke and four-stroke gasoline engines.

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General Motors

General Motors Company, commonly referred to as General Motors (GM), is an American multinational corporation headquartered in Detroit that designs, manufactures, markets, and distributes vehicles and vehicle parts, and sells financial services.

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Heat engine

In thermodynamics, a heat engine is a system that converts heat or thermal energy—and chemical energy—to mechanical energy, which can then be used to do mechanical work.

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Hydrocarbon

In organic chemistry, a hydrocarbon is an organic compound consisting entirely of hydrogen and carbon.

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Inertia

Inertia is the resistance of any physical object to any change in its position and state of motion.

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Internal combustion engine

An internal combustion engine (ICE) is a heat engine where the combustion of a fuel occurs with an oxidizer (usually air) in a combustion chamber that is an integral part of the working fluid flow circuit.

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James Watt

James Watt (30 January 1736 (19 January 1736 OS) – 25 August 1819) was a Scottish inventor, mechanical engineer, and chemist who improved on Thomas Newcomen's 1712 Newcomen steam engine with his Watt steam engine in 1781, which was fundamental to the changes brought by the Industrial Revolution in both his native Great Britain and the rest of the world.

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John Smeaton

John Smeaton (8 June 1724 – 28 October 1792) was a British civil engineer responsible for the design of bridges, canals, harbours and lighthouses.

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Lean-burn

Lean-burn refers to the burning of fuel with an excess of air in an internal combustion engine.

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Machine tool

A machine tool is a machine for shaping or machining metal or other rigid materials, usually by cutting, boring, grinding, shearing, or other forms of deformation.

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MAN Diesel

MAN Diesel SE is a European manufacturer of large-bore diesel engines for marine propulsion systems and power plant applications.

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Miller cycle

In engineering, the Miller cycle is a thermodynamic cycle used in a type of internal combustion engine.

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Mitsubishi Heavy Industries

is a Japanese multinational engineering, electrical equipment and electronics company headquartered in Tokyo, Japan.

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Newcomen atmospheric engine

The atmospheric engine was invented by Thomas Newcomen in 1712, and is often referred to simply as a Newcomen engine.

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Nitrogen

Nitrogen is a chemical element with symbol N and atomic number 7.

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Nitrogen oxide

Nitrogen oxide may refer to a binary compound of oxygen and nitrogen, or a mixture of such compounds.

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Nitromethane

Nitromethane is an organic compound with the chemical formula.

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Nitrous oxide

Nitrous oxide, commonly known as laughing gas or nitrous, is a chemical compound, an oxide of nitrogen with the formula.

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NOx

In atmospheric chemistry, is a generic term for the nitrogen oxides that are most relevant for air pollution, namely nitric oxide (NO) and nitrogen dioxide.

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Octane rating

An octane rating, or octane number, is a standard measure of the performance of an engine or aviation fuel.

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Oliver Evans

Oliver Evans (September 13, 1755 – April 15, 1819) was an American inventor, engineer and businessman born in rural Delaware and later rooted commercially in Philadelphia.

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Otto cycle

An Otto cycle is an idealized thermodynamic cycle that describes the functioning of a typical spark ignition piston engine.

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Oxygen

Oxygen is a chemical element with symbol O and atomic number 8.

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Petrol engine

A petrol engine (known as a gasoline engine in American English) is an internal combustion engine with spark-ignition, designed to run on petrol (gasoline) and similar volatile fuels.

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Poppet valve

A poppet valve (also called mushroom valve) is a valve typically used to control the timing and quantity of gas or vapour flow into an engine.

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Rankine cycle

The Rankine cycle is a model used to predict the performance of steam turbine systems.

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Redline

Redline refers to the maximum engine speed at which an internal combustion engine or traction motor and its components are designed to operate without causing damage to the components themselves or other parts of the engine.

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Revolutions per minute

Revolutions per minute (abbreviated rpm, RPM, rev/min, r/min) is the number of turns in one minute.

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Richard Trevithick

Richard Trevithick (13 April 1771 – 22 April 1833) was a British inventor and mining engineer from Cornwall, England.

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Rover (marque)

Rover is a British automotive marque used between 1904 and 2005.

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Simple cycle combustion turbine

A Simple-Cycle Combustion Turbine (SCCT) is a type of gas turbine most frequently used in the power generation, aviation (jet engine), and oil and gas industry (electricity generation and mechanical drives).

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Steam engine

A steam engine is a heat engine that performs mechanical work using steam as its working fluid.

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Steam turbine

A steam turbine is a device that extracts thermal energy from pressurized steam and uses it to do mechanical work on a rotating output shaft.

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Stirling cycle

The Stirling cycle is a thermodynamic cycle that describes the general class of Stirling devices.

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Stirling engine

A Stirling engine is a heat engine that operates by cyclic compression and expansion of air or other gas (the working fluid) at different temperatures, such that there is a net conversion of heat energy to mechanical work.

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Stoichiometry

Stoichiometry is the calculation of reactants and products in chemical reactions.

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Supercharger

A supercharger is an air compressor that increases the pressure or density of air supplied to an internal combustion engine.

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Thermal efficiency

In thermodynamics, the thermal efficiency (\eta_ \) is a dimensionless performance measure of a device that uses thermal energy, such as an internal combustion engine, a steam turbine or a steam engine, a boiler, furnace, or a refrigerator for example.

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Thermodynamics

Thermodynamics is the branch of physics concerned with heat and temperature and their relation to energy and work.

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Thomas Newcomen

Thomas Newcomen (February 1664 – 5 August 1729) was an English inventor who created the first practical steam engine in 1712, the Newcomen atmospheric engine.

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Timeline of steam power

Steam power developed slowly over a period of several hundred years, progressing through expensive and fairly limited devices in the early 17th century, to useful pumps for mining in 1700, and then to Watt's improved steam engine designs in the late 18th century.

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Toyota

, usually shortened to Toyota, is a Japanese multinational automotive manufacturer headquartered in Toyota, Aichi, Japan.

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Turbocharger

A turbocharger, or colloquially turbo, is a turbine-driven forced induction device that increases an internal combustion engine's efficiency and power output by forcing extra air into the combustion chamber.

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Uniflow steam engine

The uniflow type of steam engine uses steam that flows in one direction only in each half of the cylinder.

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Variable displacement

Variable displacement is an automobile engine technology that allows the engine displacement to change, usually by deactivating cylinders, for improved fuel economy.

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Water vapor

No description.

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Work (physics)

In physics, a force is said to do work if, when acting, there is a displacement of the point of application in the direction of the force.

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Zachariah Allen

Zachariah Allen (September 15, 1795 – March 17, 1882) was an American textile manufacturer, scientist, lawyer, writer, inventor and civil leader from Providence, Rhode Island.

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References

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

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