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Steam engine

Index Steam engine

A steam engine is a heat engine that performs mechanical work using steam as its working fluid. [1]

221 relations: Abercynon, Adiabatic process, Admiralty, Advanced steam technology, Aeolipile, Ahmad Y. al-Hassan, Arthur Woolf, Atmospheric pressure, BBC, Beam engine, Beauchamp Tower, Bento de Moura Portugal, Binary cycle, Biomass, Boiler, Boiler explosion, Boiling liquid expanding vapor explosion, Boulton and Watt, Bushel, Cam, Car, Carnot cycle, Catch Me Who Can, Centrifugal governor, Centrifugal pump, Cogeneration, Combined cycle, Combustion chamber, Compound locomotive, Compound steam engine, Compressed air, Condensation, Connecting rod, Cooling tower, Corliss steam engine, Cornish engine, Creep (deformation), Critical point (thermodynamics), Cutoff (steam engine), Cylinder (engine), Denis Papin, District heating, DR Class 52.80, Dreadnought, East Germany, Economizer, Egypt (Roman province), Electric generator, Electric motor, Electric power, ..., Electricity generation, Expansion valve (steam engine), External combustion engine, Fire engine, Fire-tube boiler, Firebox (steam engine), Flywheel, Foot-pound (energy), Fossil fuel power station, Furnace, Fusible plug, Gas turbine, Geared steam locomotive, George Stephenson, Geothermal energy, Geothermal gradient, Giovanni Branca, GNR Class N2, Governor (device), Great Eastern Railway, Heat engine, Heat exchanger, Hero of Alexandria, High-test peroxide, History of steam road vehicles, Horsepower, Huguenots, Industrial railway, Industrial Revolution, Injector, Internal combustion engine, Isobaric process, Isothermal process, Italy, Jacob Leupold, James Rumsey, James Watt, Jerónimo de Ayanz y Beaumont, John Fitch (inventor), John Smeaton, Joseph Black, Joy valve gear, Latent heat, Lead, Lean's Engine Reporter, Liberty ship, List of locomotives in China, List of steam fairs, List of steam museums, List of steam technology patents, Live steam, Liverpool and Manchester Railway, LMS Turbomotive, Loading gauge, Locomotion No. 1, Machine, Matthew Murray, McGraw-Hill Education, Mercury (element), Mercury vapour turbine, Merthyr Tydfil, Middleton Railway, Model steam engine, Motorcycle, Newcomen atmospheric engine, Nuclear marine propulsion, Nuclear power, Nuclear reactor, Ocean liner, Oliver Evans, Olympic-class ocean liner, Ottoman Egypt, Penydarren, Pile driver, Piston, Pistonless rotary engine, Polymath, Poppet valve, Portable engine, Power loom, Power station, Power-to-weight ratio, Pressure, Pressure measurement, Pressure vessel, Primary energy, Pumping station, Quasiturbine, Rack and pinion, Rail transport, Rainhill Trials, Rankine cycle, Reciprocating engine, Reciprocating motion, Richard Trevithick, Rotary valve, Rotation, Rotisserie, Royal Navy, Rumford Medal, Safety valve, Salamanca (locomotive), Salomon de Caus, Scotland, Sheringham, Sight glass, Solar energy, Solar power, Solar thermal energy, Spanish Empire, Stanley Motor Carriage Company, Stationary steam engine, Steam, Steam aircraft, Steam car, Steam digester, Steam engine, Steam hammer, Steam locomotive, Steam power during the Industrial Revolution, Steam turbine, Steam turbine locomotive, Steamboat, Stephenson valve gear, Stephenson's Rocket, Still engine, Stockton and Darlington Railway, Stroke (engine), Superheated steam, Superheater, Superheating, Surface condenser, Sweden, Taqi ad-Din Muhammad ibn Ma'ruf, Temperature, Temperature vs. specific entropy diagram, Thermal expansion, Thermodynamics, Thomas Newcomen, Thomas Savery, Timeline of steam power, Traction engine, Tractor, Trip valve gear, Trunnion, Turbine, Turbinia, Turbo generator, Turbo-electric transmission, United Kingdom of Great Britain and Ireland, University of Aleppo, V-2 rocket, Vacuum, Valve gear, Vauclain compound, Vitruvius, Wales, Walschaerts valve gear, Wankel engine, Waste heat, Water, Water wheel, Water-tube boiler, Watt steam engine, William John Macquorn Rankine, William Murdoch, Wood fuel, Work (physics), Working fluid, World War I, World War II. Expand index (171 more) »


Abercynon, is a village and community (and electoral ward) in the Cynon Valley within the unitary authority of Rhondda Cynon Taf, Wales.

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Adiabatic process

In thermodynamics, an adiabatic process is one that occurs without transfer of heat or matter between a thermodynamic system and its surroundings.

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The Admiralty, originally known as the Office of the Admiralty and Marine Affairs, was the government department responsible for the command of the Royal Navy firstly in the Kingdom of England, secondly in the Kingdom of Great Britain, and from 1801 to 1964, the United Kingdom and former British Empire.

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Advanced steam technology

Advanced steam technology (sometimes known as Modern Steam) reflects an approach to the technical development of the steam engine intended for a wider variety of applications than has recently been the case.

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An aeolipile (or aeolipyle, or eolipile), also known as a Hero's engine, is a simple bladeless radial steam turbine which spins when the central water container is heated.

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Ahmad Y. al-Hassan

Ahmad Yousef Al-Hassan (أحمد يوسف الحسن) (June 25, 1925 – April 28, 2012) was a Palestinian/Syrian/Canadian historian of Arabic and Islamic science and technology, educated in Jerusalem, Cairo, and London with a PhD in Mechanical engineering from University College London.

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Arthur Woolf

Arthur Woolf (1766, Camborne, Cornwall – 16 October 1837, Guernsey) was a Cornish engineer, most famous for inventing a high-pressure compound steam engine.

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Atmospheric pressure

Atmospheric pressure, sometimes also called barometric pressure, is the pressure within the atmosphere of Earth (or that of another planet).

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The British Broadcasting Corporation (BBC) is a British public service broadcaster.

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Beam engine

A beam engine is a type of steam engine where a pivoted overhead beam is used to apply the force from a vertical piston to a vertical connecting rod.

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Beauchamp Tower

Beauchamp Tower (13 January 1845 – 31 December 1904) was an English inventor and railway engineer who is chiefly known for his discovery of full-film or hydrodynamic lubrication.

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Bento de Moura Portugal

Bento de Moura Portugal (21 March 1702 – 27 January 1766)José Joaquim Simões de Paiva e Figueiredo (ed.), Inventos e vários planos de melhoramento para este reino: escriptos nas prisões da junqueira por Bento de Moura Portugal, Coimbra, 1821, was a Portuguese aristocrat, a Knight of the Order of Christ, and a scientist best known for his improvements to Thomas Savery's steam engine.

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Binary cycle

A binary cycle power plant is a type of geothermal power plant that allows cooler geothermal reservoirs to be used than is necessary for dry steam and flash steam plants.

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Biomass is an industry term for getting energy by burning wood, and other organic matter.

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A boiler is a closed vessel in which fluid (generally water) is heated.

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Boiler explosion

A boiler explosion is a catastrophic failure of a boiler.

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Boiling liquid expanding vapor explosion

A boiling liquid expanding vapor explosion (BLEVE) is an explosion caused by the rupture of a vessel containing a pressurized liquid that has reached temperatures above its boiling point.

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Boulton and Watt

* Boulton & Watt was an early British engineering and manufacturing firm in the business of designing and making marine and stationary steam engines.

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A bushel (abbreviation: bsh. or bu.) is an imperial and US customary unit of weight or mass based upon an earlier measure of dry capacity.

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A cam is a rotating or sliding piece in a mechanical linkage used especially in transforming rotary motion into linear motion.

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A car (or automobile) is a wheeled motor vehicle used for transportation.

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Carnot cycle

The Carnot cycle is a theoretical thermodynamic cycle proposed by French physicist Sadi Carnot in 1824 and expanded upon by others in the 1830s and 1840s.

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Catch Me Who Can

Catch Me Who Can was the fourth and last steam railway locomotive created by the inventor and mining engineer Richard Trevithick.

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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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Centrifugal pump

Centrifugal pumps are a sub-class of dynamic axisymmetric work-absorbing turbomachinery.

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Cogeneration or combined heat and power (CHP) is the use of a heat engine or power station to generate electricity and useful heat at the same time.

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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 chamber

A combustion chamber is that part of an internal combustion engine (ICE) in which the fuel/air mix is burned.

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Compound locomotive

A compound locomotive is a steam locomotive which is powered by a compound engine, a type of steam engine where steam is expanded in two or more stages.

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Compound steam engine

A compound steam engine unit is a type of steam engine where steam is expanded in two or more stages.

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Compressed air

Compressed air is air kept under a pressure that is greater than atmospheric pressure.

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Condensation is the change of the physical state of matter from gas phase into liquid phase, and is the reverse of vapourisation.

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Connecting rod

A connecting rod is a shaft which connects a piston to a crank or crankshaft in a reciprocating engine.

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Cooling tower

A cooling tower is a heat rejection device that rejects waste heat to the atmosphere through the cooling of a water stream to a lower temperature.

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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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Cornish engine

A Cornish engine is a type of steam engine developed in Cornwall, England, mainly for pumping water from a mine.

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Creep (deformation)

In materials science, creep (sometimes called cold flow) is the tendency of a solid material to move slowly or deform permanently under the influence of mechanical stresses.

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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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Cutoff (steam engine)

In a steam engine, cutoff is the point in the piston stroke at which the inlet valve is closed.

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Cylinder (engine)

A cylinder is the central working part of a reciprocating engine or pump, the space in which a piston travels.

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Denis Papin

Denis Papin FRS (22 August 1647 – 26 August 1713) was a French physicist, mathematician and inventor, best known for his pioneering invention of the steam digester, the forerunner of the pressure cooker and of the steam engine.

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District heating

District heating (also known as heat networks or teleheating) is a system for distributing heat generated in a centralized location for residential and commercial heating requirements such as space heating and water heating.

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DR Class 52.80

The Rekolokomotives of DR Class 52.80 first appeared in 1960 in service with the Deutsche Reichsbahn in East Germany as extensive rebuilds of the wartime locomotives or Kriegslokomotiven of DRB Class 52.

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The dreadnought was the predominant type of battleship in the early 20th century.

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East Germany

East Germany, officially the German Democratic Republic (GDR; Deutsche Demokratische Republik, DDR), existed from 1949 to 1990 and covers the period when the eastern portion of Germany existed as a state that was part of the Eastern Bloc during the Cold War period.

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Economizers (US and Oxford spelling), or economisers (UK), are mechanical devices intended to reduce energy consumption, or to perform useful function such as preheating a fluid.

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Egypt (Roman province)

The Roman province of Egypt (Aigyptos) was established in 30 BC after Octavian (the future emperor Augustus) defeated his rival Mark Antony, deposed Queen Cleopatra VII, and annexed the Ptolemaic Kingdom of Egypt to the Roman Empire.

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Electric generator

In electricity generation, a generator is a device that converts motive power (mechanical energy) into electrical power for use in an external circuit.

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Electric motor

An electric motor is an electrical machine that converts electrical energy into mechanical energy.

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Electric power

Electric power is the rate, per unit time, at which electrical energy is transferred by an electric circuit.

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Electricity generation

Electricity generation is the process of generating electric power from sources of primary energy.

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Expansion valve (steam engine)

An expansion valve is a device in steam engine valve gear that improves engine efficiency.

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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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Fire engine

A fire engine (also known in some territories as a fire truck or fire appliance) is a vehicle designed primarily for firefighting operations.

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Fire-tube boiler

A fire-tube boiler is a type of boiler in which hot gases pass from a fire through one or (many) more tubes running through a sealed container of water.

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Firebox (steam engine)

In a steam engine, the firebox is the area where the fuel is burned, producing heat to boil the water in the boiler.

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A flywheel is a mechanical device specifically designed to efficiently store rotational energy.

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Foot-pound (energy)

The foot pound-force (symbol: ft⋅lbf or ft⋅lb) is a unit of work or energy in the Engineering and Gravitational Systems in United States customary and imperial units of measure.

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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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A furnace is a device used for high-temperature heating.

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Fusible plug

A fusible plug is a threaded metal cylinder usually of bronze, brass or gunmetal, with a tapered hole drilled completely through its length.

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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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Geared steam locomotive

A geared steam locomotive is a type of steam locomotive which uses gearing, usually reduction gearing, in the drivetrain, as opposed to the common directly driven design.

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George Stephenson

George Stephenson (9 June 1781 – 12 August 1848) was a British civil engineer and mechanical engineer.

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Geothermal energy

Geothermal energy is thermal energy generated and stored in the Earth.

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Geothermal gradient

Geothermal gradient is the rate of increasing temperature with respect to increasing depth in the Earth's interior.

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Giovanni Branca

Giovanni Branca (22 April 1571 – 24 January 1645) was an Italian engineer and architect, chiefly remembered today for what some commentators have taken to be an early steam turbine.

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GNR Class N2

The Great Northern Railway (GNR) Class N2 is an 0-6-2T side tank steam locomotive designed by Nigel Gresley and introduced in 1920.

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Governor (device)

A governor, or speed limiter or controller, is a device used to measure and regulate the speed of a machine, such as an engine.

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Great Eastern Railway

The Great Eastern Railway (GER) was a pre-grouping British railway company, whose main line linked London Liverpool Street to Norwich and which had other lines through East Anglia.

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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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Heat exchanger

A heat exchanger is a device used to transfer heat between two or more fluids.

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Hero of Alexandria

Hero of Alexandria (ἭρωνGenitive: Ἥρωνος., Heron ho Alexandreus; also known as Heron of Alexandria; c. 10 AD – c. 70 AD) was a mathematician and engineer who was active in his native city of Alexandria, Roman Egypt.

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High-test peroxide

High-test peroxide or HTP is a high (85 to 98 percent)-concentration solution of hydrogen peroxide, with the remainder predominantly made up of water.

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History of steam road vehicles

The history of steam road vehicles comprises the development of vehicles powered by a steam engine for use on land and independent of rails, whether for conventional road use, such as the steam car and steam waggon, or for agricultural or heavy haulage work, such as the traction engine.

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Horsepower (hp) is a unit of measurement of power (the rate at which work is done).

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Huguenots (Les huguenots) are an ethnoreligious group of French Protestants who follow the Reformed tradition.

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Industrial railway

An industrial railway is a type of railway (usually private) that is not available for public transportation and is used exclusively to serve a particular industrial, logistics or a military site.

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Industrial Revolution

The Industrial Revolution was the transition to new manufacturing processes in the period from about 1760 to sometime between 1820 and 1840.

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A steam injector is typically used to deliver cold water to a boiler against its own pressure using its own live or exhaust steam, replacing any mechanical pump.

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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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Isobaric process

An isobaric process is a thermodynamic process in which the pressure stays constant: ΔP.

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Isothermal process

An isothermal process is a change of a system, in which the temperature remains constant: ΔT.

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Italy (Italia), officially the Italian Republic (Repubblica Italiana), is a sovereign state in Europe.

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Jacob Leupold

Jacob Leupold (22 July 1674 – 12 January 1727) was a German physicist, mathematician, instrument maker, mining commissioner and engineer.

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James Rumsey

James Rumsey (1743–1792) was an American mechanical engineer chiefly known for exhibiting a boat propelled by machinery in 1787 on the Potomac River at Shepherdstown in present-day West Virginia before a crowd of local notables, including Horatio Gates.

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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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Jerónimo de Ayanz y Beaumont

Jerónimo de Ayanz y Beaumont (1553 – 23 March 1613) was a Spanish soldier, painter, musician and inventor.

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John Fitch (inventor)

John Fitch (January 21, 1743 – July 2, 1798) was an American inventor, clockmaker, entrepreneur and engineer.

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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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Joseph Black

Joseph Black FRSE FRCPE FPSG (16 April 1728 – 6 December 1799) was a Scottish physician and chemist, known for his discoveries of magnesium, latent heat, specific heat, and carbon dioxide.

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Joy valve gear

Joy Valve Gear Diagram Joy valve gear is a type of steam locomotive valve gear, designed by David Joy (3 March 1825 – 1903), Locomotive and Marine engineer, and patented (no. 929) on 8 March 1879.

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Latent heat

Latent heat is thermal energy released or absorbed, by a body or a thermodynamic system, during a constant-temperature process — usually a first-order phase transition.

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Lead is a chemical element with symbol Pb (from the Latin plumbum) and atomic number 82.

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Lean's Engine Reporter

Lean's Engine Reporter was founded in 1810 to publicize the performances of different Cornish engines used for mine pumping in Cornwall.

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Liberty ship

Liberty ships were a class of cargo ship built in the United States during World War II.

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List of locomotives in China

A list of current and retired locomotives in the People's Republic of China.

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List of steam fairs

A steam fair or (steam rally) is a regular organised gathering of historic steam-powered vehicles and machinery, open to the public.

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List of steam museums

There are many steam museums around the world.

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List of steam technology patents

List of steam technology patents.

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Live steam

Live steam is steam under pressure, obtained by heating water in a boiler.

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Liverpool and Manchester Railway

The Liverpool and Manchester Railway (L&MR) was a railway opened on 15 September 1830 between the Lancashire towns of Liverpool and Manchester in England.

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LMS Turbomotive

The Turbomotive was a modified Princess Royal Class steam locomotive designed by William Stanier and built by the London, Midland and Scottish Railway in 1935.

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Loading gauge

A loading gauge defines the maximum height and width for railway vehicles and their loads to ensure safe passage through bridges, tunnels and other structures.

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Locomotion No. 1

Locomotion No.

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A machine uses power to apply forces and control movement to perform an intended action.

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Matthew Murray

Matthew Murray (1765 – 20 February 1826) was an English steam engine and machine tool manufacturer, who designed and built the first commercially viable steam locomotive, the twin cylinder Salamanca in 1812.

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McGraw-Hill Education

McGraw-Hill Education (MHE) is a learning science company and one of the "big three" educational publishers that provides customized educational content, software, and services for pre-K through postgraduate education.

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Mercury (element)

Mercury is a chemical element with symbol Hg and atomic number 80.

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Mercury vapour turbine

A mercury vapour turbine is a form of heat engine that uses mercury to drive the thermal cycle.

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Merthyr Tydfil

Merthyr Tydfil (Merthyr Tudful) is a large town in Wales, with a population of about 63,546, situated approximately north of Cardiff.

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Middleton Railway

The Middleton Railway is the world's oldest continuously working public railway, situated in the English city of Leeds.

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Model steam engine

A model steam engine is a small steam engine built as an educational toy for children (in which case it is also called a toy steam engine) or for adult live steam enthusiasts.

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A motorcycle, often called a bike, motorbike, or cycle, is a two-> or three-wheeled motor vehicle.

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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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Nuclear marine propulsion

Nuclear marine propulsion is propulsion of a ship or submarine with heat provided by a nuclear power plant.

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Nuclear power

Nuclear power is the use of nuclear reactions that release nuclear energy to generate heat, which most frequently is then used in steam turbines to produce electricity in a nuclear power plant.

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Nuclear reactor

A nuclear reactor, formerly known as an atomic pile, is a device used to initiate and control a self-sustained nuclear chain reaction.

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Ocean liner

An ocean liner is a passenger ship primarily used as a form of transportation across seas or oceans.

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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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Olympic-class ocean liner

The Olympic-class ocean liners were a trio of British ocean liners built by the Harland & Wolff shipyard for the White Star Line during the early 20th century.

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Ottoman Egypt

Ottoman Egypt covers two main periods of the history of Egypt from the 16th through early 20th centuries, when under the rule of or allied to the Ottoman Empire that was based in (present day) Turkey.

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Penydarren (Penydarren) is a community in Merthyr Tydfil County Borough in Wales.

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Pile driver

A pile driver is a device used to drive piles (poles) into soil to provide foundation support for buildings or other structures.

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A piston is a component of reciprocating engines, reciprocating pumps, gas compressors and pneumatic cylinders, among other similar mechanisms.

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Pistonless rotary engine

A pistonless rotary engine is an internal combustion engine that does not use pistons in the way a reciprocating engine does, but instead uses one or more rotors, sometimes called rotary pistons.

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A polymath (πολυμαθής,, "having learned much,"The term was first recorded in written English in the early seventeenth century Latin: uomo universalis, "universal man") is a person whose expertise spans a significant number of different subject areas—such a person is known to draw on complex bodies of knowledge to solve specific problems.

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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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Portable engine

A portable engine is an engine, either a steam engine or an internal combustion engine, that sits in one place while operating (providing power to machinery), but (unlike a stationary engine) is portable and thus can be easily moved from one work site to another.

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Power loom

A power loom is a mechanized loom, and was one of the key developments in the industrialization of weaving during the early Industrial Revolution.

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Power station

A power station, also referred to as a power plant or powerhouse and sometimes generating station or generating plant, is an industrial facility for the generation of electric power.

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Power-to-weight ratio

Power-to-weight ratio (or specific power or power-to-mass ratio) is a calculation commonly applied to engines and mobile power sources to enable the comparison of one unit or design to another.

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Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.

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Pressure measurement

Pressure measurement is the analysis of an applied force by a fluid (liquid or gas) on a surface.

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Pressure vessel

A pressure vessel is a container designed to hold gases or liquids at a pressure substantially different from the ambient pressure.

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Primary energy

Primary energy (PE) is an energy form found in nature that has not been subjected to any human engineered conversion process.

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Pumping station

Pumping stations are facilities including pumps and equipment for pumping fluids from one place to another.

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The Quasiturbine or Qurbine engine is a proposed pistonless rotary engine using a rhomboidal rotor whose sides are hinged at the vertices.

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Rack and pinion

A rack and pinion is a type of linear actuator that comprises a pair of gears which convert rotational motion into linear motion.

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Rail transport

Rail transport is a means of transferring of passengers and goods on wheeled vehicles running on rails, also known as tracks.

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Rainhill Trials

The Rainhill Trials were an important competition in the early days of steam locomotive railways, run in October 1829 for the nearly completed Liverpool and Manchester Railway.

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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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Reciprocating engine

A reciprocating engine, also often known as a piston engine, is typically a heat engine (although there are also pneumatic and hydraulic reciprocating engines) that uses one or more reciprocating pistons to convert pressure into a rotating motion.

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Reciprocating motion

Reciprocating motion, also called reciprocation, is a repetitive up-and-down or back-and-forth linear motion.

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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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Rotary valve

A rotary valve is a type of valve in which the rotation of a passage or passages in a transverse plug regulates the flow of liquid or gas through the attached pipes.

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A rotation is a circular movement of an object around a center (or point) of rotation.

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Rotisserie, also known as spit-roasting, is a style of roasting where meat is skewered on a spit – a long solid rod used to hold food while it is being cooked over a fire in a fireplace or over a campfire, or roasted in an oven.

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Royal Navy

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

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Rumford Medal

The Rumford Medal is an award bestowed by Britain's Royal Society every alternating year for "an outstandingly important recent discovery in the field of thermal or optical properties of matter made by a scientist working in Europe".

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Safety valve

A safety valve is a valve that acts as a fail-safe.

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Salamanca (locomotive)

Salamanca was the first commercially successful steam locomotive, built in 1812 by Matthew Murray of Holbeck, for the edge railed Middleton Railway between Middleton and Leeds.

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Salomon de Caus

Salomon de Caus (1576, Dieppe – 1626, Paris) was a French Huguenot engineer, once (falsely) credited with the development of the steam engine.

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Scotland (Alba) is a country that is part of the United Kingdom and covers the northern third of the island of Great Britain.

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Sheringham (population 7,367) is an English seaside town within the county of Norfolk in the United Kingdom.

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Sight glass

A sight glass or water gauge is a type of level sensor, a transparent tube through which the operator of a tank or boiler can observe the level of liquid contained within.

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Solar energy

Solar energy is radiant light and heat from the Sun that is harnessed using a range of ever-evolving technologies such as solar heating, photovoltaics, solar thermal energy, solar architecture, molten salt power plants and artificial photosynthesis.

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Solar power

Solar power is the conversion of energy from sunlight into electricity, either directly using photovoltaics (PV), indirectly using concentrated solar power, or a combination.

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Solar thermal energy

Solar thermal energy (STE) is a form of energy and a technology for harnessing solar energy to generate thermal energy or electrical energy for use in industry, and in the residential and commercial sectors.

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Spanish Empire

The Spanish Empire (Imperio Español; Imperium Hispanicum), historically known as the Hispanic Monarchy (Monarquía Hispánica) and as the Catholic Monarchy (Monarquía Católica) was one of the largest empires in history.

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Stanley Motor Carriage Company

The Stanley Motor Carriage Company was an American manufacturer of steam-engine vehicles; it operated from 1902 to 1924.

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Stationary steam engine

Stationary steam engines are fixed steam engines used for pumping or driving mills and factories, and for power generation.

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Steam is water in the gas phase, which is formed when water boils.

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Steam aircraft

A steam aircraft is an aircraft propelled by a steam engine.

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Steam car

A steam car is a car (automobile) powered by a steam engine.

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Steam digester

The steam digester (or bone digester, and also known as Papin’s digester) is a high-pressure cooker invented by French physicist Denis Papin in 1679.

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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 hammer

A steam hammer, also called a drop hammer, is an industrial power hammer driven by steam that is used for tasks such as shaping forgings and driving piles.

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Steam locomotive

A steam locomotive is a type of railway locomotive that produces its pulling power through a steam engine.

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Steam power during the Industrial Revolution

Improvements to the steam engine were some of the most important technologies of the Industrial Revolution, although steam did not replace water power in importance in Britain until after the Industrial Revolution.

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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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Steam turbine locomotive

A steam turbine locomotive is a steam locomotive which transmits steam power to the wheels via a steam turbine.

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A steamboat is a boat that is propelled primarily by steam power, typically driving propellers or paddlewheels.

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Stephenson valve gear

The Stephenson valve gear or Stephenson link or shifting link is a simple design of valve gear that was widely used throughout the world for all kinds of steam engines.

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Stephenson's Rocket

Stephenson's Rocket was an early steam locomotive of 0-2-2 wheel arrangement.

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Still engine

The Still engine was a piston engine that simultaneously used both steam power from an external boiler, and internal combustion from gasoline or diesel, in the same unit.

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Stockton and Darlington Railway

The Stockton and Darlington Railway (S&DR) was a railway company that operated in north-east England from 1825 to 1863.

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Stroke (engine)

In the context of an Internal combustion engine, the term stroke has the following related meanings.

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Superheated steam

Superheated steam is a steam at a temperature higher than its vaporization (boiling) point at the absolute pressure where the temperature is measured.

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A superheater is a device used to convert saturated steam or wet steam into superheated steam or dry steam.

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In physics, superheating (sometimes referred to as boiling retardation, or boiling delay) is the phenomenon in which a liquid is heated to a temperature higher than its boiling point, without boiling.

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Surface condenser

A surface condenser is a commonly used term for a water-cooled shell and tube heat exchanger installed on the exhaust steam from a steam turbine in thermal power stations.

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Sweden (Sverige), officially the Kingdom of Sweden (Swedish), is a Scandinavian country in Northern Europe.

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Taqi ad-Din Muhammad ibn Ma'ruf

Taqi al-Din Muhammad ibn Ma'ruf ash-Shami al-Asadi (Arabic: تقي الدين محمد بن معروف الشامي, Turkish: Takiyüddin or Taki) (1526–1585) was an Ottoman polymath active in Constantinople.

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Temperature is a physical quantity expressing hot and cold.

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Temperature vs. specific entropy diagram

A temperature vs.

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Thermal expansion

Thermal expansion is the tendency of matter to change in shape, area, and volume in response to a change in temperature.

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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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Thomas Savery

Thomas Savery (c. 1650 – 1715) was an English inventor and engineer, born at Shilstone, a manor house near Modbury, Devon, England.

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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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Traction engine

A traction engine is a self-propelled steam engine used to move heavy loads on roads, plough ground or to provide power at a chosen location.

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A tractor is an engineering vehicle specifically designed to deliver at a high tractive effort (or torque) at slow speeds, for the purposes of hauling a trailer or machinery used in agriculture or construction.

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Trip valve gear

Trip valve mechanisms are a class of steam engine valve gear developed to improve efficiency.

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A trunnion (from Old French "trognon", trunk) is a cylindrical protrusion used as a mounting or pivoting point.

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A turbine (from the Latin turbo, a vortex, related to the Greek τύρβη, tyrbē, meaning "turbulence") is a rotary mechanical device that extracts energy from a fluid flow and converts it into useful work.

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Turbinia was the first steam turbine-powered steamship.

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Turbo generator

A turbo generator is the combination of a turbine directly connected to an electric generator for the generation of electric power.

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Turbo-electric transmission

Turbo-electric transmission uses electric generators to convert the mechanical energy of a turbine (steam or gas) into electric energy and electric motors to convert it back into mechanical energy to power the driveshafts.

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United Kingdom of Great Britain and Ireland

The United Kingdom of Great Britain and Ireland was established by the Acts of Union 1800, which merged the kingdoms of Great Britain and Ireland.

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University of Aleppo

University of Aleppo (جامعة حلب, also called Aleppo University) is a public university located in Aleppo, Syria.

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V-2 rocket

The V-2 (Vergeltungswaffe 2, "Retribution Weapon 2"), technical name Aggregat 4 (A4), was the world's first long-range guided ballistic missile.

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Vacuum is space devoid of matter.

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Valve gear

The valve gear of a steam engine is the mechanism that operates the inlet and exhaust valves to admit steam into the cylinder and allow exhaust steam to escape, respectively, at the correct points in the cycle.

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Vauclain compound

The Vauclain compound was a type of compound steam locomotive that was briefly popular around 1900.

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Marcus Vitruvius Pollio (c. 80–70 BC – after c. 15 BC), commonly known as Vitruvius, was a Roman author, architect, civil engineer and military engineer during the 1st century BC, known for his multi-volume work entitled De architectura.

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Wales (Cymru) is a country that is part of the United Kingdom and the island of Great Britain.

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Walschaerts valve gear

The Walschaerts valve gear is a type of valve gear invented by Belgian railway mechanical engineer Egide Walschaerts in 1844 used to regulate the flow of steam to the pistons in steam engines.

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Wankel engine

The Wankel engine is a type of internal combustion engine using an eccentric rotary design to convert pressure into rotating motion.

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Waste heat

Waste heat is heat that is produced by a machine, or other process that uses energy, as a byproduct of doing work.

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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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Water wheel

A water wheel is a machine for converting the energy of flowing or falling water into useful forms of power, often in a watermill.

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Water-tube boiler

A high pressure watertube boiler (also spelled water-tube and water tube) is a type of boiler in which water circulates in tubes heated externally by the fire.

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Watt steam engine

The Watt steam engine (alternatively known as the Boulton and Watt steam engine) was the first type of steam engine to make use of a separate condenser.

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William John Macquorn Rankine

Prof William John Macquorn Rankine LLD (5 July 1820 – 24 December 1872) was a Scottish mechanical engineer who also contributed to civil engineering, physics and mathematics.

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William Murdoch

William Murdoch (sometimes spelled Murdock) (21 August 1754 – 15 November 1839) was a Scottish engineer and inventor.

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Wood fuel

Wood fuel (or fuelwood) is a fuel, such as firewood, charcoal, chips, sheets, pellets, and sawdust.

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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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Working fluid

A working fluid is a pressurized gas or liquid that actuates a machine.

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

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