steam engine
21Semiportable steam engine — Steam engine Steam en gine ([e^]n j[i^]n). An engine moved by steam. [1913 Webster] Note: In its most common forms its essential parts are a piston, a cylinder, and a valve gear. The piston works in the cylinder, to which steam is admitted by the …
22STEAM-ENGINE — …
23Marine steam engine — Period cut away diagram of a triple expansion steam engine installation, circa 1918 A marine steam engine is a reciprocating steam engine that is used to power a ship or boat. Steam turbines and diesel engines largely replaced reciprocating steam …
24Newcomen steam engine — Animation of a schematic Newcomen steam engine. – Steam is shown pink and water is blue. – Valves move from open (green) to closed (red) The atmospheric engine invented by Thomas Newcomen in 1712, today referred to as a Newcomen steam engine (or… …
25Corliss steam engine — A Corliss steam engine – the valve gear is on the right of the cylinder block, on the left of the picture A Corliss steam engine (or Corliss engine) is a steam engine, fitted with rotary valves and with variable valve timing patented in 1849 …
26History of the steam engine — This article primarily deals with the history of the reciprocating type steam engine. The parallel development of turbine type engines is described in the steam turbine article. The history of the steam engine stretches back as far as the first… …
27Watt steam engine — The Watt steam engine was the first type of steam engine to make use of steam at a pressure just above atmospheric to drive the piston helped by a partial vacuum. Improving on the design of the 1712 Newcomen engine, the Watt steam engine,… …
28Stationary steam engine — A stationary steam engine, preserved at Tower Bridge in London. This is one of two tandem cross compound hydraulic pumping engines formerly used to raise and lower the bridge. Stationary steam engines are fixed steam engines used for pumping or… …
29Uniflow steam engine — The uniflow type of steam engine uses steam that flows in one direction only in each half of the cylinder. Thermal efficiency is increased in the compound and multiple expansion types of steam engine by separating expansion into steps in separate …
30Model steam engine — Stationary model steam engine by Märklin, 1915 …
