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  2. New York City steam system - Wikipedia

    en.wikipedia.org/wiki/New_York_City_steam_system

    Approximately 30% of the ConEd steam system's installed capacity and 50% of the annual steam generated comes from cogeneration. [7] Cogeneration and Heat Recovery Steam Generation (HRSG) significantly increase the fuel efficiency of cogenerated electricity and thereby reduce the emission of pollutants, such as NOx, sulfur dioxide, carbon dioxide, and particulate matter, as well as the city's ...

  3. Steam (service) - Wikipedia

    en.wikipedia.org/wiki/Steam_(service)

    Steam is a video game digital distribution service and storefront managed by Valve. It was launched as a software client in September 2003 to provide game updates automatically for Valve's games and expanded to distributing third-party titles in late 2005. Steam offers various features, like game server matchmaking with Valve Anti-Cheat ...

  4. Steam turbine - Wikipedia

    en.wikipedia.org/wiki/Steam_turbine

    1884 (140 years ago) ( 1884) A steam turbine is a machine that extracts thermal energy from pressurized steam and uses it to do mechanical work on a rotating output shaft. Its modern manifestation was invented by Charles Parsons in 1884. [ 1][ 2] Fabrication of a modern steam turbine involves advanced metalwork to form high-grade steel alloys ...

  5. Heat recovery steam generator - Wikipedia

    en.wikipedia.org/wiki/Heat_recovery_steam_generator

    Heat recovery steam generator. A heat recovery steam generator ( HRSG) is an energy recovery heat exchanger that recovers heat from a hot gas stream, such as a combustion turbine or other waste gas stream. It produces steam that can be used in a process ( cogeneration) or used to drive a steam turbine ( combined cycle ).

  6. Steam Machine (computer) - Wikipedia

    en.wikipedia.org/wiki/Steam_Machine_(computer)

    Steam Machines, at minimum, run SteamOS, a Linux-based operating system derived from Debian that expands the current Steam client to add additional functionality such as media sharing, media services, Steam In-Home Streaming, family sharing, and parental controls. The operating system is freely available for any user to install on their own ...

  7. Steam locomotive components - Wikipedia

    en.wikipedia.org/wiki/Steam_locomotive_components

    Steam locomotive components. Main components found on a typical steam locomotive include: The main components of a typical steam locomotive. Click or hover over numbers to see names. ( enlarge) The diagram, which is not to scale, is a composite of various designs in the late steam era. Some components shown are not the same as, or are not ...

  8. Steam whistle - Wikipedia

    en.wikipedia.org/wiki/Steam_whistle

    Steam quality – The dryness of steam provided to a whistles is variable and will affect whistle tone frequency. Steam quality determines the velocity of sound, which declines with decreasing dryness due to the inertia of the liquid phase. The speed of sound in steam is predictable if steam dryness is known. [45]

  9. History of the steam engine - Wikipedia

    en.wikipedia.org/wiki/History_of_the_steam_engine

    The 1698 Savery Steam Pump - the first commercially successful steam powered device, built by Thomas Savery. [ 1] The first recorded rudimentary steam engine was the aeolipile mentioned by Vitruvius between 30 and 15 BC and, described by Heron of Alexandria in 1st-century Roman Egypt. [ 2] Several steam-powered devices were later experimented ...