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  2. Air cycle machine - Wikipedia

    en.wikipedia.org/wiki/Air_cycle_machine

    The usual compression, cooling and expansion seen in any refrigeration cycle is accomplished in the ACM by a centrifugal compressor, two air-to-air heat exchangers and an expansion turbine. Bleed air from the engines, an auxiliary power unit, or a ground source, which can be in excess of 150 °C and at a pressure of perhaps 32 psi (220 kPa ...

  3. Environmental control system - Wikipedia

    en.wikipedia.org/wiki/Environmental_control_system

    The primary component for the functioning of the cold air unit (CAU) is the Air Cycle Machine (ACM) cooling device. Some aircraft, including early Boeing 707 aircraft, used vapor-compression refrigeration like that used in home air conditioners. An ACM uses no Freon: the air itself is the refrigerant. The ACM is preferred over vapor cycle ...

  4. List of aviation, avionics, aerospace and aeronautical ...

    en.wikipedia.org/wiki/List_of_aviation,_avionics...

    Aircraft carrier operations ACM Air cycle machine: Part of A/C air conditioning system ACMS Aircraft condition monitoring system ACP Audio Control Panel ACR Avionic Communication Router ACS 1: Airman Certification Standards [4] FAA pilot testing ACS 2: Audio control system ACU 1: Air condition unit ACU 2: Alternator control unit [2]

  5. Harley-Davidson Twin Cam engine - Wikipedia

    en.wikipedia.org/wiki/Harley-Davidson_Twin_Cam...

    Harley-Davidson Twin Cam engine at the Harley-Davidson Museum. The Harley-Davidson Twin Cam are motorcycle engines made by Harley-Davidson from 1998 to 2017. Although these engines differed significantly from the Evolution engine, which in turn was derived from the series of single camshaft, overhead valve motors that were first released in 1936, they share a number of characteristics with ...

  6. Harley-Davidson CVO - Wikipedia

    en.wikipedia.org/wiki/Harley-Davidson_CVO

    Harley-Davidson CVO ("Custom Vehicle Operations") for motorcycles are a family of models created by Harley-Davidson for the factory custom market. For every model year since the program's inception in 1999, Harley-Davidson has chosen a small selection of its mass-produced motorcycle models and created limited-edition customizations of those platforms with larger-displacement engines, costlier ...

  7. Harley-Davidson Topper - Wikipedia

    en.wikipedia.org/wiki/Harley-Davidson_Topper

    A new transmission, with the primary drive sealed in an oil bath, was introduced for 1961. [4] The Topper H was introduced in 1961 (sold through 1965) with a new alloy cylinder head that increased the compression ratio to 8.0:1, a reusable foam air filter, and revisions to the cylinder ports and air intake tube. [4]

  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. ACM - Wikipedia

    en.wikipedia.org/wiki/ACM

    AGM-129 ACM, 1990–2012 USAF cruise missile; ... Air combat manoeuvring or dogfighting; Air cycle machine; IATA airport code for Arica Airport in Amazonas Department