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  2. Engine knocking - Wikipedia

    en.wikipedia.org/wiki/Engine_knocking

    The objective of knock control strategies is to attempt to optimize the trade-off between protecting the engine from damaging knock events and maximizing the engine's output torque. Knock events are an independent random process. [8] It is impossible to design knock controllers in a deterministic platform. A single time history simulation or ...

  3. Low-speed pre-ignition - Wikipedia

    en.wikipedia.org/wiki/Low-Speed_Pre-Ignition

    It's commonly known as "Detonation or Knock". Engine management systems can overcome pre ignition by the means of a knock or detonation sensor. The sensor will detect pre ignition and retard the engines timing to protect the engine from damage. Undesired engine behavior will occur such as loss of performance or power.

  4. Engine balance - Wikipedia

    en.wikipedia.org/wiki/Engine_balance

    Engine balance refers to how the inertial forces produced by moving parts in an internal combustion engine or steam engine are neutralised with counterweights and balance shafts, to prevent unpleasant and potentially damaging vibration. The strongest inertial forces occur at crankshaft speed (first-order forces) and balance is mandatory, while ...

  5. Knock down ginger - Wikipedia

    en.wikipedia.org/wiki/Knock_down_ginger

    Knock, knock, ginger (also known as ding, dong, ditch, Chappy and Knock door run) is a prank or game dating back to the traditional Cornish holiday of Nickanan Night where it was called Nicky nicky nine doors in the 19th-century or possibly the earlier. The game is played by children in many cultures.

  6. Knock-knock joke - Wikipedia

    en.wikipedia.org/wiki/Knock-knock_joke

    An example of a non-standard knock-knock joke is: Knock knock. Who's there? Death. Death wh-gkh (gagging sound of sudden fatal choking). Being familiar with the back-and-forth pattern of the joke is crucial. In an episode of the TV detective series Monk, Adrian Monk is feeling sad. His assistant, Natalie, tries to cheer him up.

  7. Mercedes-Benz OM654 engine - Wikipedia

    en.wikipedia.org/wiki/Mercedes-Benz_OM654_engine

    The engine is a 2.0 litres (1,950 cc) turbo-diesel cast aluminum block, inline four-cylinder with balancing shafts. [3] It has a single turbo and its cylinder walls are lined with slippery Nanoslide, an iron-carbon coating that cuts friction. In the 200-configuration it produces 110 kW (150 PS; 148 hp) at 4,500 rpm with peak torque of 320 N⋅m ...

  8. Antiknock agent - Wikipedia

    en.wikipedia.org/wiki/Antiknock_agent

    2,2,4-Trimethylpentane, also known as isooctane, is an octane isomer which defines the 100 point on the octane rating scale (the zero point is n-heptane). It is an important component of gasoline . Isooctane is produced on a massive scale in the petroleum industry, usually as a mixture with related hydrocarbons.

  9. Jim Button and Luke the Engine Driver - Wikipedia

    en.wikipedia.org/wiki/Jim_Button_and_Luke_the...

    The engine driver on Morrowland is Jim's closest friend. Where Jim represents adventurous youth, Luke is the man of experience and practicality who manages to solve almost every technical problem. He is very strong and is an expert spitter capable of spitting a loop. His trademark is his pipe, which he smokes in emotional situations. Princess Li Si