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METHODS AND SYSTEMS FOR FREE PISTON ENGINE CONTROL

  • US 20130298874A1
  • Filed: 04/02/2013
  • Published: 11/14/2013
  • Est. Priority Date: 04/02/2012
  • Status: Active Grant
First Claim
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1. A free piston engine comprising:

  • a piston movably provided within an engine cylinder for providing a combustion chamber on one side of the piston and another engine chamber on an opposite side of the piston, the piston being operatively connected with a load device; and

    an active control system that is operatively connected with an energy storage device for controlling piston trajectory during a firing mode of the engine, the active control system comprising an operative connection between the active control system and at least one engine chamber that is provided adjacent to the piston for controllably moving the piston within the engine cylinder, and the active control system further comprising at least one engine sensor for determining at least one of piston position, combustion chamber pressure, engine chamber pressure, combustion chamber temperature, and engine chamber temperature.

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