Engine and Transmission Controls: Difference between revisions

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Revision as of 18:44, 11 October 2010

Engine Management Systems

Experience

New Eagle has the following experience:

  • Powertrain and vehicle modeling
  • Engine calibration
  • Model based controls development methods
  • Engine control algorithm development including port and direct injected fuel delivery, spark advance, bypass air, torque management, electronic throttle positioning, cylinder deactivation, cam phaser positioning, and all associated diagnostics.
  • Interactive transmission controls for conventional automatic transmissions, CVT, and DCTs
  • Extensive experience working to OEM production requirements, and utilizing industry best practice development methods and processes.
  • Experience working in partnership with Tier 1 suppliers, both domestically and internationally.
  • Supplier development, evaluation, and selection

Snippet of engine control offering

Incorporate and / or modify existing New Eagle High Level Software / Controls (feedforward and feedback controls) for the specific application, and develop new functionality as required:

  • Airflow Control, including airflow and air charge estimation, airflow and throttle control, and learning / adaptive algorithms.
  • Fuel Control, including injector characterization, injector timing, steady state "open loop" fueling, transient "open loop" fueling, "closed loop" fueling, and learning / adaptive algorithms.
  • Ignition timing and dwell control, including "open loop" scheduling and "closed loop" control via knock sensor (if equipped), and learning / adaptive algorithms.
  • "Supervisory" type functions, including interpretation of operator requests, engine speed closed loop feedback, engine torque characterization and response to requests, torque management / limiting.
  • Implementation of diagnostics and "limp home" responses to ensure maximum availability to the customer in the case of a failure, to aid in servicing of the engine, in conformance to appropriate safety / emissions regulations, and to identify / respond to any additional failure modes as specified by the DFMEA .
  • Control of any other devices specific to this application (e.g. emissions devices, boost control for turbocharger applications, etc.)

Interesting Links

Gasoline/Gaseous & Diesel Fuels

Transmission and Driveline

Emissions Controls