Variable exhaust brake control via turbine vane positioning
First Claim
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1. A control system, comprising:
- a barometric pressure sensor that detects a barometric pressure;
a brake torque determination module that determines a desired brake torque; and
a vane position determination module that determines a vane position based on an engine speed, said barometric pressure, and said desired brake torque, wherein said vane position includes a position between an open position and a closed position.
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Abstract
A control system comprising a brake torque determination module that determines a desired brake torque and a vane position determination module that determines a vane position based on an engine speed and the desired brake torque, and that adjusts the vane position to a position between an open position and a closed position. A method comprising determining a desired brake torque, determining a vane position based on an engine speed and the desired brake torque, and adjusting the vane position to a position between an open position and a closed position.
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Citations
20 Claims
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1. A control system, comprising:
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a barometric pressure sensor that detects a barometric pressure; a brake torque determination module that determines a desired brake torque; and a vane position determination module that determines a vane position based on an engine speed, said barometric pressure, and said desired brake torque, wherein said vane position includes a position between an open position and a closed position. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 19)
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10. A method, comprising:
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detecting a barometric pressure; determining a desired brake torque; and determining a vane position based on an engine speed, said barometric pressure, and said desired brake torque, wherein said vane position includes a position between an open position and a closed position. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 20)
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11. A method, comprising:
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detecting a barometric pressure; determining a desired brake torque based on a desired vehicle speed and an actual vehicle speed, wherein said desired vehicle speed is based on input from at least one of an accelerator pedal sensor and a cruise control module, and said actual vehicle speed is based on input from a vehicle speed sensor; and determining a vane position based on an engine speed, said barometric pressure, and said desired brake torque, wherein said vane position includes a position between an open position and a closed position.
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Specification