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Performance Enhancement of Fixed Regulating Systems Via Actuator Saturation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Developed in this paper is a controller design technique that utilizes actuator saturation to meet stringent output performance specifications for regulating systems with fixed components. Regulating ...
Transient Fueling Controller Identification for Spark Ignition Engines
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Presented in this paper is a feedforward fueling controller identification methodology for the transient fueling control of spark ignition (SI) engines. The hypothesis of this work is that the ...
Reducing Engine Idle Speed Deviations Using the Internal Model Principle
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Presented in this paper is a multivariable linear feedback controller design methodology for idle speed control of spark-ignition engines. The engine is modeled as a multi-input, single-output ...
Transient Air/Fuel Ratio Controller Identification Using Repetitive Control
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Presented in this paper is a feedforward controller identification process for the transient fueling control of spark ignition (SI) engines. The objective of an SI fueling control system is to ...
An Instrumental Variable Method for Continuous-Time Transfer Function Model Identification With Application to Controller Auto-Tuning
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: An instrumental variable algorithm is presented that estimates the coefficients of a continuous transfer function model directly from sampled data. The algorithm is based on instrumental variables ...
Designing Robust Repetitive Controllers
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A method for designing repetitive feedback controllers using nonparametric frequency response plant models is developed. In comparison to the zero-phase-error (ZPE) controller (ASME J. Dyn. Syst. ...
Intake Air Path Diagnostics for Internal Combustion Engines
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Presented is the detection, isolation, and estimation of faults that occur in the intake air path of internal combustion engines during steady state operation. The proposed diagnostic approach ...
Automotive Three-Way Catalyst Diagnostics with Experimental Results
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Presented is the model based diagnostics of a three-way catalyst (TWC). The proposed TWC model relates measurable engine inputs (engine air mass (AM) and catalyst temperature) to a metric that ...
Linear Parameter-Varying Lean Burn Air-Fuel Ratio Control for a Spark Ignition Engine
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Maximization of the fuel economy of the lean burn spark ignition (SI) engine strongly depends on precise air-fuel ratio control. A great challenge associated with the air-fuel ratio feedback ...