The modeling and numerical simulation of gas flow networks:

Abstract: "A network formulation is introduced for the modeling and numerical simulation of complex gas transmission systems like a multi- cylinder internal combustion engine. Several simulation levels are discussed which result in different network representations of a specific system. Basic e...

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Bibliographic Details
Main Author: Engl, Gabriele (Author)
Format: Book
Language:German
Published: München 1994
Series:Technische Universität <München>: TUM-MATH 9408
Subjects:
Summary:Abstract: "A network formulation is introduced for the modeling and numerical simulation of complex gas transmission systems like a multi- cylinder internal combustion engine. Several simulation levels are discussed which result in different network representations of a specific system. Basic elements of a network are chambers of finite volume, straight pipes and connections like valves or nozzles. The pipe flow is modeled by the unsteady, one-dimensional Euler equations of gas dynamics. Semi-empirical approaches for the chambers and the connections yield differential-algebraic equations (DAEs) in time. The numerical solution is based on a TVD scheme for the pipe equations and a predictor-corrector method for the DAE-system. Simulation results for an internal combustion engine demonstrate the practical interest of the new approach."
Physical Description:20 S. graph. Darst.