Higher order sliding mode based control scheme for air path of diesel engine

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9 Scopus citations

Abstract

This paper proposes a Higher Order Sliding Mode (HOSM) based control algorithm for air intake circuit of diesel engine. The current diesel engine is a complex system that has mechanisms like Variable Geometry Turbo charger (VGT), Exhaust Gas Recirculation (EGR) to limit the amount of exhaust emissions. Since both VGT and EGR flows are driven by the exhaust gases, there is a strong coupling between them. A nonlinear reduced order model is used for coordinated control development for VGT and EGR actuators. The proposed scheme uses Supertwisting algorithm which ensures robustness against the modeling errors and parameteric uncertainities and at the same time reducing the high frequency chattering. Simulation results have been shown on a validated full order diesel engine model to illustrate the efficacy of the scheme.

Original languageEnglish
Title of host publicationICET 2016 - 2016 International Conference on Emerging Technologies
EditorsGhulam Mustafa, Sufi Tabassum Gul, Shahzad Nadeem
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781509035519
DOIs
StatePublished - 10 Jan 2017
Externally publishedYes

Publication series

NameICET 2016 - 2016 International Conference on Emerging Technologies

Bibliographical note

Publisher Copyright:
© 2016 IEEE.

Keywords

  • EGR
  • HOSM
  • Sliding Mode Control (SMC)
  • Supertwist algorithm
  • VGT

ASJC Scopus subject areas

  • Computer Networks and Communications
  • General Engineering
  • Control and Optimization
  • Instrumentation

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