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Active disturbance rejection control of a longitudinal tunnel ventilation system

  • Liyun Si
  • , Wenping Cao
  • , Xiangping Chen*
  • *Corresponding author for this work
    • Chang'an University
    • Guizhou University

    Research output: Contribution to journalArticlepeer-review

    22 Downloads (Pure)

    Abstract

    This paper proposes an innovative approach for controlling pollutant release in a long-distance tunnel via longitudinal ventilation. Enhanced by an active disturbance rejection control (ADRC) method, a ventilation controller is developed to regulate the forced air ventilation in a road tunnel. As a result, the pollutants (particulate matter and carbon monoxide) are reduced by actively regulating the air flow rate through the tunnel. The key contribution of this study lies in the development of an extended state observer that can track the system disturbance and provide the system with compensation via a nonlinear state feedback controller equipped by the ADRC. The proposed method enhances the disturbance attenuation capability in the ventilation system and keeps the pollutant concentration within the legitimate limit in the tunnel. In addition to providing a safe and clean environment for passengers, the improved tunnel ventilation can also achieve better energy saving as the air flow rate is optimized.

    Original languageEnglish
    Article number1871
    JournalEnergies
    Volume13
    Issue number8
    DOIs
    Publication statusPublished - 11 Apr 2020

    Bibliographical note

    © 2020 by the authors. Licensee MDPI, Basel, Switzerland. This article is an open access
    article distributed under the terms and conditions of the Creative Commons Attribution
    (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

    Funding

    Funding: This research is funded by Natural Science Foundation of Xi’an Science and Technology Bureau of China, grants number 211832180481 and 211832190048. This research is also supported by National Natural Science Foundation of China, grant number 51867007.

    UN SDGs

    This output contributes to the following UN Sustainable Development Goals (SDGs)

    1. SDG 7 - Affordable and Clean Energy
      SDG 7 Affordable and Clean Energy

    Keywords

    • Active disturbance rejection
    • Cascaded control
    • Pollutant concentration
    • Tunnel ventilation

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