HHML: A hierarchical hybrid modeling language for mode-based periodic controllers

  • Zhiming Hu
  • , Zheng Wang
  • , Hongjian Jiang
  • , Yuyuan Zhang
  • , Yongxin Zhao*
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In cyber-physical systems, the controllers are widely designed into mode-based periodic modules, which are used to control physical plants. Such a system can be modeled as a hybrid one, i.e., one of the real-time controller programs and interactive continuous plants that obey dynamical laws. In this work, to facilitate the modeling and analysis of periodic hybrid control systems in the field of aerospace and smart cities, a hierarchical hybrid modeling language (HHML) is proposed, which contains a two-hierarchy structure, i.e., mode-hierarchy and module-hierarchy. The former supports modeling a hybrid system at the abstraction level, while the latter is used to describe the behavior of the modules. The operational semantics is investigated for formal analysis, and the translation rules to hybrid automaton are explored for formal verification. A case study is conducted with the lunar lander to demonstrate the effectiveness of the approach.

Original languageEnglish
Title of host publicationProceedings - SEKE 2021
Subtitle of host publication33rd International Conference on Software Engineering and Knowledge Engineering
PublisherKnowledge Systems Institute Graduate School
Pages31-36
Number of pages6
ISBN (Electronic)1891706527
DOIs
StatePublished - 2021
Event33rd International Conference on Software Engineering and Knowledge Engineering, SEKE 2021 - Pittsburgh, United States
Duration: 1 Jul 202110 Jul 2021

Publication series

NameProceedings of the International Conference on Software Engineering and Knowledge Engineering, SEKE
Volume2021-July
ISSN (Print)2325-9000
ISSN (Electronic)2325-9086

Conference

Conference33rd International Conference on Software Engineering and Knowledge Engineering, SEKE 2021
Country/TerritoryUnited States
CityPittsburgh
Period1/07/2110/07/21

UN SDGs

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

  1. Sustainable cities and communities
    Sustainable cities and communities

Keywords

  • Cyber-physical system
  • Formal semantics
  • Hybrid systems
  • Model verification

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