不確実なアクティブサスペンションと時間変動の入力遅延のための近似のない有限時間制御
Wenbo Wang1, Shuang Liu1, Dingxuan Zhao2
1Key Laboratory of Industrial Computer Control Engineering of Hebei Province, Yanshan University, 066004, Qinghuangdao, China.
ISA transactions
|August 29, 2025
まとめ
この研究では,不確実性と遅延下で性能を向上させるためのアクティブサスペンションシステム (ASS) の近似のない制御方法が導入されています. この新しいアプローチは ニューラルネットワークや曖昧な論理を必要とせずに 限られた時間の収束を保証します
科学分野:
- 制御システム工学
- 自動車工学
- 非線形動力学
背景:
- アクティブ・サスペンション・システム (ASS) は,不確実な非線形性と不明な時間変動の入力遅延 (UTID) に直面しています.
- 既存の制御方法には複雑なモデルや近似が求められ,実用的な応用が制限されます.
- ASSのトランジタ性能と頑丈さを向上させることは,依然として重要な研究分野です.
研究 の 目的:
- ASSのための新しい近似のない有限時間制御方法を開発する.
- ASSにおける不確実な非線形性と未知の時間変数入力遅延 (UTID) を対処する.
- アクティブサスペンションシステムの一時的な性能と全体的な有効性を改善する.
主な方法:
- 有限時間規定性能関数 (FPPF) の設計は,制限されたサスペンション運動収束のためである.
- 未知の入力遅延の影響を軽減する新しい補償器の開発.
- FPPFと補償器を使用して近似のない制御戦略を実装し,ニューラルネットワークと曖昧な論理を回避します.
主要な成果:
- 提案された方法は,不確実性とUTIDにもかかわらず,暫定運動の規定された性能収束を達成します.
- シミュレーション結果は,近似のない制御戦略の有効性を示しています.
- アクティブサスペンションシステムの性能に顕著な改善が見られた.
結論:
- 開発された近似のない有限時間制御方法は,入力遅延の不確実なアクティブサスペンションシステムに堅固な解決策を提供します.
- このアプローチは,複雑な近似技術に頼らずに,サスペンションの性能を向上させるのに成功しています.
- ダイナミックシミュレーションで検証されたこの方法は,自動車制御システムの有望な進歩を示しています.
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