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正のファジィシステムのためのIT2メンバーシップ関数緩和法によるデュアルイベントトリガー多項式動的出力制御
IEEE transactions on cybernetics
|January 21, 2026
まとめ
本研究では、正の多項式ファジィシステム(PPFS)用のデュアルイベントトリガー(DET)メカニズムと多項式動的出力フィードバック(PDOF)コントローラーを導入します。改良型遺伝的アルゴリズム(IGA)は、トリガー範囲を拡大し、周波数を低減して、システムパフォーマンスを向上させます。
科学分野:
- 制御システム工学
- ファジィシステム理論
- 非線形制御
背景:
- 正の多項式ファジィシステム(PPFS)は、固有の正当性制約のために、制御設計において特有の課題を提示します。
- 不確実性と外乱の制約は、PPFSのロバスト制御戦略を必要とします。
- イベントトリガー制御メカニズムは、通信と計算の負荷を削減する可能性を提供します。
研究 の 目的:
- 不確実なPPFSのためのデュアルイベントトリガー(DET)メカニズムと多項式動的出力フィードバック(PDOF)コントローラーの共同設計。
- 不確実性と外乱の制約の下で、$L_{1}$ゲイン性能と厳密な正当性を確保すること。
- 既存の方法の保守性を、許容可能なDETしきい値範囲を拡大することによって克服すること。
主な方法:
- 1-ノルムDETメカニズムは、PPFSの正当性との互換性を確保するために、測定出力とPDOF制御信号を非同期に更新するために提案されています。
- 補助変数と制約が導入され、DET-PDOFコントローラーソリューションの十分条件が導き出されます。
- 改良型遺伝的アルゴリズム(IGA)に基づく多変量最適化法が開発され、DETしきい値とコントローラー変数を最適化します。
主要な成果:
- DET-PDOFコントローラーの存在のための十分条件が確立され、$L_{1}$ゲイン性能と厳密な正当性が保証されます。
- 提案されたIGAベースの方法は、許容可能なDETしきい値範囲を効果的に拡大し、保守性を軽減します。
- このアプローチは、デュアルトリガー周波数の大幅な抑制を示し、通信パフォーマンスの向上につながります。
結論:
- DETメカニズムとPDOFコントローラーの共同設計は、不確実なPPFSにとって実行可能であり、安定性とパフォーマンスを保証します。
- IGAベースの最適化は、PPFSのイベントトリガー制御の適用性と効率を大幅に向上させます。
- 数値例と実際的な例による検証により、提案された制御方式の有効性が確認されます。
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