バイアスの安定性と帯域幅の強化は,交互の擬似回転調節と適応的比例整合 (PI) コントロールを通じて,マイクロ半球共振回転鏡で実現されています
Shiji Dai1, Peng Sun2, Yihao Zhang3
1Chengdu University of Technology, Chengdu, Sichuan 610059, China.
The Review of scientific instruments
|February 19, 2026
まとめ
この研究では,マイクロ半球共振器ジロスコープ (μHRGs) の最適化されたPI制御システムを導入しています. 適応チューニングは帯域幅を高め,バイアスを排除し,慣性ナビゲーションおよび航空宇宙アプリケーションのパフォーマンスを改善します.
科学分野:
- センサー技術 センサー技術
- 制御システム工学 制御システム工学
- 応用物理学 応用物理学
背景:
- 微半球共振器回転鏡 (μHRGs) は,慣性ナビゲーションや航空宇宙などの高精度アプリケーションに不可欠です.
- 従来のプロポショナル・インテグラル (PI) 制御方法は,μHRGsの要求の高い帯域幅,ノイズ,および安定性要件を満たすのに苦労しています.
研究 の 目的:
- μHRGs.のための最適化されたPI閉ループ制御システムを開発する.
- μHRGsのパフォーマンスメトリック,特に帯域幅,ノイズ削減,長期的な安定性を向上させる.
主な方法:
- フィールドプログラム可能なゲートアレイ (FPGA) プラットフォーム上のPI増強パラメータのための適応チューニングメカニズムの実装.
- ゼロバイアスエラーに対抗するために,交互の擬似回転調節の統合.
主要な成果:
- μHRG帯域幅は,最低1.5 Hzから8 Hz以上に大幅に増加しました.
- 提案された方法は,μHRGの周囲の不均一性によって引き起こされるゼロバイアスを効果的に排除しました.
- 実験的検証により,適応PIアルゴリズムの信頼性と有効性が確認されました.
結論:
- 最適化されたアダプティブPI制御システムは,μHRGの性能を明らかに改善します.
- 開発されたシステムは,ハイエンドのギロスコープアプリケーションの伝統的な制御方法の主要な制限に対処しています.
- この進歩は,精密な慣性測定を必要とする分野にとって大きな可能性を秘めています.
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