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関連する概念動画

Turbine-Governor Control01:17

Turbine-Governor Control

1.2K
Turbine-governor control is crucial for maintaining power system stability by balancing turbine mechanical power output with electrical load demand. This mechanism ensures that generator frequency and rotor speed are within acceptable limits during load variations. Turbine-generator units store kinetic energy due to their rotating masses; this energy is released to meet the load requirement when the load increases. The electrical torque of turbines rises to meet the demand, whereas the...
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Controller Configurations01:22

Controller Configurations

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Controller configurations are crucial in a car's cruise control system because they manage speed over time to maintain a consistent pace regardless of road conditions, thereby meeting design goals. In traditional control systems, fixed-configuration design involves predetermined controller placement. System performance modifications are known as compensation.
Control-system compensation involves various configurations, most commonly series or cascade compensation, in which the controller...
460
PD Controller: Design01:26

PD Controller: Design

748
In automotive engineering, car suspension systems often employ Proportional Derivative (PD) controllers to enhance performance. PD controllers are utilized to adjust the damping force in response to road conditions. A controller, acting as an amplifier with a constant gain, demonstrates proportional control, with output directly mirroring input.
Designing a continuous-data controller requires selecting and linking components like adders and integrators, which are fundamental in Proportional,...
748
Multi-input and Multi-variable systems01:22

Multi-input and Multi-variable systems

508
Cruise control systems in cars are designed as multi-input systems to maintain a driver's desired speed while compensating for external disturbances such as changes in terrain. The block diagram for a cruise control system typically includes two main inputs: the desired speed set by the driver and any external disturbances, such as the incline of the road. By adjusting the engine throttle, the system maintains the vehicle's speed as close to the desired value as possible.
In the absence of...
508
Design Example: Creating a Hydraulic Model of a Dam Spillway01:21

Design Example: Creating a Hydraulic Model of a Dam Spillway

950
Scaled hydraulic models of dam spillways provide a practical way to replicate and study the intricate flow dynamics of these structures. Often built to a 1:15 ratio, these models allow for observing critical water behavior, such as velocity distribution, flow patterns, and energy dissipation.
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Design Example: Automobile Ignition System01:14

Design Example: Automobile Ignition System

651
The automobile's ignition system plays a vital role by ensuring the timely ignition of the fuel-air mixture in each cylinder. This ignition is facilitated by a spark plug, which is composed of two electrodes separated by an air gap. A spark forms across this air gap when a substantial voltage is generated between the electrodes, leading to the ignition of the fuel.
One can generate a large voltage using a car battery of 12 volts with the help of inductors. Inductors are known for opposing...
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The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
11:53

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

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内部モデル ダイレクト・ドラゴンフライ・インターセプト ステアリング・ステアリング

Matteo Mischiati1, Huai-Ti Lin1, Paul Herold1

  • 1Janelia Research Campus, Howard Hughes Medical Institute; 19700 Helix Drive, Ashburn, Virginia 20147, USA.

Nature
|December 10, 2014
PubMed
まとめ
この要約は機械生成です。

ドラゴンフライは,人間の到達に似て,獲物を傍受するために内部モデルを使用します. 彼らの脳は,獲物の動きと身体のダイナミクスを予測し,精密な操縦を可能にします.

さらに関連する動画

Insect-machine Hybrid System: Remote Radio Control of a Freely Flying Beetle Mercynorrhina torquata
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Operant Learning of Drosophila at the Torque Meter
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関連する実験動画

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The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
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Insect-machine Hybrid System: Remote Radio Control of a Freely Flying Beetle Mercynorrhina torquata
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Operant Learning of Drosophila at the Torque Meter
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科学分野:

  • 神経科学は神経科学である.
  • 動物の行動 動物の行動
  • ロボット工学 ロボット工学 ロボット工学

背景:

  • 脊椎動物における感覚運動制御は,伸縮などの行動に対して,内部モデルに依存しています.
  • 脊椎動物における予測制御のための内部モデルの使用は十分に理解されていません.
  • ドラゴンフライの捕獲物捕獲は,標的を狙うような複雑な行動である.

研究 の 目的:

  • ドラゴンフライが獲物を捕獲するために内部モデルを使用しているかどうかを調査する.
  • 身体のダイナミクスと獲物の動きの内部モデルが,捕獲時のドラゴンフライの飛行制御をどの程度駆動するかを判断する.

主な方法:

  • ドラゴンフライの頭と体の位置と飛行中の方向を同時に追跡する.
  • 飛行データを分析し,操縦操作における予測モデルの役割を推測する.
  • 観測された飛行制御と,前向きと逆向きのダイナミックモデルからの予測の比較.

主要な成果:

  • ドラゴンフライのインターセプト・ステアリングは,体動力学と獲物の動きの内部モデルによって大きく左右されます.
  • 予測型の頭部回転は,獲物の角度位置を継続的に追跡します.
  • 頭と体の角度は,肉体の回転を誘導し,獲物の飛行経路と整列させる;視力は予期せぬ動きを処理する.

結論:

  • ドラゴンフライは,獲物を傍受する際にセンソモーター制御のための洗練された内部モデルを使用します.
  • モデル駆動制御は,ほとんどのインターセプト・ステアリングの基礎であり,視覚は反応的調整に使用されます.
  • これらの発見は,昆虫の行動における高度な計算戦略を明らかにしています.