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相关概念视频

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...
1.2K
Controller Configurations01:22

Controller Configurations

460
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.
950
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...
651

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相关实验视频

Updated: Apr 19, 2026

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

Published on: October 14, 2017

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内部模型 直接的龙拦截方向盘

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
概括
此摘要是机器生成的。

龙使用内部模型来拦截猎物,类似于人类的伸手. 它们的大脑预测猎物的运动和身体动态,以精确地控制方向.

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Insect-machine Hybrid System: Remote Radio Control of a Freely Flying Beetle Mercynorrhina torquata
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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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相关实验视频

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11:53

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

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科学领域:

  • 神经科学是一个神经科学.
  • 动物行为 动物行为
  • 机器人技术 机器人技术 机器人技术

背景情况:

  • 脊椎动物的感觉运动控制依赖于内部模型来执行诸如伸手之类的行动.
  • 在无脊椎动物中使用内部模型进行预测控制的用途尚未得到充分理解.
  • 在中捕捉猎物是一种复杂的行为,类似于有针对性的捕获.

研究的目的:

  • 调查龙是否利用内部模型来拦截猎物.
  • 为了确定身体动力学和猎物运动的内部模型在拦截过程中在多大程度上驱动龙飞行控制.

主要方法:

  • 在飞行过程中同时跟踪龙头部和身体的位置和方向.
  • 分析飞行数据以推断预测模型在转向机动中的作用.
  • 观察到的飞行控制与前向和逆向动态模型的预测进行比较.

主要成果:

  • 龙拦截方向盘在很大程度上是由身体动态和猎物运动的内部模型驱动的.
  • 预测头部旋转持续追踪猎物的角度位置.
  • 头与身体的角度指导身体的旋转,使其与猎物的飞行路径保持一致;视觉处理意想不到的动作.

结论:

  • 龙在捕捉猎物时使用复杂的内部模型来进行传感运动控制.
  • 模型驱动的控制是大多数拦截方向盘的基础,视觉用于反应性调整.
  • 这些发现揭示了昆虫行为的先进计算策略.