Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

PI Controller: Design01:24

PI Controller: Design

250
Proportional Integral (PI) controllers are a fundamental component in modern control systems, widely used to enhance performance and mitigate steady-state errors. They are particularly effective in applications such as automatic brightness adjustment on smartphones, where they excel at mitigating steady-state errors for step-function inputs. Unlike PD controllers, which require time-varying errors to function optimally, PI controllers leverage their integral component to address residual...
250
PD Controller: Design01:26

PD Controller: Design

222
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,...
222
Hydraulic Jump: Problem Solving01:16

Hydraulic Jump: Problem Solving

59
To analyze a hydraulic jump in a rectangular channel with a flow speed of 6 meters per second, follow these steps:Calculate Effective Upstream Velocity:When the downstream gate closes, a hydraulic jump forms, traveling upstream at 2 meters per second. This wave speed combines with the initial channel flow velocity, creating an effective upstream velocity.Identify Flow Velocities Before and After the Hydraulic Jump:Upstream of the hydraulic jump, the effective flow velocity includes both the...
59
Electro-mechanical Systems01:19

Electro-mechanical Systems

944
Electromechanical systems are intricate configurations that effectively combine electrical and mechanical elements to achieve a desired outcome. Central to many of these systems is the DC motor, a device that converts electrical energy into mechanical motion, enabling various applications ranging from simple fans to complex robotic mechanisms.
A key component of the DC motor is the armature, a rotating circuit positioned within a magnetic field. As an electric current passes through the...
944
Clamper Circuit01:14

Clamper Circuit

410
A clamper circuit, also known as a DC restorer, represents a specialized variant of the rectifier circuit, notable for its method of taking the output across the diode rather than the capacitor. This configuration lends to several distinctive applications, particularly in handling square wave inputs.
Within this circuit, the diode's orientation prompts the capacitor to charge up to the level of the most negative peak of the input signal. Upon reaching this state, the diode ceases to...
410
Control System Problem01:21

Control System Problem

113
In an open-loop system, such as a basic thermostat, the poles of the transfer function influence the system's response but do not determine its stability. However, when feedback is introduced to form a closed-loop system, such as an advanced thermostat that adjusts heating based on room temperature, stability is governed by the new poles of the closed-loop transfer function.
When forming a closed-loop system, issues can arise if the poles cross into the unstable region, leading to potential...
113

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

The Triangular Model of Psychological Stress, Sleep Disorders and Food Addiction in T2DM: An Integrative Review Based on Shared Molecular Mechanisms.

Nutrients·2026
Same author

MLP-residual surrogate model for aerodynamic prediction in projectile external flows.

Science progress·2026
Same author

A Multilayer Decision-Making Method for UAV Formation Cooperative Flight in Complex Urban Environments.

Sensors (Basel, Switzerland)·2026
Same author

Dual-functional carboxymethyl-β-cyclodextrin for enhanced peroxydisulfate/Fe<sup>2+</sup> removal of tetrachloroethylene in simulated groundwater.

Journal of environmental management·2026
Same author

Near-infrared-driven self-propelled Janus nanomotors penetrate persistent biofilms to deliver anti-inflammatory and photothermal therapies for accelerated wound healing.

Biomaterials·2026
Same author

A Metaheuristic Optimization Algorithm for Task Clustering in Collaborative Multi-Cluster Systems.

Sensors (Basel, Switzerland)·2026
Same journal

Correction: A method for supervoxel-wise association studies of age and other non-imaging variables from coronary computed tomography angiograms.

Scientific reports·2026
Same journal

Poly(bromophenol blue)/CoSn(OH)<sub>6</sub> cubic particles modified pencil graphite electrode for electrochemical determination of diphenhydramine.

Scientific reports·2026
Same journal

Dietary Chlorella, Spirulina, and acidifier modulate jejunal cytokine-related gene expression in broiler chickens.

Scientific reports·2026
Same journal

Perceived physical activity barriers in university students: associations with fatigue and eating behaviours.

Scientific reports·2026
Same journal

Refuge limitation structures habitat use in agricultural landscapes: evidence from Sunda pangolins.

Scientific reports·2026
Same journal

Lightweight stateless transaction verification with outsourced witness updates for UTXO blockchains.

Scientific reports·2026
See all related articles

Related Experiment Video

Updated: Jun 27, 2025

The Bionic Clicker Mark I & II
08:23

The Bionic Clicker Mark I & II

Published on: August 14, 2017

16.4K

A bionic bird jumping grasping structure design based on stm32 development board control.

Chunpeng Zhang1,2, Weiping Shao3,4, Yongping Hao5,2

  • 1School of Mechanical Engineering, Shenyang Ligong University, Shenyang, 110159, China.

Scientific Reports
|May 7, 2024
PubMed
Summary
This summary is machine-generated.

This study designed a bionic bird lower limb for jumping and grasping, using a PID algorithm for precise motor control. The optimized foot structure enhances stability and grasping, improving the bionic ornithopter

Keywords:
Bouncing grabLower limb structureThe bionic birdstm32

More Related Videos

Insect-machine Hybrid System: Remote Radio Control of a Freely Flying Beetle Mercynorrhina torquata
10:17

Insect-machine Hybrid System: Remote Radio Control of a Freely Flying Beetle Mercynorrhina torquata

Published on: September 2, 2016

12.2K
Cardiac Muscle-cell Based Actuator and Self-stabilizing Biorobot - PART 1
11:22

Cardiac Muscle-cell Based Actuator and Self-stabilizing Biorobot - PART 1

Published on: July 11, 2017

8.1K

Related Experiment Videos

Last Updated: Jun 27, 2025

The Bionic Clicker Mark I & II
08:23

The Bionic Clicker Mark I & II

Published on: August 14, 2017

16.4K
Insect-machine Hybrid System: Remote Radio Control of a Freely Flying Beetle Mercynorrhina torquata
10:17

Insect-machine Hybrid System: Remote Radio Control of a Freely Flying Beetle Mercynorrhina torquata

Published on: September 2, 2016

12.2K
Cardiac Muscle-cell Based Actuator and Self-stabilizing Biorobot - PART 1
11:22

Cardiac Muscle-cell Based Actuator and Self-stabilizing Biorobot - PART 1

Published on: July 11, 2017

8.1K

Area of Science:

  • Robotics and Biomechanics
  • Bio-inspired Engineering

Background:

  • Birds utilize specialized leg and foot structures for efficient takeoff, landing, and grasping.
  • Bionic systems often mimic avian locomotion for enhanced performance.

Purpose of the Study:

  • To design and optimize a bionic bird's lower limb structure for effective jumping and grasping.
  • To enhance the stability and grasping capabilities of bionic ornithopters.

Main Methods:

  • A bionic bird lower limb was designed, referencing avian leg functions.
  • A Proportional-Integral-Derivative (PID) algorithm on an STM32 development board controlled motor speed via a sinusoidal waveform.
  • Bionic paw structure was optimized based on grasping response time and force.
  • A photosensitive sensor enabled intelligent control of the grasping action.
  • ADAMS software was used for kinematic verification of the lower limb structure.

Main Results:

  • The four- and three-toed foot structures demonstrated superior body stability during fast grasping.
  • Adjusting the sinusoidal waveform rate of motor speed effectively improved the bionic ornithopter's push-lift ratio.
  • The intelligent control system, utilizing photosensitive sensors, ensured precise grasping actions.

Conclusions:

  • The developed bionic bird lower limb effectively replicates avian jumping and grasping functions.
  • Optimized foot morphology and intelligent control are crucial for enhancing bionic ornithopter performance.
  • This research provides a foundation for more advanced bio-inspired robotic locomotion systems.