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

Relative Motion Analysis using Rotating Axes-Problem Solving01:29

Relative Motion Analysis using Rotating Axes-Problem Solving

382
Consider a crane whose telescopic boom rotates with an angular velocity of 0.04 rad/s and angular acceleration of 0.02 rad/s2. Along with the rotation, the boom also extends linearly with a uniform speed of 5 m/s. The extension of the boom is measured at point D, which is measured with respect to the fixed point C on the other end of the boom. For the given instant, the distance between points C and D is 60 meters.
Here, in order to determine the magnitude of velocity and acceleration for point...
382
Load along a Single Axis01:29

Load along a Single Axis

271
In structural engineering, the analysis of beams subjected to varying loads is a critical aspect of understanding the behavior and performance of these structural elements. A common scenario involves a beam subjected to a combination of different load distributions.
Consider a beam of length L subjected to a varying load, which is a combination of parabolic and trapezoidal load distribution along the x-axis. In this case, it is essential to determine the resultant loads, their locations, and...
271
Absolute Motion Analysis- General Plane Motion01:24

Absolute Motion Analysis- General Plane Motion

199
Visualize a drone, with its propellers spinning rapidly, hovering mid-air. The fascinating movements and operations of this drone can be comprehended by applying the principle of general plane motion.
As the drone's propellers rotate, an upward force is generated that counteracts the force of gravity, enabling the drone to lift off from the ground. This initial movement of the drone is along a straight path, representing a form of translational motion. In this phase, every point on the...
199
Planar Rigid-Body Motion01:22

Planar Rigid-Body Motion

370
Understanding the movement of a rigid body in planar motion involves recognizing that every particle within this body is traversing a path that maintains a consistent distance from a specific plane. This concept is fundamental in the study of physics and mechanical engineering, and it allows us to comprehend better how objects move in space.
Planar motion is typically divided into three distinct categories. The first is rectilinear translation, demonstrated by a subway train that moves along...
370
Rolling Resistance: Problem Solving01:17

Rolling Resistance: Problem Solving

279
Rolling resistance, also known as rolling friction, is the force that resists the motion of a rolling object, such as a wheel, tire, or ball, when it moves over a surface. It is caused by the deformation of the object and the surface in contact with each other, as well as other factors like internal friction, hysteresis, and energy losses within the materials. Rolling resistance opposes the object's motion, requiring additional energy to overcome it and maintain movement. In practical...
279
Relative Motion Analysis - Acceleration01:10

Relative Motion Analysis - Acceleration

320
A slider-crank mechanism converts rotational motion from the crank into linear motion of the slider or vice versa. This mechanism consists of three main parts: the crank, the connecting rod, and the slider. The movement of the slider-crank is an example of general plane motion as the fluctuating angle between the crank and the connecting rod. Consider a segment AB where point A is at the end of the slider and point B is on the diametrically opposite end to point A, on a crack. The variance in...
320

You might also read

Related Articles

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

Sort by
Same author

Optimizing Postoperative Management in Deficient Mismatch Repair/Microsatellite Instability-High Gastric or Gastroesophageal Junction Adenocarcinoma: A Multicenter Retrospective Study.

Journal of gastric cancer·2026
Same author

Trends of autoimmune diseases in men and inequities in healthcare access and quality in young, working and postworking individuals: a global analysis of 32-year epidemiological study.

BMJ public health·2026
Same author

Integrating bulk RNA-seq, Mendelian randomization and single-cell RNA-seq to elucidate the roles of lactate metabolism related markers-SLC25A4 and keratinocyte in the pathogenesis of psoriasis.

Frontiers in immunology·2026
Same author

Evolution of cooperation in psychological games with costly information.

Journal of the Royal Society, Interface·2026
Same author

Guanylyl Cyclase 2C-Targeted Chimeric Antigen Receptor T-Cell Therapy in Patients With Metastatic Colorectal Cancer.

Journal of clinical oncology : official journal of the American Society of Clinical Oncology·2026
Same author

Real-World Treatment Patterns, HER2 Testing Practices, and Clinical Outcomes in HER2-Positive Locally Advanced or Metastatic Gastric or Gastroesophageal Junction Cancer.

Advances in therapy·2026

Related Experiment Video

Updated: May 25, 2025

Operation of the Collaborative Composite Manufacturing CCM System
10:09

Operation of the Collaborative Composite Manufacturing CCM System

Published on: October 1, 2019

6.5K

Scene-Adaptive Loader Trajectory Planning and Tracking Control.

Yingnan Li1, Wenwen Dong2, Tianhao Zheng1

  • 1Key Laboratory of CNC Equipment Reliability, Ministry of Education, School of Mechanical and Aerospace Engineering, Jilin University, Changchun 130022, China.

Sensors (Basel, Switzerland)
|February 26, 2025
PubMed
Summary
This summary is machine-generated.

This study introduces an autonomous path planning and tracking system for wheel loaders, enhancing safety and efficiency. The framework enables loaders to navigate complex environments and perform tasks independently, reducing operator risk.

Keywords:
dynamic grid mapshierarchical tracking controltrajectory planning and controlwheel loader

More Related Videos

Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb
08:24

Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb

Published on: August 30, 2016

10.2K
Design and Use of an Apparatus for Presenting Graspable Objects in 3D Workspace
09:11

Design and Use of an Apparatus for Presenting Graspable Objects in 3D Workspace

Published on: August 8, 2019

5.7K

Related Experiment Videos

Last Updated: May 25, 2025

Operation of the Collaborative Composite Manufacturing CCM System
10:09

Operation of the Collaborative Composite Manufacturing CCM System

Published on: October 1, 2019

6.5K
Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb
08:24

Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb

Published on: August 30, 2016

10.2K
Design and Use of an Apparatus for Presenting Graspable Objects in 3D Workspace
09:11

Design and Use of an Apparatus for Presenting Graspable Objects in 3D Workspace

Published on: August 8, 2019

5.7K

Area of Science:

  • Robotics
  • Artificial Intelligence
  • Mechanical Engineering

Background:

  • Wheel loaders are vital for production and transport, but operator tasks are often high-risk and repetitive.
  • Advancements in vehicle intelligence necessitate automating loader operations to improve safety and efficiency.

Purpose of the Study:

  • To develop an efficient path planning and tracking framework for autonomous wheel loaders.
  • To address challenges in autonomous navigation and trajectory control specific to loaders' unique structures and operating conditions.

Main Methods:

  • Improved Hybrid A* search algorithm integrated with dynamic grid maps for path planning in unstructured environments.
  • Hierarchical control-based trajectory tracking controller incorporating an extended state observer and fuzzy fractional-order PID for hydraulic articulated steering.

Main Results:

  • Autonomous planning of loader operating paths in unstructured environments meeting production efficiency requirements.
  • Accurate trajectory tracking control despite nonlinearities and disturbances in hydraulic articulated steering.
  • Successful real-time autonomous task completion in dynamically changing scenarios through field experiments.

Conclusions:

  • The proposed framework enables autonomous operation of wheel loaders, enhancing safety and efficiency.
  • The system effectively handles unstructured environments and complex steering dynamics.
  • This research paves the way for intelligent automation in heavy machinery operations.