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

Impact: Problem Solving01:26

Impact: Problem Solving

410
In an experiment conducted during a Mars mission, a rover propels a projectile with an initial velocity, and the projectile rebounds after colliding with the Martian surface. To ascertain the maximum height attained by the projectile after this collision, the known restitution coefficient and acceleration due to gravity are employed.
By designating the launch point as the origin and utilizing kinematic equations, the vertical component of the projectile's velocity at the point of impact is...
410
Reduced Mass Coordinates: Isolated Two-body Problem01:12

Reduced Mass Coordinates: Isolated Two-body Problem

2.2K
In classical mechanics, the two-body problem is one of the fundamental problems describing the motion of two interacting bodies under gravity or any other central force. When considering the motion of two bodies, one of the most important concepts is the reduced mass coordinates, a quantity that allows the two-body problem to be solved like a single-body problem. In these circumstances, it is assumed that a single body with reduced mass revolves around another body fixed in a position with an...
2.2K
Eccentric Axial Loading in a Plane of Symmetry01:16

Eccentric Axial Loading in a Plane of Symmetry

481
Eccentric axial loading occurs when an axial load is applied away from the centroidal axis of a structural member. This scenario is common in engineering, where structural elements may not be directly aligned due to various design or functional requirements.
481
Moments of Inertia for Composite Areas01:20

Moments of Inertia for Composite Areas

1.6K
Composite areas are structures with multiple basic shapes connected in some way. These shapes usually include rectangles, triangles, circles, and other basic shapes that are connected in such a way as to form a single structure. Calculating the second moment of area for a composite area is essential when trying to understand the structure's overall stiffness.
The second moment of area, also known as the moment of inertia, measures a structure's resistance to bending. It is calculated by...
1.6K
Transformation of Plane Stress01:18

Transformation of Plane Stress

635
Studying stress transformation is essential in understanding how stress components within a material, like a cube under plane stress, change with rotation. This change is analyzed by considering a prismatic element within the cube. As the element rotates, the stress components acting on it—both normal and shearing stresses—change in magnitude and orientation. This change is quantified using trigonometric functions of the rotation angle, relating the forces acting on the rotated element's...
635
Relative Motion Analysis using Rotating Axes01:25

Relative Motion Analysis using Rotating Axes

819
Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame.
However, to express the relative position of point B relative to point A, an additional frame of reference, denoted as x'y', is necessary. This additional frame not only translates but also rotates relative to the fixed frame, making it...
819

You might also read

Related Articles

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

Sort by
Same author

End-to-End Mandarin Speech Reconstruction Based on Ultrasound Tongue Images Using Deep Learning.

IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society·2025
Same author

Hybrid Quantum Deep Learning With Superpixel Encoding for Earth Observation Data Classification.

IEEE transactions on neural networks and learning systems·2025
Same author

Comparison of different approaches applied for surgical correction of partial anomalous pulmonary venous connection.

Cardiology in the young·2025
Same author

Enhanced heart sound anomaly detection via WCOS: a semi-supervised framework integrating wavelet, autoencoder and SVM.

Frontiers in neuroinformatics·2025
Same author

Inhibition of soluble epoxide hydrolase ameliorates cerebral blood flow autoregulation and cognition in alzheimer's disease and diabetes-related dementia rat models.

GeroScience·2025
Same author

Developing Soluplus®-Based Microparticle Amorphous Solid Dispersions with High Drug Loading for Enhanced Celecoxib Dissolution via Electrospraying.

AAPS PharmSciTech·2025
Same journal

RETRACTED: Zhang et al. A Novel Framework for Reconstruction and Imaging of Target Scattering Centers via Wide-Angle Incidence in Radar Networks. <i>Sensors</i> 2025, <i>25</i>, 6802.

Sensors (Basel, Switzerland)·2026
Same journal

Enhancing Unsupervised Multi-Source Domain Adaptation for Person Re-Identification via Mixture of Experts and Graph-Based Relation.

Sensors (Basel, Switzerland)·2026
Same journal

Development of an Instrumented Glove for Palmar Pressure Assessment in Kayakers.

Sensors (Basel, Switzerland)·2026
Same journal

Development and Experimental Validation of an Autonomous IoT-Based Monitoring System for Real-Time Water Quality Assessment in the Amazon River.

Sensors (Basel, Switzerland)·2026
Same journal

Semi-Supervised Adversarial Learning Framework for Controller Area Network Bus Intrusion Detection.

Sensors (Basel, Switzerland)·2026
Same journal

Smart Optimization Method for Safety Signs in Innovative Manufacturing Environments Integrating Industrial Field IoT Sensors and Knowledge Graphs.

Sensors (Basel, Switzerland)·2026
See all related articles

Related Experiment Video

Updated: Dec 31, 2025

Structural Design and Manufacturing of a Cruiser Class Solar Vehicle
14:57

Structural Design and Manufacturing of a Cruiser Class Solar Vehicle

Published on: January 30, 2019

14.3K

An Impact Location Algorithm for Spacecraft Stiffened Structure Based on Posterior Possibility Correlation.

Lei Qi1,2, Zhoumo Zeng1, Lichen Sun2

  • 1State Key Laboratory of Precision Measurement Technology and Instrument, Tianjin University, Tianjin 300072, China.

Sensors (Basel, Switzerland)
|January 16, 2020
PubMed
Summary
This summary is machine-generated.

This study presents a new algorithm for pinpointing impacts on spacecraft structures. The posterior probability correlation method accurately locates impact points, improving spacecraft safety and structural health monitoring.

Keywords:
acoustic emissionimpact locationposterior probabilityspacecraftstiffened structure

More Related Videos

Automatic Laser-based Geometry Capture for Finite Element Analysis of Weld Beads
07:58

Automatic Laser-based Geometry Capture for Finite Element Analysis of Weld Beads

Published on: July 25, 2025

677
Operation of the Collaborative Composite Manufacturing CCM System
10:09

Operation of the Collaborative Composite Manufacturing CCM System

Published on: October 1, 2019

7.0K

Related Experiment Videos

Last Updated: Dec 31, 2025

Structural Design and Manufacturing of a Cruiser Class Solar Vehicle
14:57

Structural Design and Manufacturing of a Cruiser Class Solar Vehicle

Published on: January 30, 2019

14.3K
Automatic Laser-based Geometry Capture for Finite Element Analysis of Weld Beads
07:58

Automatic Laser-based Geometry Capture for Finite Element Analysis of Weld Beads

Published on: July 25, 2025

677
Operation of the Collaborative Composite Manufacturing CCM System
10:09

Operation of the Collaborative Composite Manufacturing CCM System

Published on: October 1, 2019

7.0K

Area of Science:

  • Aerospace Engineering
  • Structural Health Monitoring
  • Applied Mathematics

Background:

  • Spacecraft safety relies on effective structural health monitoring (SHM) systems.
  • Accurate impact location is crucial for identifying damage in complex stiffened spacecraft structures.
  • Existing methods face challenges in precisely locating impacts on these structures.

Purpose of the Study:

  • To develop and validate a novel impact location algorithm for stiffened spacecraft structures.
  • To enhance the accuracy and reliability of impact detection in orbital vehicles.
  • To address the difficulties in pinpointing impact points within complex stiffened designs.

Main Methods:

  • A hybrid algorithm combining Gaussian cross-correlation possibility weight and Bayesian posterior probability methods.
  • Grid-based cross-correlation possibility weight superposition to improve time difference extraction accuracy.
  • Gaussian and normalized fitting to compensate for signal reflections, modal transformations, and amplitude attenuation.

Main Results:

  • The proposed algorithm effectively compensates for signal complexities in stiffened plates.
  • Location accuracy was significantly improved, achieving an average error of 2.57 cm with optimal sensor networks.
  • The posterior probability further refines the impact location results.

Conclusions:

  • The developed posterior probability correlation algorithm is suitable for impact source localization in complex stiffened plate structures.
  • This method enhances the capabilities of structural health monitoring systems for spacecraft.
  • The findings contribute to improved safety and maintenance strategies for orbital assets.