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

Fluid Pressure over Flat Plate of Variable Width01:02

Fluid Pressure over Flat Plate of Variable Width

1.3K
When a flat plate is submerged in a fluid, the fluid exerts pressure on the plate. This pressure can lead to many different phenomena, including drag and buoyancy. To understand the behavior of the fluid over a flat plate of variable width, it is essential to analyze the distribution of the pressure exerted.
The pressure distribution on the plate can be calculated by determining the force that acts on a differential area strip of the plate. Thus, the magnitude of the force is equal to the...
1.3K
Fluid Pressure over Curved Plate of Constant Width01:12

Fluid Pressure over Curved Plate of Constant Width

1.1K
When a curved plate of constant width is submerged in a liquid, the pressure acting normal to the plate varies continuously both in magnitude and direction. Calculating the magnitude and location of the resultant force at a point is often challenging for such cases. One of the methods to determine the resultant force and its location involves separately calculating the horizontal and vertical components of the resultant force. This complex calculation can be simplified by representing the...
1.1K
Fluid Pressure over Flat Plate of Constant Width01:05

Fluid Pressure over Flat Plate of Constant Width

1.5K
When a body is submerged in water, it experiences fluid pressure acting normal on its surface and distributed over its area. For better design structures, it is crucial to determine the magnitude and location of the resultant force acting on the surface. In the case of a rectangular plate of constant width submerged in water, the pressure increases with depth, resulting in a linearly varying trapezoidal pressure distribution from the upper to the lower edge of the plate.
The resultant force...
1.5K
Physical Pendulum01:06

Physical Pendulum

1.6K
When a rigid body is hanging freely from a fixed pivot point and is displaced, it oscillates similar to a simple pendulum and is known as a physical pendulum. The period and angular frequency of a physical pendulum are obtained by using the small-angle approximation and drawing parallels with a spring-mass system. The small-angle approximation (sinθ=θ) is valid up to about 14°.
When dealing with complicated systems, the mass moment of inertia is an important parameter, as it...
1.6K
Two-Dimensional Force System01:20

Two-Dimensional Force System

871
A two-dimensional system in mechanical engineering involves the analysis of motion and forces in a plane. A two-dimensional force vector can be resolved into its components as:
871
Internal Forces and Center of Gravity01:25

Internal Forces and Center of Gravity

291
Internal forces and the center of gravity are fundamental concepts in mechanics, playing a crucial role in understanding the behavior and stability of structures and objects under various conditions. A comprehensive understanding of these principles is essential for engineers, architects, and designers to create safe and efficient systems.
Internal forces are generated within a body due to the interaction between its particles. These forces can be categorized into tension, compression, and...
291

You might also read

Related Articles

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

Sort by
Same author

A 6-week coordinative motor training program improves spatial ability performances in healthy children.

Frontiers in cognition·2026
Same author

Effects of restricted compared to free arms motion during standing and walking at height in healthy adolescents.

Scientific reports·2026
Same author

Acceptance, needs and demands of e-mental health interventions in adolescent elite athletes.

Discover mental health·2026
Same author

Impact of height-induced postural threat and arm movement strategies while performing a semi-static balance task: Comparison of postural control and emotional state outcomes between children and young adults.

Gait & posture·2026
Same author

Influence of Different Arm Movement Strategies on Subjective Task-Related Perceptions and Walking Outcomes Under Single- and Dual-Task Conditions in Healthy Children Compared to Young Adults.

Brain sciences·2026
Same author

Daytime sleep following observational practice does not enhance a visual-spatial and a motor representation.

Experimental brain research·2026

Related Experiment Video

Updated: May 30, 2025

Postural Organization of Gait Initiation for Biomechanical Analysis Using Force Platform Recordings
06:21

Postural Organization of Gait Initiation for Biomechanical Analysis Using Force Platform Recordings

Published on: July 26, 2022

2.4K

Pendulum model to compare center of pressure data between different force plates.

Sam Limpach1, Peter Leinen1, Thomas Muehlbauer2

  • 1Saarland University, Im Stadtwald B8.2, Saarbrücken D-66123, Germany.

Gait & Posture
|January 29, 2025
PubMed
Summary

A new method using a two-point suspension pendulum effectively tests force plate comparability for center of pressure (CoP) measurement. This ensures reliable postural control data across different force transducers.

Keywords:
Force sensorsMeasurement systemsPostural control

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
Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior
10:52

Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior

Published on: April 13, 2016

8.7K

Related Experiment Videos

Last Updated: May 30, 2025

Postural Organization of Gait Initiation for Biomechanical Analysis Using Force Platform Recordings
06:21

Postural Organization of Gait Initiation for Biomechanical Analysis Using Force Platform Recordings

Published on: July 26, 2022

2.4K
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
Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior
10:52

Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior

Published on: April 13, 2016

8.7K

Area of Science:

  • Biomechanics
  • Sensor Technology
  • Human Movement Analysis

Background:

  • Force plates are crucial for measuring postural control.
  • Variations in sensor type and placement affect force plate measurements.
  • Ensuring comparability between different force plates is essential for accurate data.

Purpose of the Study:

  • To introduce a novel method for assessing the comparability of two force plates with differing force transducers.
  • To evaluate the center of pressure (CoP) capturing capabilities of distinct force plate models.

Main Methods:

  • Compared two portable force plates (Kistler 9260AA and AMTI AccuSway-Optimized ACS-O).
  • Utilized a two-point suspension pendulum to generate repeatable CoP data.
  • Applied z-transformation and superposition for data comparison, calculating interclass correlation coefficients (ICC).

Main Results:

  • The interclass correlation coefficients (ICC) for the x-axis (0.990) and y-axis (0.987) indicated excellent agreement between the force plates.
  • The two-point suspension pendulum method produced highly repeatable and nearly identical oscillations for CoP calculation.

Conclusions:

  • The presented method reliably assesses force plate comparability for center of pressure (CoP) measurements.
  • This technique allows for accurate comparison of force plates with different transducers.
  • The findings support the use of this method for ensuring data consistency in postural control studies.