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

Design Example: Creating a Hydraulic Model of a Dam Spillway01:21

Design Example: Creating a Hydraulic Model of a Dam Spillway

561
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.
561
Typical Model Studies01:30

Typical Model Studies

543
Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.
543
Design Example: Design of an Irrigation Channel01:27

Design Example: Design of an Irrigation Channel

615
Trapezoidal channels are widely used in irrigation systems due to their cost-effectiveness and efficiency in conveying water. Trapezoidal channels feature a flat bottom and sloping sides, making them stable and easier to construct compared to other shapes. The bottom width and side slope ratio are determined based on the required flow capacity and site conditions. The side slope is kept gentle for unlined channels to prevent soil erosion.Hydraulic parameters in channel design include the flow...
615
Dimensional Analysis01:27

Dimensional Analysis

554
Dimensional analysis is a valuable technique in fluid mechanics for simplifying complex problems by reducing them into dimensionless groups. These groups capture the essential relationships between the variables involved, allowing researchers and engineers to analyze fluid flow without dealing with each variable individually. This approach reduces the number of independent variables, allowing for easier analysis and better understanding of physical phenomena.
In fluid mechanics, dimensional...
554

You might also read

Related Articles

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

Sort by
Same author

Z-scheme heterojunction based organic photoelectrochemical transistors for ultrasensitive methyl parathion detection.

Mikrochimica acta·2026
Same author

Multi-scale dynamic cooperative attention network for auditory attention detection.

Biomedical physics & engineering express·2026
Same author

Effects of Different Nutrient Management Regimes on Rice Yield and Nitrogen Uptake and Use Efficiency.

Plants (Basel, Switzerland)·2026
Same author

SE-SNN: Squeeze-and-Excitation-Enhanced Spiking Neural Networks with Learnable Neuron Dynamics for Event-Based Vision.

Biomimetics (Basel, Switzerland)·2026
Same author

The association between maternal and paternal parenting styles and adolescents' overall mental problem: a longitudinal study.

BMC psychology·2026
Same author

Multi-omics-guided discovery of CYP5035 enables heterologous production and engineering of pachymic acid in yeast.

Journal of biological engineering·2026

Related Experiment Video

Updated: Dec 14, 2025

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump
09:04

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump

Published on: June 1, 2022

3.4K

Simulation analysis of fertilizer discharge process using the Discrete Element Method (DEM).

Kemoh Bangura1,2, Hao Gong1, Ruoling Deng1

  • 1College of Engineering, South China Agricultural University, Guangzhou, China.

Plos One
|July 17, 2020
PubMed
Summary

A new spiral grooved-wheel fertilizer discharge device significantly improves fertilizer application. This novel design enhances discharge rate and uniformity compared to traditional straight grooved-wheels.

More Related Videos

Procedure to Evaluate the Efficiency of Flocculants for the Removal of Dispersed Particles from Plant Extracts
10:37

Procedure to Evaluate the Efficiency of Flocculants for the Removal of Dispersed Particles from Plant Extracts

Published on: April 9, 2016

9.2K
Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds
12:50

Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds

Published on: September 26, 2017

11.7K

Related Experiment Videos

Last Updated: Dec 14, 2025

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump
09:04

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump

Published on: June 1, 2022

3.4K
Procedure to Evaluate the Efficiency of Flocculants for the Removal of Dispersed Particles from Plant Extracts
10:37

Procedure to Evaluate the Efficiency of Flocculants for the Removal of Dispersed Particles from Plant Extracts

Published on: April 9, 2016

9.2K
Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds
12:50

Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds

Published on: September 26, 2017

11.7K

Area of Science:

  • Agricultural Engineering
  • Soil Science
  • Mechanics

Background:

  • Fertilizer application efficiency is crucial for crop yield and environmental protection.
  • The fertilizer discharge process directly impacts application rate and uniformity.
  • Conventional straight grooved-wheel devices have limitations in performance.

Purpose of the Study:

  • To design and evaluate a novel spiral grooved-wheel fertilizer discharge device.
  • To compare its performance against a conventional straight grooved-wheel.
  • To provide a theoretical basis for designing improved fertilizer applicators.

Main Methods:

  • Design of a spiral grooved-wheel fertilizer discharge device.
  • Experimental testing of both spiral and straight grooved-wheel devices.
  • Simulation analysis using the discrete element method (DEM).
  • Assessment of discharge mass rate, uniformity, and particle falling velocity.

Main Results:

  • The spiral grooved-wheel demonstrated a higher fertilizer discharge mass rate.
  • Significantly improved fertilizer discharge uniformity was observed with the spiral design.
  • The spiral grooved-wheel resulted in a higher average falling velocity of fertilizer particles.
  • DEM simulations showed less than 10% relative error compared to experimental results.

Conclusions:

  • The spiral grooved-wheel fertilizer discharge device outperforms the conventional straight grooved-wheel.
  • The new design offers enhanced fertilizer discharge rate and uniformity.
  • DEM simulations are reliable for predicting the performance of fertilizer discharge devices.