Magnetized Spray Nozzles for Drift Reduction
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Solution Overview
Problem
Irrigation systems face challenges in efficiently using water resources due to excessive groundwater depletion and spray drift, leading to reduced crop yields and increased water waste, despite the known benefits of magnetic treatment of irrigation water.
Innovation Solution
The system incorporates a plurality of magnets with high remanence, such as Neodymium or composite ceramic magnets, positioned close to the nozzle exit to magnetize liquid droplets, reducing spray drift and enhancing water attraction and retention in vegetation, while allowing for adjustable field strength and polar orientation to adapt to different application conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional spray equipment is used without magnetic treatment, then equipment simplicity is maintained, but water use efficiency deteriorates and spray drift increases
Solution Approach 1:
The patent introduces magnets as an intermediary component that mediates between the spray equipment and the liquid solution. The magnets generate a magnetic field that acts on the liquid solution containing magnetic particles, improving water use efficiency and reducing spray drift without fundamentally changing the spray equipment structure.
Solution Approach 2:
The patent changes the physical parameter of the liquid solution by introducing magnetic particles that respond to magnetic fields. This parameter change allows the liquid to be influenced by magnetic forces, improving attachment to vegetation and reducing drift, while maintaining conventional spray equipment.
2Reliability
If magnetic treatment is applied to liquid solution, then droplet attraction and attachment to vegetation improve, but equipment complexity increases
Solution Approach 1:
The magnets serve as an intermediary that enhances droplet attachment to vegetation. By placing magnets near the spray nozzle, they create a magnetic field that acts on magnetic particles in the liquid solution, improving droplet attraction and attachment reliability without requiring modification of the vegetation or droplet composition.
Solution Approach 2:
The magnetic treatment system is segmented into separate components: conventional spray equipment for delivering liquid and magnets for magnetic treatment. This segmentation allows the magnetic field generation to be added independently without redesigning the entire spray system, thus improving attachment while limiting complexity increase.
3Productivity
If high remanence magnets are positioned close to nozzle exit, then magnetic field strength increases and spray drift reduces, but risk of equipment clogging increases
Solution Approach 1:
The patent applies magnetic treatment locally near the nozzle exit where it is most needed for preventing spray drift, rather than throughout the entire spray system. This localized application maximizes spray efficiency while minimizing the volume of magnetic particles in the liquid pathway, reducing clogging risk.
Solution Approach 2:
The system allows for dynamic adjustment of magnet positioning and orientation relative to the nozzle exit. By optimizing the distance and angle dynamically, the system achieves maximum magnetic field strength for drift reduction while maintaining sufficient clearance to prevent equipment clogging.
4Adaptability or versatility
If adjustable field strength and polar orientation are implemented, then adaptability to different application conditions improves, but device complexity increases
Solution Approach 1:
The patent implements adjustable field strength through variable positioning of magnets relative to the nozzle, and adjustable polar orientation through rotatable magnet mounting. These dynamic adjustments provide adaptability to different application conditions (crop types, weather, spray patterns) without requiring multiple fixed magnetic assemblies, thus limiting complexity increase.
Solution Approach 2:
The magnetic assembly is designed with universal adjustability features that allow it to function effectively across multiple application scenarios. By making the magnet positioning and orientation adjustable, a single magnetic component can serve multiple functions and adapt to various spray equipment configurations, reducing the need for specialized components for different conditions.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This configuration results in lower water application rates, increased droplet attraction and attachment, improved crop yields, and enhanced disease resistance, while reducing leaf burn and equipment clogging, thereby optimizing water use and reducing waste.
Implementation Method 1
The system incorporates a plurality of magnets with high remanence, such as Neodymium or composite ceramic magnets, positioned close to the nozzle exit to magnetize liquid droplets
Data Source
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AI summary
An apparatus for configuring dispersing equipment for applying liquid solutions to vegetation, comprising: a plurality of nozzles for dispersing liquid in the form of liquid droplets; a plurality of magnets for applying a magnetic field to the liquid droplets; where the nozzles are configured to produce liquid droplets sized less than 400 microns and preferably less than 150 microns and more preferably within the range of 10 microns to 50 microns; where each magnet in the plurality of magnets has a magnetic remanence (Mr) of at least 0.9 and preferably at least 1.25; where the plurality of magnets are moveably mountable on the spray equipment to vary the field strength and polar orientation to adapt for application conditions and purposes; where the liquid solution includes at least water, and where the nozzles are positionable to produce air turbulence and a spray cloud consisting of liquid droplets impacting target vegetation during spraying.