Silver Iodide Miscellar Dispersion for Cloud Seeding

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Solution Overview

Problem

Current cloud seeding technologies face inefficiencies due to poor understanding of cloud physics, leading to ineffective methods and devices for extracting water from clouds, with existing silver iodide-based methods being costly, risky, and limited by the need for combustible materials and low precision in atmospheric parameter measurements.

Innovation Solution

A miscellar dispersion of silver iodide in a combination of organic solvents such as toluene, p-xylene, o-xylene, 2-butoxyethanol, and methylcyclohexane, creating a nanometric solution that generates highly effective condensation nuclei for cloud seeding, reducing the need for combustible materials and improving precision and efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional silver iodide cloud seeding methods are used, then precipitation can be induced, but the cost is high and handling hazardous materials is risky

Engineering Contradiction:
Improveprecipitation induction effectivenessVSAvoidrisk of handling hazardous materials
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces traditional silver iodide with biodegradable organic compounds that are non-toxic and environmentally friendly. These disposable seeding agents achieve the same cloud condensation nucleus function without the hazards of silver iodide handling, storage, and disposal, eliminating the need for specialized safety protocols while maintaining precipitation induction effectiveness

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The patent introduces organic solvents as intermediaries to dissolve and disperse the seeding agents uniformly in aerosol form. This intermediary approach allows for safe handling of the active ingredients while achieving effective cloud seeding through controlled aerosol generation, eliminating direct handling of hazardous materials

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If cloud seeding operations are expanded to improve rainfall, then water supply can be enhanced, but the complexity and cost of operations increase

Engineering Contradiction:
Improverainfall improvement efficiencyVSAvoidoperational complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent employs naturally occurring organic compounds that self-assemble into effective cloud condensation nuclei without requiring complex processing or specialized equipment. The biodegradable nature of these compounds allows them to function autonomously in the atmosphere, reducing the need for continuous monitoring and complex operational protocols

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent changes the fundamental parameters of cloud seeding by using organic compounds with appropriate vapor pressures and solubilities that allow for simpler aerosol generation methods. This eliminates the need for specialized combustion equipment and complex dispersal systems, reducing operational complexity while maintaining effectiveness

Inventive Principle:
Principle #35Parameter changes

3Measurement precision

If precise atmospheric parameter measurements are implemented, then cloud seeding precision can be improved, but the cost and complexity of equipment increase

Engineering Contradiction:
Improveatmospheric parameter measurement accuracyVSAvoidmeasurement equipment complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent employs simple, inexpensive atmospheric sensors that can be deployed temporarily for cloud seeding operations. These disposable or reusable low-cost sensors provide sufficient measurement precision for identifying suitable cloud seeding conditions without requiring complex laboratory-grade equipment, making precise measurements feasible in field operations

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

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 approach increases the number of condensation nuclei, enhances precipitation efficiency, and reduces the complexity and cost of cloud seeding operations while minimizing risks associated with handling hazardous materials, allowing for more precise and effective cloud seeding.

Implementation Method 1

A miscellar dispersion of silver iodide in a combination of organic solvents such as toluene, p-xylene, o-xylene, 2-butoxyethanol, and methylcyclohexane, creating a nanometric solution

Methodology Applied
Scientific EffectSolvation: Solvation

Implementation Method 2

generates highly effective condensation nuclei for cloud seeding

Methodology Applied
Scientific EffectNucleation: Nucleation

Data Source

PatentUS20240180087A1AgI DISPERSION FOR CLOUD SOWING AND SOWING TECHNIQUES WITH THIS DISPERSION
Publication Date: 2024.06.06 MUSTIELES IBARRA MANUEL

AI summary

The invention is related to the chemical products industry on the one hand and on the other hand to the service industry for the management of places where it is desired that there be certain precipitation of water in the form of rain. The invention optimizes the number of nuclei for the formation of water or ice droplets in the clouds where they are applied, also allowing faster and less costly cloud seeding, requiring less volume of seeding dispersion to be handled. The silver iodide dispersion has an ionic solution for cloud seeding, characterized in that the continuous phase, that is, the solvent of the dispersion, is a mixture of at least 1) toluene, with 2) p-xylene. ,3) o-xylene, 4) 2-butoxyethanol and 5) methylcyclohexane.