Variable-Composition Fertilizer Distribution for Field-Specific Nutrients

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Solution Overview

Problem

Current fertilizer distribution methods apply the same product uniformly across a field, failing to account for varying growing conditions, leading to non-homogeneous nutrient requirements.

Innovation Solution

A device that produces and distributes solid fertilizer particles with varying compositions across a field using multiple containers and a 3D printer, allowing precise nutrient application based on different chemical ratios and types.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the same fertilizer product is applied across the entire field, then the distribution process is simple and efficient, but the fertilizer requirements are not met in areas with different growing conditions

Engineering Contradiction:
Improvefertilizer composition adaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The fertilizer product is segmented into multiple particulate compositions, each containing different nutrients or nutrient ratios. The device separately stores these compositions in multiple containers and distributes them in varying proportions to different field zones based on specific nutrient requirements, enabling customized fertilization without requiring separate application operations for each nutrient type.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device enables local quality by allowing different portions of the field to receive fertilizer compositions tailored to their specific needs. By varying the ratio of particulate compositions in the produced fertilizer particles, the system provides locally optimized nutrient delivery corresponding to variations in soil conditions, crop density, and growth stages across different field areas.

Inventive Principle:
Principle #3Local quality

2Manufacturing precision

If mononutrient fertilizers are used to meet specific nutrient requirements, then the fertilizer composition can be optimized for specific needs, but the number of application operations increases

Engineering Contradiction:
Improvefertilizer composition precisionVSAvoidapplication efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The device merges multiple mononutrient or multi-nutrient particulate compositions into a single customized fertilizer product containing multiple nutrients in specific ratios. By combining these compositions in one device and applying them simultaneously in a single operation, the system achieves the precision of customized nutrient delivery while maintaining the productivity of a single application pass, eliminating the need for multiple separate operations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The fertilizer applied is a composite material formed by combining multiple particulate compositions with different chemical compositions. This composite approach allows the device to deliver complex nutrient formulations tailored to specific field zone requirements, providing the composition precision of customized fertilizers while applying everything in one operation, thus avoiding multiple separate application passes.

Inventive Principle:
Principle #40Composite materials

3Measurement precision

If variable rate solid fertilizer application is used, then nitrogen distribution can be optimized, but the same product is applied across the whole field which is not suitable for multi-nutrient needs

Engineering Contradiction:
Improvenitrogen distribution precisionVSAvoidfertilizer composition versatility
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The device dynamically adjusts the composition of fertilizer particles in real-time by varying the ratio of different particulate compositions fed into the production mechanism. This dynamic adjustment capability allows the system to optimize nitrogen distribution in areas requiring it while simultaneously providing other nutrients in appropriate proportions, creating a versatile solution that adapts to the specific nutrient needs of different field zones rather than applying a fixed composition throughout.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12616083B2Device for distributing fertilizer
Publication Date: 2026.05.05 YARA INTERNATIONAL ASA
  • US12616083B2 patent drawing

AI summary

A device for distributing solid particles in a field, including elements for producing the solid particles from at least two solid, particulate compositions; the elements for producing including at least two containers for storing each of the solid, particulate compositions, wherein the elements for producing are capable of producing solid particles with different ratios of the at least two solid, particulate compositions; and elements for delivering the solid particles to the field. The present disclosure also provides a method for distributing solid, fertilizer particles to a field with the device.