Seed Treatment Process with Integrated Drying for Uniform Coverage

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Solution Overview

Problem

Conventional seed treatment methods face issues with non-uniform coverage, excess liquid leading to seed damage, and limited liquid load capacity, resulting in untreated seed areas and equipment interference, which affects crop yield and processing efficiency.

Innovation Solution

A seed treatment process involving a seed treatment apparatus with integrated drying, where seeds are simultaneously contacted with a liquid seed treatment and dried, allowing for higher liquid loads without damaging the seeds and ensuring uniform coverage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If higher liquid loads are applied to seeds to ensure complete coverage, then uniform treatment coverage is improved, but seed damage increases due to soaking and peeling of the outer protective layer

Engineering Contradiction:
Improvetreatment coverage uniformityVSAvoidseed damage
Core Design Contradiction:
Manufacturing precisionVSObject-affected harmful factors

Solution Approach 1:

The seeds are pre-dried before liquid treatment application to ensure they are in an optimal moisture state for coating. This preliminary drying action prevents excessive liquid absorption during treatment, allowing higher liquid loads to be applied without causing seed damage from soaking or protective layer peeling.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements continuous drying of seeds after liquid treatment application. This continuous action maintains seeds in a dry state throughout the process, preventing liquid accumulation and soaking damage while ensuring complete and uniform treatment coverage across all seeds.

Inventive Principle:
Principle #20Continuity of useful action

2Object-affected harmful factors

If conventional seed treaters are used with limited liquid load capacity, then seed damage is reduced, but treatment coverage becomes non-uniform with untreated areas on irregular surfaces

Engineering Contradiction:
Improveseed damageVSAvoidtreatment coverage uniformity
Core Design Contradiction:
Object-affected harmful factorsVSManufacturing precision

Solution Approach 1:

Seeds are pre-dried before entering the treatment zone, ensuring they start in an optimal moisture state. This allows the treater to apply higher liquid loads without causing damage, achieving complete coverage on irregular surfaces including dents and folds.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Drying continues throughout and after the liquid treatment process, maintaining seeds in a dry state that prevents liquid pooling and damage. This continuous drying enables the system to handle higher liquid loads safely, ensuring uniform treatment coverage.

Inventive Principle:
Principle #20Continuity of useful action

3Manufacturing precision

If excess liquid is applied to seeds, then complete surface coverage is achieved, but equipment interference increases due to stickiness and residue buildup

Engineering Contradiction:
Improvetreatment coverage completenessVSAvoidequipment interference
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

Seeds are continuously dried throughout the treatment process and immediately after coating. This continuous drying prevents liquid from remaining on seeds, eliminating stickiness and tackiness that cause residue buildup on equipment. The system can therefore apply complete treatment coverage without equipment interference.

Inventive Principle:
Principle #20Continuity of useful action

4Reliability

If conventional drying methods are used after liquid treatment, then seed moisture is reduced, but processing time increases and productivity decreases

Engineering Contradiction:
Improveseed viabilityVSAvoidprocessing efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

Drying occurs continuously throughout the liquid treatment process rather than as a separate post-treatment step. Seeds are dried before, during, and after liquid application in an uninterrupted sequence, eliminating idle time and maintaining high processing speed while ensuring seeds reach optimal moisture levels for viability.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The drying function is integrated into the liquid treatment process itself, combining what were previously separate operations into one continuous workflow. This merging of drying and treatment operations eliminates transition time between steps, maintaining productivity while achieving reliable seed viability through proper moisture control.

Inventive Principle:
Principle #5Merging (Combining)

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 method enables the application of high volumes of seed treatment while maintaining seed viability, reducing damage and improving uniformity, thus enhancing crop yield and processing efficiency by ensuring complete and even treatment of seeds.

Implementation Method 1

drying the seeds contacted with the liquid seed treatment, wherein the contacting and drying steps occur simultaneously

Methodology Applied
Scientific EffectEvaporation: Evaporation

Data Source

PatentEP3644730B1Seed treatment process for large liquid volumes
Publication Date: 2024.07.10 MONSANTO TECHNOLOGY LLC
  • EP3644730B1 patent drawingFigure 1A~1B
  • EP3644730B1 patent drawingFigure 2~3
  • EP3644730B1 patent drawingFigure 4~5

AI summary

Provided herein are processes for the preparation of treated seeds. Generally, the processes described herein include providing seeds in a seed treatment apparatus. The seeds are contacted with a liquid seed treatment, thereby producing wetted seeds. The wetted seeds are dried simultaneously with the application of the liquid seed treatment.