Automated Cottonseed Delinting System with Fluid Distribution
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Solution Overview
Problem
Conventional methods for delinting fuzzy cottonseeds in a lab setting are inefficient, requiring manual handling of concentrated acid, which limits sample throughput and leads to declining acid efficiency due to viscosity changes, and poses safety risks.
Innovation Solution
An automated seed processing system that includes a fluid distribution system to sequentially dispense acid, base, and rinse solutions onto cottonseeds, using a rotor for agitation and a seed applicator system to optimize delinting, neutralization, and rinsing, while containing fumes and reducing fluid usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual delinting method is used, then safety risk is reduced, but productivity is improved
Solution Approach 1:
The patent introduces an automated delinting system as an intermediary between the operator and the hazardous acid, eliminating direct human contact with concentrated sulfuric acid while maintaining efficient sample processing. The system includes automated fluid distribution, agitation, and effluent management components that handle the hazardous material without human intervention.
Solution Approach 2:
The patent replaces the manual mechanical handling system with an automated fluid-based system. Instead of manual dipping and agitation, the system uses automated fluid distribution nozzles, motorized agitation mechanisms, and pump-controlled effluent transfer, substituting mechanical human operations with automated mechanical and fluid systems.
2Productivity
If concentrated acid is used for delinting, then delinting efficiency is improved, but loss of substance is worsened
Solution Approach 1:
The patent uses hydraulic principles to precisely control and distribute the concentrated sulfuric acid through a fluid distribution system with multiple nozzles. This allows accurate dosing of acid to each sample, minimizing excess acid usage while maintaining effective delinting. The system includes pump-controlled acid delivery and automated effluent transfer that optimizes acid consumption.
Solution Approach 2:
The patent divides the acid treatment process into discrete, controllable segments - individual nozzles deliver acid to individual samples in separate compartments, allowing precise control of acid volume per sample. This segmentation prevents acid waste and allows efficient processing of multiple samples with optimized acid distribution.
3Loss of time
If manual effluent transfer is used, then device complexity is reduced, but loss of time is improved
Solution Approach 1:
The patent combines multiple functions into an integrated automated system - the effluent collection, transfer, and disposal functions are merged into a single automated pump-and-tube system that operates continuously alongside the delinting process. This eliminates separate manual transfer steps while the added complexity is managed through centralized control.
Solution Approach 2:
The system performs self-service through automated effluent management - the pump automatically detects and transfers spent acid from the reaction vessel to the effluent container without human intervention. This self-managing feature reduces operational time and labor while the automated control system manages the increased device complexity.
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
The system significantly improves delinting efficiency, safety, and consistency, reducing the amount of fluids used and enabling faster processing of small batches with enhanced safety measures, achieving delinting in 6 to 8 minutes.
Implementation Method 1
The seed applicator system includes a rotor configured to agitate the cottonseeds in the interior as the acid solution, base solution and rinse liquid are dispensed onto the cottonseeds to effectuate mixing
Implementation Method 2
The illustrated seed processing system and method described herein is suitable for removing the lint from (e.g., delinting) a batch of cottonseeds using an acid, such as a concentrated acid (e.g., sulfuric acid)
Implementation Method 3
After dispensing the acid solution, dispensing a base solution into the interior of the seed applicator and onto the cottonseeds
Implementation Method 4
The fluid distribution system includes a pump in fluid communication with the nozzles and configured to supply the concentrated acid solution to the nozzles
Data Source
AI summary
A seed processing system for cottonseeds includes a fluid distribution system configured to sequentially dispense an acid solution, a base solution and a rinse liquid onto the cottonseeds. A seed applicator system defines an interior configured to hold the cottonseeds and receive the acid solution, base solution and rinse liquid dispensed from the fluid distribution system. The seed applicator system includes a rotor configured to agitate the cottonseeds in the interior as the acid solution, base solution and rinse liquid are dispensed onto the cottonseeds to effectuate mixing.