Smart Fertilizer Delivery With Zone-Specific Nutrient Control

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Solution Overview

Problem

Existing agricultural fertilization systems face challenges in achieving targeted, timely, and accurate application of nutrients due to variations in fields and environmental conditions, leading to increased labor and operational costs.

Innovation Solution

A system utilizing machine learning models and sensors to predict environmental attributes, coupled with delivery systems, automatically generates and applies fertilizer mixtures tailored to specific areas based on soil, crop, and weather data, optimizing nutrient delivery through a control platform that includes pH and conductivity regulation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional fertilization methods are used, then labor and operational costs increase, but targeting precision and timeliness of nutrient application deteriorate

Engineering Contradiction:
Improvetargeting precisionVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system divides the field into multiple zones based on soil analysis data, sensor readings, and environmental conditions. Each zone receives customized fertilizer formulations and application rates, enabling precise targeting of nutrient needs while avoiding blanket application across the entire field.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent replaces manual labor and simple mechanical spreading equipment with an automated system that uses GPS guidance, variable rate technology, and computer-controlled delivery mechanisms. This substitution enables precise positioning and controlled application rates without requiring manual intervention for each measurement and adjustment.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Loss of time

If traditional fertilization methods are used, then operational costs increase, but timeliness of nutrient application deteriorates

Engineering Contradiction:
ImprovetimelinessVSAvoidsystem complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The system performs soil analysis, crop assessment, and fertilizer formulation calculations in advance before the actual application. Treatment plans are generated based on current sensor data and environmental conditions, allowing the system to be pre-positioned and pre-configured for immediate application when the optimal timing window opens.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Automated GPS-guided navigation and computer-controlled delivery systems replace manual operation, enabling the equipment to move precisely and apply nutrients at the exact right moment without human reaction time delays. The system can autonomously adjust application rates and positioning in real-time based on sensor feedback.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of operation

If differentiated nutrient application is implemented, then manufacturing precision requirements increase, but labor costs decrease

Engineering Contradiction:
Improvelabor costsVSAvoidapplication precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The system uses a single multi-functional platform that can handle different fertilizer formulations, application rates, and delivery methods. The variable rate technology and computer-controlled delivery mechanism can adapt to various crop types, soil conditions, and nutrient requirements, eliminating the need for separate equipment for different application scenarios.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

Computer-controlled delivery systems with precise metering mechanisms replace manual spreading equipment. These systems can accurately control application rates down to small increments, ensuring that each zone receives the exact amount of nutrients specified in the treatment plan, with minimal variation and maximum precision.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Extent of automation

If automated delivery systems are used, then extent of automation increases, but device complexity increases

Engineering Contradiction:
Improveautomation levelVSAvoidsystem complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The system integrates multiple functions into a single unified platform: GPS navigation, soil moisture sensing, fertilizer formulation calculation, variable rate control, and delivery mechanism all work together as one coordinated system. This consolidation reduces the number of separate components and interfaces that would otherwise be needed, managing complexity through integration.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system incorporates autonomous decision-making capabilities where sensors continuously monitor conditions and the control system automatically adjusts application parameters without human intervention. The system self-calibrates, self-navigates, and self-regulates the delivery process, reducing the need for complex manual control systems and external monitoring infrastructure.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12439844B2Smart fertilizer delivery system
Publication Date: 2025.10.14 PSIMOS INC
  • US12439844B2 patent drawing
  • US12439844B2 patent drawing
  • US12439844B2 patent drawing

AI summary

Systems, methods, apparatus and computer program code are provided deliver fertilizer to targeted areas. In some embodiments, a system includes a memory configured to store data associated with an area to be fertilized, the data including information identifying a crop and soil analysis data associated with the area and a processor configured to receive sensor data associated with the area, the sensor data including information identifying a current weather condition and a current soil condition, automatically generate a proposed recipe of a fertilizer mixture, the recipe including information identifying a combination of elements and a dosage of each element, determining whether the proposed recipe satisfies at least a first rule; and operating a delivery system to deliver the fertilizer mixture to the area.