Sprayer Monitoring Module for Consistent Application Rate Tracking

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Solution Overview

Problem

Existing sprayers often apply crop protection compositions or fertilizers unevenly due to variations in application parameters, leading to ineffective use, unnecessary costs, or damage, and require new equipment to implement existing solutions for consistent application rates.

Innovation Solution

A monitoring module is integrated into existing sprayers, comprising connecting elements, a flow chamber, a flow meter, a control unit, and an energy supply to measure and transmit spray composition flow rates, enabling data transmission to a computer system for monitoring and documenting the spraying process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a flow meter and monitoring system are integrated into existing sprayers, then measurement precision and application rate consistency are improved, but device complexity increases

Engineering Contradiction:
Improveapplication rate measurementVSAvoidsprayer system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The monitoring system is segmented into independent functional modules: a flow meter for measuring spray composition flow rate, a distance sensor for measuring nozzle-to-target distance, a GPS sensor for location tracking, and a controller for data processing. This modular segmentation allows each component to perform its specific function independently, improving measurement precision while keeping the overall system complexity manageable through clear functional separation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The monitoring module is designed with multi-functionality to reduce overall device complexity. A single integrated module performs multiple tasks: flow rate measurement, distance measurement, GPS location tracking, and data transmission. This universal approach allows one component to fulfill multiple monitoring needs, improving application rate consistency without proportionally increasing system complexity.

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

2Productivity

If monitoring and control systems are added to portable sprayers, then productivity and application efficiency are improved, but ease of operation deteriorates

Engineering Contradiction:
Improvespraying efficiencyVSAvoidsprayer operation simplicity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The monitoring system operates autonomously without requiring continuous user intervention. The flow meter automatically measures spray composition flow rate, the distance sensor continuously monitors nozzle-to-target distance, and the GPS sensor tracks location. The controller automatically processes this data and provides feedback, allowing the system to self-regulate and improve productivity while maintaining ease of operation through minimal user input requirements.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements automatic feedback mechanisms where the controller receives data from sensors and provides real-time information to the user about application rate, distance, and location. This automated feedback loop enables the sprayer to self-correct and maintain optimal performance, improving productivity while keeping operation simple through automatic adjustments rather than requiring complex manual controls.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If existing sprayers are equipped with monitoring modules, then adaptability and versatility are improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improvesprayer compatibilityVSAvoidintegration precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The monitoring module is designed as a universal component that can be integrated into various types of portable sprayers. It features a standardized interface with connecting elements that can be attached to different sprayer models, and a controller that can process data from various sensor types. This universal design improves adaptability and versatility across different sprayer systems while reducing manufacturing precision requirements through standardized connection protocols and flexible mounting options.

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

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 module allows for consistent application rates by measuring and tracking spray composition flow, providing data for users to adjust and document their spraying processes, enhancing efficiency and reducing waste.

Implementation Method 1

a flow meter for measuring a quantity of spray composition which flows through the flow chamber per unit time

Methodology Applied
Scientific EffectFlow measurement:

Data Source

PatentUS12520835B2Monitoring module for sprayers
Publication Date: 2026.01.13 DISCOVERY PURCHASER CORP
  • US12520835B2 patent drawing
  • US12520835B2 patent drawing
  • US12520835B2 patent drawing

AI summary

The present invention relates to the application of plant protection agents, fertilisers and/or pesticides by means of a (preferably portable) sprayer or a small appliance (such as, for example, a bicycle tyre sealant injector). The present invention relates to a monitoring module with which existing sprayers can be equipped in order to control, track and/or document the spraying process. The present invention further relates to a method, a system and a computer program product for monitoring spraying processes.