Bale Density Adjustment via Real-Time Sensor Feedback

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Solution Overview

Problem

Existing baling systems cannot adjust density pressure in real-time to account for variations in crop moisture and weight during the formation of bales, leading to inconsistent bale weights and sizes.

Innovation Solution

A bale density adjustment system that includes sensors for weight, diameter, and moisture, coupled with a controller that communicates with hydraulic circuits to adjust density pressure during bale formation, allowing for real-time adjustments based on predetermined values input by the operator.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If density pressure is kept constant during bale formation, then the baling mechanism is simple to operate, but bale weight and size vary widely due to crop moisture variations

Engineering Contradiction:
Improvebale weight consistencyVSAvoidsystem complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent applies dynamics by making the density pressure adjustable during bale formation. The system transitions from a static, fixed pressure system to a dynamic one where pressure can be modified in real-time based on crop conditions, allowing the baling mechanism to adapt to varying moisture levels and maintain consistent bale weights.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements parameter changes by modifying the density pressure parameter during the baling process. The controller adjusts the density pressure based on detected crop moisture levels and bale weight, changing this critical parameter to compensate for variations in crop conditions and achieve uniform bale output.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If density pressure is adjusted in between baling cycles based on historical data, then the system is simpler to implement, but it cannot respond to sudden crop variations until additional data is collected

Engineering Contradiction:
Improveresponse to crop variationsVSAvoidtime delay in adjustment
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent applies preliminary action by detecting crop moisture levels and bale weight during the formation process itself, before the bale is complete. This allows the system to make adjustments proactively during the current baling cycle rather than waiting for historical data from previous cycles, reducing the time delay in responding to crop variations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements feedback by continuously monitoring bale weight and crop moisture levels during formation and using this information to adjust density pressure in real-time. The controller receives feedback from sensors and immediately modifies operating parameters, creating a closed-loop system that responds rapidly to changing crop conditions without waiting for additional historical data.

Inventive Principle:
Principle #23Feedback

3Manufacturing precision

If multiple sensors are incorporated to measure bale weight, diameter, and moisture, then manufacturing precision improves, but device complexity increases

Engineering Contradiction:
Improvebale uniformityVSAvoidnumber of sensors
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent applies universality by designing a controller that handles multiple sensor inputs (weight, diameter, moisture) and coordinates multiple output functions (density pressure adjustment, bale formation control). This multi-functional controller consolidates the complexity of managing multiple sensors into a single integrated system, making the added complexity manageable while achieving improved bale uniformity.

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 system ensures consistent bale weights and sizes by making rapid adjustments to density pressure, even with varying crop conditions, improving the uniformity of bales and enabling better storage and handling.

Implementation Method 1

The at least first density adjuster is in fluid communication with at least a first hydraulic circuit, positioned proximate to the bale chamber, configured to adjust the position and/or tension of at least a first baling belt during the formation of a bale

Methodology Applied
Scientific EffectHydraulic pressure: Hydraulic Press

Implementation Method 2

at least a first weight sensor, located in or proximate to the bale chamber, configured to measure a bale weight of a bale in the bale chamber

Methodology Applied
Scientific EffectGravitation: Gravitation

Data Source

PatentEP3031317B1Adjusting bale density setting based on bale weight and/or moisture
Publication Date: 2018.04.25 CNH IND BELGIUM NV
  • EP3031317B1 patent drawingFigure 1
  • EP3031317B1 patent drawingFigure 2
  • EP3031317B1 patent drawingFigure 3

AI summary

A bale density adjustment system for adjusting the density pressure of a bale during formation, comprising: a bale chamber (20), at least a first density adjuster (250), at least a first weight sensor (230), at least a first diameter sensor (240), at least a first operator interface, and a controller (210), in operable communication with and configured to process digital and/or analog information from the at least first weight sensor, the at least first diameter sensor, the at least first density adjuster, and the at least first operator interface.