Bale Wrapping Control Using Moisture-Based Material Switching
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Solution Overview
Problem
Existing agricultural balers require manual switching between different wrapping materials, which is time-consuming and labor-intensive, and struggle to determine the appropriate wrapping material based on the moisture content of the collected material, leading to issues like stalks poking through and incomplete fermentation.
Innovation Solution
A control system that uses moisture sensors to determine the moisture level of collected material and automatically selects and loads appropriate wrapping materials, including combinations of materials, based on a baling strategy, using a carousel and automated mechanisms to streamline the wrapping process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If manual switching between different wrapping materials is used, then the operator can select appropriate wrapping materials, but the process becomes time-consuming and labor-intensive
Solution Approach 1:
The system automatically selects and switches wrapping materials based on moisture level detection, eliminating the need for manual operator intervention. The control system monitors moisture levels and autonomously determines which wrapping material to use, making the system self-serving in the material selection process.
Solution Approach 2:
The system uses moisture level detection as feedback to automatically control the wrapping material selection. The control system receives moisture level data and uses this feedback to determine the appropriate wrapping material, creating a closed-loop control system that adapts to changing conditions without manual input.
2Adaptability or versatility
If manual switching between different wrapping materials is used, then the operator can assess material needs, but the process becomes labor-intensive
Solution Approach 1:
The system performs the assessment and selection of wrapping materials automatically based on moisture level detection, freeing the operator from manual assessment tasks. The control system handles the complexity of material selection autonomously, making operation simpler.
Solution Approach 2:
The system replaces the manual mechanical process of assessing and switching materials with an automated control system that uses sensors and electronic control. This substitution eliminates manual labor while maintaining or improving the adaptability of material selection.
3Ease of manufacture
If film wrapping is used directly without net wrap, then the process is simpler and less expensive, but stalks may poke through and ruin the bale
Solution Approach 1:
The system changes the wrapping approach based on moisture level parameters. For high-moisture materials, the system selects net wrap to prevent stalks from poking through, while for lower-moisture materials it may use film wrap alone. This parameter-based decision-making optimizes both simplicity and reliability.
Solution Approach 2:
The system applies different wrapping solutions to different material conditions. Instead of using a single wrapping method for all materials, the system locally adapts the wrapping type (net wrap vs. film wrap) based on the specific moisture level and material characteristics, ensuring optimal performance for each case.
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 appropriate binding and wrapping of bales by automating material selection and loading, reducing labor intensity and improving the efficiency and effectiveness of bale formation, particularly for high-moisture materials.
Implementation Method 1
receive sensor data from a moisture sensor associated with the agricultural baler; and determine a moisture level of the collected material in dependence thereon
Data Source
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AI summary
Systems and methods are provided for controlling operation of one or more controllable components of an agricultural baler. Utilising a moisture level of material collected by the agricultural baler a baling strategy including an indication of a wrapping material for a formed bale is determined. The invention extends to controlling one or more operational components associated with the baler in dependence on the determined baling strategy to control the wrapping process in accordance with the determined baling strategy.