Soil Tillage Control Unit for Dynamic Feed Rate Adjustment
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Solution Overview
Problem
Existing tillage methods, such as drilling and milling, face inefficiencies due to manual adjustments of speed and feed rate, which depend heavily on operator experience and soil type, leading to potential tool wear, increased energy consumption, and reduced drilling progress when encountering varying soil layers.
Innovation Solution
A control and evaluation unit detects and stores input and output variables of the rotary drive and feed units, determining a tillage value that adjusts operating parameters for optimal efficiency, allowing for automatic adjustments and data-driven decision-making based on soil type and conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If manual adjustment of speed and feed rate is used, then device complexity is reduced, but productivity and reliability deteriorate due to dependence on operator experience and inability to adapt to varying soil layers
Solution Approach 1:
The system performs self-adjustment by automatically detecting soil properties through measurement of input variables (torque, power, feed force) and output variables (rotational speed, feed rate) and autonomously optimizing operating parameters without requiring manual intervention or operator experience
Solution Approach 2:
The control unit continuously monitors the relationship between input and output variables during drilling operations and uses this feedback to dynamically adjust speed and feed rate settings, enabling real-time adaptation to varying soil conditions and maximizing drilling efficiency
2Ease of operation
If preselected programs are used for different soil types, then ease of operation is improved, but reliability deteriorates when encountering unexpected soil layer changes during drilling
Solution Approach 1:
The system transitions from static preselected programs to dynamic real-time adjustment by continuously monitoring soil conditions through input-output variable relationships and automatically adapting operating parameters to match actual soil properties encountered during drilling
Solution Approach 2:
The control unit uses continuous feedback from measured input and output variables to detect changes in soil conditions and automatically adjusts drilling parameters, ensuring reliable operation regardless of unexpected soil layer changes without requiring manual program switching
3Productivity
If higher feed rate is used for efficient drilling, then productivity is improved, but tool wear and energy consumption increase when encountering harder soil layers
Solution Approach 1:
The system dynamically changes operating parameters (speed and feed rate) based on real-time detection of soil conditions through input-output variable analysis, optimizing the balance between drilling speed and energy consumption for each specific soil layer encountered
Solution Approach 2:
The control unit continuously monitors the relationship between input variables (torque, power) and output variables (rotational speed, feed rate) to detect changes in soil hardness and automatically adjusts feed rate and speed settings, preventing excessive energy consumption and tool wear while maintaining efficient drilling progress
Data Source
AI summary
The invention relates to a soil cultivation method and associated construction equipment, which comprises at least one rotary drive unit for rotating a soil cultivation tool and at least one feed unit with which the soil cultivation tool is inserted into the soil. According to the invention, a control and evaluation unit is provided with which, during soil cultivation, at least one input variable from the rotary drive unit and/or the feed unit is acquired and stored, at least one resulting output variable from the soil cultivation tool is acquired and stored, and the at least one input variable is compared with the resulting output variable, thereby determining and storing a soil cultivation value.