Agricultural Implement Power Control Using Onboard Battery and Speed Sensing

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Solution Overview

Problem

Conventional agricultural implements connected to agricultural vehicles face power supply failures due to damaged wire connections, which can occur from high rotating speeds or physical damage during operations, leading to control system failures.

Innovation Solution

Implementing a standalone battery as part of the control system for agricultural implements, allowing components to be powered based on the implement's mode, and using a speed sensor to decide when to power up components, thereby reducing energy consumption and eliminating the need for external power sources.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a wire connection is used to connect the battery coupled to the agricultural implement with the power source of the agricultural vehicle, then power supply can be established, but the wire connection may be damaged due to high rotating speed of PTO shaft or stones during tillage process

Engineering Contradiction:
Improvepower supply reliabilityVSAvoidwire connection damage
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent extracts the battery from the agricultural vehicle and places it directly on the agricultural implement. This eliminates the wire connection between the vehicle's power source and the implement's control system, removing the vulnerability to wire damage from PTO shaft rotation and stones during tillage operations.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The power supply system is segmented into two independent parts: the agricultural vehicle's engine and the agricultural implement's standalone battery. This segmentation allows the implement to operate independently with its own power source, eliminating the need for vulnerable wire connections while maintaining operational autonomy.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the battery is coupled to the agricultural implement with wire connection to the power source, then power supply is established, but terminal connections have to be disconnected while disconnecting the agricultural implement, leading to requirement for water and dust protections

Engineering Contradiction:
Improveimplement connection/disconnectionVSAvoidprotection requirements
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The battery is extracted from the vehicle and mounted on the implement itself, eliminating the need for terminal connections to the vehicle's power source. This allows the implement to be connected or disconnected without any electrical connection operations, removing the need for water and dust protection measures for battery terminals.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If components are powered continuously, then control system is always ready, but energy consumption increases

Engineering Contradiction:
Improvecontrol system readinessVSAvoidbattery energy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The control system components are powered periodically rather than continuously. The controller activates sensors and other components only when needed based on operational conditions, reducing battery energy consumption while maintaining control system readiness when required.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The controller uses feedback from operational conditions to intelligently power components only when necessary. This feedback mechanism allows the system to balance between control system readiness and battery energy conservation by activating components based on actual operational needs rather than continuous operation.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12207583B2Methods and systems for controlling power supply of agricultural implement(s) attached to an agricultural vehicle
Publication Date: 2025.01.28 MAHINDRA & MAHINDRA LTD
  • US12207583B2 patent drawing
  • US12207583B2 patent drawing
  • US12207583B2 patent drawing

AI summary

Methods and systems for controlling power supply of agricultural implement(s) attached to an agricultural vehicle. Embodiments herein disclose a control system for controlling power supply of the agricultural implement. The control system includes a control unit that is configured to power up at least one component of the control system on receiving at least one signal by at least one speed sensor based on a rotation of the agricultural implement. The generated at least one signal corresponds to an operative mode of the agricultural implement.