Wheel-Driven Generator Layout for In-Motion EV Charging
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Solution Overview
Problem
Existing electric vehicle charging systems, both wired and wireless, are inconvenient and inefficient, with drawbacks such as degradation during energy transfer, inefficiencies, and the need for a specific charging location.
Innovation Solution
An apparatus that generates energy through vehicle wheel rotation, utilizing rollers and generators to convert mechanical energy into electrical energy, which can be stored or used to power the vehicle, allowing for dynamic energy generation while the vehicle is in motion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If wired or wireless stationary charging systems are used, then energy can be transferred to the vehicle, but degradation during energy transfer and inefficiencies occur
Solution Approach 1:
The vehicle generates its own energy through wheel-driven generators during motion, eliminating the need for external charging infrastructure. The kinetic energy from wheel rotation is directly converted to electrical energy, allowing the vehicle to self-charge during operation without energy transfer losses to stationary systems.
Solution Approach 2:
The patent replaces the stationary electrical charging system with a mechanical energy conversion system. Instead of transferring electrical energy from external sources, the vehicle uses mechanical rotation of the wheels to directly generate electrical energy through generators, substituting the charging infrastructure with an on-board mechanical-to-electrical conversion system.
2Ease of operation
If wired charging connections are used, then energy can be transferred to the vehicle, but cables and connectors must be physically connected to a stationary power supply
Solution Approach 1:
The vehicle becomes self-sufficient for energy needs by generating electricity during motion through wheel-driven generators. This eliminates the operational complexity of connecting to stationary power supplies and removes the need for cables, connectors, and charging infrastructure, significantly simplifying the charging system.
3Ease of operation
If wireless charging connections are used, then energy can be transferred wirelessly, but antenna structures and wireless field generation are required
Solution Approach 1:
The vehicle generates its own electrical energy during motion through mechanical conversion, eliminating the need for wireless transmission systems, antennas, and field generation equipment. This self-charging approach removes the structural complexity of wireless charging components while maintaining operational convenience.
4Adaptability or versatility
If stationary charging systems are used, then energy can be transferred to the vehicle, but a specific location for charging is required
Solution Approach 1:
The vehicle generates energy during motion through wheel-driven generators, allowing it to charge itself at any location during normal operation. This eliminates the constraint of requiring specific stationary charging locations, providing complete location flexibility and making the vehicle adaptable to any environment where it can move.
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
This solution provides a more efficient and convenient method for electric vehicle energy generation and storage, reducing the need for stationary charging and enhancing mobility by harnessing kinetic energy to power the vehicle.
Implementation Method 1
a first generator operably coupled to the first shaft and which may be configured to: generate an electrical output based on the rotation of the first shaft
Data Source
AI summary
An apparatus may generate energy in response to a vehicle wheel rotation. The apparatus may include a roller, a shaft, and a generator. The roller may rotate in response to a movement or motion of the wheel and may apply a friction to the wheel to decrease a rotational velocity of the wheel. The shaft may rotate in response to a rotation of the roller. The generator may generate an electrical output based on rotation of the shaft and convey the electrical output to an energy storage device or to a motor of the vehicle.