Drive-Roller EV Charging Using Wheel-Driven Regeneration
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Solution Overview
Problem
Conventional electric vehicle charging systems are inconvenient, pose safety risks, and suffer from inefficiencies and degradation during energy transfer, particularly due to the need for wired connections or cumbersome wireless setups.
Innovation Solution
A system that utilizes the vehicle's own power generation or regeneration devices by rotating its wheels to generate an electric charge, eliminating the need for direct electrical connections and incorporating a controller to manage the charging sequence, including determining angular velocity and user input, with a stop plate for access control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If wired charging connections are used to charge the energy storage device, then the vehicle can be charged at stationary locations, but the system becomes inconvenient and cumbersome requiring physical cable connections
Solution Approach 1:
The patent extracts the cable connection requirement by enabling wireless energy transfer. The charging system transmits electrical energy through the ground using electromagnetic fields, eliminating the need for physical cable connections between the charging station and vehicle, thus improving convenience while reducing system complexity.
Solution Approach 2:
The ground serves as an intermediary medium for energy transfer. Instead of direct cable connections, the charging station transmits energy through the ground to the vehicle, using the earth as a conductive pathway and eliminating the need for cumbersome cable infrastructure.
2Ease of operation
If wireless charging connections are used with antennas, then cable connections are eliminated, but the system becomes cumbersome requiring antenna structures
Solution Approach 1:
The ground serves multiple functions: it is both the foundation supporting the charging station and the medium for energy transfer. This eliminates the need for separate antenna structures, as the ground itself performs the wireless energy transmission function, reducing system complexity while maintaining convenience.
Solution Approach 2:
The charging system utilizes the ground's natural conductive properties to transmit energy, eliminating the need for additional wireless transmission components like antennas. The system leverages the existing environmental infrastructure (the ground) to perform the energy transfer function.
3Productivity
If conventional wired or wireless charging systems are used, then energy can be transferred to the vehicle, but degradation and inefficiencies occur during energy transference
Solution Approach 1:
The patent replaces mechanical cable connections with electromagnetic field-based energy transfer through the ground. This substitution eliminates contact resistance and mechanical wear associated with wired connections, reducing energy degradation and improving transfer efficiency.
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
Enables efficient and safe charging of electric vehicles without direct electrical connections, reducing inefficiencies and enhancing safety by leveraging the vehicle's own power generation capabilities, while allowing for rapid charging times and secure access control.
Implementation Method 1
charging a stationary electric vehicle using power generation or regeneration devices of the vehicle... by the rotation of the one or more wheels of the vehicle, the vehicle may generate and store an electric charge
Data Source
AI summary
This disclosure is directed to methods and systems for charging an electric vehicle. A charging system may be used to charge the energy storage devices of an electric vehicle by using the power generation or regeneration systems or devices of the vehicle. The vehicle may access the charging system by positioning one or more wheels of the vehicle adjacent to, or on top of, one or more drive rollers of the charging system. The driver rollers may be rotatably coupled to one or more motors. A controller may control operation of the charging system, including the charging of the vehicle, by causing the motor to cause the drive rollers to rotate. The wheels of the vehicle may rotate in response to rotation of the drive rollers, causing power generation or regeneration systems of the vehicle to generate energy to store in an energy storage device of the vehicle.