Dynamic Wireless Charging Alignment for Moving Vehicles
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Solution Overview
Problem
Current wireless charging systems for vehicles require manual alignment with charging stations or are limited to static charging, lacking efficiency and convenience for vehicles in motion.
Innovation Solution
A system that includes sensors to detect charging markers on the roadway, a processor to determine the location of embedded charge transmitters, and a method to adjust the vehicle's travel path for optimal alignment with charge transmitters while driving, enabling dynamic and efficient wireless charging.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual alignment with charging stations is required, then charging can be achieved, but driver operation complexity increases and charging convenience decreases
Solution Approach 1:
The system enables self-service charging by automatically detecting charging markers, determining transmitter locations, calculating optimal travel paths, and executing alignment maneuvers without driver intervention. The vehicle autonomously positions itself for charging by passing over detected markers.
Solution Approach 2:
The patent replaces manual mechanical alignment operations with an automated system combining optical sensors for marker detection, processors for path calculation, and vehicle control systems for autonomous positioning and steering.
2Productivity
If static charging at charging stations is used, then charging alignment can be achieved, but vehicle mobility and charging efficiency during motion are reduced
Solution Approach 1:
The system transitions from static charging to dynamic charging by enabling the vehicle to maintain charging alignment while in motion. The vehicle detects markers, calculates optimal paths, and dynamically adjusts its trajectory to pass over embedded transmitters during normal driving, allowing charging to occur at vehicle operating speeds.
Solution Approach 2:
The system enables continuous charging action by allowing the vehicle to charge while traveling along the roadway rather than requiring stationary stops. The vehicle continuously passes over multiple embedded transmitters, maintaining charging throughout the journey.
3Loss of information
If charging markers are embedded in the roadway, then charging location information can be provided, but roadway structure complexity increases
Solution Approach 1:
The patent introduces charging markers as intermediary elements embedded in the roadway that provide charging location information to the vehicle's sensor system. These markers serve as mediators between the embedded transmitters and the vehicle's navigation system, enabling detection and alignment without complex direct communication infrastructure.
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 wireless charging of vehicle batteries while the vehicle is in motion by ensuring substantial charging alignment between the charge receiver and transmitter, maximizing charging efficiency and convenience.
Implementation Method 1
a charge receiver (16) on the vehicle. The system can include a sensor (30) configured to detect a charging marker (40). The charging marker (40) can provide information relating to a location of a charge transmitter (24) located below a travel surface of a roadway.
Implementation Method 2
a sensor (30) configured to detect a charging marker (40). The charging marker (40) can provide information relating to a location of a charge transmitter (24)
Data Source
AI summary
Arrangements directed to the wireless charging of a vehicle are described. A battery of a vehicle can be charged while the vehicle is traveling on a roadway. A driving environment of the vehicle can be sensed to detect a charging marker. The charging marker can provide information relating to a location of a charge transmitter located below a travel surface of the roadway. The charge transmitter can be located forward of the vehicle in the travel direction of the roadway. The location of the charge transmitter can be determined based on information obtained from the charging marker. A travel path for the vehicle can be determined based at least partially on the location of the charge transmitter so that the charge receiver is positioned in substantial charging alignment with the charge transmitter as the vehicle passes over the charge transmitters.