EV Charging Route Planning for Destination Changes

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Solution Overview

Problem

Existing systems fail to adapt when a user's destination is changed, often resulting in a larger required power amount and battery level shortages for electric vehicles.

Innovation Solution

A server-based system that acquires a moving body's current position and battery level, and sets a charging traveling route using a charging path to ensure sufficient power from the current position to a new destination based on the remaining battery level.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a user's destination is changed to a new location, then the moving body can reach the new destination, but the required power amount increases and battery level becomes insufficient

Engineering Contradiction:
Improvedestination change responseVSAvoidbattery level
Core Design Contradiction:
Adaptability or versatilityVSUse of energy by moving object

Solution Approach 1:

The server determines a charging route that includes charging paths before the moving body reaches the new destination. By planning charging stops in advance as part of the route determination process, the system ensures sufficient battery level for the new destination without requiring the user to manually plan charging stops.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If a charging route is determined to ensure sufficient power for the new destination, then battery level shortage is prevented, but the route planning complexity increases

Engineering Contradiction:
Improvebattery level sufficiencyVSAvoidroute planning system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The server acts as an intermediary that receives the new destination information and automatically determines the optimal charging route. This intermediary process simplifies the user interface while ensuring reliable battery level management through automated charging path inclusion in the route determination.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12007241B2Determining charging traveling route for battery-powered moving body
Publication Date: 2024.06.11 TOYOTA JIDOSHA KK
  • US12007241B2 patent drawing
  • US12007241B2 patent drawing
  • US12007241B2 patent drawing

AI summary

A server includes a processor to acquire a current position of a moving body used by a user, a remaining battery level of a rechargeable battery of the moving body used by the user, and a first destination of the user, and in a case where a new second destination different from the first destination is input, set, for the moving body, a charging travelling route passing a charging path capable of charging the battery on a way from the current position to the second destination based on the remaining battery level.