Private EV Charging Access Control for Trusted Shared Use

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Solution Overview

Problem

Managers of private charge facilities feel resistance towards allowing unspecified public users to use their facilities, hindering the optimization of energy access and usage.

Innovation Solution

A charge support system that includes a manager information acquiring section, an applicant-for-use information acquiring section, and a permission-for-charge-facility-use determining section, which assesses and transmits permission information based on predetermined conditions between the manager and applicant, enabling secure and controlled access to private charge facilities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a private charge facility is opened to unspecified public users, then energy optimization and usage are improved, but the manager feels resistance and security concerns worsen

Engineering Contradiction:
Improveaccessibility of charge facilityVSAvoidmanager's security concern
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent introduces a charge support system as an intermediary between the manager and public users. This system automatically determines permission-for-use conditions by comparing applicant information (from user database) with manager information (from manager database), eliminating the need for direct manager-user interaction and reducing security concerns while maintaining accessibility

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent changes the parameter of permission determination from manual manager decision-making to automated system-based determination. The system evaluates specific parameters such as applicant identity, charge history, and facility availability to automatically grant or deny access, improving both accessibility and manager confidence

Inventive Principle:
Principle #35Parameter changes

2Reliability

If permission determination is manual, then security control is maintained, but operational efficiency and energy optimization are reduced

Engineering Contradiction:
Improvesecurity controlVSAvoidenergy optimization efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The charge support system enables self-service permission determination by automatically processing applicant information and comparing it with manager preferences stored in databases. The system independently evaluates permission-for-use conditions and transmits permission information to user terminals without requiring manual manager intervention, thereby maintaining security control while dramatically improving operational efficiency

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements automated feedback loops where applicant information is continuously evaluated against manager criteria, and permission decisions are automatically communicated back to users. This feedback mechanism maintains security through systematic evaluation while enabling rapid energy optimization through automated decision-making

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20230373342A1Charge support system and charge support method
Publication Date: 2023.11.23 HONDA MOTOR CO LTD
  • US20230373342A1 patent drawing
  • US20230373342A1 patent drawing
  • US20230373342A1 patent drawing

AI summary

A charge support system includes: a manager information acquiring section that acquires manager information as information regarding a manager of a private charge facility; an applicant-for-use information acquiring section that acquires applicant-for-use information as information regarding an applicant for use who wants to use the private charge facility; and a permission-for-charge-facility-use determining section that determines whether or not a predetermined permission-for-use condition is established between the applicant for use and the manager based on the applicant-for-use information and the manager information upon receipt of application-for-charge-facility-use information from a user terminal, the application-for-charge-facility-use information being for applying for use of the private charge facility, and that transmits permission-for-use information to the user terminal when the permission-for-use condition is established, the permission-for-use information being for making notification of permission for use of the private charge facility.