Carrier-Rail Charging Control Modules for Multi-Point EV Stations

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Solution Overview

Problem

Conventional charging stations for electric vehicles often require complex wiring and redundant components to interconnect charging points, leading to inefficiencies and increased costs, especially when trying to create a central yet decentralized charging system.

Innovation Solution

A modular charging control module system that includes a housing with a data interface for exchanging data with a central function, allowing for decentralized control of charging processes while enabling a central system architecture, reducing redundancy and enhancing configurability and maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional charging stations use integrated control technology for each charging point, then each charging point can operate independently, but the system requires complex wiring and redundant components to interconnect multiple charging points

Engineering Contradiction:
Improveindependent operation of charging pointsVSAvoidwiring and connection complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system is segmented into independent charging point modules, each with its own control technology, allowing them to operate autonomously while being part of a larger charging station. This modular approach reduces interconnections while maintaining independent functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A universal control architecture is implemented that can serve multiple charging points through a common communication interface and control logic, eliminating the need for dedicated wiring between each charging point while maintaining independent operation capabilities.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If a central controller is used to manage multiple charging points, then system-wide functions can be centralized, but wiring complexity and installation costs increase significantly

Engineering Contradiction:
Improvecentralized system management capabilityVSAvoidinstallation complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent replaces physical wiring connections with wireless communication technology, allowing a central controller to manage multiple charging points without complex cable installations. This substitution dramatically reduces installation complexity while maintaining centralized control capabilities.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

A communication intermediary layer is introduced between the central controller and charging points, enabling centralized management through standardized protocols rather than direct physical connections, thus simplifying the overall system architecture.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If multiple separate control units are used for each charging point, then each unit can be optimized for its specific function, but the system requires redundant components and increased maintenance effort

Engineering Contradiction:
Improvefunction-specific control optimizationVSAvoidmaintenance effort
Core Design Contradiction:
Ease of operationVSEase of repair

Solution Approach 1:

The control system is segmented into modular units where each charging point has its own optimized control module, but these modules share common communication protocols and can be managed through a unified interface, reducing maintenance complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

All charging point control units use homogeneous hardware platforms and communication interfaces, allowing for standardized maintenance procedures and easier replacement of individual modules without requiring specialized knowledge for each unit.

Inventive Principle:
Principle #33Homogeneity

Data Source

PatentUS20240017637A1Charging control module, charging station, and charging system for controlling charging processes of traction energy storage means for electric vehicles
Publication Date: 2024.01.18 PHOENIX CONTACT E MOBILITY GMBH
  • US20240017637A1 patent drawing
  • US20240017637A1 patent drawing
  • US20240017637A1 patent drawing

AI summary

A charging control module for controlling a charging process of a traction energy storage means at a charging point for an electric vehicle includes: a housing mounted or mountable on a carrier rail; a first data interface situated on or in the housing for exchanging data relating to the charging process with a central function for a plurality of charging control modules; and a control unit situated in the housing for controlling the charging process of the traction energy storage means depending on the data relating to the charging process that are exchanged with the central function via the first data interface.