Mobility Drive Module Charging via Residence Module Power Trade

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Solution Overview

Problem

Vehicles used for transportation are often parked for most of their life cycle, occupying space and incurring high costs, and the inefficiency of charging drive modules for mobility services results in significant time gaps in business operations.

Innovation Solution

A system and method for providing a charging service that optimizes energy use by searching for the most cost-effective charging stations or residence modules for drive modules based on state of charge (SOC) and location, allowing power trade between modules to minimize energy consumption during charging.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the drive module is charged by moving it to a charging station, then the drive module can be recharged, but it causes a time gap in business operations and reduces productivity

Engineering Contradiction:
Improvecharging availabilityVSAvoidbusiness operation continuity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The residence module serves itself by providing power to the drive module when needed, eliminating the need for external charging stations and business interruption. The system automatically manages power sharing between residence and drive modules, allowing continuous operation without downtime.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The residence module is designed with dual functionality: it serves as both a living space and a mobile power station. The battery system in the residence module can independently provide charging power to the drive module, making the residence module a universal solution for both habitation and energy storage.

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

2Reliability

If the drive module is moved to a charging station, then charging can be performed, but it increases energy consumption due to the movement and charging process

Engineering Contradiction:
Improvecharging capabilityVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The system converts the unused residual energy in the residence module into a useful resource for charging the drive module. What would otherwise be wasted energy (harmful to efficiency) is transformed into a beneficial power source, reducing overall energy consumption and eliminating the need for external charging infrastructure.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

3Reliability

If traditional charging methods are used, then the drive module can be recharged, but it requires significant time for movement and charging operations

Engineering Contradiction:
Improvepower supplyVSAvoidcharging time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The residence module pre-stores energy in its battery system, eliminating the need for time-consuming charging operations. By maintaining a ready supply of power in advance, the system can immediately transfer energy to the drive module when needed, avoiding both movement time and charging wait time.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20260021739A1System and method for providing charging service for separate mobility
Publication Date: 2026.01.22 HYUNDAI MOTOR CO LTD
  • US20260021739A1 patent drawing
  • US20260021739A1 patent drawing
  • US20260021739A1 patent drawing

AI summary

A system for providing a charging service for a separate mobility can include a search processor searching for a near-distance charging station closest to a current location of a charging-required drive module or a near-distance residence module closest to the current location of the charging-required drive module, a charging cost calculation processor calculating a first charging cost expected to incur when using the near-distance charging station, and a second charging cost expected to incur when using the near-distance residence module, and a charging control processor determining whether the drive module is the charging-required drive module that is required to be charged based on a state of charge of the drive module, comparing the first charging cost with the second charging cost to select the near-distance charging station or the near-distance residence module as a charger, and controlling movement of the charging-required drive module to the charger.