Car Sharing Operator Management System for Vehicle Transport Scheduling

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Solution Overview

Problem

In one-way car sharing systems, the operation rate of shared vehicles is low due to inadequate timing in transporting vehicles from stations to charging facilities, leading to reduced availability for users.

Innovation Solution

An operator management system that specifies vehicles for transport to facilities based on state information and utilization rates, ensuring timely charging and maintenance, thereby optimizing vehicle allocation and reducing downtime.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the operator transports the shared vehicle to the facility for charging, then the vehicle state is maintained to be good, but the user cannot use the shared vehicle during this period

Engineering Contradiction:
Improvevehicle stateVSAvoidoperation rate
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system performs preliminary actions by transporting vehicles to facilities and completing charging/maintenance before users need them. The management device schedules and executes vehicle transport and charging operations in advance, ensuring vehicles are ready for use before demand arises, thus maintaining reliability while minimizing impact on operation rate.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If the operator transports the shared vehicle frequently to ensure availability, then the operation rate improves, but the time and resources spent on transportation increase

Engineering Contradiction:
Improveoperation rateVSAvoidtransportation time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The management device implements feedback mechanisms by monitoring vehicle state information, utilization rates, and charging status in real-time. Based on this feedback, the system intelligently determines when and which vehicles need to be transported, optimizing the balance between maintaining operation rate and minimizing transportation time and resources.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system changes operational parameters dynamically by adjusting transport schedules, facility selection, and vehicle allocation based on real-time conditions such as vehicle state, utilization rate, and demand patterns. This allows the system to optimize the operation rate while minimizing transportation overhead.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If the shared vehicle is kept at the station for maximum availability, then user access improves, but the vehicle cannot be charged or maintained properly

Engineering Contradiction:
Improveuser accessVSAvoidvehicle maintenance
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system performs preliminary maintenance and charging actions before vehicles are needed by users. The management device schedules vehicle transport to facilities, completes necessary maintenance and charging operations in advance, and ensures vehicles are fully prepared before being made available for user access, thus maintaining both ease of operation and reliability.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10339621B2Operator management device, operator management system, and operator management method
Publication Date: 2019.07.02 NISSAN MOTOR CO LTD
  • US10339621B2 patent drawing
  • US10339621B2 patent drawing
  • US10339621B2 patent drawing

AI summary

An operator management device for managing work of an operator in a car sharing system that allows users to use shared vehicles allocated to stations includes a vehicle state acquisition unit configured to acquire state information of the shared vehicle, a transportation object vehicle specifying unit configured to specify a transportation object vehicle to be transported to a facility for restoring the shared vehicle so that the state information changes to a predetermined target value, on a basis of the state information of the shared vehicle and a utilization rate of the shared vehicle for rent at each station, and an operator management unit configured to generate an instruction of a task for the operator who transports the specified transportation object vehicle to the facility and manage execution of the task.