Charging Pile Recommendation Using Queue and Failure Feedback

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Solution Overview

Problem

New energy vehicles face challenges with long queues at public charging stations and potential charging pile failures, leading to inconvenience and inefficiency in charging processes.

Innovation Solution

An IoT system for new energy vehicles in smart cities that includes a user platform, service platform, and charging pile management platform, utilizing machine learning models to recommend the best charging piles based on travel demand, queuing information, location, environmental factors, and failure rates, thereby optimizing the charging experience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If users rely on public charging piles on the streets, then charging service coverage is improved, but waiting time increases due to long queues

Engineering Contradiction:
Improvecharging service coverageVSAvoidwaiting time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by predicting charging pile status and queue lengths before users arrive. The recommendation model pre-calculates the most suitable charging piles based on historical data, current status, and predicted future states, allowing users to make informed decisions before traveling to charging locations, thereby reducing actual waiting time while maintaining broad service coverage

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If users use public charging piles, then charging accessibility is improved, but reliability deteriorates due to charging pile failures

Engineering Contradiction:
Improvecharging accessibilityVSAvoidcharging pile reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system implements continuous feedback mechanisms by collecting real-time status data from charging piles, user charging experiences, and failure information. This feedback is processed by the recommendation model to dynamically adjust recommendations, avoiding charging piles with high failure rates and prioritizing reliable charging infrastructure, thus maintaining accessibility while improving reliability through data-driven selection

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system enables self-service by allowing users to independently query charging pile reliability information and receive personalized recommendations without manual intervention. Users can access real-time status, historical performance, and predicted reliability of charging piles through the platform, empowering them to make informed choices and avoid unreliable charging locations

Inventive Principle:
Principle #25Self-service

3Measurement precision

If comprehensive charging information is collected and processed, then recommendation accuracy is improved, but system complexity increases

Engineering Contradiction:
Improverecommendation accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system applies segmentation by dividing the complex recommendation task into distinct processing stages: data collection from multiple sources, preliminary filtering of charging pile status, prediction of queue lengths and failure rates, and final recommendation generation. Each stage handles specific types of information with dedicated processing logic, reducing overall system complexity while maintaining comprehensive data analysis for high recommendation accuracy

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12475502B2Method and internet of things system of charging information recommendation for new energy vehicle in smart city
Publication Date: 2025.11.18 CHENGDU QINCHUAN IOT TECH CO LTD
  • US12475502B2 patent drawing
  • US12475502B2 patent drawing
  • US12475502B2 patent drawing

AI summary

The present disclosure provides a method of charging information recommendation for a new energy vehicle in a smart city. This method is executed by a charging pile management platform. This method includes: based on the service platform, obtaining a charging request of a user by the user platform; based on the charging request, determining candidate charging piles; based on queuing information of the candidate charging piles and time information for going to the candidate charging piles, sorting the candidate charging piles to determine an object charging pile; processing the travel demand information, location information, and the environmental information of the object charging pile based on a recommendation model to determine first sub-recommendation information; based on a failure rate of the object charging pile, determining second sub-recommendation information; based on the first sub-recommendation information and the second sub-recommendation information, determining recommendation information; and feeding back the recommendation information to the user.