Battery Swap Station Vehicle Size Detection for Accessory Clearance

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Solution Overview

Problem

Existing battery swap stations lack the ability to detect vehicle size accurately, leading to potential damage from vehicles with extra-wide or extra-high accessories, which can harm the vehicle, its accessories, and station facilities during the swapping process.

Innovation Solution

Implementing a method and system for vehicle size detection using ranging devices and image processing, including convolutional neural networks, to determine if a vehicle is within a predetermined swap region and perform width and height measurements, preventing vehicles with extra-wide or extra-high accessories from entering the swap station.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If vehicle size detection is not implemented, then the battery swap station operates with simpler equipment, but vehicles with extra-wide or extra-high accessories may cause damage to the vehicle and station facilities

Engineering Contradiction:
Improvesafety of vehicle and facilitiesVSAvoiddetection system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements vehicle size detection before the vehicle enters the battery swap station. The ranging device measures the vehicle's dimensions in advance, and the system determines whether the vehicle meets the swap requirements before allowing entry. This preliminary detection prevents vehicles with extra-wide or extra-high accessories from entering, thereby avoiding potential damage to the vehicle and station facilities.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If manual inspection of vehicle size is used, then the equipment complexity is reduced, but the swapping efficiency decreases and labor costs increase

Engineering Contradiction:
Improveswapping efficiencyVSAvoidautomation system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent implements an automated detection system where the ranging device automatically measures vehicle size, the processor automatically determines whether the vehicle meets swap requirements, and the system automatically provides feedback to the vehicle. This self-service automation eliminates the need for manual inspection, thereby improving swapping efficiency and reducing labor costs while maintaining reasonable system complexity.

Inventive Principle:
Principle #25Self-service

3Speed

If the ranging device is continuously enabled, then measurement data can be immediately obtained, but energy consumption increases

Engineering Contradiction:
Improvedetection response speedVSAvoidenergy consumption of ranging device
Core Design Contradiction:
SpeedVSUse of energy by moving object

Solution Approach 1:

The patent implements periodic enabling of the ranging device based on vehicle arrival detection. The image collection device periodically checks for vehicle arrival, and only when a vehicle is detected does the system enable the ranging device for measurement. This periodic action ensures that measurement data can be immediately obtained when needed while avoiding continuous operation and excessive energy consumption.

Inventive Principle:
Principle #19Periodic action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Prevents damage to vehicles and station facilities by ensuring vehicles meet swapping requirements, improving swapping efficiency and reducing labor costs while enhancing user experience.

Implementation Method 1

receiving measurement data from the ranging device after it is determined that the vehicle enters a ranging region

Methodology Applied
Scientific EffectTime of Flight: Time of Flight

Data Source

PatentUS12545141B2Method and system for controlling battery swapping operation based on vehicle size detection
Publication Date: 2026.02.10 NIO TECH ANHUI CO LTD
  • US12545141B2 patent drawing
  • US12545141B2 patent drawing
  • US12545141B2 patent drawing

AI summary

The disclosure relates to the field of electric vehicles, and more specifically, to a method for controlling a battery swapping operation based on vehicle size detection, a computer system for controlling a battery swapping operation based on vehicle size detection, a computer storage medium, and a battery swap station including the computer system. According to an aspect of the disclosure, the method for controlling a battery swapping operation based on vehicle size detection includes the following steps: in response to determining that a vehicle is in a predetermined battery swap region, enabling a ranging device arranged in a battery swap station; receiving measurement data from the ranging device after it is determined that the vehicle enters a ranging region; performing vehicle size detection based on the measurement data received from the ranging device; and controlling a battery swapping operation for the vehicle based on a detection result of the vehicle size detection.