Virtual reality-based locomotive operator job fatigue evaluation system

By constructing a highly simulated driving scenario through a virtual reality-based locomotive driver fatigue evaluation system, the system monitors and analyzes the driver's physiological reactions and behavioral changes in real time. This solves the problems of insufficient accuracy and real-time performance in existing fatigue monitoring technologies, improves driving safety, and provides a scientific method for fatigue evaluation.

CN119088215BActive Publication Date: 2026-05-08NORTHWESTERN POLYTECHNICAL UNIV
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Patent Information

Application Number
CN202411112776.2
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-08-14
Publication Date
2026-05-08
Estimated Expiration
2044-08-14

AI Technical Summary

Technical Problem

Existing locomotive driver fatigue monitoring technologies are insufficient in terms of accuracy and real-time performance, making it difficult to effectively assess driver fatigue, especially in complex environments, which affects driving safety.

Method used

A locomotive driver fatigue assessment system based on virtual reality is adopted. Through a virtual human-machine driving operation unit, a human-machine data comprehensive acquisition unit, a data processing and feature extraction and analysis unit, a cross-system data time synchronization and dimensionless feature processing unit, and a locomotive driver fatigue fuzzy comprehensive evaluation unit, the system monitors and analyzes the driver's physiological reactions and behavioral changes in real time, and constructs a highly simulated driving scenario to assess fatigue status.

Benefits of technology

It enables timely and accurate assessment of locomotive driver fatigue, provides a more objective, comprehensive, and scientific evaluation method, improves driving safety, and promotes the innovative application of virtual reality and motion capture technology in the field of traffic safety.

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Abstract

The application belongs to the technical field of locomotive driver ergonomics. The application provides a virtual reality-based evaluation system for the fatigue of a locomotive driver. The disclosed embodiment builds a highly simulated driving scene, simulates long-time and high-intensity driving tasks, reproduces various situations that may cause driver fatigue in a risk-free manner, and monitors and analyzes the physiological response, behavioral change and psychological state of the driver in the simulation process in real time through high-precision equipment, effectively solving the problems of lack of accuracy and real-time of the existing evaluation methods, and timely and accurately evaluating and finding the fatigue degree of the locomotive driver in the task execution process, thereby providing safety guarantee for locomotive driving.
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