Over the past few years, there has been a rise in elevator accidents due to the growing number of elevators and the higher percentage of aging elevators. Consequently, elevator safety concerns have garnered significant public interest. Currently, elevator safety evaluation is conducted based on certain applicable norms and specifications, but there is a dearth of comprehensive study on elevator safety evaluation. Nevertheless, the braking system of elevators plays a crucial role in ensuring their safe operation. Consequently, it is highly important to undertake a safety assessment of the braking performance of elevators. This article provides a thorough analysis of the operating mechanism of elevators. It also creates a simulation experimental platform to simulate faults in the traction machine. Additionally, it establishes an embedded acquisition device for elevators and extracts signal features. The brake performance status is determined based on the feature parameters provided. Ultimately, the efficacy of this approach was confirmed by establishing remote operation and maintenance platforms to oversee the health of elevators. This article presents a status monitoring and safety evaluation system for elevator. The system is then used to assess elevators with varying performance levels using a specially designed experimental platform to simulate elevator faults. The proposed method is anticipated to be utilized in practical assessment and upkeep systems, offering constructive suggestions for the routine maintenance and monitoring of elevators.

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Elevator Status Monitoring and Health Evaluation System

  • Qingyuan Guo,
  • Xuan Wang,
  • Qi Guo,
  • Sa Yang,
  • Haixu Yu

摘要

Over the past few years, there has been a rise in elevator accidents due to the growing number of elevators and the higher percentage of aging elevators. Consequently, elevator safety concerns have garnered significant public interest. Currently, elevator safety evaluation is conducted based on certain applicable norms and specifications, but there is a dearth of comprehensive study on elevator safety evaluation. Nevertheless, the braking system of elevators plays a crucial role in ensuring their safe operation. Consequently, it is highly important to undertake a safety assessment of the braking performance of elevators. This article provides a thorough analysis of the operating mechanism of elevators. It also creates a simulation experimental platform to simulate faults in the traction machine. Additionally, it establishes an embedded acquisition device for elevators and extracts signal features. The brake performance status is determined based on the feature parameters provided. Ultimately, the efficacy of this approach was confirmed by establishing remote operation and maintenance platforms to oversee the health of elevators. This article presents a status monitoring and safety evaluation system for elevator. The system is then used to assess elevators with varying performance levels using a specially designed experimental platform to simulate elevator faults. The proposed method is anticipated to be utilized in practical assessment and upkeep systems, offering constructive suggestions for the routine maintenance and monitoring of elevators.