Elevator Software Upgrade via Predicted Idle Time

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Solution Overview

Problem

Conventional elevator systems lack awareness of idle times, leading to arbitrary software upgrades during operational modes, which can disrupt elevator functioning.

Innovation Solution

A method and system utilizing machine learning on run count performance data to predict idle times and automatically schedule software upgrades for elevators during these times, minimizing downtime and system load.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If software upgrade is performed during operational mode, then software can be updated, but elevator functioning is disrupted

Engineering Contradiction:
Improveelevator functioningVSAvoiddowntime during upgrade
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by predicting future idle times using machine learning on historical run count data before the actual software upgrade is needed. This allows the system to prepare and schedule upgrades in advance during predicted idle periods, ensuring no operational disruption while minimizing downtime through advance planning.

Inventive Principle:
Principle #10Preliminary action

2Extent of automation

If manual software upgrade is performed, then upgrade can be executed, but user awareness and intervention are required

Engineering Contradiction:
Improveautomatic upgradeVSAvoidsystem complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The system implements self-service by automatically performing software upgrades without user intervention. The machine learning model predicts idle times, schedules upgrades automatically, and executes them during predicted idle periods. This eliminates the need for user awareness or manual intervention while managing complexity through automated algorithms that handle the scheduling and execution processes.

Inventive Principle:
Principle #25Self-service

3Productivity

If software upgrade is performed during idle time, then elevator operation is maintained, but idle time prediction is required

Engineering Contradiction:
Improveelevator operation continuityVSAvoididle time detection
Core Design Contradiction:
ProductivityVSDifficulty of detecting and measuring

Solution Approach 1:

The system uses feedback by continuously collecting historical run count data and operational patterns, then feeding this information into the machine learning model to predict future idle times. This closed-loop approach allows the system to accurately detect and predict idle periods based on past behavior, enabling upgrades during actual idle time while maintaining operational continuity through data-driven predictions.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11016751B2Automatic upgrade on total run count data on availability of new software
Publication Date: 2021.05.25 OTIS ELEVATOR CO
  • US11016751B2 patent drawing
  • US11016751B2 patent drawing
  • US11016751B2 patent drawing

AI summary

A method for automatically updating software of a computing device of a transportation device is provided herein. The method includes performing, by a server device, machine learning on run count performance data of the transportation device to determine a next idle time. The method includes publishing, by the server device, software availability information to the computing device of the transportation device with the next idle time. The method includes causing, by the server device, an automatic upgrade of the software of the computing device of the transportation device at the next idle time.