IP Library Granted Patent US 11,618,652
Granted Patent B2
US 11,618,652 · App. 16/684,914 · Granted Apr 4, 2023

Escalator data acquisition from learning algorithm

Inventors: Derk Oscar Pahlke (Berlin, DE); Robert Takacs (Sankt Poelten, AT); Philipp Schedl (Vienna, AT)
Assignee: OTIS ELEVATOR COMPANY
B66B25/006B66B27/00G01G19/00G01M99/005G01P15/02G06F3/04847G10L25/51H04L67/10H04R1/08H04W4/80H04W84/18H04W88/16
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Quick Facts
Patent No.
US 11,618,652
App. No.
16/684,914
Granted
Apr 4, 2023
Kind
B2
Abstract

A monitoring system for an escalator including: a local gateway device; an analytic engine in communication with the local gateway device through a cloud computing network; a weather data source in communication with the analytic engine through the cloud computing network, the weather data source being configured to obtain weather data at a location of the escalator; a sensing apparatus in wireless communication with the local gateway device through a short-range wireless protocol, the sensing apparatus comprising: an inertial measurement unit sensor configured to detect acceleration data of the escalator, and wherein the CBM health score is adjusted in response to at least the weather data.

Claims (48)

1. A monitoring system for an escalator, the monitoring system comprising:

a local gateway device;

an analytic engine in communication with the local gateway device through a cloud computing network;

a weather data source in communication with the analytic engine through the cloud computing network, the weather data source being configured to obtain weather data at a location of the escalator;

a sensing apparatus in wireless communication with the local gateway device through a short-range wireless protocol, the sensing apparatus comprising:

an inertial measurement unit sensor configured to detect acceleration data of the escalator,

wherein at least one of the sensing apparatus, the local gateway device, and the analytic engine is configured to determine a condition based monitoring (CBM) health score of the escalator in response to at least the acceleration data and the sound data, and

wherein the CBM health score is adjusted in response to at least the weather data; and

an application for a computing device in wireless communication with the cloud computing network, the application being configured to display the CBM health score of the escalator on a display device of the computing device.

2. The monitoring system of claim 1 , wherein the application is configured to display a user input interface for adjusting the CBM health score through a user input.

3. The monitoring system of claim 2 , wherein the application is configured to command an adjustment in the CBM health score in response to receiving the user input indicating the adjustment to the CBM health score.

4. The monitoring system of claim 1 , wherein the application is configured to display a user input interface for adjusting a maintenance schedule through a user input.

5. The monitoring system of claim 4 , wherein the application is configured to command an adjustment in the maintenance schedule in response to receiving the user input indicating the adjustment to the maintenance schedule.

6. The monitoring system of claim 1 , further comprising:

a passenger detection engine in communication with the analytic engine through the cloud computing network, the passenger detection engine being configured to determine passenger data of the escalator.

7. The monitoring system of claim 6 , wherein the analytic engine is configured to adjust a maintenance schedule of the escalator in response to at least one of the passenger data and the weather data.

8. The monitoring system of claim 6 , wherein the passenger detection engine comprises at least one of a camera, a light curtain, a load sensor, and an online database.

9. The monitoring system of claim 1 , further comprising:

a microphone configured to detect sound data of the escalator,

wherein the CBM health score is determined in response to at least one of the acceleration data and the sound data.

10. The monitoring system of claim 9 , wherein the sensing apparatus is configured to determine the CBM health Score of the escalator in response to at least one of the acceleration data and the sound data.

11. The monitoring system of claim 9 , wherein the sensing apparatus is configured to transmit the acceleration data and the sound data to the local gateway device and the local gateway device is configured to determine the CBM health score of the escalator in response to at least one of the acceleration data and the sound data.

12. The monitoring system of claim 9 , wherein the sensing apparatus is configured to transmit the acceleration data and the sound data to the analytic engine through the local gateway device and the cloud computing network, and wherein the analytic engine is configured to determine the CBM health score of the escalator in response to at least one of the acceleration data and the sound data.

13. The monitoring system of claim 1 , wherein the sensing apparatus is located within a handrail of the escalator and moves with the handrail.

14. The monitoring system of claim 1 , wherein the sensing apparatus is attached to a step chain of the escalator and moves with the step chain.

15. The monitoring system of claim 1 , wherein the sensing apparatus is stationary and located proximate to a step chain of the escalator or a drive machine of the escalator.

16. The monitoring system of claim 1 , wherein the sensing apparatus is attached to a moving component of a drive machine of the escalator.

17. A method of monitoring an escalator, the method comprising:

detecting acceleration data of the escalator using an inertial measurement unit sensor located in a sensing apparatus;

determining a condition based monitoring (CBM) health score of the escalator in response to at least the acceleration data;

obtaining weather data at a location of the escalator;

detecting passenger data of the escalator;

adjusting the CBM health score in response to at least one of the weather data and the passenger data; and

displaying the CBM health score of the escalator on a display device of a computing device.

18. The method of claim 17 , further comprising:

displaying a user input interface for adjusting the CBM health score through a user input using the application for the computing device.

19. The method of claim 18 , further comprising:

receiving the user input indicating an adjustment to the CBM health score; and

commanding the adjustment of the CBM health score in response to receiving the user input indicating the adjustment to the CBM health score.

20. A monitoring system for an escalator, the monitoring system comprising:

a local gateway device;

an analytic engine in communication with the local gateway device through a cloud computing network;

a passenger detection engine in communication with the analytic engine through the cloud computing network, the passenger detection engine being configured to determine passenger data of the escalator;

a sensing apparatus in wireless communication with the local gateway device through a short-range wireless protocol, the sensing apparatus comprising:

an inertial measurement unit sensor configured to detect acceleration data of the escalator,

wherein at least one of the sensing apparatus, the local gateway device, and the analytic engine is configured to determine a condition based monitoring (CBM) health score of the escalator in response to at least the acceleration data and the sound data, and

wherein the CBM health score is adjusted in response to at least the passenger data; and

an application for a computing device in wireless communication with the cloud computing network, the application being configured to display the CBM health score of the escalator on a display device of the computing device.

Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 15, 2020
From: OTIS GMBH & CO. OHG
To: OTIS ELEVATOR COMPANY
Reel/Frame 051520/0720 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 15, 2020
From: OTIS GESELLSCHAFT M.B.H.
To: OTIS ELEVATOR COMPANY
Reel/Frame 051603/0396 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 15, 2019
From: TAKACS, ROBERT; SCHEDL, PHILIPP
To: OTIS GESELLSCHAFT M.B.H.
Reel/Frame 051018/0151 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 15, 2019
From: PAHLKE, DERK OSCAR
To: OTIS GMBH & CO. OHG
Reel/Frame 051027/0050 →
Continuity (1)
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