US 11,670,961 B2
Closed loop control wireless power transmission system for conveyance system
Enrico Manes, Feeding Hills, MA (US); Suman Dwari, Vernon, CT (US); Stephen Savulak, Woodbury, CT (US); and Goran Djuknic, New York, NY (US)
Assigned to OTIS ELEVATOR COMPANY, Farmington, CT (US)
Filed by Otis Elevator Company, Farmington, CT (US)
Filed on Dec. 9, 2019, as Appl. No. 16/706,981.
Claims priority of provisional application 62/779,513, filed on Dec. 14, 2018.
Prior Publication US 2020/0195046 A1, Jun. 18, 2020
Int. Cl. H02J 50/10 (2016.01); H02J 7/00 (2006.01); H02J 50/80 (2016.01); B66B 11/02 (2006.01); B66B 11/04 (2006.01); B66B 7/00 (2006.01); H02J 50/12 (2016.01); H02J 50/90 (2016.01); H04B 5/00 (2006.01)
CPC H02J 50/10 (2016.02) [B66B 7/00 (2013.01); B66B 11/0226 (2013.01); B66B 11/04 (2013.01); H02J 7/005 (2020.01); H02J 7/00032 (2020.01); H02J 7/0048 (2020.01); H02J 50/80 (2016.02); H02J 50/12 (2016.02); H02J 50/90 (2016.02); H04B 5/0037 (2013.01); Y02B 50/00 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A wireless power transfer system for wirelessly powering a conveyance apparatus of a conveyance system, the wireless power transfer system comprising:
a wireless electrical power transmitter located along a side of the conveyance system in a first location;
a power management system configured to control operation of the wireless electrical power transmitter;
a wireless electrical power receiver located along a surface of the conveyance apparatus opposite the side of the conveyance system, the wireless electrical power receiver and the wireless electrical power transmitter being in a facing spaced relationship defining a gap therebetween when the wireless electrical power receiver is located proximate the first location;
an energy storage device configured to receive electrical power from the wireless electrical power receiver;
an energy storage device management system configured to monitor a data of the energy storage device and the conveyance apparatus, the energy storage device management system being in wireless communication with the power management system,
wherein the energy storage device management system is configured to transmit the data to the power management system and the power management system is configured to adjust operation of the wireless electrical power transmitter in response to the data, and
wherein the data includes each of a state of health of the energy storage device, a temperature of the energy storage device, dispatching of the conveyance apparatus, a location of the conveyance apparatus and a location of the wireless electrical power receiver relative to the wireless electrical power transmitter, and
wherein the power management system is configured to adjust a frequency and a voltage of electricity being induced through coils of the wireless electrical power transmitter based on the data.