US 12,255,568 B2
Monitoring circuit for electrical motor space heaters
Lakshmi Srinivas Imandi, Ras Tanura (SA)
Assigned to SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed by SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed on Aug. 30, 2022, as Appl. No. 17/823,447.
Prior Publication US 2024/0072716 A1, Feb. 29, 2024
Int. Cl. H02P 29/62 (2016.01); H02K 11/25 (2016.01)
CPC H02P 29/62 (2016.02) [H02K 11/25 (2016.01)] 15 Claims
OG exemplary drawing
 
1. A method, comprising:
detecting that an electric motor is inactive based on operation data generated by a sensor circuit coupled to the electric motor;
determining, in response to the detecting, whether a motor space heater in proximity to the electric motor is active based on the operation data, wherein the sensor circuit is further coupled to the motor space heater; and
activating the motor space heater if the electric motor is detected to be inactive.