Patent · US Active

Systems and methods for a dual-supply variable speed drive

US11515825B2 · kind B2 · utility

0Cited by

3References

18Claims

0Family size

Assignee

Johnson Controls Tyco IP Holdings LLP · US

Inventors

Ivan Jadric · York, US
Ajit Wasant Kane · York, US
Scott Victor Slothower · Dillsburg, US

Key dates

Filing date	Oct 10, 2018
Grant date	Nov 29, 2022
Priority date	—
Expiry date	Jun 10, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02B30/70
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

In an embodiment of the present disclosure, a heating, ventilation, air conditioning, and refrigeration (HVAC&R) system includes a refrigerant loop and a compressor disposed along the refrigerant loop. The compressor is configured to circulate refrigerant through the refrigerant loop. The HVAC&R system also includes a motor configured to drive the compressor and a variable speed drive (VSD) configured to supply power to the motor. The VSD further includes a first power pod configured to supply a first power to the motor and a second power pod configured to supply a second power to the motor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.