The patent at issue details a system for controlling the torque of an electromagnetic fan blower motor. Electromagnetic fan blower motors have been demonstrated to provide the efficiency gains necessary to help meet the new fan energy rating (FER) standards that go into effect in July 2019.
Located in Changzhou’s downtown, this new store gives local customers’ access to a wide range of Carrier’s residential heating, ventilating and air conditioning (HVAC) products. Carrier China, which includes Carrier Air Conditioning Sales Service (Shanghai) Co., Ltd., is a part of Carrier.
A common domestic refrigerator consists of medium and low temperature sections. The challenge for the system designer is to find cost-effective solutions to properly control the temperature and humidity for both sections in an efficient manner.
The research and testing program is part of a $5.2 million commitment on the part of AHRI, ASHRAE, U.S. Department of Energy, and the California Air Resources Board to further test in real-world settings low-GWP, but mildly flammable or flammable, refrigerants.