The new Oterra 115V heat pumps use difluoromethane (R32) as the refrigerant and have a heating capacity of 9,000 BTU/h to 12,000 BTU/h.

In this paper, a new medium-voltage power conversion system consisting of a four-level boost converter and four-level diode-clamped inverter is proposed for permanent magnet synchronous ...

Real-time optimization is often misunderstood. Here are the basics ...

Lee Phillips, 35, appeared at Burnley Crown Court on Wednesday (June 4) where he pleaded guilty to that offence as well as counts of criminal damage, sending a threatening communication, and ...

Citigroup Inc. will cut its technology employee workforce in China by about 3,500 as part of its global simplification efforts, while reiterating its commitment to the world’s second largest ...