An efficiency of 40 percent is already greater than the average turbine-based heat engine efficiency in the United States, but what could make TPVs even more attractive than a turbine is the potential ...
This has been discussed before on Ars, such as at https://arstechnica.com/civis/threa...ost-efficient-heat-pump-in-the-world.1501605/, and https://arstechnica.com ...
(brief explanation) the monthly variation in the atmospheric heat engine efficiency on the QTP for May to September from 2000 to 2020. The atmospheric heat engine efficiency from May to September ...