Heat pumps may be leading sales, but dual fuel systems are winning on trust, redundancy, and real-world reliability.

A Virginia retrofit pairs propane and electric to eliminate resistance heat, cut energy costs, and deliver consistent comfort ...

An international research team has developed a novel solar-air dual-source heat pump (SAHP) for water heating applications. The system's innovation lies in using a blower fan that enables forced ...

Researchers at the University of Padua in Italy have designed a dual-source heat pump that uses CO2 as the refrigerant and a solar evaporator comprising three PV-T collectors “The key innovation lies ...

How do you reduce greenhouse gas emissions from one of the largest sources — buildings — without breaking the bank or the grid? To answer that question, the utility Puget Sound Energy (PSE) turned to ...

As the HVAC industry evolves to be more sustainable, heat pumps are increasingly recognized for their potential to help reduce greenhouse gas emissions and energy consumption. A UC Davis study 1 found ...

With global warming becoming an urgent issue, heating our homes efficiently -- and sustainably -- has taken center stage. As winters become more unpredictable (and unexpectedly harsh), finding ...

Air source vs ground source heat pumps: Experts compare the pros and cons - Air source and ground source heat pumps both ...

CNET contributor Don Reisinger is a technology columnist who has covered everything from HDTVs to computers to Flowbee Haircut Systems. Besides his work with CNET, Don's work has been featured in a ...

Air source heat pump systems (ASHPs) have emerged as a pivotal technology in the quest for sustainable and energy-efficient heating and cooling solutions. These systems exploit ambient air as a ...

Heat pumps and furnaces are both popular options for heating homes, but which is right for you depends on your area's climate ...

Vapor injection heat pump systems represent a significant advancement in heating technology by integrating a secondary injection of refrigerant vapor into the compressor. This process enhances the ...