An HVAC pressure sensor is particularly important in the cooling cycle—which includes compression, condensation, expansion, and evaporation—where it helps regulate refrigerant flow. Proper airflow ...

Purdue University engineers have developed a second-generation smart accumulator with oil circulation ratio (OCR) sensing capabilities for heating, ventilation, air conditioning and refrigeration, or ...

Measuring air flow in an HVAC duct can be a tricky business. Paddle wheel and turbine flow meters introduce not only resistance but maintenance issue due to accumulated dust and debris. Being able to ...

SAN JOSE, Calif., Dec. 12, 2024 (GLOBE NEWSWIRE) -- Posifa Technologies today introduced its new PAV5000 series MEMS anemometer sensor. Fully calibrated and temperature-compensated for easy ...

Among the many methods available for air flow detection, self-heated thermal flow sensors are simple, cheap, rugged, and sensitive. They rely on the relationship between airspeed (AF) and thermal ...

In 1970s Iran, entrepreneur Hamid Farzaneh started a company that installed heating and cooling systems into the homes of wealthy Iranians. But he noticed a problem: The HVAC systems only gave people ...