Measuring air flow ... HC-SR04 sensor boards and has already done a proof-of-concept build. He’s getting real numbers back and getting close to a sensor that will go into an HVAC automation ...

An HVAC pressure sensor plays a crucial role in measuring and monitoring the pressure within heating, ventilation, and air conditioning ... regulate refrigerant flow. Proper airflow flow is ...

air conditioning and refrigeration, or HVAC&R, systems. Oil starvation is one of the major reasons for compressor failure in HVAC&R systems. The Purdue smart accumulator OCR sensor could provide ...