PORTLAND, Ore.—MEMS startup Microstaq Inc. is pioneering promising new markets, using its micro-valve as a pilot to control the large flows necessary to tackle the lucrative heating, ventilation and ...
HVAC systems continue to be the most challenging part of a new construction project to get right the first time, and the most challenging parts of the HVAC systems are their controls. I believe there ...
This paper highlights the system requirements and operating conditions of automatic air recirculation valves and reviews compatibility of existing calculator types with these requirements. When ...
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