It is a challenge creating quality steam using existing boiler efficiencies. Capturing actual boiler operations illustrates the effects of steam quality (vs. boiler efficiency) during different boiler and steam system demands.
Gone are yesterday's unreliable and inaccurate sensors and controls. Today's devices, including temperature, humidity, and CO2 sensors, are not only highly accurate and dependable, they also last longer and provide buildings with greater comfort and energy savings.
Providing the right amount of air to ensure occupant comfort requires a thorough knowledge of the instruments used to measure air volume and velocity in duct systems. It's information engineers should know.
Leaning on experience and data from various K-12 cities and projects, the author pursues some less conventional design approaches. They may revolve around radiant heating and/or cooling, but depending on school size and other factors, the smart use of heat recovery, DOAS, and improved central plants could also put a project on the HVAC honor roll.