Coppergate House is an apartment building, located in central New Jersey, where energy costs have nearly doubled over the last few years. American DG Energy has provided a cogeneration solution that is supplying an efficient source of heat, domestic hot water, and electricity.
With energy costs going through the roof, HVAC system designers and specifiers are taking a much harder look at the many choices available in ductwork. One question that is being asked more and more is whether to choose rectangular or spiral duct.
A technician often has to sketch or design ductwork and other parts of an HVAC system. This means working with lines, angles, and other shapes. This article shows you how to draw and work with these different figures.
Understanding guidelines for motor selection can help you make replacement decisions more quickly. When selecting a motor, the three primary factors to think about are performance, electrical, and mechanical considerations.
Cooling with ice thermal storage can be the most cost-effective, reliable system approach to cooling offices, schools, hospitals, malls, and other buildings. These systems are also environmentally friendly because they help lower energy consumption and reduce greenhouse gas emissions.
It is important to verify correct control of an HVAC air system. A balanced supply and exhaust will help ensure proper ventilation by meeting minimum air exchange rates, removing airborne contaminants, and reducing operating costs.
This article reviews the reasons open standard protocols were, and still are, desirable, as well as the benefits we had hoped to realize from their successful application. Most importantly this article describes how you can assist the building owner in attaining many of the expected benefits from an open standard protocol.