Smart Buildings Systems for Architects, Owners and Builders

Open Database Connectivity Other software applications typically work with SQL databases to provide additional functionality, co ...

open, integrated smart building systems. For example, data in a spreadsheet can easily be imported or exported to an ODBC-compli ...

That shortcoming of especially the VoIP technology spurred the effort to supply power to the telephones over the twisted pairs i ...

The current standard is sufficient to power many low-powered devices. However, the power rating is insufficient to power devices ...

provide power to a device is about $864 while the cost of a POE network port is $47 to $175. Another potential cost savings is r ...

Chapter 3 Heating, Ventilating, and Air Conditioning Systems Overview Heating, ventilation, and air conditioning (HVAC) systems ...

The HVAC system not only makes the building comfortable, healthful, and livable for its occupants, it manages a substantial port ...

Whether steam or hot water is used as the heat transfer medium depends on the building’s heating requirements. Heat transfer is ...

are composed of tubes housing flowing water surrounded by combustion gases that transfer heat to the water in the tubes. Water-t ...

evaporator coils that remove heat from the building. The hot air in the build- ing is passed over the evaporator coils, adding h ...

Water-cooled chillers have higher efficiencies than air-cooled chillers because they reject heat at the wet-bulb temperature (wh ...

Evaporative condensed chillers operate essentially as a smaller and more efficient version of a water-cooled system; they use th ...

Air-Handling Units Air-handling units (AHUs) provide warm or cool air to different parts of a building, using chilled water to c ...

Air Terminal Units Air terminal units (ATUs) address specific HVAC thermal loads or zones. Thermal loads in a space can consist ...

COP is a dimensionless ratio of the power output of a unit to the electrical power required to run it. EER can be converted to C ...

efficient lighting and electronics. Incandescent lighting generates large amounts of heat while lighting an area. Modern energy- ...

can also have substantial effects on efficiency. According to the U.S. Depart- ment of Energy, fans, and pumps account for 64% o ...

technician to service, it is less likely that the equipment will receive regular maintenance. Routine maintenance such as replac ...

changing signal from an external device or sensor, such as a temperature sen- sor. Digital inputs to a controller are simply a t ...

n System reports n System scheduling n Archive and analysis of historical data n Backup of controller databases n Alarm reportin ...