Ashrae Journal - November 2008 - B23

heating consumption. A two-position heating control valve feeds hot water through a constant flow device. By timing how long the valve is open and knowing the ΔT for the system, the BAS can calculate and totalize instantaneous heating consumption. Domestic hot water heating consumption is similarly calculated by monitoring the volume of water consumed and the inlet and discharge water temperatures for the domestic hot water heating system. Supplied electricity meters have a scaled pulse output, which is totalized by the B-AAC. A resident’s carbon footprint is derived from multiplying the above energy consumption by the CO2 emission factors corresponding to the energy source used. Water consumption is also communicated to the resident via the B-AAC. At the time of publication, the controls installed at Dockside Green are provided by a single vendor. However, the entire network is configured to use BACnet protocol in anticipation of other vendor devices being available in the future. BACnet devices added at a later date could be networked via IP Ethernet or EIA-485. The current network spans all of the residences in the first phase of development and will accommodate further stages of development at the site. Each phase of development will have the main devices connected via Ethernet. In addition to viewing energy consumption parameters of their suite through their wall-mounted B-AAC, residents can also access this information from any Internet-connected PC. This is made possible by an on-site server that is responsible for interrogating the BACnet network and serving the information as HTML/XML Web pages. The server is a BACnet device, communicating via BACnet/IP. Residents access the server by connecting to a router with a dedicated public static IP address. BACnet is helping to future-proof Dockside Green by using BACnet as the main networking protocol, making possible the future integration of additional door control, card access, security, and lighting control. BACnet has enabled this installation to leverage the strengths of a flat network topology to its advantage. To date, installations at Dockside Green include 12 BACnet Building Controllers, 266 BACnet Advanced Application Controllers, and 13 BACnet Application Specific Controllers. Near-term additions include nine BACnet Building Controllers, 222 BACnet Advanced Application Controllers, and four BACnet Application Specific Controllers. References 1. New Society Publishers. 1998. Cannibals with Forks: The Triple Bottom Line of 21st Century Business. November 2008 B A C n e t ® To d a y | A S u p p l e m e n t t o A S H R A E J o u r n a l www.info.hotims.com/16019-39 B23

Ashrae Journal - November 2008

Table of Contents for the Digital Edition of Ashrae Journal - November 2008

Ashrae Journal - November 2008
Contents
Commentary
Industry News
Meetings and Shows
Feature Articles
Reducing Data Center Energy Consumption
Building Sciences
Feature Articles
Sustainable Nature Center
Emerging Technologies
Special Products
Washington Report
Special Supplement: BACnet® Today
BACnet® Goes Green
Seeing the Light with BACnet®
BACnet® on Campus
BACnet® for Net Zero
Analyzing BACnet®
BACnet® at Xerox Campus
BACnet® in Europe
BACnet® for Green Library
BACnet® at the University of Minnesota: Flexibility, Interoperability
InfoCenter
Product Showplace
Classified Advertising
Advertising Index
Ashrae Journal - November 2008 - Ashrae Journal - November 2008
Ashrae Journal - November 2008 - Cover2
Ashrae Journal - November 2008 - 1
Ashrae Journal - November 2008 - 2
Ashrae Journal - November 2008 - Contents
Ashrae Journal - November 2008 - 4
Ashrae Journal - November 2008 - Commentary
Ashrae Journal - November 2008 - 6
Ashrae Journal - November 2008 - Industry News
Ashrae Journal - November 2008 - 8
Ashrae Journal - November 2008 - 9
Ashrae Journal - November 2008 - 10
Ashrae Journal - November 2008 - 11
Ashrae Journal - November 2008 - Meetings and Shows
Ashrae Journal - November 2008 - 13
Ashrae Journal - November 2008 - Reducing Data Center Energy Consumption
Ashrae Journal - November 2008 - 15
Ashrae Journal - November 2008 - 16
Ashrae Journal - November 2008 - 17
Ashrae Journal - November 2008 - 18
Ashrae Journal - November 2008 - 19
Ashrae Journal - November 2008 - 20
Ashrae Journal - November 2008 - 21
Ashrae Journal - November 2008 - 22
Ashrae Journal - November 2008 - 23
Ashrae Journal - November 2008 - 24
Ashrae Journal - November 2008 - 25
Ashrae Journal - November 2008 - 26
Ashrae Journal - November 2008 - 27
Ashrae Journal - November 2008 - Building Sciences
Ashrae Journal - November 2008 - 29
Ashrae Journal - November 2008 - 30
Ashrae Journal - November 2008 - 31
Ashrae Journal - November 2008 - 32
Ashrae Journal - November 2008 - 32a
Ashrae Journal - November 2008 - 32b
Ashrae Journal - November 2008 - 33
Ashrae Journal - November 2008 - 34
Ashrae Journal - November 2008 - 35
Ashrae Journal - November 2008 - 36
Ashrae Journal - November 2008 - 37
Ashrae Journal - November 2008 - Sustainable Nature Center
Ashrae Journal - November 2008 - 39
Ashrae Journal - November 2008 - 40
Ashrae Journal - November 2008 - 41
Ashrae Journal - November 2008 - Emerging Technologies
Ashrae Journal - November 2008 - 43
Ashrae Journal - November 2008 - 44
Ashrae Journal - November 2008 - 45
Ashrae Journal - November 2008 - 46
Ashrae Journal - November 2008 - 47
Ashrae Journal - November 2008 - 48
Ashrae Journal - November 2008 - Special Supplement: BACnet® Today
Ashrae Journal - November 2008 - BCover2
Ashrae Journal - November 2008 - B3
Ashrae Journal - November 2008 - BACnet® Goes Green
Ashrae Journal - November 2008 - B5
Ashrae Journal - November 2008 - B6
Ashrae Journal - November 2008 - B7
Ashrae Journal - November 2008 - B8
Ashrae Journal - November 2008 - B9
Ashrae Journal - November 2008 - Seeing the Light with BACnet®
Ashrae Journal - November 2008 - B11
Ashrae Journal - November 2008 - B12
Ashrae Journal - November 2008 - B13
Ashrae Journal - November 2008 - BACnet® on Campus
Ashrae Journal - November 2008 - B15
Ashrae Journal - November 2008 - B16
Ashrae Journal - November 2008 - B17
Ashrae Journal - November 2008 - B18
Ashrae Journal - November 2008 - B19
Ashrae Journal - November 2008 - BACnet® for Net Zero
Ashrae Journal - November 2008 - B21
Ashrae Journal - November 2008 - B22
Ashrae Journal - November 2008 - B23
Ashrae Journal - November 2008 - Analyzing BACnet®
Ashrae Journal - November 2008 - B25
Ashrae Journal - November 2008 - B26
Ashrae Journal - November 2008 - B27
Ashrae Journal - November 2008 - B28
Ashrae Journal - November 2008 - B29
Ashrae Journal - November 2008 - BACnet® at Xerox Campus
Ashrae Journal - November 2008 - B31
Ashrae Journal - November 2008 - B32
Ashrae Journal - November 2008 - B33
Ashrae Journal - November 2008 - BACnet® in Europe
Ashrae Journal - November 2008 - B35
Ashrae Journal - November 2008 - B36
Ashrae Journal - November 2008 - BACnet® for Green Library
Ashrae Journal - November 2008 - B38
Ashrae Journal - November 2008 - B39
Ashrae Journal - November 2008 - B40
Ashrae Journal - November 2008 - B41
Ashrae Journal - November 2008 - BACnet® at the University of Minnesota: Flexibility, Interoperability
Ashrae Journal - November 2008 - B43
Ashrae Journal - November 2008 - B44
Ashrae Journal - November 2008 - Special Products
Ashrae Journal - November 2008 - Washington Report
Ashrae Journal - November 2008 - 51
Ashrae Journal - November 2008 - 52
Ashrae Journal - November 2008 - 53
Ashrae Journal - November 2008 - InfoCenter
Ashrae Journal - November 2008 - 55
Ashrae Journal - November 2008 - 56
Ashrae Journal - November 2008 - 57
Ashrae Journal - November 2008 - 58
Ashrae Journal - November 2008 - 59
Ashrae Journal - November 2008 - 60
Ashrae Journal - November 2008 - 61
Ashrae Journal - November 2008 - Product Showplace
Ashrae Journal - November 2008 - Classified Advertising
Ashrae Journal - November 2008 - 64
Ashrae Journal - November 2008 - 65
Ashrae Journal - November 2008 - 66
Ashrae Journal - November 2008 - 67
Ashrae Journal - November 2008 - Advertising Index
Ashrae Journal - November 2008 - Cover3
Ashrae Journal - November 2008 - Cover4
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