Not sure if I understand your question - the chilled beam simulation in EnergyPlus treats the chilled beams as terminal units. So you need to have a central ventilation system defined just to use the beams. Looking at the code, it appears to me that if you schedule the beams to be off (use the Unit Availability Schedule) the chilled water flow rate is set to the minimum but the air flow is left alone. So scheduling the beams off won't affect the ventilation air flow rate. Fred Buhl On 4/22/2010 5:42 AM, Ven Re wrote: Hi All, Can someone help me , if it is possible to model a dedicated central fresh air handling unit ( air is precooled/warmed using water) With lot of fourpipe fancoil units. The model has chilled beams used for cooling only during winter but fresh air from AHU always flows through these units. Fancoils takes local air to further cool/warm. Thanks so much in advance -Ven------------------------------------ The primary EnergyPlus web site is found at: http://www.energyplus.gov The group web site is: http://groups.yahoo.com/group/EnergyPlus_Support/ Attachments are currently allowed but be mindful that not everyone has a high speed connection. Limit attachments to small files. EnergyPlus Documentation is searchable. Open EPlusMainMenu.pdf under the Documentation link and press the "search" button. Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/EnergyPlus_Support/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/EnergyPlus_Support/join (Yahoo! ID required) <*> To change settings via email: EnergyPlus_Support-digest@xxxxxxxxxxxxxxx EnergyPlus_Support-fullfeatured@xxxxxxxxxxxxxxx <*> To unsubscribe from this group, send an email to: EnergyPlus_Support-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/ __._,_.___ The primary EnergyPlus web site is found at: http://www.energyplus.gov The group web site is: http://groups.yahoo.com/group/EnergyPlus_Support/ Attachments are currently allowed but be mindful that not everyone has a high speed connection. Limit attachments to small files. EnergyPlus Documentation is searchable. Open EPlusMainMenu.pdf under the Documentation link and press the "search" button.
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