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Ventilation of a Backup Diesel Generator Closet

CI-2009 IEQp1: Minimum indoor air quality performance
posted by Michael Wironen on Sep 5, 2012, 2:05 pm

We have a small mechanical equipment room that contains a backup diesel generator. It is being ventilated to remove exhaust and excess heat. However, ventilation rates do not meet those...

Last reply: Tyler Thumma, Dec 21, 2012, 2:13 pm

RE:62MZ calc. spreadsheet Vdzd & Ds inputs

CI-2009 IEQp1: Minimum indoor air quality performance
posted by Bobby Ghataura on Aug 2, 2012, 11:35 pm

In the 62MZ calc, i created zones that have heating and potentially critically zones, but im having an issue with the results; for Vdzd, i enter the airflow rate that corresponds to the minimum...

Last reply: Tyler Thumma, Dec 21, 2012, 2:04 pm

Calculating Vot in Credit Template

CI-2009 IEQp1: Minimum indoor air quality performance
posted by Rick Servoss on Sep 12, 2011, 4:18 pm

The Template calculates Vot by dividing Voz by Ev. ASHRAE 62.1 2007 arrives at Vot by dividing Vou by Ev, not Voz. This matters because Voz has already been corrected to account for the zone air...

Last reply: Tyler Thumma, Dec 21, 2012, 1:54 pm

Definition for Ds (%)

CI-2009 IEQp1: Minimum indoor air quality performance
posted by Nelina Loiselle on Nov 2, 2012, 10:07 am

Do you have a definition for Ds(%)? ASHRAE 62.1 does not have such a variable. There is a D for diversity, which seems to be the inverse of this Ds based upon experimentation. Can anyone advise...

Last reply: Dylan Connelly, Dec 4, 2012, 7:00 pm

VRV unit with Constant Air Volume system

CI-2009 IEQp1: Minimum indoor air quality performance
posted by Srimannarayana NCVK on Nov 14, 2012, 5:56 am

Hi

We are working on a project where the HVAC system is VRV unit.

Air distribution system has a treated fresh air unit.

When the fresh air unit is turned on, whether the...

Last reply: Roger Chang, Nov 30, 2012, 11:49 am

Multiple Units- Shared Returns

CI-2009 IEQp1: Minimum indoor air quality performance
posted by Mike oliva on Sep 6, 2012, 12:00 pm

Our design has four Dual Duct...

Base Building ASHRAE 62 Compiance

CI-2009 IEQp1: Minimum indoor air quality performance
posted by breeze glazer on Sep 6, 2012, 10:41 am

IEQc1 requires confirmation that the building services have been designed in accordance with ASHRAE. A statement from the mechanical engineer is required to demonstrate this.

We have...

Technical Rooms

CI-2009 IEQp1: Minimum indoor air quality performance
posted by Juliana Malho on Nov 24, 2011, 8:11 am

Does technical rooms, as IDFs rooms needs to have outside air renovation? As it is not intended for human occupancy, we understand that it is not necessary to consider these kind of rooms as a...

Last reply: Roger Chang, Aug 31, 2012, 1:55 pm

Comments received for final design review

CI-2009 IEQp1: Minimum indoor air quality performance
posted by monu goyal on Mar 15, 2012, 7:58 am

we had received following comments from...

Last reply: Roger Chang, Aug 31, 2012, 1:53 pm

Project can't meet Outside Air Requirements

CI-2009 IEQp1: Minimum indoor air quality performance
posted by Rob Hink on Mar 22, 2012, 10:46 am

We have a project which the outdoor air supply is limited from the...

Last reply: Roger Chang, Aug 31, 2012, 1:44 pm