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...

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...

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...

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...

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...

Our design has four Dual Duct...

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...

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...

we had received following comments from...

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