This is possible using Energy Management System. Although it is a bit of an advanced feature, there are actuators available that can override the conditions placed on any of the Outdoor Air Nodes used in HVAC.
From: EnergyPlus_Support@xxxxxxxxxxxxxxx [mailto:EnergyPlus_Support@xxxxxxxxxxxxxxx] On Behalf Of Phylroy
Sent: Thursday, January 14, 2010 6:16 PM
To: EnergyPlus_Support@xxxxxxxxxxxxxxx
Subject: [EnergyPlus_Support] Re: Can it possible to change the HVAC inlet air temperature?
You can but it will change the heat transfer for all the surfaces as well, and infiltration.
I'm looking at the same problem using a hourly air data obtained from TRNSYS's earth tube model.
--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, zjy mars <zjymars@...> wrote:
>
> hello, I try to find the option to change the HVAC inlet air temperature.
> but I can't. If I really need to do this, does that mean I have to modify
> weather data?
>
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