[Equest-users] Multizone heating question

Karen Walkerman kwalkerman at gmail.com
Thu Dec 11 10:36:59 PST 2008

I'm happy to look at your inp file, but I can't open it with eQuest.  My
initial guess is that you have a pilot on all summer, or that your boiler is
cycling at an inefficient part load ratio in response to small demands.


On Thu, Dec 11, 2008 at 1:25 PM, Marcus Eliason <meliason at essexco.com>wrote:

> Hello,
> I am modeling an existing building with multizone air handlers with chilled
> water coils for cooling and hot water coils for heating.  The hot water is
> generated by a gas furnace.  I am seeing some discrepancies in my gas usage
> from actual to the simulation.  In the actual building, the gas usage is
> only  high in the winter months (the building is in the south) and is next
> to nothing in summer months.  I have tried all the various methods of coil
> control under the "heating" tab and cannot get the simulation to reflect
> the
> real life usage.  Does anybody have any ideas on how to control the heating
> better?  Representative files are attached.
> Marcus Eliason
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