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Re: R: Re: [EnergyPlus_Support] Re: Calculated Design Load = 0 ?





Hello, Jim.
No, I'm in contact with the support helpdesk.
For some zones I forced the size of the heating coils and I resolved the problem, but for a zone I didn't work even so.
Best Regards


---In EnergyPlus_Support@xxxxxxxxxxxxxxx, <jim@...> wrote :

Francesco,
Was this issue resolved for you?

On Fri, May 12, 2017 at 07:06 'roberto.xs@...' roberto.xs@... [EnergyPlus_Support] <EnergyPlus_Support@xxxxxxxxxxxxxxx> wrote:
 

Dear Francesco,
try to check if the system is available for the zone "SPOGLIATOIO MASCHILE" or there are the conditions in order to turn on the system at the data time of peak.




----Messaggio originale----
Da: "fpasserini.tn@... [EnergyPlus_Support]" <EnergyPlus_Support@xxxxxxxxxxxxxxx>
Data: 11/05/2017 15.25
A: <EnergyPlus_Support@xxxxxxxxxxxxxxx>
Ogg: Re: [EnergyPlus_Support] Re: Calculated Design Load = 0 ? [1 Attachment]

 

The heating setpoint and the cooling setpoint are different. The cooling setpoint was imposed equal to 100°C in order to avoid that the room requires cooling.

I have attached a graph relative to the heating designday. You can see that "System Node Setpoint Temperature" seems equal to the highest temperature between the zone temperature and the thermostat heating temperature.
Although it has the same sizing parameters of the other zones, the zone 00:LocalePersonale doesn't even compare in the table "Zone Sensible Heating" of the html report!?
I get the following warnings:

   ** Warning ** Calculated design cooling load for zone=00:LOCALEPERSONALE is zero.
   **   ~~~   ** Check Sizing:Zone and ZoneControl:Thermostat inputs.
   ** Warning ** Calculated design heating load for zone=00:LOCALEPERSONALE is zero.
   **   ~~~   ** Check Sizing:Zone and ZoneControl:Thermostat inputs.
 



--

James V Dirkes II, PE, BEMP, LEED AP
CEO/President
The Building Performance Team Inc.
1631 Acacia Dr, GR, MI 49504

Direct / Mobile: 616.450.8653
jim@...

Website l  LinkedIn

Coffee conversation: ? the minute one is labeled mean-spirited simplyy for raising an opposing view, debate is silenced. If we disqualify legitimate discussion, we compromise our ability to know the truth. We need to cultivate the ability to disagree civilly and not take opposition personally. We must also have the grace to allow our own views to be challenged with evidence and reasoning?

.



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Posted by: fpasserini.tn@xxxxxxxxx


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