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Getting Conflict between unique node names and plantloop supply and demand inlet outlet names

I get the following message:

 ************* Testing Individual Branch Integrity                  
 ** Severe  ** Non-unique node name found, name=NODE 3              
 **   ~~~   ** ..1st occurrence in Branch=RH Supply BRANCH      
 **   ~~~   ** ..duplicate occurrence in Branch=RH Demand FEED BRANCH      
 ** Severe  ** Non-unique node name found, name=NODE 20             
 **   ~~~   ** ..1st occurrence in Branch=RH Supply  BRANCH      
 **   ~~~   ** ..duplicate occurrence in Branch=RH Demand RETURN BRANCH

but when I make unique node names for supply outlet node -demand inlet node and vice-versa, i get the error messages that Plantloop Demand inlet and Supply outlet nodes must be the same.

What am I doing wrong?

btuppeny's avatar
101
btuppeny
asked 2020-01-10 13:36:30 -0500
__AmirRoth__'s avatar
4.4k
__AmirRoth__
updated 2020-01-13 16:28:54 -0500
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Without having your IDF file or a schematic of your plant loop, hard to tell. I suggest you read carefully the Plant Application Guide (also as a PDF in your E+ install folder) and review the rules that govern loop topology in E+

Julien Marrec's avatar Julien Marrec (2020-01-10 15:38:15 -0500) edit
1

I solved this. One must change the shared node names in three places: PlantLoop, Branch, and Component (E.G. pipe) - while I was only doing it in 2 of the three....

btuppeny's avatar btuppeny (2020-01-10 20:55:24 -0500) edit

Glad you solved it. You can move your comment as an answer and accept that.

Julien Marrec's avatar Julien Marrec (2020-01-11 07:32:48 -0500) edit
1

Will do, once my newbie status own response delay times out....

btuppeny's avatar btuppeny (2020-01-11 14:24:43 -0500) edit
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1 Answer

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I solved this. One must change the shared node names in three places: PlantLoop, Branch, and Component (E.G. pipe) - while I was only doing it in 2 of the three...

btuppeny's avatar
101
btuppeny
answered 2020-01-19 11:44:26 -0500
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