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Adding multiple chillers in Design-Builder/Energyplus?

I added 4 additional chillers in HVAC design ( total of 5 chillers) in design-builder as shown in the figure below.image description

However, when I run the simulation in E+ and see the output file, I get 0 consumption from those additional 4 chillers ( check image below )image description

Can anyone help me why those chillers aren't working?

gopalchitalia's avatar
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gopalchitalia
asked 2020-04-23 03:56:57 -0500
__AmirRoth__'s avatar
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__AmirRoth__
updated 2020-04-23 07:13:55 -0500
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Did you change the sizing fraction?

TomB's avatar TomB (2020-04-23 21:33:32 -0500) edit
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2 Answers

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One thing to check is if all chillers have been added to the CHW plant loop at Plant Equipment Operation tab.

image description

Luís Filipe S.'s avatar
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Luís Filipe S.
answered 2020-04-24 04:47:55 -0500
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Tom's point is the most likely reason for only one chiller working. If you haven't already viewed them, I'd suggest you go through the free online HVAC tutorials here: https://designbuilder.co.uk/training/.... One of these covers chiller inputs. Also read the chiller information in the Program Help here: https://designbuilder.co.uk/helpv6.0/.... If you have a licence you can of course also ask our Support Desk for help here: https://support.designbuilder.co.uk/

Dave's avatar
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Dave
answered 2020-04-24 02:22:03 -0500
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