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Re: [EnergyPlus_Support] Was there a bug in v8 for rated pump power calc





just a follow up. apparently the code applies an impellar efficiency of .78 for autosized pumps! The documentation is now under revision.


On 5 September 2013 21:34, Linda Lawrie <linda@xxxxxxxxxxxxxx> wrote:
 

Off hand, can't think of a CR for that having been issued.

You might check the last beta and see if it's been fixed in there.

You need to send input file to the helpdesk so that we can log a defect or whatever.



At 11:59 AM 9/5/2013, jeannieboef@xxxxxxxxx wrote:


Or 164 W, when using the rounded values in the table below.

On 05.09.2013, at 17:41, <jeannieboef@xxxxxxxxx> wrote:

 

Pumps
Was there a bug in v8 for rated pump power calc?
I get 171 W.

Type Control Head [pa] Water Flow [m3/s] Electric Power [W] Power Per Water Flow Rate [W-s/m3] Motor Efficiency [W/W]
LOWTEMPHWSYS PUMP Pump:ConstantSpeed Intermittent 58411.20 0.0016 211.95 132307.70 0.57




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