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2023-06-15 09:51:33 -0500 commented question ChangeBuildingLocation BCL measure and PAT compatible?

how about the setting for climate zone calendar year, upstream argument values, and find and replace option etc.? How to

2023-06-14 20:34:23 -0500 commented answer Using more than one weather file in PAT

seems like when the measure is running, it is trying to file the weather file name whatever we put in the PAT and match

2023-06-14 20:08:50 -0500 commented question OpenStudio Failed To Set Weather File

there might be some file name issue (eg file name starting with ".") in the default weather file library when first dow

2023-06-14 18:55:21 -0500 commented answer Run Prototype DoE buildings with custom weather

Hi David for the changing building location measure in PAT, the only input is the weather file name not location /file a

2022-11-07 14:18:26 -0500 commented question how to add VAV box to VRF with DOAS system

Hi Neil thank you for the comments, this is really helpful

2022-11-07 14:11:42 -0500 asked a question how to check the box for autodemand shed control, ECMS under DDC system in cbecc-com2016

how to check the box for autodemand shed control, ECMS under DDC system in cbecc-com2016 Hi I got one cbecc-com 2016 mo

2022-11-07 13:52:18 -0500 asked a question how to check cbecc-com DCV form under zonal AHU

how to check cbecc-com DCV form under zonal AHU Hi I got one cbecc-com2016 model which has lots of zonal heat pumps. And

2022-11-07 13:47:06 -0500 asked a question where to check the zonal DCV system form at cbecc com

where to check the zonal DCV system form at cbecc com Hi I have one cbecc-com model 2016 and each thermal zone has smal

2021-05-31 22:01:07 -0500 commented answer Radiant floor slab

If it is just electric radiant panel, can I just add a electric coil to the zone for this loop? Thank you

2021-05-27 22:47:55 -0500 commented question What are your techniques for reducing unmet hours?

Do those 300 hours refer to occupied hours or total, ?

2021-05-27 17:40:20 -0500 commented question how to add VAV box to VRF with DOAS system

especially for ventilation and heating load for each system capacity Thank you

2021-05-27 11:43:22 -0500 commented question packaged rooftop unit to doas ventilation calculation is different than manually calculation by the spreadsheet calculation per IMC

how they are calculated for ventilation when it comes to ducted/combine system. why is it different from traditional ca

2021-05-27 11:43:06 -0500 commented question packaged rooftop unit to doas ventilation calculation is different than manually calculation by the spreadsheet calculation per IMC

how they are calculated for ventilation when it comes to ducted/combine system. why it is different from traditional cal

2021-05-27 11:42:55 -0500 commented question packaged rooftop unit to doas ventilation calculation is different than manually calculation by the spreadsheet calculation per IMC

how they are calculate for ventilation when it comes to ducted/combine system. why it is different from traditional calc

2021-05-27 11:41:01 -0500 commented question packaged rooftop unit to doas ventilation calculation is different than manually calculation by the spreadsheet calculation per IMC

the same system , and the vrf auto sizing has 0 cooling capacity ; but the heating is fine

2021-05-27 11:39:37 -0500 edited question packaged rooftop unit to doas ventilation calculation is different than manually calculation by the spreadsheet calculation per IMC

packaged rooftop unit to doas ventilation calculation is different from spreadsheet I am using openstudio to model doas

2021-05-27 11:39:16 -0500 edited question packaged rooftop unit to doas ventilation calculation is different than manually calculation by the spreadsheet calculation per IMC

packaged rooftop unit to doas ventilation calculation is different than manually calculation by the spreadsheet I am usi

2021-05-27 11:38:34 -0500 asked a question packaged rooftop unit to doas ventilation calculation is different than manually calculation by the spreadsheet calculation per IMC

packaged rooftop unit to doas ventilation calculation is different than manually calculation by the spreadsheet I am usi

2021-05-27 10:38:10 -0500 commented question Error with "ZEDG VRF with DOAS" measure

thank you David so we will prefer ZEDG one when pick up VRF

2021-05-26 23:30:55 -0500 asked a question Errors found in VRF system input

Errors found in VRF system input Hi I was trying to run a simple model but got the error like below If you need additio

2021-05-26 22:34:59 -0500 commented answer Split type Inverted heat pump model with multiple indoor units

I add VRF, terminal unit and zone attached to each terminal but where to add coil ?thank you

2021-05-26 18:12:03 -0500 commented answer Issue with VRF with DOAS Measure

Hi David why this measure the outdoor heating and cooling flow rate are default as hard size ?Thank you

2021-05-26 17:57:06 -0500 asked a question how to add VAV box to VRF with DOAS system

how to add VAV box to VRF with DOAS system Hi I am using openstudio for energy modeling and run a measure called VRF wit

2021-05-26 10:46:04 -0500 commented question Error with "ZEDG VRF with DOAS" measure

Hi David May I ask you what is the difference between the VRF with DOAS and ZEDG VRF with DOAS measures Thank you

2021-05-10 21:44:13 -0500 commented answer Multizone Packaged Rooftop Heat Pump for ASHRAE Baseline

why the baseline system can't be a combination of two system, and some baseline system don't have outside air ? Thank yo

2021-05-07 23:15:37 -0500 asked a question Error: Version extracted from file '3.2.0' is newer than current OpenStudio Version 3.1.0.

Error: Version extracted from file '3.2.0' is newer than current OpenStudio Version 3.1.0. When I try to open a osm mode

2021-04-25 22:06:57 -0500 edited question after changing thermal zone in sketchup, the thermal zone list in OS still remains the same

after changing thermal zone in sketchup, the thermal zone list in OS still remains the same Hello, I changed the therma

2021-04-25 22:03:30 -0500 edited question after changing thermal zone in sketchup, the thermal zone list in OS still remains the same

after changing thermal zone in sketchup, the thermal zone list in OS still remain the same Hello, I changed the thermal

2021-04-25 22:03:03 -0500 edited question after changing thermal zone in sketchup, the thermal zone list in OS still remains the same

change thermal zone in sketchup while the thermal zone in OS still remain the same Hello, I changed the thermal zone in

2021-04-25 22:02:18 -0500 asked a question after changing thermal zone in sketchup, the thermal zone list in OS still remains the same

change thermal zone in sketchup while the thermal zone in OS still remain the same Hello, I changed the thermal zone in

2021-04-21 09:52:47 -0500 commented answer how to group space by thermal zone

I am using openstudio thank you David,

2021-04-19 21:20:59 -0500 commented question after changing the ceiling height the model got broken

thank you Jono, when I selected the edges and moved them, there are some points didn't get moved together for some reaso

2021-04-19 21:17:42 -0500 commented question can't split one space

thank you Jono, I will definitely try floorspace

2021-04-19 21:14:50 -0500 asked a question how to group space by thermal zone

how to group space by thermal zone Hi I am trying to group different space into thermal zone for modeling, While the mec

2021-04-19 21:14:48 -0500 asked a question how to group space by thermal zone

how to group space by thermal zone Hi I am trying to group different space into thermal zone for modeling, While the mec

2021-04-14 20:13:19 -0500 commented answer Plenums and ceiling heights

if we have the warning and the exposed geometry for the model won't reflect the change, while other internal loads are a

2021-04-14 20:12:10 -0500 commented answer Plenums and ceiling heights

if we have the warning and the exposed geometry for the model won't reflect the change, while other internal loads are a

2021-04-14 20:11:50 -0500 commented answer Plenums and ceiling heights

if we have the warning and the exposed geometry for the model won't reflect the change, while other internal loads are a

2021-04-14 19:17:21 -0500 commented answer Splitting existing spaces?

thank you for this detailed reply David !

2021-04-13 15:58:43 -0500 asked a question can't split one space

can't split one space Hi I am trying to splitting one space following this video but instead of getting two different s

2021-04-13 15:55:43 -0500 commented answer Splitting existing spaces?

Hi David I followed the video drawing another surface inside one space, but it didn't split my space. When I click the s

2021-04-13 13:21:49 -0500 commented question after changing the ceiling height the model got broken

Hi David thank you for this timely reply ! I was actually trying to move all the roof, but the inner spaces got problem

2021-04-13 08:28:39 -0500 asked a question after changing the ceiling height the model got broken

after changing the ceiling height the model got broken Hi I was trying to changing the ceiling height by moving all th

2021-04-11 13:42:43 -0500 commented answer can't draw a window as a subsurface or set the WWR on a surface

thank you so in most cases, the shape and location inside one surface could be flexible

2021-04-09 15:52:09 -0500 commented answer can't draw a window as a subsurface or set the WWR on a surface

thank you for this detailed reply. yup when I leave enough space to the edge it is successful. May I ask an extra questi

2021-04-09 15:49:38 -0500 received badge  Commentator
2021-04-09 15:49:38 -0500 commented answer can't draw a window as a subsurface or set the WWR on a surface

thank you for this detailed reply. yup when I leave enough space to the edge it is successful. May I ask an extra questi

2021-04-08 14:23:24 -0500 edited question can't draw a window as a subsurface or set the WWR on a surface

can't draw a window as a subsurface or set the WWR on a surface Hello I was trying to manually draw a large window on a

2021-04-08 14:15:25 -0500 edited question can't draw a window as a subsurface or set the WWR on a surface

can't draw a window as a subsurface or set the WWR on a surface Hello I was trying to manually draw a large window on a

2021-04-08 14:14:58 -0500 edited question can't draw a window as a subsurface or set the WWR on a surface

can't draw a window as a subsurface or set the WWR on a surface Hello I was trying to manually draw a large window on a