Question-and-Answer Resource for the Building Energy Modeling Community
Get started with the Help page
Ask Your Question

Julien Marrec's profile - activity

2020-09-18 16:49:37 -0500 commented question typo in openstudio app

The dimensional analysis is correct as Jason DeGraw answered. The broader question would be whether we couldn't display

2020-09-18 16:43:27 -0500 commented question Solution exception:The type initializer for 'OpenStudio.OpenStudioModelCorePINVOKE

Specifically the resolution is that you may need to copy the DLLs to the run folder: https://github.com/NREL/OpenStudio/

2020-09-18 16:36:41 -0500 commented question Questions about using openstudio

Did you add Design Days on the "Location" Tab (the first one, below where you add the Weather File) ?

2020-09-18 16:34:40 -0500 edited answer E+ Output Variable Format Change

You cannot escape post-processing in that case. That falls in your own lap, E+ will not help with it. As far as how you

2020-09-18 16:32:28 -0500 answered a question E+ Output Variable Format Change

You cannot escape post-processing in that case. That falls in your own lap, E+ will not help with it. As far as how you

2020-09-04 09:38:46 -0500 edited answer Which type of HVAC I have to choose in OpenStudio?

You want to add a VRF system instead. Go to the Loop tab, in the dropdown select VRF, then drag a VRF System. see the

2020-09-04 09:38:39 -0500 edited answer Which type of HVAC I have to choose in OpenStudio?

You want to add a VRF system instead. Go to the Loop tab, in the dropdown select VRF, then drag a VRF System. see the

2020-09-04 09:38:27 -0500 edited answer Which type of HVAC I have to choose in OpenStudio?

You want to add a VRF system instead. Go to the Loop tab, in the dropdown select VRF, then drag a VRF System. see the

2020-09-04 09:38:19 -0500 edited answer Which type of HVAC I have to choose in OpenStudio?

You want to add a VRF system instead. Go to the Loop tab, in the dropdown select VRF, then drag a VRF System. Cf http

2020-09-04 09:37:56 -0500 answered a question Which type of HVAC I have to choose in OpenStudio?

You want to add a VRF system instead. Go to the Loop tab, in the dropdown select VRF, then drag a VRF System.

2020-09-01 02:01:34 -0500 commented answer Does OpenStudio support coil:heating:steam

Thumbs up on the Original issue post at least, then please feel free to add a comment explaining what you are trying to

2020-08-25 10:02:12 -0500 commented answer what is features of EnergyPlus Python API 1.0 comparing with other APIs

Plugin Mode is replace of the EMS in python: instead of writing an EMS program inside your IDF in ERL language, you writ

2020-08-22 15:08:48 -0500 commented answer Is there a way to use the space to diagram feature of OpenStudio from command line?

To see a fully working example, see this measure which creates a simple shoebox model: https://github.com/NREL/openstudi

2020-08-22 15:07:41 -0500 commented answer Is there a way to use the space to diagram feature of OpenStudio from command line?

Well, the model argument is your openstudio model. So either you load an existing model (see my helper here), or just cr

2020-08-22 15:07:26 -0500 commented answer Is there a way to use the space to diagram feature of OpenStudio from command line?

Well, the model argument is your openstudio model. So either you load an existing model (see my helper here), or just cr

2020-08-22 15:03:36 -0500 commented answer Open Studio issues list summarized from an engineers perspective

What do you mean it won't be fixed? See @macumber 's PR on NREL/OpenStudio#4038

2020-08-22 15:02:51 -0500 commented answer Open Studio issues list summarized from an engineers perspective

What do you mean it won't be fixed? See https://github.com/NREL/OpenStudio/pull/4048

2020-08-20 03:28:37 -0500 answered a question Modifying energyplus source code

I would start here: ZoneContaminantPredictorCorrector.cc#L1935-L1993

2020-08-20 03:26:59 -0500 commented answer In EnergyPlus source code, what does OAMFL, VAMFL, EAMFL, and CTMFL stand for?

I always want to pass -n --color=always so I aliased grep to automatically include this and exclude flags alias grep="/

2020-08-20 03:23:10 -0500 commented answer In EnergyPlus source code, what does OAMFL, VAMFL, EAMFL, and CTMFL stand for?

I suggest using grep (which can be installed on windows too). cd EnergyPlus/src/EnergyPlus grep -n --color=always -R OA

2020-08-20 03:12:21 -0500 commented answer AdditionalProperties

And if you need to list all output variables, this is, as with all other ModelObjects something you would retrieve from

2020-08-20 03:09:10 -0500 commented answer AdditionalProperties

You're asking several questions as one in a comment thread, which is bad practice as it makes it hard to respond. Here'

2020-08-20 02:57:19 -0500 commented question I tried to export a file from Sketchup pro 2019 to EnergyPlus IDF . But sketchup generates this error.

Sketchup generates these WARNINGS. You can disregard them as long as you understand them. The construction Air Wall / Ai

2020-08-20 02:55:07 -0500 answered a question Does OpenStudio support coil:heating:steam

OpenStudio does not support Steam. If this is a feature you are interested in, please go upvote this issue https://githu

2020-08-12 16:49:09 -0500 answered a question Plugin extension trouble

The OpenStudioApplication and the openstudio-sketchup-plugin are now separately maintained by the OpenStudio Coalition:

2020-08-12 15:49:43 -0500 commented answer Open Studio issues list summarized from an engineers perspective

@TheEnergyTutor that's great, thanks for opening these. I am almost done fixing NREL/OpenStudio#4039, and I added a comp

2020-08-12 15:42:40 -0500 commented answer Is there a way to use the space to diagram feature of OpenStudio from command line?

In that case, the portion of David's answer you need is the one about OpenStudio::Model::Space.fromFloorPrint(point3dVec

2020-08-11 04:27:30 -0500 commented answer Open Studio issues list summarized from an engineers perspective

Clarification: the "design return airflow fraction (your 5th item)" is NOT part of the current OpenStudio SDK Model API,

2020-08-04 06:54:53 -0500 commented answer How to download energyplus 8.5.0?

@davis please mark the answer as accepted so the thread is marked as resolved. Click the checkbox below the UP/DOWN vote

2020-08-04 06:24:50 -0500 commented question Changing construction in openstudio application causes simulation to fail

Please provide the error you're getting. After a failed run, click on "Show Simulation" and open the eplusout.err

2020-08-04 06:23:22 -0500 edited question How to Model switchable glazing (both U-Value and SHGC) using EMS in E+?

How to Model switchable glazing (both U-Value and SHGC) using EMS in E+? Hi all, I was wondering if anyone could assist

2020-08-04 06:17:48 -0500 answered a question Availability Manager Night Cycle Zone list Name

Quoting the SDK doc for 3.0.1 (but this was the same since 2.3.1) You can set these by passing a vector of zones: bool

2020-08-04 06:13:16 -0500 answered a question simulation failed when adding night manager

Fixed after 3.0.1 Thanks for reporting this issue. It has been filed by @David Goldwasser at NREL/OpenStudio#4020 and f

2020-07-29 08:12:07 -0500 commented answer OpenStudio Error: <root>[Site:Location] - Object name cannot be blank

Next to my answer, please click on the checkmark so it becomes green. That'll mark the answer as correct, and the thread

2020-07-27 05:48:26 -0500 edited question OpenStudio Error: <root>[Site:Location] - Object name cannot be blank

ERROR OPEN STUDIO Hello, i am a very beginner user of openstudio, and in all of my projects the follow error occurs : *