All Discussions Tagged 'daylight' (22)

Discussions Replies Latest Activity

Solution exception:Value cannot be null.

I keep getting these errors when I run DIVA in grasshopper. I've tried to run it with automatic shades, also tried it with manual shades. I…

Started by Kristy Kwong

0 Oct 3, 2019

Rhinoscript error when running daylight analysis

Goodmorning, I am a student who is for the first time working with Diva to make daylight analysis of very simple models made only by few su…

Started by Letizia Vanelli

0 Nov 13, 2018

Exterior Illuminance Overcast Sky Daylight Factor

Dear all, Currently I am trying to calculate the Average Daylight Factor with DIVA 3.0 in grasshopper. By running two simulations and onl…

Started by Cindy Lei

0 Aug 15, 2018

Daylight autonomy: individual interior point with too high local illuminance

Hi I am simulating the daylight autonomy for the internal wall surfaces in a few rooms. When looking at the local illuminance values over…

Started by Sarah Leenknegt

3 Nov 8, 2017
Reply by Sarah Leenknegt

Why daylight autonomy is 0 without dynamic shading activated?

Hi DIVA experts, I have run the daylight coefficient file included the dynamic shading layers. But when I run the Daylight Autonomy with…

Started by LI YANTING

1 Mar 7, 2017
Reply by J. Alstan Jakubiec

Problem with tutorial 04 "Daylight Autonomy Simulations"

Hi everybody, I have a problem with the daylight autonomy values. I followed the steps inside the fourth tutorial of the Rhino-Grasshoppe…

Started by Eric Danzo

7 Feb 4, 2017
Reply by Eric Danzo

Daylight Autonomy Sky Conditions

Hi all, I understand that when running daylight autonomy calculations, DIVA uses the RMY files (we are located in Australia). A requireme…

Started by Sian Willmott

2 Jan 23, 2017
Reply by Sian Willmott

Metrics DIVA for RHINO

I have two questions regarding the daylight analysis performance study: 1) Is there a possibility of adjusting the illuminance thresholds…

Started by Polytimi Sofotasiou

1 Jan 3, 2017
Reply by J. Alstan Jakubiec

1. Solution exception:Value cannot be null. Parameter name: collection

I get this error with DA calc in grasshopper when i try to set some of the windows to have shades. still writes .ill files and shading prof…

Started by Dan Weissman

10 Sep 7, 2016
Reply by Christopher Steffens

R G B component from climate based simulations

Hi everyone, I am working on the topic of the non-visual effects of daylight, and for that i wanted to do an annual climate based simulatio…

Started by Maha Shalaby

2 Feb 12, 2016
Reply by Maha Shalaby


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