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Knowledgebase : Radiance daylighting
DesignBuilder v7.0 does not have the solar tube object for the Daylighting calculation. One work around would be to use rooflights but this will only be applicable for blocks with external roof. Its more complicated with basement zones without external ...
_DA - Daylight autonomy is defined as “the percentage of the operating period (or number of hours) that a particular daylight level is exceeded throughout the year.” _ This is different than SDA - SPACIAL DAYLIGHT AUTONOMY output that is available in Des...
THIS ARTICLE ONLY APPLIES TO DESIGNBUILDER VERSION 6 AND OLDER SOFTWARE.  PLEASE CONTACT OUR SUPPORT TEAM IF YOU ARE GETTING THIS ERROR IN VERSION 7 When running an annual daylighting simulation I am getting the following error: - AN INTERNAL ERROR HAS ...
1. Check the DesignBuilder session logs https://designbuilder.co.uk/helpv7.0/#Diagnostics.htm [https://designbuilder.co.uk/helpv7.0/#Diagnostics.htm]  2. If the logs are showing: _Temporary folder: C:UsersYourUsernameAppDataLocalTemp_ Daylighting::DoD...
Question:  Do annual daylight simulations use the weather file associated to thermal model on site level? Answer: Yes, the weather file is used to produce a matrix of sky patch values using the Perez all weather model. The input file contains a short hea...
There are 2 known causes of this problem: 1. Failure in the installation of the Radiance software. You can check to see if this is the cause by going to the DesignBuilder Radiance folder ("File > Folders > Radiance folder" menu command opens the fol...