Climate Based Daylight Modelling User Guide

Climate based daylight modelling (CBDM) is a type of daylight calculation that is affected by a buildings location and the local weather the building might experience. The calculation predicts the average amount of light a space will receive throughout the year, and the way in which the light will be distributed.

Contents:

• Requirements
  • General
    • A complete Tas3D model
    • Weather Files
    • Software
    • Running the Tas Worker Tray App
    • Setting the Encryption key
• Performing a Calculation
  • Launching the CBDM wizard
  • Calculation Inputs
  • Weather Data
  • Select Zones
  • Perform Work
  • Saving Data for Detailed Analysis
  • Report
• Results
  • 3D modeller
  • Generating a Report
  • CBDM Results Viewer
• Understanding the results
  • Useful Daylight Index
  • UDIs (Supplementary)
  • UDIa (acceptable)
  • UDIt (target)
  • UDIe (Excessive)
  • Other Metrics
    • Minimum UDIa
    • DFa (Daylight Factor)
    • DA (Daylight Autonomy)
• CBDM Results Viewer
  • Opening the Viewer
  • UDI Thresholds Button
  • Display Hours Button
  • Weather Button
  • Result Breakdown
  • Exporting Data
  • Other Metrics (e.g. BREEAM)
• Troubleshooting
  • Distribute Work
    • No computers listed
    • Calculations do not finish
  • Worker States
    • Worker is not ‘Ready’
  • Advanced Troubleshooting
    • Windows Firewall
    • IPV6 Test
    • Network Changes
• Examples