New in ASHRAE 90.1 5.0 (rel. to 1.22)

+ Support for ASHRAE std. 90.1 2016

+ Automatically generated report for the 2016 cases is inline with the Minimum Energy Performance Calculator for LEED v4.1.

+ Purchased heat and chilled water is now according to ASHRAE std. 90.1 DES Path 1 (applies to version 2010 as well).

+ The temperature setpoint of the preheat coils for systems 5-8 is set to 11 degrees C less than the heating setpoint of the most demanding zone (affects results for version 2010 as well).

+ Semiheated spaces maintain the same systems as in the proposed building model (affects version 2010 models as well).

+ Climate zones 7a and 7b are merged into climate zone 7.

Fixed bugs

+ Fixed a bug in the control of the supply air temperature for systems 5-8.

+ Fixed a minor bug in the interpretation of C-factors.

2024-06-17