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Ashrae 90.1 plug loads9/25/2023 For example, a 2-screen laptop docking station (LDS) per occupant will result in a predicted 52% reduction, when compared to an ASHRAE 90.1 baseline with 90.1 UM profiles. If you are curious to know how these newer ASHRAE Handbook profiles compare against the existing ASHRAE 90.1 User Manual profiles, the resultant variation is in the range of a 40-62% reduction of plug-load energy consumption, depending on the type of office equipment. These new sub-hourly profiles were developed as a result of ASHRAE Research Project (1742-RP) for comparison against peak load factors listed in the 2017 ASHRAE Handbook of Fundamentals.Ĭurrently, the more popular source of plug load profiles are from the ASHRAE 90.1 User Manual (UM), often used for LEED Energy Modeling or Code Compliance Modeling. The December 2018 Feature of ASHRAE’s eSociety highlighted the updated weekday & weekend power consumption profiles for various office equipment.
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