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  • SBEM HVAC System type

    Hello, Does anyone know how your supposed to add an LTHW radiant heating system into SBEM? They allow for direct fired gas but not wet. Regards Andrew

  • Free PartL 2013 update courses for existing Hevacomp Assessors

    Please note that this offer is no longer available Bentley Systems are offering a free Hevacomp Ask the Instructor session for all existing Hevacomp Energy Assessors with a valid certificate. This is a 2 hour online training course where we will…
    • How to add your personalised LEARNing path.pdf
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  • PARTL 2013 - Now Available

    Bentley are pleased to announce that Hevacomp V8i (v26) has now been released which includes updates to the PartL 2013 regulations. This release has a brand new unified install and will install alongside Hevacomp v25 if required. The unified install…

  • Thermal Bridging/PSI values

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview PSI values for thermal bridging can be adjusted by SBEM if they are not accredited…

  • U-value check in Compliance Report

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The BRUKL compliance report contains Criterion 2 which considers the operation…

  • Part L 2013 Regulations

    While BRE made Part L 2013 SBEM data available in December 2013, this was largely for testing purposes and for software developers of SBEM interfaces such as Hevacomp. As the actual switchover date to the 2013 regulations is not until April 2014 we do…

  • XML document is not produced

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview After a successful EPC calculation, an XML document is normally produced within…

  • Renewable fuel sources

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview There appears to be some confusion as to what is considered to be renewables…

  • Internal Surfaces appearing in PartL U-Value checks

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The SBEM calculation engine performs a comprehensive check on U-Values for external…

  • Fuel Heating Type

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The SBEM calculation engine can consider the HWS system as the main fuel heating…

  • Usage of Biofuels

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview PartL/SBEM has a limited amount of available fuel types. The attached document…

  • Defining air permeability

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview If Criterion 2 of the Compliance report is showing a different overall air permeability…

  • Consideration of shading factors

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The PartL 2013 calculation utilises a number of methods for considering shading…

  • Result changes between 2006, 2010 and 2013 regulations

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview A number of changes were introduced to the SBEM calculation between versions…

  • General Lighting output in compliance report

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview When producing the compliance report, the SBEM calculation engine employs banding…

  • Lighting results do not match input data

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview When entering lighting calculation information in PartL, the results sometimes…

  • Entering non-standard HVAC systems

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview It may be necessary when using the PartL program to enter 'non-standard' HVAC…
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