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  • Part L error - "At least 1 Zone needed"

    Trying to create an EPC/SBEM certificate however an error pops up saying " At least 1 Zone needed ." Version v10.15.1.23 Created a new workplace and workset. Imported the DXF files and modelled the building ( Supermarket). Did a copy of a few…

  • OpenBuildings Energy Simulator PartL Exam - February 2022

    We are pleased to announce the next OpenBuildings Energy Simulator PartL exam has been scheduled for: 17th February 2022 at 10am - available for registration here . The exam is for energy assessors who wish to become accredited with using…

  • OpenBuildings Energy Simulator PartL Exam - August 2021

    We are pleased to announce the next OpenBuildings Energy Simulator PartL exam has been scheduled for: 25th August 2021 at 10am - available for registration here . The exam is for energy assessors who wish to become accredited with using OpenBuildings…

  • OpenBuildings Energy Simulator PartL Exam - March 2021

    We are pleased to announce the availability of the OpenBuildings Energy Simulator PartL course, along with the related exam. These are aimed at energy assessors who wish to become accredited with using OpenBuildings Energy Simulators PartL SBEM interface…

  • An important note on the PartL calculation

    Product(s): OpenBuildings Energy Simulator Version(s): CONNECT Edition Environment: N/A Area: Part L Subarea: N/A Overview It should be noted that the OpenBuildings PartL program does not actually…

  • Does anyone have experience of modelling an air supported structure to ascertain the heat loss.

    We have a project where our client is looking to provide a new air supported structure/ dome over an existing training pitch, the structure is to be heated and cooled as required. Can this be modelled using Hevacomp.

  • Lighting consumption Part L

    Hi Im running a Part L calc for a health care facility, using LED lighting everywhere. the lighting design has been completed according to design standards. but my actual lighting end use is double the notional. what would cause the notional building…

  • XML Generation for EPC

    I've been trying since 6PM GMT to generate an xml for EPC lodgement. Its now 12AM GMT and still nothing. The latest upgrade is installed. This needs lodging by 12PM 26/09. Anybody any pointers?

  • Hevacomp Energy Assessor course and exam (PartL Level 3/4) - London Nov 2018

    Hevacomp Energy Assessor (Non-dwelling) Level 3 & 4 (SBEM) Allows Hevacomp users - via an accredited Energy Assessor scheme provider - to work towards Energy Assessor status to show competency in production of EPC's using an approved SBEM interface…

  • XML document not produced for Northern Ireland with PartL 2010 and SBEM 4.1.g

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Problem The PartL 2010 program (SBEM 4.1.g) is not producing the XML document for Northern…

  • Hevacomp Energy Assessor course and exam - London, May 2018

    Hevacomp Energy Assessor (Non-dwelling) Level 3 & 4 (SBEM) Allows Hevacomp users - via an accredited Energy Assessor scheme provider - to work towards Energy Assessor status to show competency in production of EPC's using an approved SBEM interface…

  • Hevacomp Part L Energy Assessor course and exam - September 2017

    Hevacomp Energy Assessor (Non-dwelling) Level 3 & 4 (SBEM) Allows Hevacomp users - via an accredited Energy Assessor scheme provider - to work towards Energy Assessor status to show competency in production of EPC's using an approved SBEM interface…

  • Cannot lodge XML - Insurer details are missing

    Product(s): PartL - Hevacomp Mechanical Designer Version(s): V8i (version number) Environment: N/A Area: N/A Subarea: N/A Problem Lodgement of the PartL XML file is failing due to validation…

  • RE: HVAC Systems - Zones

    Hi Matt, I would firstly advise caution if you are intending to use Part L to determine if natural ventilation is required, as SBEM is not a design tool indicative of real-world conditions. (To see if natural ventilation is required you would need to…

  • RE: Update to Hevacomp PartL for SBEM 5.3.a

    Just to follow up on the above; should any other users be seeking information about the pending Update, please note that all developments will be immediately announced here .

  • RE: Update to Hevacomp PartL for SBEM 5.3.a

    Hi Brian - All the development work has been completed and the program is with DCLG for final accreditation. We are expecting this to go well and be able to provide an update to your current software within the next week or so. This will also contain…

  • Hevacomp Part L, SBEM update 5.3.a and 4.1.g

    Changes to the SBEM calculation were recently introduced, mainly to incorporate new constructions from the updated NCM modelling guides. Thus, Energy Performance certificates and Compliance documents must now be generated with: SBEM 5.3.a - for Part…

  • RE: PartL Result & Compliance Results Not Generating

    Hi Jamie, I thought that may be the case, as SBEM has a limit to the amount of surfaces it can handle in a model. Please see below from the iSBEM manual: There is a way around this in Hevacomp by using Room multipliers - please see here for guidance…

  • Defining Door Types

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The name assigned to doors in the Fabric menu can have an effect on their categorisation…

  • BRUKL Compliance Report Project Name

    Product(s): Hevacomp Mechanical Designer Version(s): All Environment: N/A Area: Part L Subarea: BRUKL Overview A project name will be displayed at the top of all BRUKL Compliance documents…

  • Actual Emission Rate (BER) displayed as zero

    Product(s): Hevacomp Mechanical Designer Version(s): V8i Environment: N/A Area: Design Database Subarea: Part L Overview The Part L Results tab shows 0.0 kg CO 2 /m 2 /annum for the Actual…

  • Hevacomp Part L Energy Assessor courses: Now open for registration

    Hevacomp Energy Assessor (Non-dwelling) Level 3 & 4 (SBEM) Allows Hevacomp users - via an accredited Energy Assessor scheme provider - to work towards Energy Assessor status to show competency in production of EPC's using an approved SBEM interface…

  • Defining solar collectors

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview To include Solar Collectors in your Part L calculation you will need to ensure…

  • Shell and Core Building Services can cause an error

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview For Shell and Core developments an SBEM error will occur if Stage of Analysis…

  • Room Types and the NCM Database

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The room types used in the SBEM Part L calculation engine are defined according…
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