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  • Database access error

    Hi! I have Database access error - Room not found in database. Could you please help me with that?

  • Design Database doesn't load after selecting a folder

    After having loaded Hevacomp with Admin privileges - Selecting Design Database - After Selecting a folder the project explorer, shown above, minimizes as expected but nothing else happens. The following page doesn't load, I don't receive an…

  • Room is too complex to construct

    I am having difficulties auto defining rooms the design database. After following the tutorial video, I have set up the layers on the dxf as walls, partitions, doors and glazing as instructed. The layers are highlighted as you would expect them to be…

  • Adding NCM Construction Databases (standard library / inference) to Hevacomp Materials & Glazing Database

    I have been using other building modelling software that make use of the standard NCM Construction Databases for library / inference. Are there any plans for the NCM Construction Databases to be added to the Hevacomp Materials & Glazing Database?

  • Error 380 in Global Change

    Product(s): Hevacomp Mechanical Designer - Design Database Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Problem When entering the Global Change program, a Run Time Error 380…

  • Changing Standard Data for Occupancy

    Hi, I had changed the data in the standard database of Heat gains of "Body Sensible" and "Body Latent' and clicked the option "set to std. room" in the Cad input room option. Now if i check the results of Ashrae Gain, the amount of heat gain from…

  • Troubleshooting

    Solutions to common issues

  • Hevacomp Dynamic Simulation

    Building simulation and load calculations

  • Floor Locations

    Good Afternoon All, Using Hevacomp design database (and CAD input) I have built a large 4 storey 'complex' building from the 1700's containing around 200 rooms, to get some idea of heat losses throughout the building. However, now the model has been…

  • Inserting new floors, FFL incorrect within project!

    I am currently building a multiple storey warehouse style building with offices internal. The main space is mostly ground floor, with 1No First Floor office to one side, 1No Storage space to the other side and then 1st/2nd/3rd floors in offices in the…

  • Version 26 is here!

    The Bentley Hevacomp team are very pleased to announce the new release of Bentley Hevacomp. For the record, this officially goes by the name of Bentley Hevacomp V8i (v26) but we're more than happy to call it v26. There have been a number of changes…

  • 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…

  • RE: Louver for heat gain/loss calculation as well as air flow simulation?

    You should use the flowpath data options for setting up general airflows. Use opening window definitions purely for opening windows. The transfer grille option should suffice for setting up a louvre. Please note that airflow paths and opening windows…

  • Energy Calculation - HWS demand

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The Daily HWS demand for the Energy Calculation is based on litres/per person…

  • CAD Model Design - optimising the model

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview This document provides some best practices for creating Design Database projects…

  • 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…
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