• Wall with internal and external surfaces

    Product(s): OpenBuildings Energy Simulator Version(s): CONNECT Edition Area: Building Modelling Overview A wall can be divided into two different functional categories at the same time. Method If you have a wall…

  • Heat Loss - Preheat Period and Plant Ratio Results

    Product(s): OpenBuildings Energy Simulator Version(s): CONNECT Edition Area: Calculations Overview The steadystate Heat Loss calculation includes results on Preheat Periods and Plant Ratios. This article details where…

  • HVAC System Design

    Product(s): OpenBuildings Energy Simulator Version(s): All Area: Data Managers Subarea: HVAC Manager Overview OpenBuildings Energy Simulator offers a limitless number of possible HVAC configurations, consisting…

  • OpenBuildings Update 9 now available

    The OpenBuildings product team is pleased to announce the availability of OpenBuildings Designer CONNECT Edition, Update 9 (v10.09.00.83) through the Bentley CONNECT Center , Software Downloads portal, or the desktop CONNECTION Client. Important installation…

  • Update 9 - Energy Simulator Updates

    HVAC Manager – Simplified System Selection:   The addition of the simplified system selection allows uses to take a tabular approach to choosing and defining system components and parameters in a straightforward and logical way. User can utilize pre…

  • OpenBuildings Energy Simulator PartL Exam - April 2022

    We are pleased to announce the next OpenBuildings Energy Simulator PartL exam has been scheduled for: 28th April 2022 at 10.30am - available for registration here . The exam is for energy assessors who wish to become accredited with using…

  • Disregard Internal Heat Transfer

    Product(s): OpenBuildings Energy Simulator Version(s): CONNECT Edition Environment: N/A Area: Building Modelling Subarea: N/A Overview This article would show you how to change the heat-flow…

  • Heat Loss Calculation

    Hi I have model the building with 75 rooms and warm floor as heating type. the result only shows the plant ratio of 1 and pre-heat period of 0. However, I am look at different plant ratios and pre-heat period hours. Thank you!

  • Change Room Height

    Hi there, is that possible to change the existing room height (especially on the midle floor rooms) on energy simulator rather than redraw it?

  • Merged Room causing PartL calculation failure

    Hi Shane, in my modell, I mergedd two rooms and merged rooms cuased my PartL calcaution failure and I am not sure if there is any way to unmege it (As Slit Function not working for my complex model). or any other solution please? If possible, I…

  • Wall Property Wrong

    Hi, Since I been using update 8 version, there are different colors representing walls (Blue shows exposed wall, which is right). However, the model also has orange color wall showing partition (that is supposed to be exposed wall), I wonder why? …

  • Unable to generate EPC?

    Hi there, I have tried and run through the recommendation for generating EPC. However, I am still failing it to generate one, Can you help please?

  • BIM QuickStart ES101: Modeling Learning Path

    For the BIM QuickStart ES101: Modeling Course, is it possible to have .dwg templates used during the tutorial uploaded and accessible so that they can be used and opened by a trainee such as myself. This would help mimic the process better and add…

  • Open Building Energy Simulator

    Whilst adjusting defaults manager settings, it appears that the menu is cut off on the right hand side, I cannot put in preset heights for the walls, partitions etc. I am not sure how to resolve this. Please see the screenshot below.

  • Changing surface properties

    Product(s): OpenBuildings Energy Simulator Version(s): CONNECT Edition Area: Building Modelling Overview This article details how to edit existing surface data within a model. Method To directly change individual…

  • Deleting an Energy Simulator Workset

    Product(s): OpenBuildings Energy Simulator Version(s): CONNECT Edition Area: General Information Overview This article explains how to delete existing Workset data, so that it no longer appears in the Workset dropdown…

  • Hevacomp to OpenBuildings - Transition update

    This post is intended to offer clarity to Hevacomp users during the continuing transition to OpenBuildings. Transition Progress Design Database and Dynamic Simulation Design Database and Simulator functionality is now available within OpenBuildings…

  • ASM Validation - Energy Settings

    Product(s): OpenBuildings Energy Simulator Version(s): CONNECT Edition Area: Building Modelling Overview This article shows how to utilize the Analytical Space Modelling validation tool for authenticating and extending…

  • 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…

  • Using Room Mapping Facility

    Product(s): OpenBuildings Energy Simulator Version(s): CONNECT Edition Environment: N/A Area: Building Modelling Subarea: N/A Overview The Room Mapping facility allows you to assign various…

  • OpenBuildings Energy Simulator

    OpenBuildings Energy Simulator is the complete solution for the analysis of building energy performance and sustainable building design. Utilising industry leading standards ASHRAE , CIBSE , EnergyPlus , Radiance , and PartL , OpenBuildings Energy Simulator…

  • CIBSE Certification Accredited Energy Assessor Exams

    Product(s): OpenBuildings Energy Simulator Version(s): CONNECT Edition Environment: N/A Area: Part L Subarea: N/A Overview Bentley Systems are fully approved by CIBSE Certification to provide…

  • Energy Simulator PartL Approval Information

    Product(s): OpenBuildings Energy Simulator Version(s): CONNECT Edition Environment: N/A Area: Part L Subarea: N/A Overview OpenBuildings Energy Simulator is fully approved by the Energy Performance…

  • Background Drawing Scaling & Units Issues

    Product(s): OpenBuildings Energy Simulator Version(s): CONNECT Edition Environment: N/A Area: Building Modelling Subarea: N/A Overview This article shows what to do should you have issues with…

  • OpenBuildings Energy Simulator PartL Exam - December 2021

    We are pleased to announce the next OpenBuildings Energy Simulator PartL exam has been scheduled for: 9th December 2021 at 10am - available for registration here . The exam is for energy assessors who wish to become accredited with using OpenBuildings…
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