Known Issues in VE 2022

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Terence
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Known Issues in VE 2022

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Colour Code: Current issues, Resolved issues

VE-SBEM Part L 2021 Sport Centre Changing Room selections causing errors

Version: VE 2022 Feature Pack 1 (2022.1.0.0)
Module: VE-SBEM
Summary: VE-SBEM Part L 2021 Sport Centre Changing Room selections causing errors
Detail: When Sport Centre - Low/Medium/High activity is selected for Part L2 2021 Compliance or EPC calculations it causes an error in the Notional Building input file and SBEM will stop running
Workaround: Select a different changing room activity (e.g Secondary School).
Will be fixed in: VE 2022 Feature Pack 2 (2022.2.0)


Renewables contribution to Carbon Emission offset is incorrect in compliance report

Version: VE 2022 Feature Pack 1 hotfix 1(2022.1.1.0)
Module: Part L2 - ApacheSim method
Summary: Renewables figure on Carbon summary is incorrect.
Detail: Renewables contribution to Carbon Emission offset is incorrect in the compliance report giving the impression the BER is incorrect as it differs from the Actual Building total on this table.
Workaround: The BER listed on the report and BRUKL certificate is correct. If you go to VistaPro and select AB results file and Carbon Emission > Monthly totals then the PV Generated Elec CE divided by the conditioned floor area (as per the BRUKL) gives you the correct contribution/offset.
Will be fixed in: VE 2022 Feature Pack 2 (2022.2.0)


Foundation area calculation using incorrect storey count in some cases

Version: VE 2022 Feature Pack 1 (2022.1.0.0)
Module: VE-Compliance
Summary: Foundation area calculation using incorrect storey count in some cases.
Detail: When model has a room with a pitched roof on top of a flat room then the storey count has an extra 1 added to it.
Workaround: Manually enter the correct foundation area instead of using the derived area.
Fixed in: VE 2022 Feature Pack 1 Hotfix 1 (2022.1.1.0)


Display Window option not available

Version: VE 2022 Feature Pack 1 (2022.1.0.0)
Module: VE-Compliance
Summary: Display Window tick box is not available for glazed constructions
Detail: The option to say a window is a display window and therefore the window is used by the Notional Building.
Workaround: No workaround
Fixed in: VE 2022 Feature Pack 1 Hotfix 1 (2022.1.1.0)


VE Compliance - ApacheSim - Excluding rooms in a model with Heat Pump causes sim to fail

Version: VE 2022 Feature Pack 1 (2022.1.0.0)
Module: VE-Compliance
Summary: Heat Pump PV Panel sizing Simulation will fail if a model has excluded rooms.
Detail: Using the ability to exclude room from a VE Compliance analysis by removing the tick from "Include room(s) in analysis?" will result in ApacheSim failing during the heat pump simulation.
Workaround: Use the layers on/off functionality to exclude rooms that shouldn't be included in the simulation.
Fixed in: VE 2022 Feature Pack 1 Hotfix 1 (2022.1.1.0)


Part L2 2013 doesn't find Swindon weather file

Version: VE 2022 Feature Pack 1 (2022.1.0.0)
Module: VE-Compliance - Part L2 2013
Summary:Part L2 2013 doesn't find Swindon weather file
Detail: The SwindonTRY05.fwt file is not picked up so users can't run the simulation
Workaround: Rename the file so it reflects the name for the updated 2016 CIBSE file (Swindon_Brize_Norton).
Fixed in: VE 2022 Feature Pack 1 Hotfix 1 (2022.1.1.0)


Design Illuminance < NCM Min Illuminance not maintained on re-entry to VE Compliance.

Version: VE 2022 Feature Pack 1 (2022.1.0.0)
Module: VE-Compliance - Part L2 2021
Summary:Design Illuminance < NCM Min Illuminance not maintained on re-entry to VE Compliance.
Detail: Changes were made for FP1 to allow for the use of Design Illuminance values < NCM Min and > NCM Max in the Actual building (not in the Reference or Notional) in the 2021 regs. However, it appears that the Design Illuminance is being reset back to NCM Min on entry to VE Compliance if the value that was entered was less than it.
Workaround: Edit the value but don't leave VE Compliance.
Fixed in: VE 2022 Feature Pack 1 Hotfix 1 (2022.1.1.0)


Part 2021 Lighting Gain/power isn't being pro-rated against NCM Minimum Illuminance when user enters Design
Lux value lower than the minimum


Version: VE 2022 Feature Pack 1 (2022.1.0.0)
Module: VE-Compliance - Part L2 2021
Summary:L2 2021 Lighting Gain/power isn't being pro-rated against NCM Minimum Illuminance when user enters Design Lux value lower than the minimum
Detail:When user enters design illuminance below the NCM Minimum the power density isn't pro-rated against the NCM Minimum for that activity.
Workaround: No workaround.
Fixed in: VE 2022 Feature Pack 1 Hotfix 1 (2022.1.1.0)
Terence McMahon
IES Technical Support
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