Hevacomp Transition to OpenBuildings
With the Hevacomp brand being synonymous with building design for decades, we are excited to announce the transition of its capabilities to OpenBuildings Designer.
Integrating the building services calculations from Hevacomp into the multidiscipline…
Run Time Error 11 - Pipework sizing
I have a run time error 11 appearing when sizing heating pipework in netsys. I had previously sized the system with no issue, however made some amendments and when re-running it the error has appeared.
Could anyone assist as I currently can't access…
Error when running 'size duct' in Netsys
Hi,
I am getting an error when I try to size the system in Netsys Ductsizer.
After drawing the system I am met with 'Duct with system marker is not the start duct for the system'. (See attached)
I have tried putting the system marker in various…
Error 380: Invalid Property Value when clicking on Profiles in Design Database.
Tried the other fix in this forum downloading the MatIndex.zip file and extracting in to the C drive and still have the issue. Fabric details are appearing OK also.
Working remotely with Hevacomp
In these challenging times when COVID-19 is imposing significant disruptions to day-to-day activities and affecting normal business flow, we at Bentley are committed to helping you transition from an office environment to working remotely or at home.…
Working From Home with Hevacomp
Product(s):
Hevacomp
Version(s):
V8i
Environment:
Any
Area:
Working From Home
Subarea:
N/A
Overview
This article offers guidance on working remotely with Bentley Hevacomp.
Note : The on…
Repair project file
Hi Shane
i wonder if you would kindly take a look at a project file which may be in need of repair. This has happened before and I uploaded the project folder and you where able to repair the file path to the project.
The project was loading fine…
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.
Fresh Air Having Large Effect on CIBSE Gain Results
Hi, I am carrying out cooling calculations for an open plan office with FCU's. When using CIBSE Gain to calculate the room cooling loads I am selecting 'conditioned primary fresh air' as I have air at 18deg C from a central AHU with no humidification…
HEVACOMP Heat Loss Result
Hi Good morning,
For the HEVACOMP Heat Loss Calculation, is there a way to know the required supply air flow based on the calculated total heat loss from the result? I'm looking at something similar with the CIBSE gain calculation where the result…
CIBSE Gain Queries
I have turned off infiltration, ventilation, occupants and casual gains from my model to test the solar load portion only. However I still see loads attributed with "Convective" and "Latent" (albeit small).
Should these loads exist in my calculation…
Heat Gain Simulation reading No solar input
Hi
I'm running a heat gain simulation on a room that is essentially a greenhouse.
The glass roof etc has all been set up as has the weather info.
The results output of the simulation reads that the temperature within the room stays constant all…
HELP WITH LOAD CALCULATIONS DATA AND TRANSFERRING IT INTO TOTAL BUILDING DESIGN
I have constructed my hevacomp model in the design database using the load calculation tab along with sizing all my mechanical pipe and duct systems using the pipe and duct sizer netsys tab.
I am wondering if it is possible to transfer all this data…
K VALUE FOR DEFAULT BENDS AND TEES
Hi
Understood the below links gives K-value for some of the fitting however, it doesn't show the assumed value for different default bends and tees . Please could you be able to post the k vale for the default connection fittings. i want to verify the…
MODELLING OF DUCT PASSING THROUGH RISER AT 45 DEGREE.
HI
I HAVE A DUCT PASSING VIA RISER FROM L1 TO L6 AT AN ANGLE OF 45 DEGREE OR SAY NOT IN A 90 DEGREE VERTICAL WAY. PLEASE COULD YOU BE SO KIND TO DEMONSTRATE HOW THIS CAN BE MODELED.
MANY THANKS
Duct Sizing - How to connect a diffuser to the underside of a plenum box
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i (N/A)
Environment:
N/A
Area:
Netsys
Subarea:
Ductwork
Overview
Whilst designing a ductwork system it may be required to connect a ceiling…
Duct Sizing - How to draw an offset in Netsys
This video shows how to draw an offset in Hevacomp Netsys
Hevacomp temp files appearing on Desktop
Product(s):
Hevacomp
Version(s):
V8i
Environment:
N/A
Area:
N/A
Subarea:
N/A
Problem
On occasion, you may find many temporary files and some project data appears on your desktop upon running…
What is the latest version of Hevacomp?.? Is it V8i 26.06 .00.38 ?
What is the latest version of Hevacomp?.? Is it V8i 26.06 .00.38 ?
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…
Heating System Controls greyed out
Product(s):
Hevacomp
Version(s):
V8i
Environment:
N/A
Area:
Design Database
Subarea:
Part L
Problem
Heating System Controls are greyed out on the Part L HVAC Systems tab.
Solution
These…
Hevacomp Energy Assessor Level 5 Course - London, September 2018
Hevacomp Energy Assessor (Non-dwelling) Level 5 (Dynamic Simulation)
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 Hevacomp Simulator…
Energy Calculation - HWS and occupancy
Product(s):
Hevacomp
Version(s):
V8i
Environment:
N/A
Area:
Mechanical Designer
Subarea:
Design Database
Problem
Hot Water Usage is reported as zero upon running the Design Database Energy…
Bentley Hevacomp V8i Update 6 now available for download
The AECOsim product team is pleased to announce the availability of Bentley Hevacomp V8i SS1 Update 6 (26.06.00.06).
This incremental update addresses changes to the UK Part L SBEM and BRUKL engines for lodging EPC's. Design Database interface to SBEM…