Pipe sizing - Pipe diameters and insulation thickness
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i (version number)
Environment:
N/A
Area:
N/A
Subarea:
N/A
Problem
You may wish to consider pipe ranges in your project. This spreadsheet…
Connecting emitters to a reverse return system
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i
Environment:
N/A
Area:
Netsys
Subarea:
N/A
Overview
The following instructions and example show how to correctly draw a reverse return…
Changing the DXF background
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i
Environment:
N/A
Area:
General
Subarea:
N/A
Overview
It is possible to change the DXF background in a Netsys Pipe or Duct sizing project…
Changing the snap grid
Product(s):
Netsys Pipe Sizing
Version(s):
V8i
Environment:
N/A
Area:
N/A
Subarea:
N/A
Problem
You may wish to adjust how the snap grid works while drawing your schematic.
Solution
From…
Pipe sizing - Special outlets cause excessive pipe sizes
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i
Environment:
N/A
Area:
Netsys
Subarea:
Pipe Sizing
Overview
Under certain circumstances larger than expected pipe sizes may be seen…
Duct sizing - resetting the outlet references
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i (N/A)
Environment:
N/A
Area:
N/A
Subarea:
N/A
Problem
During the creation of a Ductwork schematic, deleting outlets can leave holes…
Netsys annotation - Pipe properties tree
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i (N/A)
Environment:
N/A
Area:
Netsys
Subarea:
N/A
Problem
Pipe properties annotation has been added.
Solution
Each section of the…
Same Loading Units Different Flowrates
Hi
I have created a HWS system consisting largely of en-suits of bedrooms. Each en-suite has a two number of basins and 1 shower nozzle. They are calculated using the same method (BS EN 6700), and have the same loading units.
They branch coming in…
HWS resistance projects
Test projects demonstrating:
twin pipe outlet connections will include extra outlet resistance when sizing circulation pumps.
single pipe outlet connections will not include extra outlet resistance when sizing circulation pumps.
These files…
Pipe sizing - Outlet resistance is considered in circulating pump sizing
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i (N/A)
Environment:
N/A
Area:
Netsys
Subarea:
HWS Circulation Pump Sizing
Problem
When defining a HWS system, outlet pressure can be…
Hevacomp General Information
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Hevacomp final version is V8i SS1 SP10 (V8i SS1 CP3 (06/16)) Should you require assistance installing, please post any queries in the forum
Defining pipe headers
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i (N/A)
Environment:
N/A
Area:
N/A
Subarea:
N/A
Overview
Pipe headers can be defined for flow pipework in Netsys
Method
Place the…
Can I get any sample Netsys projects?
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i (N/A)
Environment:
N/A
Area:
N/A
Subarea:
N/A
Overview
There are some sample Netsys projects available
Method
For a sample Heating…
Can a project be used as a basis for a different project type?
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i (N/A)
Environment:
N/A
Area:
N/A
Subarea:
N/A
Overview
Can a CWS project be imported as an HWS project, or vice versa?
Can a Heating…
Why can't the pipe or duct height be changed?
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i (N/A)
Environment:
N/A
Area:
N/A
Subarea:
N/A
Overview
You may not be able to change the pipe (or duct) height if you haven't imported…
Pipe sizing - Water content for heating and cooling emitters
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i (N/A)
Environment:
N/A
Area:
N/A
Subarea:
N/A
Overview
The water content calculation for Netsys Heating and Chilled Water schematics…
How to fix a vertical pipe or duct
Product(s):
Bentley Hevacomp
Version(s):
V8i (N/A)
Environment:
N/A
Area:
N/A
Subarea:
N/A
Overview
You may wish to fix the size of a riser pipe or duct section.
Method
Consider this simple…
Heating and Chilled water - Excessive pressure drop
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i
Environment:
N/A
Area:
Netsys
Subarea:
N/A
Overview
Excessive pressure drops can occasionally be seen on Heating and Chilled Water networks…
Duct Sizing - Pressure drop considerations on outlets
Product(s):
Hevacomp Netsys
Version(s):
V8i (N/A)
Environment:
N/A
Area:
N/A
Subarea:
N/A
Overview
While the Netsys program does not consider any additional drop pressure for grilles, etc,…
Gas pipe sizing - Bouyancy and Residual Pressures
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i
Environment:
N/A
Area:
Netsys Gas
Subarea:
N/A
Overview
The Netsys Gas Pipe sizing program considers Buoyancy and Residual Pressures…
Converting Flow Rates from Loading Units To Litres Per Second
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i
Environment:
N/A
Area:
Netsys
Subarea:
N/A
Overview
The Netsys pipe sizing programs refer to Loading Units or Litres Per Second when…