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Collaboration with other software
About model and data exchange with 3rd party solutions: Revit, Solibri, dRofus, Bluebeam, structural analysis solutions, and IFC, BCF and DXF/DWG-based exchange, etc.

ArchiCAD MEP Modeler

Karl Ottenstein
Moderator
Some time during this coming week, we can anticipate an announcement from Graphisoft concerning their new MEP Modeler for ArchiCAD.

Various people that you know from these forums have been beta testing it for some time, but of course have been sworn to secrecy. We've just been released from our non-disclosure.

So, I can start the 'leak' of information here. 😉

Personally, I have no real-world MEP experience, so my opinion doesn't carry a lot of weight compared to other people that you may hear from.

I'm really impressed with the MEP Modeler. It's fun to use and has quite a bit of intelligence. Routing and editing is easily done in 3D as well as 2D, and the various parts snap together intelligently...including smart connection 'ports' on both new MEP objects as well as related objects in the standard library (sinks, WCs, washer/dryer, furnace, etc). Touching elements can be treated as an assembly.

Conflicts with other building elements are easily highlighted with a Collision Detection feature that really works well and is cleverly integrated with the markup features of ArchiCAD. Only collisions between MEP elements and any other element are detected. (It is not a general-purpose collision detection feature: it will not detect a column that penetrates a floor, for example.)

The MEP Preferences let you pre-define the typical sizes and lengths used for ducts, pipes and cable carriers to make it easier to work with components that correspond to actual building elements.

The MEP Systems dialog lets you define the various systems to be used in your building and how elements in each system should appear. For example, ductwork is for air, but you can define systems for Cooling, Exhaust Air, Heating, Return Air, Recovery Air, etc as desired, all of which would use ductwork, but might display themselves with different pens, materials or line styles - and which would be selectable as systems.

There are a couple of unique work methods, but nothing big - just have to learn it. For example, if you select multiple MEP elements and want to modify them together, you cannot use the Object Settings dialog or Edit Selection Set, instead there is an Edit Selected Elements dialog. But, since that dialog is customized for MEP, it is actually cleaner, once you are used to it.

There are new pet palette options for editing, and there is a connection library part that one can assemble along with other AC elements and save a custom MEP part with smart ports without programming in GDL. For example, if you needed a floor grate for a conditioned air system, you could create it with tiny walls or beams (etc), place the connection object as desired under it, and save the bits as a new lib part. When you route ductwork to this floor grate, it will snap to the port.

This is just a way-cool and long-awaited addition to ArchiCAD.

I have no information on pricing, etc.... so am staying tuned for the announcement like everyone else. We're told that a WIBU protection keyplug is required to run the MEP Modeler within ArchiCAD: it can be either the same keyplug that has your ArchiCAD license, or a separate one.

Cheers,
Karl

PS There is also a new plug-in for AutoCAD MEP 2008 and 2009 that allows you to export AutoCAD MEP systems into ArchiCAD via IFC. I did not test this, so can't offer any comments.

PPS I do not receive any compensation from Graphisoft for this post or any of my time/work on these forums or the wiki.
One of the forum moderators
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63 REPLIES 63
Laszlo Nagy
Community Admin
Community Admin
Unfortunately, I only saw these videos, I did not have chance to try the MEP Modeler in action so I do not know the answer to this question.
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Karl Ottenstein
Moderator
Ignacio wrote:
Question: in the demo videos all the elements in each system are in the same layer (MEP-Electrical, MEP-HVAC, MEP-Plumbing). Is there a way of making say only the electrical ceiling boxes and HVAC diffusers show on the reflected ceiling plan, or you need additional 'architectural' elements for the architectural drawing?
Absolutely. Each individual element can be in any layer.

What is interesting is that there is some intelligence beyond layers that gives even more control over the MEP run.

Suppose you have a diffuser and some connected ductwork. Each piece could be in a different layer (not sure why) - but certainly the diffuser in one layer and the ductwork in another. The 'Select Connected Elements' command selects all of the coupled elements regardless of whether they are in the same layer or not or whether they are grouped in any way. The connected elements 'know' about each other.

Further, there is a command like 'edit selection set' for editing the connected elements. If you have selected 'connected elements' and some of them are on invisible layers, even those invisible elements are edited by this dialog - thus assuring that the intelligent assembly is changed in a logical way. See the attached screenshot of the dialog for selected ducts. (Editing an individual object is the same as editing any normal object.)

Cheers,
Karl
One of the forum moderators
AC 27 USA and earlier   •   macOS Ventura 13.6.9, MacBook Pro M2 Max 12CPU/30GPU cores, 32GB
Laszlo Nagy
Community Admin
Community Admin
Maybe the connected elements are treated as a sort of a 'system' like in the case of Curtain Walls and this is why it is possible to edit them on the 'system level'.
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Erika Epstein
Booster
laszlonagy wrote:
Maybe the connected elements are treated as a sort of a 'system' like in the case of Curtain Walls and this is why it is possible to edit them on the 'system level'.
Yes, they are systems. In fact one of the selection methods allows you to click on a smart connector and then the entire system it is connected to is selected. Very Handy.
Erika
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Anonymous
Not applicable
Hi, I think that better way to use Mep Modeler for Architects (this can be a general purpose) is to add "generic" minimal bathroom elements each one with all adjustable position of ducts for in and out: that is what we need first to communicate to workers in construction design.
Karl Ottenstein
Moderator
riccardo wrote:
Hi, I think that better way to use Mep Modeler for Architects (this can be a general purpose) is to add "generic" minimal bathroom elements each one with all adjustable position of ducts for in and out: that is what we need first to communicate to workers in construction design.
I don't know about 'better'... but what you suggest is no different than having pre-defined modules, which is how many people work with ArchiCAD anyway. The usefulness of such modules depends on the type of work each Architect / user does...

In order to have MEP intelligence, such modules would need to be MERGED into the working project rather than hotlinked...

Cheers,
Karl
One of the forum moderators
AC 27 USA and earlier   •   macOS Ventura 13.6.9, MacBook Pro M2 Max 12CPU/30GPU cores, 32GB
This reminds me of the 'grid ceiling with the curtain wall tool' thread.

Next project I am building everything with ducts.
Anonymous
Not applicable
Ignacio wrote:
Next project I am building everything with ducts.
...and structural plumbing risers.
gpowless
Advocate
I'll let everyone know how it works out. I just ordered MEP Modeller.

I believe this will be a welcomed tool since I am licensed to also do mechanical HVAC designs and have been drawing in 2-D for CDs. Now only if we could get the much awaited heat loss calculator we have been asking for for the last 5 years, we might finally start to make some serious money.....
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Anonymous
Not applicable
It seems a very nice addition. Could we expect something for civil engineers? That would be great.