Blog

Call for Presenters: Nordic Systems Engineering Tour 2016

As co-founder and a member of the organizing committee I am proud to announce another NoSE tour: For the fourth time the Nordic Systems Engineering Tour will be on tour from May 23rd to 27th. The tour is a one-day conference with four different venues. Tour speakers will present at all venues, local speakers only at…
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New book: Model-Based System Architecture

I am happy to announce that my brand new book Model-Based System Architecture has hit the shelves. I have written the book together with my colleague Stephan Roth and two good friends from the MBSE community Jesko Lamm and Markus Walker. We have collected a set of best practices, principles, concepts, and definitions about model-based…
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Logo OMG Systems Modeling Language (OMG SysML)

Here it is! SysML 1.4

Recently I’ve asked Where is SysML 1.4? Due to some formal problems it took a long time to make an official publication of the new version SysML 1.4. The work on the SysML 1.4 was completed a long time ago. Now SysML 1.4 is officially published. You find the specification on the OMG server: https://www.omg.org/spec/SysML/1.4/ . I’ve…
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Logo OMG Systems Modeling Language (OMG SysML)

Where is SysML 1.4

Recently I have finished my blog post series about the changes of SysML 1.4. Unfortunately, SysML 1.4 is still not officially published yet. I was a member of the SysML 1.4 revision task force of the OMG that has compiled the new SysML version. We have analyzed the issues that were filed against SysML, elaborated…
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Seats available for the Nordic MBSE School

Well, actually it is summertime. However the weather reminds me more of autumn. At least here in Sweden. In any case it is a good time to plan and book your next training. One of my favourite projects the Nordic MBSE School provides a comprehensive MBSE program. Four course modules for you to combine to…
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SysML Diagram Interchange Architecture

What’s new in SysML 1.4 – SysML Diagram Interchange

The Diagram Definition (DD – previously known as Diagram Interchange (DI)) is a format to exchange diagram data between tools. The data about diagrams is separated from the data about the model information. The interchange format for the model data is XMI (XML Metamodel Interchange; see XMI specification page). The following figure depicts the whole…
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SysML Block FFDS with behavior compartments

What’s new in SysML 1.4 – Several minor changes to the block and port concept

The sixth part of the blogpost series about the changes in SysML 1.4 presents the updated concepts for blocks and ports. The new concept of bound references is already covered in the special blogpost What’s new in SysML 1.4 – Constraining decompositions. Behavior Compartment A SysML block can own behaviors. For instance a state machine…
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Nordic MBSE School

The Nordic MBSE School

The Nordic MBSE School is one of my favourite projects. The Nordic MBSE School is organized by the Nordic Systems Engineering Alliance – a network of small and medium-sized organisations with unique competencies in product creation and technical leadership. One of these organisations is my company oose. Model-based Systems Engineering (MBSE), has for the last…
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What’s new in SysML 1.4 – Units

The fifth part of the blogpost series about the changes in SysML 1.4 presents the updated concept of units. But first, a big sorry for being quiet for such a long time. But better be quiet than posting spam. I hadn’t enough time to continue my series about the news and updates of SysML 1.4…
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NoSE 2015: Last submissions, please!

End of this week is the deadline for the Call for Presenters for the 3rd Nordic Systems Engineering Tour. Share your knowledge and join the tour. The NoSE Tour is a non-commercial community event organized by four local chapters of INCOSE. It is a 1-day conference traveling from Hamburg to Copenhagen via Stockholm to Helsinki.…
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