Important announcement

Dear visitor,

Please note that this OpenCourseWare platform will be replaced at the end of 2026 by a new platform (under the same url ocw.tudelft.nl).

Courses and their contents that are currently available the platform will partly be migrated. URL’s for this content will change and content might be unavailable for some time. In addition, some courses will not be available anymore.

If you are linking to specific courses on this platform (for instance for your students), please take timely measures to avoid problems with access. Possible actions are:

  • Download the materials to your local platform (laptop, server)
  • For educators only (including TU Delft lecturers): Contact us at ocw@tudelft.nl and inform us what course you are using in what context (institute, program, period of use, number of students). We will research (in collaboration with the authors of the course) and decide if we will migrate the course, and if yes, can supply you with a new url.

Thank you.

Example of inflight service

Course subject(s) 3. From Opportunity to Concept

In the previous video, Boris told you about an inflight service example. Have a look below to see for yourself an example of different use case models made by our students.

Example 1

The first example of a use case model is an example for in-flight services focusing on the coffee distribution. In the first picture, you can see an initial model. In the second picture, there is a more detailed model. And in the third picture, you can find the final model. This gives a bit of insight into the process that our students went through while creating it. Use case modelling is an iterative process in which your initial idea is gradually refined and detailed into a comprehensive solution concept.

Initial model:

More detailed model:

Example 2

Below, you can find another example of a use case model, which focuses on the waste management of an airline and on board. These students followed the exact same process, but their way of presenting the result is very different. Use case modelling allows you to create your vision, highlighting what you consider particularly important.

Example of Use Case diagram

Creative Commons License
Design Practice in Business by TU Delft OpenCourseWare is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Based on a work at https://ocw.tudelft.nl/courses/design-practice-business/.
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