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Imaging and simulations for teaching engineering concepts

Overview

Dr Manoj Ravi is a Lecturer in Chemical Engineering at the University of Leeds. He is a Fellow of the Higher Education Academy (FHEA) and is passionate about active learning approaches and embedding sustainability in the taught curriculum. Manoj also leads several pedagogic research projects on curriculum design, authentic assessments and student partnerships.

Engineering concepts can often be difficult to grasp – particularly to students in the first year of the degree programme – where linking fundamental theory to mathematical expressions can be a challenge. It is important that students go beyond a surface-level understanding of mathematical equations that describe engineering phenomena, being able to appreciate concepts from multiple dimensions, such as analytically, graphically and from first principles. In order to help students develop this intricate understanding of reaction engineering fundamentals in the first year of the chemical engineering undergraduate degree programme, Manoj uses simulations and interactive graphs as a digital tool to enhance synchronous in-person engineering education. After going through underpinning concepts, mathematical derivations and numerical problem solving, Manoj uses a series of questions/prompts to engage students on free-to-access simulations (for example see: Reactor LabLink opens in a new window) to encourage active learning. The question prompts are structured in a way that students first need to run a simulation based on a set of given parameters, then examine the result obtained and explain the results through engineering concepts. This scaffolded approach helps reinforce the taught material by promoting critical thinking and students declare a greater level of confidence in the concepts at the end of the session. Furthermore, the simulation-based learning activity also serves as a unifying basis for theoretical concepts and lab practical sessions taught on the same module.


Lesson plan

  1. Manoj selects the simulations/interactive graphs to be used in the classroom teaching and designs a series of questions or prompts to guide student engagement on the simulation-based learning activity.
  2. In a tutorial session, students start working on the questions by inputting the parameter values and running the simulation.
  3. Students individually reflect on the results output by the simulation software.
  4. Manoj coordinates student reflection and discussion of results through a think-pair-share format.
  5. Manoj discusses the comments received and explains how the obtained results align with the theoretical fundamentals.

Tutor's observations

Introducing this simulation-based learning activity was very well received by students and it was clear that the intervention helped them synthesize all the concepts previously taught on the module. The standard of the discussions initiated by students for each question/prompt was of a high standard suggesting a strong understanding of core concepts at a cohort-level. As an instructor, this activity was also useful to gauge any misconceptions and address them immediately. Hence, incorporating such activities are beneficial to student attainment as well as the learning experience. However, to fully realize these benefits, the structure of student engagement, in this case the series of questions or prompts, needs to be meticulously designed. It would also be worth considering how such an activity intertwines with other activities/concepts on the module to provide a more holistic learning experience.

Student testimonies

‘Useful how lots of previous information taught was tied to this simulation.’
‘The session was very useful. Manoj always encouraged us to think of the reasons behind everything and this software, with Manoj's way of asking questions, made me think critically.’
‘Good for summarising a lot of what we have been over in lectures, and good to introduce applying that knowledge to examples.’

1_Imaging and simulations for teaching engingeering concepts
2024
2_first_Dr Manoj Ravi (he/him)
3_first_University of Leeds
4_first_https://www.linkedin.com/in/manoj-ravi-97635a79/
5_second_Dr Manoj Ravi (he/him)
6_second_University of Leeds
7_second_https://www.linkedin.com/in/manoj-ravi-97635a79/
Engineering
https://eps.leeds.ac.uk/chemical-engineering/staff/11418/dr-manoj-ravi