List of courses at DTU that directly addresses IC engine topics:
41342: Ecocar
General course objectives:
To let the students work on pratical construction tasks, based on theory. The idea is to construct a fuel economic vehicle. This vehicle should be able to participate in an international university competition like "The Shell Eco-Marathon".
Learning objectives:
A student who has met the objectives of the course will be able to:
- Work creatively with a given problem
- Design a functional solution based on a theoretical idea
- Carry out an overall energy evaluation of a vehicle
- Carry out an analysis of the existing knowledge about a certain topic
- Apply engineering measurement principles as an assisting tool.
- Put up a working plan for the practical carrying-out of an engineering problem
- Work responsible in a team
- Write a technical report
Content:
The students at MEK have constructed different vehicles, based on different powertrain concepts, during the last years. The goal has been to end up with a very fuel economic vehicle. In the course the students should revise the powertrain concept on one of the existing vehicles or build a new vehicle based on a new concept. After choosing the concept, the students should contribute to the final product by working in different groups on a specific sub-task like fuel system, electrical system, engine, power transmission, vehicle body or project management. The course will be introduced by different lectures in each of the relevant technical areas that the students can work with.
For further details please visit: http://www.kurser.dtu.dk/41342.aspx?menulanguage=en-gb
41347: Internal Combustion Engines - Basic Theory
General course objectives:
The goal of the course is to give the student knowledge of internal combustion engines and the ability to use the relevant calculation techniques for the construction and development of engines. Special emphazise will be put into explaining differences for engines applying conventional and renewable fuels.
Learning objectives:
A student who has met the objectives of the course will be able to:
- Calculate basic parameters that are important to characterize the operation of an engine and analyze the effect of varying them on the performance and fuel economy.
- Simulate engine operation through the use of ideal air cycle models, ideal air exchange models, fuel air processes with chemical equilibrium, as well as dynamic models of heat transfer and combustion.
- Use simple models to describe the combustion processes for convetional and sustainable fuels in spark ignition and compression ignition engines.
- Calculate the friction for selected engine components and for the entire engine.
- Calculate the operating conditions for pressure charging machinery, such as compressors and turbocharges, and determine the effect of pressure charging on the performance and fuel economy of engines.
- Calculate the consequences of using different conventional and renewable fuels on the performance and economy of engines, as well as the dimensions for fuel systems for spark ignition and compression ignition engines.
- Calculate the relationship between fuel air ratio and exhaust emissions for different conventional and sustainable fuels, and calculate the emissions of air pollutants on the basis of engine output or the characteristics of a vehicle.
- Evaluate which fuels can be relevant in future applications of combustion engines
Content:
Engine types theoretical principles and operating
characteristics for spark ignition and compression ignition engines. The thermodynamic basis of combustion engines, simple calculation models and computer simulations. Friction, heat transfer, fuels, control of engines, fuel systems, air exchange processes, pressure charging, limitations.
Experimental: Diesel engine experiments in order to obtain experience with operation and experimental aspects of an internal combustion engine. Development of a simple simulation program for an internal
combustion engine. The use of an existing computer simulation to determine an engine map.
For further details please visit: https://kurser.dtu.dk/course/2021-2022/41347
41346: Experimental Methods in IC Engines
General course objectives:
The purpose of the course is to give students with a theoretical IC engine background, the necessary experimental background to enable working with IC engines on a research and development level. The numerical treatment of acquired experimental data is considered as the major objective of the course. It is an important prerequisite for experimental projects with IC engines.
Learning objectives:
A student who has met the objectives of the course will be able to:
- List the measurements that are required to cover all major engine investigations.
- Distinguish confidently between the three most important IC engine principles.
- Explain how changes of engine parameters and fuel properties influence emissions and performance.
- Calculate an engine’s mean effective pressures and heat release curve based on measurements.
- Calculate the frequency spectrum of an engine’s combustion acoustics based on cylinder measurements.
- Determine the different energy losses from an engine, based on measurements.
- Navigate independently in complex projects.
- Carry out data treatment of large experimental data sets in Matlab.
- Create graphical illustrations of experimental results with multiple engine parameters varied.
- Select an appropriate experimental method for a certain IC engine investigation.
- Select which results that are relevant and should be included in a report.
- Consider uncertainties of the experimental results.
Content:
Students will carry out classical as well as new IC engine experiments/investigations with compression ignition and spark ignition engines. The experiments will include measurement/control of engine speed, torque, cylinder pressure, friction, fuel and air consumption, ignition/injection timing, gaseous and particulate emissions. The particular experiments will to widest possible extend be part of current research activities on sustainable fuels and emission reduction.
The measurements enable students to characterize the engine performance in terms of traditional engine specifications like mean effective pressures, efficiencies, specific fuel consumption and specific emissions etc.
In group work the experimental data will be analyzed with Matlab. Graphical illustrations of the analysis and their interpretations, is the main subject in the report writing.
Core elements:
- Matlab programming
- Programming with structured databases
- Heat release analysis based on cylinder pressure
- Spectral analysis of cylinder pressure with FFT (Fast Fourier Transform)
- Digital signal filtering
- Investigate and interpret results from variation of engine parameters
- Graphical presentation of results
For further details please visit: https://kurser.dtu.dk/course/2021-2022/41346
41343: Fuels and Emissions from Transportation
General course objectives:
The purpose with the course is to present the basic combustion related processes that are responsible for the emissions from transport. It is an important goal that the students are getting familiar with practical measurements and chemical analysis in relation to combustion of conventional and alternative fuels.
Learning objectives:
A student who has met the objectives of the course will be able to:
- Evaluate the relevance of the different tranport associated combustion process emissions in relation to the applied fuel
- Explain the combustion chemistry
- Calculate flame temperatures
- Explain the mechanisms behind emission formation in combustion engines
- Carry out simple quantitative calculations of emissions from the application of different fuels in combustion engines
- Explain the working principle in the included measurement principles
- Carry out measurements of particulate compositions
- Evaluate the quality of the fuel consumption and emission measurements carried out
- Write a technical report
Content:
An introduction to possibilities and barriers for implementation of alternative fuels in transportation will be given. In the course the students are presented to theoretical topics related to combustion and air pollution formation in connection with application of different fuels. These topics are: stoichiometry, combustion reactions, physical chemistry, organic chemistry, determination of calorific value and flame temperature. As a general example the student will be introduced to a vehicle with a combustion engine. The students should solve written problems from this example. An essential part of the course is the practical laboratory work where gaseous emission measurements are demonstrated and carried out. Samples of particulate matter from the vehicle are analyzed in order to determine their composition as well. In this context different separation and detection principles are presented. The following topics are included: gas/liquid and high performance liquid chromatography, open column chromatography and infra red/UV/fluorescence/flame ionization/chemiluminescence detectors.
For further details please visit: http://www.kurser.dtu.dk/41343.aspx?menulanguage=en-gb
41490: Journal Club in Internal Combustion Engines
General course objectives:
To bring the student in a position to better understand and critically relate to research within the field of internal combustion engines.To make the student familiar with important scientific papers and other publications withinthe field.To bring the student in a position to review others and own papers.To improve the student’s ability to communicate and discuss scientific standpoints.
Learning objectives:
A student who has met the objectives of the course will be able to:
- Understand and critically relate to research results within the field of internal combustion engines.
- Discuss important scientific papers and other publications within the field.
- Perform a well-defined delimitation of a larger research area, for the purpose of enabling a clear presentation of an issue or method within internal combustion engines.
- Review the methods and results in a scientific publication within the field.
- Better organize and formulate his/her scientific results.
- Communicate and discuss personal scientific standpoints in a constructive way.
- Review his/her own papers as well as those of others
- Present research results at international conferences
Content:
The course will consist of presentations by the students of scientific papers from recognizedjournals. The goal, results and conclusions shall be presented, and a critical review of methodand results shall be made. The individual student shall give an account of the important elements in the paper and how this can contribute to the student’s research. The presentations are given as visual presentations and shall also result in summaries of the important results and conclusions.
For further details please visit: http://www.kurser.dtu.dk/41490.aspx?menulanguage=en-gb