Mechanics and Thermodynamics for Electrical Engineers

• Understand and being able to calculate motions, moments and moments of inertia of rotating masses in connection with electric machines.
• Apply the work-energy-principle to simple, mechanical systems, and realize the analogies to the calculation of electric components such as resistors and capacitors.
• Have an understanding of materials’ strain and stresses under applied mechanical loading.
• Have an understanding of friction, and the length expansion of materials by exposure to heat.
• Conduct experimental verification of e.g. the correlation between mass moment of inertia and angular acceleration for an electrical machine and/or the efficiency of a heat engine.
• Understand the phase change of substances.
• State and explain the first law of thermodynamics for open and closed systems.
• Identify heat transfer mechanisms and calculate the corresponding thermal resistance.
• Be able to calculate various selected thermal processes such as heat pumps, cooling systems or thermal power plants.
• Understand and being able to calculate the efficiency of individual processes, including thermal and Carnot efficiency.
• Brainstorm on the design of new sustainable power systems.

Mechanics:
• Motions, moments and moments of inertia for rotating bodies
• Work-energy-principle
• Stresses and strains in materials under axial, torsional, and bending loads.
• Thermal expansion of solids

Thermodynamics:
• Basic thermodynamic systems
• Thermodynamic states and parameters, heat and work
• First law of thermodynamics for open and closed systems
• Selected circular processes, e.g., heat pumps, cooling plants and thermal power plants
• Heat transfer: conduction, convection and radiation

A mixture of lectures, problem solving and experiments.

Section of Mechanical Technology
Elektrisk Energiteknologi: 3. semester

Minimum: 5, Maximum: 50.

Please be aware that this course has a minimum requirement for the number of participants needed, in order for it to be held. If these requirements are not met, then the course will not be held. Furthermore, there is a limited number of seats available. If there are too many applicants, a pool will be created for the remainder of the qualified applicants, and they will be selected at random. You will be informed 8 days before the start of the course, whether you have been allocated a spot.