Closed Theses

 
Development of Operating Strategies of a Hybrid-Electric Powertrain for Electric- and Hybrid Electric Vehicles Download

Study on the transfer of a continuous cutting edge model with respect to mechanical stress

Download

Development of a scalable numerical machine model of an induction machine

Download
Development of a powertrain simulation and hybrid strategy of modular all-wheel-drive hybrid vehicles for the estimation of the savings potential with regard to CO2 emissions Download
Development of a drive train simulation of a four-wheel-drive vehicle using an asynchronous machine with Simscape Driveline Download
Evaluation of various topologies and shutdown strategies of a hybrid all-wheel-drive system in certain driving maneuvers with regard to CO2 emissions Download
Investigation of the Operational Behavior of Wind Power Generators within a Complete Systemmodel Download
Efficient force calculation methods of wind rotors for the integration in an
overall system model
Download
Simulation study on the potential for improvement of the efficiency of electrical machines by means of targeted material selection Download
Modeling and validation of a demonstrator setup for the magnetic characterization of electrical steel under realistic field loci of an electrical machine Download
Investigation of structural features of soft magnetic materials and their relevance for the efficiency of electrical drives Download
Sensitivity analysis of material dependent operational characteristics of electrical machines Download
Sensitivity analysis of structural material parameters on the efficiency of electrical machines Download
Improved iron loss modeling for rotating electrical machines with consideration of structural material parameters Download
Study on the effect of mechanical compressive stress states on the iron losses of electrical machines Download
Modeling the effect of grain size and crystallographic texture on the magnetic properties of rotating electrical machines Download
Efficient Force Calculation for Electrical Machines with Manufacturing Deviations Download
Study on the Effects of Manufacturing Influences on the Characteristics of an Electrical Vehicle Drive Download
Modelling of Manufacturing Deviations for the Calculation of Electrical Machines with Permanent Magnets Download
Numerical Comparison of an Analytical Model for Force Density Calculation in Permanen\t Magnet Synchronous Machines with consideration of ManufacturingTolerances Download
Study on the Effects of Manufacturing Influences on the Characteristics of
an Electrical Vehicle Drive
Download
Loss modeling in asynchronous machines applied as modular traction drives Download
Download
Cooling Design for a High-speed Generator of a Multi-megawatt Wind Energy System with Power Split Download
Download
Download
Download
Identification and evaluation of non linear hysteresis losses in soft magnetic materials Download
Assembly and initial startup of an measurement device for soft magnetic materials under two dimensional magnetization Download
Identification and evaluation of non linear losses in soft magnetic materials Download
Improved iron loss computation for rotating electrical machines Download
Investigation of an iron loss formula for soft magnetic materials in terms of harmonics Download
Torsion vibration damping in electric drive train by means of Generalized Predictive Control using the example of an induction machine Download
Efficiency-optimized design of a wide speed range permanent magnet synchronous motor Download
Real-time capable optimal control of an induction machine in consideration of uncertainties Download
Loss minimization of an electric drive with an induction machine by means of direct predictive control Download
Comparison between different types of electrical machines Download
Basic Analytical Design of anInduction MachineConsidering Harmonics Download
Economical Comparison Between a Drive Train with Multiple High-speed Generators and a Conventional Wind Turbine Download
Effects of Laser Cutting on Magnetic Properties of Non-Grainoriented Electrical Steel Sheets Download
Energy-based modeling of anisotropy effects in non-oriented electrical
steel
Download
Effects of Laser Cutting on Magnetic Properties of Non-Grainoriented Electrical Steel Sheets Download
Implementation of a sensorless control method for a permanent magnet synchronous motor at low speed Download
Fatigue in the stack of sheets of rotors in electrical machines Download
Development of an electric drive for a total artificial heart
based on the Wankel engine principle
Download
Numerical Comparison of an Analytical Model for Force Density Calculation in Permanent Magnet Synchronous Machines with consideration of Manufacturing Tolerances Download
Optimization of a BLDC drive for operating a Ventricular Assist Device by the method of the differential evolution algorithm Download
Development and integration of a redundant position detecting concept for a Total Artificial Heart Download
Measuring and investigation of thermal influence on machine components Download
Control and commissioning of a ropeless elevator test bench Download
Design and build-up of a continuous contactless power supply for elevator systems Download
Design, development and implementation of a test bench for the simulation of wind turbines Download
Calculation and analysis of non-linear eddy-current losses in electrical steel laminations Download
Consideration of cutting edge effects for improved design of electric
machines on the example of an induction machine traction drive
Download
Design of a resource-keeping multi-phasis motor design to
be used as a traction drive for power-driven vehicles
Download
Design of a cost-effective drive design respecting the material costs with satisfying technical general requirements Download
Study and comparison of several permanent-magnet excited machine types
with ferrite magnets
Download
Design and build-up of a linear motor for a magnetically levitated train in scale 1 : 50 Download
Investigation of an iron loss formula for soft magnetic materials in terms of harmonics Download
Improved iron loss computation for rotating electrical machines Download
Numerical design of a linear motor for a magnetically levitated train in scale 1 : 50 Download
Visulization of Finite Element Solution for Virtual Reality Download
Influence of deviations conditioned by manufacturing at different rotor topologies of permanent magnet excited synchronous machines Download
Aerodynamic and electromechanical control model for a wind turbinestest bench Download
Development of a Simulink-toolbox for the power flow control of double-fed induction machines in wind turbines Download
Evaluation of the wind energy yield on Aachen Campus through simulations in MATLAB Simulink Download
Measurement and identification of iron losses for high-frequency applications Download
Investigation of the influence of a magnet tilt on the no-load characteristic of a PMSM Download
Development of a test procedure for claw-pole rotors. Download
Control and enhancement of a linear PMSM model for an electrical spring Download
Design ofa signalconverterforthedatatransmissionofan absolut encoderwithSSI interface Download
Advancement of an BLDC disc type motor for operating an artificial heart Download
Implementation and verification of a dynamic vectorhysteresismodelfor softmagneticmaterials Download