Theses
Open Theses
The following tasks provide a current cross section through our research activities. Experience shows that it is possible to adapt the given or a new task in a personal conversation to the individual interests and constraints.
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Implementation of a novel high-speed sensor system for surface characterizationThe measurement technology deals with different measuring principles for the detection and determination of physical quantities and returning these with SI units. The research of new measuring principles and the development of novel sensor systems represent an... » more
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Sensor development for the fast and dimensional surface acquisition of gearsHigh speed measurements and increase in flexibility are required in industrial measurement technology. The use of optical sensors and the combination of these with tactile sensor technology in multi-sensor systems for dimensional quality testing, represents an... » more
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Characterization and optimization of a gas burnerA topical branch of research is the investigation of reac-tive media, e.g., combustion which are highly complex processes. » more
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Model surface generation for scattered light simulationsFor the further development of innovative implant materials, it is particularly important to increase the biocompatibility of the materials by nanoparticle coatings. » more
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Extension of the ARS measurement setup for an automated evaluation of the polarization direction of scattered lightAt BIMAQ, a reference setup for the measurement of scattered light distribution has been developed in recent years. With it, it is possible to detect in almost all spatial directions, with high angular resolution, the light scat-tered by a surface irradiated with... » more
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In-process deformation measurements in metalworking manufacturing processesDeformation measurements based on speckle photography have been used for many years in special applications of production technology. In particular, the development of high-speed cameras with 4k resolution and the availability of ultra-short pulse lasers offer a... » more
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Realization of a self-calibrating setup for in-process deformation measurement based on speckle photographyMeasuring systems based on speckle photography can detect shifts down to the nanometer range, in particular with the aid of complex optical systems (for example microscope objectives). » more
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Analysis of the correlation and the sensitivity of process parameters of a thermoforming processAs part of the MoQua project funded by the BMWi, the quality of a thermoforming process is to be increased and thus the reject numbers are reduced. The organic sheets made from this process (Fig. 1) are used in the aerospace and automotive industry. In order to... » more
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Approximating higher-order geometric objects by root point iterationWithin the collaborative research center (CRC) 747 – Micro Cold-Forming dimensional and form deviations of tools and workpieces have to be determined. The measured surfaces are combinations of different geometric elements (see Fig. 1 a). Algorithms have been... » more
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Characterization of surface defects with nanometer dimensions in running produktion processesWhite light interferometer (WLI) enable area-measured and contactless topography measurements of smooth, specular surfaces. The vertical and horizontal resolution is in the nanometer range and micrometer range, respectively. A conventional WLI measures an area of... » more
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Laser optical surface measurement – expansion of the measuring process modelScattered light surface measuring devices characterize roughness of technical parts area-measured, fast and contactless. They are eligible for measurements in running production processes. » more
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Long-term recording of fast processes with a high-speed camera (Bachelor/Master Thesis)For the optical recording of fast processes high-speed cameras with their own soft-ware are the state of the art. The proprietary software is often subject to con-straints e.g. in terms of the number of storable images. Matlab is often used to evaluate the... » more
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Simulation of the torque curve of a wind turbine (Bachelor/Master Thesis)A test bench for simulating the torque curve is required for tests with new sensors that are intended to measure the torque in the power train of wind energy systems (wind turbines). For the design of the test stand, the mathematical model of a mechanically closed... » more
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Suitability of evaluation methods for sub-pixels accurate shift detection in speckle images (Bachelor/Master Thesis)Many image processing applications require an image registration scheme to best match two or more images captured at different times by a single sensor or by dif-ferent sensors simultaneously, but at different viewing angles. If only one transla-tion is sought... » more
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Preliminary investigations on the development of a medical drill method with simultaneous determination of the length of the drill channelIn the surgery and orthopedics are under the Treatment of bone fractures, but also in the correction misalignments of the skeletal system, metal implants used for stabilization in the bone. Here come in many cases, the metal plates used, which with the Bone to be... » more
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Vibration Dynamic simulation of the eyeFor the determination of intraocular pressure (IOP) of the human eye, a non-contact measuring system is to be developed with acoustic excitation under a national research project. The accurate measurement of the IOP is particularly relevant in the diagnosis of... » more
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Realization of algorithms for three-dimensional detection of targets with a laser line scannerLaser line scanner is based on the principle of Triangulation. A laser beam (illumination device) is diffusely reflected back from the target with a lens on a Camera (observer) ready. It has the Camera a precisely defined distance and angle (Triangulation) to the... » more
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Sex determination by geometric analysis of bone fragmentsIn the field of forensic science and archeology is the assessment of the gender of found bone fragments of interest. This is especially true for the so-called fire bones that remain as residues after a strong fire. They are characterized by a strong bone decay,... » more
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Development of artificial intelligence methods to implement in a real-time capable PLCOften dependencies of sizes in industrial environments or in the field of technical diagnostics difficult to determine. Although it is known that one or more input variables influences on a have output to quantify this and to generate an appropriate model, is... » more
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Analysis of wind energy feed and geographic juxtaposition for solar feedFor the planning of power lines and storage is an accurate knowledge of the energy flows in Network with different boundary conditions is of great importance. Through the construction of new renewable Energy are the transmission and distribution networks claimed... » more
Theses in Process
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Detektion von Materialübergängen und -eigenschaften beim medizinischen Bohren von KnochenBei der Behandlung von Knochenfrakturen werden zur Fixierung der Bruchstelle Metallim-plantate mit dem Knochen bikortal verschraubt (Osteosynthese). Hierzu ist es erforderlich, den Knochen für die Verschraubung vorzubohren. Eine zum Bohrkanal exakt passende... » more
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Modellgestützte Aufbereitung der Messdaten bei der Regelung eines LaserschmelzprozessesDer Laserschmelzprozess ist ein komplexer Prozess, der zahlreichen Einflussparametern ausgesetzt ist. Für eine hohe Produktqualität wird eine genaue Kenntnis der Prozesszustände (z. B. Temperatur, Schmelzbadgröße) benötigt, um schließlich eine präzise... » more
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Erweiterte Visualisierung der geografisch verteilten Einspeisung erneuerbarer Energien hinsichtlich generellem Energiebedarf und Integration von aktuellen DatenBei der geografischen Verteilung der Erzeugung erneuerbaren Energie, sowie dem generellen Energiebedarf gibt es aktuell zahlreiche offene Fragestellungen. Auf Grund der Komplexität des Energienetzes ist eine sowohl geografisch als auch zeitlich hochaufgelöste... » more
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Development of a routine for distortion-free recording of thermography data to airfoilsThe profitability of a wind turbine is determined in no small part by the performance of the rotor blades. To maximize the supply, in particular in the partial load range or at low wind sites, a high development effort is operated by the manufacturers of wind... » more
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Geometrische Zuordnung von thermografischen Messungen zur Strömungsvisualisierung an Rotorblättern von Windenergieanlagen
Um die Einspeisung zu maximieren, wird von den Herstellern von Windenergieanlagen (WEA) ein hoher Entwicklungsaufwand betrieben. Seit einiger Zeit wird in Windkanaluntersuchungen unterstützend die thermografische Strömungsvisualisierung zur Bestimmung des... » more
Completed Theses you will find » here.