Student research papers

Overview of current bachelor- and master theses, project works

Comparison of the mechanical properties of thermoset components with regard to processing by RTM or reactive double diaphragm forming processes

C. Baur | Master thesis | Keywords: Mechanical properties, reactive double-diaphragm forming, resin transfer moulding | 58 pages, 33 illustrations, 19...
17 Dec 2018
Modernisation of the membrane inflation rheometer by implementation and evaluation of a control system for a constant strain rate

J. Hippe | Bachelor thesis | Keywords: Linear drive, measurement technology, membrane inflation rheometer | 29 pages. 14 illustrations, 3 tables, 20...
17 Dec 2018
Influence of material and process parameters on the encapsulation of a high-viscosity melt with a low-viscosity melt to increase the process efficiency

M. Kramer | Master thesis | Keywords: Melt encapsulation, process efficiency, wall adhesion | 55 pages, 33 illustrations, 13 tables, 70 references
17 Dec 2018
Experimental investigation of residual stresses during laser transmission welding of plastics

D. Djuric, S. Lu | Project work | Keywords: Heat treatment, laser transmission welding, residual stresses, short-term tensile tests, stress cracking |...
17 Dec 2018
Development and commissioning of a geometrically flexible tool for the manufacture of CFRP repair patches for the automotive industry

D. Monz | Master thesis | Keywords: Adaptive tool, CFRP repair, FRP | 64 pages, 78 illustrations, 4 tables, 53 references
17 Dec 2018
Analysis and editing of sensoric data of an integrated process chain for hybrid FRP structures

C. Gondorf | Bachelor thesis | Keywords: DCR, DEA, Multi-material-system, preforming, Prepreg Compression Moulding (PCM), residual reactivity,...
17 Dec 2018
Simulative investigation of the melt encapsulation in dependence of the encapsulation materials and under variation of relevant processing parameters

M. Amberg | Bachelor thesis | Keywords: Coextrusion, flow simulation, melt encapsulation | 35 pages, 33 illustrations, 11 tables, 22 references
17 Dec 2018
Manufacturing and analysis of an adhesive free bonding of hybrid thermoset-thermoplastic FRP structures

N. Michel-Angeli | Bachelor thesis | Keywords: Epoxy resin, injection moulding, multi-material system, polyamide 6 (PA6), residual reactivity, test...
17 Dec 2018
Increased electrical conductivity in the edge layer of high-filled flat films due to the coextrusion of incompatible materials

B. Kaul, A. Kanzurov | Project work | Keywords: Coextrusion, flexible printed circuit boards, ultrasonic hot embossing | 49 pages, 25 illustrations, 6...
17 Dec 2018
Development of process integrated binder application concept for Preform-Winding

M. D. Bangert | Bachelor thesis | Keywords: Binding concept, binding thread, preform winding | 39 pages, 34 illustrations, 5 tables, 42 references
17 Dec 2018
Investigation on the impact of air flows at the cutting unit and the fibre guidance unit on the fibre placement behaviour during the 3D fibre spraying process

S. Leimbrink | Projectwork | Keywords: Fibre orientation, flow conditions, optical measurement methods | 2 pages, 32 illustrations, 10 tables, 41...
17 Dec 2018
Characterisation of weld line tensile strength and shear strength in Polymethylmethacrylate for extension of an integrative simulation method for the prediction of weld line strength

S. Wolters | Bachelor thesis | Keywords: Breaking stress, shear test, weld line | 43 pages, 34 illustrations, 4 tables, 35 references
17 Dec 2018
Development of a methodology for the evaluation of data availability and data access methods for specific machine control systems

M. Perau, H. Blume | Project work | Keywords: Data acquisition, data transfer possibilities, process information, productivity increase | 90 pages, 39...
17 Dec 2018
Determination of the influence of laser based surface activation on crack propagation in bonded repairs in CFRP

M. Kanngießer | Bachelor thesis | Keywords: Adhesive repair, composite material, laser activation | 35 pages, 61 illustrations, 3 tables, 44...
13 Nov 2018
Comparison of phenomenological models for fatigue life prediction of unidirectional glassfibre reinforced plastics under cyclic loading conditions

N. Mentges, N. Schäfers | Project work | Keywords: Material behavior, model analysis, three-point bending | 66 pages, 52 illustrations, 7 tables, 55...
16 Sep 2018
Optimisation of screw geometry for silicone extruder considering wall slip behaviour

M. Limantara | Master thesis | Keywords: Extruder, screw geometry, silicone rubber, wall slip | 51 pages, 50 illustrations, 13 tables, 60 references
16 Sep 2018
Constructive design of an injection mould with adjustable part height to produce foamed moulded parts

M. N. Mades | Master thesis | Keywords: Breathing Mould, construction, Thermoplastic Foam Injection Moulding (FIM) | 44 pages, 24 illustrations, 15...
16 Sep 2018
Practical validation of an optimisation algorithm for conformal cooling

T. Steffans | Bachelor thesis | Keywords: Contour-near, conventional, tactile measurement | 29 pages, 64 illustrations, 13 tables, 28 references
16 Sep 2018
Design of a tool mounting for the robot-guided deposit of spray laid-up preforms with an implemented quality assurance for the manufacturing of a vehicle underbody

C. Becker | Master thesis | Keywords: Automated preform manufacturing, fibre orientation, fibre reinforced plastics, laser cutting methods, machine...
16 Sep 2018
Thermoplastic Composites: Evaluation of the component properties depending on the UD tape quality and the processing method

M. Sollert | Master thesis | Keywords: Contact heating, tape laying, UD tapes | 54 pages, 67 illustrations, 12 tables, 53 references
16 Sep 2018
Investigations of the continuous impregnation process of unidirectional fibres with thermoplastic melt at the UD-tape production

A. Schiller | Master thesis | Keywords: Impregnation process, TPC, UD tape | 65 pages, 80 illustrations, 17 tables, 56 references
16 Sep 2018
Investigation of the preforming step for the manufacturing of an automotive floor pan based on carbon Towpregs and glass fibre mats

P. K. M. Wigger | Bachelor thesis | Keywords: Bond strength, diaphragm process, draping, laser projection, tensile shear tests | 61 pages, 40...
16 Sep 2018
Literature research for the methodical evaluation of market studies and application of the method for the market study plastics industry in the NAFTA member states

J. K. Supe-Dienes | Bachelor thesis | Keywords: Market study, NAFTA member states, plastics industry | 26 pages, 26 illustrations, 10 tables, 74...
29 Aug 2018
Modelling of the time-dependent behaviour of elastomers as a function of the crosslinking state by considering the influence of multiaxial load conditions

C. Zimmermann | Master thesis | Keywords: Crosslinking dependence, material modelling, subroutine | 61 pages, 59 illustrations, 6 tables, 82...
16 Jul 2018
Analysis of the application potential of data-driven machine learning methods for plastics injection moulding

M. Vukovic | Bachelor thesis | Keywords: Injection moulding, machine learning, transferability | 36 pages, 20 illustrations, 1 table, 37 references
01 Jul 2018
Online measurement and compensation of material induced viscosity fluctuations in injection moulding

M. Yilmaz | Bachelor thesis | Keywords: Indicators, process control, viscosity fluctuations | 35 pages, 38 illustrations, 5 tables, 52 references
01 Jul 2018
Literature research on the subject of plastic-metal-hybrids

M. Thiedemann | Bachelor thesis | Keywords: Laser joining, lightweight construction, plastic-metal-composites | 38 pages, 17 illustrations, 2 tables,...
01 Jul 2018
Conceptual design, integration and commissioning of a modular extension of a laboratory welding plant for the evaluation of hot air welding of electrically and thermally conductive plastic compounds

P. Herold | Bachelor thesis | Keywords: Design, graphite compounds, hot air welding process | 28 pages, 32 illustrations, 4 tables, 63 references
01 Jul 2018
Implementing of the online gas-counter-pressure technology and investigation on the influence of the in-mould pressure on the part properties

B. Lee, S. Schulte | Project work | Keywords: Gas counter pressure, online CO2 dosing, physical foaming | 41 pages, 20 illustrations, 8 tables, 44...
01 Jul 2018
Analysis of the shrinkage behavior and the moisture absorption of an epoxy resin system under changing process conditions

H. Bernemann, T. Kammerer | Project work | Keywords: Analysis of shrinkage, investigation of warpage, process-relevant material behavior | 44 pages,...
01 Jul 2018
Implementation and process optimisation of an integrative injection moulding machinery to manufacture fibre-reinforced plastic hybrids

T. Peukes | Master thesis | Keywords: Injection moulding, multi-material-system, Polyamid 6 (PA6), preform, sensor technology, Prepreg Compression...
01 Jul 2018
Development of a methodology for the capture of process chains to increase the productivity of SME based on specific use cases

H. Dammers | Bachelor thesis | Keywords: Data acquisition, industry 4.0, sme, productivity, process chain acquisition, process modeling | 90 pages, 33...
01 Jul 2018
Concept development for standardized coupling of design and cost parameters for fiber reinforced plastic parts within an integrated design to cost approach

M. Gorzelitz | Bachelor thesis | Keywords: Construction-accompanying calculation, cost calculation, design to cost, injection molding, integrated...
01 Jul 2018
Determination of a correlation function for the identification of the local fiber volume content from fiber sprayed preforms based on an optical thickness measurement

A. Ehrenleitner | Bachelor thesis | Keywords: Evaluation method, inline recording of preform height, preform analysis | 43 pages, 39 illustrations, 7...
01 Jul 2018
Characterisation of filled Polypropylene films for the production of flexible printed circuit boards generated from coextruded polymer films

C. Spicker | Master thesis | Keywords: Extrusion, flexible printed circuit boards, ultrasonic hot embossing | 52 pages, 37 illustrations, 5 tables, 87...
01 Jul 2018
Investigation of the continuous melt functionalisation of a PP-PE-blend in a twin screw extruder by means of atmospheric plasma

N. Reinhardt | Master thesis | Keywords: Atmospheric plasma, melt functionalisation, plastics compounding | 53 pages, 55 illustrations, 10 tables, 55...
01 Jul 2018
Influence of the process parameters on the material properties of graphene based polypropylene nanocomposites within compounding

C. Christ | Master thesis | Keywords: Filler dispersion, graphene, plastic processing | 50 pages, 47 illustrations, 36 tables, 61 references
01 Jul 2018
Characterisation of filled Polyamide 12 films for the production of flexible printed boards generated from coextruded polymer films

B. W. J. Baumann | Master thesis | Keywords: Extrusion, flexible printed circuit boards, ultrasonic hot embossing | 50 pages, 39 illustrations, 9...
01 Jul 2018
Investigation of the influence of autoclave and injection based physical thermoplast foam injection moulding processes on the resulting foam structure

L. A. Hedwig, M. K. Leuthner | Project work | Keywords: MuCell, ProFoam, thermoplast foam injection moulding | 37 pages, 72 illustrations, 0 tables,...
01 Jul 2018
Development of a mould concept for a segmented temperature control in injection moulding

T. Lentzen | Bachelor thesis | Keywords: Mechanical mould design, mould design, variotherm injection moulding | 39 pages, 26 illustrations, 17 tables,...
01 Jul 2018
Optimisation and analysis of the one-step process for the production of sandwich parts with epoxy foam core and continuous fibre reinforced top layers

E. Kremer, S. Gerbe | Keywords: Lightweight construction, microspheres, One Step Epoxy Sandwich (OSES) | 48 pages, 80 illustrations, 4 tables, 40...
15 Mar 2018
Fundamental investigation on inline porosity measurement in the RTM-Process

M. van Rienen | Keywords: fundamentals of the formation of porosity, porosity measurement, compressibility | 55 pages, 22 illustrations, 10 tables, 75...
15 Mar 2018
Analysis of the curing behaviour and the resulting network structure of a fast curing epoxy resin with variation of temperature and pressure

L. Wruck | Keywords: Process-relevant Material Behaviour, Shrinkage Characterisation, Thermoset network analysis | 54 pages, 44 illustrations, 5...
15 Mar 2018
Analysis of the shrinkage behaviour of a fast curing epoxy resin depending on fluctuations in the dosing rate and the addition of an internal mould release agent with variation of pressure and temperature for liquid composite moulding processes

W. Schulte | Keywords: Process-relevant material behaviour, testing bend comparison, shrinkage measurements | 39 pages, 29 illustrations, 8 tables, 28...
15 Mar 2018
Experimental investigations to increase the predictive precision of the impression quality of micostructures in the variothermal extrusion embossing process

A.K. Masihi, C. Buhse | Keywords: Micro structures, polycarbonate, variothermal extrusion embossing | 39 pages, 48 illustrations, 41 tables, 21...
15 Mar 2018
Analysis and compensation of viscosity fluctuations in a pvT-optimised injection moulding process

J.-M. Werner | Master thesis | Keywords: Injection moulding, viscosity control, viscosity index | 55 pages, 51 illustrations, 12 tables, 51 references
05 Mar 2018
Investigation of the influence of an induction based variothermal mould temperature control on the properties of foamed parts in thermoplastic foam injection moulding

O. Schmitz | Keywords: Induction heating, thermoplastic foam injection moulding, variothermal mould temperature control | 55 pages, 80 illustrations,...
05 Mar 2018
Automated derivative of a cooling channel layout based on a calculated optimal temperature distribution

S. Liu | Keywords: Automation, inverse heat conduction problem, surface fitting |31 pages, 22 illustrations, 1 table, 22 references
05 Mar 2018
Empirical modeling to predict the moulding of microstructured mould surfaces in the injection moulding process

J. Fellmann | Keywords: Moulding of microstructures, modelling, injection moulding simulation | 42 pages, 33 illustrations, 8 tables, 33 references
05 Mar 2018

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