Searched for: subject%3A%22closure%22
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Ballemans, Maartje (author)
Dressings like mayonnaise can be stored in different ways. A popular way is in a rigid plastic bottle made from PET with a PP closure. This packaging can be designed top-up (the closure is on top of the bottle) or top-down (the bottle stands on the closure). The top-down rigid plastic packaging is the most used by Unilever for their dressings....
master thesis 2023
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JACOB, JOSEPH (author)
Many immersed tunnels have already reached or are about to reach the halfway point of their intended lifespan of 100 years. Around this time, several structural problems were noticed during inspection which have led to performance deterioration and durability issues of the tunnel. Often large- scale maintenance was required to meet the design...
master thesis 2022
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Park, ChangKyu (author)
Studies revolving around data-driven methods have been on a rise in recent years to improve highly modelled methods such as the two-equation turbulence models of Reynolds-averaged Navier-Stokes (RANS). Similarly, such data-driven methods are implemented into partially-averaged Navier-Stokes (PANS). PANS is a young bridging method that fulfils...
master thesis 2022
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Eker, Turhan (author)
In this thesis, a modelling approach to model soot emissions for a Rich Burn-Quick Quench- Lean Burn (RQL) type aero engine combustion chamber will be presented. The sot emissions will be modelled by coupling Chemical Reactor Network (CRN) approach with Method of Moments with Interpolative Closure (MOMIC), a detailed soot formation model. The...
master thesis 2022
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Hadler, Noah (author)
From three coherent SAR images it is possible to estimate three interferograms. Combined in a circular way, the sum of the three interferometric phases is called the closure phase which necessarily adds up to zero on a single pixel level. However, if the interferograms are spatially averaged, phase consistency is not guaranteed. In most of the...
master thesis 2022
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van 't Hof, Nathan (author)
The purpose of this research study is to analyse the effect of the design of mechanical fastener on their effectiveness as Disbond Arrest Features (DAFs). This was done by means of a sensitivity study using a 3D model using the Virtual Crack Closure Technique (VCCT) to model the disbond growth of a single lap shear specimen comparing the Strain...
master thesis 2021
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Leung, K.C. (author)
A low-speed aerodynamic analysis on the conventional NACA ram-air inlet of the Airbus A320 with a new closure flap was conducted. The conventional closure flap mechanism inside the NACA ram-air inlet is replaced by a morphing plate design. Steady-state Reynolds-Averaged Navier-Stokes (RANS) based Computational Fluid Dynamics (CFD) simulations...
master thesis 2020
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Koliolios, Nikiforos (author)
Soil Moisture is a key hydrological variable since it controls the interactions between the atmosphere, biosphere and hydrosphere. It is responsible for the partitioning of precipitation into evaporation, transpiration, percolation and run-off. Soil Moisture monitoring is used to indicate droughts in vegetated areas and is an important parameter...
master thesis 2020
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Fiolet, Daniel (author)
This thesis introduces a fragility-based framework in order to perform a custom assessment of the complex Eastern Scheldt storm surge barrier. By applying a conditional approach to loading parameters, the statistical dependency between failure mechanisms and structure elements can be described separately for the strength and loading part of the...
master thesis 2019
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de Jong, Han (author)
Constructing a dam across a tidal basin has alway been a long-term integral solution to many water related problems of the surrounding area such as flooding, river control and fresh water storage. However, immense challenges are accompanied with the closure works of large basins. This research treats the closure strategy to close the Gulf of...
master thesis 2018
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Ren, Jingwei (author)
When it comes to mobile devices, off-boarding is a less well-acknowledged part of the product lifecycle, the vocabularies around endings are deficient. Both consumers and companies, however, tend to overlook the importance of the EOU consumer experience and its impact on a transition towards a CE. Companies like to introduce ‘hello’ to new...
master thesis 2018
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Koene, Michael (author)
Hydrothermal flames have become a very important field of study, especially for supercritical water oxidation. In supercritical water oxidation hazardous, toxic or non-biodegradable aqueous organic waste water streams can be efficiently destructed. Supercritical water oxidation takes place in a aqueous environment above the supercritical point....
bachelor thesis 2018
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Kersten, René (author)
Tidal basins are highly dynamic environments with a complex behavior that is often disturbed by human activities. Considering that tidal dynamics have a direct impact on surrounding engineering infrastructures, adjacent coastlines, nature environment and socio-economic human activities, it is crucial to know the impact of human interventions on...
master thesis 2018
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Spielmann, Peter (author)
The dynamic nature of braided rivers can lead to river bank erosion, bankline shifts and navigational hindrance. River training measures can be implemented in order to mitigate these problems. An alternative to conventional river training works is the closure of a channel within the braided network. Until recent there has been no systematic...
master thesis 2018
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Ostanek Jurina, Tadej (author)
In large braided rivers, river training is often required to protect the banks against erosion, to improve navigability and for land reclamation. Closing one of the channels is a promising option to achieve these goals. However, there is a lack of systematic research on channel closures and no guidelines for their use exist. In the few...
master thesis 2017
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Huppes, Nova (author)
Dams are an essential part of the Dutch flood defence works to protect the hinterland from flooding by the sea. Sand closures are the construction of closure dams with sand as the main building material. The rising and falling tide generates a current through the closure gap, which increases in strength as the gap becomes smaller. This current...
master thesis 2017
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Tandon, S. (author)
A parametric finite element model incorporating virtual crack closure technique was developed in order to determine the critical disbond size and location for disbond growth in an adhesively bonded skin stiffened structure, subjected to uniaxial compression loading. The model was validated using static experimental tests on both pristine and...
master thesis 2016
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Hogeveen, J.J. (author)
Conventional theories to describe and predict FCG are based on a SIF parameter, ΔK. If ΔK is used as similitude parameter to predict FCG, an R-effect arises. This R-effect can be accounted for by means of plasticity induced crack closure: A plastic wake behind the crack tip causes the crack to close before a zero tensile load is applied. As such...
master thesis 2016
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Rikken, M.R.A. (author)
Fulfilling our energy demands with renewable resources is one of the world’s greatest current challenges. Building offshore wind farms and using wind energy is one option to achieve this goal. The cost efficiency of offshore wind farms is still limited however, due to high construction and maintenance costs. Several research and development...
master thesis 2016
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Rijkenberg, L. (author)
Tidal inlet systems are found all over the world. These highly dynamic coastal features can be classified into three main types wave-dominated, tide-dominated or river-dominated tidal inlet systems. A tidal inlet is described as an opening in the shoreline that provides a connection between the ocean and a bay and is maintained by tidal currents...
master thesis 2015
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