KoulutusalaOpinnäytetyöt (Avoin kokoelma)Materiaalitekniikka
Viitteet 21-40 / 215
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Analysis of an Open-Source Recycler : The 3DBear Recycler: Origins, the MkI recycler vs the MkII, and how new versions can have the greatest global impact.
(Yrkeshögskolan Arcada, 2018)Waste accumulation is a global problem, in order to address it the economic and cultural contributions in a shifting economy must be considered; additionally modular open-source devices like the 3DBear recycler offer a ... -
Analysis of drag in pipes during a flow and its minimization by physical and chemical methods. : A study on drag reducing additives
(Arcada - Nylands svenska yrkeshögskola, 2015)Transportation of fluids in pipes always creates a phenomenon called drag or friction which is opposing the flow of fluid. Considerable amount of energy loss is seen in pipes due to viscous and drag/frictional effects. ... -
Analysis of environmental threats during rubber processing in Ghana : case study of Ghana Rubber Estate limited
(Arcada - Nylands svenska yrkeshögskola, 2014)The main objective of this dissertation was to analysis, reduce and control the environ-mental problems occurs during rubber processes at Ghana Rubber Estate Limited. The work was carried out with both Qualitative and ... -
Analysis of Pulper Rejects samples by manual sorting
(2022)The main objective of this thesis is an analysis of the recycling of liquid paperboard and the process of pulper rejects. Recycling is the process that converts waste materials into new materials and objects and recovers ... -
Analysis the property changes of the thermal recycled HDPE and LDPE
(2020)Polyethylene (PE) is the largest output, the most widely utilized and the biggest consumption variety in the plastic industry. With the growing consumption of polyethylene materials and highly demanding of diverse plastic ... -
Applicability of recycled HDPE for Rotational Molding
(Yrkeshögskolan Arcada, 2016)This thesis work is focused on studying use recycled HDPE instead of raw HDPE in rotational molding process in order to create significant environmental and economic benefits. The study examines the difference between ... -
Artificial Intelligence in 3D Printing : Real-time 3D printing control
(Yrkeshögskolan Arcada, 2018)Artificial Intelligence (AI) is the leading field of science nowadays. Machines can learn and complete tasks independently. Additive manufacturing (AM) is still a developing technology. However, 3D printing is much more ... -
Beam Structure Design Analysis
(2021)A hypothetical scenario of a 30 m long, 10 m deep gap is proposed and a structure is to be created to allow pedestrians to cross it using not only the traditional beam analysis methods but also the standards and conventions ... -
BFRs in Electric and Electronic Equipment Waste : EU regulations and solvothermal extraction to benefit plastic recycling
(Yrkeshögskolan Arcada, 2016)I detta examensarbete behandlas situationen om brominerade flamskyddsmedel inom Europa idag. Brominerade flamskyddsmedel är mycket bioackumulerande och därför finns det direktiv för att skydda människan och naturen från ... -
Biodegradable polylactic acid cellulose nanocomposites
(Yrkeshögskolan Arcada, 2018)Syftet med detta slutarbete var att studera nanocellulosa och användning av nanocellulosafibriller som fyllnadsmedel och förstärkning i den bionedbrytbara plasten PLA. Biopolymeren nanocellulosa kan användas i en stor mängd ... -
Biodegradable polymer synthesis from renewable sources
(2021)In this study, pectin was extracted from fruit peels and used it for the synthesis of plant-based polymer. Pectin was extracted from fruit peels with acid boiling and washing with ethanol. The extracted pectin was used to ... -
Biofilm Prevention on 3D Printed Surfaces for Biomedical Applications
(2020)Biofilms are complex communities of bacteria residing within an exopolysaccharide matrix that adheres to a surface, such as medical devices and implants, causing chronic infections. Due to the antibiotic resistant nature ... -
Biomuovien tutkimus ja valinta puhallusmuovaukseen
(Arcada - Nylands svenska yrkeshögskola, 2012)Plastex Oy on yksi johtavista suomalaisista puhallusmuovattujen tuotteiden valmistajista sekä merkittävä ruiskuvalutuotteiden toimittaja, jo neljännessä sukupolvessa toimiva perheyritys valmistaa erikokoisia puhallusmuovattuja. ... -
A Brief Study on Three-Dimensional Printing Focusing on the Process of Fused Deposition Modeling
(Arcada - Nylands svenska yrkeshögskola, 2015)The Main theme of this thesis is to provide technological review of the rapid prototyping techniques along with the basics of 3D printing technology, it’s history and scopes in the future. An important part of the thesis ... -
Buckling prevention in lightweight stiffened structures
(Arcada - Nylands svenska yrkeshögskola, 2012)The focus of this thesis is to investigate the buckling prevention in lightweight stiffened structures using a finite element model. The emphasis of the investigation presented in this thesis is to find the critical length ... -
Calculation of Bending and Shear Modulus of thin plate by vibration method
(2019)The thesis aims to verify the possibility of applying vibrational measuring method on thin plate made of light-weighed material. Particularly, it aims to develop formula for the calculation of dynamic shear and bending ... -
Certification of Thermoplastic Sheet Butt Welding Machine
(Arcada - Nylands svenska yrkeshögskola, 2015)The aim of this work was to argue whether the certification process used in Finland for butt welded products is sufficient for ensuring quality welds. This topic was approached by reviewing the plastic joining technical ... -
Changes in mechanical properties of recycled polypropylene.
(Arcada - Nylands svenska yrkeshögskola, 2012)The objective of the thesis was to find out how recycling affects the mechanical properties of polypropylene. The mechanical properties were tensile strength, Young`s modulus and melt flow index. The mechanical properties ... -
Characterization of Star-shaped marcomolecules with calix[8]arene core by Differential Scanning Calorimetry (DSC)
(Arcada - Nylands svenska yrkeshögskola, 2012)This thesis was written to analysis thermal behavior of oligomer and their star-shaped macromolecules by Differential Scanning Calorimetry (DSC) and Polarized Optical Microscope (POM) methods. The thermal properties of ... -
Characterizing the influence of Temperature on the short-term mechanical properties of 3D printed PLA.
(2024)This thesis investigates the influence of temperature on the mechanical properties of Polylactic Acid (PLA) manufactured using 3D printing, with a particular focus on tensile modulus and yield strength. The study adheres ...
