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Wyszukujesz frazę "Ay, M." wg kryterium: Autor


Wyświetlanie 1-6 z 6
Tytuł:
Optimisation of Machining Parameters in Turning AISI 304L Stainless Steel by the Grey-Based Taguchi Method
Autorzy:
Ay, M.
Powiązania:
https://bibliotekanauki.pl/articles/1030297.pdf
Data publikacji:
2017-03
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
81.05.-t
Opis:
In this study, an experimental optimization of cutting forces and surface roughness in turning of AISI 304L stainless steel using wiper and conventional insert cutting tools with dry cutting conditions are presented. The influences of feed rate, depth of cut, and corner radius on surface roughness, cutting force and surface hardness are examined. In order to optimize the turning process, Grey relational analysis optimization method is used. The optimal machinability conditions of AISI 304L stainless steel with coated carbide insert are successfully determined in this study.
Źródło:
Acta Physica Polonica A; 2017, 131, 3; 349-353
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The prediction and optimization of the effects of abrasive waterjet cutting parameters on kerf
Autorzy:
Ay, M.
Ay, İ.
Powiązania:
https://bibliotekanauki.pl/articles/1061883.pdf
Data publikacji:
2016-04
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
07.05.Mh
Opis:
In this study, Inconel 718 material, which is widely used in space aircraft and defense industry and is difficult to be processed by traditional methods, has been cut off with abrasive water-jet. The effects of cutting parameters such as pressure, cutting speed, abrasive consumption and cutting height on kerf have been studied. The input levels needed to be used to obtain the minimum kerf have been determined through Taguchi analysis and the experimental test. The setup of experiment was modelled using linear regression model and an artificial neural network and the results were compared. It was seen that the artificial neural network model gives better results when compared to regression model. The results of experimental test to which the related models were applied are satisfactory.
Źródło:
Acta Physica Polonica A; 2016, 129, 4; 762-766
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Optimization of Cutting Parameters, Condition and Geometry in Turning AISI 316L Stainless Steel Using the Grey-Based Taguchi Method
Autorzy:
Basmaci, G.
Ay, M.
Powiązania:
https://bibliotekanauki.pl/articles/1030299.pdf
Data publikacji:
2017-03
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
81.05.-t
Opis:
In this study, experimental optimization of cutting forces, surface roughness and the hardness of material after turning of AISI 316L stainless steel, using conventional and wiper insert cutting tools under dry, CO₂ and MQL cutting conditions, is presented. The influences of feed rate, cutting depth, and cooling system on surface roughness, cutting force and material hardness were examined. In order to optimize the turning process, Grey relational analysis optimization method was used. The optimal machinability parameters of AISI 316L stainless steel with coated carbide insert were successfully determined.
Źródło:
Acta Physica Polonica A; 2017, 131, 3; 354-358
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Cross-Drainage Culvert Design by Using GIS
Autorzy:
Günal, M.
Ay, M.
Günal, A.
Powiązania:
https://bibliotekanauki.pl/articles/1031809.pdf
Data publikacji:
2017-09
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
92.40.FB
92.40.QP
07.05.MH
Opis:
A culvert is a structure that allows water to flow under a road, railroad, trail, or similar obstruction, from one side to the other side. Typically embedded, so as to be surrounded by soil, a culvert may be made from a pipe, reinforced concrete or other material. In order to minimize the impact of a water crossing on the environment, culverts require the proper size, design and installation, to ensure that they do not cause downstream erosion, upstream flood, alter stream habitat or block organism passage. In this study, the size of a box culvert has been determined by getting more realistic maximum flow rates, by using data of a geographic information system. The results of this study have been compared with the rational method. The size of the culvert, which is calculated by using data from geographic information system will be more realistic and efficient, compared to the culvert, calculated by rational method.
Źródło:
Acta Physica Polonica A; 2017, 132, 3; 595-598
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Grey-Based Taguchi Method: Optimisation of Drilling of Hybrid Aluminum Matrix Composites
Autorzy:
Ay, M.
Altunpak, Y.
Hartomacioğlu, S.
Powiązania:
https://bibliotekanauki.pl/articles/1032046.pdf
Data publikacji:
2017-03
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
81.05.-t
Opis:
The aim of this study was to investigate the influence of cutting parameters and effect of graphite rate on cutting force and surface roughness in drilling of Al/20%SiC/5%Gr, Al/20%SiC/7.5%Gr and Al /20%SiC/10%Gr hybrid composites, fabricated by vortex method. The drilling tests are conducted with diamond-like-carbon coated cutting tools. The Grey relational analysis based Taguchi optimization method was selected to determine the optimum cutting conditions. The results show that the spindle speed (4500 rpm), the rate of graphite (10%) and feed (0.1 mm/rev) were found to be significant parameters for surface roughness and cutting force. The predicted values from the developed model and experimental values are found to be very similar in this study.
Źródło:
Acta Physica Polonica A; 2017, 131, 3; 551-554
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Evaluation of Biodegradable Fixation System for Mandibular Angulus Fracture by Using Finite Element Method
Autorzy:
Ay, M.
Hartomacioglu, S.
Bakircioglu, B.
Yuzbasioglu, H.
Kubat, T.
Powiązania:
https://bibliotekanauki.pl/articles/1186920.pdf
Data publikacji:
2016-04
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
02.70.Dh-
Opis:
To date many fixation techniques of mandibular angle fractures have been introduced. There exist much research on the stability of plate and screws systems used in Champy technique in fixation of mandibular fractures. However the need of a second surgery for the removal of these plates and screws, and well known disadvantages of metallic fixations have led to the development of resorbable materials. It is thought that in order to achieve a safe and effective post-operative stability, the use of resorbable plates and screws is preferred for fixation. In this study, fixation evaluation of biodegradable plates which have been commonly used in recent years, was investigated using finite element method. 3D model required to perform the finite element analysis was obtained from CT scanning images using reverse engineering methods and material properties of mandible were obtained by Hounsfield Unit method. Biodegradable fixation systems were applied to this model and FEA was performed. It is concluded that biodegradable plate screw system used in the treatment of mandibular angle fractures shows a sufficient stability under masticatory forces.
Źródło:
Acta Physica Polonica A; 2016, 129, 4; 883-885
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-6 z 6

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