Tür "info:eu-repo/semantics/doctoralThesis" Maden Mühendisliği Bölümü Tez Koleksiyonu için listeleme
Toplam kayıt 30, listelenen: 1-20
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A General Evaluation of the Performance of Roadheaders Used in Coal Mines
(Fen Bilimleri Enstitüsü, 2023)Roadheaders have been widely used in mining and civil engineering projects for the excavation of roadway or tunnel in soft and medium strength rocks. The correct estimation of roadheader performance is important especially ... -
Altın Kazanımında Flaş Flotasyon ve Gravite ile Zenginleştirme Proseslerinin Performanslarının Karşılaştırılması
(Fen Bilimleri Enstitüsü, 2022)Recovery of gold and gold-containing sulfide mineral particles requires multiple-stage recovery processes starting from the grinding circuits to avoid over-grinding of the liberated gold particles. Due to high density, ... -
An Investigation of the Effect of Operating Variables on Separation Performance of Teetered Bed Separator
(Fen Bilimleri Enstitüsü, 2014)The aim of this study is to investigate the effect of operating variables on separation performance of Teetered Bed Separator TBS used in fine coal beneficiation. For this purpose, experimental studies were performed by ... -
Bağımsız Bileşenler Analizi ile Çok Değişkenli Jeoistatistiksel Kestirim
(Fen Bilimleri Enstitüsü, 2013)This work is prepared with the support of TÜBİTAK Project, named ‘’Çokdeğişkenli Jeoistatistiksel Kestirimde Dikleştirilmiş Bileşenli Yeni Yöntemlerin Geliştirilmesi’’ with the code number 111M218. Geostatistical estimation ... -
Bilgisayar Kontrollü Tektel Sistemi ile Blok Kesmede Etken Faktörlerin İncelenmesi
(Fen Bilimleri Enstitüsü, 2013)Monowire block cutting machines can be used for natural stone block squaring operations and slab cutting operations from natural stone blocks. The plants where the cutting operations are performed demand high product quality ... -
Bilyalı Değirmenlerde Ölçek Büyütme Üzerine Bir İnceleme
(Fen Bilimleri Enstitüsü, 2014)The aim of this study is to develop a non-complex approach which can be used ball mill scale-up.Although ball mill dimensions can be determined by using Bond s method, size distributions and ball mill-classifier interaction ... -
Development of Wastewater Treatment Methods for Flotation Plants
(Fen Bilimleri Enstitüsü, 2018)In this thesis, development of treatment methods for removing or decreasing amount of components in process water which negatively affect flotation performance has been studied. Two different sulfide ore samples provided ... -
Eğimli Kalın Kömür Damarlarında Göçertmeli Uzunayak Yöntem Verimliliğinin Fiziksel Modelleme ile Araştırılması
(Fen Bilimleri Enstitüsü, 2022)The longwall top coal caving production methods, which are widely used throughout the world in the production of thick coal seams, are applied in two different ways in the slope of the seam in inclined thick coal seams and ... -
Eskişehir-Karaçam Lateritik Cevherinden Basınçlı Sülfürik Asit Liçi ile Nikel Kazanımı
(Fen Bilimleri Enstitüsü, 2014)In this study, the dissolution behaviour of Karaçam (Mihalıççık-Eskişehir, Turkey) lateritic nickel ore by high pressure acid sulphuric acid leaching (HPAL) method was investigated. First of all, the ore was characterized ... -
Evaluation of Applicability of Double Shield Tunnel Boring Machines (Ds-Tbm) in Potentially Squeezin Grounds
(Fen Bilimleri Enstitüsü, 2013)Despite successful use of double shield TBMs in many projects in recent years, presence of shield makes the machine susceptible to entrapment or seizure in weak rocks under high stresses experiencing high convergence. ... -
Farklı Flotasyon Davranımına Sahip Sfalerit Minerallerinin İncelenmesi
(Fen Bilimleri Enstitüsü, 2020)In flotation of Copper-Zinc complex sulfide ores, variations in Cu-Zn flotation performance are usually observed in different deposit and even in different parts of the same ore body. The reasons for these differences are ... -
g-ROKY: Maden Kaynak Kestiriminde Homojen Ortam Modellenmesine Yönelik Yeni Bir Yöntemin Geliştirilmesi
(Fen Bilimleri Enstitüsü, 2018-01-25)One of the crucial steps of mineral resource estimation is to examine and determine the presence of domains which have similar grade, lithological and/or mineralogical distribution in mineral deposits. It is well known ... -
Investigation of Dry Horizontal Stirred Milling Applications for Cement Grinding Circuits
(Fen Bilimleri Enstitüsü, 2013)Within the thesis study, possible applications of dry horizontal stirred mill were investigated for cement industry where fine grinding is prominent with regards to improved product quality. The main objectives of this ... -
Isıl Önişlemin Bir Çinko Karbonat Cevherinin Hidrometalurjik Olarak İşlenmesi Üzerine Etkileri
(Fen Bilimleri Enstitüsü, 2020)In the first step of this study, the leaching behaviour of a zinc carbonate (smithsonite, ZnCO3) ore sample (24.22% ZnO) from Yahyalı (Kayseri, Turkey) region was investigated comprehensively in sodium hydroxide solutions ... -
Kesme Parametreleri ve Boncuk Özelliklerinin Elmas Tel Kesme Verimine Etkisi
(Fen Bilimleri Enstitüsü, 2013)It was aimed in this study that the effect of diamond concentration on the beads used in diamond wire cutting on the cutting performance parameters, which are wear on beads, cutting speed and energy consumed was investigated ... -
Kopulalarla Maden Kaynak Kestirimi
(Fen Bilimleri Enstitüsü, 2015)This thesis basically includes mineral resource estimation for this purpose, kriging is method widely used in mining industry. But kriging has some disadvantages such as non-resistance of variogram to outlier values, ... -
Kovaryans Eşlemeli Krigleme Yöntemi ile Kaynak Kestirimi
(Fen Bilimleri Enstitüsü, 2013)Mineral resource is a concentration of a mineral or minerals which are found in a shape and amount so that it can be exploited economically. These resources are commonly characterised with their grades and tonnages. ... -
Kömür Dışı Uygulamalarda Kabaran Yataklı Sınıflandırıcıların Performansının İncelenmesi
(Fen Bilimleri Enstitüsü, 2015)Aim of this study was to investigate the classification and concentration characteristic of single density and artificial mixture minerals on a teetered bed separator which is one of the new generation hydraulic classification ... -
Kömür Gazlaştırma Ürünlerinin Gerçek Opsiyonlar Yöntemi ile Değerlemesi
(Fen Bilimleri Enstitüsü, 2020)Economic uncertainties and risks of political-geopolitical and legal aspects significantly affect the viability of energy and mining evaluation projects. Long-term projects are very sensitive to price fluctuations and the ... -
Lateritik Nikel Cevherlerinde Yüksek Basınçlı Kademeli Asit Liçi Uygulama Parametrelerininproses Verimi ve Sürekliliği Üzerine Etkilerinin İncelenmesi
(Fen Bilimleri Enstitüsü, 2022)In the high-pressure acid leaching process of lateritic nickel ores, scaling, which occurs as a result of dissolution and precipitation mechanisms and accumulates on the surfaces of autoclave and transfer equipment, is an ...