Dengan tingginya laju produksi, PT Kaltim Prima Coal (PT KPC) harus selalu melakukan inovasi agar seluruh tahapan dapat dilaksanakan secara optimal dan efisien, terutama pada tahap pemboran dan peledakan. Salah satu faktor penting keberhasilan suatu operasi peledakan dilihat dari fragmentasi hasil peledakan dimana hal tersebut akan berdampak pada aktivitas gali muat material. Berdasarkan data d…
Slope stability is an important factor in the sustainability of the mining process, a stable slope will reduce potential losses due to cladding. A waste dump/disposal area is an area in an open pit mining operation that is used as a place to dispose of low-grade material and/or non-ore materials such as overburden and interburden. The east block heap slope of the Muara Tiga Besar Utara is a hoa…
The PQRT pit is one of the pits in Site Lati which is the largest contributor to PT Berau Coal's coal production which in 2022 will reach 7,856,452 tons. Due to market demand in meeting the needs of coal has become an important matter in the mining business so that the market demand for seam P coal has also increased. Judging from the actual conditions of the PQRT pit, which is on the west side…
This book provides a comprehensive and concise description of most important aspects of experimental and theoretical investigations of porous materials and powders, with the use and application of these materials in different fields of science, technology, national economy and environment. It allows the reader to understand the basic regularities of heat and mass transfer and adsorption occurri…
This book presents fundamental theories, design and testing methodologies, and engineering applications concerning spacecraft thermal control systems, helping readers gain a comprehensive understanding of spacecraft thermal control systems and technologies. With abundant design methods, advanced technologies and typical applications to help them grasp the basic concepts and principles of engine…
This book contains the proceedings of the IUTAM Symposium on Multiscale Modeling and Uncertainty Quantification of Materials and Structures that was held at Santorini, Greece, September 9 – 11, 2013. It consists of 20 chapters which are divided in five thematic topics: Damage and fracture, homogenization, inverse problems–identification, multiscale stochastic mechanics and stochastic dynami…
Sistem informasi manajemen didefinisikan sebagai suatu sistem berbasis komputer yang menyediakan informasi bagi beberapa pemakai dengan kebutuhan yang serupa. Konsep sistem informasi menajemen merupakan suatu sumber daya organisasi yang menyediakan informasi - informasi kepada kelompok — kelompok manajer dengan sistem kerja yang hampir sama dimulai dengan menyatukan perangkat lunak dan data k…
Government expected to socialize the use of LPG gas cylinders to overcome the accident rate. In addition to socialization from the government, testing of LPG cylinders using the Solidworks application can also be carried out to see the pressure that is safe to use on LPG cylinders with a capacity of 50 kg. This study is intended to determine the safe pressure for 50 kg LPG cylinders for daily u…
This book includes a collection of research and practical papers from international research and technology activities on recent developments in infrastructure engineering. Sustainability is increasingly a key priority in engineering practices. With the aging transportation infrastructure and renewed emphasis on infrastructure renovation by transportation agencies, innovations are urgently need…
PT Gorby Putra Utama is a coal mining company in North Musi Rawas District, South Sumatera. The coal mining of PT Gorby Putra Utama is carried out using the open pit mining method. This study aims to determine the flow of water entering the mine so that the ideal sump volume will be known to accommodate the water discharge, the pump capacity capable of removing water from the sump and the volum…
Suatu proyek konstruksi selalu membutuhkan persediaan material sebagai salah satu peranan penting untuk kelancaran proyek itu sendiri. Terkadang sering sekali muncul kendala dalam penyediaan material. Kekurangan dan keterlambatan penyediaan bahan material ini sering sekali jadi satu permasalahan dalam suatu proyek. Masalah keterlambatan dan kekurangan bahan material ini dapat menimbulkan kerugi…
Seiring dengan perkembangan teknologi dalam dunia konstruksi yang semakin pesat, berkembang pula metode-metode baru dalam perbaikan pekeijaan konstruksi pada bangunan. Banyaknya bangunan-bangunan yang rusak akibat kesalahan dalam perencanaan, pemberian beban yang berlebihan maupun kesalahan dalam pelaksanaan konstruksi. Bangunan tersebut akan mengalami kerusakan. Salah satu kerusakan pada bangu…
The toll road connecting Palembang and Indralaya is built on a generally soft layer of soil. This is because soft soils generally have low shear strength, which takes longer to consolidate. Soil improvement using PVD assistance is a solution to get a short time. The analysis was carried out using the Terzaghi Method and Plaxis 2D Software. The method used in this study was the analytical method…
This book presents inductive and hybrid levitation micro-systems and their applications in micro-sensors and –actuators. It proposes and discusses analytical and quasi-finite element techniques for modeling levitation micro-systems based on the Lagrangian formalism. In particular, micro-bearings, -actuators, -accelerators and –accelerometers based on inductive levitation are comprehensively…
This book presents selected papers from the International Conference on Advances in Materials Processing and Manufacturing Applications (iCADMA 2020), held on November 5–6, 2020, at Malaviya National Institute of Technology, Jaipur, India. iCADMA 2020 proceedings is divided into four topical tracks – Advanced Materials, Materials Manufacturing and Processing, Engineering Optimization and Su…
This self-contained, interdisciplinary book encompasses mathematics, physics, computer programming, analytical solutions and numerical modelling, industrial computational fluid dynamics (CFD), academic benchmark problems and engineering applications in conjunction with the research field of anisotropic turbulence. It focuses on theoretical approaches, computational examples and numerical simula…
This book describes the main approaches for production and synthesis of nanostructured metals and alloys, taking into account the fatigue behavior of materials in additive manufactured components. Depending on the material type, form, and application, a deep discussion of fatigue properties and crack behavior is also provided. Pure nanostructured metals, complex alloys and composites are furthe…
This book offers a tutorial on the response of materials to lasers, with an emphasis on simple, intuitive models with analytical and mathematical solutions, using techniques such as Laplace Transformation to solve most complex heat conduction equations. It examines the relationship between existing thermal parameters of simple metals and looks at the characteristics of materials and their prope…
This book presents synthesis methods, characterization techniques, properties and applications of hybrid conducting polymers. Special emphasis is given to the applications of hybrid conductive polymers, with chapters ranging from electronic devices, environmental remediation, and sensors, to medical applications.
This book highlights the current research, conceptual and practical utilization of waste in building materials. It examines the production of industrial and agricultural wastes that have been generated worldwide and have significant environmental impact. The book discusses how to incorporate these wastes effectively with greener technology and how to address its environmental impact in order to…
Residual Stress, Thermomechanics & Infrared Imaging and Inverse Problems, Volume 7 of the Proceedings of the 2020 SEM Annual Conference & Exposition on Experimental and Applied Mechanics, the seventh volume of sseven from the Conference, brings together contributions to this important area of research and engineering. The collection presents early findings and case studies on a wide range of a…
Tujuan utama dari penelitian yang bertujuan mengetahui daya tahan grouting Nitobond Ec balok pada kuat lentur benda uji balok. Nitobond EC adalah produk dari fodroc. Pada penelitian ini Nitobond EC digunakan sebagai bahan penyambung balok beton, Pengujian dilakukan dengan menggunakan metode two poit load, sehingga pada bagian balok di harapkan mendapatkan lendutan mumi. Hasil penelitian menunju…
Limbah konstruksi adalah puing-puing bangunan, tanah, beton, baja, kayu dan bahan-bahan campuran lainnya yang timbul dari berbagai kegiatan konstruksi. Penelitian ini dilakukan terhadap tiga proyek gedung sekolah Kabupaten Muara Enim, Yaitu Proyek SDN 1 Tanjung Baru, proyek SDN Arisan Musi, dan TK Negeri Pembina. Limbah yang diidentifikasi komposisinya adalah Limbah kayu, berupa kayu papan dan …
This book focuses on polymer insulation as applied to HVDC transmission. It addresses both fundamental principles and engineering practice, with more weight placed on the latter. This is achieved by providing in-depth studies on a number of major topics such as DC insulation structure, DC insulation design, nanocomposites, modification, testing and performance evaluation. In turn, several typic…