This study aims to study and test the performance of sprinkler as automatic garden sprinkler using solar panels. The method used in this research is the experimental method by presenting the resear…
Pabrik Xilena dengan Kapasitas 100.000 ton/tahun ini direncanakan berdiri di Jalan Bontang-Sangatta, Bontang, Kalimantan Timur pada tahun 2030 dengan perkiraan luas area pabrik sebesar 2,2 Ha. Baha…
One effort to utilize water hyacinth was to used it as animal feed through a chopped process. This research aimed to determine the effect of variations in pulley diameter on the production capacity…
PT. Bukit Asam Tbk is a mining company engaged in coal mining and sales. This study aims to analyze the conformity and achievement of volumes based on the mining sequence plan, the resulting impact…
The presence of bending process lo TIG weld joint areas on low alloy Steel that has been done heat treatment can cause eraeks between the parent metal lo metal welding.. Due lo the presence of erae…
Energy source to melt the metal in the metal casting industry typically small kerosene and diesel is now more expensive price. As a resnlt most small foundry industry was forced to be closed becaus…
Glass is decomposition of inorganic compounds that have been cooled without crystallization, Commonly the Waste of glass was disposed as a pile. Which cause bad effect for the environment., The gla…
PT. Nusantara Termal Coal merupakan salah satu perusahaan yang bergerak dalam bidang pertambangan yang berlokasi di Kabupaten Muara Bungo, Jambi. Metode penambangan yang dipakai adalah metode Strip…
Steam generator plays an important role in promoting the development of industry and Services, almost all industries using steam generator or boiler in running produclion. steam generator power in …
Soft clay or very soft clay is soil that has very low bearing capacity and a relatively large settlement, thus the foundation should be designed specifically so that the slability of the building. …
Turbin angin sumbu vertikal (TASV) merupakan turbin angin dengan poros yang berputar tegak lurus terhadap arah aliran angin. Umumnya, perputaran rotor disebabkan oleh adanya gaya hambat (clrag forc…
The process of metal powder deposition process deposition electrolysis. Produciion tools to produce copper powder consist of a power supply Circuit with varied value of 5 volt s, 10 volt s and 15 v…
This paper presents exergy and energy analysis of steam power plant system at PT. Tanjung Enim Lestari Pulp and Paper (PT.Telpp) that aims to improve performance by analyze the components and the o…
Pada dasarnya semua sumur adalah sumur sembur alam (Natural Flow). Sembur alam merupakan metoda mengalirnya fluida dari zona perforasi ke permukaan sumur secara alamiah, hal ini dikarenakan tekanan…
PT Ulima Nitra merupakan salah satu kontraktor pertambangan yang berada di Sumatera Selatan. Secara umum lokasi tambang berada di daerah perbukitan dengan ketinggian antara 40 一 90 mdpl dengan cu…
PT. Bukit Asam (PERSERO), tbk Unit Pelabuhan Tarahan merupakan Badan Usaha Milik Negara yang bergerak dibidang pertambangan batubara untuk menunjang pembangunan nasional. Batubara yang ada di Pelab…
Centrifugal pump is one type of pump that has a very wide scope of use associated with the head and the resulting capacity. Various aitempts have been made in the design world to produce a centrifu…
Fly ash is a solid waste generated from the coal combustion at the electrical generator. Commonly, the waste of the coal combustion was indulged floating in the atmosphere and disposed of as a pile…
Daily Explored and consumed petroleum will eventually run out, while the formation process takes millions years. The current availability of petroleum estimated only sufficient for a fe w years as …
PT. Kaltim Prima Coal merupakan salah satu perusahaan pertambangan yang menggunakan sistim tambang terbuka. Mengacu pada sistem penambangan yang digunakan, maka sudah pasti ada resiko dan masalah y…
Sumur R-28 berproduksi pertama kali pada Februari 2001 sampai Juli 2002. Sumur ini ditutup selama 2 tahun dan pada Desember 2004 dilakukan stimulasi untuk mengangkat sisa cadangan minyak. Seiring b…
Pinch analysis is a method for minimize the consumtion energy of Chemical process to compnte feasible target energy• termodynamic (minimum consumtion energy) and achive it with optimize heat reco…
PT. Bukit Asam (Persero), Tbk is one of the companies engaged in coal mining. For stripping interburden in Mine Air Laya with drilling-blasting is done in cooperation with PT. Pamapersada. Geometry…
Salah satu dampak negatif dari kegiatan pencucian batubara adalah terjadinya kekeruhan air. Terdapat 4 parameter yang menjadi perhatian PT Bukit Asam (Persero),Tbk berdasarkan peraturan Kementrian …
Pengolahan batubara menjadi briket adalah cara yang dilakukan untuk memanfaatkan batubara dengan merubah batubara yang memiliki ukuran halus menjadi berukuran lebih besar. Briket nantinya dapat dig…
Spontaneous Combustion is a problem in the mining industry, one of the causes Spontaneous Combustion are intrinsic and extrinsic factors of coal. Intrinsic factor that is characteristic of coal whi…
Coal produced from the mining front in general are not directly sent to consumers but stacked temporarily in a buildup place called stockpile.The main problem that company has to in the buildup of …
Pembuatan database jalan dimaksudkan untuk memperoleh gembaran yang akurat, lengkap dan muktahir mengenai kondisi ruas jalan yang bertujuan untuk membentuk inventaris data atau kumpulan data berupa…
PT Kaltim Prima Coal has the Energy Conservation Program that optimizes Match Factor ( MF ) and Fuel Bum Rate ( FBR ) . Middle inul Pit uses shovel excavator Liebherr with R996S type and trucks suc…
Nowdays, development of construction industry cause a rise in consumer demand for granite as extractive industries. Therefore, manufacturers of granite continuously improve it’s production in ord…