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ANALISIS PERUBAHAN NILAI PARAMETER KANDUNGAN AIR TOTAL, KADAR ABU, DAN NILAI …
Coal which have been exploited at Lahat then will be distributed to Kertapati Port through Train Loading Station (TLS) that is located in Sukacinta, Lahat, supported by PT. Kereta Api Logistik (KALog). The coal transport process to Kertapati is using a train with the volume 50 metric ton/flat carriage. The coal which is delivered from Sukacinta stockpile to Kertapati stockpile often experienced…
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- xv, 33 hlm. : ilus. ; tab. ; 28 cm
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- T50272018
PERENCANAAN ULANG KATUP GAS LIFT ALIRAN CONTINUOUS UNTUK OPTIMASI PRODUKSI PA…
The gas lift method is a method of removal of the fluid in which a relatively high gas pressure (250 psi minimum) is used as a medium lifting through a mechanical process with the help of a compressor. Planning and execution of appropriate gas lift designs will provide optimal production at production wells. PT Medco E & P Indonesia is one of the companies that apply the gas lift method at the …
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- xiii, 41 hlm. : ilus. ; tab. ; 28 cm
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- T97952018
ANALISIS GEOMETRI JALAN TAMBANG PADA PIT C UNTUK MENDUKUNG KEAMANAN DAN EFISI…
Based by regulation of Minister of Energy and Mineral Resources (ESDM) Decree No. 1827 K/30/MEM/2018 the mining road at PT Firman Ketaun which does not meet the regulatory standards of as well as coal productivity targets not being achieved due to long distances and high road slopes. Apart from this, the dimensions of the road must also be re-evaluated to produce a good road that meets safety s…
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- xvii, 103 hlm.; ilus.; 29 cm
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- T1625392024
EVALUASI PERENCANAAN BIAYA REKLAMASI BERDASARKAN KAJIAN TEKNIS PADA TAMBANG B…
Reclamation is an effort to restore land affected by mining activities to restore ecological and environmental functions according to their designation. This process involves landscaping, revegetation and management of mine water quality. In mining, reclamation is a company obligation that must be carried out in accordance with regulations, such as the Minister of Energy and Mineral Resources D…
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- xii, 133 hlm.; ilus.; 29 cm
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- T1625412024
EVALUASI PRODUKTIVITAS DAN BIAYA OPERASI PENGUPASAN OVERBURDEN DI PT BUMI SEK…
PT Bumi Sekundang Enim Energy is a member of the Baramulti group of companies engaged in mining. The working area of PT Bumi Sekundang Enim Energy Pit AB is divided into two parts: Pit AB and Pit C, with current operations focused on Pit AB. The method used is open pit mining. In May 2024, the planned production for overburden stripping activities in Pit AB is 332,829.17 BCM/month, while the ac…
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- xviii, 111 hlm.; ilus.; 29 cm
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- T1625792024
EVALUASI REALISASI FLEET PRODUKSI BATUBARA TERHADAP RENCANA KERJA UNTUK MENCA…
PT. Bukit Asam (Persero), Tbk. Tanjung Enim merupakan suatu perusahaan BUMN yang bergerak di bidang penambangan batubara. Metode penambangan di Pit 1 Banko Barat adalah sistem tambang terbuka dengan metode strip mining serta dengan mengkombinasikan excavator dan truck dalam kegiatan penggalian dan pengangkutan batubaranya oleh kontraktor PT. Satria Bahana Sarana (SBS). PT Bukit Asam (Persero), …
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- xviii, 41 hlm. : ilus. ; tab. ; 28 cm
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- T61142018
EVALUASI PRESENTASE KRITERIA KEBERHASILAN REKLAMASI TAHAP PRODUKSI PADA LAHAN…
PT. Triaryani has been carrying out mining activities since 2013. And has carried out 2 reclamation periods at the production stage. Evaluation of the second period of production phase reclamation was carried out based on Minister of Energy and Mineral Resources Decree No. 1827 K/30/MEM. The land use activity object received an evaluation assessment result of 18% of the weighted value of 40%. T…
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- xvi, 84 hlm.; ilus.; tab.; 29 cm
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- T1440712024
PERHITUNGAN CADANGAN BATUBARA DENGAN MENGGUNAKAN SOLID BLOCK MODEL DI BLOK UT…
PT. Bara Selaras Resources (PT. BSR) merupakan salah satu perusahaan tambang di Indonesia yang bergerak di penambangan batubara. PT. BSR berlokasi di Kec. Merapi Barat, Kab. Lahat, Prov. Sumatera Selatan. Perusahaan ini baru menyelesaikan kegiatan eksplorasi. PT. Bara Selaras Resources memiliki 2 (dua) blok cadangan batubara di wilayah IUP-nya. Pada Tahun 2017 PT. Bara Selaras Resources telah s…
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- xvii, 45 hlm. : ilus. ; tab. ; 28 cm
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- T81622018
ANALISIS GEOMETRI STOCKPILE UNTUK PENCEGAHAN SWABAKAR DI PT. PUTRA MUBA COAL …
PT Putra Muba Coal is a The company operates in the coal mining sector in the Sungai Lilin Subdistrict, Musi Banyuasin Regency, and the Tungkal Ilir Subdistrict, Banyuasin Regency, South Sumatra. One of the issues at PT. Putra Muba Coal is spontaneous combustion ("swabakar"). During the research, there have been 8 occurrences of spontaneous combustion. The company needs to implement proper stoc…
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- vii, 64 hlm.; ilus.; 29 cm
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- T1434642024
ANALISIS PENGARUH FLUKTUASI HARGA BATUBARA TERHADAP NILAI CADANGAN OPTIMAL DE…
Cadangan batubara merupakan acuan dalam melakukan perencanaan tambang. Tingkat keyakinan cadangan menentukan risiko kelayakan ekonomi dan garansi pengembalian modal dari pengusahaan tambang. Dalam proses estimasi cadangan batubara, harga jual memiliki peranan penting. Risiko ekonomi yang menjadi bahasan dalam penelitian ini adalah risiko pasar yang berhubungan dengan fluktuasi harga jual batuba…
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- xv, 82 hlm.; ilus.; 29 cm
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- T1434072023
PERENCANAAN TEKNIS SEQUENCE PENAMBANGAN DAN NILAI EKONOMI DALAM UPAYA KONSERV…
In accordance with the calculation of economic value from the engineering department at PT Banjarsari Pribumi, it was obtained that the South SP Timur pit is an uneconomical pit to mine because it generates negative net income. However, in the effort of additional reserve opportunities and expansion of IPD South disposal capacity, in 2024 PT Banjarsari Pribumi plans to integrate with the South …
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- ix, 33 hlm.; ilus.; 29 cm
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- T1433952024
REDESIGN GEOMETRI PELEDAKAN PADA TAMBANG QUARRY ANDESIT UNTUK MENGOPTIMALKAN …
PT Meganta Batu Sampurna is a mining company that focuses on andesite stone production located in Batujajar Village, Cigudeg District, Bogor Regency, West Java. In the production process, andesite rock is demolished using drilling and blasting processes. With standard blasting results measuring ≤80 cm by 70% and ≥80 cm by 30%. Based on the average fragmentation of 30 blasts in November�De…
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- xvii, 83 hlm.; ilus.; 29 cm
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- T1433632024
EVALUASI GEOMETRI JALAN ANGKUT TAMBANG SEBAGAI UPAYA PENCAPAIAN TARGET PENGUP…
The ideal mining transportation route will optimize production results according to planned production goals. PT Era Energi Mandiri's overburden stripping target in February was 240,000 bcm and actual stripping was 150,000 bcm. Meanwhile, last month, namely January, the target for overburden removal was 330,000 bcm, the actual transfer was 145,000 bcm. One of the causes of non-compliance is les…
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- xvi, 99 hlm.; tab.; ilus.; 29 cm
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- T1431702024
KAJIAN TEKNIS TERHADAP SISTEM PENIMBUNAN BATUBARA SERTA UPAYA MENGURANGI GEJA…
PT. Lematang Coal Lestari adalah perusahaan yang bergerak dalam pertambangan batubara. Batubara yang dihasilkan dikirim sebagai pasokan bahan bakar untuk Pembangkit Listrik Tenaga Uap (PLTU) Simpang Belimbing, Muara Enim. Saat hujan atau terjadi kendala pada dump station, batubara akan di simpan sementara di stockpile shimeipheng. Terkadang penimbunan batubara pada stockpile terjadi dalam waktu…
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- xiii, 47 hlm. : ilus. ; tab. ; 28 cm
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- T132322018
MODIFIKASI DESAIN MIDDLE AIR DECK PADA PELEDAKAN OVERBURDEN DI PT. BUKIT MAKM…
PT. BUMA Site Lati is applying deep hole blasting in 2017, it is blasting at a depth of 12 m-18 m to enlarge the inventory of blasting material. In addition, deep hole blasting also increases the efficiency of time and cost in by increasing Use of Availability (UA) drilling machine, reducing travel unit, and minimizing drilling preparation. But deep hole blasting also causes an increase in powd…
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- xiv, 38 hlm. : ilus. ; tab. ; 28 cm
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- T1413532017
EVALUASI KEBUTUHAN ALAT GALI-MUAT DAN ALAT ANGKUT (DUMPTRUCK) UNTUK MEMENUHI …
PT. Trimegah Perkasa Utama is a company engaged in mining of granite in the Village of Pangka Subdistrick Meral Districk Karimun Riau Islands. Granite mining activities carried out by the system of open-pit mining (surface mining) method quarry. Granit sediment deposition by drilling and blasting or using backhoe Ex-Volvo EC700CL as well as transport using Caterpillar 740 and Volvo A35E dumptru…
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- xiv, 44 hlm. : ilus. ; tab.; 28 cm
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- T1410062017
EVALUASI FREKUENSI DAN PANJANG STROKE PADA JIG TERHADAP KADAR KONSENTRAT DI K…
PT. Timah is the largest tin mining company. One of the tools used in the mineral separation cutter suction dredges is Jig Concentrator - type Pan American. The success of the tin separation will depend on several variables, including stroke length and pulse rate, overflow water, thickness and size of the bed, hutch water, the size of spigot, and jig screen. The incompatibility stroke length an…
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- xv, 45 hlm. : ilus. ; tab.; 28 cm
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- T1410382017
EVALUASI KINERJA SIPHON STRING PADA SUMUR X-28 LAPANGAN Y PT. PERTAMINA EP AS…
PT. Pertamina EP Asset 3 have a many optimization project in one time. There are two ways of optimization work for achievement of production targets set by PT. Pertamina EP Asset 3. Optimization Project work with Well Intervention (Intervensi Sumur) to increase production, in which case no one uses Rig Service such as Acidizing, Fraci'uring, Surfactant, etc. There also are not used rig (Rigless…
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- xvii, 49 hlm. : ilus. ; tab. ; 28 cm
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- T1410442017
EVALUASI SISTEM PERENCANAAN ALAT BERAT DENGAN METODE ANALYTIC HIERARCHY PROCE…
PT. Bukit Asam (Persero), Tbk Unit Pelabuhan Tarahan commonly abbreviated PTBA Tarahan is one company that supplies coal to the power plant Tarahan. The process of coal supply PTBA Tarahan this through the facilities of Coal Handling Facility (CHF) such as conveyor transported from the stockpile 3 using a bulldozer. Bulldozer used for transporting is considered less effective because the distan…
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- xvi, 46 hlm. : ilus. ; tab. ; 28 cm
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- T1410412017
ANALISIS PRODUKTIVITAS ALAT GALI MUAT DAN ALAT ANGKUT UNTUK MENCAPAI TARGET P…
PT. Bukit Asam (Persero), Tbk is located in Lawang Kidul, Muara Enim. Mining is operated with open pit mining using backhoe and trucks. Stripping Interburden stripping is use two units of Komatsu backhoe PC2000-8 and hauled using eight units of dump truck HD785-7 towards disposal. Transport distance from loading point to disposal is 1.25 km in fleet 1 and 2. Working fleet backhoe and dump truck…
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- xii, 37 hlm. : ilus. ; tab. ; 28 cm
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- T1408482017
KAJIAN PERBANDINGAN KINERJA PENGGALIAN BIJIH TIMAH MENGGUNAKAN KAPAL ISAP PRO…
PT TIMAH (Persero) Tbk is one of the State Owned Enterprises (SOEs) in the field of tin mines located in the province of Bangka Belitung. Alluvial tin ore mining on the seabed is done using Dredger, cutter suction dredges, and Bucket Wheel Drage and Cutter Suction for stripping overburden. More emphasis tin ore mining production by using Cutter Suction Dredger. A layer of soil that is too thick…
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- xv, 42 hlm. : ilus. ; tab. ; 28 cm
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- T1420072017
ANALISA FORMASI DENGAN PENGUJIAN PRESSURE BUILD UP METODE HORNER-MBH DI ZONA …
Well test is a method to determine well actual condition and formation damage. The test held by analizing the form of pressure change due to the changing of production level. Afiter the drilling and completion of the well finished, company still cannot make further planning because of the lack of knowledge about what happen inside the well. Well testing data have to analized using well testing …
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- xiv, 56 hlm. : ilus. ; tab. ; 28 cm
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- T1409732017
ANALISIS PENGARUH KETERLAMBATAN PEMBUKAAN LAHAN TAMBANG TERHADAP KETERSEDIAAN…
PT. Newmont Nusa Tenggara is one of the biggest gold and copper mining company in Indonesia that located in Batu Hijau, Sekongkang district, Sumbawa Barat. As the multinational company, PT. Newmont Nusa Tenggara took a serious attention to environment and always strive to achieve nature recovery from the mining activity which called by reclamation. Reclamation planning started by stockpilling t…
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- xviii, 104 hlm. : ilus. ; tab. ; 28 cm
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- T1412452016
KAJIAN TEKNIS SISTEM PENIRISAN TAMBANG DALAM PENANGGULANGAN AIR LIMPASAN DI S…
PT . Dizamatra Powerindo is a privately owned coal mining company that is domestic investment located West Merapi, District of Lahat. The method of mining conduced PT. Dizamatra Powerindo is surface mining. Hence, the weather become an important factors to be considerated especially in the rany season so the mining activities would go well.Today, the catchment area is about 39,88 Ha. Based on d…
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- xi, 57 hlm. : ilus. ; tab. ; 28 cm
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- T1424172016
MENGATASI PEMBEKUAN (FREEZING) PADA PENYALURAN GAS DENGAN PEMBUATAN DAN INSTA…
In the structure of X at field PT. Pertamina EP Asset 1 Jambi has a contract with the one of government company to get rate gas in the first month until sixth month is around 1-1.5 mmscfd and fot the next month laters changed into 2 - 2.5 mmscfd . In Field PT. Pertamina EP Asset 1 Jambi has two gas well. The one of gas well i s suspended and the other has already production. For the Rate gas ar…
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- xvi, 61 hlm. : ilus. ; tab. ; 28 cm
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- T1410052016
ANALISIS MINYAK MENTAH (CRUDE OIL) BERDASARKAN DATA SIFAT FISIK DAN KIMIA DAL…
PT. Pertamina RU III Plaju merupakan salah satu perusahaan pengolahan minyak bumi yang berhasil dalam memproduksi hasil olahan minyak mentah yang mampu memenuhi kebutuhan energi maupun industri. Dalam kegiatan pengolahan dibutuhkan analisis minyak mentah yaitu berupa data sifat fisik maupun kimia dari minyak mentah tersebut. Pada PT. Pertamina RU III Plaju proses pengolahan pada minyak mentah l…
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- xiii, 55 hlm. : ilus. ; tab. ; 28 cm
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- T1406752016
ANALISIS POWDER FACTOR PELEDAKAN LAPISAN INTERBURDEN B2-C TERHADAP PRODUKTIVI…
Blasting is one of method to loose interburden layer B2 - C in pit Tambang air laya selatan used by PT Bukit Asam (Persero) Tbk. One that must be controlled and be considered in a blasting is powder factor. Optimal Powder factor that will produce effective and efficient blasting and increase productivity of digging and loading equipment. Target productivity of Hydraulic Excavator Komatsu PC 200…
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- xix, 129 hlm. : ilus. ; tab. ; 28 cm
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- T1420002016
KAJIAN SIFAT PETROFISIK ZONA PROSPEK HIDROKARBON DARI DATA LOGGING PADA SUMUR…
In a series of exploration and exploitation of oil and gas, well log (Well Logging) plays an important role to determine the condition of subsurface formations such as petrophysical properties of rock and fluid types which include porosity, permeability, and water saturation. Study of petrophysical properties, and potential hydrocarbon fluid types can be done by qualitative analysis (reading lo…
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- xi, 221 hlm. : ilus. ; tab. ; 28 cm
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- T1409972015
EVALUASI PRODUKTIVITAS ALAT GALI MUAT DAN ALAT ANGKUT UNTUK MEMENUHI TARGET P…
PT. Agincourt Resources is one of the private mining company with minerals in the form of gold ore in South Tapanuli of North Sumatera Province, which has been operational since the year 2012 with licences covering 1639 Ha. The mining system that implemented is a system of mine open with open pit mining method in the conventional combination of excavator backhoe-dumptruck (CAT 385, CAT 740). Pl…
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- xiv, 78 hlm. : ilus. ; tab. ; 28 cm
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- T1410042015
EVALUASI KAPASITAS POMPA PADA SISTEM PENIRISAN TAMBANG BANKO BARAT PIT 1 TIMU…
On the West Banko mine, mining activities carried out using conventional systems with a combination of excavator loading (backhoe) and transportation means (truck) so as the mine advances will form a large basin. In the rainy season the water will inundate the mining front that will lead to the cessation of coal mining operations. To cope with the incoming water would require pumps the number a…
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- xii, 71 hlm. : ilus. ; tab. ; 28 cm
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- T153132015
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