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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
IDENTIFIKASI KERUSAKAN PADA BANTALAN DENGAN MENGGUNAKAN SENSOR ACCELEROMETER …
To minimize the damage that occurs suddenly in industrial engine, the planning of the treatment should be prepared as good as possible. One way of detecting the damage of an equipment system is by analyzing the characteristics of vibration that caused by the system. It is needed a vibration measuring instrument to measure the vibration. The vibration measuring instrument is not a cheap tool, an…
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- xxvii, 51 hlm. : ilus. ; tab. ; 28 cm
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- T168712017
PERBANDINGAN PERFORMA METODE NAIVE BAYES DAN SUPPORT VECTOR MACHINE DALAM K…
Music genre classification has become a research topic that is gaining increasing attention, especially with the emergence of digital music platforms. One of the relevant features extracted from audio signals and capturing important characteristics of sound is MFCC, which is widely recognized as an effective technique. This study applies Naive Bayes and SVM algorithms for classification on a co…
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- xvi, 79 hlm.; ilus.; 29 cm
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- T1632702024
MPLEMENTASI OPENAI API UNTUK PEMBANGKITAN SOAL KUIS PADA QUIZ GAME SEJARAH
Quiz games serve not only as entertainment but also as educational media. However, manually creating varied questions, especially for production-level digital quiz games, requires significant resources. This research attempts to address this challenge by implementing GPT-3.5, through the OpenAI API, as a question generation system for quiz game question banks within the domain of history. The s…
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- xv, 40 hlm.; ilus.; 29 cm
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- T1632872024
PRA RANCANGAN PABRIK PEMBUATAN PROPILEN GLIKOL KAPASITAS 60.000 TON/TAHUN
Pabrik pembuatan Propilen Glikol dengan kapasitas produksi 60.000 ton/tahun ini direncanakan akan berdiri pada tahun 2029 berlokasi di Kawasan Jatiluhur Industrial Smart City, Hegarmanah, Kota Purwakarta, Jawa Barat, dengan luas area 4,0 ha. Proses pembuatan Propilen Glikol ini mengacu pada Patent US 2024/0199514 A1, dimana metode proses yang digunakan adalah hidrogenolisis senyawa gliserol dan…
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- xiv, 112 hlm.; ilus.; 29 cm
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- T1607852024
PENERAPAN METODE SUPERVISED LEARNING DAN TEKNIK RESAMPLING UNTUK PREDIKSI PEN…
Financial transaction fraud can result in devastating consequences for the stability of companies, as well as huge losses for shareholders, the industry, and even the market as a whole. As fraud in financial transactions increases, there is a need for effective methods to accurately detect and prevent fraudulent activities. This study aims to compare the performance of five machine learning mod…
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- xix. 44 hlm.; ilus.; 29 cm
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- T1629122024
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
STUDI EKSPERIMENTAL KINERJA TURBIN ANGIN DENGAN EMPAT SUDU GABUNGAN SAVONIUS-…
Fossil energy has three main weakness which are the source in nature are limited, can cause damage to the environment during the process of exploration and production, as well can cause gobal warming from the gas it produces as the result of the combustion. Renewable energy can be used as an altemative energy to replace fossil energy, in this case wind energy can be gained using the wind turbin…
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- xxiii, 60 hlm. : ilus. ; tab. ; 28 cm
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- T1489652017
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
PRA RENCANA PABRIK PEMBUATAN 1,3-BUTADIENA DARI 2,3-BUTANEDIOL KAPASITAS 100.…
Pabrik pembuatan 1,3-butadiena dari 2,3-butanediol dengan kapasitas produksi 100.000 ton/tahun ini direncanakan berdiri pada tahun 2030 di Daerah Cikande, Kabupaten Serang, Provinsi Banten. yang diperkirakan memiliki luas area sebesar 2,5 Ha. Proses pembuatan 1,3-butadiena ini mengacu pada Patent US 9,884,800 B2 dengan proses reaksi Reaksi Dehidrasi bahan baku berupa 2,3-Butanediol dibantu deng…
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- viii, 61 hlm.; ilus., tab.; 29 cm
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- T1668832024
ANALISIS SORPTIVITY LIGHTWEIGHT CONCRETE DENGAN VARIASI RASIO SEMEN DAN GLASS…
Lightweight concrete is a type of concrete that can handle optimal design because cost, time, and quality are always the main concerns in construction. Foam concrete is one type of lightweight concrete that can reduce construction costs through waste minimization The materials used in this research are cement, glass powder, foam agent, and water. This research uses glass powder as a substitute …
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- xix, 64 hlm.; ilus.; 29 cm
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- T1418482024
ANALISIS WATER COOLING SYSTEM UNTUK MENURUNKAN TEMPERATURE LOSSES PADA PANEL …
To improve the performance and efficiency of solar panels, a cold water system can help, especially in cloudy or high temperature weather conditions. Tests show that the system can consistently lower the operating temperature of the solar panels, dropping 7.6°C in sunny weather and 6.6°C in cloudy weather. In sunny conditions, a relatively small increase in efficiency (1.07%) occurs because t…
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- viii, 16 hlm.; tab.; 28 cm.
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- T1668292024
KAJI EKSPERIMETAL PERFORMANSI ALAT PENGERING IKAN BERBASIS PANEL SURYA
The great potential of fisheries in Indonesia and the problem of post-harvest fish preservation, especially to maintain quality and extend shelf life. So that conventional drying methods with sunlight have limitations because they depend on the weather. Therefore, this study aims to design and test a more efficient and sustainable solar-based fish dryer, in order to overcome the limitations of …
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- xviii, 60 hlm.; tab.; 29 cm.
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- T1668492024
ANALISIS SIFAT TERMOFISIK DAN STABILITAS NANOFLUIDA TiO2 – MWCNT / AQUADES …
Nanofluids are a classification of heat transfer fluids that are engineered suspension nanoparticles (1-100 nm) dispersed in a fluid. Nanofluids are defined as fluids containing nanoparticles, i.e. nanometre-sized particles. The nanofluid preparation process includes the use of the number of volume fractions, the mixture ratio of nanoparticles to be used, the stirring time, and the time duratio…
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- xvi, 113 hlm.: ilus., tab.; 29 cm
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- T1668562024
PERANCANGAN ALAT PENGERING KEMPLANG PORTABEL MULTIFUNGSI
Crackers and fish crackers are traditional foods of the people of South Sumatra. The problem faced is that the drying process is still conventional, namely utilizing direct sunlight which tends to be unstable and changing. This study aims to produce a multifunctional portable kemplang dryer (solar and electric) that can dry kemplang faster, hygienically, and with quality. The stages of the rese…
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- xx, 60 hlm.: ilus., tab.; 29 cm
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- T1668242025
ANALISA PENGARUH PELAT ALUMUNIUM BERGELOMBANG SINUSOIDAL BERLUBANG TERHADAP E…
Energi baru terbarukan seperti energi surya adalah hal yang potensial di Indonesia karena keadaan geografis yang terletak di garis khatulistiwa. Pemanfaatan energi ini dapat dilakukan dengan menggunakan panel photovoltaic (PV). Namun, radiasi berlebih dan suhu lingkungan yang tinggi akibat penyinaran tersebut menyebabkan tingginya suhu permukaan panel PV yang menyebabkan kinerja panel menurun. …
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- xiii, 133 hlm.: Ilus., tab.; 29 cm
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- T1598282024
ANALISIS KEBUTUHAN BIORETENSI SEBAGAI UPAYA PENGENDALIAN GENANGAN AIR DI PERU…
Perum BULOG plays a role in maintaining the stability of rice supply and prices through the SPHP Program. In Palembang City, the increasing population and the impact of El Niño have led to a surge in rice demand, which has been addressed through the "Rumah Pangan Kita" (RPK) Program. From May to October 2023, a total of 774,600 kg of SPHP rice was distributed through 182 RPK partners. Prospect…
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- xvii, 62 hlm., ilus., tab.; 29 cm
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- T1744292025
KLASIFIKASI TUBERKULOSIS PADA CITRA CHEST X-RAY MENGGUNAKAN CONVOLUTIONAL NEU…
Tuberculosis is still one of the infectious diseases that causes high mortality rates worldwide. Early detection using Chest X-Ray images is very important in the effort to treat this disease. However, manual interpretation of X-ray results performed by doctors can cause differences in diagnosis. This study aims to classify tuberculosis in Chest X-Ray images by implementing three Convolutional …
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- xiv, 64 hlm., ilus., tab.; 29 cm
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- T1750112025
ANALISIS RISIKO KESELAMATAN DAN KESEHATAN KERJA PADA PROYEK PEMBANGUNAN GEDUN…
Occupational Safety and Health (OSH) is a critical aspect in the execution of construction projects, particularly large-scale endeavors such as the development of the Pulmonary Building at RSUD Siti Fatimah in Palembang. The high incidence of workplace accidents in Indonesia's construction sector, accounting for approximately 30% of total national cases in 2023, underscores the persistent chall…
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- viii, 76 hlm.; ilus.; 29 cm.
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- T1749312025
PENILAIAN KINERJA BANGUNAN GEDUNG HIJAU BERDASARKAN PERMEN PUPR NO. 21 TAHUN …
Sustainable development is linked to the social and economic order between generations, emphasizing the efficient utilization of recourse and environmental preservation. Infrastructure development in Indonesia is a crucial aspect in supporting economic growth and fulfilling the community’s rights. The approaching is the implementation of the green building concept, which is regulated in the P…
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- xiii, 67 hlm.; ill.; tab.; 29 cm.
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- T1749172025
ANALISIS PENERAPAN SISTEM MANAJEMEN KESELAMATAN DAN KESEHATAN KERJA(K3) PADA …
The implementation of an Occupational Safety and Health Management System (SMK3) is very important in construction projects to minimize the risk of work accidents and create a safe and productive work environment. This study aims to analyze the level of implementation of SMK3 and identify strategies to improve occupational safety in the construction project of the Lung Building of Siti Fatimah …
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- xi, 81 hlm.; ill.; tab.; 29 cm.
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- T1749712025
ANALISA KEKUATAN KOMPOSIT SANDWICH BERPENGUAT FIBERGLASS DENGAN CORE STYROFOA…
In recent years, the use of drones or unmanned aerial vehicles (UAVs) has significantly increased across various sectors, including military, agriculture, and industry. This growth is driven by technological advancements and decreasing production costs, making drones more accessible to a wide range of users. Currently, drones are being utilized as material transport vehicles in hard-to-reach co…
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- xii, 56 hlm.; ill.; tab.; 29 cm.
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- T1745792025
KAJIAN KECUKUPAN JENIS ALAT DAN MESIN PERTANIAN PRAPANEN DAN PASCAPANEN DI DE…
Agricultural mechanization is an important factor in increasing the productivity and efficiency of farming, especially in agrarian countries like Indonesia. However, the limited availability of agricultural tools and machinery (alsintan) is often an obstacle for farmers in optimizing agricultural activities. This study aims to assess the adequacy level of pre-harvest and post-harvest agricultur…
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- xiii, 81 hlm. : ilus. ; tab. ; 29 cm
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- T1735262025
ANALISIS STRUKTUR BAWAH (SUBSTRUCTURE) FLY OVER JALAN KI MAJA - RATU DIBALAU …
The substructure of fly over is the structure that located below the superstructures, serves to distribute all the style and the load acting on the top of the building to the ground. The building consists of abutment under the bridge, pillars and foundation. The analysis was performed using three-dimensional analysis taking into account the stresses and deformations that occur in the substructu…
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- xxi, 288 hlm. : ilus. ; tab. ; 28 cm
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- T1304582016
PENGARUH PENGGUNAAN CAMPURAN FLY ASH PADA TANAH GAMBUT YANG DIGUNAKAN SEBAGAI…
Tempat Pembuangan Akhir (TPA) merupakan tempat dimana sampah diisolasi secara aman agar tidak menimbulkan gangguan terhadap lingkungan sekitarnya. Provinsi Sumatera Selatan memiliki 16.533 km2 lahan gambut aktif yang sangat berpotensi sebagai penyuplai tanah gambut di daerah sekitarnya. Tanah gambut adalah tanah yang memiliki kandungan organik tinggi yang terjadi atas dekomposisi material tumbu…
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- xvii, 85 hlm. : ilus. ; tab. ; 28 cm
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- T1302142016
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
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