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UJI FATIK LENGKUNG DARI MATERIAL KUNINGAN YANG MENDAPATKAN PERLAKUAN PANAS AN…
Kuningan merupakan paduan tembaga dan seng yang banyak digunakan dalam industri otomotif, kelistrikan, dan manufaktur karena memiliki sifat mekanik yang baik serta ketahanan terhadap korosi. Namun, material ini rentan mengalami kegagalan akibat beban berulang atau fatik. Penelitian ini bertujuan menganalisis pengaruh perlakuan panas Uji Fatik Lengkung dari Material Kuningan yang Mendapatkan ter…
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- xxix, 59 hlm.; ilus.; 29 cm
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- T1932782026
ANALISIS KARAKTERISTIK MEMBRAN BERBAHAN POLYETHERSULFONE (PES) DENGAN PENAMBA…
Air merupakan sumber daya vital yang ketersediaannya semakin terancam oleh polusi limbah domestik dan industri. Oleh karena itu, diperlukan teknologi pengolahan yang efektif dan efisien. Studi ini bertujuan untuk menganalisis karakteristik membran Polyethersulfone (PES) yang diinkorporasi dengan perak nitrat (AgNO₃) untuk aplikasi pengolahan air bersih. Membran disiapkan menggunakan 15 wt% PE…
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- xvii, 39 hlm.; ilus.; 29 cm
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- T1934722026
STUDI SIFAT MEKANIK ALUMINIUM MATRIX KOMPOSIT DENGAN PENAMBAHAN SILICONE CARB…
Aluminum matrix composite (AMC) is an engineering material developed to improve the mechanical properties of recycled aluminum through the addition of reinforcing particles. This study aims to analyze the effect of the addition of Silicon Carbide (SiC) at 3 wt% and Rice Husk Ash (RHA) at 2 wt%, 4 wt%, and 6 wt% on the hardness, impact toughness, and microstructure of aluminum scrap using the st…
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- xv, 45 hlm.; ilus.; 29 cm
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- T1932812026
PENGARUH PERLAKUAN PANAS TERHADAP TRANSFORMASI FASA Ti-6Al-4V GRADE 23 HASIL …
Ti-6Al-4V Grade 23 is a biomaterial widely used for implant applications due to its high strength, good corrosion resistance, and excellent biocompatibility. The Selective Laser Melting (SLM) process produces a martensitic α′ microstructure with high residual stress, which requires heat treatment to improve microstructural stability and material properties. This study aims to analyze the eff…
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- xxix, 70 hlm.; ilus.; tab.; 29 cm.
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- T1931882026
ANALISIS KEKERASAN MIKRO DAN STRUKTUR MIKRO TI-6AL-4V GRADE 23 PADA PROSES SE…
This study aims to analyze the effect of Selective Laser Melting (SLM) process parameters on the microhardness and microstructure of Ti-6Al-4V Grade 23 titanium alloy. This material is widely used in biomedical and aerospace applications due to its high strength-to-weight ratio, good corrosion resistance, and excellent biocompatibility. However, laser-based additive manufacturing processes ofte…
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- xxvii, hlm.; ilus.; tab.; 29 cm.
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- T1931742025
ANALISIS PENGARUH PARAMETER SELECTIVE LASER MELTING TERHADAP SIFAT MEKANIK PA…
This study investigates the effect of Selective Laser Melting (SLM) process parameters on the mechanical properties of Ti-6Al-4V Grade 23, a material widely used in biomedical applications, particularly medical implants. The advancement of additive manufacturing technology has enabled the fabrication of personalized prostheses with complex geometries tailored to individual needs. Selective Lase…
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- xxv, 62 hlm.; ilus.; tab.; 29 cm.
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- T1931542026
ANALISA SIFAT MEKANIS TERHADAP PENGELASAN PLAT TITANIUM ALLOY DENGAN METODE L…
Titanium alloys are widely used in aerospace, biomedical, and manufacturing industries due to their high strength-to-weight ratio and excellent corrosion resistance. However, welding titanium alloys remains challenging because of their high sensitivity to heat input, which significantly affects mechanical properties and microstructural characteristics. This study aims to analyze the effect of w…
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- xxix, 39 hlm.; ilus.; 29 cm
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- T1923012025
PERBANDINGAN BESARAN ENERGI AKTIVASI DAN TITIK LELEH DARI AA5052 DAN AA7075 D…
Aluminum alloys are widely used materials due to their good corrosion resistance and high strength-to-weight ratio. AA5052 and AA7075 are two types of aluminum alloys that differ in alloying elements and thermal properties. This study aims to analyze the activation energy and melting point of AA5052 and to compare the results with those of AA7075 using Thermogravimetric Analysis (TGA) and Diffe…
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- xiii, 94 hlm.; ilus.; 29 cm
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- T1916632025
EFEK KETEBALAN PLAT BAJA KARBON RENDAH SS-400 TERHADAP DISTORSI FILLET JOINT …
This study aims to analyze the effect of variations in the thickness of SS-400 low carbon steel plates on the distortion of fillet joints using the Shielded Metal Arc Welding (SMAW) method. Welding is a widely used method of joining metals, but it often causes distortion due to uneven heat distribution during the heating and cooling processes. The plate thickness variations used in this study w…
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- xv, 32 hlm.; ilus.; 29 cm
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- T1918832025
STUDI EKSPERIMENTAL PEMANAS AIR DENGAN MEMANFAATKAN UDARA PANAS OUTDOOR AC SP…
Peningkatan penggunaan Air Conditioner (AC) di daerah beriklim tropis seperti Indonesia menyebabkan pelepasan panas buang yang cukup besar ke lingkungan melalui unit outdoor. Panas buang tersebut umumnya tidak dimanfaatkan, meskipun memiliki potensi sebagai sumber energi alternatif. Penelitian ini menyajikan studi eksperimental sistem pemanas air dengan memanfaatkan udara panas dari unit outdoo…
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- xvi, 175 hlm.; ilus.; tab.; 29 cm.
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- T1915922025
PENGUJIAN TAR PADA PROSES GASIFIKASI UPDRAFT GASIFIER DENGAN GAS KELUAR DARI …
ar is a byproduct formed in the biomass gasification process due to the pyrolysis reaction of hydrocarbon compounds. The presence of tar in the gasification gas is a serious problem because it can clog the gas flow channel, reduce system efficiency, and disrupt the performance of advanced equipment. Therefore, efforts are needed to reduce the tar content to improve the quality of the gas produc…
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- xxiv, 91 hlm.; ilus.; tab.; 29 cm.
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- T1915962025
ANALISIS EKSPERIMENTAL KINERJA TURBIN ANGIN DARRIEUS NACA 0025 DENGAN TIGA SUDU
This study presents an experimental analysis of the performance of a three-bladed H-rotor Darrieus wind turbine employing a NACA 0025 airfoil, as an effort to develop a renewable energy–based power generation system suitable for low wind speed regions. The objective of this research is to examine the effect of wind speed variations on wind power, generator power output, and overall system eff…
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- xxi, 158 hlm.; ilus.; tab.; 29 cm.
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- T1914942025
PENGEMBANGAN SISTEM SORTIR OTOMATIS SAMPAH BOTOL PLASTIK DENGAN METODE DECISI…
Sampah plastik yang terus meningkat, khususnya jenis PET, HDPE, dan PP, menjadi permasalahan lingkungan serius karena proses daur ulang masih terkendala pada tahap pemilahan yang belum efisien dan akurat. Penelitian ini mengembangkan sistem sortir otomatis sampah botol plastik berbasis citra digital dengan metode Decision Tree guna meningkatkan akurasi, kecepatan, dan konsistensi proses pemilah…
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- x, 49 hlm.; ilus.; tab.; 29 cm.
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- T1914132025
ANALISIS ENERGI LISTRIK YANG DIHASILKAN OLEH PEMBANGKIT LISTRIK TENAGA MINI H…
Mini Hydropower Plants (MHP) are renewable energy systems that convert the potential energy of water into electrical energy through turbines and generators. This research was conducted at the Green Lahat Mini Hydropower Plant in South Sumatra to analyze the electrical energy produced and evaluate the influence of water discharge and net head variations on the generated output power. The researc…
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- xx, 54 hlm.; ilus.; tab.; 29 cm.
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- T1914912025
PENGARUH VARIASI LAMBUNG KAPAL TERHADAP RESISTANSI TOTAL MENGGUNAKAN SOFTWARE…
The hull form is one of the primary factors influencing the total resistance experienced by a vessel during operation. High resistance increases propulsion power requirements and fuel consumption, thereby reducing overall operational efficiency. This study aims to compare the total resistance of several monohull hull form variations and to identify the configuration that produces the lowest res…
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- xiii, 80 hlm.; ilus.; tab.; 29 cm
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- T1914182025
ANALISIS PARAMETER PEMOTONGAN TERHADAP DAYA PEMESINAN PADA PROSES FACE MILLIN…
The increasing electrical power consumption in the manufacturing industry necessitates the optimization of machining parameters to achieve higher efficiency and sustainability. Milling Process is one of the machining operations that requires relatively high power, in which cutting parameters directly influence the machining power consumption. This study aims to analyze the effects of cutting sp…
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- xvii, 41 hlm.; ilus.; tab.; 29 cm.
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- T1916012025
STUDI EKSPERIMENTAL KINERJA TURBIN ANGIN DARRIEUS DENGAN TIGA SUDU AIRFOIL NA…
Penelitian ini bertujuan untuk menganalisis kinerja turbin angin sumbu vertikal tipe Darrieus dengan konfigurasi tiga sudu menggunakan profil airfoil NACA 0015. Penelitian ini dilatarbelakangi oleh meningkatnya kebutuhan energi listrik serta keterbatasan bahan bakar fosil, sehingga diperlukan pengembangan sumber energi terbarukan yang berkelanjutan, khususnya energi angin. Indonesia memiliki po…
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- xvi.; 68 hlm.; ilus.; tab.; 29 cm.
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- T1915892025
ANALISA DISTORSI PADA SAMBUNGAN LAS SS400 DAN SS304 DENGAN SAMBUNGAN LAS TEE …
Two types of industrial metallic materials commonly used are SS400, which is a low-carbon steel with moderate strength, and SS304, which is an austenitic stainless steel characterized by high corrosion resistance and lower thermal conductivity. This study aims to analyze the magnitude of distortion, hardness distribution, and microstructural changes in dissimilar welded joints between SS400 and…
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- xvi, 107 hlm.; ilus.; 29 cm
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- T1913872025
STUDI SIFAT TERMOFISIK DAN STABILITAS NANOFLUIDA CuO-MWCNT/AQUADES-ETILEN GLIKOL
Nanofluids are fluids containing nano-sized particles and have the ability to improve heat transfer performance compared to conventional fluids. This study examines the thermophysical properties and stability of CuO–MWCNT hybrid nanofluids with a base fluid mixture of distilled water–ethylene glycol. Nanofluids were prepared using a two-step method with variations in volume fractions of 0.2…
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- xiii, 69 hlm.; ilus.; 29 cm
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- T1914362025
ANALISIS MEKANIKA KONTAK TERHADAP BANTALAN METAL ON PLASTIC PADA SENDI PINGGU…
Total Hip Arthroplasty (THA) adalah prosedur umum untuk mengatasi kerusakan sendi pinggul yang disebabkan oleh osteoartritis. Kinerja implan sendi pinggul dalam jangka waktu lama sangat bergantung pada mekanika kontak di permukaan artikulasi antara femoral head dan acetabular cup. Penelitian ini bertujuan mengevaluasi dampak mekanika kontak pada berbagai konfigurasi bantalan CoCrMo on UHMWPE da…
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- xv, 42 hlm.; ilus.; 29 cm
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- T1914162025
STUDI SIFAT TERMOFISIK DAN STABILITAS NANOFLUIDA AL2O3 – TiO2 / AQUADES –…
Nanofluids are engineered fluids developed by adding nanoparticles into base fluids to enhance heat transfer capabilities. The use of nanofluids is increasingly important in high-temperature industrial systems such as automotive, power generation, electronic cooling, and transportation, because conventional fluids such as water and ethylene glycol have limited thermal conductivity. This study a…
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- xiv, 165 hlm.; ilus.; 29 cm
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- T1914692025
METODE ENSEMBLE MACHINE LEARNING PREDIKSI KEKASARAN PERMUKAAN BAJA S45C PADA …
Surface roughness is a critical quality indicator in precision manufacturing industries due to its direct impact on fatigue resistance and tribological performance of machine components. This study aims to predict surface roughness (Ra) values in the CNC milling process of S45C steel using flood cooling by integrating Support Vector Regression (SVR) and Gaussian Process Regression (GPR) algorit…
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- xxx, 65 hlm.; ilus.; 29 cm
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- T1918192025
STUDI EKSPERIMENTAL KOMPARATIF PENGARUH JENIS LOYANG TERHADAP EFISIENSI TERMA…
Proses pemanggangan pada oven konvensional sangat bergantung pada distribusi panas di dalam ruang oven, yang dipengaruhi oleh desain loyang dan pengaturan ventilasi. Penelitian ini bertujuan untuk menganalisis dan membandingkan efisiensi termal antara loyang berlubang dan loyang biasa, menentukan kondisi ventilasi oven yang paling efektif, serta mengkaji hubungan antara desain loyang, pengatura…
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- xxix, 101 hlm.; ilus.; 29 cm
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- T1918622025
PENGUJIAN AWAL TAR PADA UPDRAFT GASIFIER DENGAN TIGA GAS KELUAR DARI ATAS, RE…
This study investigates the tar content in an updraft gasifier modified with three gas outlet channels, namely the upper channel, the reduction channel, and the combustion channel, using coconut shell biomass as the feedstock. The research is motivated by the large potential of biomass resources in Indonesia and the main drawback of updraft gasifiers, namely the high tar content, which can disr…
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- xix, 66 hlm.; ilus.; 29 cm
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- T1916612025
PENGARUH VARIASI KETEBALAN PELAT SS400 TERHADAP DISTORSI PADA T-JOINT MENGGUN…
Distortion is one of the main problems in welding processes that can lead to dimensional inaccuracies and reduced joint quality. Distortion occurs due to non-uniform heat distribution and the development of residual stresses during welding. This study aims to analyze the effect of SS400 low carbon steel plate thickness variation on distortion in T-joint welds using the Shielded Metal Arc Weldin…
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- xvi, 73 hlm.; ilus.; tab.; 29 cm.
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- T1908852025
ANALISIS KINERJA AKTUAL TURBIN ANGIN DARRIEUS TIPE-H ROTOR AIRFOIL NACA 0035
Increased demand for electrical energy and limited fossil fuel resources have driven the development of renewable energy, one of which is wind energy. Darrieus vertical axis wind turbines have the potential to be developed in Indonesia because they are capable of operating in variable wind conditions without requiring a wind direction guidance system. This study aims to analyze the actual perfo…
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- xxix, 62 hlm.; ilus.; 29 cm
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- T1917412025
ANALISIS KEKASARAN PERMUKAAN PADA PEMESINAN FREIS MENGGUNAKAN CAIRAN PEMOTONG…
This study aims to analyze the influence of machining parameters on surface roughness and to optimize the milling process using a machine learning approach. The machining process was conducted on AISI 1045 steel using the down milling method with a Minimum Quantity Lubrication (MQL) system based on coconut oil combined with Fe₃O₄ nanoparticles as a nano-cutting fluid. The machining paramete…
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- xxix, 107 hlm.; ilus.; 29 cm
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- T1915902025
PENGARUH PENAMBAHAN SURFAKTAN CETYL TRIMETHYL AMMONIUM BROMIDE (CTAB) TERHADA…
Penelitian ini bertujuan untuk menganalisis pengaruh penambahan surfaktan Cetyl Trimethyl Ammonium Bromide (CTAB) terhadap sifat termofisik dan stabilitas nanofluida hibrida berbasis Multi-Walled Carbon Nanotube (MWCNT)–Al₂O₃ dengan aquades sebagai fluida dasar. Nanofluida memiliki potensi besar dalam aplikasi perpindahan panas karena mampu meningkatkan kinerja termal dibandingkan fluida …
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- xxxi, 88 hlm.; ilus.; 29 cm
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- T1914392025
STUDI SIFAT TERMOFISIK DAN STABILITAS NANOFLUIDA CuO – Al2O3/AKUADES – ET…
Penelitian ini membahas studi sifat termofisik dan stabilitas nanofluida hibrida berbasis tembaga oksida (CuO) dan alumunium oksida (Al2O3) dengan fluida dasar campuran akuades dan etilen glikol. Latar belakang penelitian didasarkan pada keterbatasan fluida konvensional dalam memenuhi kebutuhan sistem perpindahan panas modern, sehingga diperlukan fluida alternatif dengan kinerja termal yang leb…
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- xxix, 78 hlm.; ilus.; 29 cm
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- T1914482025
PENGARUH PENAMBAHAN SURFAKTAN SODIUM DODECYL SULFATE (SDS) TERHADAP SIFAT TER…
Penelitian ini bertujuan untuk menganalisis secara mendalam mengenai pengaruh penambahan surfaktan Sodium Dodecyl Sulfate (SDS) terhadap karakteristik termofisik, yang meliputi parameter densitas dan viskositas, serta tingkat stabilitas suspensi pada nanofluida hibrida MWCNT – TiO2 berbahan dasar akuades. Metodologi eksperimental yang diterapkan dalam studi ini berbasis pada desain parameter …
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- xxv, 89 hlm.; ilus.; 29 cm
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- T1914562025
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