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Artikel Jurnal
MODEL 3D IMPLAN LUTUT FEMUR DARI REKONSTRUKSI TULANG LUTUT DENGAN METODE REVERSE ENGINEERING BERBANTUAN PEMINDAI CT-SCAN
As a person ages, usually after age 50, knee joint bone damage caused by osteoarthritis can occur. It is to cause pain in the knee joint so that its function moves abnormally. The knee joint bone damage could be replaced with a prosthesis (Total Knee Replacement, TKR) to restore the knee joint's…
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Artikel Jurnal
PEMILIHAN JENIS AIRFOIL MOHINDER UNNES MENGGUNAKAN METODE ANALYTICAL HIERARCHY PROCESS
An UAV (Unmanned Aerial Vehicle) is an aircraft without an onboard pilot that has several functions. Mohinder is one of the fixed-wing UAVs used for mapping and monitoring areas. Currently, the Mohinder UNNES is adopted from other UAVs by reduced-scale X-UAV Talon. There are differences between…
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Artikel Jurnal
DESIGN DAN PEMBUATAN PEMODELAN ENERGI HYBRID BERBASIS ENERGI MATAHARI DAN ENERGI HYDRO DENGAN BACK FLOW WATER SYSTEM
Hybrid power is a combination of two or more alternative energy sources to produce high-efficiency electrical energy under different load conditions. Hybrid energy research has been carried out through previous research, including combining solar and wind, solar and biomass, hydro, thermal, wind…
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Artikel Jurnal
ANALISA DISTRIBUSI KEKERASAN KOMPONEN MOVABLE PULLEY DRIVEN (MPDN) PADA TRANSMISI KENDARAAN
Transmission on the vehicle is very important component to ensure maximum power transfer from the engine to the wheels. The speed of four-wheeled vehicles is influenced by the transmission system used. Pulley is the component of continuous variable transmission (CVT) which is currently widely used…
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Artikel Jurnal
KARAKTERISASI LAPISAN OKSIDA HASIL ANODIZING PADA ALUMINIUM DENGAN VARIABEL WAKTU PENCELUPAN
Anodizing is an electrolytic coating process that converts aluminum into aluminum oxide. The anodizing process is widely used in the manufacturing industry, especially in automotive components. Its utilization has benefits such as resistance to scratches, ease of maintenance, and added decorative…
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Artikel Jurnal
ANALISA LIFEBOAT PLACEMENT EFFECTIVENESS TERHADAP PROSES EVAKUASI KAPAL PENUMPANG MENGGUNAKAN METODE AGENT BASED MODELLING SIMULATION
The study of “Lifeboat placement effectiveness” which was applied to the evacuation process of passenger ships should be based on the regulation of IMO MSC.1/Circ.1533. The analysis of the evacuation duration was important considering the high number of fatalities in shipping accidents based on…
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Artikel Jurnal
THERMAL CONDUCTIVITY OF PARTITION BOARD BY POLYMER COMPOSITE WITH FILLER EMPTY FRIUT BUNCHES FIBRES
Utilization and management of Empty Fruit Bunches (EFB) fibre continue to develop as the main ingredient and additional material used in various industrial products. The technological breakthrough targeted in this study is the developed EFB fibre as a filler in polymer composite partition boards…
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Artikel Jurnal
EFFECT OF A SCALED CANTILEVER BEAM ON NATURAL FREQUENCY
This paper deals with the scaling factor's effect on the cantilever beam's natural frequency. Scaling a prototype dimension will make it easier to manufacture and test the dynamic characteristics of structures with enormous sizes. Natural frequency is one of the essential parameters of the…
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Artikel Jurnal
OPTIMASI DESAIN SUDU TURBIN DENGAN PADUAN SAVONIUS DAN DARRIEUS UNTUK MENINGKATKAN DAYA
In this study, the effectiveness of the combination of the Savonius and Darrieus wind turbines was investigated, which is a vertical axis wind turbine. The aim is to determine the optimal blade design and analysis of the combined blade design compared to the stand-alone design. The method used is…
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Artikel Jurnal
EFEK LAJU PEMANASAN (HEATING RATE) TERHADAP DISTRIBUSI TEMPERATUR DAN KINERJA MODUL THERMOELECTRIC GENERATOR SP1848 SA
Thermoelectric Generator (TEG) is an energy conversion technology that converts heat energy into electrical. There are several factors that affect the performance of TEG, one of which is the heat source. This research will investigate the use of waste heat by varying the heating rate on the…
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Artikel Jurnal
INDUCED DRAFT FAN DOMINANT FREQUENCY DETECTION USING SHORT-TIME FOURIER TRANSFORM METHOD
Weak suction and large vibrations indicate an Induced Draft Fan (IDF) problem. The Fast Fourier Transform (FFT) method cannot be applied to non-stationary vibration signals. Therefore, this study aims to analyze non-stationary vibration signals for IDF vibration signals at start-up so that the…
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Artikel Jurnal
ANALISA PENGARUH SUHU PERLAKUAN PANAS TERHADAP PROPERTI MEKANIK KOMPOSIT AL-TIC 3% DENGAN METODE COOLING SLOPE SUDUT KEMIRINGAN 45°
On the industrial side, the selection of materials for a product produced by a company must be following the function and purpose of the product. There are many types of materials used by various companies in the manufacture of a product, one of which is aluminium. This study aims to determine the…
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Artikel Jurnal
ANALISA UNJUK KERJA GENERATOR SET BERBAHAN BAKAR BIOGAS DARI LIMBAH RUMAH MAKAN
Anaerobic digestion of biomass is a beneficial strategy for energy production as well as waste management system. Through the fermentation process, the sources of biomass such as domestic organic and restaurant wastes can be utilized to generate renewable energy. In this study, the biogas was…
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Artikel Jurnal
PENGGUNAAN MATERIAL 316L UNTUK GREEN-PART TEST PIECE DENGAN TEKNIK METAL INJECTION MOLDING
Material 316L is one type of iron with excellence corrosion resistant and was used in many industries. 316L is used as feed stock material for Green-part test piece which is a product of the Metal Injection Molding (MIM) process. The study showed, the manufacture of green part made from standard…
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Artikel Jurnal
SIMULASI NUMERIK DESAIN CRADDLE DECK DERMAGA KAPAL 150 GT
Cradle is a lifting tool used to transport ships. The innovation of the cradle design as a deck tool for transporting ships to the dock is a breakthrough to simplify the transportation process. Of course, in the design process, a method is needed to get a design that meets the standard. Numerical…
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Artikel Jurnal
STUDI EKSPERIMEN KINERJA SISTEM REFRIGERASI SETENGAH SIKLUS PADA KENDARAAN BERBAHAN BAKAR LPG
The Air Conditioning (AC) system is an important requirement for vehicle passengers to get thermal comfort. However, the AC system draws power from the engine to drive the compressor. Meanwhile, vehicles driven by Liquefied Petroleum Gas (LPG) provide decent cooling potential to assist the main air…
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Artikel Jurnal
ANALISIS PENGARUH CLEANING TUBING KONDENSOR TERHADAP PERFORMA SISTEM REFRIGERASI MESIN WATER COOLED CHILLER KAPASITAS 650TR
The condenser needs to be cleaned so that the performance of the heat exchanger can optimally. This research was conducted on a water cooled chiller machine with a capacity of 650TR and the type of refrigerant used is R134a to determine the performance of the machine after cleaning process. The…
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Artikel Jurnal
THE IMPACT STRENGTH AND CORROSION RATE OF THE GTAW WELDING TECHNIQUE ON AA5083 MATERIAL
The 5xx series of Aluminium has strong corrosion resistance, excellent weldability, and good cold workability and also medium strength. This series is being utilized extensively in marine building applications for the construction of Oil tankers, pressure vessels, offshore, ships and other vessels…
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Artikel Jurnal
KARAKTERISASI BIODIESEL PRODUK TRANSESTERIFIKASI MENGGUNAKAN VARIASI KECEPATAN SENTRIFUGASI PADA PROSES PEMISAHAN FAME
The biodiesel production by transesterification method has five stages, namely: (1) the preparation process; (2) the transesterification process, (3) the separation process, (4) the washing process; and (5) the drying process. Separation occurs independently using a split funnel and gravity force…
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Artikel Jurnal
PROSES PENGERINGAN NPK BERDASARKAN EVALUASI ROTARY DRYER DAN KADAR AIR NPK DI PT. PETROKIMIA GRESIK
Drying is an important process in the production of NPK fertilizers. The average NPK water content in August 2021 – January 2022 was 1.64%, still exceeding a good NPK water content of < 1.5%. The high NPK moisture content resulted that review are needed in drying process through rotary dryer…