Exergy analysis is the first step in optimizing a system by knowing the level of efficiency and the irreversibility value of a component, involving the first law and second law of thermodynamics so…
Cases of bone damage due to disease, incidence, or age factor is increasing increases, the demand for bone implants also increases. Limited bone donors and expensive synthetic materials are no long…
Kendaraan dinilai memiliki peran penting terhadap pertumbuhan ekonomi suatu wilayah. Oleh karena itu, upaya dalam pengembangan industri kendaraan terus dilakukan seperti dengan meningkatkan kinerja…
In the modern era as it is today, the advancement of technology is growing rapidly, these technological advances are no longer just in the electronics field. Along with the development of science, …
Radiator merupakan alat heat exchanger yang terdapat pada kendaraan yang digunakan untuk mendinginkan fluida pendingin (coolant) yang berfungsi sebagai penyerap panas yang berasal dari mesin untuk …
Vehicles are the main sector that is a supporting factor for the growth of the economy in a country. As the number of vehicles increases, the amount of fossil energy used will also increase. The wa…
Konveksi merupakan proses perpindahan energi kerja gabungan antara konduksi panas, penyimpanan energi, dan gerakan mencampur. Konveksi yang disebabkan oleh suatu alat dari luar seperti pompa sebaga…
Ketergantungan masyarakat pada plastik menyebabkan penumpukkan sampah plastik yang berlebih terutama ketergantungan plastik jenis LDPE yang salah satunya kantong kresek sebagai alat bantu membawa b…
The manufacturing process using the 3D printing method is now growing very rapidly. This technology has the advantage of being able to create complex geometries from various types of materials rang…
The potential of renewable energy in Indonesia is so abundant that it is profitable and as a provision in realizing national energy security. However, the lack of use of NRE for electricity is due …
Dalam bidang industri banyak dijumpai produk dengan bahan baku aluminium yang mengakibatkan terdapat banyak limbah aluminium. Aluminium skrap yang telah mendapatkan perlakuan sebelumnya di olah kem…
Plastik adalah salah satu bahan pokok yang sangat sulit terurai atau terdekomposisi oleh tanah. Meningkatnya produksi plastik diakibatkan penggunaan plastik yang cenderung meningkat dan menyebabkan…
Peningkatan penggunaan plastik berdampak pada jumlah sampah plastik yang semakin banyak. Kementrian Lingkungan Hidup dan Kehutanan menyampaikan jumlah sampah yang tertimbun di Indonesia mencapai 17…
Aluminum alloy 7075 is aluminum which has the main composition of Al, Zn, Mg, Cu, and a small part plus other metals. To increase the ability of the material to withstand fatigue loads, heat treatm…
Arduino Uno R3 is a microcontroller development board based on the ATmega328P chip. Robots are mechanical devices capable of performing physical tasks, and automated devices whose systems are embed…
Pemanfaatan limbah batubara berupa Fly Ash yang dimanfaatkan menjadi bahan pembuatan komposit akan menekan angka limbah fly ash batubara. Metalurgi serbuk merupakan metode yang digunakan dengan kom…
Total intervertebral disc replacement using prosthesis is one of treatments for degenerative intervertebral disc. This prosthesis must accommodate loads from the lumbar spine. This research perform…
Nanofluids are liquid suspensions of nanoparticles with at least one of their principal dimensions smaller than 100nm. Al2O3 nanofluids with volume fractions of 0.1%, 0.3%, 0.5% have been successfu…
Plastic is something that cannot be separated from humans because the existence of plastic is very young to be found in everyday life. The existence of plastic waste is always increasing. An altern…
Gasifikasi adalah proses mengubah bahan bakar fosil atau nonfosil menjadi gas dan bahan kimia yang berguna. Penelitian ini menggunakan metode eksperimental dengan membuat alat uji untuk pengambilan…
Membran merupakan lapisan tipis yang berada diantara 2 fasa yang berfungsi sebagai pemisah yang selektif. Pembuatan membran pada 3 spesimen fraksi perbandingan oleh berat (wt%) perpaduan dan zat ad…
The use of fossil fuels such as petroleum and coal is increasingly reduced role both in the world and in Indonesia, this is due to fossil fuel is a source of energy that can not be renewed so that …
Spoiler is one of the important components in cars that affects aerodynamic phenomena in cars, functioning to increase downforce in cars to reduce the lifting force arising from high speeds. This s…
This paper presents an experimental study on a vertical axis wind turbine with pre-swirl augmented consisting of a concentric stator and rotor. The rotor is located in the inner region of the turbi…
Energy is an element obtained from natural resources and used to meet all the needs of living things, especially humans in their daily lives. Existing energy sources are reduced, especially fossil-…
Hydroxyapatite is one of the inorganic compounds that make up the hard tissue of the human body such as bones, teeth, dentin and so on. In this study, bovine bone was chosen as the base material fo…
Fatigue is a process of permanent progressive localized structural change in a material that occurs due to repeated stresses and strains below the acceptable stress limit for the material and at a …
Pembangkit Listrik Tenaga Uap (PLTU) merupakan salah satu pembangkit listrik paling utama di Indonesia yang menggunakan batubara sebagai bahan bakar, hal ini dikarenakan batubara mempunyai biaya pr…
This study discusses the fatigue resistance of leaf spring construction steel with repeated torsion loading. In this test, the leaf spring steel is stressed repeatedly in order to get the required …
The need for electrical energy in Indonesia increases in the future. Currently, Indonesia relies on fossil-based energy resources, such as crude oil and coal. These energy resources decrease from t…