Artikel dari Penerbit "Jurusan Teknik Mesin, Fakultas Teknik, Universitas Lampung"

Ditemukan 198 artikel.


Analisis Limit Momen Pipa Elbow dengan Beban In-Plane Bending

Oleh: Lubis, Asnawi

Pipe bends or elbows are of important component in a piping system. In addition to its function for changing the direction of piping due to layout restriction, an elbow can accommodate expansion because it is more flexible than an equivalent straight pipe with the same material and dimension. Howeve...

Sumber: MECHANICAL; Vol. 1 No. 1 (2010)

Studi Kekuatan Sambungan Las Baja AISI 1045 dengan Berbagai Metode Posisi Pengelasan

Oleh: ., Tarkono

Lingkup penggunaan teknik pengelasan dalam kontruksi sangat luas, meliputi perkapalan, jembatan, rangka baja, bejana tekan, pipa pesat, pipa saluran, kendaraan rel dan lain sebagainya. Selain untuk pembuatan, proses pengelasan juga digunakan untuk reparasi atau perbaikan. Posisi atau sikap pengelasa...

Sumber: MECHANICAL; Vol. 1 No. 1 (2010)

Effect of Cutting Parameter Variation on Drilling of AISI 1045: Experimental and Simulation

Oleh: Burhanuddin, Yanuar

This work is focused on the study of the effect of spindle speed and feed rate on the tool temperature distribution in the drilling of AISI-1045 steel. The e data were collected under different cutting conditions. The maximum tool temperature is predicted during the drilling using finite element sim...

Sumber: MECHANICAL; Vol. 1 No. 1 (2010)

Redesign of Pneumatic Piston Using Design for Manufacture and Assembly (DFMA) Technique

Oleh: ., Mustofa

Design for Manufacture and Assembly (DFMA) technique has been utilized intensively in industry for many years in order to increase the quality, decrease the cost and shorten the cycle time of a product. This  paper is a detail application of the technique in the pneumatic piston product. The redesi...

Sumber: MECHANICAL; Vol. 1 No. 1 (2010)

Pengujian Karakteristik Perpindahan Panas dan Penurunan Tekanan dari Sirip-Sirip Pin Diamond Susunan Segaris dalam Saluran Segiempat

Oleh: Istanto, Tri

This research was conducted to investigate the characteristics of heat transfer and pressure drop as well as the thermal performance of diamond pin fin array in the rectangular channel which air was passed through it as coolant fluid. The pin fins were arranged in inline manner. Dimension of base pl...

Sumber: MECHANICAL; Vol. 1 No. 1 (2010)

Studi Pengaruh Fraksi Volume dan Susunan Serat Terhadap Kekuatan Tarik dan Bending Komposit Resin Berpenguat Serat Rotan (Calamus Trachycoleus)

Oleh: Hestiawan, Hendri

       Use of natural fiber composite material started being developed in the manufacturing industry. Progress is due to the composite nature of the privilege of the composite itself, such as: has a low density, capable of biodegradable, recyclable, has good mechanical properties, and can be r...

Sumber: MECHANICAL; Vol. 5 No. 1 (2014)

Studi Potensi Pembangkit Listrik Tenaga Mikrohidro (PLTMH) pada PDAM Way Sekampung Kabupaten Pringsewu

Oleh: Sugiri, Agus

Electrical energy has become a part of our lives. Even, for some people has become the primary requirement that can’t be eliminated. This can affect the sources of energy used in the process of power generation. Therefore, the presence sources of renewable energy is needed to increase the energy s...

Sumber: MECHANICAL; Vol. 5 No. 1 (2014)

Identifikasi Nilai Kekasaran Permukaan pada Pemesinan Paduan Magnesium

Oleh: Ibrahim, Gusri Akhyar

The using of magnesium alloy, as alternative to iron and steel, is becoming more popular in the manufacturing industries. Magnesium and its alloys were classified as lighter material and also available in a quite large quantity in this world. Some of machined componens, included automotive and aeros...

Sumber: MECHANICAL; Vol. 5 No. 1 (2014)

Perancangan dan Pengujian Radiator Tester Skala Laboratorium yang Terintegrasi Pengatur Putaran Mesin dan Hembusan Angin (Regulator Wind Blower )

Oleh: Suudi, Ahmad

Cooling system in the engine functions as the protector of the machine by absorbing the heat. Heat engine is produced by fuel in the cylinder. The heat is deliberately created to generate energy, but it will cause excessive heat if it is left unchecked (over heating effect). In order to prevent over...

Sumber: MECHANICAL; Vol. 5 No. 1 (2014)

Implementasi Sistem Gasifikasi untuk Pengeringan Biji Kopi

Oleh: Hamni, Arinal

Sebagai salah satu daerah produksi kopi, Provinsi Lampung telah menjadi sentra pengelolaan kopi, yang terbentang sepanjang bukit barisan.  Dua kabupaten penghasil kopi adalah Kabupaten Lampung Barat dan Tanggamus, yang rata-rata produksinya mencapai 1,2 ton setiap 1 hektar lahan perkebunan Proses p...

Sumber: MECHANICAL; Vol. 5 No. 1 (2014)