Artikel (198)
Abstrak Tulisan ini membahas studi awal interaksi antara pekerja dengan mesin cetak genteng dalam rangka rancang bangun kembali sistem cetakan genteng yang ergonomik bagi industri genteng di Pringsewu. Tujuan studi ini adalah untuk mendapatkan data awal mengenai kondisi fisik pekerja setelah mengop...
MECHANICAL; Vol. 3 No. 1 (2012) | 2012
Abstrak Prestrain adalah suatu gejala deformasi plastis yang terjadi pada material logam, dimana material yang mengalami beban tarik dengan besar tegangan yang terjadi di atas tegangan luluh (syield) dari material logam tersebut. Efek prestrain akan meningkatkan tegangan luluh dan tegangan tarik ma...
MECHANICAL; Vol. 3 No. 1 (2012) | 2012
Abstract Low pressure die casting is process to make the axi-simmetric product such as cylinder head, piston, brake drum and etc. The process is injected the molten metal with high speeds and pressure into a metallic die. The low pressure die casting process has some advantages as a low-cost and hi...
MECHANICAL; Vol. 3 No. 1 (2012) | 2012
Abstract Tests with the fluid flow pattern visualization kerosene (kerosene)-water through a pipe with a T-junction has been performed at the Laboratory of Fluid Mechanics, Faculty of Engineering, Gadjah Mada University. Tests performed on the test section of T-Junction with an angle of 90 ˚ and 2...
MECHANICAL; Vol. 3 No. 1 (2012) | 2012
Abstract Convective roof cooling operates using water as refrigerant. It consists in convection process pass through over the roof, thus decreasing the roof temperature. This system has a great potential to provide thermal comfort in places where roof temperature is low. However, thermal efficiency...
MECHANICAL; Vol. 3 No. 1 (2012) | 2012
Abstract The objective of the research is to investigate the effect of composition ratio of polyester as matrix and Aleurites moluccana willd particles on mechanical properties (hardness,flexure strength and tensile strength) of composite.This experimental research used Aleurites molucc...
MECHANICAL; Vol. 3 No. 1 (2012) | 2012
AbstractType of refrigerant the most recognized and the most used today in the vapor compression cycle is R-12 refrigerant (halocarbon group), which is technically quite good. The refrigerant also has low toxicity and low flammable. But, in the mid 1970’s known that chlorine has contained in the...
MECHANICAL; Vol. 3 No. 1 (2012) | 2012
Bolt extension as link which do not destroy connective by component at process unload tide used many in so many industrial area like at bridge construction, building construction and various appliance of engine tool. Usage of amount 3 (bolt fruit three) at 5 (standard hole five) at one particular ex...
MECHANICAL; Vol. 2 No. 2 (2011) | 2011
In order to decrease subsidy cost of kerosene consumption, Indonesian government right now proposes to convert kerosene to LPG. Consequently, the price of kerosene is expensive in society. LPG can be alternatively used as fuel for the petromax lamp. The use of LPG for the petromax lamp fuel is stron...
MECHANICAL; Vol. 2 No. 2 (2011) | 2011
This research is conducted to investigate failure behavior of welding structure in T-conjunctions type. Welding joint failures were analyzed by both experimental and finite element analysis (2D) approach in terms of stress intensity factor mode I (KI). The stress at the welding zone was strongly inf...
MECHANICAL; Vol. 2 No. 2 (2011) | 2011