Number of Articles: 12
Effect of Possivity on The Mechanical Machined Surfaces
Volume 25, Issue 1 , March 2007, Page 1-8
Abstract
The object of this research is to study the passivity of parts surfaces produced from steel and its alloy. The study steps include, preparing specimens of low carbon steel ,with (dimension ... Read More ...Study of 2-D Laminar Flow In A pipe With A sudden Contraction of Cross Sectional Area
Volume 25, Issue 1 , March 2007, Page 1-8
Abstract
The paper presents a detailed numerical study of laminar flow in a pipe with sudden contraction in its cross sectional area. A computer program has been developed to analyze the laminar ... Read More ...Design Effect of The Welded Joints On Fatigue Strength For Low Carbon Steel Metal (ST- 52- 3)
Volume 25, Issue 1 , March 2007, Page 9-22
Abstract
The aim of the present research is to evaluate the best welded joints of types (V, VV, U,UU) and comparing them with the base metal type (ST-52-3) which is used in awide range at industry ... Read More ...Parametric Study On The Effect Of The Fiber Reinforced Polymer(FRP) Pad On The Stress Intensity Factor of A Cracked Pipe
Volume 25, Issue 1 , March 2007, Page 9-24
Abstract
In this paper the effect of using FRP bonded pad to reinforce damaged pipes subjected to internal pressure is investigated. Outer Longitudinal edge crack was simulated by using standard ... Read More ...Thermal Initiation of Methylmethacrylate by Methoxy–oxobis [N-(4-bromophenyl) Salicylideneiminato] Vanadium (V)
Volume 25, Issue 1 , March 2007, Page 26-36
Abstract
Methoxy – oxo - bis [N - (4-bromophenyl ) Salicylidene – iminato ] Vanadium (V) : [VO (Br C6 H4 N : C H O C6 H4 )2 OCH3 can initiate methylmethacrylate thermally at ... Read More ...Finite Element Analysis of the Rake Angle Effects on Residual Stresses in a Machined Layer
Volume 25, Issue 1 , March 2007, Page 36-48
Abstract
In this paper, a plane strain Finite Element Method is developed and applied to model and simulate the orthogonal metal cutting of (AISI 1045 St) with continuous chip formation. Seven ... Read More ...Electrical and Photovoltaic Properties of In-pSi Contact
Volume 25, Issue 1 , March 2007, Page 49-55
Abstract
In the present work, the electrical and photovoltaic properties of In-pSi contact were investigated for the first time. Two creditable methods were used to determine the value of barrier ... Read More ...NC Roughing Maching of Cavities Defined by Surface of Revolution Approach
Volume 25, Issue 1 , March 2007, Page 56-77
Abstract
In the NC roughing phase of cavities, process planar needs to find the machining layers as well as the feasible cutters for these layers. This Paper deals with the issues of Cavity ... Read More ...Mixed Convection in The Entry Region of a Vertical Annulus with a Constant Temperature Rotating Inner Cylinder
Volume 25, Issue 1 , March 2007, Page 78-96
Abstract
Laminar air flow combined convection in a vertical annulus with a constant temperature rotating inner cylinder is treated on the basis of a developing flow model, and the basic differential ... Read More ...Effect Of Solid Catalyst On Bubble Rise Velocity And Gas- Drift Flux In Three-Phase-Columns
Volume 25, Issue 1 , March 2007, Page 97-102
Abstract
The bubble rise velocity and drift flux were measured in 0.051 m i.d glass column with ethanol as the liquid phase, cobalt catalyst as the solid phase in concentration varying from ... Read More ...Early Manufacturing Cost Estimate For Mechanical Parts
Volume 25, Issue 1 , March 2007, Page 103-116
Abstract
In manufacturing environment cost estimates process is made in all stages of product development from research to final product. Good estimating techniques and procedures are necessary ... Read More ...Grillage Analysis of Plates for Vibration and Stability
Volume 25, Issue 1 , March 2007, Page 117-131