On the crack propagation modeling of hydraulic fracturing by a hybridized displacement discontinuity/boundary collocation method
1. On the crack propagation modeling of hydraulic fracturing by a hybridized displacement discontinuity/boundary collocation method

M. Behnia; K. Goshtasbi; M. Fatehi Marji; A. Golshani

Volume 2, Issue 1 , Winter 2011

Abstract
  Numerical methods such as boundary element and finite element methods are widely used for the stress analysis in solid mechanics. This study presents boundary element method based on ...  Read More
Pollution problems in the metallurgical industry: A review
2. Pollution problems in the metallurgical industry: A review

F. Habashi

Volume 2, Issue 1 , Winter 2011, Pages 17-26

Abstract
  Processing of minerals and production of metals has increased greatly in recent years. As a result, the quantities of waste material and pollutants have also increased. In many cases ...  Read More
Application of SPI for Modeling energy consumption in Sarcheshmeh SAG and ball mills
3. Application of SPI for Modeling energy consumption in Sarcheshmeh SAG and ball mills

M. Jahani; M. Noaparast; A. Farzanegan; G. Langarizadeh

Volume 2, Issue 1 , Winter 2011

Abstract
  In this research, the efficiency of the comminution circuit as well as the efficiency of size classification equipment of the concentrator plant 2 of Sarcheshmeh copper complex was ...  Read More
Support vector regression for prediction of gas reservoirs permeability
4. Support vector regression for prediction of gas reservoirs permeability

R. Gholami; A. Moradzadeh

Volume 2, Issue 1 , Winter 2011

Abstract
  Reservoir permeability is a critical parameter for characterization of the hydrocarbon reservoirs. In fact, determination of permeability is a crucial task in reserve estimation, production ...  Read More
Developing a method for identification of net zones using log data and diffusivity equation
5. Developing a method for identification of net zones using log data and diffusivity equation

P. Masoudi; B. Tokhmechi; A. Zahedi; M. Ansari Jafari

Volume 2, Issue 1 , Winter 2011

Abstract
  Distinguishing productive zones of a drilled oil well plays a very important role for petroleum engineers to decide where to perforate to produce oil. Conventionally, net pay zones ...  Read More
Processing of Alborz Markazi coal tailings using column flotation
6. Processing of Alborz Markazi coal tailings using column flotation

Z. Bahri; S.Z. Shafaei; M. Karamoozian

Volume 2, Issue 1 , Winter 2011

Abstract
  Investigations were carried out on coal tailings by conventional cell and column flotation techniques. Tests were conducted to assess processing coal tailings of Alborz Markazi coal ...  Read More
The use of analytic hierarchy process in the selection of suitable excavation machine for Dez - Qomroud water conveyance tunnel (lot 1&2), Iran
7. The use of analytic hierarchy process in the selection of suitable excavation machine for Dez - Qomroud water conveyance tunnel (lot 1&2), Iran

M. Ataei; S.R. Torabi; B. Alizadeh Sevary

Volume 2, Issue 1 , Winter 2011

Abstract
  Qomroud water conveyance tunnel (lot 1&2) with the length of 16 kilometers is considered as one of the greatest development and national projects in Iran. Since about 2 kilometers of ...  Read More