سجاد افرائی - دانشگاه صنعتی امیرکبیر

Naser Badakhshan, Kourosh Shahriar, Sajjad Afraie, Ezzeddin Bakhtavar, "Optimization of transition from open-pit to underground mining considering environmental costs", RESOURCES POLICY, Vol. 95, Num. 105178, Page 0-0, June 2024,

Naser Badakhshan, Kourosh Shahriar, Sajjad Afraie, "Evaluation of Modern Haulage Systems Impacts on Mining Options", Journal of Mineral Resources Engineering, Vol. 9, Num. 2, Page 13-32, June 2024,

Naser Badakhshan, Kourosh Shahriar, Sajjad Afraie, "Determining the depth and time of optimum transition from open-pit to underground mining (case study: Songun copper mine)", , Vol. 18, Num. 61, Page 70-86, June 2024,

Naser Badakhshan, Kourosh Shahriar, Sajjad Afraie, Ezzeddin Bakhtavar, "Evaluating the impacts of the transition from open-pit to underground mining on sustainable development indexes", JOURNAL OF SUSTAINABLE MINING, Vol. 22, Num. 2, Page 0-0, July 2023,

Naser Badakhshan, Kourosh Shahriar, Sajjad Afraie, Ezzeddin Bakhtavar, "Determining the environmental costs of mining projects: A comprehensive quantitative assessment", RESOURCES POLICY, Vol. 82, Num. 103561, Page 0-0, April 2023,

مقالات کنفرانس

داده های ثبت شده در پورتال

Naser Badakhshan, Kourosh Shahriar, Sajjad Afraie, "Optimization the long-term production schedule in block caving mines by considering the opportunity cost in the conditions of grade and hang-up uncertainty ", Second International Conference for Students of Mining Engineering Geology and Metallurgy, January 2024

Naser Badakhshan, Kourosh Shahriar, Sajjad Afraie, "Optimization of the ultimate limit of underground mining using the neighborhood impact method (NIM) ", Eighth International Conference on Technology Development in Materials Engineering, Mining and Geology, July 2023

Naser Badakhshan, Kourosh Shahriar, Sajjad Afraie, "A review of the current and future conditions of combined open-pit and underground mining around the world ", Seventh International Conference on Technology Development in Materials Engineering, Mining and Geology, July 2023

Moein Maleknejad, Sajjad Afraie, S.Hasan Khoshrou, "Prediction of blast-induced fragmentations in Sarcheshmeh copper mine using support vector regression method ", 11th Iranian Mining Engineering Conference and 7th International Mine and Mining Industries Congress, May 2023

Naser Badakhshan, Kourosh Shahriar, Sajjad Afraie, "Evaluation the Impact of Mining Activities on Sustainable Development indexes (Case Study: Songun Copper Mine) ", 4th International Conference & 5th.national Conference on Civil Engineering, Architecture, art and Urban Design, March 2022

Naser Badakhshan, Kourosh Shahriar, Sajjad Afraie, "Evaluation of effective factors in premature mine closure and selection of post-mining land uses ", 6th International Conference on Applied Researches in Science & Engineering, March 2022

دروس ارائه شده

عنوان درس

توصیف درس

سرفصل ها

دوره درسی

Principles of Mine Design

Learning the technical points and considerations for designing surface and underground mines and carrying out practical projects

Spring 2024

Underground Mining

تبیین مبانی، ویژگی ها، شرایط کاربرد و دیگر موضوعات مرتبط با انواع روشهای استخراج در معادن زیرزمینی

Spring 2024

Intelligent Methods and Applications

Introduction to the concepts and fundaments of the supervised and unsupervised learning techniques, optimization algorithms, and Fuzzy logic

Spring 2024

Principles of Mine Design

Learning the technical points and considerations for designing surface and underground mines and carrying out practical projects

Fall 2023

Underground Mining

تبیین مبانی، ویژگی ها، شرایط کاربرد و دیگر موضوعات مرتبط با انواع روشهای استخراج در معادن زیرزمینی

Fall 2023

Operation Research

Introduction to the linear programming models and their solution methods

Fall 2023

Advanced Statistics and Probability

Introduction to the data analysis techniques including topics related to descriptive and inferential statistics, evaluation of data differences and associations, and prediction of values, trends, and labels of datasets

Fall 2023

Underground Mining

تبیین مبانی، ویژگی ها، شرایط کاربرد و دیگر موضوعات مرتبط با انواع روشهای استخراج در معادن زیرزمینی

Spring 2023

Operation Research

Introduction to the linear programming models and their solution methods

Spring 2023

Intelligent Methods and Applications

Introduction to the concepts and fundaments of the supervised and unsupervised learning techniques, optimization algorithms, and Fuzzy logic

Spring 2023