نتایج جستجو برای: blast load

تعداد نتایج: 169821  

Journal: :journal of mining and environment 2015
h. mansouri m. a. ebrahimi farsangi

a linear superposition method was used for modeling the time history of the production blast vibrations and optimizing the blast sequence to reduce vibration levels in sar-cheshmeh copper mine, kerman, iran. a single-hole blast for modeling and two double-hole blasts with time delays of 25 and 65 ms between two holes for modeling validation were carried out. the generated vibrations were measur...

Journal: :The International Conference on Civil and Architecture Engineering 2012

Journal: :International Journal of Structural Stability and Dynamics 2017

Journal: :Engineering Structures 2021

• Structural response of reinforced concrete silos to blast loads. CONWEP and Coupled Eulerian – Lagrangian methods for load simulation. Nonlinear dynamic analysis with damage-based criteria. Strain rate material properties. Blast energy absorbed by the silos. Extensive research work has been conducted study structural behavior various static types; namely grain compression phases inside therma...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده مهندسی عمران 1391

امروزه خطر انفجار بر روی سازه ها به عنوان یک حادثه تصادفی یا عمل خرابکارانه رو به افزایش است. یکی از روش های ایمن سازی سازه ها در برابر بار انفجار استفاده از سازه های محافظ می باشد. دیوارهای محافظ بتن مسلح یکی از سازه های کارامد و متداول در مقابله با بارهای انفجاری می باشند. به دلیل هزینه بر و طاقت فرسا بودن تحقیقات آزمایشگاهی پدیده انفجار، مدل سازی های نرم افزاری و عددی یکی از روش های مطلوب و ...

Kambiz Kangarlou, Mohammad Hossein Lashkari, Mohammad Tafazzoli- Shadpour,

  Purpose: Since explosive blasts continue to cause casualties in both civil and military environments, there is a need for an understanding of the mechanisms of blast trauma at the human organ level, plus a more detailed predictive methodology. The primary goal of this research was to develop a finite element model capable of predicting primary blast injury to the lung so as to assist in the d...

A. Esmaeili Kalalagh P. Safapour S.M. Marandi

Air cooled blast furnace slag is a by product made of gradually air cooled molten blast furnace slag and is often stored in stockpiles near the iron mills and usually occupy a wide area around the iron mills. From this perspective the further use of these materials can have its own merits. Air cooled blast furnace slag can be used in asphalt mixtures because of their proper frictional propertie...

A linear superposition method was used for modeling the time history of the production blast vibrations and optimizing the blast sequence to reduce vibration levels in Sar-Cheshmeh copper mine, Kerman, Iran. A single-hole blast for modeling and two double-hole blasts with time delays of 25 and 65 ms between two holes for modeling validation were carried out. The generated vibrations were measur...

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