نتایج جستجو برای: 6 and 12 tonnages
تعداد نتایج: 17021959 فیلتر نتایج به سال:
steel industry is one of the most consumption of energy in the world, which is related to melting furnace which result environmental pollution. we calculate the energy consumption and capital cost of dust collectors of venturi scrubber (vs) and electrostatic precipitator (esp) which are connected to melting furnace in respect to industrial ecology for selection of appropriate dust collection sy...
Industrial growth and environmental damages, as two important indicators in sustainable development are followed by steel industry. This article leads industries to green industry. In this case, energy, material, capital consumption and environmental damages as sustainability patterns of environment have been investigated in three different dust collectors to select the most environmentally sui...
Long-span cable-stayed bridges are subjected to the risk of collision from passing ships. Conducting experimental study on and vessels is difficult due high cost limited space. In this paper, behavior a 1[Formula: see text]018-m long-span bridge ship collisions numerically studied. Finite element models entire ships established. Four different dead weight tonnages (DWT), namely, 2[Formula: text...
Game theory is a discipline that examines subjects such as negotiation, conflict and cooperation between individuals, organizations, companies by using mathematical models. interested in understanding interaction each other particular decisions made individuals their effects on individuals. The aim of the study to investigate maritime competitive environment where economic imbalances take place...
پلیمرهای ¬معدنی ¬دو بعدی جدید h2[{m(h2o)8m(h2o)7m(h2o)6}p2w18ce3o70(oh)( h2o)n].xh2o x = 24 and 29) (n = 1and 2) (m= la3+ and ce3+) ) از واکنش پلی اکسوآنیون ساندویچی نوع a [p2w18ce3o71(h2o)2]12-به عنوان بلوک ساختمانی و m(no3)3.6h2o (m = la3+ ce3+) درمحیط آبی تهیه و تعیین ساختار شدند. ساختار این ترکیبات شامل لایه های موجی شکل دو بعدی در صفــحه ac می باشند که بوسیله اتصال واحدهای ساختاری [m(h2o)8...
Hydrometallurgical processes for metal extraction are becoming more and popular as average ore grades declining huge tonnages of tailings recycle materials containing valuable metals being accumulated all around the world [...]
Primary metal production operates with large tonnages and takes advantage of economies scale. Metal recycled from low-value waste streams, competing in the same global market as primary production, will be more competitive by also taking up-scaling. However, an overview streams to see upscaling potential needs provided literature. In response, this study provides estimates copper, zinc, lead in...
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