نتایج جستجو برای: optimum ratio

تعداد نتایج: 562639  

2009
E. E. A. ROUILLARD

This paper proposes a method by means of which it is possible to calculate the circulation and evaporation rates and thus optimise the design of pans. It is shown that when designing batch pans there is an optimum combination of tube length, diameter and circulation ratio to produce maximum circulation for a given graining volume and heating surface/volume ratio. Similarly when designing contin...

Journal: :journal of electrical and computer engineering innovations 2013
a. b. gorji b. zakeri

recently, time reversal (tr) method, due to its high functionality in heterogeneous media has been widely employed in microwave imaging (mi) applications. one of the applications turning into a great interest is through-wall microwave imaging (twmi). in this paper, tr method is applied to detect and localize a target obscured by a brick wall using a numerically generated data. regarding this, i...

Journal: :civil engineering infrastructures journal 0
hessamoddin meshkat razavi ph.d. candidate, department of civil engineering, faculty of engineering, ferdowsi university of mashhad, mashhad, iran hashem shariatmadar associated professor, department of civil engineering, faculty of engineering, ferdowsi university of mashhad, mashhad, iran

this study is investigated the optimum parameters for a tuned mass damper (tmd) under the seismic excitation. shuffled complex evolution (sce) is a meta-heuristic optimization method which is used to find the optimum damping and tuning frequency ratio for a tmd. the efficiency of the tmd is evaluated by decreasing the structural displacement dynamic magnification factor (ddmf) and acceleration ...

Journal: :Journal of the Korean Electrochemical Society 2011

Journal: : 2022

Background and Theoretical Foundations: Considering the existed uncertainty in fuel prices, a good risk management strategy is vital for shipping companies as other transport which are exposed to mentioned fluctuations. In this regards, article aimed calculate optimum hedging ratio ship terms of minimum risk. Methodology: To account non-constant structure return VAR-CCC model applied. After est...

Journal: :Engineering Science and Technology, an International Journal 2017

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