نتایج جستجو برای: transport system

تعداد نتایج: 2451761  

homayun yousefi, mohammad haghighi, tahmores Hassangholi Pour,

In this paper, we are going to investigate the growth of the Iranian maritime transport with a focus mainly on the North - South transit Corridor, review of dry ports in order to support the Iranian container terminals at the south ports in order to increase the volume of container storages at the terminals. For the purpose of assessing the outcome of port operational management, the Balanced ...

A. Kaveh, M. Mashhadian, N. Shamsapour, R. Sheikholeslami,

This paper presents application of an improved Harmony Search (HS) technique and Charged System Search algorithm (CSS) to estimate transport energy demand in Iran, based on socio-economic indicators. The models are developed in two forms (exponential and linear) and applied to forecast transport energy demand in Iran. These models are developed to estimate the future energy demands based on pop...

ژورنال: سلامت کار ایران 2019

Background and aim: hazardous materials transport is one of the most important problems in developing countries. The accidents involving the fleet of hazardous materials transport can have irreparable consequences. The study was aimed to present safety performance assessment pattern of road trucks with risk assessment approach. Methods: This is a descriptive study. In this study, the Accidents...

رضایی آقامیرلو, محمدرضا, زالی, نادر, پور فتحی فرد, جواد,

With rising demand of urban travels, one of the main strategies to manage cities’ transport is enhancement the share of urban public transport. To increase the desirability of the use of public transport, various systems were designed and utilized. One of them is BRT. Immediate action was carried out in Tabriz Metropolis to use this system in the main street of the city leaded to disrupt the ur...

Journal: :روش های عددی در مهندسی (استقلال) 0
سید حسین پورتاکدوست و سیداحمد فاضل زاده حقیقی seid h. pourtakdoust s.a. fazelzadeh haghighi

guidance and control of aircraft in the landing phase imposes extra pilot work loads, hence application of automatic landing control systems is of great importance. in this study automatic landing control systems are introduced and an optimal landing control system is designed. the control system performance criteria are based on minimum control effort. the designed system is simulated for a tr...

Journal: :international journal of environmental research 0

transfer-transport of the waste is one of key functional elements in solid waste management from technical and financial viewpoint. unfortunately very few reach activities has been conducted in this field regarding local characteristic of phenomenon which urges undertaking local surveys and research projects. tehran organization of waste recycling and composting has decided to investigate diffe...

Journal: :international journal of environmental research 2015
n. daghighi a. h. n. chegini m. daliri d. hedayati

all experiments in this study were carried out in a flume which was located in the hydraulic laboratory of technical faculty in guilan university. the wave flume was 12 m long, 0.5 m wide, 0.5 m high and equipped with a wave-producing system and ultrasonic sensors. the objectives of current experimental study are to investigate sediment transport, bed formation and sustainability of sandy beach...

Journal: :iranian journal of ichthyology 0
soheil eagderi department of fisheries, faculty of natural resources, university of tehran, karaj, iran. dominique adriaens evolutionary morphology of vertebrates laboratory, department of biology, ghent university, k.l. ledeganckstraat 35, 9000 ghent, belgium

the head bones and relevant muscles are important elements composing the feeding and respiration apparatus and can be considered as highly important structures for giving rise to evolutionary specializations. the eels of the anguilloidei is a diverse group and structural diversity in their cranial musculoskeletal system is thus to be expected. ariosoma gilberti is a member of bathymyrinae (cong...

Journal: :international journal of nano dimension 0
a. jafari plasma physics research center, science and research branch, islamic azad university, tehran, iran. m. ghoranneviss plasma physics research center, science and research branch, islamic azad university, tehran, iran. m. r. hantehzadeh plasma physics research center, science and research branch, islamic azad university, tehran, iran.

disordered t-shaped graphene nanodevice (tgn) was designed and studied in this paper. we demonstrated the intrinsic transport properties of the tgn by using landauer approach. knowing the transmission probability of an electron the current through the system is obtained using landauer-buttiker formalism. the effects of single disorder on conductance, current and on the transport length scales a...

نخشب , مریم, وثوقی , الهام,

Background and purpose: Âppropriate transport of ill neonates to the tertiary level of Neonatal Ïntensive Çare Ünits (NÏÇÜs) is an important factor in their survival. Ïdentifying important factors in neonatal transport may have a major role in prognosis and survival rates of neonates. The present study was designed to assess the current situation and problems of ill neonates transport to the ...

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