نتایج جستجو برای: time development of scour depth
تعداد نتایج: 21355274 فیلتر نتایج به سال:
this study focuses on jane austens representation of her heroines in two of her novels: pride and prejudice, and mansfield park. i have concentrated only on a single idea: how jane austen takes her heroines through a course of psychogical reformation to which almost everything else in her novel is subsidiary. although i have discussed only pride and prejudice, we can trace austens carefully pla...
Scour is the number one cause of bridge failure in many parts world. Considering lack reliability existing empirical equations for scour depth estimation and complexity uncertainty as a physical phenomenon, it essential to develop more reliable solutions risk assessment. This study introduces novel AI approach early forecast based on real-time monitoring data obtained from sonar stage sensors i...
Local scouring in the downstream of hydraulic structures is one of the important issues in river and hydraulic engineering, which involves a lot of costs every year, so the prediction of the rate of scour is important in hydraulic design. Side weirs are the most important of hydraulic structures that are used in passing flow. This study investigate the scouring due to falling jet from side weir...
abstract this study aimed at investigating the impact of etymology strategy instruction on the development of vocabulary of iranian intermediate efl learners. etymology, knowledge of origin of words, roots, and affixes, has proved to be a controversial issue and a question of long debate with regard to its impact on the process of vocabulary learning. this study employed etymology strategy in ...
A local scour is the removal of bed material from around pier bridge. This considered a big problem and great concern for hydraulic engineers. They should find economic solutions this problem. The exaggerated bridge piers leads to many problems whole structure, such as stability that may lead bridge's destruction. paper aims verify depth different shapes uniform flow conditions than those done ...
It is known that woody debris in stream channels modifies morphology in many ways, ranging from scour of the bed to lateral migration of the channel over time. Since the occurrence of woody debris in streams results in a complex set of inter-related processes, it is useful to use controlled conditio ns in laborato ry experim ents to aid in the understan ding of thes e processe s. A flume study ...
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