investigation on local scour phenomenon downstream of impinging jets is very complicated. different parameters such as geometry of stream, characteristics of flow and sediments have great influences on the scour phenomenon. the present study is preceded to numerical modeling of scouring by impinging jet via ssiim 2 model founded on a physical model tests. the numerical model is calibrated for r...

Software engineering is a mature industry of human activity focused on the creation, deployment, marketing and maintenance software. The fundamental concepts are life cycle model; three main components phases - products, processes resources; methodologies for creating, deployment maintaining foun- dation technological advances that lead to new high performance products. As functionality product...

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