نتایج جستجو برای: earth filled polrood dam

تعداد نتایج: 150792  

2014
Desirée D. Tullos Debra S. Finn Cara Walter Maharaj K. Pandit

Dams are known to impact river channels and ecosystems, both during their lifetime and in their decommissioning. In this study, we applied a before-after-control-impact design associated with two small dam removals to investigate abiotic and biotic recovery trajectories from both the elimination of the press disturbance associated with the presence of dams and the introduction of a pulse distur...

2002
Endi Zhai Wolfgang Roth Ethan Dawson Craig Davis

Equivalent-linear analysis of earth dams with QUAD4 is a state-of-practice approach which incorporates a cumulative level of knowledge in soil dynamics that is still used today in many organizations. Nevertheless, today’s availability of more advanced nonlinear effective-stress analysis tools has improved significantly our estimates of shaking-induced permanent deformations of earth structures....

Journal: :E3S web of conferences 2021

Dam is set in large hydropower station. Cushion pool built behind the dam for flood discharge and energy dissipation of reservoir. Operation some time, dewatering structure safety which study, then cushion filled. Temporary dewater filled system used by previous engineer, but arranged controlled hard. Based on need filling, an example Baihetan station, necessity feasibility are study. Then a pe...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تهران 1386

چکیده ندارد.

A Delvarinejad, A Kaman bedast H Hasonizadeh

Analysis of seepage and stability is considered as an important case in designing which today, withadvanced numeric software acceptable results will be obtained before and after Construction. In thepresent study, the behavior of earth dam against effective factors was investigated by softwareAnsys12. The studied dam is Maroun soil dam, which is located in 19Km north of Behbehan andconstructed o...

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