نتایج جستجو برای: dam engineering

تعداد نتایج: 275066  

Journal: :Energies 2022

Estimating the quantity of seepage through foundation and body a dam using proper health safety monitoring is critical to effective management disaster risk in reservoir downstream dam. In this study, deep learning model was constructed predict extent Pakistan’s Tarbela dam, world’s second largest clay rock The dataset included hydro-climatological, geophysical, engineering characteristics for ...

2015
Hubert Chanson John Z. Shi

Hydraulic engineering is the science of water in motion, and mainly dealing with the interactions between the flowing fluid and its surrounding environment. The technical challenges are huge [2]. The levels of complexity are closely linked with the variety of water systems, the broad range of relevant time and length scales, the variability of water systems from droughts to gigantic floods, the...

2004
Jianguo Wu Jianhui Huang Xingguo Han Xianming Gao Fangliang He Mingxi Jiang Zhigang Jiang Richard B Primack Zehao Shen

development throughout the world for thousands of years, providing water, controlling floods, irrigating crops, facilitating navigation, creating recreational opportunities, and generating motive power and electricity. By the end of the 20th century, about 45 000 large dams (>15 m in height) and an estimated 800 000 small dams had been built worldwide (WCD 2000), obstructing over 65% of fresh w...

Journal: :Sustainability 2022

The Sacachún commune in Ecuador currently faces a lack of water for its agricultural development; this reduces possibilities socio-economic development and causes migration to urban areas. This research proposes presa colinar (hill dam) design that uses ancestral knowledge classic engineering techniques promote use during the dry season semi-arid regions. methodology consisted of: (i) systemati...

Journal: :Science and Transport Progress. Bulletin of Dnipropetrovsk National University of Railway Transport 2022

Purpose. The work is aimed to determine the real location in space and conduct possible measurement of true geometric dimensions NPP cooling pond dam, especially its underwater part detect additional previously unaccounted factors that could affect these parameters, as well state entire structure general. Methodology. A comprehensive analysis all available materials about engineering surveys ge...

2011
Eleonora IBRAGIMOVA Monica PENA Mary Kathryn THOMPSON

The design and construction of water resource management systems, including tidal dams or barrages, requires careful planning, in part because of the engineering complexity associated with large civil works, and in part because they are situated within the much larger, complex coastal environment. The combined engineering and environmental complexities associated with these systems mean that fa...

Journal: :Science 2003
Jianguo Wu Jianhui Huang Xingguo Han Zongqiang Xie Xianming Gao

Habitat fragmentation is the primary cause of the loss of biodiversity and ecosystem services, but its underlying processes and mechanisms remain poorly understood. Studies of islands and insular terrestrial habitats are essential for improving our understanding of habitat fragmentation. We argue that the Three-Gorges Dam, the largest that humans have ever created, presents a unique grand-scale...

Journal: : 2023

Dam safety is an important issue as it directly influences environmental and life losses. Embankment material embankment core are factors that contribute to determining the size hydraulic characteristics of breach occurs due dam failure. The current topic present analysis impact materials properties on dimensions overtopping failure using 2D-HEC-RAS software with aid RAS-Mapper. was made by Dig...

Journal: :International Journal of Design & Nature and Ecodynamics 2022

The design of dams requires comprehensive studies to ensure the safety and feasibility these important engineering projects, as any possible failure case may lead considerable losses in human life properties. Specifically, analyses should be performed evaluate seepage, slope stability, soil liquefaction large earth dams. In this study, numerical modeling, based on finite element methods, was us...

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