نتایج جستجو برای: hydropower generation

تعداد نتایج: 358512  

2015
Benjamin T. Foster Jordan D. Kern Gregory W. Characklis

Variability in streamflows can lead to reduced generation from hydropower producers and result in reductions in revenues that can be financially disruptive. This link between hydrologic and financial uncertainties, and the possibility of increased hydrologic variability in the future, suggests that hydropower producers need to begin to consider new strategies and tools for managing these financ...

2016
Hajime Sasaki Liu Zhidong Ichiro Sakata

Hydropower has superior storage capacity and speedy response to meet sudden fluctuations in electricity demand. According to a recent estimate by International Energy Agency (IEA), its generation capacity could double by 2050. Nevertheless, no great picture of academic knowledge exists in relation to hydropower. This study was undertaken to reveal the academic landscape in this field by analysi...

Journal: :Anadolu University Journal of Science and Technology-A Applied Sciences and Engineering 2018

2013
Ying Zheng Xudong Fu Jiahua Wei

Effective utilization of scarce water resources has presented a significant challenge to respond to the needs created by rapid economic growth in China. In this study, the efficiency of the joint operation of the Three Gorges and Gezhouba cascade hydropower plants in terms of power generation was evaluated on the basis of a precise simulation-optimization technique. The joint operation conditio...

2016
Xiang Yu Hui Sun Hui Wang Zuhan Liu Jia Zhao Tianhui Zhou Hui Qin

Optimal operation of hydropower reservoir systems often needs to optimize multiple conflicting objectives simultaneously. The conflicting objectives result in a Pareto front, which is a set of non-dominated solutions. Non-dominated solutions cannot outperform each other on all the objectives. An optimization framework based on the multi-swarm comprehensive learning particle swarm optimization a...

Journal: :Ecological Chemistry and Engineering S 2014

Journal: :Scientific Reports 2021

Abstract Traditional hydropower generation is one of the most sustainable energy sources; however, local environmental impact hydroelectric dams and reservoirs serious, power requires high-cost turbines generators. Because these installations utilize gravitational potential massive volumes falling water, this sort unsuitable for ubiquitous, small-scale production. Here, we report that wetting e...

2013
Desiree D. Tullos

Support for low-carbon energy and opposition to new large dams encourages global development of small hydropower facilities. This support is manifested in national and international energy and development policies designed to incentivize growth in the small hydropower sector while curtailing large dam construction. However, the preference of small to large dams assumes, without justification, t...

2015
Paige Leuschner

Renewable energy is an important topic in China as the country experiences increased wealth and energy demand. Historically, hydropower has been a valuable source of renewable energy production in China, and will continue to be as the Chinese increase hydroelectric facilities by 2020. Using provincial level data from 1980-2010, this paper estimates the relationship between the percentage of hyd...

2012
João Luiz Boccia Brandão

Currently, studies on hydropower systems operations primarily focus on multiple uses of water, i.e., water resources exploitation and control systems to satisfy human needs and demands connected to economic and social activities. Focuses include power generation, urban and industrial water supply, irrigation, navigation, leisure and recreation-related uses, flood control and water pollution con...

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