Results 101 to 110 of about 25,846 (255)

Short-term power generation scheduling rules for cascade hydropower stations based on hybrid algorithm

open access: yesWater Science and Engineering, 2012
Power generation dispatching is a large complex system problem with multi-dimensional and nonlinear characteristics. A mathematical model was established based on the principle of reservoir operation. A large quantity of optimal scheduling processes were
Wei Xie   +3 more
doaj   +1 more source

Optimal scheduling for wind-solar-hydro hybrid generation system with cascade hydropower considering regulation energy storage requirements

open access: yesJournal of Physics: Conference Series
Large-scale integration of renewable energy into the grid can lead to significant changes in the net load, peak-to-valley difference, peak and valley occurrence time of the power system.
Yuanyuan Liu, Pengcheng Guo, Hao Zhang
semanticscholar   +1 more source

Influence of human pressures on large river structure and function [PDF]

open access: yes, 2009
A large river study was conducted as part of the Cross Departmental Research Pool (CDRP) ecological integrity project to (i) provide an overview of the macroinvertebrate faunas of large rivers, including those in deep-water habitats, and (ii) to ...
Clapcott, Joanne E.   +2 more
core   +1 more source

Water discharge and sediment flux changes in the Lower Mekong River

open access: yes, 2005
International audienceThe Lower Mekong River has witnessed extremely low water levels over the past few years. There is speculation that the changes are a consequence of the construction and operation of the Chinese cascade dams in the upper part of the ...
Lu, X. X., Siew, R. Y.
core   +1 more source

THE DEGREE OF SILTING AND THE IMPACT ON ALLUVIAL DEPOSITS IN THE RIVER BEDS OF BISTRIŢA RIVER BASIN [PDF]

open access: yes, 2014
Since 1960 the Bistriţa River basin came under the profound influence of anthropic incidence. This river basin represents a pattern of use for hydropower potential: reservoirs (9); channels (61 km); water dams; transfers of flows; protection structures ...
COJOC MARIA GEANINA   +2 more
core  

The Contribution of Renewable Energy to a Sustainable Energy System [PDF]

open access: yes, 2005
This report provides an overview of the main results from the scenarios analysed in the CASCADE MINTS project to assess the role of renewables in solving global and European en-ergy and environmental issues.
Keppo, I.   +4 more
core  

Water-Sediment Variation and Characteristics of Erosion and Deposition in Baihetan Reservoir Area [PDF]

open access: yes长江科学院院报
[Objective] This study aims to investigate the dramatic changes in water-sediment processes within the Jinsha River reservoir area following the impoundment and operation of the Wudongde and Baihetan cascade hydropower stations.
LUO Gang, XIAO Xiao, WU Di, JISHA Ri-fu, LU Jun
doaj   +1 more source

The Three Gorges Dam Project in China : history and consequences [PDF]

open access: yes, 2006
Després de diverses dècades de planificació i deliberacions, l’embassament de les Tres Gorges (Sanxia Daba,), al curs alt del riu Iang-Tsé (Xina Central), és a punt de completar-se.
Ponseti, Marta, López-Pujol, Jordi
core  

Identifying Key Factors of Calculated Inflow-Outflow Imbalance of Three Gorges-Gezhouba Dams [PDF]

open access: yes长江科学院院报
[Objective] Numerous influencing factors contribute to the imbalance between the calculated inflow and outflow discharges in the reach between the Three Gorges and Gezhouba Dams.
HE Yan-zhi, ZHOU Tao, XU Ji-jun, XU Yang, REN Yu-feng, LIU Ya-xin, WANG Yong-qiang, DONG Zeng-chuan
doaj   +1 more source

Inventory of water storage types in the Blue Nile and Volta River Basins [PDF]

open access: yes
Water storage / River basins / Reservoirs / Ponds / Tanks / Groundwater / Soil moisture ...
Johnston, Robyn M., McCartney, Matthew
core  

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