Results 11 to 20 of about 18,779 (249)

TRENDS IN HYDROPOWER

open access: yesJournal of Energy : Energija, 2021
With a global focus on reducing carbon dioxide emissions, hydro power has come to the fore as an effective means of balancing other forms of electricity production from renewable sources (wind, photovoltaics and biomass). The role of hydropower in the modern mix of energy has led to favorable climatic conditions for development in the ...
Djelić, Vesko   +3 more
openaire   +2 more sources

Hydropower

open access: yes, 2022
AbstractHydropower is one of the oldest power generation technologies and the source of the largest power stations in the world. Despite a phenomenal rise of new renewable generation technologies, hydropower remains responsible for most of the renewable electricity generation around the globe.
Jonas Anshelm, Simon Haikola
  +4 more sources

The hydropower myth [PDF]

open access: yesEnvironmental Science and Pollution Research, 2019
Hydropower has come to be treated as synonymous with sustainable economic development by many in the development arena. This is despite the adverse ecological and sociological impacts being widely recognised by those outside of decision-making. The prevalence of this 'hydropower myth' simplifies the complex trade-offs involved within hydropower ...
openaire   +2 more sources

Research on Green Hydropower Evaluation Based on Improved Matter-Element Extension Model with Variable Weight

open access: yes四川大学学报. 自然科学版, 2021
Based on related researches on the index system and evaluation approache of green hydropower at home and abroad, with respect to the characteristics of cascade hydropower development environmental protection in river basin t and the life cycle management
GAO Ya-Qin, LIU Guo-Dong
doaj  

Small hydropower in Southern Africa – an overview of five countries in the region

open access: yesJournal of Energy in Southern Africa, 2017
This paper looks at the status of small hydropower in Lesotho, Mozambique, South Africa, Swaziland and Zimbabwe. For each country, an overview will be given of the electricity sector and the role of hydropower, the potential for small hydropower and the ...
Qim Jonker Klunne
doaj   +1 more source

Evaluating power grid model hydropower feasibility with a river operations model

open access: yesEnvironmental Research Letters, 2022
Production cost models (PCMs) simulate dispatch of generators across a large power grid and are used widely by planners to study the reliability of electricity supply.
T M Magee   +5 more
doaj   +1 more source

Optimal energy portfolio method for regulable hydropower plants under the spot market

open access: yesFrontiers in Energy Research, 2023
The energy allocation method for regulable hydropower plants under the spot market significantly impacts their income. The available studies generally draw on the Conditional Value-at-Risk (CVaR) approach, which typically assumes a fixed risk aversion ...
Guanpeng Lu   +4 more
doaj   +1 more source

Grey Wolf Algorithm in Coordinated Hydro and Wind Power Generation

open access: yes发电技术, 2018
Wind is stochastic that trouble the grid power balance and make wind curtailment occur. The wind power and hydropower could cooperate operation to reduce the influence of wind power fluctuation.
Xing LI, Xiuyuan YANG, Lijie WANG
doaj   +1 more source

Study on market mechanisms for participation of small-scale hydropower clusters in electricity energy and ancillary services [PDF]

open access: yesE3S Web of Conferences, 2023
The problem of large-scale distributed new energy consumption is highlighted under the double carbon target. Based on the existing distributed small hydropower and local hydrological and geographical conditions, the pumping-storage linkage function of ...
Huang Honghui   +3 more
doaj   +1 more source

Transboundary hydropower in contested contexts: Energy security, capabilities, and justice in comparative perspective

open access: yesEnergy Strategy Reviews, 2021
More than 70% of the dams under construction or planned in major river basins are transboundary. In this paper, based on original data and field research in three continents, we explore the impacts of transboundary dams in the major hydropower states of ...
Cecilia Llamosas, Benjamin K. Sovacool
doaj   +1 more source

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