Results 11 to 20 of about 465 (205)

The optimal equilibrium operation between power generation and ecology of Qingjiang cascade hydropower stations

open access: yesMATEC Web of Conferences, 2018
Ecological operation of cascade hydropower stations is one of the most important methods for the ecological restoration of a river system. In order to balance the benefits between power generation and ecology of Qingjiang cascade hydropower station, an ...
Li Yinghai   +4 more
doaj   +2 more sources

Research on Real-time Intelligent Load Control Technology among Giant Hydropower Station Group under High-intensity Peak-load and Frequency Regulation Demand

open access: yesMATEC Web of Conferences, 2018
The paper conducts an in-depth study on the real-time dispatching involved in joint operation among giant cascade hydropower stations with high-intensity peak-load and frequency regulation demand, and proposes anintelligent load control technology for ...
Luo Wei, Zhong Qingxiang, Gu Faying
doaj   +3 more sources

Optimal Scheduling of a Cascade Hydropower Energy Storage System for Solar and Wind Energy Accommodation

open access: yesEnergies
The massive grid integration of renewable energy necessitates frequent and rapid response of hydropower output, which has brought enormous challenges to the hydropower operation and new opportunities for hydropower development.
Yuanyuan Liu   +4 more
doaj   +2 more sources

Assessment of reservoir response to flood conditions to optimize hydropower operations – Isimba HPP Uganda [PDF]

open access: yesE3S Web of Conferences, 2022
Lake Victoria is the largest tropical lake in the world and the source of river Nile, the longest river in the world. Due to prolonged precipitation above the average over the past two years, the lake water levels have increased surpassing the highest ...
Mukwanason Darren Edson   +5 more
doaj   +2 more sources

Optimizing Automatic Voltage Control Collaborative Responses in Chain-Structured Cascade Hydroelectric Power Plants Using Sensitivity Analysis

open access: yesEnergies
Southwestern China has abundant hydropower networks, wherein neighboring cascade hydropower stations within the same river basin are typically connected to the power system in a chain-structured configuration.
Li Zhang   +7 more
doaj   +2 more sources

A Multi-Objective Approach to Hybrid Renewable Energy Systems: Cascading Hydropower for Solar and Wind Variability Compensation [PDF]

open access: yesE3S Web of Conferences
Renewable energy sources like solar and wind face an insurmountable obstacle in the form of environmental change-induced discontinuity and instability.
J Mathan   +3 more
doaj   +2 more sources

Research and Application of Characteristic Curve Correction Method for Cascade Hydropower Stations Considering Runoff Inconsistency

open access: yesEnergies
The situation wherein a hydrological series does satisfy the assumption of “independent and identically distributed” is called runoff inconsistency. “Flow Inversion Phenomenon” is also a kind of runoff inconsistency in space that reflects errors in the ...
Hao Du   +5 more
doaj   +2 more sources

Research on Maintenance Boundary Variation of Cascade Hydropower Units Based on Dynamic Programming-Progressive Optimization Algorithm [PDF]

open access: yes, 2023
Hydropower, as a primary source of renewable energy, plays a crucial role in achieving the dualcarbon goal. Therefore, it is essential to optimize the maintenance schedule to ensure the smooth operation of hydropower units and explore the principles ...
Zhang Liang   +5 more
core   +2 more sources

Planning of Cascade Hydropower Stations with the Consideration of Long‐Term Operations under Uncertainties [PDF]

open access: yesComplexity, 2019
In the location‐related planning of a hydropower system, the consideration of future operations under uncertainties can make the decisions sustainable and robust. Then, it is of great importance to develop an effective approach that deals with the long‐term stochasticity due to the long‐lasting effects of the location selections.
Changjun Wang, Shutong Chen
openaire   +2 more sources

A Load-Based Method for Peak Operations of Cascaded Hydropower Stations

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract Short-term generation scheduling of cascade hydropower stations has always been one of the core tasks of power system operations. However, with the rapid increase of the number of power stations and the complexity of operation constraints, it is facing more and more challenges to quickly obtain practical day-ahead generation ...
Sen Wang, Jianjian Shen, Shanzong Li
openaire   +1 more source

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