Results 11 to 20 of about 342,336 (165)

SVM-based Implicit Stochastic Scheduling Mode for Cascade Hydropower Stations

MATEC Web of Conferences, 2018
In view of the uncertainty of inflow of cascade reservoirs, an implicit stochastic joint scheduling function model for cascade hydropower stations based on support vector machine (SVM) was established.
Wang Qinhui, Li Jidong, Chen Shijun, Wang xiaoyi   +3 more
doaj   +3 more sources

A rapid solution adjustment strategy in solving Long-term scheduling of large cascade hydropower stations

MATEC Web of Conferences, 2018
Due to the great potential of large cascade hydropower stations on power generation, long-term scheduling of large cascade hydropower stations (LSLCHS) plays an important role in electrical power system.
Wang Chao, Ji Liang, Song Peibing, Hu Xin, Sun Jiahui   +4 more
doaj   +3 more sources

Establishment and evaluation of operation function model for cascade hydropower station

Water Science and Engineering, 2010
Toward solving the actual operation problems of cascade hydropower stations under hydrologic uncertainty, this paper presents the process of extraction of statistical characteristics from long-term optimal cascade operation, and proposes a monthly ...
Chang-ming Ji, Ting Zhou, Hai-tao Huang
doaj   +2 more sources

Study on the relationship between small and micro hydropower cascade development and ecology [PDF]

E3S Web of Conferences, 2019
Micro hydropower and small hydropower are densely distributed, and coincide naturally with the core area of the ecological barrier. In view of the conflict of interests between small and micro hydropower and ecological equilibrium, and based on the ...
Liu Ruihua, Wang Rong, Li Yang, Chuan Xi, Liu Qunying   +4 more
doaj   +2 more sources

Coordination of Hydropower Generation and Export Considering River Flow Evolution Process of Cascade Hydropower Systems

Energies
Focusing the over simplification of existing models in simulating river flow evolution process and lack of coordination of hydropower generation and export, this paper proposes a hydropower generation and export coordinated optimal operation model that ...
Pai Li, Hui Lu, Lu Nan, Jiayi Liu
doaj   +2 more sources

Consideration of Multi-Objective Stochastic Optimization in Inter-Annual Optimization Scheduling of Cascade Hydropower Stations

Energies
There exists a temporal and spatial coupling effect among the hydropower units in cascade hydropower stations which constitutes a complex planning problem.
Jun Jia, Guangming Zhang, Xiaoxiong Zhou, Mingxiang Zhu, Zhihan Shi, Xiaodong Lv   +5 more
doaj   +2 more sources

Research on Economic Operation of Cascade Small Hydropower Stations Within Plants Based on Refined Efficiency Models

Energies
In order to enhance the overall power generation efficiency of cascade hydropower, it is essential to conduct modelling optimization of its in-plant operation.
Daohong Wei, Chunpeng Feng, Dong Liu
doaj   +2 more sources

Evaluation of Power Generation Efficiency of Cascade Hydropower Plants: A Case Study

Energies, 2013
Effective utilization of scarce water resources has presented a significant challenge to respond to the needs created by rapid economic growth in China.
Jiahua Wei, Xudong Fu, Ying Zheng
doaj   +2 more sources

An Optimization Method for Day-Ahead Generation Interval of Cascade Hydropower Adapting to Multi-Source Coordinated Scheduling Requirements

Energies
Multi-source coordinated scheduling has become the predominant operational paradigm in power systems. However, substantial differences among hydropower, thermal power, wind power, and photovoltaic sources in terms of response speed, regulation capability,
Shushan Li, Chonghao Li, Huijun Wu, Zhipeng Zhao, Huan Wang, Yongxi Kang, Chuntian Cheng, Changhong Li   +7 more
doaj   +2 more sources

Study on the Variation Law of Water Consumption Rate of Cascade Hydropower Station under Different Conditions

Energies
The water consumption rate for hydropower station power generation is an important index of the economic operation of hydropower stations, which has been widely considered and applied in the production practice of hydropower stations and has great ...
Xueshan Ai, Xiaoke Zhang, Renwei Guo, Xiao Li, Mian Wang, Fengshuo Liu, Jiawei Zhang   +6 more
doaj   +2 more sources