Results 11 to 20 of about 16,547 (218)

Study on Optimal Operation of Hydropower Station Group Based on New Electricity Reform and Deviation Assessment

MATEC Web of Conferences, 2018
The new electricity system reform has brought power generation companies into the market, and the scheduling target of cascade hydropower stations has been transformed from maximizing power generation to maximizing revenue.
Zhu Yanmei, Chen Shijun, Huang Weibin, Xie Diya, Li Wang, Ma Guangwen   +5 more
doaj   +1 more source

Optimal Scheduling of Hydro-photovoltaic Complementary Systems Based on Multi-objective Moth-flame Algorithm [PDF]

长江科学院院报
[Objectives] Existing reservoir scheduling studies mainly focus on pure hydropower scheduling, with limited consideration of renewable energy integration.
LI Ze-hong, YUAN Xiao-feng, XIAO Peng, ZHANG Tai-heng, QIN Hui
doaj   +1 more source

Multi-Scenario Stochastic Optimal Scheduling for Power Systems With Source-Load Matching Based on Pseudo-Inverse Laguerre Polynomials

IEEE Access, 2023
In the optimization scheduling of power systems containing renewable energy, to ensure that the scheduling results have higher security and better economy, this study proposes a multi-objective forecasting, scenario generation, and decision scheduling ...
Jiahao Ye, Lirong Xie, Lan Ma, Yifan Bian, Chuanshi Cui   +4 more
doaj   +1 more source

Comprehensive Effects of Operation of Pumped-Storage Hydropower Plants on Downstream Conventional Hydropower Plants [PDF]

长江科学院院报
[Objective] Following the construction of pumped-storage hydropower plant upstream of conventional hydropower plant, its operation alters the original natural inflow process, causing increased frequency of water level fluctuations and intraday flow ...
ZHU De-kang, QIN Rui, CHENG Xiang, GUO Xu-ye
doaj   +1 more source

Non-dominated sorting culture differential evolution algorithm for multi-objective optimal operation of Wind- Solar-Hydro complementary power generation system

Global Energy Interconnection, 2019
Due to the intermittency and instability of Wind-Solar energy and easy compensation of hydropower, this study proposes a Wind-Solar-Hydro power optimal scheduling model.
Guanjun Liu, Hui Qin, Rui Tian, Lingyun Tang, Jie Li   +4 more
doaj   +1 more source

Optimal coordinated generation scheduling considering day‐ahead PV and wind power forecast uncertainty

IET Generation, Transmission & Distribution, 2023
Economic operation and reliable supply‐demand balance are problems of paramount importance in power grids with a massive share of intermittent renewable energy sources (RESs) of great interest.
Samuel Admasie, Jin‐Sol Song, Chul‐Hwan Kim   +2 more
doaj   +1 more source

Monthly rolling dispatch method for generating unit deviation electricity under pre-listed monthly balance mechanism

电力工程技术, 2022
The pre-listed balancing mechanism for monthly deviation is an effective method to deal with the power generation units imbalance electric energy in China's medium and long-term electricity transactions, but the traditional dispatching method is ...
YU Haifeng, HUANG Jingjie, ZHU Sirui, JIANG Xing, YANG Hongming   +4 more
doaj   +1 more source

Research on optimal scheduling of minor and moderate floods for cascade reservoirs in the lower reaches of the jinsha river considering power generation

Frontiers in Energy Research
The comprehensive cascade reservoir system is extensively used for flood control and power generation. Traditional reservoir scheduling often treats these tasks as competing objectives, prioritizing flood control during the flood season and neglecting ...
Zaimin Ren, Bin He, Chenchen Yao, Xiaoshuai Lv, Xihong Wang   +4 more
doaj   +1 more source

A Bi-Level Optimized Dispatching Method for Grids with High Penetration of New Energy Considering Ancillary Service Costs

Energies
To address the issue of high auxiliary service costs caused by the grid connection of new energy generation, a dual layer optimization scheduling method for high penetration new energy power grids is proposed, taking into account the auxiliary service ...
Renfeng Tao, Fengting Li, Yangqing Li
doaj   +1 more source

Data‐driven chance‐constrained dispatch for integrated power and natural gas systems considering wind power prediction errors

IET Generation, Transmission & Distribution, 2023
Stochastic wind power prediction errors hurt the normal operation of integrated power and natural gas systems (IPGS). First, the data‐driven stochastic chance‐constrained programming method is applied to deal with wind power prediction errors, and its ...
Yuehao Zhao, Zhiyi Li, Ping Ju, Yue Zhou
doaj   +1 more source