Results 21 to 30 of about 367 (179)

Optimizing the operation of interconnected cascade hydropower plants along the middle and lower stretches of the Yalong River to meet varying ecological flow demands

open access: yesShuili Shuiyun Gongcheng Xuebao
This study explores the integration of hydropower generation and the ecological flow requirement (EFR) of the Yalong River to achieve optimal operation of the cascade hydropower plants in the middle and lower sections of the river.
YU Lei   +4 more
doaj   +1 more source

Minimum Entropy-Based Cascade Control for Governing Hydroelectric Turbines

open access: yesEntropy, 2014
In this paper, an improved cascade control strategy is presented for hydroturbine speed governors. Different from traditional proportional-integral-derivative (PID) control and model predictive control (MPC) strategies, the performance index of the outer
Mifeng Ren   +3 more
doaj   +1 more source

MODEL OF A CASCADE OF DIVERSION HYDROELECTRIC POWER PLANTS WITH FUZZY LOGIC CONTROLLER

open access: yesВестник Северо-Кавказского федерального университета, 2022
Diversion hydropower plants are one of the most environmentally friendly sources of energy, and improving the efficiency of water resources is an important task.
L. Tolstikhina, D. Glashev
doaj  

Probing Electrocatalyst Design for Product Selectivity in CO2 Reduction

open access: yesAdvanced Science, EarlyView.
Selective CO2 electroreduction is controlled by catalyst structure, dynamic surface reconstruction, adsorbate interactions, and reaction microenvironment. This review summarizes Cu‐ and non‐Cu‐based catalysts, single‐atom and molecular systems, degradation pathways, and operando/computational strategies for steering CO2RR toward hydrocarbons ...
Suvodeep Sen   +5 more
wiley   +1 more source

Condition-Based Risk Reinforcement Learning for Joint Optimal Scheduling of Cascade Hydropower and Solar-Powered Reservoirs [PDF]

open access: yesDianli jianshe
[Objective] Owing to the advancement of the dual-carbon strategy, hydropower developers are actively promoting the pumped-storage retrofitting of hydroelectric facilities while accelerating the regional construction of photovoltaic (PV) and other ...
CHEN Shi, TANG Guodeng, LIU Yihong, XU Liuchao, ZHU Yujie, ZHOU Yi, LI Huaqiang, ZANG Tianlei
doaj   +1 more source

Innovating for Net‐Zero: Collaborative and Digital Decarbonisation Strategies in Sunset Industries' Global Value Chains

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Global net‐zero ambitions require transformative strategies to decarbonise carbon‐intensive global value chains (GVCs). This study examines how multinational enterprises (MNEs) in sunset industries integrate carbon capture technologies (CCT) with operational and supply chain dynamics (OSCD) to advance decarbonisation.
Muhammad Mustafa Kamal   +6 more
wiley   +1 more source

Cascade Hydropower Plant Operational Dispatch Control Using Deep Reinforcement Learning on a Digital Twin Environment

open access: yesEnergies
In this work, we propose the use of a reinforcement learning (RL) agent for the control of a cascade hydropower plant system. Generally, this job is handled by power plant dispatchers who manually adjust power plant electricity production to meet the ...
Erik Rot Weiss   +3 more
doaj   +1 more source

Climate Change Risk and Financial Stability: Implications for European Banking Institutions

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines whether climate change risk weakens banking‐system stability in the European Union and assesses how renewable energy adoption and energy‐related taxation moderate this relationship. Using panel data for 27 EU countries from 2012 to 2022 and applying fixed‐effects OLS, two‐stage least squares (2SLS), and robust generalized ...
Md Yousuf Ali
wiley   +1 more source

Metamodeling the optimal total revenues of the short-term optimization of a hydropower cascade under uncertainty

open access: yesScience and Technology for Energy Transition, 2023
This paper deals with the optimization of the short-term production planning of a real cascade of run-of-river hydropower plants. Water inflows and electricity prices are subject to data uncertainty and they are modeled by a finite set of joint scenarios.
Piguet Antoine   +4 more
doaj   +1 more source

A hybrid nonlinear optimization method for operation of large-scale cascaded hydropower plants [PDF]

open access: yesSCIENTIA SINICA Technologica, 2014
This paper develops a hybrid nonlinear optimization method for solving long-term optimal operation of large-scale cascaded hydropower plants with complex spatial coupling constraints. This method proposes conversion factors relevant to generation and discharge in order to cope with complex nonlinear total generation limitation considered in the ...
ChunTian CHENG   +3 more
openaire   +1 more source

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