Results 61 to 70 of about 626,648 (304)

Optimal Scheduling of Power System Incorporating the Flexibility of Thermal Units

open access: yesEnergies, 2018
Due to the randomness, volatility and intermittent nature of wind power, power systems with significant wind penetration face serious “curtailment” problems.
Tong Guo   +4 more
doaj   +1 more source

Participation of electric vehicles in auxiliary service market to promote renewable energy power consumption: Case study on deep peak load regulation of auxiliary thermal power by electric vehicles

open access: yesEnergy Science & Engineering, 2021
With the rapid development of new energy sources and the increasing proportion of electric vehicles (EVs) connected to the power grid in China, peak load regulation of power systems will face severe challenges.
Xiaolong Yang   +4 more
doaj   +1 more source

Specifications for modelling fuel cell and combustion-based residential cogeneration device within whole-building simulation programs [PDF]

open access: yes, 2007
This document contains the specifications for a series of residential cogeneration device models developed within IEA/ECBCS Annex 42. The devices covered are: solid oxide and polymer exchange membrane fuel cells (SOFC and PEM), and internal combustion ...
Beausoleil-Morrison, Ian, Kelly, Nick
core   +1 more source

Characterization of Nitinol Produced by Laser Powder Bed Fusion for Mechanical Metamaterial Applications

open access: yesAdvanced Engineering Materials, EarlyView.
Stabilization of L‐PBF Ni50.7Ti49.3 under low‐cycle loading was investigated. Recoverable strain after cycling was dependent on the amount of applied load. Recovery ratio was 53.4% and 35.1% at intermediate and high load, respectively. The maximum total strain reached 10.3% at a high load of 1200 MPa.
Ondřej Červinek   +5 more
wiley   +1 more source

Coordinated planning of thermal power, wind power, and photovoltaic generator units considering capacity electricity price

open access: yesIET Renewable Power Generation
With the implementation of China's carbon reduction policies, the role of thermal power units will transition to a regulating power source. Hence, the electricity market fails to accurately reflect the capacity value of thermal power units, resulting in ...
Ye Xu, Wenxia Liu, Benhao Yang
doaj   +1 more source

State assessment of Ukrainian and other countries power equipments [PDF]

open access: yes, 2016
Процес нарощування енергетичних потужностей, що направлений на забезпечення зростаючого попиту споживання електроенергії, ускладнений наявністю значної кількості енергоблоків, які відпрацювали проектний термін експлуатації.
Нікуленков, Анатолій Геннадійович   +2 more
core   +1 more source

Handbook of Establishing and Maintaining Oxygen‐Free Atmospheres

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a practical framework for creating oxygen‐free atmospheres at ambient pressure using silane‐doped inert gases. The results show that ultra‐low oxygen levels and strongly reduced water content can be achieved through controlled silane dosing, drying systems, and sensor monitoring.
Sascha Jan Zimmermann   +3 more
wiley   +1 more source

Real-time AGC dispatch units considering wind power and ramping capacity of thermal units

open access: yesJournal of Modern Power Systems and Clean Energy, 2015
The high penetration of wind energy sources in power systems has substantially increased the demand for faster-ramping thermal units participating in the frequency regulation service.
Jingyi Zhang   +3 more
doaj   +1 more source

Optimization of Lateral Interlock Protection for Thermal Power Units

open access: yesJournal of Physics: Conference Series, 2023
Abstract According to the Twenty-Five Key Requirements for Preventing Electric Power Production Accidents, the protection of important capital and auxiliary equipment should adopt the “Two Out of Three” logic judgment method, and the protection signal should follow the whole process from the sampling point to the input module.
openaire   +1 more source

A model based on cost minimization and reliability enhancement to solve the power plant preventive maintenance scheduling problem [PDF]

open access: yes, 2015
1. Introduction and problem description The Power Plant Preventive Maintenance Scheduling Problem (PPPMSP) requires determining the period for which generating units of an electric power system should be taken offline for planned preventive ...
Perez-Canto, Salvador
core  

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