Results 21 to 30 of about 102,316 (302)

The Experimental Investigation of a New Panel Design for Thermoelectric Power Generation to Maximize Output Power Using Solar Radiation

Energies, 2022
It is well established that renewable energy resources for electricity generation are free. In hot areas, solar energy has become one of the major interests of researchers and specialists. This paper aims to experimentally investigate the maximum voltage
Mohammed A. Qasim, Vladimir I. Velkin, Sergey E. Shcheklein   +2 more
doaj   +1 more source

The use of geoinformation technologies for renewable energy and regional aspects of developing renewable energy in Russia

EPJ Web of Conferences, 2014
The work presents the results of development of the geoinformation system “Renewable Energy Sources of Russia”. Regional maps of installations and resources are presented.
Rafikova Y.Y., Kiseleva S.V., Nefedova L.V., Frid S.E.   +3 more
doaj   +1 more source

Review of the DC voltage coordinated control strategies for multi-terminal VSC-MVDC distribution network

The Journal of Engineering, 2019
The multi-terminal voltage sourced converter medium-voltage DC (VSC-MVDC) distribution network has high prospects for future development, hence the proposed alternative for the AC distribution in commercial and industrial applications.
Patrobers Simiyu, Ai Xin, Ai Xin, Girmaw T. Bitew, Muhammad Shahzad, Wang Kunyu, Luu K. Tuan   +6 more
doaj   +1 more source

Multi‐scenario comprehensive benefit evaluation model of a multi‐energy micro‐grid based on the matter‐element extension model

Energy Science & Engineering, 2021
Integrated energy systems and multi‐energy micro‐grids are complex multi‐agent collaborative optimization projects. According to the operating structure and characteristics of the multi‐energy system, considering the externality, economy and other ...
Hang Liu, Weijie Shen, Xinying He, Bo Zeng, Yingxin Liu, Ming Zeng, Chaoyue Zhao   +6 more
doaj   +1 more source

Effects of motor–generator pair system on improving inertial response and primary frequency regulation capability of renewable energy

IET Renewable Power Generation, 2021
The increasing penetration of renewable energy leads to the decrease of inertia and damping for replacing conventional power plants. The motor–generator pair (MGP) is proposed to improve inertial response and frequency regulation capability for the ...
Yujun Gu, Yongzhang Huang, Chenyang Li, Fei Guan, Wenqi Fu, Yang Zhan, Haisen Zhao   +6 more
doaj   +1 more source

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

FEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Small-signal stability analysis for the multi-terminal VSC MVDC distribution network; a review

The Journal of Engineering, 2019
The stable operation and control of the proposed terrestrial multi-terminal Voltage Source Converter (VSC) medium voltage DC (MVDC) distribution network is a remarkable motivation towards developing the future universal DC grid interconnecting the low ...
Patrobers Simiyu, Ai Xin, Ai Xin, Girmaw T. Bitew, Muhammad Shahzad, Wang Kunyu, Peter M. Kamunyu   +6 more
doaj   +1 more source

An optimal phase control method for the suppression of phase sequence exchange impulse current and voltage

IET Power Electronics, 2022
Phase sequence exchange (PSE) is an emerging emergency control method for power systems. However, PSE will generate impulse current and voltage. In this research, to suppress the impulse of PSE, a phase control method for zero‐current opening and equal ...
Yifan Li, Peng Sun, Hui Li, Shaofeng Huang, Haifeng Wu   +4 more
doaj   +1 more source

Understanding bio‐based polymers: A study of origins, properties, biodegradation and their impact on health and the environment

FEBS Open Bio, EarlyView.
This review provides an overview of bio‐based polymer sources, their unique functional properties and their environmental impact, and addresses their role as sustainable alternatives. It discusses end‐of‐life options, including composting and anaerobic digestion for renewable energy.
Sabina Kolbl Repinc, Blaž Stres, Mirica Karlovits, Igor Karlovits, Petra Jerič, Ondrej Panák, Anja Verbič, Blaž Likozar, Uroš Novak   +8 more
wiley   +1 more source

Examination on the parameter stability region of the VSC control system in VSC-HVDC transmission systems

The Journal of Engineering, 2019
Nowadays, the voltage source converter (VSC)-based high-voltage direct current (HVDC) transmission technology is widely adopted for the integration of renewable power generations.
Long Xu, Guoyun Su, Wenjuan Du, Chen Chen, Bixing Ren, Haifeng Wang   +5 more
doaj   +1 more source