Results 21 to 30 of about 486,430 (267)

A Free-Piston Linear Generator Control Strategy for Improving Output Power

open access: yesEnergies, 2018
This paper presents a control strategy to improve the output power for a single-cylinder two-stroke free-piston linear generator (FPLG). The comprehensive simulation model of this FPLG is established and the operation principle is introduced. The factors
Chi Zhang   +7 more
doaj   +1 more source

Research on transmission characteristics of magnetically coupled resonant wireless power transfer system

open access: yesGong-kuang zidonghua, 2020
In view of the influence of coil parameters and load resistance changes on transmission performance of magnetically coupled resonant wireless power transfer(MCR-WPT) system, output power and efficiency of the system are derived using equivalent circuit ...
SUN Xiangyu   +3 more
doaj   +1 more source

Arraying of microphotosynthetic power cells for enhanced power output

open access: yesMicrosystems & Nanoengineering, 2022
AbstractMicrophotosynthetic power cells (µPSCs) generate power through the exploitation of living photosynthetic microorganisms by harvesting sunlight. The thermodynamic limitations of this process restrict the power output of a single µPSC. Herein, we demonstrate µPSCs in four different array configurations to enhance power output from these power ...
Kiran Kuruvinashetti   +1 more
openaire   +3 more sources

Experimental Study on the Influence of Groove-Flap and Concave Cavity on the Output Characteristics of Vertical Axis Wind Turbine

open access: yesFluids
To address the low wind energy utilization efficiency of vertical axis wind turbines (VAWTs) and enhance their engineering applicability, cavity and groove-flap structures were incorporated into turbine blades.
Jiale Xue   +5 more
doaj   +1 more source

Research on four-coil structure of magnetically coupled resonant wireless power transmission system

open access: yesGong-kuang zidonghua, 2019
For the position of four coils of traditional four-coil magnetically coupled resonant wireless power transmission system is relatively fixed and cannot be changed at will, which leads to limitation of its use, a new four-coil structure was proposed ...
FENG Liu, HE Jialua
doaj   +1 more source

Analysis and Design of Generalized Class-E/F2 and Class-E/F3 Inverters

open access: yesIEEE Access, 2020
This paper presents analytical expressions of the class-E/Fn inverter with generality. The characteristics of the class-E/F2 and class-E/F3 inverters can be comprehended in a theoretical manner by using the analytical expressions. In-depth investigations
Jingyue Ma   +4 more
doaj   +1 more source

Influence of Structural Parameters on Thermal Stress and Performance of High-Temperature SiGe Thermoelectric Modules

open access: yesApplied Sciences
Mechanical and thermoelectric performance of a SiGe thermoelectric module were investigated through finite element analysis. N-type and P-type SiGe thermoelectric materials were synthesized, and their mechanical and thermoelectric properties were ...
Zhenghao Liu   +7 more
doaj   +1 more source

Impact of Shading on the I-V Characteristics and Power Output of Monocrystalline and Polycrystalline Solar Panels

open access: yesEmitor: Jurnal Teknik Elektro
Solar panel is a tool composed of several solar cells assembled in series or parallel by utilizing the photovoltaic effect so that it can convert solar energy into electrical energy.
Andyka Lesmana   +2 more
doaj   +1 more source

CMOS-Compatible Micro Photovoltaic Generator with Post-Processing Enhanced Optical Absorption

open access: yesMicromachines
This work reports the design and realization of a silicon-based micro photovoltaic generator (MPG) fabricated using a standard 0.18 μm complementary metal oxide semiconductor (CMOS) technology.
Hung-Wei Chen   +2 more
doaj   +1 more source

Theoretical Analysis of Solar-aided Coal-fired Power Generation System Based on Finite Time Thermodynamics

open access: yes发电技术, 2019
To reveal the influence of heat transfer and heat source temperature on system performance in finite time, and the theoretical basis of solar-aided coal-fired power generation system, the relationship between output power, efficiency and cycle parameters
Rongrong ZHAI, Hongtao LIU
doaj   +1 more source

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