Results 11 to 20 of about 547,578 (311)

Analysis on the hydrodynamic performance and strength check of a rim-driven thruster based on fluid structure interaction

open access: yesZhongguo Jianchuan Yanjiu, 2020
[Objectives] To comprehensively analyze the overall hydrodynamic performance and strength of the shape structure of a rim drive thruster(RDT),a method based on fluid structure interaction was proposed to solve the problem simultaneously.[Methods] Firstly,
LUO Xiaoyuan, LIU Liangqing, TAN Kun
doaj   +1 more source

Dynamic response and emergency measures under failure conditions of sCO2 Brayton cycle

open access: yesEnergy Science & Engineering, 2022
The sCO2 Brayton cycle has gained interest because of its flexibility and ability to provide higher thermomechanical conversion efficiency. Studies on failure conditions and corresponding emergency measures are of great significance to ensure the safety ...
Rui Wang   +7 more
doaj   +1 more source

District heating systems modeling: A gamification approach

open access: yesEnergy Reports, 2021
District heating (DH) is supposed to largely contribute to achievement of the climate goals in the near future. However, public awareness, understanding and acceptance of the technology are required.
Dmitry Romanov, Stefan Holler
doaj   +1 more source

Como ensinar filosofia em uma educação maior: uma análise bourdieunana do sistema de ensino [PDF]

open access: yes, 2020
No presente artigo, constata-se o modo como o ensino de filosofia no Brasil, visto como educação maior, é utilizado como ferramenta da inculcação de um arbitrário cultural a partir de uma análise bourdieuana do sistema de ensino.
Werberich, Matheus Diesel
core   +2 more sources

Blended E85-diesel fuel droplet heating and evaporation [PDF]

open access: yes, 2019
The multidimensional quasi-discrete (MDQD) model is applied to the analysis of heating and evaporation of mixtures of E85 (85 vol % ethanol and 15 vol % gasoline) with diesel fuel, commonly known as “E85–diesel” blends, using the universal quasi-chemical
Al Qubeissi, Mansour   +3 more
core   +2 more sources

Comparative Simulations of Conductive Nitrides as Alternative Plasmonic Nanostructures for Solar Cells

open access: yesEnergies, 2021
Particle layers employing conductive transition metal nitrides have been proposed as possible alternative plasmonic materials for photovoltaic applications due to their reduced losses compared to metal nanostructures.
Christin David   +2 more
doaj   +1 more source

Numerical simulation of diesel combustion based on n-heptane and toluene

open access: yesPropulsion and Power Research, 2019
Considering the self-ignition characteristic and C/H ratio, n-heptane and toluene (6:4 by mass) are chosen to constitute diesel surrogate fuel, and a reduced oxidation mechanism was developed.
Kesong Zhang   +4 more
doaj   +1 more source

Development of a Multiphase Photon Monte Carlo Method for Spray Combustion and its Application in High-pressure Conditions [PDF]

open access: yes, 2017
In this work the development of a multiphase photon Monte Carlo (PMC) method with a focus on resolving radiative heat transfer in combustion simulations is presented.
Cai, Jian   +2 more
core   +2 more sources

Lubrication Analysis of Small-End Bearings of Reciprocating Engines Based on Orthogonal Experiment

open access: yesApplied Sciences, 2023
Small end bearings are a critical component of reciprocating engines, and the performance of their lubrication performance directly affects engines’ reliability and mechanical efficiency. There are many factors that influence their lubrication.
Sicong Sun   +6 more
doaj   +1 more source

Laser Activation for Highly Boron-Doped Passivated Contacts

open access: yesSolar, 2023
Passivated, selective contacts in silicon solar cells consist of a double layer of highly doped polycrystalline silicon (poly Si) and thin interfacial silicon dioxide (SiO2). This design concept allows for the highest efficiencies.
Saman Sharbaf Kalaghichi   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy