Results 101 to 110 of about 8,834,308 (229)

Phase-field topology optimization model that removes the curvature effects

open access: yesMechanical Engineering Journal, 2017
The conventional phase-field topology optimization (PFTO) models minimize not only the objective function but also the interface energy. In the present study, a new PFTO model, which minimizes only the objective function, is developed by removing the ...
Tomohiro TAKAKI, Junji KATO
doaj   +1 more source

Phase-field simulation study of dendritic growth in directional solidification of Fe-C alloy under varied initial solute concentrations

open access: yesMaterials Research Express
As a method to control the solidification process of metal to optimize the microstructure, directional solidification technology is a common and effective way to improve the axial mechanical properties of alloy. In this paper, the dendrite growth process
Hong-bo Zeng   +5 more
doaj   +1 more source

Numerical Simulation of Dynamic Capillary Rise with Cryogenic Fluids under Microgravity

open access: yesZhileng xuebao, 2023
Spacecraft use surface tension to transport liquid fuel and continuously provide gas-free propellants to engines. To ensure the normal operation of spacecraft, it is important to study the capillary flow behavior of liquid propellants. In this study, the
Yi Tianhao   +5 more
doaj  

Phase change convective heat transfer in high porosity cellular metal foams

open access: yes, 2013
This Chapter discusses phase change convective heat transfer of high porosity cellular metal foams and their practical applications in thermal energy storage (TES).
Tian, Yuan, Wang, Qian, Zhao, Changying
core  

Constitutive Modelling of Sintered Steel by Phase-field Method

open access: yesProcedia Structural Integrity
The phase-field method is lately one of the most popular approaches for modelling of complex fracture phenomena. As known, the displacement field and phase-field variable cannot be determined simultaneously, except for easy problems, due to non-convexity of the energy functional.
Tomislav Polančec   +2 more
openaire   +1 more source

Direct Cooling of Microsystems Using a Two-Phase Microfluidic Droplet

open access: yesComputation
Droplet-based microfluidics offers a promising approach for enhancing heat transfer in microchannels, which is critical for the thermal management of microsystems.
Wenpei Lu   +3 more
doaj   +1 more source

Synchronous Measurement Method of Two-phase Flow Phase Field and Concentration Field Based on Wire-mesh Sensor

open access: yesYuanzineng kexue jishu
It is crucial to understand the internal mixing behavior accurately of the fuel assemblies in the nuclear reactor which could optimize design and safety analysis.
XIA Xinyu1, 2, YAN Xu2, 3, FU Junsen2, 3, XIAO Yao1, 2, 3, , GU Hanyang2, 3
doaj   +1 more source

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