Results 191 to 200 of about 363,458 (284)

Thermodynamic Design of Condensers and Evaporators: Thermodynamic Design of Condensers and Evaporators: Formulation and Applications

open access: yes, 2012
This paper assesses the approach introduced in a prior publication for the optimum design of condensers and evaporators aimed at balancing the heat transfer and pressure drop tradeoffs.
Hermes, Christian
core  

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

Microstructure‐Controlled Crack Propagation and Fracture Resistance in MoSiBTiC Alloy Revealed by Multiscale Extended Finite Element Method Modeling

open access: yesAdvanced Engineering Materials, EarlyView.
A two‐dimensional multiscale finite element analysis framework was established for the first‐generation MoSiBTiC alloy, and the mechanical and fracture‐related parameters of the constituent phases were calibrated through experiments and simulations. The framework provides a basis for analyzing crack propagation behavior in its complex microstructure ...
Junfeng Du   +4 more
wiley   +1 more source

Microstructure Evolution of a VMnFeCoNi High‐Entropy Alloy After Synthesis, Swaging, and Annealing

open access: yesAdvanced Engineering Materials, EarlyView.
The synthesis and processing (rotary swaging and annealing) of the novel VMnFeCoNi alloy is investigated, alongside the estimation of the grain size effect on hardness. Analysis of a wide grain size range of recrystallized microstructures (12–210 µm) reveals a low annealing twin density.
Aditya Srinivasan Tirunilai   +6 more
wiley   +1 more source

Impact of Different Fin Profiles on Horizontal Tubes for Condensation Heat-Transfer and Pressure-Drop Characteristics

open access: yesZhileng xuebao
This study investigates the condensation heat transfer and pressure drop characteristics in horizontal tubes with different fin profiles and reveals their respective heat transfer enhancement mechanisms.
Chen Haonan Huang Lihao Tao Leren Zhang Qiuxia
doaj  

Intra-cardiac pressure drop and flow distribution of bicuspid aortic valve disease in preserved ejection fraction. [PDF]

open access: yesFront Cardiovasc Med, 2022
Aliabadi S   +7 more
europepmc   +1 more source

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