Results 191 to 200 of about 8,509 (316)

Transonic compressor technology advancements [PDF]

open access: yes
The highlights of the NASA program on transonic compressors are presented. Effects of blade shape and throat area on losses and flow range are discussed. Some effects of casing treatment on stall margin are presented.
Benser, W. A.
core   +1 more source

Nonthermal Food Processing Technologies: A Comprehensive Review

open access: yesFuture Postharvest and Food, EarlyView.
The graphical abstract illustrates the shift from traditional thermal food preservation methods to advanced nonthermal technologies. Traditional methods, represented by heating, often compromise the nutritional and sensory quality of foods. In contrast, nonthermal approaches such as high‐pressure processing (HPP), pulsed electric field (PEF ...
Ashok Kumar Yadav   +5 more
wiley   +1 more source

Performance of a straight stator and a tilted stator tested with a high-solidity high-pressure-ratio transonic rotor [PDF]

open access: yes
Overall stage and stator blade element performance with straight stator and tilted stator in transonic axial flow compressor ...
Cullom, R. R.   +2 more
core   +1 more source

Moderate Fire Temperatures Affect the Structure of Clayey Oxisol Aggregates

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Wildfires have become increasingly frequent and intense worldwide, raising concerns about their impacts on soil systems. However, the thermal responses of clay‐rich Oxisols, dominated by Fe and Al oxides, remain poorly understood. In this study, samples from the 0 to 5 cm layer of six Oxisols were subjected to controlled heating at ...
Yasmmin Tadeu Costa   +5 more
wiley   +1 more source

A turbojet simulator for Mach numbers up to 2.0 [PDF]

open access: yes
A turbojet simulator was designed and fabricated for use in wind tunnel models. The simulator contains a six-stage, axial-flow compressor powered by a three-stage, axial-flow turbine. High pressure heated air was used to drive the turbine.
Nosek, S. M.   +3 more
core   +1 more source

Filler Size Hybridization and Dielectrophoretic Structuring of Soft Polymer Based Thermally Conductive Composites

open access: yesMacromolecular Materials and Engineering, EarlyView.
Hybrid PDMS–Al2O3 composites combining filler size hybridization and dielectrophoretic structuring demonstrate a synergistic enhancement in thermal and mechanical performance. By optimizing the ratio of fine to coarse fillers (Ω = 25 %) and applying field‐induced alignment, the composites reach up to 4.1 W m−1 K−1 in thermal conductivity and improved ...
Omar Zahhaf   +6 more
wiley   +1 more source

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