Results 21 to 30 of about 11,847,871 (295)

Software for "Total pressure in thermionic orificed hollow cathodes: controlling mechanisms and their relative importance"

open access: yes, 2021
First release of code, data, and container to run the code that are associated to the submitted publication: "Total pressure in thermionic orificed hollow cathodes: controlling mechanisms and their relative importance" by Taunay et al., Journal of ...
Pierre-Yves Taunay
core   +1 more source

Experimental analysis of the pressure–velocity correlations of external unsteady flow over rocket launchers [PDF]

open access: yes, 2013
Based on simultaneous wall pressure and velocity measurements, the aerodynamic load of a launcher body model is investigated. Two different configurations are considered in order to study the influence of geometrical artifacts on the after body flow and ...
DRUAULT, Philippe   +7 more
core   +1 more source

Benefattori dall’aldilà: i lasciti per i lavori edilizi di pubblica utilità a Bologna (secoli XIII e XIV)

open access: yes, 2021
La trattazione riguarda i benefattori, i donatori che hanno deciso a Bologna di contribuire al bene comune non tramite le tradizionali istituzioni caritatevoli, quali ospedali, conventi e monasteri, ma anche attraverso l’investimento dei loro beni nel ...
Edward Loss
core   +1 more source

Effect of Blade Slot Positioning Close to Blade Root on the Performance of Highly Loaded Helium Compressor [PDF]

open access: yesJournal of Applied Fluid Mechanics
The helium compressor has the inherent characteristics of a lower single-stage pressure ratio and a higher number of stages than an air compressor. The highly loaded design method effectively addressed the compressibility issue of the helium compressor ...
Y. Fan   +4 more
doaj   +1 more source

Investigation of the Effects of Different Working Fluids on Compressor Cascade Performance

open access: yesApplied Sciences, 2021
The compressor of closed Brayton cycle (CBC) plant operating with working fluid other than air is a vital element of the energy conversion unit. However, due to insufficient understanding of the influence of the physical properties of working fluids on ...
Zhitao Tian, Chengze Wang, Qun Zheng
doaj   +1 more source

Numerical Study of the Effect of using a Small Fence through the Flow Passage on the Performance of a Langston Turbine Cascade [PDF]

open access: yesJES: Journal of Engineering Sciences
The present study computationally investigates the steady incompressible flow behavior through Langston turbine cascade. A three dimensional numerical model was developed by ANSYS-Fluent software.
Mostafa Kamal   +3 more
doaj   +1 more source

The influence of mouth opening on pharyngeal pressure loss and its underlying mechanism: A computational fluid dynamic analysis

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Objective: During inspiration, mechanical energy generated from respiratory muscle produces a negative pressure gradient to fulfill enough pulmonary ventilation.
Bin Hu   +8 more
doaj   +1 more source

Prediction and Measurement of the Total Pressure Loss in an Engine Representative Diffuser System [PDF]

open access: yesVolume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, 1995
An experimental and computational investigation of the flow in an engine representative diffuser system has been performed. Many parametric changes to the system were considered including inlet conditions, pre-diffuser geometry, cowl geometry and pre-diffuser strut position.
A. R. Little   +2 more
openaire   +1 more source

Numerical Investigation of Near Wall Effect of Total Pressure Probe Based on CFD under Subsonic Velocity

open access: yesHangkong gongcheng jinzhan, 2020
Various sensors are used in the aero-engine during the test, and the probe as a contact measurement tool is bound to change the internal flow state of the flow field and affect the measurement accuracy.
ZHENG Guanghua   +4 more
doaj   +1 more source

Influencing Factors of the Specific Total Loss of Non-Oriented Electrical Steels Processed by Laser Cutting

open access: yesMetals, 2023
Specific total loss is one of the most important evaluation indexes for the magnetic properties of non-oriented electrical steel sheets. The aim of this study is to investigate the influencing mechanisms of laser cutting parameters as well as the sample ...
Qian Xiang, Lin Cheng, Kaiming Wu
doaj   +1 more source

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