Results 21 to 30 of about 3,583,341 (309)

Conjugate Heat Transfer Investigation on Swirl-Film Cooling at the Leading Edge of a Gas Turbine Vane

open access: yesEntropy, 2019
Numerical calculation of conjugate heat transfer was carried out to study the effect of combined film and swirl cooling at the leading edge of a gas turbine vane with a cooling chamber inside.
Haifen Du   +4 more
doaj   +1 more source

A Study on the Dynamic Loss Coefficients of Non-standard Fittings in Ship Exhaust Gas Pipes [PDF]

open access: yes한국해양공학회지, 2019
As exhaust gas systems of ships become more complicated, it is necessary to calculate an accurate pressure loss at their design stage. If the dynamic loss coefficients of non-standard fittings mainly used in exhaust gas pipe (EGP) are well-documented, it
Seongjong Park   +3 more
doaj   +1 more source

Numerical Simulation and Theoretical Analysis of Flow Resistance Characteristics in the Honeycomb Ceramic Conduit

open access: yesEnergies, 2022
In this study, three-dimensional numerical simulations were established for a honeycomb ceramic conduit, and the effects of the inlet methane volume fraction, inlet velocity, and the conduit length on the gas temperature and flow resistance in the ...
Bo Lan   +4 more
doaj   +1 more source

Parasites lead to evolution of robustness against gene loss in host signaling networks [PDF]

open access: yes, 2008
Many biological networks can maintain their function against single gene loss. However, the evolutionary mechanisms responsible for such robustness remain unclear.
Marcel Salathé   +7 more
core   +2 more sources

Experimental determination of parameter dependencies in the combustion process of a radiant tube burner system

open access: yesFrontiers in Energy Research
IntroductionThe EU’s environmental and energy policy has set goals for member states in increasing efficiency and effectiveness, reducing emissions, and lowering the consumption of fossil fuels as part of measures to decarbonize industry.
Augustin Varga   +4 more
doaj   +1 more source

A CFD Results-Based Approach to Investigating Acoustic Attenuation Performance and Pressure Loss of Car Perforated Tube Silencers

open access: yesApplied Sciences, 2018
This paper proposes an approach to investigating the effect of different temperatures and flow velocities on the acoustic performance of silencers in a more accurate and meticulous fashion, based on steady computational results of the flow field inside ...
Hao Zhang, Wei Fan, Li-Xin Guo
doaj   +1 more source

Modeling Optimization of an Aviation Hydraulic Shell Pipeline for 3D Printing

open access: yesHangkong gongcheng jinzhan, 2022
The pipeline of aviation hydraulic shell intersects each other,the structure is complex,the processing is difficult,and the processing cycle is long. In order to get rid of the limitation of traditional processing methods,3D printing oriented modeling ...
WANG Junrun, FU Chunyan, WANG Hui
doaj   +1 more source

Control of multiple-passage cannel flows using DBD plasma actuator

open access: yesNihon Kikai Gakkai ronbunshu, 2014
Inside of fuel cells, heat exchanger, chemical reactors, and other industrial devices, the fluid flow comes into the inlet chamber and streams into many branch passages. A uniform flow distribution requirement is a common issue in those devices.
Masatoshi SANO   +2 more
doaj   +1 more source

3D Printing for Energy-Saving: Evidence from Hydraulic Manifolds Design

open access: yesEnergies, 2019
With the compact circuit layout and small size, hydraulic manifolds sometimes cause high pressure loss. The purpose of this paper is to investigate the pressure loss under different circumstances with various geometry features and present solutions to ...
Jun-hui Zhang   +5 more
doaj   +1 more source

Aerothermal Dynamic Characteristics of Array Micro Ribs in Channel Flow

open access: yesEnergies, 2023
With the rising complexity of internal cooling structures in gas turbine blades, the limited cooling air volume and pressure head provided by the compressor have become significant constraints to further enhancements in the overall efficiency of gas ...
Ke Zhao, Xueying Li, Jing Ren
doaj   +1 more source

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