...: er.pinkunits@yahoo.com Email: kmpandey2001@yahoo.com 30 11 2022 04 05 2023 08 05 2023 26 06 2023 deflagration flame detonation entropy generation CFD combustion efficiency combustion and reactive flows thermal systems The detonation is a supersonic mode...

...Carolin Wüstenhagen; Clemens Domnick; Kristine John; Martin Bruschewski; Sven Grundmann The optimal Reynolds-averaged Navier–Stokes (RANS) turbulence model to be used in a Computational Fluid Dynamics (CFD) simulation varies depending on the application. Conventionally, the model is selected from...

... transfer improvement of 36.7–81.2% and a pressure drop penalty of 60.7–135.6%. The research of Huang et al. [ 9 ] examines the use of a commercial code cfd-ace+ and the Levenberg–Marquardt method to find the optimal perforation diameters of pin-fin arrays based on minimizing temperature difference...

... increased by 41.42%, while the exergetic efficiency reduced from 37.14% to 13.85%. Cooling capacity dropped by 12.73%. The hybrid air-conditioning system based on R1234yf demonstrated tremendous potential for improving vehicle air-conditioning system efficiency. Table 1 CFD model properties...

... media preheater rotation. The mass and momentum conservation equations in the CFD environment for the porous medium are as follows: Mass conservation: (1) ∂ ρ f ∂ t + ∂ ( ρ f u i ) ∂ x j = 0 Momentum conservation: (2) 1 φ...

...: hczhang@hit.edu.cn ; zhc7@vip.163.com Email: 21B902052@stu.hit.edu.cn 07 09 2022 08 03 2023 10 03 2023 03 04 2023 alkali metal reactor structure heat transfer entransy dissipation CFD aerospace heat transfer energy efficiency heat transfer enhancement...

...Lei Guo; Jing Hu To solve the problem of heat reflow in the fan rotation center of the forced convection cooling system in the engine compartment, this study established a calculation model of the external flow field of the engine compartment’s cooling module. It then used the CFD numerical...

...Thilakavathi Ramamurthy; Suresh Krishnan Computational fluid dynamics (CFD) simulation provides full-field variables, enabling a better understanding of flow physics and associated heat transfer. However, assumptions involved in CFD simulation should not affect flow and temperature fields...

... laminar and turbulent flow regimes in a flat tube of a radiator using both single-phase and Eulerian–Eulerian multiphase approaches of computational fluid dynamics (CFD) simulation. Nusselt number is calculated by varying the Reynolds number for both the models and compared with the theoretical...

...: jules-voguelin.simo.tala@imt-lille-douai.fr Email: charbel.habchi@ndu.edu.lb Email: serge.russeil@imt-lille-douai.fr Email: daniel.bougeard@imt-lille-douai.fr 02 09 2021 12 05 2022 15 05 2022 14 06 2022 vortex generator heat transfer CFD common flow up...

... along the direction of the fluid flow. The numerical investigation is based on a three-dimensional computational fluid dynamics (CFD) model that takes into account the phenomenon of mass transfer, heat transfer, species transport, and electrochemical reactions. A detailed comparison of the performance...

... a controllable background pressure in a limited range (1–1.5 bars) and the temperature is stable over the 300–1300 K range. A preliminary study of a methane lifted flame was tested in the PVCB, and computational fluid dynamics (CFD) numerical simulations were also performed. The results show that the lifted...

..., the causes and initial measures of the thermal problem were studied through computational fluid dynamics (CFD) simulation. The key measures and their parameters were determined through the Taguchi method and significance analysis. A prediction model between the parameters and optimization objective was built...

...Haimi Jordaan; P. Stephan Heyns; Siamak Hoseinzadeh This work describes the development of a methodology that couples one-dimensional (1D) network elements with three-dimensional spatial computational fluid dynamic (CFD) elements to analyze shell-and-tube heat exchangers with dense tube bundles...

... 17 07 2020 18 09 2020 CFD equilibrium ideal gas equation non-equilibrium steam condensing flow wet-steam model When the steam is used as working fluid in fluid machinery, the phase-transition can occur during the rapid expansion process. In addition, temperature...

... mm 0.55 110 deg Email: ledongdeng@163.com Email: hongwang@cqu.edu.cn Email: zhuxun@cqu.edu.cn CFD droplet impact dynamics ACSR cable power line icing CLSVOF freezing rain droplets droplet freezing two-phase flow The current paper studies the droplet impact...

... realizable. In this study, we propose a design procedure for mathematically realizable architected heat sinks and investigate their performance using the computational fluid dynamics (CFD) approach. The proposed heat sinks are mathematically designed with topologies based on triply periodic minimal surfaces...

... by direct current. The heat generation rate of the tube was controlled with an exponential function. The numerical simulation of boiling heat transfer for subcooled water flowing in the small-diameter tube was conducted using the commercial computational fluid dynamics (CFD) code, phoenics ver. 2013...

...: parampreets.15.phd@nitj.ac.in Email: v_ratnakishore@cb.amrita.edu Email: chanders@nitj.ac.in 16 11 2019 27 12 2019 27 12 2019 17 01 2020 swirl interactions co-and-counter CFD impingement combustion and reactive flows forced convection heat transfer enhancement...

... consumption by increasing energy efficiency [ 1 ]. The present effort utilized the 6 sigmaroom ® software package to perform CFD simulations of the data center room with different setups. Each individual setup featured two sets of simulations. One set included simulations conducted at peak operating...