Similar Search Results

3-D CFD Modeling for Parametric Study in a 300-MWe One-Stage Oxygen-Blown Entrained-Bed Coal Gasifier

Park, Sang Shin; Jeong, Hyo Jae; Hwang, Jungho - In: Energies 8 (2015) 5, pp. 4216-4236

Three-dimensional computational fluid dynamics (CFD) modeling of the gasification performance in a one-stage, entrained … used various O2/coal and steam/coal ratios, and the modeling used a commercial code, ANSYS FLUENT. CFD modeling …-phase chemical reactions were solved with the Finite–Rate/Eddy–Dissipation Model. The CFD model was verified with actual operating …

Persistent link: https://www.econbiz.de/10011276471

Impacts of Ventilation Ratio and Vent Balance on Cooling Load and Air Flow of Naturally Ventilated Attics

Wang, Shimin; Shen, Zhigang - In: Energies 5 (2012) 9, pp. 3218-3232

studied in this paper using an unsteady computational fluid dynamics (CFD) model. Buoyancy-driven turbulent ventilations in …

Persistent link: https://www.econbiz.de/10010668126

The Impact of Roof Pitch and Ceiling Insulation on Cooling Load of Naturally-Ventilated Attics

Wang, Shimin; Shen, Zhigang; Gu, Linxia - In: Energies 5 (2012) 7, pp. 2178-2196

A 2D unsteady computational fluid dynamics (CFD) model is employed to simulate buoyancy-driven turbulent ventilation in …

Persistent link: https://www.econbiz.de/10010676134

Parametric Study of Thermodynamics in the Mediterranean Courtyard as a Tool for the Design of Eco-Efficient Buildings

Rojas, Juan M.; Galán-Marín, Carmen; … - In: Energies 5 (2012) 7, pp. 2381-2403

courtyards as passive energy saving systems. This work is based on the creation of a Computational Fluid Dynamics (CFD) numerical …

Persistent link: https://www.econbiz.de/10011030763

Insight into Rotational Effects on a Wind Turbine Blade Using Navier–Stokes Computations

Herráez, Iván; Stoevesandt, Bernhard; Peinke, Joachim - In: Energies 7 (2014) 10, pp. 6798-6822

Rotational effects are known to influence severely the aerodynamic performance of the inboard region of rotor blades. The underlying physical mechanisms are however far from being well understood. The present work addresses this problem using Reynolds averaged Navier–Stokes computations and...

Persistent link: https://www.econbiz.de/10011030844

Energy Saving Evaluation of the Ventilated BIPV Walls

Lai, Chi-Ming; Lin, Yi-Pin - In: Energies 4 (2011) 6, pp. 948-959

investigated via engineering considerations and computational fluid dynamics (CFD) simulations. The results show that the heat …

Persistent link: https://www.econbiz.de/10011030877

Latest Developments in Numerical Wind Synopsis Prediction Using the RIAM-COMPACT® CFD Model—Design Wind Speed Evaluation and Wind Risk (Terrain-Induced Turbulence) Diagn...

Uchida, Takanori; Ohya, Yuji - In: Energies 4 (2011) 3, pp. 458-474

Generators (WTGs). We have developed a CFD model for unsteady flow called Research Institute for Applied Mechanics, Kyushu … University, COMputational Prediction of Airflow over Complex Terrain (RIAM-COMPACT®). The RIAM-COMPACT® CFD …

Persistent link: https://www.econbiz.de/10011030897

State of the Art and Trends in Wind Resource Assessment

Probst, Oliver; Cárdenas, Diego - In: Energies 3 (2010) 6, pp. 1087-1141

, whereas more recently full CFD models have been applied to wind farm micrositing. Linear models tend to perform well for …

Persistent link: https://www.econbiz.de/10011031111

Simulation of the Effect of Water Temperature on Domestic Biomass Boiler Performance

Gómez, Miguel A.; Comesaña, Roberto; Feijoo, Miguel … - In: Energies 5 (2012) 4, pp. 1044-1061

fluid dynamics (CFD) techniques. The models presented were used in the simulation of a domestic pellet boiler working under …

Persistent link: https://www.econbiz.de/10011031176

Application and Comparison of Different Combustion Models of High Pressure LOX/CH4 Jet Flames

Giorgi, Maria Grazia De; Sciolti, Aldebara; Ficarella, … - In: Energies 7 (2014) 1, pp. 477-497

The present work focuses on the numerical modeling of combustion in liquid-propellant rocket engines. Pressure and temperature are well above thermodynamic critical points of both the propellants and then the reactants show liquid-like characteristics of density and gas-like characteristics for...

Persistent link: https://www.econbiz.de/10011031204