- Flow Between Concentric Cylinders
In this application, AcuSolve is used to simulate the flow of water between concentric cylinders. The outer cylinder is held stationary while the inner cylinder rotates with a constant speed. AcuSolve results are compared with analytical results as described in White (1991). The close agreement of AcuSolve results with analytical results validates the ability of AcuSolve to model cases containing thin annular gaps with flow induced by rotating walls.
- Turbulent Flow Through a Pipe
In this application, turbulent flow of air through a pipe is simulated. AcuSolve results are compared with experimental results as described in White (1991) and extracted from the Moody chart. The close agreement of AcuSolve results with experimental results validates the ability of AcuSolve to model turbulent flow within pipes.
- Laminar Couette Flow with Imposed Pressure Gradient
In this application, AcuSolve is used to simulate the viscous flow of water between a moving and a stationary plate with an imposed pressure gradient. AcuSolve results are compared with analytical results described in White (1991). The close agreement of AcuSolve results with analytical results validates the ability of AcuSolve to model cases with imposed pressure gradients.
- Flow Inside a Rotating Cavity
In this application, AcuSolve is used to simulate the flow of air in an enclosed cylindrical cavity with a rotating top and a fixed bottom. AcuSolve results are compared with experimental data adapted from Michelsen (1986). The close agreement of AcuSolve results with experimental data validates the ability of AcuSolve to model cases containing enclosed cavities with flow induced by rotating walls.
- Natural Convection in a Concentric Annulus
In this application, AcuSolve is used to simulate natural convection in the annular space between a heated inner pipe and an outer concentric pipe. AcuSolve results are compared with experimental results adapted from Kuehn and Goldstein (1978). The close agreement of AcuSolve results with experimental results validates the ability of AcuSolve to model cases with flow induced by natural convection.
- Laminar Flow Past a 90° T-Junction
In this application, AcuSolve is used to simulate laminar flow through a channel with two outlets forming a T-junction. AcuSolve results are compared with experimental results adapted from Hayes and others (1989). The close agreement of AcuSolve results with experimental results validates the ability of AcuSolve to model cases with multiple outlet paths.
- Laminar Flow Through a Channel with Heated Walls
In this application, AcuSolve is used to simulate high Peclet number laminar flow through a channel with heated walls. AcuSolve results are compared with analytical results adapted from Hua and Pillai (2010). The close agreement of AcuSolve results with analytical results validates the ability of AcuSolve to model cases involving heat transfer to a moving fluid with a high Peclet number.
- Turbulent Flow Behind an Open-Slit V
In this application, AcuSolve is used to simulate turbulent flow of air through and behind a two dimensional open-slit V. AcuSolve results are compared with experimental results adapted from Yang and Tsai (1993). The close agreement of AcuSolve results with experimental results validates the ability of AcuSolve to model the Coandă effect.
- Turbulent Flow Over a NACA 0012 Airfoil
In this application, AcuSolve is used to simulate turbulent flow of a fluid over a NACA 0012 airfoil at 3 angles of attack, 0 degrees, 10 degrees, and 15 degrees. AcuSolve results are compared with experimental results for coefficients of pressure, lift, and drag reported by NASA. The close agreement of AcuSolve results with experimental results validates the ability of AcuSolve to model external aerodynamics.
- Turbulent Natural Convection Inside a Tall Cavity
In this application, AcuSolve is used to simulate the natural convection of a turbulent flow field within a tall rectangular cavity. AcuSolve results are compared with experimental results as described in Betts and Bokhari (2000). The close agreement of AcuSolve results with experimental results validates the ability of AcuSolve to model cases with natural convection of turbulent flow within a tall cavity.
- Viscous Heating Inside a Rotating Annulus
In this application, AcuSolve is used to simulate fluid flow and viscous heating in an annulus formed by concentric cylinders. AcuSolve results are compared with analytical results adapted from Bird and others (1960). The close agreement of AcuSolve results with analytical results validates the ability of AcuSolve to model cases with viscous heating.
- Separated Laminar Flow Over a Blunt Plate
In this application, AcuSolve is used to simulate the separation of laminar flow over a blunt plate. AcuSolve results are compared with experimental results as described in J.C. Lane and R.I. Loehrke (1980). The close agreement of AcuSolve results with the experimental results validates the ability of AcuSolve to model cases with external laminar flow including separation.
- Turbulent Flow with Separation in an Asymmetric Diffuser
In this application, AcuSolve is used to simulate fully developed turbulent flow through an asymmetric diffuser with a divergent lower wall and a straight upper wall. AcuSolve results are compared with experimental results as described in Buice and Eaton (2000). The close agreement of AcuSolve results with experimental results validates the ability of AcuSolve to model cases with internal turbulent flow with flow separation and reattachment in an asymmetric diffuser.
- Turbulent Flow Over a Backward-Facing Step
In this application, AcuSolve is used to simulate fully developed turbulent flow over a backward-facing step. AcuSolve results are compared with experimental results as described in Driver (1985) and on the NASA Langley Research Center Turbulence Modeling Resource web page. The close agreement of AcuSolve results with experimental data and reference turbulence model performance validates the ability of AcuSolve to model cases with turbulent flow that forms a shear layer, recirculates and then reattaches downstream of the divergent step.
- Turbulent Flow Past a Convex Curve in a Channel
In this application, AcuSolve is used to simulate fully developed turbulent flow through a channel containing a convex curve in the lower wall. AcuSolve results are compared with experimental results as described in Smits (1979) and on the NASA Langley Research Center Turbulence Modeling Resource webpage. The close agreement of AcuSolve results with experimental data and reference turbulence model performance validates the ability of AcuSolve to model cases with turbulent flow moving past a convex curved wall.
- Heat Transfer Between Radiating Concentric Cylinders
In this application, AcuSolve is used to simulate the heat transfer due to radiation between concentric cylinders. The inner and outer cylinders are held at constant temperature and are defined to be radiation surfaces. AcuSolve results are compared with analytical results for temperature as described in Incropera (2006). The close agreement of AcuSolve results with analytical results validates the ability of AcuSolve to model cases with radiation heat transfer requiring view factor computation.
- Turbulent Mixing Layers in an Open Channel
In this application, AcuSolve is used to simulate the mixing of two streams of fluid with different velocities moving past a splitter plate. AcuSolve results are compared with experimental results as described in J. Delville, et al. (1989). The close agreement of AcuSolve results with the experimental results validates the ability of AcuSolve to model mixing layers in the turbulent flow regime.
- Laminar to Turbulent Transition Over an Airfoil
In this application, AcuSolve is used to solve for the flow field around a high lift airfoil with inflow conditions that lead to transitional flow on the pressure and suction side of the airfoil's surface. The moderate level of turbulence intensity at the inlet, low angle of attack and shape of the airfoil induce a transition to turbulent flow after a separation bubble develops on the surface. The coefficient of pressure is compared against experimental data from laboratory experiments.
- Turbulent Flow Through a 180 Degree Curved Channel
In this application, AcuSolve is used to simulate turbulent flow through a strongly curved two dimensional 180 degree U-duct channel. AcuSolve results are compared with experimental results adapted from Rumsey et al. (2000). The close agreement of AcuSolve results with experimental results validates the ability of AcuSolve to model turbulent cases with strong curvature effects.
- Heat Transfer Between Radiating Concentric Spheres
In this application, AcuSolve is used to simulate the heat transfer due to conduction and radiation between concentric spheres. The inside surface of the inner and the outside surface of the outer sphere are both held at constant temperature, while the gap between them radiates the heat from one sphere to the other.
- Single-Phase Nucleate Boiling in a Rectangular Channel
In this application, AcuSolve is used to simulate the wall heat flux due to nucleate boiling at a heated wall inside a rectangular channel with water flow. Results are compared with experimental heat flux measurements as reported by Steiner, et al. (2005). The close agreement of AcuSolve results with experimental results validates the ability of AcuSolve to model single phase nucleate boiling problems.
- Turbulent Flow Past a Wall-Mounted Hump
In this application, AcuSolve is used to simulate fully developed turbulent flow past a smooth hump on the lower wall of a flow domain. AcuSolve results are compared with experimental results as described in Seifert and Pack (2002) and on the NASA Langley Research Center Turbulence Modeling Resource web page. The close agreement of AcuSolve results with experimental data and reference turbulence model performance validates the ability of AcuSolve to model cases with turbulent flow moving past a wall protrusion resulting in flow separation and recovery.
- Turbulent Flow Through a Heated Periodic Channel
In this application, AcuSolve is used to solve for the flow and temperature field within a channel containing a heated wall. The wall is maintained at a constant temperature, inducing heat flux into the fluid, to predict the thermal law of the wall. The non-dimensional temperature versus the non-dimensional height above the wall is compared to the analytical correlation provided by Kader.
- Laminar Couette Flow with Imposed Pressure Gradient and Heated Walls
In this application, AcuSolve is used to simulate the flow of a highly viscous fluid between a moving and a stationary plate with an imposed pressure gradient and fixed temperature on the walls. AcuSolve results are compared with analytical results described in White (1991). The close agreement of AcuSolve results with analytical results validates the ability of AcuSolve to model cases with imposed pressure gradients and viscous heating.
