Week 5 - Rayleigh Taylor Instability

Problem Definition: Perform the heat transfer analysis using ANSYS-Fluent software for the cylindrical Lithium-ion Battery with heat generation boundary conditions. Create an enclosure and use air as the working fluid for cooling the battery back system (4 * 2) Take air inlet temperature as 26°C and space between the…

To perform a parametric study on the gate valve simulation by setting the opening from 10 % to 80%.  Objective Obtain the mass flow rates at the outlet for each design point. Calculate the flow coefficient and flow factor for each opening and plot the graph. Discuss the results of the mass flow rate and flow coefficient. …

Objective Write a few words about any four empirical models used to calculate the cyclone separator efficiency.  To perform an analysis on a given cyclone separator model by varying the particle diameter from 1 μm to 5 μm and calculate the separation efficiency in each case.…

Objectives What are some practical CFD models that have been based on the mathematical analysis of Rayleigh Taylor waves? In your own words, explain how these mathematical models have been adapted for CFD calculations. Perform the Rayleigh Taylor instability simulation for 2 different mesh sizes with the base mesh being…

Objectives Give a brief description of why and where a CHT analysis is used. Maintain the y+ value according to the turbulence model and justify the results.  Calculate the wall/surface heat transfer coefficient on the internal solid surface & show the velocity & temperature contours in appropriate areas.…

GIVEN Simulate an external flow analysis of an Ahmed body using a wind tunnel velocity has 25 m/s and give the following results 1. Velocity and pressure contours.  2. The drag coefficient plot for a refined case. ( For a velocity of 25m/sec, the drag coefficient should be around 0.33). 3. The vector plot clearly…

INTRODUCTION:Flow over a cylinder is a simple problem to understanding the flow and behaviour of fluid over objects. The geometry of the cylinder is simple and allows us to understand all the complexities that occur and turbulence for different Reynolds Numbers. Reynolds Number helps us to understand the flow patterns…

GIVEN Perform a steady-state conjugate heat transfer analysis on a model of a graphics card Procedure THE PURPOSE OF CONJUGATE HEAT TRANSFER ANALYSIS IS TO VARIOUS TEMPERATURES CONCERNING SOLIDS AND FLUIDS, DUE TO THERMAL INTERACTION BETWEEN THEM LIKE HEATING WATER IN A PAN OR HEAT TRANSFER FROM THE ENGINE TO…

GIVEN Your job is to set up steady-state simulations to compare the mixing effectiveness when the hot inlet temperature is 360C & the Cold inlet is at 190C.  Use the k-omega SST model for the cases Case 1  Short mixing tee with a hot inlet velocity of 3m/s. Momentum ratio of 2, 4.  Case 2  Long…

Tesla Cyber Truck Aim To do an external flow analysis of a Tesla cyber truck, we need to create a volumetric mesh of the tunnel with the given model. Procedure The Wind tunnel volumetric mesh has been created with the surface mesh of the given model and wind tunnel. Initially, we need to check the geometric clearance of…

Objective Hear the surface wrap has to generate with the given model with a target length of 3mm. the surface wrap is used to create a mesh of a complex shape or closed and manifold surface mesh from complex geometry. We get a total of three models of geometry. Mesh has been created by following the steps. step1:Initially,…

Objective Hear the mesh has to generate with the given model with a target length of Body - 3 mm Lights - 4 mm Grills - 1 mm Rims and Tyres - 2 mm Optical Rear view mirror - 2 mm Window - 2 mm Silencer - 3 mm Logo - 1 mm After creating surface mesh for the entire car we need to build a tunnel to create a mesh for the external…

Objective Hear the mesh has to generate with the given model with a target length of Blade stage-1 = 1 mm,Blade stage-2 = 1 mm,Impeller = 2 mm,Shaft rotor = 1 mm,Turbo casing = 5 mm,Compressor casing = 5 mm and Inlet casing cover = 5 mm The surface mesh has to be developed with the  spot mesh with the surface mesh…

For the given model, check for the geometrical errors and perform Topology cleanup accordingly. Set three different target lengths as three different cases and mesh the model.  Target length = 1mm, 3 mm and 5 mm (i.e. 3 cases) Element type = Tria Objective Hear the mesh has to generate with the given model with a…

GIVEN Solve the 2D heat conduction equation by using the point iterative techniques Boundary conditions Top Boundary = 600 K Bottom Boundary = 900 K Left Boundary = 400 K Right Boundary = 800 K Solve the problem using Steady state analysis & Transient State Analysis You will implement the following methods for…

Given      analytical function exp(x)*cos(x) Hint i) The order of accuracy P = Number of nodes in the stencil N - order of derivative Q + 1 for symmetric/central schemes ii) The order of accuracy P = Number of nodes in the stencil N -…