Transient simulation of flow over a throttle body

Objective : Check the material properties of the rail component and calculate the speed of sound in steel rail. Time for sound to travel length of rail. To calculate the time taken for a shock wave to travel from one end of the rail to the other. To edit the engine file so that the stress wave can be monitored.…

Objectives : To perform geometry clean up operation on the given models. To extract midsurface and 2D meshing it with given target element length. To assign proper thickness to the midsurface by creating a generic property.   Introduction :  CAE : Computer-aided engineering is the process of solving engineering…

Objective : Clean up the given IP Substrate models, taking mid plane of the models and then meshing the models with the Target element size of 5mm. Follow the given Quality Criteria and fix the criterian errors.     Introduction : IP (Instrument Pannel) Substrate is longest and thinnest plastic composite…

Objectives : Clean up the given Hood geometry and then mesh the geometry with the Target element size of 5mm. Follow the given Quality Criteria and fix the criterian errors.   Topology clean up : Before stepping into topology clean up of the model, the given model was in '.STP' format which was imported to ANSA.…

Objective : Fixing the topology of the given model and preparing it for surface wrap. Surface wrapping individual models. Merging the individual models into one common volume.   Introduction to Surface wrap : Surface wrap is a technique of replicating the exact gerometrical shape of a model on to a neglibily thin…

 PFI Engine: 1. What is the Compression ratio for the engine? Compression ratio is defined as the ratio of the maximum to minimum volume in the cylinder of an internal combustion engine.  Compression ratio of an engine = `("Maximum Volume of the Cylinder")/("Minimum Volume of the Cylinder")`  Ie,…

Objective : To apply Reynold's decomposition to the Navier-Stokes(NS) equations and come up with the expression for Reynold's stress.   Introduction : Reynolds number :- The Reynolds number is the ratio of intertia forces to viscous forces within a fluid which is being subjected to relative internal movement…

Objective : To perform 3-D simulation on CAT3410 Diesel Engine using two different piston bowl profiles using CONVERGE and to understand the effect of piston bowl geometry on the performance and emission characteristics on the engine. Post processing the results using PARAVIEW.   Background : Diesel engines inherently…

Objective : To setup a Full Hydro simulation on a given Port Fuel Injection (PFI) Engine. To determine various parameters of the Engine. To plot different plots which are essential for fine tuning the engine and correct it's design.   Process followed : Primarily, the given CAD model was imported and then it was then…

Obkective : To setup a case to simulate air flow through a Solid pipe/cylinder constructed using CONVERGE and post process it using ParaVIEW. To visualize and understand the Conjugate Heat Transfer taking place between the walls of the cylinder and the fluid passed inside it. Comparing the Pressure and Velocity contours…

Obective: Setup a base grid to simulate the flow. Use of three different grid sizes. Comparing the Pressure and Velocity contours using ParaVIEW. Plotting velocity, pressure, massflow rate and total cell count for all the 3 different base sizes.   Geometry: A base setup of a backward step was built  containing…

Objective : To clean the given topology of BMW M6 CAD model using ANSA. To name its different parts and assign PID's. To Surface mesh the given model.   Topology clean up : The given BMW M6 CAD model was first checked for geometrical errors, below is the figure showing the CAD model which was imported to ANSA. The…

Objective : To clean the given topology of Cylinder CAD model using ANSA. To name the individual parts and assign individual PID's to them. To surface mesh the given topology.   Topology clean up : The given topology is imported into the ANSA and inspected for any kind of surface errors present in it. The topology…

Objective : To clean the given topology of Turbocharger CAD model using ANSA. To name its different parts and assigning PID's. To surface mesh and volume mesh the given topology.   Topology clean up : The given Turbocharger CAD model is first checked for geometrical errors, the errors are shown below in Fig (1) and…

Objective: Setup a case to simulate flow of air through the inlet and outlet of a Channel using CONVERGE for 3 different base mesh sizes and visualizing the pressure and velocity flow through the channel using ParaVIEW. Contours of pressure and velocity are recorded for the 3 different base mesh sizes. Plotting velocity,…

Objective : To setup a case to simulate the Transient flow over a Throttle body when it is rotating inside a Elbow Channel using CONVERGE and post process it using ParaVIEW. Assigning rotating angle Throttle body and recording its animation in ParaVIEW. Comparing the Pressure and Velocity contours using ParaVIEW. Plotting…

Objective : To prepare a surface error free Port Fuel Injected Engine. To set approriate Boundary Flagging for various parts of the Port Fuel Injected Engine. Setting up a NO-HYDRO simulation for the Port Fuel Injected Engine.   Surface preparation : The PFI Engine model was imported to CONVERGE as a CAD file which…

Objective : To setup a case to simulate the Shock Tube Simulation using CONVERGE and post process it using ParaVIEW. Comparing the Pressure and Velocity contours using ParaVIEW. Plotting temperature, pressure and total cell count as a function of time.   Shock Tube : Shock tubes are devices used for studying the flow…

Objective : To clean the given topology of Pressure valve CAD model using ANSA. To surface mesh the given topology. Using three different mesh sizes to check the effect of different mesh sizes on the topology.   Toplogy clean up : The given topology is first inspected for geometric errors present in them.   …

Objective : To simulate the Prandtl Meyer expansion fan over an expansion corner using CONVERGE and visualize the same in ParaVIEW. Understanding the physics behind the Shock Wave. Literature review on Shock wave and Shock wave Boundary Conditions. Understand the effect of SGS parameter on shock wave location. Understand…

Objective : To setup a case to simulate the Steady state flow over a Throttle valve when it is completely open using CONVERGE and post process it using ParaVIEW. Comparing the Pressure and Velocity contours using ParaVIEW. Plotting velocity, pressure, massflow rate and total cell count for the Steady flow.   Geometry…