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To mesh the TRUNK BIW component of an Automobile Using ANSA

OBJECTIVE: To mesh the trunk BIW model for structural analysis using ANSA. 2. PROCEDURE: 2.1 Geometry Cleanup: First the model is imported to the ANSA software and checked for topological errors. These geometrical errors have to be rectified by the user using some of the tools available in ANSA from the modules buttons…

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Read more Projects by PHANI CHANDRA S (40)

Week 11: Project 2 - Emission characterization on a CAT3410 engine

Objective:

Objective :1. The CAT3140 engine f or open-W and omega piston models generates a sector geometry of t he combustion chambers.2. To simulate t he t wo-sector profiles with t he same parameters.3. To analyze and compare t he different operative conditions of both configurations and compare t heir performanceparameters.4.…

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22 Sep 2021 10:07 AM IST

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    Week 10: Project 1 - FULL HYDRO case set up (PFI)

    Objective:

    Objective● To simulate t he Port f uel i njection engine using Converge t o determine i ts performance &emissionsPort Fuel I njection:P ort f uel-injection systems l ong ago replaced carburettors i n cars becauseof t heir efficiency and l ower maintenance requirements. With port f uel-injection, gasoline i ssprayed…

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    22 Sep 2021 09:57 AM IST

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      Week 8: Literature review - RANS derivation and analysis

      Objective:

      Aim: To derive the Reynolds Averaged Navir Stokes(RANS) Equations. Objective: To find the expressions for reynolds stress by applying Reynolds decomposition to the Navier-Stokes equations. Also understanding the difference between the turbulent viscosity and molecular velocity. Literature Review: The fluid flow is bascially…

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      22 Sep 2021 09:52 AM IST

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        Week 7: Shock tube simulation project

        Objective:

        AIM: To perform shock tube simulation. PROCEDURE:  The model is imported to the converge studio software and the boundary flagging is done.                                                      The case setup consists of the following things,and all the fields are setup for the simulation                     Setup: Material…

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        22 Sep 2021 09:50 AM IST

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          Week 6: Conjugate Heat Transfer Simulation

          Objective:

          AIM: To perform a Conjugate heat transfer simulation through a pipe. THEORY: The term conjugate heat transfer (CHT) is used to describe processes that involve variations of temperature within solids and fluids, due to thermal interaction between the solids and fluids. Conjugate heat transfer corresponds with the combination…

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          28 Dec 2020 12:43 PM IST

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            Week 5: Prandtl Meyer Shock problem

            Objective:

            AIM: To perform prandtl meyer shock problem. INTRODUCTION: Prandtl Meyer expansion fan is a two dimensional simple wave. It is a centered expansion process that occurs when a supersonic flow turns around a convex corner. The fan consists of a finite number of Mach waves diverging from a sharp corners. When a flow turnsaround…

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            28 Dec 2020 12:36 PM IST

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              Week 4: Project - Transient simulation of flow over a throttle body

              Objective:

              AIM: To perform transient simulation of flow over a throttle body. PROCEDURE:  The throttle body geometry is imported and the boundary flagging is done.                            In transient case,the rotation centre and axis should be calculated…

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              28 Dec 2020 11:31 AM IST

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                Week 4: Project - Steady state simulation of flow over a throttle body

                Objective:

                AIM: To perform steady state simulation for flow over a throttle body. PROCEDURE:  The throttle body geometry is imported and the boundary flagging is done.                            Once the boundaries are allotted then we proceed for the…

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                28 Dec 2020 11:19 AM IST

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                  Assignment 11

                  Objective:

                  OBJECTIVE:  Set discretization length of 0.1mm and compare it with the case of discretization length of 40mm Compare Parameters like Torque, BSFC, Maximum Cylinder Pressure, Simulation Time Explore the tutorial "Building Intake Manifold from STL model" i.e. conversion of 3D Model into 1D GT Model.   Case-1: 1cylDI…

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                  25 Nov 2020 08:14 PM IST

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                    Assignment 6

                    Objective:

                    Turbocharging : A turbocharger, or turbo, is a gas compressor. It is used to force air into an IC engine. A turbocharger is a form of forced induction. It increases the amount of air entering the engine to create more power. A turbocharger has the compressor powered by a turbine. The turbine is driven by the exhaust gas…

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                    21 Nov 2020 12:31 PM IST

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                      Assignment 7

                      Objective:

                      OBJECTIVE: Explore tutorial number 9 and write a detailed report  Build FRM Model for following configuration using FRM builder approach Bore 102 mm stroke 115 mm CR 17 No of cylinder 6 CI engine Twin Scroll Turbine GT Controller Run all cases FRM Modelling : Fast Running Engine Models are dynamic, fully-physical…

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                      17 Nov 2020 12:28 AM IST

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                        Comparison of CI vs SI

                        Objective:

                        AIM:  1.Compare SI vs CI and list down differences 2.Comments on following parameters BSFC Exhaust Temperature A/F ratios 3.Change MFB 50 and observe impact on performance PROCEDURE: The SI and CI engine models are run at 1800rpm with the following cylinder geometry. CI ENGINE           …

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                        05 Nov 2020 08:09 PM IST

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                          Week 12 - Symmetry vs Wedge vs HP equation

                          Objective:

                          Objective: To make the simulation work with Symmetry Boundary Condition. Write a Matlab program that takes an angle as input and generates a blockMesh file for the given angle. Angles to test: 10,25,45. Theory: SymmetryPlane BC: The symmetry boundary condition defines a mirror face/surface. The symmetry condition should…

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                          05 Nov 2020 07:37 PM IST

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                            Week 11 - Simulation of Flow through a pipe in OpenFoam

                            Objective:

                            Objective: Simulation of flow through pipe. You need to calculate the length of the pipe Calculate length of the pipe using the entry length formula for laminar flow through a pipe Show that entry length is sufficient to produce a fully developed flow. You will have to compare velocity profiles at different positions along…

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                            05 Nov 2020 07:36 PM IST

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                              Week 7 - Simulation of a 1D Super-sonic nozzle flow simulation using Macormack Method

                              Objective:

                              INTRODUCTION: We consider the steady, isentropic flow through a convergent-divergent nozzle. The flow at the inlet to the nozzle comes from a reservoir where pressure and temperatures are at stagnation. Also it is assumed that the crosss sectional area of the nozzle is very large so that the velocity is almost V ~ 0. The…

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                              26 Oct 2020 01:08 PM IST

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                                Week 9 - FVM Literature Review

                                Objective:

                                Objective: To describe the need for interpolation schemes and flux limiters in the Finite Volume Method. Finite Volume Method (FVM): The finite volume method (FVM) is a method for representing and evaluating PDE in the form of algebraic equations. Similar to the finite difference method or finite-element method, values…

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                                22 Oct 2020 07:28 PM IST

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                                  Assignment 2

                                  Objective:

                                  AIM:  1. To Run the case SI engine single cylinder at 1800 rpm and list down important parameters  air flow rate BMEP BSFC In-cylinder pressure 2. Increase the power output at 3600 rpm by 10%  PROCEDURE: I. The case is set at 1800 RPM. RESULTS: air flow rate = 24.64 kg/h BMEP = 9.47 bar BSFC = 239.17 In…

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                                  19 Oct 2020 08:34 PM IST

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                                    Week 8 - BlockMesh Drill down challenge

                                    Objective:

                                    AIM: Simulating the flow through backward facing step using icoFOAM solver. PROCEDURE:   icoFOAM solves the incompressible laminar navier stokes equations using PISO algorithm. Path to find solver       tutorials -> incompressible -> icoFOAM Mesh generation To create the BFS,we have to edit…

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                                    18 Oct 2020 06:39 PM IST

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                                      Assignment 1

                                      Objective:

                                      I. List of Modules available in GT-SUITE: GT-SUITE supplies a comprehensive set of component libraries that simulate the physics of fluid flow, thermal, mechanical, electrical, magnetic, chemistry, and controls. From those libraries, one can build accurate models of almost any engineering system, including vehicles, engines,…

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                                      14 Oct 2020 08:06 AM IST

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                                        Challenge on Combustion

                                        Objective:

                                        AIM: To perform a combustion simulation on the combustor model and to plot the variation of the mass fraction of the different species’ in the simulation using line probes at different locations of the combustor and also to add water content in the fuel from 5% to 30% by mole and observe its effects. PROCEDURE: Geometry…

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                                        02 Oct 2020 08:26 PM IST

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                                          Conjugate Heat Transfer Analysis on a graphics card.

                                          Objective:

                                          AIM: To perform CHT analysis on Graphic card. PROCEDURE: Geometry:                                     Geometry details:        Processor                     …

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                                          21 Sep 2020 05:13 AM IST

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                                            Rayleigh Taylor Instability Challenge

                                            Objective:

                                            OBJECTIVE: To perform the Rayleigh Taylor Instability Simulation. INTRODUCTION:  The Rayleigh-Taylor instability occurs when a light fluid is accelerated into a heavy fluid, and is a fundamental fluid-mixing mechanism. Any perturbation along the interface between the two fluids will grow. The width of the mixing layer…

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                                            18 Sep 2020 10:21 AM IST

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                                              External Aerodynamic Simulation Over Mercedes Benz Actros Truck using STAR-CCM+

                                              Objective:

                                              AIM:  To Perform External Aerodynamics Simulation over Mercedes Benz Actros Truck using STAR-CCM+ PROCEDURE: Part-I:  Simulating complete model The given model is inclined i.e. the container is deviated and has to be made straight.                    …

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                                              18 Sep 2020 08:44 AM IST

                                              • STAR-CCM
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                                              Gate Valve Parametric Study

                                              Objective:

                                              AIM: To perform a parametric study on Gate Valve. PROCEDURE: First the model is imported to spaceclaim.                                      Then the fluid volume is extracted using the extract tool. After extracting the fluid…

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                                              16 Sep 2020 12:42 PM IST

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                                                Cyclone Separator Challenge

                                                Objective:

                                                AIM: To perform analysis on cyclone separator and calculate the separation efficiency and pressure drop.   INTRODUCTION: Cyclone separators or simply cyclones are separation devices (dry scrubbers) that use the principle of inertia to remove particulate matter from flue gases. Cyclone separators is one of many air pollution…

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                                                11 Sep 2020 10:13 PM IST

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                                                  Project 1 : Flow over Ahmed Body

                                                  Objective:

                                                  AIM: To perform an external aerodynamic simulation over Ahmed Body with two different turbulence models which are K-Epsilon and K-Omega SST and varying slant angles 25 and 35 degrees. INTRODUCTION:  Automotive aerodynamics comprises of the study of aerodynamics of road vehicles. Its main goals are reducing drag,…

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                                                  11 Sep 2020 10:11 PM IST

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                                                    Exhaust Port Challenge

                                                    Objective:

                                                    OBJECTIVE: To Carryout Conjugate Heat Transfer Analysis on the Exhaust Port of an I.C Engine. INTRODUCTION: The analysis type Conjugate heat transfer (CHT) allows for the simulation of heat transfer between Solid and Fluid domains by exchanging thermal energy at the interfaces between…

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                                                    30 Jun 2020 05:22 AM IST

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                                                      Steady Vs Unsteady flow over a cylinder

                                                      Objective:

                                                      OBJECTIVE: To simulate the flow over a cylinder using unsteady and steady state solvers. INTRODUCTION:  In fluid dynamics, vortex shedding is an oscillating flow that takes place when a fluid such as air or water flows past a bluff (as opposed to streamlined) body at certain velocities, depending…

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                                                      13 Jun 2020 12:08 PM IST

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                                                        Ahmed Body Challenge

                                                        Objective:

                                                        AIM: To Perform CFD simulation of flow around Ahmed Body. INTRODUCTION:  Automotive aerodynamics comprises of the study of aerodynamics of road vehicles. Its main goals are reducing drag, minimizing noise emission, improving fuel economy, preventing undesired lift forces and minimising other causes of aerodynamic…

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                                                        26 May 2020 05:18 PM IST

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                                                          Steady State Simulations to Compare the mixing effectiveness in Tee Geometry Using Ansys Fluent

                                                          Objective:

                                                          AIM: To setup steady state simulations to compare the mixing effectiveness in Tee geometry.  Case 1  Short mixing tee with hot inlet velocity of 3m/s Momentum ratio of 2 Case 2  Long mixing tee with hot inlet velocity of 3m/s Momentum ratio of 2 Case 3 Short mixing with hot inlet velocity of 3 m/s Momentum…

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                                                          08 Feb 2020 07:17 AM IST

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                                                          simple pendulum simulation

                                                          Objective:

                                                          OBJECTIVE: To write a program to solve the ordinary differential equation and to simulate the pendulum motion. The ODE is as follows: `(d^2theta)/(dt^2)+(b/m*(d*theta)/dt)+(g/L)sintheta=0`  where g = gravity in m/s2 = 9.81m/s2 L = length of the pendulum in m = 1 metre m = mass of the ball in kg = 1kg b=damping coefficient…

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                                                          08 Feb 2020 06:38 AM IST

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                                                            Discretization basics for range of dx

                                                            Objective:

                                                            OBJECTIVE: To write a program that compares the first, second and fourth order approximations of the first derivative against the analytical or exact derivative with a varying value of dx. The function that is to be computed is f(x) = sin(x)/x^3 and the given value for x is x=pi/3. Numerical computation for first…

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                                                            08 Feb 2020 06:38 AM IST

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                                                              To mesh the backdoor of an Automobile for Structural Analysis Using ANSA

                                                              Objective:

                                                              1.OBJECTIVE:  To Mesh the Backdoor of an automobile using ANSA. 2. PROCEDURE: 2.1 Geometry cleanup: First the model is imported to the ANSA software and checked for topological errors. These geometrical errors have to be rectified by the user using some of the tools available in ANSA from the modules buttons namely:…

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                                                              16 Jan 2020 12:26 PM IST

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                                                              To mesh the IP substrate plastic component of an automobile using ANSA.

                                                              Objective:

                                                              OBJECTIVE: To perform meshing for the IP substrate component with the given quality criteria using ANSA. PROCEDURE: 1. Geometry cleanup: First the model is imported to the ANSA software and checked for topological errors. These errors are rectified using some of the tools provided by ANSA which are: a) Faces -> New…

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                                                              16 Jan 2020 12:17 PM IST

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                                                              To mesh the TRUNK BIW component of an Automobile Using ANSA

                                                              Objective:

                                                              OBJECTIVE: To mesh the trunk BIW model for structural analysis using ANSA. 2. PROCEDURE: 2.1 Geometry Cleanup: First the model is imported to the ANSA software and checked for topological errors. These geometrical errors have to be rectified by the user using some of the tools available in ANSA from the modules buttons…

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                                                              15 Jan 2020 06:03 AM IST

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                                                              To mesh the plastic holder model using ANSA

                                                              Objective:

                                                              OBJECTIVE:  To mesh the plastic holder component for structural analysis using ANSA. PROCEDURE: 2.1 Geometry Cleanup: First the model is imported to the ANSA software and checked for topological errors. The model has no topological errors and hence we can proceed with extracting mid-surface. 2.2 Mid-surface extraction:…

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                                                              15 Jan 2020 06:03 AM IST

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                                                              Meshing the Hood of an Automobile for structural analysis using ANSA

                                                              Objective:

                                                              OBJECTIVE: To  mesh the hood of an automobile using ANSA. PROCEDURE: 2.1 Geometry cleanup: First the model is imported to the ANSA software and checked for topological errors. These geometrical errors have to be rectified by the user using some of the tools available in ANSA from the modules buttons namely: a) Faces…

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                                                              15 Jan 2020 06:03 AM IST

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                                                              To Mesh the Interior Plastic Component Of A Side Door of An Automobile For Structural Analysis Using ANSA

                                                              Objective:

                                                              OBJECTIVE: To perform meshing operation for the interior plastic component of a side door of an automobile for structural analysis using ANSA. 2. PROCEDURE: 2.1 IMPORTING MODEL AND GEOMETRY CLEANUP: i) First the model has to be imported to the ANSA GUI window using FILE -> OPEN.     ii) Then we shall…

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                                                              11 Jan 2020 08:02 PM IST

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                                                              Solving the Steady and Transient state 2-D Equation

                                                              Objective:

                                                              OBJECTIVE:  To solve the steady and unsteady 2D heat conduction equation problem using point iterative techniques. Conduction: Conduction is a mode of heat transfer between high energy particle and a low energy particle. It takes place in a stationary medium due to the presence of temperature gradient. Conduction…

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                                                              10 Nov 2019 05:18 AM IST

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                                                                Deriving fourth order approximations using Taylor Table Method

                                                                Objective:

                                                                OBJECTIVE: To derive the fourth order approximation of a second order derivative using central differencing scheme,skewed right difference scheme and skewed left difference scheme with the help of Taylor table and also to compare the obtained values with analytical derivative value for the given function. DERIVING THE…

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                                                                01 Nov 2019 08:09 PM IST

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