Week 6 - CHT Analysis on a Graphics card

COMPUTATIONAL INVESTIGATION OF INTAKE SYSTEM OF TURBOFAN’S INSTAKE SYSTEM 1. INTRODUCTION Jet propulsion engine is a class of power-developing thermodynamic machines based on the Brayton cycle. Jet propulsion came into existence since the Wright Brothers invented the first aircraft, which started with the use of…

COMBUSTION OF NATURAL GAS 1. OBJECTIVE Case 1: To simulate the combustor model, plot the variation of mass fraction of different species in the simulation at given locations, and to plot the emissions of CO2, H2O, CH4, N2, O2, NOx, and soot formations. Case 2: To simulate the combustor model by varying the water content…

GATE VALVE SIMULATION 1. OBJECIVE To obtain the mass flow rates, flow coefficient and flow factor for each design point for the given gate valve model. 2. 3D MODEL The given 3D model of gate valve is modified to have higher inlet and outlet dimensions to obtain a steady fluid volume. Fig.2.1. Solid Volume Fig.2.2. Fluid…

CYCLONE SEPARATOR SIMULATION USING DPM 1. OBJECTIVE To brief about the empirical models used to calculate cyclone separator To perform the simulation and calculate the efficiency of cyclone separator by varying particle size from 1 - 5 μm for inlet velocity of 3 m/s. To perform the simulation and calculate the efficiency…

CHT ANALYSIS OF GRAPHICS CARD 1. OBJECTIVE To simulate the CHT analysis of given graphics card under various boundary conditions, and to obtain the maximum temperature and heat transfer coefficient attained by the processor. 2. 3D MODEL A simplified model of graphics card is used for the CHT analysis as complex designs…

RAYLEIGH TAYLOR INSTABILITY SIMULATION 1. OBJECTIVE To perform Rayleigh Taylor instability simulation for two different mesh sizes, and to run a simulation with water and user-defined material. 2. 2D MODEL A 2-D model, consisting of two zones, is used for the Rayleigh Taylor instability simulation. The zones are obtained…

EXHAUST PORT – CHT ANALYSIS 1. OBJECTIVE To simulate the CHT analysis of the given exhaust port using turbulence model, and to calculate the wall/surface heat transfer coefficient on the internal solid surface. 2. 3-D MODEL The exhaust port consists of four inlets and one outlet perpendicular to the latter.…

FLOW OVER AHMED’S BODY 1. OBJECTIVE To describe Ahmed’s Body, and to simulate the fluid flow over the given Ahmed Body using the provided boundary conditions. Explain the reason for the negative pressure in the wake region and the significance of the point of separation. 2. 3D MODEL The Ahmed’s Body is…

  Steady and Unsteady Flow over Cylinder   Objective To design the geometry and simulate the flow of air over the cylinder and to explain the Karman Vortex Street phenomenon. 3D Model The 3D model comprises of the 2D cylinder and the boundary conditions such that the vortex shedding could be clearly visible behind…

Mixing Tee – Report  1. Objective To simulate the mixing of two fluids (air) at different temperatures in a mixing tee and to determine the average temperature and its standard deviation at the outlet using two models in Ansys Fluent. 2. 3D Model The 3D model comprises of a mixing tee having short and long…