Curve fitting Using Python

Aim: Modelling IC Engine Piston Assembly in SOLIDWORKS and performing a motion study with effects on following design considerations: 0mm offset (between wrist pin and the axis of the crank) 10 mm positive offset (between wrist pin and the axis of the crank) 10 mm negative offset (between wrist pin and the axis of the…

Aim: Performing data Analysis on Engine Performance Data using PYTHON. Objective: To perform following: Demonstrating File parsing using Python Plotting various graphs Calculating Area Under Curve Calculate engine performance Characteristics Problem Statement: Data visualizer: Your script should take column numbers as…

Aim: Understanding frequency analysis of a rotating shaft. Objective: Create a 3D Model of a shaft in SolidWorks. Perform a frequency analysis and explain the results. Theory: Every structure has the tendency to vibrate at certain frequencies, called natural or resonant frequencies. Each natural frequency is associated…

Aim: Design and analysis on a centrifugal pump using SOLIDWORKS. Objective: To create a 3D model of a centrifugal pump in SolidWorks. To perform a flow simulation project on centrifugal pump To perform a parametric study to understand the performance characteristics of the designed pump. To plot a graph of pressure ratio…

Aim: Performing Curve Fitting in PYTHON Objective: Getting best fit for given set of data Understanding the parameters to check the goodness of fit Theory: Curve fitting is the process of constructing a curve, or mathematical function, that has the best fit to a series of data points, possibly…

Aim: Parsing NASA thermodynamic data using MATLAB programming. Theory: NASA came up with polynomials that can be used to evaluate thermodynamic properties such as Cp, H and S. They have also documented the coefficients that are required to evaluate these polynomials for 1000+ species. Below figure shows the structure…

RANKINE CYCLE SIMULATOR using MATLAB  Theory: The Rankine cycle is a model used to predict the performance of steam turbine systems. It was also used to study the performance of reciprocating steam engines. The Rankine cycle is an idealized thermodynamic cycle of a heat engine that converts heat into mechanical work…

Aim: Solving Second Order Differential equations using PYTHON. Theory: A simple pendulum is one which can be considered to be a point mass suspended from a string or rod of negligible mass.                           When displaced from…

Aim: Solving Second Order Differential equations using MATLAB. Theory: A simple pendulum is one which can be considered to be a point mass suspended from a string or rod of negligible mass.                                   …

MOTION ANALYSIS OF INTERNAL GENEVA MECHANISM using SOLIDWORKS The Geneva drive or Maltese cross is a gear mechanism that translates a continuous rotation movement into intermittent rotary motion. The rotating drive wheel is usually equipped with a pin that…

Motion Analysis of a Planetary Gear Assembly using SOLIDWORKS Gear Drives are widely used for power transmission in variety of engineering applications Gear drives offer the following advantages compared with chain or belt drives: It is a positive drive and the velocity ratio remains constant. The centre distance between…

Aim: To write code to fit a linear and cubic polynomial for the cp data using MATLAB. Theory: Curve fitting is the process of constructing a curve, or mathematical function, that has the best fit to a series of data points, possibly subject to constraints. After fitting data with one…

Aim: Write a code in MATLAB to optimise the stalagmite function and find the global maxima of the function. Theory:  A stalagmite is an upward-growing mound of mineral deposits that have precipitated from water dripping onto the floor of a cave. Most stalagmites have rounded or flattened tips. Below figures…

Aim:  To develop a PYTHON program to solve an Otto cycle problem and Plot a PV diagram Find the thermal Efficiency of the cycle Theory: The Otto Cycle, describes how heat engines turn gasoline into motion. Like other thermodynamic cycles, this cycle turns chemical energy into thermal…

Aim: Creating a 3D model of FlowBench in SOLIDWORKS and performing flow simulation. Objective: Performoing Parametric Study on Performing Grid Dependent test Effect of mass flow rate on valve lift Theory: An air flow bench is a device used for testing the internal aerodynamic qualities of an engine component…

Aim: Model the flow over a NACA0017 Airfoil with different angle of attacks. Objective: To understand and determine following NACA Airfoil Nomenclature Calculation of drag and lift coefficients at different angle of attacks Plot the graph of drag force v/s angle of attack Plot the graph of lift force v/s angle of attack…

Aim: To get started with Flow Simulation in Solid Works and perform the following objectives: Simulating Internal flow through pipe. Creating a Parametric Study by changing Reynold's No. from 100,1000 to 10000. Analysing the velocity profile at 95%, 90% and 85% of pipe length. Comparing the Velocity Profiles at each of…

Aim: To create a valve train assembly in SOLIDWORKS and perform a motion study over two different cam lift profiles. Objective: Perform the motion analysis with the design given in the table below Sr. No Cam Lift (mm) Speed (rpm) Material 1 3.5  1500 Cast Carbon Steel 2 6 1500 Cast Carbon Steel Also find the Following:…

Aim: Study the external flow behaviour over a cylinder and performing a Parametric study by changing the Reynold’s number using SOLIDWORKS Flow Simulation. Objective: Perform CFD simulation and: Calculate the Reynold’s number by running baseline simulation. Calculate flow through time for 10%, 20% and 100%…