MBD simulation of a Piston Assembly in Solidworks

Aim: To perform modal/frequency analysis on a rotating shaft in Solidworks. Objective: To perform modal/frequency analysis on a rotating shaft. To obtain the resonant frequencies and mode shapes. Theory: In mechanical systems, resonance is a phenomenon that only occurs when the frequency at which a force is periodically…

Aim: To perform static structural analysis on a plate with a hole in Solidworks. Objective: To perform tensile structural analysis on a plate with one hole. To perform tensile structural analysis on a plate with three holes. To obtain the results and determine the best design. Theory: In many engineering applications various…

Aim: To perform flow simulation inside a pipe in Solidworks. Objective: To simulate the pipe flow at different Reynolds number of 100, 1000, 10000. Place line probes at 95%, 90% and 85% of the pipe length. Compare the normalized velocity profile at each of these locations. Theory: Considering a laminar fluid flow inside…

Aim: To model the flow over a NACA 0017 airfoil for different angle of attacks. Objective: To simulate the flow over a NACA 0017 airfoil. To compare the lift and drag properties for various angle of attacks. Theory: An airfoil (American English) or aerofoil (British English) is the cross-sectional shape of a wing, blade…

Aim: To model and simulate flow through a flowbench valve geometry in Solidworks. Objective: To conduct grid dependency test to select optimum mesh settings. To simulate the flow inside a flowbench geometry. To compare the mass flow rate for different valve lifts. Theory: An air flow bench is a device used for testing…

Aim: To model and simulate transient flow over a cylinder in Solidworks. Objective: To simulate the flow over a cylindrical geometry. To increase the Reynolds number by a factor of 20 %, 40 % and 100 % and observe the changes. Theory: Flow over a cylinder for various Reynolds number is shown below. Reynolds number: …

Aim: To model and simulate flow inside a centrifugal pump in Solidworks and plot it’s performance diagram. Objective: To simulate the flow inside a centrifugal pump. To obtain the relationship between pressure ratio and mass flow rate. Theory: Centrifugal pumps are used to transport fluids by the conversion of rotational…

Aim: To perform buckling analysis on a cyclonic separator stand in Solidworks. Objective: To perform buckling analysis on a cyclonic separator stand without a stiffener. To perform buckling analysis on a cyclonic separator stand with a stiffener at various positions. To obtain the buckling factor of safety and determine…

Aim: To model and perform static structural analysis on various beam designs in Solidworks. Objective: To perform static structural analysis on 3 different beam cross sections. To obtain the stress, strain and displacement plots for all 3 beams. To determine the best beam design for usage. Theory: A beam is a structural…

Aim: To perform MBD simulation on a Piston Assembly. Objective: To model and assemble the Piston Assembly. To perform motion analysis at different wrist pin offset values. To analyse the resulting plots. Theory: A slider-crank linkage is a four-link mechanism with three revolute joints and one prismatic, or sliding, joint.…

Aim: To perform MBD simulation on an IC Engine Valve Train in Solidworks. Objective: To model and assemble the valve train. To perform motion analysis for different cam lifts. To analyse the resulting plots. Theory: Valve Train: A valve train is a mechanical system that controls operation of the valves in an internal combustion…

Aim: To perform MBD simulation on a Planetary Gear Train in Solidworks. Objective: To model and assemble the gear train. To perform motion analysis for different conditions. To analyse the resulting plots. Theory: Epicyclic gearing or planetary gearing is a gear system consisting of one or more outer, or planet, gears…

Aim: To perform MBD simulation on Internal Geneva Mechanism in Solidworks. Objective: To model and assemble the Internal Geneva Mechanism. To perform motion analysis at 10 rpm. To perform motion analysis at 20 rpm. To analyse the resulting plots. Theory: The Geneva drive is a gear mechanism that translates a continuous…

AIM: To find global maxima of stalagmite function OBJECTIVE: To explain the concept of genetic algorithm. To find the global maxima of stalagmite function using genetic algorithm. To plot graphs for various studies. THEORY:  A genetic algorithm is a search heuristic that is inspired by Charles Darwin’s theory…

Aim: To write a code to fit a linear and cubic polynomial for the given Cp vs T data. Objective: Plot the linear and cubic fit curves along with the raw data points. Explain the parameters used to measure the fitness characteristics for both the curves. Theory: Curve fitting is the process of constructing a curve, or mathematical…

Aim: To simulate basic Rankine cycle. Objective: To create a basic Rankine cycle simulator in MATLAB. Calculating the state points of the Rankine Cycle based on user inputs. Plotting the corresponding T-S and H-S curves for givens set of inputs. Rankine Cycle Theory: The Rankine cycle or Rankine Vapor Cycle is…

Aim: To parse NASA’s Thermodynamic data and evaluate properties such as Cp, H, S. Objective: To parse the thermodynamic data and save it. To calculate the thermodynamic properties for each element. To plot the thermodynamic properties. To calculate the molecular weight of each element. Governing Equations: NASA came…

Aim: To write a program to simulate forward kinematics of a 2R robotic arm. Objective: To perform forward kinematics on a robotic arm and simulate it’s workspace. To animate the motion of the robotic arm under the given set of conditions and save it as a video file. Workflow: Program Code clear all close all clc…

Aim: To calculate the Thermal Efficiency of given Otto cycle and plot it’s PV diagram. Objective: ·       To calculate the state variables and plot the corresponding PV diagram. ·       To calculate the thermal efficiency of the cycle for given…

Aim: To simulate the transient behaviour of a simple pendulum by solving it’s equation of motion (Open Differential Equation) Governing Equations: The equation of motion of a simple pendulum is given by the open differential equation: `(d^2 θ)/dt+b/m×(dθ)/dt+ g/l×sin⁡θ=0` Where, θ…