Pankaj Sharma

11 Questions 19 Answers 0 Followers

Questions related from Pankaj Sharma

What error my Simulink Model has for Random Road profile by Shaping Filter Method?

I am trying to generate Random Road Profile Garde-C as per ISO-2631 using the shaping filter equation: d/dt (Z_R (t))= -∝VZ_R (t)+ w(t) where w(t) is a white noise process with the spectral...

19 July 2021 3,104 4 View

What inputs will be used for generating White Gaussian Noise for ISO 8608 Random Road Profile in given Simulink Model?

I am trying to simulate Random Road Profile Grade-C as per ISO 8608 using Shaping Filter Method equation (Eq. 15 of attachement). The value of "Alpha" is taken as 0.127 from Table.3 shown in...

24 March 2021 7,145 10 View

How to calculate frequency weighted rms acceleration as per ISO-2631-1?

I have "Acc. vs Time" data, now what are the complete steps to follow to find frequency weighted rms acceleration as per ISO-2631-1 in frequency domain? ISO gives very complicated definition.

18 January 2021 2,998 0 View

How to Convert Frequency Weighted RMS acceleration from time domain to frequency?

I have Frequency Weighted RMS Acceleration Data for ISO-2631-1 ride comfort analysis in time domain. I want to compare it with ISO-2631-1 Time Exposure Limit plot by superimposing the available...

14 January 2021 2,832 1 View

How many test cycles for MR Damper will be sufficient for consistent results?

The MR Damper with a stroke length of 75 mm is needed to be tested for different current values. The plots will be Displacement/Force , Displacement/Velocity, Force/Time. Will 30 cycles test for...

11 October 2020 4,790 2 View

What's wrong with my FFT Matlab Code?

I have prepared Matlab code (FFT and PSD) for frequency domain analysis of Quarter car passive suspension (Simulink Model Attached). The two Natural Frequencies of this 2DOF model are 3 Hz and 20...

01 March 2020 8,908 6 View

Are my Matlab Codes of FFT and PSD for Passive Suspension Simulink Model Response Right ?

I have prepared Matlab code (FFT and PSD) for frequency domain analysis of Quarter car passive suspension (Simulink Model Attached). The two Natural Frequencies of this 2DOF model are 3 Hz and 20...

28 February 2020 7,023 5 View

Is matlab code available for frequency weighted acceleration ISO 2631-1?

I have acceleration vs time data of array 1008*1 for 7 DOF quarter car model in vertical direction. Simulation is of 10 seconds with step size 0.01, from where I can get matlab code for...

26 June 2019 6,038 3 View

How to find taguchi orthogonal array when factor and level does not match with standard?

For example orthogonal array for taguchi with 3 factors and 4 level for each. Will it be L16?

20 October 2018 7,914 0 View

What this error is with my PID controller design for semi active suspension?

I have created a Simulink model of PID controlled Bouc Wen MR damper semi active suspension. The feedback signal to PID is taken as sprung mass displacement and reference value is set to '0'...

13 October 2018 4,740 4 View

How can I do Fuzzy Rules and MFs optimization by PSO?

I am working on Simulink Model of 8DOF semi active suspension quarter car model with passenger. The MR Bouc Wen Model is used in the model which is controlled by Fuzzy controller with 2 input...

11 May 2018 9,321 2 View