Davood Shaghaghi

6 Questions 8 Answers 0 Followers

Questions related from Davood Shaghaghi

How can i send S5 timer value to the PLC from MATALB through the OPC Scout ?

Hi to all,I am working on PLC S7-300 and i am trying to make a connection between PLC S7 300 to MATLAB SIMULINK via OPC. I am going to send S5 timer value (such as s5t#50s) to the PLC programming...

03 March 2017 5,444 0 View

How can I calculate the airway resistance of a tube?

Hi to all, I construct a plant including a way for passing of air. I can measure pressure at the start and end of tube and flow rate and maybe temperature. I add an extra artificial orifice as...

04 April 2015 4,268 3 View

Is linear analysis in controller design tool (in MATLAB simulink) applicable to unstable systems?

Hi every body, I have a nonlinear system model in simulink. This system is unstable and I want to design a controller to stabilize it. Due to this, I want to linearize this model and then design a...

12 December 2014 3,999 6 View

Does anyone know about modelling of pneumatic elements ?

Hi all, I work on modelling of pneumatic elements such as transmission tubes, check valve, proportional valve. Does anyone know about modelling of these elements ?

12 December 2014 10,036 1 View

How can I identify a hysteresis system ?

Hi everyone, I want to identify linear model for a pneumatic proportional valve that has hysteresis behavior. I split region of system to 9 sub-regions and apply a PRBS as input of system for...

12 December 2014 5,591 9 View

How can I design a back stepping controller?

Hi everybody, How can I design a back stepping controller for this system? h1 and h2 are states of the system and q is the input. Because, in Khalil's book, design is said for specific type of...

12 December 2014 1,415 8 View