Chitta Ranjan Behera

30 Questions 24 Answers 0 Followers

Questions related from Chitta Ranjan Behera

What are the best practices to culture the bacteria present in sludge?

How can i continuously monitor the health of sludge which is used for bacteria culturing?

13 May 2015 1,330 10 View

What are the different techniques to measure readily and slowly biodegradable COD?

I have waste water sample. How can I measure the slowly biodegradable and readily biodegradable COD.

22 April 2015 2,741 2 View

How can I put confidence intervals in R plot?

I have X and Y data and want to put 95 % confidence interval in my R plot. what is the command for that.

08 April 2015 8,299 12 View

Can respirometer replace BOD5 test?

Which is more reliable to quantify biodegradable substance in waste water?

26 September 2014 7,117 6 View

How do you build a CART (Classification and regression trees) model in R?

I have data set Y(output)=40*1 and X(input)=40*1000

14 September 2014 964 4 View

How can I build a model from a skew data set?

What are the best possible ways to build a model form skew data which can be further used for estimation purpose?

15 July 2014 193 4 View

Which is preferable; suspended growth or attached growth for biological waste water treatment?

I want to treat my waste water biologically, but I confuse which is the best to use. Is there any criteria to choose between suspended growth or attached growth?

26 June 2014 5,053 10 View

How to zoom a portion of graph in MATLAB without a crosser??

Is there any command available by which we can zoom a portion of the graph?

16 April 2014 939 21 View

I want to discharge treated municipal wastewater to an agriculture field, what should be the COD, N, P range for treated water?

What is the permissible range of COD, N, P for industrial purpose?

17 March 2014 5,118 3 View

Can denitrifying bacteria sustain in presence of aeration?

In Activated sludge process we have both heterotroph and autotroph.

09 March 2014 2,773 11 View

How can you solve NMPC objective functions with nonlinear constraint in MATLAB?

NMPC- Nonlinear model predictive control X_dot=f(x,u) Y=C*x objective function: min J = (Y-Ys)^2+du^2+u^2 w.r.t u constraints are : 0

25 February 2014 5,018 4 View

Is there any method to handle the Model Plant Mismatch (MPM) of a nonlinear system?

Please mention references.

06 February 2014 3,474 0 View

What is the range of ammonium ion (NH4+) in municipal as well as industrial waste water?

Please mention the reference.

03 February 2014 7,646 2 View

What is Input to State Stability and how does it work?

Nonlinear stability related.

26 January 2014 8,918 1 View

Question regarding implementation of MPC

When number of controlled output exceeds the number of manipulated inputs, then it is possible to specify set points only for number of outputs equal to or less than number of the manipulated...

28 December 2013 5,213 5 View

How to implement MPC in a MIMO system in order to control some variable?

I have seen people are using step response model, integrator model etc.

19 December 2013 408 3 View

Is it necessary to check controllability before implementing Model Predictive Control (MPC)?

27 November 2013 9,826 8 View

What is the physical significance of Pole and Zero in a transfer function?

Why is the transfer function called the characteristic equation of system?

15 November 2013 7,546 45 View

Why are proportional derivative (PD) controllers not practically realizable?

Why should the number of poles be greater than or equal to zero in a transfer function?

23 October 2013 1,231 22 View

What is the difference among Deterministic model, Stochastic model and Hybrid model?

How to develop hybrid model?

22 October 2013 10,079 62 View

What is the difference between classical control and optimal control?

People seem to be more inclined towards optimal control.

19 October 2013 2,874 18 View

Is it necessary to maintain DO constant at react phase in SBR reactor?

SBR- sequencial batch reactor

15 October 2013 4,261 4 View

Which is more often used for wastewater treatment?

Sequencing batch reactors (SBRs) or continuous reactors? What are the advantages of an SBR over a continuous reactor in a wastewater context?

05 October 2013 6,820 3 View

What is the basic difference between moving horizon window and receding horizon window?

In state estimation context.

29 September 2013 9,357 1 View

What is the difference between convex and non-convex optimization problems?

How do we know whether a function is convex or not? What are the different commands used in matlab to solve these types of problems?

29 September 2013 2,227 97 View

PLC (Programmable logic controller) vs PID - what are the differences?

22 September 2013 3,151 19 View

What is the difference between probability distribution function and probability density function?

22 September 2013 2,948 18 View

How to check whether a system is Linear or Nonlinear?

System is a black box.

11 September 2013 7,669 8 View

How do you prepare synthetic waste water?

I am interested in preparing synthetic waste water which will contain COD of range 500ppm and TN of range 300ppm roughly. What should i add to pure water to make my desired synthetic waste water?

02 August 2013 7,444 1 View

How to measure aqueous nitrous oxide?

I want to measure aqueous nitrous oxide which is produced in nitrification process. Is there any method or sensor available for that?

01 August 2013 1,255 9 View