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# pravin behera

### NIT calicut

17 total contributions since 2015

Pursuing Mtech in Instrumentation and Control system

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Question

How to approximate polynomial?
P =((8700286382685963*x1)/9007199254740992 - (4662469420320393*x2)/18014398509481984)^2 + ((2331234710160197*x1)/9007199254740...

plus d'un an ago | 1 answer | 0

### 1

Question

how do i plot x>=0, z>=0 and xz>=y^2 ?
I want to plot a 3D graph, with x>=0, z>=0 and xz>=y^2. There is no function here and this plot basically is a region satisfyin...

presque 2 ans ago | 1 answer | 0

### 1

Question

How to implement a adder as "xnew=xold+Dc*cos(phi)"
i have to implement this stuff in simulink, i have a variable "x" that i have to change when the variable "Dc" or variable "Phi"...

environ 3 ans ago | 0 answers | 0

### 0

Question

Noise rejection for realtime signal
I have been using LEGO Mindstorms EV3 and in that gyro sensor, there is a trouble i m facing, the gyro sensore when in stable co...

environ 3 ans ago | 0 answers | 0

### 0

Question

How to find sampling time for operation of a real time system?
I have a LEGO Mindstorms EV3, I have designed a algorithm to control the lego robot in upright position, basically i have made a...

environ 3 ans ago | 0 answers | 0

### 0

Question

How to find sampling time for operation of a real time system?
I have a LEGO Mindstorms EV3, I have designed a algorithm to control the lego robot in upright position, basically i have made a...

environ 3 ans ago | 0 answers | 0

### 0

Question

How to find sampling time for operation of a real time system?
I have a LEGO Mindstorms EV3, I have designed a algorithm to control the lego robot in upright position, basically i have made a...

environ 3 ans ago | 0 answers | 0

### 0

Can ping to LEGO EV3 wifi (Netgear) IP address, but fail to connect to it wirelessly - usb connection works. Any suggestions?
Hey hello... Try doing this way.. first connect your LEGO EV3 to wifi through NETGEAR, then go to brick settings>> Brick Info(...

plus de 3 ans ago | 2

Question

How to measure the gyro angle directly in LEGO EV3 Mindstorms?
The LEGO mindstorms ev3 comes with a support package provided by mathworks, but we can only measure the gyro rate not the angle....

plus de 3 ans ago | 1 answer | 0

### 1

Question

R2015 MATLAB folder replaced with R2014a, how to recover the previous MATLAB folder ??
I was using matlab 2014a previously, and now i installed matlab 2015, so the folder naming MATLAB in documents, is replaced with...

environ 4 ans ago | 0 answers | 0

### 0

Question

How to give parameter variation in simulink ??
How to give parameter variation in simulink ?? I want to introduce variation of parameter in simulink, a particular parameter s...

environ 4 ans ago | 1 answer | 0

### 1

Question

White Guassian noises of power 1 dBW in simulink
I want to generate white guassian noise of power 1dBW in simulink, I want to give this as disturbance to my system, I tried with...

environ 4 ans ago | 0 answers | 0

### 0

Question

Fuzzy logic Simulink, Zero crossing error
<</matlabcentral/answers/uploaded_files/31007/mathwork.jpg>> I am getting an error like this !! At time 0.43860273421579...

environ 4 ans ago | 0 answers | 0

### 0

Question

how do i plot a XYZ graph using simulink
I have 3 variables which are varying, and i have to plot them in a 3D plot, in matlab simulink we have XY graph, is there any wa...

environ 4 ans ago | 1 answer | 0

### 1

Question

I am getting an error like this in simulink, please suggest me a idea to tackle this
Derivative of state '1' in block 'mini_project_new3/SubsPQR /p' at time 0.17500000000000002 is not finite. The simulation will b...

environ 4 ans ago | 0 answers | 0

### 0

Question

vector multiplication and dot product
i have 2 matrix and i want to do matrix multiplication, but the elements in matrix are vectors, so i want to take dot product of...

environ 4 ans ago | 1 answer | 0