Hengameh Kojooyan Jafari

9 Questions 16 Answers 0 Followers

Questions related from Hengameh Kojooyan Jafari

If someone says IR sensors are the same as MX sensors, do you accept it?

Somebody has told me Ir sensors that I have used in my circuit, are the same as Mx sensors however they are different and their circuits can not be arranged similar but he does not accept. Is...

07 June 2024 9,166 4 View

Do you have any research or invent about IR sensors?

I want to record a analog circuit between control and power circuits as innovation. My control circuit is IR sensors with bulb size 10mm (its max current to support power circuit is 100m[A] DC)and...

06 June 2024 4,119 4 View

Is it possible to use pair of IR sensors for lighting staircase?

Pair of IR sensors have sender and receiver sensors but some one declares it is possible to use this sensors for lighting stair case however I have used them for automatic liquid dropper and hand...

06 June 2024 8,395 1 View

Have you seen any dependence of wind density to wind speed when air includes heavy materials?

Air density in some references is 1.20; however in other references is 1.18 or 1.3.

28 May 2014 3,298 8 View

Why is not air considered with pollutions in wind when we formulate wind power in wind turbines?

When wind energy turns wind turbine we consider air energy and Cp but we can consider wind with air and pollutants then Cp and more P.

26 May 2014 9,487 0 View

In state estimation what is the priority of kalman filtering to smooth variable structure filtering (SVSF)?

State estimation strategies

19 October 2012 3,668 4 View

What methods do we use for filtering the noise of machine output signals for feeding parameter estimation program?

Which of them are better and more beneficial?

01 October 2012 2,109 8 View

Why do we use transient measurements instead of steady state measurements in estimation of machine parameters?

Where is the application of this kind of estimation in power system? Is it used for all kind of machine and why?

01 October 2012 1,218 10 View

Is effect of overvoltage and ride-through more important on voltage stability or frequency stability and why?

Voltage disturbance.

26 September 2012 9,603 2 View