Hesham Gad

11 Questions 20 Answers 0 Followers

Questions related from Hesham Gad

I-V curve strange phenomena of a PV module, what's wrong with it?

I have measured the I-V curve of a solar module and I got the following curves Why the I-V is at this form? What are the possibilities of being at this form?

12 February 2016 997 9 View

I need an IGBT inverter board for connecting it to a microcontroller, where I can buy it?

I want to buy a single phase inverter (12VDC to 220VAC) board (2 legs inverter) to connect it to my microcontroller. The inverter must have the following properties: 1. Equipped with opto-couplers...

03 October 2015 1,426 4 View

How I can defuzzify using COG in DSP?

I have 7 triangular MMF in the O/P, and I want to find the Center of Gravity of the output in DSP. How I can do this?

20 April 2015 5,124 2 View

How I can determine the maximum and minimum values of the PID's parameters in fuzzy self-tuning controllers?

I want to design a PID based Fuzzy logic tuning for controlling a DC motor The Fuzzy tuner is responsible for tuning the values of the PID controller. How I can determine the maximum and the...

22 March 2015 2,948 3 View

Can I use Ziggler-Nichols PID tuning method when there is an output saturation?

My PID is used to control the speed of a DC motor, so I have added a saturation in the PID's output with two limits (+12V and -12V) Can I use ZN method with such saturation or I must remove it...

20 March 2015 1,923 3 View

Does anyone has the full parameters of Siemens 3ph induction motor model 1LA7060-4AB10?

I want the full parameters of this motors such as: Rotor resistance Stator resistance Rotor leakage inductance Stator leakage inductance Mutual inductance

27 February 2015 5,053 1 View

Are buck-boost converters considered an industrial systems?

I want to control the buck-boost converters via the FPGA However, I want to make sure if these converters are considered an industrial systems.

24 February 2015 6,562 4 View

What's the best discrete PID formula to be implemented on microcontroller to control a DC motor?

I want to control the speed of DC motor via PID by using a microcontroller or a DSP what's the best PID equation to perform such job?

08 February 2015 9,782 6 View

Is there any mathematical model for the brushed DC motor to emulate it on DSP in real time?

I want to test the performance of a specific control algorithm to control a DC motor Is there any mathematical model to use it on DSP?

28 January 2015 6,026 7 View

Are the FPGA based emulators of DC motor considered an industrial application?

I want to emulate a DC motor inside the FPGA to test the performance of a specific control algorithm. I just want to know, is such thing considered an industrial application?

25 January 2015 8,290 5 View

How I can determine the parameters of a brushed DC motor experimentally using speed vs input voltage?

I have a brushed DC motor, with unknown parameters (R,L, J, ...) How I can determine the parameters of such motor by using the output shaft speed vs input voltage?

05 September 2014 4,773 9 View