Vladimir Kubov

6 Questions 140 Answers 0 Followers

Questions related from Vladimir Kubov

What is the name of single transistor oscillator?

Radar Mowement Detector RCWL-0516 is based on 3.1GHz single transistor oscillator. This is not Colpitts or Hartley oscillator. This oscillator uses Transmission Line Ring Resonator Feed...

28 December 2017 1,901 0 View

Sun Irradiation Meteo Weather IWEC IMGW epw Data Formats?

Need help on decoding Sun Irradiation Meteo Weather IWEC or IMGW epw Data Formats. What are the names of data columns in epw file? Here is example file.

16 May 2017 5,713 2 View

Hall effect versus Magnetoresistive effect?

The Hall effect is explained with Lorenze forces.This effect has maximal value when electric current I and magnetic fild B are mutually orthogonal. The Magnetoresistive effect of resistance...

12 February 2017 5,087 11 View

Can someone suggest the suitable SPICE-model for Amorphous Silicon PV-battery?

The I(V)-curve for small Amorphous Silicon PV-battery is very differ from I(V)-curve for big Crystalline Silicon PV-battery. So simplest model with Photo-Current Source and Shunt Diode (classic...

08 April 2015 6,759 1 View

Can anybody explain why the temperature are different on two identical solar PV-batteries for SC- and OC-mode?

Here is example of temperature variations on two identical solar PV-batteries for Short Circuit- and Open Circuit - mode. The electrical load mode had switched on 12:22, and temperature...

09 March 2015 8,111 12 View

Part 2. In which condition does the maximum heat dissipation in a solar cell occur: SC or OC or MPP (Maximum electrical Power Point)?

I had run such experiments with real monocrystalline Si PV-batteries since June 2014. I had measure the photo-current, and back-side temperature of two identical PV-batteries with different...

09 February 2015 5,470 13 View