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The Microcontroler Z8F6422 and the Power sine inverter project

 

10.8.2012  start of date 

Email Kontakt .

(c) 2012 Pavel Pindora 

     
 

A power inverter, or inverter, is an electrical power converter that changes direct current (DC) to alternating current (AC);[1] the converted AC can be at any required voltage and frequency with the use of appropriate transformers, switching, and control circuits.

More is here, en.wikipedia.org: Power inverter

 
     
New 04.2014 Přehrát video: I. The MCU Zilog Z8F6422 and the Power sine inverter project
  Přehrát video: II. The sine wave of the inverter on oscilloscope.  
  Přehrát video: III. Dynamic braking resistors and turn-off high power.  
   
     
New 05.2013

DOUBLE PHOTOVOLTAIC ISOLATION AMPLIFIER for DC/AC converter. Using the IL300 Optocoupler, in OZ 741 , out low voltage OZ LMC6484

to MCU Z8F AD converter



ISOLATION AMPLIFIER
In Blue 1V/DIV, Out YELLOW 0.5V/DIV.
20 us/DIV
ISOLATION AMP 20u
In Blue 1V/DIV, Out YELLOW 0.5V/DIV.
10 ms/DIV
ISOLATION AMP 10m
     
  The equipment consists of the following components :
Mainboard MCUZ8F6422 , PWM generator, Controler, sine generator,...
The auxiliary switching power supply and 3.3V to 18V Gate Converter with UC3825, Atx ferrite transformer, etc
Two a gate drive transformer GDT is used to drive the gate of a MOSFET transistor
Power IGBT transistors Full bridge
Output Power Ferrite Transformers  
 
  Power sine converter  
     
  Mainboard MCUZ8F6422 , software
Variable sine frequency
Variable switching frequency of PWM
Variable width of PWM
 
   
     
  The auxiliary switching power supply and 3.3V to 18V Gate Converter
Two a gate drive transformer GDT
 
   
     
  Power IGBT transistorsOutput
Power Ferrite Transformers
 
   
 

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