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Recent content by medastar

  1. M

    Dc TO Dc boost converter

    Hi every one,i want some help in boost dc to dc converter,in calculations and in simulation results are fine.My problem is implementing into practical, my converter was design to work 3KW Power,which means 60V *25A,during some period the capacitor current became 25A, and i couldn't fined any...
  2. M

    hello every body, i am looking some help for generating sawtooth using pic18f4431

    Hello Mr Cube,first i would like to thank you for help,the code doesnt give me what i am looking for.my aim is to generate sawtooth and also sinwave with different period and then compare sawtooth with sinwave to get sinusoidal pwm output signal from the pic.Expected pwm is attached
  3. M

    hello every body, i am looking some help for generating sawtooth using pic18f4431

    Hello every body, i am looking some help for generating sawtooth using pic18f4431.i have attached the code. Thanks inadvance
  4. M

    help for z source inverter pwm code

    hello everyone,i need help for z source inverter pwm code,if any one has the code or idea please help me.
  5. M

    need help to calculate the inductor and capacitor value in z

    hello everyone, i need help to calculate the inductor and capacitor value in z source inverter please thanks in advance
  6. M

    someone working on z-source inverter

    Hello julioreye thnks for posting the simulink part it is very helpfull,could you please send me how it works? if you have it, as i am doing MEng final year project please
  7. M

    single stage dc to ac inverter using z-source inverter or Quasi z-source inverter

    hello every one,looking for help pls? my question is about z source inverter for full bridge using pwm,i was trying to design a single stage inverter using z-source?my problem is how am i implement the shoot-through state. i read a lot, but still confusing. for example: i have 3 output pwm...
  8. M

    help with single stage inverter

    looking help,i am doing my final year project which is a single stage dc to ac inverter using pic18f4431.can any one could send me a circuit please.
  9. M

    Driving MOSFET FROM PIC

    I have a problem with the PDF, the link you provided what is the meaning of (RHI) PAGE 8 as i want to calculate the power dissiupate on the mosfet,power switching losst etc... pls need help
  10. M

    calculation frequency

    here is my code,and i was expect 500hz from the formula of Crystal Frequency PWM Freq = ----------------------------------------- but i couldnt found what i want can anyone help me where is the error pls. (PR2 + 1) * (Timer2 Prescaler) * 4...
  11. M

    pic 18F4431 how i would get requier frequency ccs code pls

    i try to generate pwm signal using pic18F4431 how i would get requiered frequency ccs code pls? thanks

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