This website cover this topic https://eepower.com/technical-articles/dynamic-output-voltage-adjustment/#. I wish i have discovered it earlier =)

This website cover this topic https://eepower.com/technical-articles/dynamic-output-voltage-adjustment/#. I wish i have discovered it earlier =)

Now i need to solve how to solve feedback to have stable output voltage undependent on load. Pictures #7 and #8 show how load affect output voltage. Green line is Vout