Dear, i have worked on buck , boost system, and mosfet based single phase inverter system. you will require boost circuit for converting 24 volt to 220 volt then capacitor bank then hbridge converter.
Relevant Skills and Experience
Electrical circuit, electrical calculation, trafo wattage
Proposed Milestones
$50 USD - design of boost system
$50 USD - design of capacitor bank calculation
$50 USD - inverter design diagram submittal(power stage)
$100 USD - completion of project