Global Portable Welding Generators Market Portable welding generators generate power for welding without relying on the main power supply. These generators run on liquid fuels including diesel and petrol. Portable welding generators are adopted in a variety of welding operations such as arc welding, pipe welding, stick welding, TIG welding, and plasma cutting operations. Growing demand for efficient welding in a wide range of fabrication and manufacturing processes is expected to create lucrative opportunities for the market during the forecast period.