Magnetic suspension free piston type six -stroke internal -combustion engine and generator

The utility model relates to a magnetic suspension free piston type six -stroke internal -combustion engine and generator, this internal -combustion engine includes: cylinder body P, variable cylinder Y, magnetic suspension working piston H active section include square iron core G, and square iron core G's one end is provided with an excitation coil F, and the other end is provided with working piston H, and the upper surface is provided with the U of excitation coil group, and the lower surface is provided with the Q of the 2nd excitation coil group, the prelude is fixed with the 2nd excitation coil S in the cylinder body P, and upper portion is fixed with the A of the 3rd excitation coil group, and the lower part is fixed with the R of fourth excitation coil group, magnetic suspension stroke piston active section cooperation magnetic suspension working piston H active section removes in cylinder body P to accomplish induction stroke, compression stroke, working stroke, secondary compression stroke, seconda