Heat absorption type engine as well as application and application method thereof

The invention provides a heat absorption type engine as well as application and application method thereof. The heat absorption type engine comprises cylinders, a piston is arranged in the air cylinder, the heat absorption type engine further comprises an inertia device, a heat exchange pool, a heat regenerator, a radiator and an evaporator, the cylinders are divided into a first cylinder and a second cylinder, working medium gas is arranged in the first cylinder, a refrigerant is arranged in the second cylinder, the transmission assembly comprises a connecting rod and a curved bar, the inertia device is an inertia flywheel, and the outer end of the piston is hinged to the inertia flywheel sequentially through the connecting rod and the curved bar. Compared with the prior art, the heat absorption type engine, the application and the application method have the advantages that the refrigerants absorbed by heat energy are separated from working media used for work, combination of the first cylinder and the seco