Heat engine device for realizing thermal energy-mechanical energy conversion through using solid working medium

• Main Authors: YANG HAO, LIN NAN, YAN YUTONG, YOU BO, DONG GUIFU, WANG FUJIA
• Format: Patent
• Language: Chinese; English
• Published: 13.12.2019
• Subjects: BLASTING; HEATING; LIGHTING; MACHINES OR ENGINES FOR LIQUIDS; MECHANICAL ENGINEERING; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOTOTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISEPROVIDED FOR; OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR; PRODUCING MECHANICAL POWER; SPRING, WEIGHT, INERTIA OR LIKE MOTORS; WEAPONS; WIND, SPRING WEIGHT AND MISCELLANEOUS MOTORS

The invention discloses a heat engine device for realizing thermal energy-mechanical energy conversion through using a solid working medium, and belongs to the field of power devices. The heat enginedevice comprises a piston type solid-state heat energy conversion device, wherein the piston type solid-state heat energy conversion device comprises a shell, an inner core and an SMA spring; the bottom of the shell is closed, the top of the shell is opened, a hot water inlet, a cold water inlet, a hot water outlet and a cold water outlet are formed in the side wall of the shell; the inner core islocated in the shell, a piston is arranged at the top of the inner core, the bottom of the inner core is opened, and openings, corresponding to the hot water inlet, the cold water inlet, the hot water outlet and the cold water outlet, are formed in the side wall of the inner core; and a connecting shaft is arranged at the top of the piston, and the SMA spring is located in the inner core. According to the heat engine devi