Dynamic isotope battery based on PZT and manufacturing method thereof

Abstract

The invention discloses a dynamic isotope battery based on a PZT, which comprises a heat source structure, an energy transduction structure, a cooler and an inert gas pipeline, wherein the heat source structure comprises a heat source cavity and a heat source device; the heat source cavity comprises a heat source cavity housing, a heat reflection layer and a pneumatic check valve; the heat source device comprises a radiation source, a heat conduction cylinder and anti-radiation layer; the heat source device is packaged and fixed in the heat source cavity; the energy transduction structure comprises a mobile tip nozzle, a cylindrical cavity and a PZT energy transduction assembly; the PZT energy transduction assembly is fixed in the cylindrical cavity; the PZT energy transduction assembly is connected with a battery positive electrode and a negative electrode via wires; the mobile tip nozzle is arranged at an air flow inlet end at the top part of the cylindrical cavity; the heat source structure and the energy transduction structure are in end-to-end connection via the inert gas pipeline; and the cooler is arranged on the outer surface of the inert gas pipeline wall. The technology development bottleneck of the traditional dynamic isotope battery is broken, the energy transduction efficiency is high, the service life is long, the applicability is strong, and environmental protection and cleanness are realized.

Description

technical field [0001] The invention belongs to the field of isotope batteries, and specifically relates to a dynamic isotope battery based on PZT; the invention also relates to a preparation method of a dynamic isotope battery based on PZT. Background technique [0002] Isotopes whose nuclear composition (or energy state) changes spontaneously while emitting radiation are called radioactive isotopes. Radioactive isotope battery, referred to as isotope battery, is to directly use the radioactive isotope decay to release the electric energy of the ray or use a transducing device to convert the energy of the radioactive isotope decay into electric energy, and output the electric energy to achieve the purpose of power supply . Due to the advantages of long service life, strong environmental adaptability, good working stability, no maintenance, and miniaturization, isotope batteries have been widely used in important fields such as military defense, aerospace navigation, polar ...

AI Technical Summary

Problems solved by technology

[0004] In order to overcome the problems of the traditional dynamic isotope battery such as the difficulty in lubrication of high-speed running parts and the inertia vector generated by high-speed rotation affecting the stability of the system, the first purpose of the present invention is to provide a battery with high energy conversion efficiency, large output power, and stable operation. Strong dynamic isotope battery based on PZT

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