Anti-crystallization and stratification stirring device for molten salt energy storage tank

By employing a layered placement tank and a stirring device in the molten salt energy storage tank, and utilizing steam flow through the channel to heat and stir the molten salt in layers, the problems of low heating efficiency and molten salt crystallization are solved, achieving a highly efficient energy storage effect.

CN224382218UActive Publication Date: 2026-06-19JINING HUAYUAN HEAT POWER CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JINING HUAYUAN HEAT POWER CO LTD
Filing Date
2025-07-15
Publication Date
2026-06-19

AI Technical Summary

Technical Problem

Existing molten salt energy storage tanks have low heating efficiency, which affects energy storage efficiency, and molten salt is prone to crystallization, which leads to a decrease in heating efficiency after long-term use.

Method used

The design employs a layered placement tank, which heats the layers by allowing steam to flow through the channels, and uses a stirring device to prevent molten salt crystallization, thereby improving heating efficiency and energy storage efficiency.

🎯Benefits of technology

By combining layered heating and stirring devices, the heating efficiency of molten salt is significantly improved, molten salt crystallization is avoided, and energy storage efficiency is enhanced.

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Abstract

This utility model discloses a molten salt energy storage tank anti-crystallization layered stirring device in the field of energy storage equipment technology. It includes an energy storage tank body, with an inlet pipe fixedly connected to one side of the lower end of the tank body and an outlet pipe fixedly connected to one side of the upper end. Several placement discs are arranged inside the tank body. A first placement groove is fixedly formed on the outer upper end of each placement disc, and a second placement groove is fixedly formed on the inner upper end of each disc. A flow channel is fixedly formed at the lower end of each placement disc, and an overflow hole is fixedly formed at the upper end of the flow channel. This arrangement uses a layered placement method, and by introducing superheated steam, the superheated steam can fully contact each layer of molten salt, thereby rapidly heating the molten salt and storing energy, improving heating efficiency and accelerating energy storage efficiency.
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