A gravity energy storage system, motion mode adjusting method and electronic device

By introducing multiple moving sub-modules and control units into the gravity energy storage system and adjusting the motion mode of the moving sub-units, the problem of existing technologies being unable to meet the diverse needs of complex power grids is solved, and the system can be operated flexibly and maintained efficiently.

CN122419002APending Publication Date: 2026-07-17ENERGY STORAGE RES INST OF CHINA SOUTHERN POWER GRID PEAK-FREQUENCY MODULATION POWER GENERATION CO LTD +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
ENERGY STORAGE RES INST OF CHINA SOUTHERN POWER GRID PEAK-FREQUENCY MODULATION POWER GENERATION CO LTD
Filing Date
2026-06-16
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing gravity energy storage systems are limited to two basic modes: coordinated power generation and coordinated energy storage, which is insufficient to meet the diverse operational needs of complex power grids.

Method used

A gravity energy storage system is provided, including multiple moving sub-modules, stator rail assemblies and control units. By adjusting the motion mode of the moving sub-modules, such as synchronous motion, asynchronous motion and periodic cyclic motion, it can meet the diverse needs of complex power grids. Furthermore, by integrating permanent magnets and moving coils, it can reduce the construction cost of stator rails and improve maintenance efficiency.

Benefits of technology

This enables the gravity energy storage system to operate flexibly in complex power grid environments, improves the system's practicality and operating efficiency, reduces the construction cost of the stator rail, and improves maintenance efficiency.

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Abstract

本公开提供一种重力储能系统、运动模式调节方法及电子设备,涉及重力储能技术领域,能够解决现有重力储能系统难以满足复杂电网多样化需求的问题。该重力储能系统包括多动子模块、定子导轨组件以及控制单元,多动子模块包括多个动子单元,动子单元包括驱动模块,驱动模块由永磁体和动子线圈构成,且动子单元上可以搭载重物块;动子单元可以在定子导轨组件上运动,在储能模式下动子单元沿定子导轨组件上升,在发电模式下动子单元沿定子导轨组件下降;控制单元用于基于电网负载调节多个动子单元的运动模式,运动模式包括同步运动模式、异步运动模式和周期性循环运动模式。
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