MODULAR GRAVITATIONAL ENERGY STORAGE SYSTEMS

A system for gravity-powered storage including a substantially vertical shaft, the substantially vertical shaft disposed underground, the substantially vertical shaft spanning a height, at least one module disposed within the shaft, the module comprising a weight, at least one module driver assembly affixed within the substantially vertical shaft, the module driver assembly comprises an electric motor/generator and a conveyor component disposed within the shaft, the conveyor component coupled to the module driver assembly, the conveyor component affixed to at least one module, the conveyor component configured to move the module within the shaft via the module driver assembly.