Patent ID: 9279418
Filing Date: 2016-03-08
CPC Classification: F01K,F03G

Claim Text:
1. A system for generating electrical power, comprising: a first container containing a substance, the substance defining a volume and comprising water such that when the substance freezes, the volume of the substance increases; a second container positioned adjacent to or within the first container comprising a hydraulic fluid, the second container absorbing at least a portion of the increased volume of the substance when the substance freezes; a hydraulic line in communication with the second container and containing a hydraulic fluid, the second container configured to transfer the hydraulic fluid from the second container to the hydraulic line when the substance freezes; and a hydraulic generator in communication with the hydraulic line, the hydraulic generator configured to generate electrical power using the hydraulic fluid transferred to the hydraulic line; wherein the second container is a hydraulic cylinder comprising a plunger and a body, and the first container is a flexible container configured to expand in a first direction when the volume of the substance increases, and wherein the plunger of the hydraulic cylinder is pressed into the body of the hydraulic cylinder when the flexible container expands in the first direction.