A metal hydride storage system (MHSS) and a method for refueling the MHSS includes obtaining a parameter vector comprising a first state of a metal hydride storage system (MHSS), and a measurable output of the MHSS; sending the parameter vector to a control algorithm, wherein the control algorithm includes a first data structure and a second data structure, wherein the first data structure corresponds to a plurality of critical regions, wherein the second data structure corresponds to a plurality of piecewise affine functions, wherein the affine functions corresponds to a control action; searching the first data structure with the parameter vector; selecting a critical region based on searching the first data structure; selecting, from the second data structure, a piecewise affine function corresponding to the selected critical region; and calculating a control action based on the affine function, where the control action comprises controlling at least one controlled parameter.

The present disclosure provides systems and methods for storing, transporting, and using hydrogen. In some embodiments, the method may comprise (a) storing hydrogen fuel in one or more fuel storage modules; (b) transporting the one or more fuel storage modules to a vehicle fueling site, wherein one or more hydrogen fuel compatible vehicles are located at or near the vehicle fueling site; (c) loading the one or more fuel storage modules into the one or more hydrogen fuel compatible vehicles, wherein the one or more fuel storage modules are configured to be releasably coupled to the one or more hydrogen fuel compatible vehicles; and (d) decoupling the one or more fuel storage modules from the one or more hydrogen fuel compatible vehicles after the one or more fuel storage modules are depleted or partially depleted.

A metal hydride storage system (MHSS) and a method for refueling the MHSS includes obtaining a parameter vector comprising a first state of a metal hydride storage system (MHSS), and a measurable output of the MHSS; sending the parameter vector to a control algorithm, wherein the control algorithm includes a first data structure and a second data structure, wherein the first data structure corresponds to a plurality of critical regions, wherein the second data structure corresponds to a plurality of piecewise affine functions, wherein the affine functions corresponds to a control action; searching the first data structure with the parameter vector; selecting a critical region based on searching the first data structure; selecting, from the second data structure, a piecewise affine function corresponding to the selected critical region; and calculating a control action based on the affine function, where the control action comprises controlling at least one controlled parameter.

A method for performing pressure tests on a composite pressure vessel, including providing a composite pressure vessel with at least one opening an injection of a liquid; injecting the liquid in the composite pressure vessel through the at least one opening to reach a threshold pressure; measuring an external volume variation of the composite pressure vessel; draining the liquid from the composite pressure vessel through the at least one opening; and drying an inside cavity of the composite pressure vessel with a drying gas. The drying the inside cavity of the composite pressure vessel is performed at a pressure inside the composite pressure vessel, which is lower than an external pressure. A device for manufacturing and pressure testing a composite pressure vessel.