Systems and methods are provided for a combined defuel and priority panel for a fueling station. The defuel and priority panel is configured to defuel a compressed natural gas (CNG) vehicle and direct the defueled gas to fuel other CNG vehicles at the panel fueling and defueling site. The defuel and priority panel is also configured to store defueled gas in defuel storage tanks, which can then be used to later fuel CNG vehicles.

Device and method for filling pressurized-gas tanks, comprising a fluid transfer circuit provided with an upstream end intended to be connected to a source of gas and at least two parallel downstream ends intended to be connected to distinct tanks that are to be filled, the transfer circuit comprising a temperature regulating member for regulating the temperature of the gas transferred from the source towards the downstream ends, the gas temperature regulating member being positioned in the transfer circuit upstream of the at least two downstream ends, which means to say that the gas temperature regulating member is common to the at least two downstream ends, characterized in that the at least two downstream ends of the circuit each comprise a respective control member for controlling the flow rate and/or the pressure of the transferred gas and configured to control the flow rate and/or the pressure in each of the downstream ends independently.

According to aspects, hydrogen fueling systems and methods are provided, including vehicle-to-vehicle communication techniques, hydrogen cooling techniques and/or hydrogen dispenser control techniques that facilitate improving aspects of a hydrogen fueling station.

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.

Device and method for filling pressurized-gas tanks, comprising a fluid transfer circuit provided with an upstream end intended to be connected to a source of gas and at least two parallel downstream ends intended to be connected to distinct tanks that are to be filled, the transfer circuit comprising a temperature regulating member for regulating the temperature of the gas transferred from the source towards the downstream ends, the gas temperature regulating member being positioned in the transfer circuit upstream of the at least two downstream ends, which means to say that the gas temperature regulating member is common to the at least two downstream ends, characterized in that the at least two downstream ends of the circuit each comprise a respective control member for controlling the flow rate and/or the pressure of the transferred gas and configured to control the flow rate and/or the pressure in each of the downstream ends independently.

Method, system, apparatus, and/or device for drying a dewar. The dewar drying apparatus includes a heating element. The heating element is configured to produce heat that warms a payload area within the dewar. The dewar drying apparatus includes a controller. The controller is coupled to the heating element and configured to determine or detect a temperature within the payload area of the dewar. The controller is configured to control, using the heating element, the temperature within the payload area of the dewar to evaporate a liquid or a gas within the payload area.

According to the invention there is provided a system for determining a status of a gas cylinder, the system comprising: a load sensor configured to detect a weight of the cylinder at predetermined time intervals; a temperature sensor configured to detect a temperature local to the cylinder at the predetermined time intervals; and a processing unit configured to: receive weight signals and temperature signals from the load sensor and temperature sensor respectively; and determine, based on the received weight and temperature signals, the status of the gas cylinder; and provide an indication of the status of the gas cylinder to a user. A system for managing deployed cylinders is also provided. Methods and computer readable mediums are also provided.

A system and method for cooling a liquid cryogenic fluid user with an inert and non-pressurized liquid cryogen in 120K to 200K temperature range is provided. This includes maintaining the first liquid cryogenic fluid within a first predetermined temperature range with the sub-cooler and/or the recirculation pump, maintaining the second liquid cryogenic fluid within a second predetermined temperature range with the heat exchanger, and recondensing the second liquid cryogenic fluid using the pressurized first liquid cryogenic fluid.

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 hydrogen fueling control device and method comprising step S100, obtaining initial parameters of a vehicle-mounted hydrogen reservoir, wherein the initial parameters comprise volume, initial hydrogen pressure, and initial ambient temperature of the vehicle-mounted hydrogen reservoir; step S200, computing a fueling rate and a target pressure for hydrogen fueling according to the initial parameters, wherein the computed fueling rate and target pressure cause the temperature of hydrogen during a hydrogen fueling process to be within a preset safe range; and step S300, controlling a hydrogen fueling station to fuel hydrogen to the vehicle-mounted hydrogen reservoir at the computed fueling rate to the computed target pressure. The control method controls a fueling process by obtaining a fueling rate and a target pressure by means of initial parameters of a vehicle-mounted hydrogen reservoir measured by a hydrogen fueling station, without requiring the real-time communication between the hydrogen fueling station and a vehicle.