A conformable pressure vessel including pressure vessel segments defined by a cavity disposed within a liner. The pressure vessel segments receive and store a gas in a compressed state. Each of the pressure vessel segments includes a first section of the liner having a first diameter and a second section of the liner having a second diameter smaller than the first diameter. The conformable pressure vessel includes a reinforcement layer surrounding the liner, and an inlet in fluid communication with the cavity of the liner. The inlet receives the gas from a gas source. The conformable pressure vessel includes an outlet in fluid communication with the cavity of the liner. The outlet outputs the gas from the pressure vessel segments. The conformable pressure vessel includes a connecting tube in fluid communication with the inlet and the outlet. The connecting tube receives the gas from the outlet.

The invention relates to a container (1) for pressurized fluid, in particular a gas cylinder, having a given internal volume (2), having a fluid distribution valve (3) having a member for selecting the flow rate (12) able to adopt a plurality of distinct positions each corresponding to a given fluid flow rate, and an electronic device (7) having means for measuring pressure, microprocessor (15)-based data processing means (5) for processing the pressure measurements, and display means (6) for displaying the remaining fluid calculated by the data processing means (5).

A valve for pressurized fluid having a body housing a fluid circuit having an upstream end configured to be placed in communication with a reserve of pressurized fluid and a downstream end configured to be placed in communication with a user of fluid, the circuit having a collection of valve shutter(s) having at least one shutoff valve shutter allowing the circuit to be closed or opened, the valve having a member for manually controlling the collection of valve shutter(s), the control member being mounted to allow the body to move between a rest position in which the collection of valve shutter(s) is in a position in which the circuit is closed and an active position in which the control member actuates the collection of valve shutter(s) into a position in which the circuit is open with a first bore section

A pressurized tank system includes a first tank, a second tank, a manifold, a first conduit connecting the first tank to the manifold, a second conduit connecting the second tank to the manifold, a first pressure actuated valve operably connected to the second conduit, a third conduit connecting the manifold and the first pressure actuated valve, and a fourth conduit connecting the first pressure actuated valve and the second tank. The first pressure actuated valve is configured for operation by fluid pressure in the third conduit. A method includes operably connecting a first pressure actuated valve at a junction between the second conduit, a third conduit connecting to the manifold, and a fourth conduit connecting to the second tank; and automatically opening the first pressure actuated valve with the fluid in the third conduit when the fluid pressure level exceeds a threshold pressure level.

A gas storage and dispensing vessel, including a vessel container definishing a gas storage interior volume, and a valve head regulator assembly secured to the vessel container, the valve head regulator assembly including a single gas pressure regulator disposed in the interior volume of the vessel container, and a valve head including a pneumatic flow control valve, wherein the single regulator is configured with a set point pressure of at least 0.5 MPa, and wherein the interior volume of the vessel container is at least 5 L.

A pressure vessel refuelling system enables fast fill refuelling of CNG fuel tanks by inducing a stratification of gas temperatures inside a tank during refuelling, then re-cycling a portion of the relatively warmer gas out of the tank during refuelling and back to a gas chiller. The system includes a pressure vessel having a lower end, a first gas port and a second gas port, wherein the second gas port is positioned above the lower end of the pressure vessel; and a cooling circuit connecting the first gas port with the second gas port; whereby gas flowing from an interior cavity of the pressure vessel through the second gas port is cooled in the cooling circuit before returning to the pressure vessel through the first gas port; and whereby a temperature of gas inside the pressure vessel varies from a first temperature at a level of the lower end of the pressure vessel to a second temperature, which is higher than the first temperature, at a level of the second gas port.

Tap for pressurised fluid, with or without integrated pressure regulator, including a body housing a fluid circuit having an upstream end to be connected to a pressurised fluid reservoir and a downstream end to be connected to a user device, the circuit including a valve for controlling the flow rate in the circuit, the valve being controlled by a lever pivotally mounted on the body of the tap between a first state rest position and a second state active position wherein, the outer surface of the tap comprises a groove and in that, in its first position, a first portion of the lever is housed in the groove and does not protrude or protrudes slightly with respect to the outer surface of the tap, while a second portion or the lever protrudes outside the groove.

An apparatus includes a high-pressure tank, a controller, a valve, controlled by the controller, and a heater.

The present disclosure provides a system for managing a pressure in an underground cryogenic liquid storage tank and a method for the same. The system includes: a storage tank, which is used for containing cryogenic liquid and is buried underground; an internal pump, which is located below a liquid level of the cryogenic liquid; an evaporator, provided with an upstream end which is in communication with a discharge end of the internal pump and a downstream end which is in communication with a head space via a vapor delivery line; a control valve, which is disposed on the vapor delivery line downstream of the evaporator; and a flow limiter, which is disposed on the vapor delivery line upstream of or downstream of the control valve. The present disclosure can realize efficient pressurization to the storage tank so as to prevent collapsing of the storage tank.

A pressure relief system comprises a pressurized vessel containing a fuel source and comprising a thermal pressure relief device, a heat shield coating disposed on an outer surface of the pressurized vessel, a sensor in thermal communication with the heat shield and configured to receive thermal energy from the heat shield, and an electronic control module electrically coupled to the sensor and the thermal pressure relief device. The sensor, responsive to receiving a threshold amount of thermal energy from the heat shield coating, may transmit a signal to the electronic control module. The electronic control module may activate the thermal pressure relief device in response to the signal.