Abstract: An electrical connection assembly between a movable object and a fixed installation, the assembly including the following elements of substantially cylindrical shape, centered around a vertical axis and going downwards: a windlass using a chain to move a rod along the axis; an outlet receiving a plurality of connections and provided with a hawse pipe in which the rod can engage with small clearance; a connector provided with a top endplate receiving, facing the connections of the outlet, the complementary connections; a turnable lid protecting the connections; a guide and locking system for guiding and locking the rod; and having its bottom portion of conical shape; a rod passing downwards in succession through the hawse pipe of the outlet, then the lid, in order to reach a locking system for locking with the connector; and a basket of funnel-shape, with its large opening upwards, its shape being complementary to the bottom portion of the connector, and centering the connector on the axis.

Abstract: An electrical connection assembly between a movable object and a fixed installation, the assembly including the following elements of substantially cylindrical shape, centered around a vertical axis and going downwards: a windlass using a chain to move a rod along the axis; an outlet receiving a plurality of connections and provided with a hawse pipe in which the rod can engage with small clearance; a connector provided with a top endplate receiving, facing the connections of the outlet, the complementary connections; a turnable lid protecting the connections; a guide and locking system for guiding and locking the rod; and having its bottom portion of conical shape; a rod passing downwards in succession through the hawse pipe of the outlet, then the lid, in order to reach a locking system for locking with the connector; and a basket of funnel-shape, with its large opening upwards, its shape being complementary to the bottom portion of the connector, and centering the connector on the axis.

Abstract: Connection device (1) designed to connect, particularly a ship in a port, includes a connector (2), a carriage (3) forming a housing (17) for the connector when it is not connected, and a runway track (4) on which to move the carriage, the connector being designed to be connected by cable (30) to a land-based network. Such a device ensures that the correct positioning of the ship relative to the connector can be guaranteed.

Abstract: A device and a method for powering a berthed ship. The powering device includes an onboard connector, a shuttle (40), a traction element (41) for the shuttle, which includes elements for engaging with a ground connector (30) matching the onboard connector, the traction element being provided for pulling the shuttle and the ground connector when they are engaged such that the ground connector is in electrical continuity with the onboard connector. The device can be used for powering a ship without running the onboard generators thereof. For methane tankers in particular, the device can be used for supplying electricity to the grid by burning the gas vapors. The device can be automated, thereby avoiding fatigue and electrical risks.

Abstract: A double-walled liquefied gas tank characterized in that one or more insulation spaces about the vat containing the liquid are filled with a mixture, consisting mainly of argon trapped by gravity, between the outer walls of the vat and: a) for the insulating space (2) located below the bottom wall of the vat, the base plate (3) supporting the vat; b) for the insulating spaces (5) and (6), the circular chamber (16); c) for the insulation spaces (7) and (25), the circular chamber (16) and the roof (17); d) for the insulation space (14), the suspended and sealed ceiling (12), respectively.

Abstract: A ship that is to be coupled electrically to a terminal a method, and a method and a device for connecting an electrical power line (1) between a ship (3) and a terminal (5). The device includes an unwinder (7) for unwinding a traction cable (13) from the ship (3) towards a connection end (15) of the electrical power line (1); a lashing device (9) for lashing the traction cable (13) to the connection end (15); and a traction device (11) for pulling the electrical power line towards the ship (3) so as to connect the connection end (15) with an electrical interface (17a) of the ship (3).

Abstract: The invention relates to a gas incinerator device comprising a combustion chamber having a heater body producing combustion gas, at least one fan feeding the heater body with cool air to ensure combustion, and an exhaust chimney for exhausting the mixture formed by the combustion gas and the cool air, the combustion chamber being mounted in the exhaust chimney in such a manner as to leave an annular duct between the combustion chamber and the exhaust chimney to pass a flow of combustion cool air and/or of cooling air coming from said at least one fan, said combustion chamber having a plurality of injection orifices and/or tubes enabling a fraction of the cool air flowing in the annular duct to be injected therein.

Abstract: The invention relates to a ship that is to be coupled electrically to a terminal, and also to a method and a method and a device for connecting an electrical power line (1) between a ship (3) and a terminal (5), comprising: unwinder means (7) for unwinding a traction cable (13) from the ship (3) towards a connection end (15) of said electrical power line (1); lashing means (9) for lashing said traction cable (13) to said connection end (15); and traction means (11) for pulling said electrical power line towards the ship (3) so as to connect said connection end (15) with an electrical interface (17a) of the ship (3).

Abstract: The compressor-evaporator system for liquefied gas contained in a tank comprises, in addition to a deice for evaporation by heat exchange with a liquid and devices for conditioning and transferring gas to a pipeline, a motor-driven turbopump comprising a rotary assembly of high bending stiffness on a common shaft line, with at least one high pressure pump, a turbine, and a central electrical machine capable of being used in motor mode or in generator mode. The rotary assembly of the motor-driven turbopump is adapted to present a high speed of rotation, greater than 12,000 rpm, while remaining outside ranges for exciting critical speeds in rotation. All of the internal portions of the motor-driven turbopump are immersed in a cryogenic fluid that is the same as the liquefied gas contained in the tank. The internal cavities of the motor-driven turbopump that are under different thermodynamic conditions are separated by contactless dynamic seals.

Abstract: The invention relates to feeding a gas terminal with energy from a ship transporting liquefied gas while said liquefied gas is being transferred between a tank of the ship and a tank of the gas terminal, wherein a portion of the energy produced by the propulsion system of the ship is delivered to the gas terminal.

Abstract: The invention relates to an energy system using as fuel natural gas stored in liquid form in at least one tank containing liquefied natural gas, the system comprising a feeder device provided with a heater device for heating liquefied natural gas and/or natural gas vapor, and making use of a thermoelectric power unit including rotary electrical machines, the system further comprises a first heat exchanger system associated with a cooler device for cooling the rotary electrical machines, and a second heat exchanger system associated with the heater device, the first heat exchanger system being coupled to the second heat exchanger in order to enable heat to be transferred from the cooler device to the heater device.

Abstract: The invention relates to an energy system using as fuel natural gas stored in liquid form in at least one tank containing liquefied natural gas, the system comprising a feeder device provided with a heater device for heating liquefied natural gas and/or natural gas vapor, and making use of a thermoelectric power unit including rotary electrical machines, the system further comprises a first heat exchanger system associated with a cooler device for cooling the rotary electrical machines, and a second heat exchanger system associated with the heater device, the first heat exchanger system being coupled to the second heat exchanger in order to enable heat to be transferred from the cooler device to the heater device.

Abstract: The compressor-evaporator system for liquefied gas contained in a tank comprises, in addition to a deice for evaporation by heat exchange with a liquid and devices for conditioning and transferring gas to a pipeline, a motor-driven turbopump comprising a rotary assembly of high bending stiffness on a common shaft line, with at least one high pressure pump, a turbine, and a central electrical machine capable of being used in motor mode or in generator mode. The rotary assembly of the motor-driven turbopump is adapted to present a high speed of rotation, greater than 12,000 rpm, while remaining outside ranges for exciting critical speeds in rotation. All of the internal portions of the motor-driven turbopump are immersed in a cryogenic fluid that is the same as the liquefied gas contained in the tank. The internal cavities of the motor-driven turbopump that are under different thermodynamic conditions are separated by contactless dynamic seals.

Abstract: The invention relates to a gas incinerator device comprising a combustion chamber having a heater body producing combustion gas, at least one fan feeding the heater body with cool air to ensure combustion, and an exhaust chimney for exhausting the mixture formed by the combustion gas and the cool air, the combustion chamber being mounted in the exhaust chimney in such a manner as to leave an annular duct between the combustion chamber and the exhaust chimney to pass a flow of combustion cool air and/or of cooling air coming from said at least one fan, said combustion chamber having a plurality of injection orifices and/or tubes enabling a fraction of the cool air flowing in the annular duct to be injected therein.

Abstract: The invention relates to feeding a gas terminal with energy from a ship transporting liquefied gas while said liquefied gas is being transferred between a tank of the ship and a tank of the gas terminal, wherein a portion of the energy produced by the propulsion system of the ship is delivered to the gas terminal.

Abstract: The invention provides a cryogenic valve device comprising a valve body in which a cryogenic fluid flows, and a valve member disposed in the duct and connected to a control rod for moving the valve member between a closed position and an open position so as to control the flow rate of the cryogenic fluid. The device further comprises a pneumatic actuator having a chamber containing a piston in connection with the control rod, the chamber being fed with control gas to position the piston in a determined position. The actuator is fixed to the valve body via a chamber interposed between the actuator and the valve body in such a manner as to decouple the actuator thermally from the valve body so as to maintain the temperature of the actuator, and consequently the temperature of the control gas, at a temperature that is intermediate between the temperature of the valve body and ambient temperature.

Abstract: Thermal link device for use between an end surface of a cold finger of a cryogenic machine, at cryogenic temperature when in use, and a load, comprising:a plate confronting said end surface, for connection with the load, mechanically separate from the end surface and defining a condensation and vaporization gap with said end surface,a capillary pumping element in said gap,a flexible wall defining an enclosure accommodating said gap and surrounding at least said end surface and a portion of a cold finger which is close to said end surface, andgas means in said enclosure, said gas means including at least one gas having a condensation temperature selected responsive to a cryogenic temperature to be given to the load.