Abstract: A system includes a high temperature electrolyser, a first supply line of the electrolyser configured to supply the electrolyser with steam, a first discharge line of the electrolyser configured to discharge dihydrogen from the electrolyser, a second discharge line of the electrolyser configured to discharge dioxygen from the electrolyser, a first heat exchange module configured to ensure a heat exchange between the first supply line and the first dihydrogen discharge line, and a steam generator arranged on the first supply line, upstream from the first heat exchange module, and configured to produce steam from liquid water. The system also includes a module for depressing a section of the first supply line and having an expansion device and a compressor. The expansion device is arranged on the first supply line upstream from the steam generator, and the compressor is arranged on the first supply line downstream from the steam generator.

Abstract: A system includes a high temperature electrolyser, a first supply line of the electrolyser configured to supply steam, a first discharge line of the electrolyser configured to discharge dihydrogen, a second discharge line of the electrolyser configured to discharge dioxygen, a first heat exchange module configured to provide heat exchange between the first supply line and the first discharge line, and a steam generator arranged on the first supply line and configured to produce steam from liquid water. The system also includes a module for recovering thermal energy from the dihydrogen at the output of the module for the benefit of the first steam supply line, the module having a compressor arranged in the first discharge line and configured to compress the dihydrogen, and a first heat exchanger arranged between the first supply line and the first discharge line to transmit thermal energy of the compressed dihydrogen to liquid water.

Abstract: A system includes a high temperature electrolyser, a first line for supplying the electrolyser to supply the electrolyser with steam, a first line for discharging the electrolyser to discharge dihydrogen from the electrolyser, a second line for discharging the electrolyser to discharge dioxygen from the electrolyser, a first heat exchange module to ensure a heat exchange between the first steam supply line and the first dihydrogen discharge line. The system also includes a steam ejector arranged downstream from the first heat exchange module on the first dihydrogen discharge line to inject steam into the first dihydrogen discharge line. The system relates to the field of high temperature electrolysis of water, also with solid oxide and that of solid oxide fuel cells. It applies particularly to optimise the energy consumption of an SOEC electrolyser system.

Abstract: A cooling system for cooling a circuit of a first fluid of a turbomachine, the cooling system including a refrigerant fluid circuit including a first heat exchanger for exchanging heat between the refrigerant fluid and air, a second heat exchanger for exchanging heat between the refrigerant fluid and the first fluid, an expander located downstream from the first heat exchanger and upstream from the second heat exchanger in the flow direction of the refrigerant fluid, and a compressor located downstream from the second heat exchanger and upstream from the first heat exchanger; the cooling system further includes a third heat exchanger of the first fluid and air type.

Abstract: A cooling system for cooling a circuit of a first fluid of a turbomachine, the cooling system including a refrigerant fluid circuit including a first heat exchanger for exchanging heat between the refrigerant fluid and air, a second heat exchanger for exchanging heat between the refrigerant fluid and the first fluid, an expander located downstream from the first heat exchanger and upstream from the second heat exchanger in the flow direction of the refrigerant fluid, and a compressor located downstream from the second heat exchanger and upstream from the first heat exchanger; the cooling system further includes a third heat exchanger of the first fluid and air type.

Abstract: The invention relates to a device for thermal control of recirculated gases in an internal combustion engine, comprising a liquid coolant circuit (1), connected to an internal combustion engine (2). The circuit (1) comprises first thermal coolant/air heat exchanger means (3), such as a radiator, arranged in a first loop (13), connected to the engine (2), second thermal coolant/recirculated exhaust gas heat exchanger means (4) arranged in a second loop (14), connected in parallel to the first loop (13), in order to permit the supply of the second thermal heat exchanger means (4) with coolant from the first thermal heat exchanger means (3), characterized in that the ends of the second loop (14) are directly connected to the body of the first thermal exchanger means (3).

Abstract: The temperature regulation device (10) comprises a heat pump (12) having a main refrigerant fluid circuit (14) taking heat from a cold source (16) and transferring it to a hot source (18), the cold source (16) including a refrigerant fluid/air heat exchanger (26) designated as first evaporator. The cold source (16) also comprises a refrigerant fluid/coolant liquid heat exchanger (28) designated as second evaporator (28), thermally coupling the main refrigerant fluid circuit (14) to a secondary coolant liquid circuit (38) capable of being connected at least to a first secondary heat exchanger (42, 44) in heat exchange with a first heat source of the vehicle. The first and second evaporators (26, 28) being connected in parallel.