Ifp Energies Nouvelles

Yacine Haroun

Frederic Bazer-Bachi

Frederic Augier

Pascal Alix

Cecile Plais

Christophe Boyer

Philippe Beard

Manel Fourati

Jauffray Salvatore Delteil

Wilfried Weiss

Ludovic Raynal

Jerome Bonnardot

Navid Saeedi

David Teixeira

Mathieu Digne

Frédéric Augier

Aude Royon-Lebeaud

Rim Brahem

John Roesler

Younes Aiddouch

Charly Rogeon

Frederic Bazer-bachi

Aude Royon-lebeaud

Frédéric Bazer-Bachi

A heat storage and recovery system and process includes at least one cylindrical external wall, at least one first volume, at least one second volume and at least two fluid injection/withdrawal devices. The first and second volumes are separated by at least one heat storage system comprising at least one bed of heat storage particles. Furthermore, the storage system and the first and second volumes extend substantially over the entire axial length of the cylindrical external wall. The longitudinal axis of the said cylindrical external wall is horizontal. A system and a process for the storage and recovery of energy by compressed gas include such a heat storage means.

Horizontal-axis heat recovery and storage system

A distributor tray () for a column for contact between a gas (G) and a liquid (L) is provided wherein the distributor tray has a plurality of compartments defined on one face of the tray by secant partitions () which are perforated () to allow the flow of liquid between adjacent compartments. Each compartment includes at least one passage of the liquid through the tray or a chimney () projecting from the tray for the exclusive passage of the gas (G) through the tray. The shape of the chimney is identical to the shape of the compartment containing it, and the chimney has an internal volume at least equal to the volume of the compartment containing it.

Distributor tray with compartments and gas risers of the same shape for an offshore gas/liquid contact column

A gas-distributing tray () and a column for exchange of heat and/or of material between a gas and a liquid containing the tray, and use of the tray, the tray having several protruding chimneys () which are substantially parallelepipedal and parallel to one another over a portion () of the upper face of the tray for the exclusive passage of the gas (g) through the tray and a zone for collecting the liquid () having two diametrically opposite weirs () for collecting the liquid (l) on the tray. The chimneys each have an element for distribution of the gas () partially overlapping the zone for collecting the liquid.

Gas-distributing tray for the bottom of a gas/liquid contact column comprising a zone for collecting liquid partially overlapped by gas chimneys

The present invention concerns a device for filtration and distribution of a gaseous phase and a liquid phase, which can be disposed upstream of a fixed catalytic bed of a reactor operating with a descending co-current of gas and liquid, comprising: Each basket is provided support means cooperating with a riser of the plate in order to support the basket.

Filtering and distribution device for catalytic reactor

The present invention relates to a distributor tray () for a column intended for heat and/or material exchange between a gas and a liquid. The tray comprises gas passage means (), liquid passage means () and distribution means () for distributing the liquid with a preferred orientation. The invention also relates to a heat and/or material exchange column, and to the use of the column.

Distributor tray for gas/liquid exchange column with liquid deflector

A device for mixing fluids for a downflow catalytic reactor (), having

Compact device for mixing fluids

The invention is a distributor tray for at least one a gas/liquid heat and a material exchange column comprising passages for passing gas through the tray. The tray has an upper plate (P) and a lower plate (P) with each plate having at least two distinct liquid passages. The openings (and) of the upper plate (P) are positioned at distinct elevations with at least one of the liquid passages () of upper plate (P) having a lower elevation communicating with one of the liquid passages of the lower plate through a supply line (). The invention also relates to a gas/liquid heat and/or material exchange column equipped with a distributor tray () in accordance with the invention and to a floating barge having a column and to the use of the column.

Compact distributor tray for offshore gas/liquid contact columns

Device for the mixing and distribution of fluids for a catalytic reactor with a downward flow, said device comprising a collection zone (A), a mixing zone (B) and a distribution zone (C) comprising a distribution plate () comprising at least one first zone (C) supporting a plurality of chimneys () and a second zone (C); said mixing zone (B) is comprised in an annular enclosure () situated in the distribution zone (C), said mixing (B) and distribution (C) zones being delimited by at least one annular wall () comprising at least one lateral passage section (,) suitable for the passage of the fluids from said mixing zone (B) to the first zone (C) of said distribution zone (C), and the second zone (C) comprises a plurality of openings () suitable for the partial passage of the fluids out of the distribution zone (C).

Mixing and distribution device comprising a distribution plate with peripheral openings

The invention is a distributor tray () of a column for heating and/or material exchanging material between a gas and a liquid, comprising gas passage casings (), liquid passages () and a secondary distribution system () projecting from the lower part of tray (). Secondary distribution system () allows the liquid to be collected and distributed more homogeneously over the contactor. The invention also relates to a gas/fluid heat or material exchange column comprising such a distributor tray.

Distributor tray for gas/liquid contact column with secondary distribution system

The invention is a distributor tray having at least one perforated wall defining compartments. The distributor tray has at least one distribution compartment through which gas and the liquid flows through the tray, and at least one retention compartment through which the liquid cannot flow through the tray. The at least one retention compartment is on the periphery of the tray. The invention also relates to a column for heat and/or material exchange between a gas and a liquid equipped with a distributor tray, to a floating barge including the column and to the use of the column.

A contactor includes a random packing arrangement in several compartments. The compartments can be delimited by perforated plates or by structured packing walls. A heat and/or material exchange column is equipped with such a contactor. A floating structure includes such a column. A column equipped with such a contactor can be used for a gas treatment, COcapture, distillation or air conversion process.

Exchange column contactor consisting of random packing compartments

Device for the mixing and distribution of fluids for a catalytic reactor with a downward flow, said device comprising at least one collection zone (A), at least one mixing zone (B) comprising at least one enclosure () for the mixing of the fluids, at least one distribution zone (C), characterized in that said mixing zone (B) is situated at the same level as the distribution zone (C) and also comprises at least one enclosure () for the exchange of the fluids, connected to, and communicating with, said mixing enclosure (), said exchange enclosure () comprising at least one lateral passage section () suitable for the passage of the fluids from said exchange enclosure () to said distribution zone (C).

Mixing and distribution device with mixing and exchange zones

A contactor for a heat and/or material exchange column includes an arrangement of two structured packings developing different geometric surface areas and having parallel principal directions. A heat exchange column, a floating structure including such a contactor, and the use of a column equipped with such a contactor are also disclosed.

Exchange column contactor consisting of an arrangement of structured packings

The invention is a distributor tray for a column () for heating and/or material exchange between a gas (G) and a liquid (L). At least one wall () defines compartments () on one of the surfaces of the tray. The walls are perforated () to allow part of the liquid to flow between compartments (). Each compartment has a passage providing flow of the liquid through the tray and for a passage providing flow of the gas through the tray. The invention also relates to a gas/liquid contact column, a gas treatment unit, a COcapture unit, a distillation unit, and an offshore floating barge including the distributor tray. The invention also relates to a method of manufacturing the tray.

Partitioned distributor tray for offshore gas/liquid contact column

The present invention describes a distributor plate provided with distribution elements having low sensitivity to a lack of horizontality, a distribution element being constituted by two substantially co-axial cylinders termed the inner cylinder () and the outer cylinder, the lower horizontal surface () separating the two cylinders being closed. The distributor plate is suitable for co-current downflows of gas and liquid, more particularly in 'trickle bed' mode. The invention also concerns the application of the distributor plate to processes for the hydrotreatment or hydrogenation of various oil cuts.

Growing community of inventors

Grigny, France

Yacine Haroun