EP3468705A1 - Reacteur catalytique radial multitubulaire - Google Patents
Reacteur catalytique radial multitubulaireInfo
- Publication number
- EP3468705A1 EP3468705A1 EP17721346.9A EP17721346A EP3468705A1 EP 3468705 A1 EP3468705 A1 EP 3468705A1 EP 17721346 A EP17721346 A EP 17721346A EP 3468705 A1 EP3468705 A1 EP 3468705A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- tubes
- reaction zone
- catalyst
- reactor
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 230000003197 catalytic effect Effects 0.000 title description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 63
- 239000003054 catalyst Substances 0.000 claims abstract description 58
- 238000004891 communication Methods 0.000 claims abstract description 8
- 239000007792 gaseous phase Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 10
- 238000006073 displacement reaction Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000006555 catalytic reaction Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000010339 dilation Effects 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000002407 reforming Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 241000237509 Patinopecten sp. Species 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000005315 distribution function Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 235000020637 scallop Nutrition 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/0207—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly horizontal
- B01J8/0221—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly horizontal in a cylindrical shaped bed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/0278—Feeding reactive fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/08—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles
- B01J8/085—Feeding reactive fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/08—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles
- B01J8/12—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles moved by gravity in a downward flow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00743—Feeding or discharging of solids
- B01J2208/00752—Feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/02—Processes carried out in the presence of solid particles; Reactors therefor with stationary particles
- B01J2208/023—Details
- B01J2208/027—Beds
Definitions
- the present invention relates to the field of reactors for carrying out catalytic reactions and wherein there is a radial circulation of the charge to be treated from the periphery of the enclosure to the center or from the center of the enclosure to its periphery.
- radial is used to describe the flow of reactants through a catalytic bed in a set of directions corresponding to rays oriented from the periphery of the reactor towards the center of the reactor or from the center to the reactor. the periphery of the reactor.
- the present invention applies in particular to a radial flow of a reagent in gaseous form and in particular for radial reactors in which the catalyst bed is movable.
- the most representative unit of this type of flow is a regenerative reforming unit of gasoline type hydrocarbon cuts that can be defined as having a distillation range of between 80 and 250 ° C.
- the charge is generally introduced through the outer periphery of the annular bed and passes through the catalytic bed substantially perpendicular to the vertical direction of flow of the latter.
- the reaction effluents are then recovered in the central collector.
- the catalytic bed is thus limited on the inner side by an inner grid acting as a central collector and on the outer side, either by another gate of the same type as the inner gate, or by a device consisting of an assembly of grid elements. shape of shells (or scallop according to the English terminology).
- the inner and outer grids are porous so as to allow the passage of the load in the annular catalytic bed on the side of the outer grate, and the passage of the reaction effluents in the central collector on the inner grate side.
- the Applicant has developed a new type of radial reactor with a movable bed.
- catalyst which is described in the document FR 2948580, wherein the outer gate is replaced by a plurality of vertical distribution tubes immersed in the catalyst bed in the vicinity of the reactor wall.
- Such an assembly significantly improves the utilization rate of the unit while allowing easy repair of the system in case of damage; the repair then consists of a simple replacement of the damaged tube (s), which therefore leads to a better operability of the process.
- This reactor design also contributes to a better use of the catalytic volume.
- the tubular system can be used either as a system for distributing the charge or for collecting the gaseous effluent produced by the catalytic reaction.
- the tubes which extend vertically to a height generally of between 2 and 20 m are subjected to high mechanical stresses (in dilation and / or in compression) especially generated by the gravitational flow of the catalyst (when the reactor is in a moving bed of catalyst) which thus exerts a friction force on the tubes and by the temperature differences in the reaction zone the reactor (in operation, in a situation of cooling, in a situation of (re) starting or in case of emergency stop).
- Such forces may for example be at the origin of the buckling phenomenon of the tubes.
- An object of the present invention is to provide a radial bed reactor with a fixed or moving catalyst bed for which the tubular system for distributing and / or collecting the gaseous fluid is improved in terms of mechanical strength in the presence of forces exerted on the tubes. , whatever the operating conditions of the reactor.
- the invention relates to a reactor delimited by a calender extending along a vertical axis, comprising:
- An enclosure provided with a reaction zone containing a catalyst bed
- At least one outlet means of a gaseous effluent produced in the reaction zone At least one outlet means of a gaseous effluent produced in the reaction zone;
- the reactor comprising inside the reaction zone:
- At least two tubes extending substantially vertically over the height of the reaction zone, the tubes being permeable to one phase gaseous and catalyst impervious, each tube having an upper end in communication with the feed inlet means or the outlet means of an effluent.
- the tubes are supported at their upper end by a first plate which is integral with the calender, via a link assembly providing a sliding pivot type connection.
- a connecting means between the upper end of the tube and a plate integral with the calender makes it possible to take up the forces exerted on the tube and transmit them to the calender.
- the connection is of the sliding pivot type, the tube has two degrees of freedom of movement, translation (sliding) and rotation about the longitudinal axis (pivot), allowing the tube to respond better dilation constraints (related to thermal differentials and / or friction) and contraction (including thermal).
- the reactor according to one embodiment comprises a fixed catalyst bed.
- the reactor according to the invention is a mobile catalyst bed radial reactor so that it further comprises at least one catalyst inlet means for introducing the catalyst into an upper part of the zone. reaction and at least one catalyst outlet means opening into a lower portion of the reaction zone.
- the link assembly comprises a sleeve carried by the first plate and configured to receive a tube and the tube and the sleeve respectively comprise a first and a second stop means which cooperate with each other to limit the movement of said tube in the sleeve in a downward vertical direction.
- the first stop means is configured to rest on the free upper end of the sleeve.
- the first abutment means is carried by the outer surface of the tube and the second abutment means carried by the inner surface of the sleeve so as to abut one against the other so as to limit moving said tube in the sleeve in a downward vertical direction.
- the abutment means may be a flange or a lug.
- the lower end of the tubes is also supported either by the shell or by a second plate secured to the shell by means of a connection assembly providing a sliding pivot type connection.
- the reactor according to the invention may furthermore comprise at least one means for collecting a gaseous effluent arranged in the reaction zone which is in communication with the means output of the gaseous effluent.
- the reactor may comprise at least one means for distributing the gaseous feedstock disposed in the reaction zone that communicates with the inlet means of the gaseous feedstock.
- the collection or distribution means is a central tube, extending substantially vertically over the height of the reaction zone, which is permeable to a gas phase and impervious to the catalyst.
- the reactor comprises, as means for collecting or distributing a gaseous fluid, a plurality of gas-phase permeable and catalyst-impervious tubes which extend substantially vertically over the height of the reaction zone. and wherein the upper end of the tubes is supported by the first tray via a link assembly providing a sliding pivot type connection.
- FIG. 1 is a perspective view including a partial section of the upper section of a mobile bed radial reactor according to the invention
- FIG. 2 is a perspective view including a partial section of the lower section of a radial moving bed reactor according to the invention
- FIG. 3 is a detailed view of a connection assembly implemented in a reactor according to the invention.
- FIG. 4 is a sectional view of another embodiment of a link assembly
- FIG. 5 is a sectional view of a second embodiment of a reactor according to the invention.
- FIGS. 1 and 2 A first embodiment of a moving bed radial reactor according to the invention is described with reference to FIGS. 1 and 2.
- the reactor according to the invention can also be a radial catalyst with a fixed bed of catalyst.
- the catalytic reactor 1 with radial flow according to the invention which is in the form of a cylinder, formed by a shell 2, delimiting a cylindrical chamber which extends along a substantially vertical axis of symmetry (AZ).
- the shell 2 comprises in its upper part a first orifice 3 and in its lower part a second orifice 4 which are respectively input means of the feedstock to be treated and effluent outlet means produced by the catalytic reaction. It is also possible to use the first orifice 3 as outlet means of the effluent and second orifice 4 as input means of the load.
- the shell 2 defines an enclosure which contains a reaction zone 10.
- the first and second orifices 3,4, located respectively above and below the reaction zone 10, are surrounded by a tubing 5.6 which thus allows the connection of the shell to an inlet piping system and fluid outlet.
- the upper part of the shell 2 is traversed by a plurality of tubes (also called a catalyst introduction leg) 7 which open into the upper part of the enclosure and into the reaction zone 10.
- the calender further comprises a plurality of exhaust tubes (or withdrawal) 8 of the catalyst arranged in the lower part of the enclosure.
- the evacuation (or withdrawal) tubes 8 of the catalyst are immersed in the bottom of the reaction zone 10 and open out of the reactor 1.
- the catalyst which is distributed in the reaction zone 10 is in the form of particles, for example spherical, with a diameter generally of between 1 and 5 mm.
- the catalyst may take other forms such as for example simple cylindrical granules, or multilobal form for example trilobal or quadrilobed.
- the catalyst introduced via the top of the reactor via the legs 7 flows in a gravitational manner into the reaction zone 10 and is evacuated by the legs 8.
- the reactor 1 comprises a plurality of tubes 9 which are immersed in the reaction zone 10.
- the tubes 9 extend in the reaction zone 10 in a substantially vertical direction, preferably substantially parallel to the axis of symmetry AZ, and at least 80% of the height of the reaction zone 10.
- the function of the tubes 9 is to allow either the introduction of the load (we will speak of load distribution tube) or the collection of the reaction effluent (we will speak of collection tube).
- the tubes 9 are designed to be permeable to a gaseous fluid and impervious to the catalyst.
- the tubes 9 may be for example in the form of a tube provided with openings whose size is smaller than the size of the particles of catalyst or in the form of a grid of the "Johnson" type known to those skilled in the art.
- the tubes 9 are preferably of circular section. However, the section of the tubes can take different forms, for example rectangular or square.
- the reactor 1 also comprises within the reaction zone 10, a central cylindrical zone defined by a tube 13 permeable to a gaseous fluid and impervious to the catalyst.
- the central tube extends in a substantially vertical direction, preferably substantially parallel to the axis of symmetry (AZ) over at least 80% of the height of the reaction zone 10.
- the role of the central tube 13 is either to allow the collecting the effluent is the distribution of the load according to the role assigned to the tubes 9.
- the central tube 13 acts as effluent collection tube.
- the central tube 13 is a charge distribution tube.
- the first end 1 1 of the tubes 9 are open to be in communication with the orifice 3 while their second lower end 12 is closed so as to prevent the passage of the gaseous charge by said second end.
- the upper end of the central tube 13 is closed while the lower end is open to communicate with the orifice 4 disposed in the bottom of the reactor for evacuation of the effluent gas.
- the tubes 9 are used as means for collecting the gaseous effluent and the central tube 13 serves as a means of distribution of the charge and in which the charge is introduced through the bottom of the reactor via the orifice 4 and the effluent is withdrawn from the reactor through the upper orifice 3, the lower end of the tubes 9 and the upper end of the central tube 13 are closed.
- the tubes 9 are used as a means of distribution of the charge and the central tube 13 serves as a means of collecting the gaseous effluent and in which the charge is introduced through the bottom of the reactor via the orifice 4 and the effluent is withdrawn from the reactor through the upper orifice 3, the upper end of the tubes 9 and the lower end of the central tube 13 are closed.
- the tubes 9 serve as collection means for the gaseous effluent
- the central tube 3 is implemented as a means of distribution of the gaseous charge and in which the charge is introduced through the upper orifice 3 and the effluent is discharged from the reactor through the lower orifice 4.
- the upper end of the tubes 9 and the lower end of the tube Central are closed.
- the reactor in its upper part is equipped with a plate 14 integral with the calender 2 so as to define above the reaction zone 10 a zone 15 for confining a gaseous fluid. either the gaseous feedstock or the gaseous effluent.
- the upper plate 14 is impervious to the catalyst particles and to the gases circulating in the confinement zone 15 and in the reaction zone 10.
- the catalyst introduction legs 7 are supported by the upper plate 14 and are arranged so that their open free end opens into the upper part of the reaction zone 10 located under the upper plate 14.
- the tubes 9 discharge distribution or collection of the effluent
- the tubes 9 are supported by the upper plate 14 and pass through so that their upper end 1 1 opens above the upper plate, in the
- the tubes 9 are supported at their upper end by the plate 14, by means of a connection assembly providing a sliding pivot type connection which is described in more detail below.
- the upper plate 14 comprises an inverted truncated cone portion 17 (ie the top of the cone is directed towards the bottom of the reactor) whose circular base has a diameter smaller than that of the enclosure and a circular skirt 18 which ensures the connection of the frustoconical portion 17 to the calender 2.
- the circular skirt 18 is of downward slope towards the bottom of the reactor 1.
- the base of the cone is connected to the circular skirt 18 by means of an annular flat 19 which supports the distribution tubes 7 of the catalyst.
- the skirt 18 is extended by an annular portion 20 extending along the vertical axis which is connected to the flat 19.
- the upper plate has a portion 21 in the form of a funnel.
- the catalyst which is introduced by the distribution legs 7 passes into the cylindrical annular portion 20 and is dispersed in the second frustoconical annular zone of the funnel 21.
- the skirt 18 of the plate 14 can be directly connected to the flat 19.
- the skirt 18 may extend in a substantially horizontal plane, that is to say perpendicular to the vertical axis (AZ).
- the upper plate 14 can take other configurations such as for example as shown in Figure 5 a disc which includes openings through which the catalyst distribution tubes 7 and the distribution tubes of the load or collection of the effluent 9.
- FIG. 2 represents a preferred embodiment of the reactor in which the lower end of the tube (of the distribution of the charge or of the collection of the effluent) is also connected to the shell 2 by a connection assembly 22 providing a connection of the sliding pivot type including a connection means directly mounted on the shell 2.
- the connecting means cooperating with the lower end of the tubes may be supported by a lower plate integral with the shell and disposed in the lower section of the reactor ( see Figure 5).
- connection assembly type sliding pivot ensuring the connection between a tube 9 (distribution or collection) and the upper plate 14 is detailed in Figures 3 and 4.
- the function of the connection assembly is to support axially the tube 9 and to also allow the recovery of the forces exerted on the tube 9 by the catalyst during its gravity displacement.
- the link assembly provides two degrees of freedom for the tube 9, namely in translation along the vertical axis of the tube and in rotation around the vertical axis of the tube.
- connection assembly comprises a sleeve 16, fixed to the upper plate 14, and whose inner diameter (or section) is greater than the outside diameter (or section) of the tube 9 so that the tube 9 is able to slide to the inside the sleeve 16.
- the link assembly also comprises a first stop means 23 and a second stop means 24 carried respectively by the tube 9 and the sleeve 16, the first and second stop means cooperating with each other other so as to limit the movement of the tube in the sleeve in a downward vertical direction.
- the sleeves 16 passing through the plate 14 can be secured to said upper plate by screwing or welded.
- the tube 9 at its upper free end carries a circular flange (or flange) 23 able to abut against the upper free end 24 of the sleeve 16 so as to limit the displacement of the tube 9 in the sleeve 16 in a downward vertical direction substantially parallel to the axis (AZ).
- Figure 4 depicts another embodiment of the sliding pivot link assembly in which the first stop means 23 is carried by the outer surface of the tube 9 and the second stop means 24 is carried by the inner surface of the sleeve 16.
- the tubes 9 have a sector (or window) distribution or angle collection a which is generally between 30 and 360 °, and preferably between 30 and 180 °. In the case where the distribution or collection sector is not open over the entire circumference of the tube (that is to say where the angle a is equal to 360 °), indexing means can be provided. between the tube and the sleeve so as to orient the sector within the reaction zone 10.
- FIG. 5 Another embodiment of a reactor 1 according to the invention is shown schematically in FIG. 5. This mode differs from that of FIG. 1 in the absence of central tube 13 which is replaced by a plurality of vertical tubes. 25 which extend into the reaction section 10 of the reactor.
- the vertical tubes 25 pass through the upper plate 14 so that their upper end opens into the confinement zone 15 of a gaseous fluid.
- the vertical tubes 25 are also connected to the upper plate 14 by means of a connection assembly identical to that used for the tubes 9.
- the connection assembly comprises a sleeve 16, integral with the upper plate 14, suitable for receive the tube 25.
- the tube 25 and the sleeve 16 also comprise stop means cooperating with each other in order to limit the displacement of the tube 25 in a downward vertical direction.
- the reactor of Figure 5 is also equipped with a lower plate 26 integral with the calender 2 which supports the vertical tubes 9 and 24 at their lower end.
- Lower plate 26 is gastight to catalyst and gas. More specifically, the lower section of the tubes 9 and 25 passes through the lower plate 25 so that their lower end opens below said plate in a confinement zone 27 of a gaseous fluid (the feedstock or the effluent).
- the lower end of the tubes 9 and 25 is connected to the lower plate 26 via a pivot-sliding connection assembly, by means of a sleeve 28 adapted to receive the lower free end of the tubes 9 and 25.
- the sleeve 28 may comprise stop means which cooperates with abutment means carried by the tube 9.25 so as to limit the vertical displacement of the tubes.
- all the tubes are open at one end and closed at the other opposite end.
- the so-called “distribution” tubes of the feed are open at their upper end and closed at their end. lower end while the tubes called “collection” of the effluent are open at their lower end and closed at their upper end.
- the gaseous charge of hydrocarbons is sent into the reactor 1 through the upper orifice 3 and fills the confinement volume defined by the shell and the upper plate 14.
- the charge is fed into the reaction zone 10 by means of the tubes of vertical distribution via the upper opening 1 1 opening into the confinement zone 15.
- the charge flows in the distribution tubes 9 and diffuses radially through the distribution tubes, permeable to gaseous fluid and impermeable to catalyst particles, in the reaction zone 10.
- the catalyst As for the catalyst, it is sent continuously into the reaction zone 10, via the catalyst distribution tubes (or legs) 7, the free end of which opens into the reaction zone 10, in a gravitational manner at a relatively low speed (from order of meter per hour).
- the catalyst thus fills the reaction zone 10 and is moreover continuously withdrawn from the reaction zone 10 and discharged from the reactor via the catalyst outlet tubes (or legs) 8.
- the catalyst then distributes uniformly to occupying the volume of the reaction zone 10 comes into contact with the gaseous feedstock to carry out the catalytic conversion reaction and produce a reaction effluent.
- the reaction effluent is collected by the effluent collection tubes which are permeable to the reaction effluent and impervious to the catalyst.
- the effluent diffuses radially into the collection tubes of the effluent 25 and is conducted into the confinement space of the effluent 27 located below the lower plate 26.
- the effluent is discharged from the reactor through the orifice 4 outlet of the effluent which is in communication with the confinement space 27 of the effluent.
- a sleeve system associated with abutment means makes it possible to dispense with the use of a permanent fastening system, for example by welding the tube to the plate, and thus to facilitate the replacement of a tube defective.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1655251A FR3052367B1 (fr) | 2016-06-08 | 2016-06-08 | Reacteur catalytique radial multitubulaire |
| PCT/EP2017/059673 WO2017211498A1 (fr) | 2016-06-08 | 2017-04-24 | Reacteur catalytique radial multitubulaire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3468705A1 true EP3468705A1 (fr) | 2019-04-17 |
Family
ID=56943681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP17721346.9A Withdrawn EP3468705A1 (fr) | 2016-06-08 | 2017-04-24 | Reacteur catalytique radial multitubulaire |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20190255499A1 (fr) |
| EP (1) | EP3468705A1 (fr) |
| JP (1) | JP2019520199A (fr) |
| KR (1) | KR20190017769A (fr) |
| CN (1) | CN109414667A (fr) |
| CA (1) | CA3026887A1 (fr) |
| FR (1) | FR3052367B1 (fr) |
| RU (1) | RU2018142898A (fr) |
| WO (1) | WO2017211498A1 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20250205666A1 (en) * | 2023-12-20 | 2025-06-26 | Uop Llc | Processes and apparatuses for supporting conduits in a radial flow reactor |
| FR3157816A1 (fr) * | 2023-12-27 | 2025-07-04 | Technip Energies France | Réacteur tubulaire à lit fixe |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2108087A (en) * | 1935-11-09 | 1938-02-15 | Houdry Process Corp | Apparatus for contact treatment of materials |
| FR2675399B1 (fr) * | 1991-04-17 | 1993-07-16 | Inst Francais Du Petrole | Reacteur-echangeur de chaleur sous pression comportant des moyens de combustion controlee. |
| JP2001009264A (ja) * | 1999-04-26 | 2001-01-16 | Toyo Eng Corp | 熱交換器様式反応器 |
| JP4477432B2 (ja) * | 2004-06-29 | 2010-06-09 | 東洋エンジニアリング株式会社 | 改質器 |
| EP1927395B1 (fr) * | 2006-12-01 | 2009-08-12 | Haldor Topsoe A/S | Appareil de chargement de matériau catalytique particulaire et procédé de chargement |
| FR2948580B1 (fr) * | 2009-07-29 | 2011-07-22 | Inst Francais Du Petrole | Dispositif de distribution de la charge et de recuperation des effluents dans un reacteur catalytique a lit radial |
| LU91683B1 (en) * | 2010-04-22 | 2011-10-24 | Wurth Paul Sa | Device for distributing bulk material with a distribution spout supported by a cardan suspension |
| AU2012392948B2 (en) * | 2012-10-26 | 2016-08-04 | Halliburton Energy Services, Inc. | Mechanically actuated device positioned below mechanically actuated release assembly utilizing J- slot device |
| US20140290062A1 (en) * | 2013-03-28 | 2014-10-02 | Uop Llc | Apparatus for a Radial-Flow Reactor and Method for Assembly Thereof |
-
2016
- 2016-06-08 FR FR1655251A patent/FR3052367B1/fr not_active Expired - Fee Related
-
2017
- 2017-04-24 KR KR1020187035318A patent/KR20190017769A/ko not_active Withdrawn
- 2017-04-24 EP EP17721346.9A patent/EP3468705A1/fr not_active Withdrawn
- 2017-04-24 RU RU2018142898A patent/RU2018142898A/ru not_active Application Discontinuation
- 2017-04-24 US US16/308,083 patent/US20190255499A1/en not_active Abandoned
- 2017-04-24 WO PCT/EP2017/059673 patent/WO2017211498A1/fr not_active Ceased
- 2017-04-24 JP JP2018563508A patent/JP2019520199A/ja active Pending
- 2017-04-24 CN CN201780035446.XA patent/CN109414667A/zh active Pending
- 2017-04-24 CA CA3026887A patent/CA3026887A1/fr not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| CA3026887A1 (fr) | 2017-12-14 |
| RU2018142898A (ru) | 2020-07-09 |
| CN109414667A (zh) | 2019-03-01 |
| KR20190017769A (ko) | 2019-02-20 |
| FR3052367A1 (fr) | 2017-12-15 |
| WO2017211498A1 (fr) | 2017-12-14 |
| FR3052367B1 (fr) | 2018-06-15 |
| JP2019520199A (ja) | 2019-07-18 |
| US20190255499A1 (en) | 2019-08-22 |
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