CN105396515A - Radial gas cooled reactor - Google Patents
Radial gas cooled reactor Download PDFInfo
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- CN105396515A CN105396515A CN201510698261.XA CN201510698261A CN105396515A CN 105396515 A CN105396515 A CN 105396515A CN 201510698261 A CN201510698261 A CN 201510698261A CN 105396515 A CN105396515 A CN 105396515A
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- gas
- pipe
- reaction basket
- air
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- 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
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- 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
- B01J8/067—Heating or cooling the reactor
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/15—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively
- C07C29/151—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
- C07C29/152—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases characterised by the reactor used
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/02—Monohydroxylic acyclic alcohols
- C07C31/04—Methanol
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- 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
- B01J2208/06—Details of tube reactors containing solid particles
- B01J2208/065—Heating or cooling the reactor
Abstract
A radial gas cooled reactor comprises an outer cylinder, a gas cooling system, a radical reaction basket and a first gas collecting tube, the radial reaction basket is arranged in the outer cylinder, a gap is formed between the outer cylinder and the radial reaction basket, the gas cooling system comprises a gas inlet tube, gas cooling tubes and a second gas collecting tube, the gas inlet tube and the second gas collecting tube traverse through the outer cylinder and the radial reaction basket, the gas cooling tubes are positioned in the radial reaction basket and are connected between the gas inlet tube and the second gas collecting tube, the first gas collecting tube is arranged in the radial reaction basket, and one end of the first gas collecting tube stretches out of the radial reaction basket and the outer cylinder; and the outer cylinder is provided with a gas opening, the sidewalls of the radical reaction basket and the first gas collecting tube are respectively provided with vents to make a gas sequentially go through the gas opening, the gap, the radial reaction basket and the first gas collecting tube along a direction basically vertical to the height direction of the outer cylinder or a direction opposite to the direction. The radial gas cooled reactor adopting the radial reaction basket has the advantages of small gas resistance, realization of cooling in the radial reaction basket and heating of unreacted cooled gas, high energy utilization rate and obvious energy saving effect.
Description
Technical field
The present invention relates to chemical technology field, particularly relate to a kind of radial air cooling reactor be applied in ammonia synthesis, methanol-fueled CLC production.
Background technology
Methanol-fueled CLC reaction is strong heat release reversible reaction, key reaction formula
CO+2H
2＝CH
3OH+ΔH
R1
CO
2+3H
2＝CH
3OH+H
2O+ΔH
R2
ΔH
R1＝-76519.5-49.2909T----------P132
ΔH
R2＝-37858.2-22.666T-------P132
Reaction carries out in the reactor that catalyst is housed, and modern catalyst for methanol is low-pressure low-temperature Cu-Zn-Al, and its pressure is 4.0MPa ~ 8.5MPa, 210 DEG C ~ 280 DEG C.As from the foregoing, unreacting gas must first be preheated to 210 DEG C, and in course of reaction, thermal discharge is large, and temperature rises large, and such as often react 1%CO temperature rise 32 DEG C, temperature rise can not be too high, should control within 280 DEG C.
The core of methanol synthesizing process technology is the design of methanol synthesis reactor.CO and H
2the reaction of methanol is strong exothermal reaction, with H
2, N
2gas synthesis ammonia compares, generate 1mol methyl alcohol than generation 1mol ammonia liberated heat almost many a times, and the serviceability temperature scope of the Cu-series catalyst of synthesizing methanol only has about 50 DEG C, the Fe-series catalyst serviceability temperature scope of synthetic ammonia has 120 DEG C ~ 150 DEG C, therefore needing to treat reaction gas is preheated to uniform temperature on the one hand, need again to remove reaction heat fast on the other hand, need in prior art to adopt different equipment to carry out preheating and cooling respectively, need the at substantial energy.
Summary of the invention
Based on this, be necessary to provide that a kind of energy utilization rate is high, the obvious radial air cooling reactor of energy-saving effect.
A kind of radial air cooling reactor, comprise urceolus, air cooling system, radial reaction basket and the first discharge, described radial direction reaction basket is located in described urceolus, and gap is formed between described urceolus and described radial direction reaction basket, described air cooling system comprises air inlet pipe, air cooled lamp and the second discharge, described air inlet pipe and described second discharge are through described urceolus and described radial direction reaction basket, described air cooled lamp described radial direction reaction basket in and be communicated between described air inlet pipe and described second discharge, described first discharge part is arranged in described radial direction reaction basket, and one end is stretched out outside described radial direction reaction basket and described urceolus, described urceolus offers gas port, and described radial direction reaction basket and described first discharge sidewall all offer passage, with by gas successively along the direction being basically perpendicular to described urceolus height in the direction of described gas port, described gap, described radial direction reaction basket and described first discharge or rightabout flowing.
In this radial air cooling reactor, owing to adopting radial reaction basket, gas enters radial reaction basket from the gap between urceolus and radial reaction basket from radial direction reaction basket sidewall or from the first discharge, and air resistance is little; And the heat produced in course of reaction can be absorbed by the unreacted cold air of air cooling system, on the one hand to the temperature cooling in radial direction reaction basket, heat unreacted cold air, energy utilization rate is high simultaneously, and energy-saving effect is obvious.
Wherein in an embodiment, described urceolus comprises top and bottom, and described first discharge and described air inlet pipe pass the described bottom of described urceolus, and described second discharge is through the described top of described urceolus.
Wherein in an embodiment, described air cooling system comprise be communicated with successively described air inlet pipe, gas-distributing pipe, the first communicating pipe, described air cooled lamp, the second communicating pipe and described second discharge, described air cooled lamp is back-shaped structure, and described air cooled lamp comprises import and outlet, described import and outlet are all positioned at the middle part of described air cooled lamp, and spaced setting.
Wherein in an embodiment, described air cooled lamp comprises top tube and down tube, and described upper pipe and described lower pipe comprise import and outlet respectively, the import of described upper pipe and the inlet communication of described lower pipe, the outlet of described upper pipe and the outlet of described lower pipe.
Wherein in an embodiment, described upper pipe and described lower pipe are U-shaped pipe, and described upper pipe and described lower pipe docking form described back-shaped structure.
Wherein in an embodiment, described upper pipe and described lower pipe are symmetrical structure, and the described import of described upper pipe and described lower pipe and described outlet are all positioned at the midpoint of described air cooled lamp.
Wherein in an embodiment, described air cooling system also comprises the first endless tube be communicated between described first communicating pipe and the described import of described air cooled lamp, and multiple described air cooled lamp connects described first endless tube.
Wherein in an embodiment, described air cooling system also comprises the second endless tube be communicated between described second communicating pipe and the described outlet of described air cooled lamp, and multiple described air cooled lamp connects described second endless tube.
Wherein in an embodiment, be provided with container cavity in the middle part of described radial direction reaction basket, described first endless tube and described second endless tube are contained in described container cavity.
Wherein in an embodiment, described air cooling system comprise multiple first endless tube, multiple be communicated with described multiple first endless tube respectively the first communicating pipe, multiple second endless tube and multiple the second communicating pipe be communicated with described multiple second endless tube respectively, multiple described first endless tube and multiple described second endless tube are arranged in container cavity with one heart.
Wherein in an embodiment, described radial direction reaction basket and/or described first discharge comprise cylindrical shell and air permeable plate, described passage comprises the first passage of through described cylindrical shell and the second passage of through described air permeable plate, described second passage and described first passage are interconnected, and the total sectional area of described second passage is greater than the total cross section of described first passage.
Wherein in an embodiment, described first passage of described cylindrical shell comprises open aperture and draws hole in, and described open aperture is greater than described gathering hole, and the more described open aperture in described gathering hole is near described air permeable plate; Described second passage of described air permeable plate comprises hole and lower opening, and the more described lower opening in described upper hole is near described cylindrical shell, and the size in described upper hole is less than described lower opening.
Wherein in an embodiment, described cylindrical shell and described air permeable plate interval arrange thus form gap betwixt, the first passage described in described gap area and described second passage; Described radial direction reaction basket and/or described first discharge can also comprise spacer ring, described spacer ring is located between described cylindrical shell and described air permeable plate hermetically, described gap length between described cylindrical shell and described air permeable plate is become multiple interval, described radial direction reaction basket and/or described first discharge can also comprise described screen cloth, and described screen cloth is arranged on the side of described air permeable plate away from described cylindrical shell.
Accompanying drawing explanation
Fig. 1 is the structural representation of the air cooling reactor of an embodiment;
Fig. 2 is the structural representation of the air cooled lamp of the air cooling system of the reactor of air cooling shown in Fig. 1;
The partial structurtes schematic diagram of the urceolus that Fig. 3 is the reactor of air cooling shown in Fig. 1 and radial reaction basket;
Fig. 4 is the partial structurtes schematic diagram of the first discharge of the reactor of air cooling shown in Fig. 1;
Fig. 5 is the structural representation of the first passage of the first discharge of another embodiment.
Detailed description of the invention
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Preferred embodiment of the present invention is given in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present invention more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement are just for illustrative purposes.
Refer to Fig. 1, the air cooling reactor of one embodiment of the invention comprises urceolus 10, air cooling system 50, radial reaction basket 70 and the first discharge 80.
In this specific embodiment, urceolus 10 is hollow tube-shape, and it comprises top 101 and bottom 103.More specifically, be cylindric in the middle part of urceolus 10, top 101 and bottom 103 are hemispherical or ellipticity.The top 101 of urceolus 10 is provided with charging hole, and the bottom 103 of urceolus 10 is provided with dumping pit.Urceolus 10 also offers gas port 104, so that the question response gas of preheating is inputted urceolus 10.
Air cooling system 50 comprise air inlet pipe 51, gas-distributing pipe 52, point compression ring 53, first communicating pipe 54, first endless tube 55, second endless tube 56, air cooled lamp 57, second communicating pipe 58 and the second discharge 59.
Air inlet pipe 51 is located at the bottom 103 of urceolus 10, and through in urceolus 10 and radial reaction basket 70, is communicated with to input unreacted cold air by air inlet pipe 51 with other equipment.
Gas-distributing pipe 52 is positioned at radial reaction basket 70, and is communicated between air inlet pipe 51 and point compression ring 53, with the unreacted cold air will inputted from air inlet pipe 51 input point compression ring 53.Particularly, gas-distributing pipe 52 can be multiple, and multiple gas-distributing pipe 52 is communicated with by dispersed for unreacted cold air respectively with air inlet pipe 51.
Compression ring 53 is divided to be positioned at radial reaction basket 70, and be communicated between gas-distributing pipe 52 and the first communicating pipe 54, and a point compression ring 53 is ring-type, like this, even if the quantity of gas-distributing pipe 52 is one, because a point compression ring 53 is ring-type, a point compression ring 53 can be communicated with multiple first communicating pipe 54, unreacted cold air is delivered to multiple first communicating pipe 54.Be appreciated that point compression ring 53 also can omit, gas-distributing pipe 52 was directly communicated with the first communicating pipe 54.
Be positioned at radial reaction basket 70 first communicating pipe 54, and be communicated in point compression ring 53 or between gas-distributing pipe 52 and air cooled lamp 57, so that unreacted cold air is delivered to air cooled lamp 57, unreacted cold air in air cooled lamp 57 by the gas-heated of air cooled lamp 57 outside.
Wherein in an embodiment, the first communicating pipe 54 was also communicated with air cooled lamp 57 by the first endless tube 55, and like this, unreacted cold air enters air cooled lamp 57 after entering the first endless tube 55 again.Particularly, air cooled lamp 57 comprises import and outlet, and inlet communication first endless tube 55 of multiple air cooled lamp 57, can reduce the quantity of the first communicating pipe 54 like this, by the first endless tube 55, unreacted cold air is delivered to multiple air cooled lamp, make heat trnasfer evenly.Particularly, also multiple first communicating pipe 54 first endless tube 55 can be communicated with.In this specific embodiment, the first endless tube 55 is annular.
Be positioned at radial reaction basket 70 second communicating pipe 58, and be communicated between the outlet of air cooled lamp 57 and the second discharge 59, the gas through heating is derived radial reaction basket 70 and urceolus 10 from the second discharge 59.
Wherein in an embodiment, the second communicating pipe 58 was also communicated with air cooled lamp 57 by the second endless tube 56, like this, after the gas of heating enters the second endless tube 56, entered for the second communicating pipe 58 again.Particularly, the outlet of multiple air cooled lamp 57 can be communicated with the second endless tube 56, can reduce the quantity of the second communicating pipe 58 like this.In this specific embodiment, the second endless tube 56 is annular.
Air cooled lamp 57 is arranged in radial reaction basket 70, passes into unreacted cold air from its import, under the heating of the outer hot gas of air cooled lamp 57, exports air cooled lamp 57 after gas is heated from its outlet, last outputting radial reaction basket 70.Refer to Fig. 2, particularly, air cooled lamp 57 is back-shaped structure, and its import and outlet lay respectively at the middle part of air cooled lamp 57, and that is, the import of air cooled lamp 57 and outlet are not positioned at the two ends of air cooled lamp 57.Because the import of air cooled lamp 57 and outlet lay respectively at the middle part of air cooled lamp 57, therefore gas can flow from the import at the middle part of air cooled lamp 57 to two ends, then flow to outlet to middle part, makes heat exchange more even.Back-shaped structure mentioned here is not limited to " returning " character form structure, as long as end to end.
More specifically, air cooled lamp 57 can comprise pipe 571 and lower pipe 573, the import of upper pipe 571, the import of lower pipe 573 and one end of the first communicating pipe 54 are interconnected, the outlet of upper pipe 571, the outlet of lower pipe 573 and one end of the second communicating pipe 58 are interconnected, such gas can from entering upper pipe 571 and lower pipe 573 first communicating pipe 54 simultaneously, and out entered for the second communicating pipe 58 from upper pipe 571 and lower pipe 573 simultaneously, the heat exchange that can make gas is more even, the temperature in radial reaction basket 70 also evenly.Be appreciated that pipe 571 and lower pipe 573 also can be an entirety, air cooled lamp 57 offered import and exports.
Particularly, upper pipe 571 and lower pipe 573 all can be U-shaped pipe, and upper pipe 571 and the docking of lower pipe 573 can form back-shaped structure.Be appreciated that pipe 571 and lower pipe 573 are also the pipe of other shapes, as long as air cooled lamp 57 can form back-shaped structure.
Particularly, upper pipe 571 and lower pipe 573 can be symmetrical structure, the import of upper pipe 571 and lower pipe 573 and outlet are all positioned at the midpoint of air cooled lamp 57, the upper pipe 571 of so every root air cooled lamp 57 is identical with the temperature of the correspondence position of lower pipe 573, the heat exchange making gas is more even, the temperature in radial reaction basket 70 also evenly.
Second discharge 59 is communicated with multiple second communicating pipe 58, and the second discharge 59 is through radial reaction basket 70 and urceolus 10, and urceolus 10 is stretched out in one end, to be derived by the gas through heating.
Radial reaction basket 70 is located in urceolus 10, and it is for containing catalyst, and leaves gap 105 between radial reaction basket 70 and urceolus 10.Radial reaction basket 70 sidewall offers passage, to make the question response gas entering into gap 105 from the gas port 104 of urceolus 10 enter radial reaction basket 70 from this passage by radial direction, reacts under the effect of catalyst.
Particularly, be provided with container cavity 71 in the middle part of radial reaction basket 70, to hold aforesaid first endless tube 55 and the second endless tube 56, multiple first endless tube 55 and the second endless tube 56 are arranged in container cavity 71 with one heart.
Refer to Fig. 3, wherein in an embodiment, radial reaction basket 70 comprises cylindrical shell 701 and air permeable plate 703, and air permeable plate 703 is sheathed in cylindrical shell 701, and the passage of radial reaction basket 70 comprises the first passage of through cylindrical shell 701 and the second passage of through air permeable plate 703.Wherein, the second passage and the first passage are interconnected, and the total sectional area of the second passage is greater than the total sectional area of the first passage.When radial direction reaction basket 70 is arranged at urceolus 10, comparatively air permeable plate 703 is near urceolus 10 for the cylindrical shell 701 of radial reaction basket 70, and cylindrical shell 701 and urceolus 10 interval arrange thus form aforementioned gap 105.Because the passage of radial direction reaction basket 70 comprises the first passage of through cylindrical shell 701 and the second passage of through air permeable plate 703, and the total sectional area of the second passage is greater than the total sectional area of the first passage, therefore, gas is introduced into the first passage from gap 105, through the second passage that sectional area is larger, gas is disperseed further again after gas dispersion, finally enter radial reaction basket 70 inner, gas is served to the effect of the dispersion of arriving very much, gas is uniformly distributed in radial direction reaction basket 70, make reaction more all fully even, guarantee that the reacting gas in reaction bed all can be evenly distributed in short transverse and circumferencial direction, flowing is consistent, avoid the formation of gas dead band cause local overheating thus burn out catalyst.In this specific embodiment, the quantity of the second passage is more than the quantity of the first passage.
First passage of cylindrical shell 701 comprises open aperture 7013 and draws hole 7015 in, and open aperture 7013 is greater than draws hole 7015 in, draw in hole 7015 comparatively open aperture 7013 near air permeable plate 703.Particularly, open aperture 7013 is horn-like, and it is cylindric for drawing hole 7015 in, and draw hole 7015 in and be connected to the less one end of open aperture 7013 size, more specifically, open aperture 7013 can be round table-like.Be appreciated that drawing hole 7015 in can omit.Due to the open aperture 7013 of cylindrical shell 701 and the setting in gathering hole 7015, gas can be made can fully to enter the first passage from gap 105.
Second passage of air permeable plate 703 comprises hole 7035 and lower opening 7037, and comparatively lower opening 7037 is near cylindrical shell 701 in upper hole 7035, and the size in upper hole 7035 is less than lower opening 7037.Particularly, the multiple spaced projection 7033 that air permeable plate 703 comprises substrate 7031 and is located on substrate 7031, upper hole 7035 is opened in protruding 7033, and lower opening 7037 is opened in substrate 7031.
Cylindrical shell 701 and air permeable plate 703 interval arrange thus form gap (figure does not mark) betwixt, this gap area first passage and the second passage.
Radial reaction basket 70 can also comprise spacer ring 705, and spacer ring 705 is located between cylindrical shell 701 and air permeable plate 703 hermetically, and the gap length between cylindrical shell 701 and air permeable plate 703 is become multiple interval.Particularly, spacer ring 705 can be circular steel ring.Due to the setting of spacer ring 705, make the inside various piece in the height direction of radial reaction basket 70 all have suitable gas to enter, gas is uniformly distributed in radial direction reaction basket 70, makes reaction more all fully even.
Radial reaction basket 70 can also comprise screen cloth 707, and screen cloth 707 is arranged on the side of air permeable plate 703 away from cylindrical shell 701.Particularly, screen cloth 707 can fitted and breathable plate 703.The setting of screen cloth 707 can gas dispersion further, gas is uniformly distributed in radial direction reaction basket 70, makes reaction more all fully even.
First discharge 80 part is arranged in radial reaction basket 70, and one end is stretched out outside radial reaction basket 70 and urceolus 10, to enter that the first discharge is after 80s to be exported to urceolus 10 to make the gas through reaction from radial direction reaction basket 70.
Particularly, the first discharge 80 can be tubular, and its sidewall can offer multiple passage, enters to make gas.
Refer to Fig. 4, the first discharge 80 comprises cylindrical shell 801 and air permeable plate 803, and air permeable plate 803 is sheathed on outside cylindrical shell 801, and the passage of the first discharge 80 comprises the first passage of through cylindrical shell 801 and the second passage of through air permeable plate 803.Wherein, the second passage and the first passage are interconnected, and the total sectional area of the second passage is greater than the total sectional area of the first passage.When the first discharge 80 is arranged at radial reaction basket 70, the cylindrical shell 801 of the first discharge 80 is compared with the cylindrical shell 701 of air permeable plate 803 away from radial direction reaction basket 70.The effect of the passage of the first discharge 80 is contrary with the effect that radial direction reacts the passage of basket 70, the passage of radial reaction basket 70 is to make gas dispersion, and the passage of the first discharge is to be held together by the gas collection of dispersion and entering the first discharge 80 inside.
First passage of cylindrical shell 801 comprises open aperture 8013 and draws hole 8015 in, and open aperture 8013 is greater than draws hole 8015 in, draw in hole 8015 comparatively open aperture 8013 near air permeable plate 803.Particularly, open aperture 8013 is horn-like, and it is cylindric for drawing hole 8015 in, and draw hole 8015 in and be connected to the less one end of open aperture 8013 size, more specifically, open aperture 8013 can be round table-like.Be appreciated that drawing hole 8015 in can omit; Meanwhile, refer to Fig. 5, also can, by open aperture 8013 and the location swap drawing hole 8015 in, make open aperture 8013 closer to air permeable plate 803.
Second passage of air permeable plate 803 comprises hole 8035 and lower opening 8037, and comparatively lower opening 8037 is near cylindrical shell 801 in upper hole 8035, and the size in upper hole 8035 is less than lower opening 8037.Particularly, the multiple spaced projection 8033 that air permeable plate 803 comprises substrate 8031 and is located on substrate 8031, upper hole 8035 is opened in protruding 8033, and lower opening 8037 is opened in substrate 8031.
Cylindrical shell 801 and air permeable plate 803 interval arrange thus form gap (figure does not mark) betwixt, this gap area first passage and the second passage.
First discharge 80 can also comprise spacer ring 805, and spacer ring 805 is located between cylindrical shell 801 and air permeable plate 803 hermetically, and the gap length between cylindrical shell 801 and air permeable plate 803 is become multiple interval.Particularly, spacer ring 805 can be circular steel ring.
First discharge 80 can also comprise screen cloth 807, and screen cloth 807 is arranged on the side of air permeable plate 803 away from cylindrical shell 801.Particularly, screen cloth 807 can fitted and breathable plate 803.
Particularly, one end of the first discharge 80 can near the top 101 of urceolus 10, and the other end can stretch out from the bottom 103 of urceolus 10.
Particularly, air inlet pipe 51 for cross section be the tubular of ring-type, air inlet pipe 51 is sheathed on outside the first discharge 80, and one end of gas-distributing pipe 52 is connected to the sidewall of air inlet pipe 51.
During the work of above-mentioned air cooling reactor, unreacted cold air is passed into air inlet pipe 51, unreacted cold air successively by gas-distributing pipe 52, point compression ring 53, first communicating pipe 54, first endless tube 55 and air cooled lamp 57.The question response gas of preheating is entered gap 105 by gas port 104, question response gas enters radial reaction basket 70 by the passage of radial reaction basket 70 sidewall, react under the effect of catalyst, produce heat simultaneously, the heat produced is absorbed by the unreacted cold air in air cooled lamp 57, on the one hand the unreacted cold air in air cooled lamp 57 is heated, unreacted cold air cools in radial direction reaction basket 70 on the other hand, and radial reaction basket 70 and interior catalyst thereof are in suitable temperature range.Through heating unreacting gas from air cooled lamp 57 out after export air cooling reactor through the second endless tube 56, second communicating pipe 58 and the second discharge 59; And enter the first discharge output air cooling after 80s reactor through reacted gas from radial direction reaction basket 70.
Air cooling reactor of the present invention, owing to adopting radial reaction basket, gas enters radial reaction basket from the gap between urceolus and radial reaction basket from radial direction reaction basket sidewall, and air resistance is little; And the heat produced in course of reaction can be absorbed by the unreacted cold air of air cooling system, on the one hand to the temperature cooling in radial direction reaction basket, heat unreacted cold air, energy utilization rate is high simultaneously, and energy-saving effect is obvious; The air cooled lamp of air cooling system adopts the structure of top tube and down tube connection, makes heat exchange more even.
Be appreciated that, question response gas also can enter from the first discharge 80, then radial reaction basket 70 is entered, react under the effect of catalyst, produce heat simultaneously, the heat produced is absorbed by the unreacted cold air in air cooled lamp 57, enters gap 105, finally export air cooling reactor from gas port 104 through reacted gas through the passage of radial reaction basket 70 sidewall.When question response gas enters from the first discharge 80, when exporting from gas port 104, the cylindrical shell 701 of the vent hole structure of radial reaction basket 70 should be arranged on compared with the side of air permeable plate 703 near urceolus 10, the cylindrical shell 801 of the first discharge 80 should be arranged on compared with the side of air permeable plate 803 away from the cylindrical shell 701 of radial direction reaction basket 70, and the structure of the passage of radial reaction basket 70 is preferably the vent hole structure as gathering gas shown in Fig. 4, and the structure of the passage of the first discharge 80 is preferably the vent hole structure as gas dispersion shown in Fig. 3, namely the structure of the passage of radial reaction basket 70 and the first discharge 80 is exchanged.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this description is recorded.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be construed as limiting the scope of the patent.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (13)
1. a radial air cooling reactor, it is characterized in that: comprise urceolus, air cooling system, radial reaction basket and the first discharge, described radial direction reaction basket is located in described urceolus, and gap is formed between described urceolus and described radial direction reaction basket, described air cooling system comprises air inlet pipe, air cooled lamp and the second discharge, described air inlet pipe and described second discharge are through described urceolus and described radial direction reaction basket, described air cooled lamp described radial direction reaction basket in and be communicated between described air inlet pipe and described second discharge, described first discharge part is arranged in described radial direction reaction basket, and one end is stretched out outside described radial direction reaction basket and described urceolus, described urceolus offers gas port, and described radial direction reaction basket and described first discharge sidewall all offer passage, with by gas successively along the direction being basically perpendicular to described urceolus height in the direction of described gas port, described gap, described radial direction reaction basket and described first discharge or rightabout flowing.
2. radial air cooling reactor according to claim 1, it is characterized in that, described urceolus comprises top and bottom, and described first discharge and described air inlet pipe pass the described bottom of described urceolus, and described second discharge is through the described top of described urceolus.
3. radial air cooling reactor according to claim 1, described air cooling system comprise be communicated with successively described air inlet pipe, gas-distributing pipe, the first communicating pipe, described air cooled lamp, the second communicating pipe and described second discharge, described air cooled lamp is back-shaped structure, and described air cooled lamp comprises import and outlet, described import and outlet are all positioned at the middle part of described air cooled lamp, and spaced setting.
4. radial air cooling reactor according to claim 3, it is characterized in that, described air cooled lamp comprises top tube and down tube, described upper pipe and described lower pipe comprise import and outlet respectively, the import of described upper pipe and the inlet communication of described lower pipe, the outlet of described upper pipe and the outlet of described lower pipe.
5. radial air cooling reactor according to claim 4, is characterized in that, described upper pipe and described lower pipe are U-shaped pipe, and described upper pipe and described lower pipe docking form described back-shaped structure.
6. radial air cooling reactor according to claim 5, is characterized in that, described upper pipe and described lower pipe are symmetrical structure, and the described import of described upper pipe and described lower pipe and described outlet are all positioned at the midpoint of described air cooled lamp.
7. the radial air cooling reactor according to claim 3-6 any one, it is characterized in that, described air cooling system also comprises the first endless tube be communicated between described first communicating pipe and the described import of described air cooled lamp, and multiple described air cooled lamp connects described first endless tube.
8. radial air cooling reactor according to claim 7, is characterized in that, described air cooling system also comprises the second endless tube be communicated between described second communicating pipe and the described outlet of described air cooled lamp, and multiple described air cooled lamp connects described second endless tube.
9. radial air cooling reactor according to claim 8, is characterized in that, be provided with container cavity in the middle part of described radial direction reaction basket, described first endless tube and described second endless tube are contained in described container cavity.
10. radial air cooling reactor according to claim 9, it is characterized in that, described air cooling system comprise multiple first endless tube, multiple be communicated with described multiple first endless tube respectively the first communicating pipe, multiple second endless tube and multiple the second communicating pipe be communicated with described multiple second endless tube respectively, multiple described first endless tube and multiple described second endless tube are arranged in container cavity with one heart.
11. radial air cooling reactors according to claim 1, it is characterized in that, described radial direction reaction basket and/or described first discharge comprise cylindrical shell and air permeable plate, described passage comprises the first passage of through described cylindrical shell and the second passage of through described air permeable plate, described second passage and described first passage are interconnected, and the total sectional area of described second passage is greater than the total cross section of described first passage.
12. radial air cooling reactors according to claim 11, is characterized in that, described first passage of described cylindrical shell comprises open aperture and draws hole in, and described open aperture is greater than described gathering hole, and the more described open aperture in described gathering hole is near described air permeable plate; Described second passage of described air permeable plate comprises hole and lower opening, and the more described lower opening in described upper hole is near described cylindrical shell, and the size in described upper hole is less than described lower opening.
13. radial air cooling reactors according to claim 11, is characterized in that, described cylindrical shell and described air permeable plate interval arrange thus form gap betwixt, the first passage described in described gap area and described second passage; Described radial direction reaction basket and/or described first discharge also comprise spacer ring, described spacer ring is located between described cylindrical shell and described air permeable plate hermetically, described gap length between described cylindrical shell and described air permeable plate is become multiple interval, described radial direction reaction basket and/or described first discharge also comprise described screen cloth, and described screen cloth is arranged on the side of described air permeable plate away from described cylindrical shell.
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| CN201510698261.XA CN105396515B (en) | 2015-10-23 | 2015-10-23 | Radially air cooling reactor |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101143729A (en) * | 2007-09-05 | 2008-03-19 | 湖南安淳高新技术有限公司 | Multi-bed layer shaft radial synthesizing tower |
| JP4147519B2 (en) * | 2000-05-05 | 2008-09-10 | マン デーヴエーエー ゲゼルシャフト ミット ベシュレンクテル ハフツング | Tubular reactor for carrying out exothermic gas phase reactions |
| CN101721956A (en) * | 2009-12-04 | 2010-06-09 | 湖南安淳高新技术有限公司 | Isothermal low-temperature CO shift reactor |
| CN102861538A (en) * | 2012-09-28 | 2013-01-09 | 神华集团有限责任公司 | Tube type fixed bed reactor |
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2015
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4147519B2 (en) * | 2000-05-05 | 2008-09-10 | マン デーヴエーエー ゲゼルシャフト ミット ベシュレンクテル ハフツング | Tubular reactor for carrying out exothermic gas phase reactions |
| CN101143729A (en) * | 2007-09-05 | 2008-03-19 | 湖南安淳高新技术有限公司 | Multi-bed layer shaft radial synthesizing tower |
| CN101721956A (en) * | 2009-12-04 | 2010-06-09 | 湖南安淳高新技术有限公司 | Isothermal low-temperature CO shift reactor |
| CN102861538A (en) * | 2012-09-28 | 2013-01-09 | 神华集团有限责任公司 | Tube type fixed bed reactor |
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