CN108910915A - A kind of reaction tower for ammonia synthesis - Google Patents
A kind of reaction tower for ammonia synthesis Download PDFInfo
- Publication number
- CN108910915A CN108910915A CN201811010385.4A CN201811010385A CN108910915A CN 108910915 A CN108910915 A CN 108910915A CN 201811010385 A CN201811010385 A CN 201811010385A CN 108910915 A CN108910915 A CN 108910915A
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- Prior art keywords
- heat exchanger
- tower
- pipe
- catalyst basket
- ammonia synthesis
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/04—Preparation of ammonia by synthesis in the gas phase
- C01C1/0405—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Abstract
The present invention relates to a kind of reaction towers for ammonia synthesis, main member has outer cylinder, top cover, tower top flange, bottom cover, tower bottom component, inner cylinder, catalyst basket, casing mechanism, heat exchanger, heat exchanger tube, circulation pipe, output of products pipe, filter membrane, outer cylinder upper end connects top cover, top cover upper end connects tower top flange, top cover is equipped with material inlet, outer cylinder lower end connects bottom cover, bottom cover lower end connects tower bottom component, outer cylinder is wrapped in outside inner cylinder, inner cylinder top is equipped with catalyst basket, casing mechanism is located at catalyst basket lower end, inner cylinder lower end is equipped with heat exchanger, heat exchanger is equipped with the heat exchanger tube of helical form tilt distribution, heat exchanger is equipped with circulation pipe, output of products pipe is located at heat exchanger lower end, filter membrane is equipped with inside output of products pipe.Reaction tower of the present invention, ammonia synthesis high conversion rate is compact-sized, occupied area is small, and internal structure is neat, maintenance convenience, and energy saving, ammonia separation is high-efficient, and obtained ammonia quality is high.
Description
Technical field
The present invention relates to a kind of reaction towers for ammonia synthesis, belong to ammonia synthesis field.
Background technique
The method of industry synthetic ammonia routine is:Under high pressure, high temperature, nitrogen and hydrogen carry out catalysis reaction and obtain ammonia.Cause
It is to carry out under high temperature and pressure to synthesize the process of ammonia, which is reversible reaction, and reactants and products are gas, so
Influence of the control of reaction condition to reaction efficiency is very crucial;In addition, the reaction is exothermic reaction, have in reaction process a large amount of
Reaction heat release, reaction heat utilization it is also extremely important.
At present, existing synthetic ammonia tower common problem has:Reaction condition is not easy to control, and catalytic activity is low;Mass transfer
Resistance is big;Catalyst is easy to be lost;Obtained ammonia quality is low;Structure is cumbersome, takes up a large area;It is inconvenient for operation, inspection operation
It is difficult;Reaction heat can not recycle, and energy consumption is high.So considering from safe and feasible, the convenient, energy saving of operation etc., design
Suitable ammonia convertor is extremely important for industrialized production out.
Summary of the invention
The present invention is in view of the deficienciess of the prior art, provide a kind of reaction tower for ammonia synthesis, the biography of the reaction tower
Matter is uniform, and catalyst not easily runs off, ammonia synthesis high conversion rate, compact-sized, occupied area is small, internal structure is neat, maintenance just
Benefit, energy saving, ammonia separation is high-efficient, and ammonia quality is high.
The technical solution that the present invention solves above-mentioned technical problem is as follows:A kind of reaction tower for ammonia synthesis, including:Outside
Cylinder, top cover, tower top flange, bottom cover and tower bottom component, the outer cylinder upper end connect the top cover, and the tower top flange is arranged in institute
State top cover upper end, the top cover is equipped with material inlet, and the outer cylinder lower end connects the bottom cover, described in the bottom cover lower end connection
Tower bottom component, the outer barrel are equipped with inner cylinder, because ammonia synthesis reaction is high temperature, condition of high voltage, the bilayer of inner barrel and outer barrel
Design can make the pressure resistance of entire reaction tower, heat preservation, thermal insulation, to improve the security performance of reaction tower, also can effectively avoid because
Reaction tower internal temperature is high, and leading to reaction tower, nearby environment temperature is higher, to influence operator's comfortable working environment degree.
Further, the inner cylinder top is equipped with the catalyst basket, is filled in the catalyst basket for ammonia synthesis
Catalyst, the catalyst basket inside are equipped with central tube, electric furnace are equipped with inside the central tube, electric furnace is for adding raw material
Heat, catalytic reaction temperature needed for making the temperature of raw material reach ammonia synthesis reaction.
Further, it is equipped with temperature gauge pipe inside the catalyst basket, the temperature gauge pipe lower end is located at the catalyst
Basket bottom, thermometer boss is interior to be equipped with temperature sensor, monitors the temperature in catalyst basket, and temperature sensor on-line at any time
It is coupled with electric furnace, controls temperature in catalyst basket, avoid temperature in catalyst basket excessively high, lead to catalyst inactivation, also avoid urging
Temperature is too low in agent basket, and catalytic temperature is not achieved.In addition, temperature gauge pipe lower end is located at catalyst basket bottom, it can be achieved that urging
The monitoring temperature of different depth position in agent basket, avoids non-uniform temperature in catalyst basket.
Further, described sleeve pipe mechanism is located at the catalyst basket lower end, and described sleeve pipe mechanism is equipped with several double sets
Pipe, described sleeve pipe mechanism lower end left side are equipped with gas distributor, and the gas distributor is connect with the double-jacket tube, and the double-jacket tube is embedded in institute
It states inside catalyst basket, the double-jacket tube is communicated with the central tube;After raw material enters ammonia synthesis reaction tower, by gas distributor
It distributes in several double-jacket tubes of sleeve pipe mechanism and is preheated, enter back into central tube and heated, reach material temperature
The active temperature of catalyst, the raw material after heating enters back into catalyst basket to be contacted with catalyst, makes nitrogen and hydrogen in raw material
Catalytic synthesis occurs for gas, includes hydrogen, nitrogen and ammonia in the gas after catalytic synthesis;
Because ammonia synthesis reaction is exothermic reaction, has a large amount of reaction heat and release, therefore post catalyst reaction basket medium temperature
Degree can rise, and double-jacket tube extends to inside catalyst basket, and raw material is introduced into the several double of casing mechanism after gas distributor distributes
In casing, raw material can be preheated in double-jacket tube, to reduce the load of electric furnace in central tube, have the work for reducing energy consumption
With in addition the design of double-jacket tube can remove the reaction heat in catalyst basket, avoid temperature in catalyst basket excessively high, lead to catalyst
Inactivation.
Further, the inner cylinder lower end is equipped with the heat exchanger, and the catalyst basket is communicated with the heat exchanger shell pass,
The heat exchanger is equipped with several heat exchanger tubes, heat exchanger tube tilt distribution in the shape of a spiral;In catalyst basket after catalytic synthesis
Gas, into cooling liquid separation is carried out in the heat exchanger, be passed through inside the heat exchanger tube refrigerant for cool down heat exchange, institute
It states after being passed through refrigerant in heat exchanger tube, heat exchanger tube temperature is lower, and the gas after catalytic synthesis touches the lower heat exchange of temperature
Guan Hou, ammonia can be liquefied as liquid ammonia;Heat exchanger tube tilt distribution in the shape of a spiral will increase heat exchange area, reduce heat exchange body
Product, in addition, heat exchanger tube tilt distribution, liquid ammonia is easier to be collected to the exchanger base, thus realize efficiently separating for ammonia,
And then the content of ammonia in reaction tower is reduced, it carries out ammonia synthesis reaction to positive reaction direction, increases the conversion ratio of ammonia;The heat exchange
Refrigerant is passed through inside pipe, ammonia carries out cooling liquid outside heat exchanger tube, and it is contaminated to can effectively avoid ammonia.
Further, the heat exchanger is equipped with circulation pipe, and the circulation pipe extends vertically up through the catalyst basket
Inside, the refrigerant in the heat exchanger tube eventually enter into the circulation pipe, because after the heat exchanger tube and catalytic synthesis
After gas contact is exchanged heat, the refrigerant in heat exchanger tube absorbs the liquefied latent heat of ammonia, and the refrigerant temperature in heat exchanger tube is
It increases, so the refrigerant in heat exchanger tube eventually enters into the circulation pipe, temperature is higher in circulation pipe, and circulation pipe prolongs vertically upward
It extends through inside catalyst basket, circulation pipe can heat the raw material entered in the reaction tower, to reduce central tube
The load of interior electric furnace reduces energy consumption.
Further, the heat exchanger lower end is equipped with output of products pipe, is equipped with filter membrane inside the output of products pipe;Liquid
Ammonia collects in heat exchanger lower end, and the liquid ammonia after collecting enters the output of products pipe, and liquid ammonia is filtered in output of products Guan Zhongjing
Film filtering after be plucked out of, the setting of the filter membrane can be such that the impurity in liquid ammonia is effectively filtered out, thus obtain quality compared with
High ammonia.
Further, the tower top flange is equipped with thermometer nozzle, to make the temperature sensing in the temperature gauge pipe
It is convenient that device picks and places, and the tower top flange is equipped with refrigerant exit, and the circulation pipe connects refrigerant exit.
Further, the bottom cover lower end is equipped with delivery outlet, and the output of products pipe passes through the delivery outlet and extends to institute
State tower bottom component bottom.
Further, the tower bottom component is equipped with refrigerant inlet, and the tower bottom component is equipped with products export, the institute
Tower bottom component lower end is stated equipped with bottom valve, the refrigerant inlet is connect with the heat exchanger tube, and the products export and the product are defeated
Outlet pipe connection, the convenient cleaning to products export pipe of the setting of bottom valve, daily maintenance and maintenance are all very convenient.
Further, the catalyst basket is metal mesh composition, and the construction of metal mesh can reduce the mass transfer resistance of gas
Power, and can prevent catalyst from being trickled down, the catalyst basket upper end is equipped with basket lid, and the basket is covered with for the thermometer
The duct that pipe and the circulation pipe pass through;Filling and replacement when the setting of basket lid is convenient to overhaul to catalyst.
Further, described sleeve pipe mechanism lower end is equipped with intermediate bulkhead, and the intermediate bulkhead is equipped with and the catalyst
The duct that basket communicates.The design of the intermediate bulkhead can avoid catalyst and fall into the inner cylinder bottom, lead to the dirt to liquid ammonia
Dye, in addition the design of the intermediate bulkhead has load-bearing effect to the catalyst basket and described sleeve pipe mechanism.
Further, the heat exchanger lower end is equipped with bracket, and the bracket is equipped with for the duct by output of products pipe,
The bracket has supporting role to the heat exchanger.
Further, bracket, the support vertical setting are equipped on the right side of the heat exchanger tube, the heat exchanger tube left side is equipped with gear
Plate, the baffle are obliquely installed.Under hyperbaric environment, bracket is interspersed between several heat exchanger tubes, can be effectively prevent helically
The heat exchanger tube of shape tilt distribution deforms;In addition, baffle can prevent liquid ammonia wall built-up on the inner wall of the inner cylinder, it is unfavorable for ammonia quilt
Extraction, and baffle inclined design can make it is tapered in heat exchanger shell pass, conducive to efficiently separating for liquid ammonia and other gases.
The beneficial effects of the invention are as follows:
(1) the reticular structure design of catalyst basket, keeps the mass transfer of raw material in catalyst uniform, resistance to mass tranfer is small, catalyst
The design of basket and intermediate bulkhead not easily runs off catalyst;
(2) temperature gauge pipe lower end is located at catalyst basket bottom, it can be achieved that temperature to different depth position in catalyst basket
Monitoring, avoids non-uniform temperature in catalyst basket, and double-jacket tube effectively removes reaction heat, avoids temperature in catalyst frame excessively high, from
And keep the temperature fluctuation in catalyst frame smaller, so that the temperature in catalyst frame is remained at catalyst activity temperature condition
Under, so ammonia synthesis high conversion rate can promote catalytic synthesis in addition, the design of heat exchanger produces ammonia effectively at any time
It is mobile to positive reaction direction, it can also improve ammonia synthesis conversion ratio;
(3) circulation pipe makes reaction heat be utilized effectively, and double-jacket tube is preheated raw material, can reduce electric furnace in central tube
Load reduces operating cost so as to reduce whole energy consumption;
(4) the helical form tilt distribution of heat exchanger tube will increase heat exchange area, reduce heat exchanger volume, and combine baffle
Design, ammonia can be made to be efficiently separated, so as to shorten the production cycle, improve production efficiency;
(5) it is equipped with filter membrane inside output of products pipe, keeps the ammonia quality of extraction higher, is free of other impurity;
(6) of the present invention for synthesizing the reaction tower of ammonia, compact overall structure, occupied area are small, and internal structure is whole
Together, the catalyst basket inside inner cylinder, casing mechanism, heat exchanger are mutually independent, and disassembly is simple, maintenance convenience.
Detailed description of the invention
Fig. 1 is the reaction tower structural schematic diagram for ammonia synthesis in embodiment;
In figure, 1 outer cylinder, 2 top covers, 3 tower top flanges, 4 bottom covers, 5 tower bottom components, 6 inner cylinders, 7 catalyst baskets, 8 central tubes, 9
Temperature gauge pipe, 10 casing mechanisms, 11 double-jacket tubes, 12 gas distributors, 13 heat exchangers, 14 heat exchanger tubes, 15 circulation pipes, 16 output of products
Pipe, 17 filter membranes, 18 material inlets, 19 refrigerant exits, 20 baskets of lids, 21 intermediate bulkheads, 22 baffles, 23 brackets, 24 products exports, 25
Refrigerant inlet, 26 bottom valves, 27 brackets, 28 thermometer nozzles, 29 delivery outlets.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited by the specific embodiments disclosed below.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein "and/or" includes one or more
Any and all combinations of relevant listed item.
As shown in Figure 1, a kind of reaction tower for ammonia synthesis, including:Outer cylinder 1, top cover 2, tower top flange 3, bottom cover 4 and tower
Bottom component 5,1 upper end of outer cylinder connect the top cover 2, and the tower top flange 3 is arranged in 2 upper end of top cover, the top cover 2
Equipped with material inlet 18,1 lower end of outer cylinder connects the bottom cover 4, and 4 lower end of bottom cover connects the tower bottom component 5, described
Inner cylinder 6 is equipped with inside outer cylinder 1;6 top of inner cylinder is equipped with catalyst basket 7, is equipped with 8 He of central tube inside the catalyst basket 7
Temperature gauge pipe 9,9 lower end of temperature gauge pipe are located at 7 bottom of catalyst basket, and 7 lower end of catalyst basket is equipped with jacketing machine
Structure 10 is equipped with gas distributor 12 on the left of described sleeve pipe mechanism 10, and described sleeve pipe mechanism 10 is equipped with several double-jacket tubes 11, described to divide gas
Box 12 is connect with the double-jacket tube 11, the double-jacket tube 11 inside the catalyst basket 7, the double-jacket tube 11 with it is described in
Heart pipe 8 communicates;6 lower end of inner cylinder is equipped with heat exchanger 13, and the catalyst basket 7 is communicated with 13 shell side of heat exchanger, described
Heat exchanger 13 is equipped with several heat exchanger tubes 14, and tilt distribution, the heat exchanger 13 are equipped with circulation pipe to the heat exchanger tube 14 in the shape of a spiral
15, the circulation pipe 15 extends up through inside the catalyst basket 7, and 13 lower end of heat exchanger is equipped with output of products pipe
16, filter membrane 17 is equipped with inside the output of products pipe 16.
In one embodiment for the reaction tower of ammonia synthesis, the tower top flange 3 is equipped with thermometer nozzle 28 and cold
Matchmaker outlet 19, the circulation pipe 15 connects refrigerant exit 19;4 lower end of bottom cover is equipped with what the confession output of products pipe 16 passed through
Delivery outlet 29;The tower bottom component 5 is equipped with refrigerant inlet 25, and the tower bottom component 5 is equipped with products export 24, the tower bottom component
5 lower ends are equipped with bottom valve 26, and the refrigerant inlet 25 is connect with the heat exchanger tube 14, the products export 24 and the output of products
Pipe 16 connects.
In one embodiment for the reaction tower of ammonia synthesis, the catalyst basket 7 is metal mesh composition, catalyst basket 7
Upper end is equipped with basket lid 20, and the basket lid 20 is equipped with the duct passed through for the temperature gauge pipe 9 and the circulation pipe 15;The center
It is equipped with electric furnace inside pipe 8, is equipped with temperature sensor inside the temperature gauge pipe 9, the electric furnace is coupled with the temperature sensor,
When temperature sensor detects that temperature is lower in catalyst basket 7, electric furnace opens heating function, when temperature sensor detects
When temperature reaches catalytic temperature in catalyst basket 7, electric furnace stops heating;10 lower end of described sleeve pipe mechanism is equipped with intermediate bulkhead 21,
The intermediate bulkhead 21 is equipped with the duct communicated with the catalyst basket 7;13 lower end of heat exchanger is equipped with bracket 23, described
Bracket 23 is equipped with for the duct by output of products pipe 16;Bracket 27 is equipped on the right side of the heat exchanger tube 14, the bracket 27 is worn
It inserts between several heat exchanger tubes 14, baffle 22 is equipped on the left of the heat exchanger tube 14, the baffle 22 is obliquely installed.
In one embodiment for the reaction tower of ammonia synthesis, nitrogen and hydrogen are as raw material, from the material inlet 18
Into in the reaction tower, raw material enters in the double-jacket tube 11 by the gas distributor 12 to be preheated, the raw material after preheating
It enters back into the central tube 8, material temperature is heated to the active temperature of catalyst by the electric furnace in the central tube 8, heating
Raw material afterwards, which enters back into, carries out catalytic synthesis in catalyst basket 7, the gas after reaction passes through the intermediate bulkhead 21;It is described
Refrigerant is passed through in heat exchanger 13, the gas after 14 pairs of heat exchanger tube reactions carries out heat exchange cooling, the ammonia in gas after reaction
Because pre-cooling is liquefied, becomes liquid ammonia and be collected to the output of products pipe 16, liquid ammonia flows through the filter membrane 17 and is plucked out of, the mistake
Cheng Zhong, ammonia conversion ratio can reach 23%~25%, the solid impurities such as powder are not present in the ammonia of extraction.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of reaction tower for ammonia synthesis, it is characterised in that:The reaction tower includes outer cylinder (1), top cover (2), tower top method
Blue (3), bottom cover (4) and tower bottom component (5), outer cylinder (1) upper end connect the top cover (2), tower top flange (3) setting
In the top cover (2) upper end, the top cover (2) is equipped with material inlet (18), and outer cylinder (1) lower end connects the bottom cover (4),
Bottom cover (4) lower end connects the tower bottom component (5), is equipped with inner cylinder (6) inside the outer cylinder (1);
Inner cylinder (6) top is equipped with catalyst basket (7), and central tube (8) and temperature gauge pipe are equipped with inside the catalyst basket (7)
(9), temperature gauge pipe (9) lower end is located at the catalyst basket (7) bottom, and catalyst basket (7) lower end is equipped with jacketing machine
Structure (10), described sleeve pipe mechanism (10) left side are equipped with gas distributor (12), and described sleeve pipe mechanism (10) is equipped with several double-jacket tubes
(11), the gas distributor (12) connect with the double-jacket tube (11), and the double-jacket tube (11) is in the catalyst basket (7)
Portion, the double-jacket tube (11) communicate with the central tube (8);
Inner cylinder (6) lower end is equipped with heat exchanger (13), and the catalyst basket (7) communicates with the heat exchanger (13) shell side, institute
Heat exchanger (13) are stated equipped with several heat exchanger tubes (14), the heat exchanger tube (14) tilt distribution in the shape of a spiral, the heat exchanger (13)
Equipped with circulation pipe (15), the circulation pipe (15) is extended up through inside the catalyst basket (7), under the heat exchanger (13)
End is equipped with output of products pipe (16), is equipped with filter membrane (17) inside the output of products pipe (16).
2. a kind of reaction tower for ammonia synthesis according to claim 1, it is characterised in that:On the tower top flange (3)
Equipped with thermometer nozzle (28), the tower top flange (3) is equipped with refrigerant exit (19), and circulation pipe (15) the connection refrigerant goes out
Mouth (19).
3. a kind of reaction tower for ammonia synthesis according to claim 1, it is characterised in that:Bottom cover (4) lower end is set
Have delivery outlet (29), the output of products pipe (16) passes through the delivery outlet (29) and extends to tower bottom component (5) bottom.
4. a kind of reaction tower for ammonia synthesis according to claim 1, it is characterised in that:The tower bottom component (5) sets
Have refrigerant inlet (25), the tower bottom component (5) is equipped with products export (24), and tower bottom component (5) lower end is equipped with bottom valve
(26), the refrigerant inlet (25) connect with the heat exchanger tube (14), the products export (24) and the output of products pipe
(16) it connects.
5. a kind of reaction tower for ammonia synthesis according to claim 1, it is characterised in that:The catalyst basket (7) is
Metal mesh is constituted, and catalyst basket (7) upper end is equipped with basket lid (20), and the basket lid (20), which is equipped with, supplies the temperature gauge pipe (9) and institute
State the duct that circulation pipe (15) passes through.
6. a kind of reaction tower for ammonia synthesis according to claim 1, it is characterised in that:The central tube (8) is internal
Equipped with electric furnace, temperature sensor is equipped with inside the temperature gauge pipe (9), the electric furnace is coupled with the temperature sensor.
7. a kind of reaction tower for ammonia synthesis according to claim 1, it is characterised in that:Under described sleeve pipe mechanism (10)
End is equipped with intermediate bulkhead (21), and the intermediate bulkhead (21) is equipped with the duct communicated with the catalyst basket (7).
8. a kind of reaction tower for ammonia synthesis according to claim 1, it is characterised in that:Heat exchanger (13) lower end
Equipped with bracket (23), the bracket (23) is equipped with for the duct by output of products pipe (16).
9. a kind of reaction tower for ammonia synthesis according to claim 1, it is characterised in that:On the right side of the heat exchanger tube (14)
Equipped with bracket (27), the bracket (27) is vertically arranged, and is equipped with baffle (22) on the left of the heat exchanger tube (14), the baffle (22)
It is obliquely installed.
Priority Applications (1)
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CN201811010385.4A CN108910915A (en) | 2018-08-31 | 2018-08-31 | A kind of reaction tower for ammonia synthesis |
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CN201811010385.4A CN108910915A (en) | 2018-08-31 | 2018-08-31 | A kind of reaction tower for ammonia synthesis |
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Publication Number | Publication Date |
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CN108910915A true CN108910915A (en) | 2018-11-30 |
Family
ID=64408088
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CN201811010385.4A Withdrawn CN108910915A (en) | 2018-08-31 | 2018-08-31 | A kind of reaction tower for ammonia synthesis |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113461027A (en) * | 2021-06-29 | 2021-10-01 | 福州大学化肥催化剂国家工程研究中心 | Low-pressure synthetic ammonia tower and renewable energy source low-pressure synthetic ammonia system |
-
2018
- 2018-08-31 CN CN201811010385.4A patent/CN108910915A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113461027A (en) * | 2021-06-29 | 2021-10-01 | 福州大学化肥催化剂国家工程研究中心 | Low-pressure synthetic ammonia tower and renewable energy source low-pressure synthetic ammonia system |
CN113461027B (en) * | 2021-06-29 | 2022-08-30 | 福州大学化肥催化剂国家工程研究中心 | Low-pressure synthetic ammonia tower and renewable energy source low-pressure synthetic ammonia system |
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