CN112076637B - Static mixing and conveying device, static mixing method and application thereof - Google Patents
Static mixing and conveying device, static mixing method and application thereof Download PDFInfo
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- CN112076637B CN112076637B CN201910507633.4A CN201910507633A CN112076637B CN 112076637 B CN112076637 B CN 112076637B CN 201910507633 A CN201910507633 A CN 201910507633A CN 112076637 B CN112076637 B CN 112076637B
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- 230000003068 static effect Effects 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims description 21
- 239000000463 material Substances 0.000 claims abstract description 79
- 238000006386 neutralization reaction Methods 0.000 claims description 9
- 239000002699 waste material Substances 0.000 description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 13
- 239000002253 acid Substances 0.000 description 11
- 230000008569 process Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 238000005804 alkylation reaction Methods 0.000 description 6
- 239000002585 base Substances 0.000 description 6
- 239000012530 fluid Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- 239000003513 alkali Substances 0.000 description 4
- 239000012670 alkaline solution Substances 0.000 description 4
- 230000029936 alkylation Effects 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000010306 acid treatment Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 1
- NHTMVDHEPJAVLT-UHFFFAOYSA-N Isooctane Chemical compound CC(C)CC(C)(C)C NHTMVDHEPJAVLT-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000001282 iso-butane Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- FLTJDUOFAQWHDF-UHFFFAOYSA-N trimethyl pentane Natural products CCCCC(C)(C)C FLTJDUOFAQWHDF-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/421—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions by moving the components in a convoluted or labyrinthine path
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
Abstract
The invention relates to the field of mixing devices and discloses a static mixing and conveying device. The device comprises a conveying pipe, a first material inlet (1) and a second material inlet (2) which are arranged at one end of the conveying pipe, wherein the conveying pipe comprises a first direction flow channel (3) and a second direction flow channel (5) which are communicated along the conveying direction, and the first direction flow channel (3) is communicated with the second direction flow channel (5) through a flow channel connecting part (4); the length of the first direction flow channel (3) is more than 3 times of the width on a plane vertical to the conveying direction. The static mixing and conveying device can quickly mix two materials without mechanical and electrical equipment such as a stirrer or an ejector, improves the mixing efficiency, and reduces the investment cost and the operation cost.
Description
Technical Field
The invention relates to the field of mixing devices, in particular to a static mixing conveying device, a static mixing method and application thereof.
Background
The sulfuric acid alkylation process is an ideal process for producing high-octane gasoline, and the high-octane gasoline with trimethylpentane as a main component is generated by reacting butene and isobutane through concentrated sulfuric acid serving as a catalyst. The process has the disadvantage that a large amount of waste acid is generated, and the waste liquid can be treated by using the same amount of alkali liquor for neutralization. The latest sulfuric acid alkylation process in the industry at present adopts an acid-base neutralization tank as a waste acid storage and neutralization container, and the mode has the problems that when a large amount of waste acid and an equal amount of alkali liquor are faced, a high-power stirrer or an underwater ejector needs to be configured to strengthen mass transfer and acid-base mixing, the energy consumption is high, the mixing effect is poor, and when the process parameters fluctuate, the input amount of the waste acid is large, the processing load is often exceeded, and the normal production is influenced. In the prior art, no practical device for mixing waste acid and alkali liquor exists.
Disclosure of Invention
The invention aims to solve the problem that waste acid and alkali liquor are difficult to rapidly mix in the prior art, and provides a static mixing conveying device, a static mixing method and application thereof.
In order to achieve the above object, the present invention provides, in one aspect, a static mixing conveyor, comprising a conveying pipe and a first material inlet and a second material inlet provided at one end of the conveying pipe,
the conveying pipe comprises a first direction flow channel and a second direction flow channel which are communicated along the conveying direction, and the first direction flow channel is communicated with the second direction flow channel through a flow channel connecting part;
on a plane perpendicular to the conveying direction, the length of the first direction flow channel is more than 3 times of the width, and the length of the second direction flow channel is more than 3 times of the width;
the length direction of the first direction flow channel is a first direction, and when the length direction of the second direction flow channel is a second direction, the included angle between the first direction and the second direction is 60-90 degrees.
Preferably, the length of the first-direction flow channel is 4 to 6 times the width, and the length of the second-direction flow channel is 4 to 6 times the width, on a plane perpendicular to the conveying direction.
Preferably, the cross-sections of the first-direction flow channels and the second-direction flow channels on a plane perpendicular to the conveying direction are each independently any one of a rectangle, an ellipse, and a rounded rectangle.
Preferably, when the length direction of the first-direction flow channel is a first direction and the length direction of the second-direction flow channel is a second direction, an included angle between the first direction and the second direction is 80-90 °.
Preferably, the total number of the first direction flow passages and the second direction flow passages in the delivery pipe is 3 to 7.
Preferably, the static mixing conveyor is arranged in such a way that the conveying direction is directed obliquely downwards.
Preferably, the angle between the conveying direction and the vertical direction is 30-60 °.
Preferably, in the conveying direction, a length ratio of the first-direction flow channel to the second-direction flow channel is 1: 0.5-2.
Preferably, the length ratio of the flow channel connection part to the second-direction flow channel is 1: 0.5-2.
Preferably, the conveying pipes are symmetrically arranged with the conveying direction as a symmetry axis.
In a second aspect, the present invention provides a static mixing method using the static mixing transportation device of the present invention as described above, wherein the first material is introduced into the static mixing transportation device from the first material inlet, and the second material is introduced into the static mixing transportation device from the second material inlet, so that the first material and the second material are mixed while flowing in the transportation direction.
In a third aspect, the present invention provides an application of the static mixing and conveying device or the static mixing method of the present invention in acid-base neutralization reaction.
Through the technical scheme, the static mixing and conveying device provided by the invention has the advantages that the flow channels which are arranged in a staggered mode in multiple stages are connected, so that the flow angle and the flow form of the fluid are rapidly changed by means of inlet pressure and gravity through the angle change of the flow channels in the stable flow process of the fluid, and the purpose of rapidly and fully mixing different types of fluids is achieved. The static mixing and conveying device can rapidly complete the rapid mixing of two materials without mechanical and electrical equipment such as a stirrer or an ejector, improves the mixing efficiency, and reduces the investment cost and the operation cost.
Drawings
FIG. 1 is a schematic structural view of a static mixing conveyor according to an embodiment of the invention;
fig. 2 is a schematic diagram showing the results of mixing two materials using a static mixing conveyor according to an embodiment of the present invention.
Description of the reference numerals
1. First material inlet
2. Second material inlet
3. First direction flow passage
4. Flow passage connecting part
5. Flow passage in the second direction
Detailed Description
The following describes in detail embodiments of the present invention with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
As shown in fig. 1-2, the static mixing conveying device provided by the invention comprises a conveying pipe, and a first material inlet 1 and a second material inlet 2 which are arranged at one end of the conveying pipe, wherein the conveying pipe comprises a first direction flow channel 3 and a second direction flow channel 5 which are communicated and arranged along a conveying direction, and the first direction flow channel 3 is communicated with the second direction flow channel 5 through a flow channel connecting part 4; on a plane perpendicular to the conveying direction, the length of the first-direction flow channel 3 is 3 times or more the width, and the length of the second-direction flow channel 5 is 3 times or more the width; the length direction of the first direction flow channel 3 is a first direction, and when the length direction of the second direction flow channel 5 is a second direction, the included angle between the first direction and the second direction is 60-90 degrees.
In the static mixer-feeder of the present invention, the "length" of the plane perpendicular to the feeding direction is the length of the cross-sectional shape of the first-direction flow path 3 or the second-direction flow path 5 in the plane, and the "width" of the plane perpendicular to the feeding direction is the width of the cross-sectional shape in the direction perpendicular to the "length". In the present invention, the conveying direction refers to a flow direction when the liquid is conveyed by the static mixing and conveying device.
Fig. 1 shows the case where the first direction is perpendicular to the second direction, where the conveying direction is the X direction in fig. 1, the first direction is the Y direction in fig. 1, and the second direction is the Z direction in fig. 1. The length of the first direction flow channel 3 is the length of the first direction flow channel 3 in the Y direction, and the width of the first direction flow channel 3 is the width of the first direction flow channel 3 in the Z direction; the length of the second direction flow channel 5 is the length of the second direction flow channel 5 in the Z direction, and the width of the second direction flow channel 5 is the width of the second direction flow channel 5 in the Y direction.
According to the static mixing and conveying device, after the first material and the second material are fed into the device, the flowing angle and the flowing form of the two materials in the flowing process are rapidly changed by the aid of the angle change inside the flow channel and the gravity and the pressure when the first material and the second material are fed into the flow channel, so that the aim of fully mixing the two materials is fulfilled. And after the mixed conveying is finished, discharging the mixed material from a material outlet arranged at the other end of the flow channel.
In the present invention, preferably, the first material and the second material are both fluids.
According to the static mixing and conveying device of the present invention, in order to improve the mixing efficiency during the conveying process, it is necessary to appropriately set the shapes of the first-direction flow channel 3 and the second-direction flow channel 5, and preferably, the length of the first-direction flow channel 3 is 4 to 6 times, more preferably 4.5 to 5.5 times, and the length of the second-direction flow channel 5 is 4 to 6 times, more preferably 4.5 to 5.5 times, the width in a plane perpendicular to the conveying direction.
According to the static mixing transportation apparatus of the present invention, the shape of the first-direction flow path 3 and the second-direction flow path 5 is not particularly limited. Preferably, the cross sections of the first-direction flow channels 3 and the second-direction flow channels 5 are each independently any one of a rectangle, an ellipse, and a rounded rectangle on a plane perpendicular to the conveying direction. More preferably, the first-direction flow channels 3 and the second-direction flow channels 5 are both columnar. For example, in the static mixing and conveying apparatus shown in fig. 1, the first-direction flow channels 3 and the second-direction flow channels 5 are rectangular in cross section in a plane perpendicular to the conveying direction. The first direction flow path 3 and the second direction flow path 5 are preferably both cylindrical in shape along the conveyance direction, and more preferably rectangular parallelepiped cylindrical in shape.
According to the static mixing and conveying apparatus of the present invention, the shape of the flow path connecting portion 4 is not particularly limited, and the first direction flow path 3 and the second direction flow path 5 may be connected to each other. For example, the shape may be a circular arc loft connection, a flat loft connection, or the like. As shown in fig. 1, the flow path connection portion 4 is a pipe connecting the first direction flow path 3 and the second direction flow path 5. The two fluids are subjected to great direction change and flow velocity change in the flow channel connecting part 4 due to the difference of the arrangement directions of the first direction flow channel 3 and the second direction flow channel 5, so that the purpose of mixing is achieved.
In addition, when the cross section of the first-direction flow channel 3 or the second-direction flow channel 5 is rectangular or rounded rectangular on a plane perpendicular to the conveying direction, the length of the cross section on the plane perpendicular to the conveying direction is the length of the rectangle, and the width of the cross section on the plane perpendicular to the conveying direction is the width of the rectangle; when the cross section of the first-direction flow path 3 or the second-direction flow path 5 is an ellipse, the length of the cross section on a plane perpendicular to the conveying direction is the length of the major axis of the ellipse, and the width of the cross section on a plane perpendicular to the conveying direction is the length of the minor axis of the ellipse.
According to a preferred embodiment of the present invention, when the length direction of the first direction flow channel 3 is a first direction and the length direction of the second direction flow channel 5 is a second direction, the included angle between the first direction and the second direction is 80 ° to 90 °, and it is further preferred that the first direction is perpendicular to the second direction.
According to the static mixing and conveying device of the present invention, the first direction flow path 3 and the second direction flow path 5 may be provided in plural along the conveying direction, and the adjacent first direction flow path 3 and second direction flow path 5 are connected by the flow path connecting portion 4, for example, as shown in fig. 1, the first direction flow path 3, the flow path connecting portion 4, the second direction flow path 5, the flow path connecting portion 4, and the first direction flow path 3 are connected in this order. If necessary, a runner connection 4, a second direction runner 5, and the like may be continuously connected after the second first direction runner 3.
Preferably, the total number of the first-direction flow channels 3 and the second-direction flow channels 5 in the transport pipe is 3 to 7, preferably 3 to 5. By providing more first direction flow channels 3 and second direction flow channels 5, the mixing effect can be further ensured.
According to the static mixing and conveying apparatus of the present invention, it is preferable that the length ratio of the first-direction flow path 3 to the second-direction flow path 5 in the conveying direction is 1: 0.5-2, preferably 1: 0.5 to 1, for example, they may be equal to each other. More preferably, the ratio of the length of the flow channel connection part 4 to the length of the second-direction flow channel 5 is 1: 0.5-2, preferably 1: 0.5 to 1, for example, they may be equal to each other.
According to a preferred embodiment of the present invention, when the first direction flow path 3 and the second direction flow path 5 are both rectangular parallelepiped, the ratio of three sides of the first direction flow path 3 and the second direction flow path 5 is each independently selected from (4-6): 1: (2-10), preferably (4-6): 1: (3-5), wherein the three sides are sequentially a length on a plane perpendicular to the conveying direction, a width on a plane perpendicular to the conveying direction, and a length in the conveying direction.
Further, as the first-direction flow path 3 or the second-direction flow path 5, a ratio of a length in the conveying direction to a length perpendicular to the conveying direction is 1: 0.5-2, preferably 1: 0.5 to 1, for example, they may be equal to each other.
According to the static mixing conveying device of the invention, preferably, the conveying pipes are symmetrically arranged with the conveying direction as a symmetry axis. For example, in fig. 1, the static mixing conveyor is arranged symmetrically in the conveying direction, i.e., the X direction. More preferably, the first material inlet 1 and the second material inlet 2 are symmetrically arranged at one end of the conveying pipe.
In order to achieve the mixing effect by means of the action of gravity better, the static mixing and conveying device of the invention is preferably arranged in a manner that the conveying direction is inclined downwards; more preferably, the conveying direction is at an angle of 30 ° to 60 °, even more preferably 40 ° to 50 °, to the vertical. By means of the inclined mode, the mixing effect can be better improved by means of the gravity of the materials.
The static mixing and conveying device of the invention can adopt an integrated forming mode to form the first direction flow passage 3, the flow passage connecting part 4 and the second direction flow passage 5 on the conveying pipe, and also can respectively form the first direction flow passage 3, the flow passage connecting part 4 and the second direction flow passage 5 and then connect the first direction flow passage 3, the flow passage connecting part 4 and the second direction flow passage 5 to form the conveying pipe.
A second aspect of the present invention provides a static mixing method which is carried out using the above-described static mixing conveyor device of the present invention, and which introduces a first material from the first material inlet 1 into the static mixing conveyor device while introducing a second material from the second material inlet 2 into the static mixing conveyor device, so that the first material and the second material are mixed while flowing in the conveying direction.
In the present invention, it is preferable that both the first material and the second material are fluid. The specific first material and the second material are not particularly limited, and may be selected as needed. The first material and the second material can also be two materials which need to be reacted, for example, the first material is an acidic material, the second material is an alkaline material, and the first material and the second material are conveyed into a static mixing and conveying device and then uniformly mixed to promote the neutralization reaction.
In order to achieve a better mixing effect, the first material and the second material are preferably pressurized and then fed into the static mixing and conveying device, and the pressurization pressure may be, for example, 0.1MPa to 1MPa, and preferably 0.1MPa to 0.5 MPa. In addition, in order to further improve the efficiency of mixing, it is preferable that the flow rate ratio of the first material and the second material is 1: 0.5-1.5, preferably 1: 0.8 to 1.2, more preferably for example 1: 1.
in a third aspect, the invention provides the use of the static mixing delivery device or the static mixing method of the invention in acid-base neutralization reactions.
Specifically, the acid-base neutralization reaction is a process of neutralizing waste acid with alkaline solution in the waste acid treatment process of a sulfuric acid alkylation device. By using the device and the method, high energy consumption can be avoided, a good acid-base mixing effect can be ensured, and the waste acid treatment efficiency of the sulfuric acid alkylation device can be improved.
The present invention will be described in detail below by way of examples.
Example 1
Spent acid treatment of a sulfuric acid alkylation unit was performed using a static mixing conveyor as shown in fig. 1.
The static mixing and conveying device comprises a conveying pipe, a first material inlet 1 and a second material inlet 2 which are arranged at one end of the conveying pipe, wherein the conveying pipe comprises a first direction flow channel 3, a connecting part 4, a second direction flow channel 5, a connecting part 4 and a first direction flow channel 3 which are sequentially communicated and arranged along the conveying direction, and the first direction flow channel 3 is communicated with the second direction flow channel 5 through the flow channel connecting part 4; the length of the first-direction flow channels 3 is 5 times the width and the length of the second-direction flow channels 5 is 5 times the width on a plane perpendicular to the conveying direction (i.e., the X direction); the length direction of the first direction flow channel 3 is the Y direction, the length direction of the second direction flow channel 5 is the Z direction, and the Y direction is perpendicular to the Z direction.
The first direction runner 3 and the second direction runner 5 are both cubic, and the connecting part 4 is in an arc lofting connection shape. The three-side ratio of the two first-direction flow channels 3 is respectively 5: 1: 5 and 5: 1: 3, the three-side ratio of the second-direction flow channel 5 is 5: 1: 5.
the first material inlet 1 and the second material inlet 2 are both cylindrical and symmetrically arranged on one side of the conveying pipe. The arrangement is such that the direction of the feed pipe (i.e. the first material inlet 1 and the second material inlet 2) is set 45 ° obliquely upwards.
Waste acid of a sulfuric acid alkylation device is taken as a first material and is led in from a first material inlet 1, an alkaline solution (sodium hydroxide solution) for neutralizing the waste acid is taken as a second material and is led in from a second material inlet 2, the pressure of the alkaline solution is consistent with the pressure of the waste acid led in the first material inlet 1 through pressurization, the two materials are continuously mixed in the process of downward flowing through the gravity of the materials and the pressure of the materials caused by the change of the flow channel shape, the neutralization reaction is promoted, and the purpose of rapid reaction is achieved.
Fig. 2 shows the results of simulating the mixing of two materials by fluent software from ANSYS corporation. Specifically, waste acid and alkaline solution with different densities are led into the mixing device through the first material inlet 1 and the second material inlet 2 respectively, and are mixed in the first direction flow passage 3, the connecting part 4, the second direction flow passage 5, the connecting part 4 and the first direction flow passage 3 in sequence, and then are basically in a uniformly mixed state at the outlet position of the first direction flow passage 3, so that the static mixing and conveying device has a good material uniformly mixing effect.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, numerous simple modifications can be made to the technical solution of the invention, including combinations of the individual specific technical features in any suitable way. The invention is not described in detail in order to avoid unnecessary repetition. Such simple modifications and combinations should be considered within the scope of the present disclosure as well.
Claims (9)
1. A static mixing and conveying device is characterized by comprising a conveying pipe, a first material inlet (1) and a second material inlet (2) which are arranged at one end of the conveying pipe,
the conveying pipe comprises a first direction flow channel (3) and a second direction flow channel (5) which are communicated along the conveying direction, and the first direction flow channel (3) is communicated with the second direction flow channel (5) through a flow channel connecting part (4);
on a plane perpendicular to the conveying direction, the length of the first direction flow channel (3) is more than 3 times of the width, and the length of the second direction flow channel (5) is more than 3 times of the width;
the length direction of the first direction flow channel (3) is a first direction, and when the length direction of the second direction flow channel (5) is a second direction, the included angle between the first direction and the second direction is 60-90 degrees;
in the conveying direction, a length ratio of the first direction flow passage (3) to the second direction flow passage (5) is 1: 0.5 to 2;
the static mixing and conveying device is arranged in a mode that the conveying direction is inclined downwards, and the included angle between the conveying direction and the vertical direction is 30-60 degrees.
2. The static mixing conveyor according to claim 1, wherein the length of the first direction flow channels (3) is 4-6 times the width and the length of the second direction flow channels (5) is 4-6 times the width in a plane perpendicular to the conveying direction.
3. The static mixing conveyor according to claim 1, wherein the cross-sections of the first-direction flow channels (3) and the second-direction flow channels (5) are each independently any one of a rectangle, an ellipse, and a rounded rectangle on a plane perpendicular to the conveying direction.
4. The static mixing conveyor according to claim 1, wherein the length direction of the first direction flow channel (3) is a first direction, and the length direction of the second direction flow channel (5) is a second direction, and the angle between the first direction and the second direction is 80-90 °.
5. The static mixing delivery device according to claim 1, wherein the total number of the first-direction flow channels (3) and the second-direction flow channels (5) in the delivery pipe is 3 to 7.
6. The static mixing conveyor device according to claim 1, wherein the length ratio of the flow channel connection (4) to the second direction flow channel (5) is 1: 0.5-2.
7. The static mixing delivery device of any of claims 1-6, wherein the delivery tubes are symmetrically arranged with the delivery direction as an axis of symmetry.
8. A static mixing method, characterized in that the method is carried out using a static mixing and conveying device according to any one of claims 1-7, wherein a first material is introduced into the static mixing and conveying device from a first material inlet (1) and a second material is introduced into the static mixing and conveying device from a second material inlet (2), so that the first material and the second material are mixed while flowing in the conveying direction.
9. Use of the static mixing delivery device of any one of claims 1-7 or the static mixing method of claim 8 in acid-base neutralization reactions.
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0678329A1 (en) * | 1994-04-19 | 1995-10-25 | Hisao Kojima | Mixing element and method of producing the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SE520749C2 (en) * | 2001-12-21 | 2003-08-19 | Tetra Laval Holdings & Finance | Static mixer for continuous mixing of one or more flows |
| CN205517311U (en) * | 2016-03-29 | 2016-08-31 | 浙江升蓝环保科技有限公司 | Static pipeline mixer |
| KR20180012985A (en) * | 2016-07-28 | 2018-02-07 | 스마트비젼(주) | Method and system for treating high-concentrated industrial wastewater |
| CN208566190U (en) * | 2018-07-18 | 2019-03-01 | 山东中航天业科技有限公司 | Remove the high efficiency rectifier that liquidates |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0678329A1 (en) * | 1994-04-19 | 1995-10-25 | Hisao Kojima | Mixing element and method of producing the same |
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