CN214991374U - Rotor of coke oven gas hypergravity desulfurization equipment - Google Patents
Rotor of coke oven gas hypergravity desulfurization equipment Download PDFInfo
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- CN214991374U CN214991374U CN202120827184.4U CN202120827184U CN214991374U CN 214991374 U CN214991374 U CN 214991374U CN 202120827184 U CN202120827184 U CN 202120827184U CN 214991374 U CN214991374 U CN 214991374U
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- desulfurization
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- coke oven
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Abstract
A rotor of a coke oven gas hypergravity desulfurization device comprises a rotor body, wherein the rotor body comprises a turntable, baffle rods and a desulfurization liquid distributor, the baffle rods and the desulfurization liquid distributor are symmetrically arranged, desulfurization liquid is radially and outwards thrown out by the desulfurization liquid distributor along the turntable and radially and inwards flows from the outer diameter of the turntable to be contacted with the desulfurization liquid. According to the scheme, a large number of vertical thin rods are used for replacing bulk fillers, so that the blockage of impurities can be effectively prevented. The three-dimensional liquid distribution device at the central part sprays the liquid onto the thin rod under the condition of high-speed rotation, and the desulfurization liquid can be highly dispersed and is contacted with the gas flowing in a counter-flow manner, so that the aim of desulfurization is fulfilled.
Description
Technical Field
The utility model relates to the technical field of desulfurization, in particular to a rotor of a coke oven gas hypergravity desulfurization device.
Background
A large amount of harmful gases such as hydrogen sulfide exist in coal gas, the hydrogen sulfide can generate corrosive damage to equipment, pipelines and the like under a humid environment condition, and if the hydrogen sulfide is not effectively treated and is directly discharged into the atmosphere, the environment and nearby personnel can be seriously affected.
Many technical researches aiming at desulfurization are carried out, for example, there are many theoretical researches on desulfurization technology in universities such as Beijing chemical university and Zhongbei university, and related patents are also provided. For example, the device and the process for removing hydrogen sulfide by the supergravity of industrial gas with the publication number of CN201410244880.7 disclose that the device comprises a supergravity machine, gas-liquid separation equipment, an oxidation tank, a barren liquor tank, a rotary drum vacuum filter and a pregnant solution tank; the supergravity machine comprises a power device, a shell, a rotor, a liquid inlet, a liquid outlet, a gas inlet, a gas outlet and a flushing liquid inlet; an output shaft of the power device extends into the shell to be fixedly connected with the rotor, a liquid inlet and a gas phase outlet are formed in the upper end face of the shell, and a liquid outlet and a gas inlet are formed in the lower end of the shell; the rotor is provided with a filler, the outer layer of the filler of the rotor is provided with a back washing device, and the back washing device is communicated with the washing liquid inlet. The invention adopts the back-flushing super-gravity rotating packed bed, thereby preventing the sulfur particles from blocking the super-gravity packing to a great extent. The air blowing regeneration oxidation tank is adopted, so that the process flow is greatly simplified, and the cost is obviously reduced. The invention can prevent sulfur from blocking the rotor filler for desulfurizing the high-concentration hydrogen sulfide gas. The supergravity device comprises a rotating component which is arranged in a closed shell and consists of a rotor and a filler, the shell and an upper cover are provided with a liquid inlet, a liquid outlet, a gas inlet and a gas outlet, the liquid inlet is provided with a liquid distributor extending into a central cavity of the rotor, the filler in the rotating component in the device adopts structured SiC, sintered ceramic and powder sintered titanium-based alloy filler with a nano-microstructure, the diameter of a flow channel of the structured filler is 0.1-5 mm, the porosity is 55-97%, the surface of the filler is provided with a convex-concave nano-microstructure with the diameter of 0.01-3 mu m, and the specific surface area of the filler is 200-2000 m2/m 3. The method is applied to deep removal of sulfur dioxide in industrial tail gas such as sulfuric acid and the like requiring low pressure drop, the pressure drop of the supergravity device is reduced by 40-80%, and the content of harmful gases after treatment is lower than 20-100 ppm.
The devices designed in the above patents generally use bulk fillers as mass transfer media, and have the defects of low device precision, easy impurity hanging, unbalanced rotor, low rotating speed, large vibration and no exertion of the due efficiency of supergravity devices.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems in the prior art, the utility model provides a rotor of a coke oven gas hypergravity desulfurization device. The rotor does not need filler, the desulfurization liquid is uniformly thrown out through a desulfurization liquid distributor, and the desulfurization liquid and coal gas realize gas-liquid cross flow contact exchange in the rotor, so that hydrogen sulfide in the coal gas is removed. Because no filler is used, the balance is easily achieved in the manufacturing process, impurities are not easy to hang in the operation process, high-speed operation can be realized, and the advantage of high efficiency of the supergravity equipment is exerted. Self-cleaning of the rotor can be realized through the desulfurization liquid distributor.
The utility model provides a technical scheme that its technical problem adopted is: the rotor of the coke oven gas hypergravity desulfurization equipment comprises a rotor body, wherein the rotor body comprises a turntable, baffle rods and a desulfurization liquid distributor, the baffle rods are symmetrically arranged, and the desulfurization liquid distributor throws desulfurization liquid outwards along the radial direction of the turntable and contacts the desulfurization liquid flowing inwards along the radial direction of the turntable.
Furthermore, the turntable is in a circular disc shape, and baffle rods are uniformly and densely distributed on the top surface of the turntable.
Furthermore, the baffling rods are densely distributed on the top surface of the turntable and are perpendicular to the top surface of the turntable. The bottom of the baffling rod is welded and fixed on the top surface of the turntable.
Further, the baffle rod is a round rod or a rectangular rod.
Furthermore, the desulfurization solution distributor is a tower distributor arranged in multiple layers, and desulfurization solution is uniformly thrown out through the desulfurization solution distributor.
Furthermore, liquid outlet holes are densely distributed on the desulfurization liquid distributor.
Further, the rotor body is connected with a rotating shaft, the rotating shaft is connected with a motor and driven by the motor, and the rotating speed of the motor is adjusted through a frequency converter.
To sum up, the utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
the core technology of the hypergravity desulfurization device is the structural form of a rotating rotor, and the basic structure of the rotating rotor for gas-liquid exchange is as follows: the rotating rotor rotates along with the rotating shaft, the rotating shaft is driven by the motor, the rotating speed of the motor can be conveniently adjusted by the frequency converter, and the hypergravity environment is simulated by a centrifugal force field generated by the rotation of the rotor. Under the supergravity environment ten times to thousand times larger than the earth gravity field, the liquid material is passed through the baffling rod, and under the action of strong centrifugal force, the desulfurized liquid is torn into micrometer and even nanometer film, filament and drop, so that a huge and quick updating interface is produced, the interphase mass transfer rate and the micro-molecular mixing rate are raised by 1-3 orders of magnitude compared with those of traditional tower equipment, and the micro-molecular mixing and mass transfer process is highly strengthened. Meanwhile, the operation linear velocity of the gas can be greatly improved, the production efficiency of the equipment with unit volume is improved by 1-2 orders of magnitude, the volume of the equipment is greatly reduced, and the method is a typical representative of a process strengthening technology.
1. The desulfurization rotor uses the vertical baffling rod, and the worry about the blockage of the filler and the balance damage is avoided.
2. The central part of the rotor is sprayed with the desulfurization liquid by a tower-type liquid distributor onto the vertical baffling rod, so that the desulfurization liquid self-cleaning device has a self-cleaning function and ensures that the vertical filler cannot be blocked.
3. Liquid is thrown out in a layered mode, the amount of liquid on the upper layer is large, and the amount of liquid sprayed on the middle layer and the lower layer is gradually reduced, so that the liquid is uniformly distributed.
4. The gas resistance is small, and the efficiency is high.
Drawings
Fig. 1 is an axial sectional view of the present invention.
Fig. 2 is a plan view.
Fig. 3 is a partially enlarged view of a in fig. 1.
In the figure:
1 rotary disc, 2 baffling rods, 3 desulfurization liquid distributors and 4 liquid outlet holes.
The direction of the dotted arrow is the gas inlet direction, and the direction of the solid arrow is the desulfurization solution throwing-out direction.
Detailed Description
The features and principles of the present invention will be described in detail below with reference to the accompanying drawings, and the illustrated embodiments are only for explaining the present invention, and do not limit the scope of the present invention.
Aiming at the problems in the prior art, the invention designs a rotor structure without using a filler. The core technology of the supergravity desulfurization equipment is the structural form of a rotating rotor, and the basic structure of the rotating rotor for gas-liquid exchange is as follows: the rotor body is connected with the rotating shaft, the rotating shaft is connected with the motor and driven by the motor, and the rotating speed of the motor is adjusted through the frequency converter. The rotating rotor rotates along with the rotating shaft, the rotating shaft is driven by the motor, the rotating speed of the motor can be conveniently adjusted by the frequency converter, and the hypergravity environment is simulated by a centrifugal force field generated by the rotation of the rotor.
As shown in fig. 1-3, the rotor of the coke oven gas hypergravity desulfurization device comprises a rotor body, the rotor body comprises a rotating disc 1, baffle rods 2 and a desulfurization liquid distributor 3, the baffle rods are symmetrically arranged, and the desulfurization liquid distributor 3 throws the desulfurization liquid outwards along the radial direction of the rotating disc 1, and the desulfurization liquid flows inwards from the outer diameter of the rotating disc 1 to be contacted with the desulfurization liquid.
Specifically, the turntable 1 is in a circular disc shape, and the baffle rods 2 are uniformly and densely distributed on the top surface of the turntable 1. The baffling rods 2 are densely distributed on the top surface of the rotary table 1, and the baffling rods 2 are vertical to the top surface of the rotary table 1. The bottom of the baffling rod 2 is welded and fixed on the top surface of the turntable 1. The baffle rod 2 can be a round rod or a rectangular rod or other shapes. The surface of the baffle rod 2 is ensured to be smooth as much as possible, and self-cleaning is facilitated.
The desulfurization solution distributor 3 is a tower distributor arranged in multiple layers, and desulfurization solution is uniformly thrown out through the desulfurization solution distributor. Liquid outlet holes 4 are densely distributed on the desulfurization liquid distributor, and the desulfurization liquid is thrown out through the liquid outlet holes 4. When the device works, the liquid moves outwards along the radial direction of the rotary disc 1 under the premise of high-speed rotation after desulfurization, and is thrown to the thin baffling rod 2 arranged on the rotary disc 1, and the liquid flowing at high speed collides with the thin baffling rod 2, so that the liquid is crushed into fine liquid drops and liquid threads. Gas-liquid contact is realized with the gas coming reversely, so that the flowing hydrogen in the gas is removed.
According to the scheme, a large number of vertical thin rods are used for replacing bulk fillers, so that the blockage of impurities can be effectively prevented. The three-dimensional liquid distribution device at the central part sprays the liquid onto the thin rod under the condition of high-speed rotation, and the desulfurization liquid can be highly dispersed and is contacted with the gas flowing in a counter-flow manner, so that the aim of desulfurization is fulfilled.
Under the supergravity environment ten times to thousand times larger than the earth gravity field, the liquid material passes through the small holes on the desulfurizing liquid distributor, and under the action of strong centrifugal force, the liquid is torn into micron and even nano-scale films, filaments and drops, so as to generate huge and fast updating interface, thus the phase-to-phase mass transfer rate and the micro-molecular mixing rate are increased by 1-3 orders of magnitude compared with those in the traditional tower equipment, and the micro-molecular mixing and mass transfer process is highly strengthened. Meanwhile, the operation linear velocity of the gas can be greatly improved, the production efficiency of the equipment with unit volume is improved by 1-2 orders of magnitude, the volume of the equipment is greatly reduced, and the method is a typical representative of a process strengthening technology.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, which is defined by the appended claims.
Claims (7)
1. The utility model provides a coke oven gas hypergravity sweetener's rotor which characterized in that, includes the rotor body, and the rotor body includes carousel, symmetrically arranged's baffling stick and desulfurization liquid distributor, and desulfurization liquid distributor throws the desulfurization liquid outwards along the carousel is radial, and with from carousel outward radial inward flow with desulfurization liquid contact.
2. The rotor of coke oven gas hypergravity desulfurization equipment according to claim 1, characterized in that the turntable is in the shape of a circular disk, and the top surface of the turntable is uniformly and densely provided with baffle rods.
3. The rotor of coke oven gas hypergravity desulfurization equipment according to claim 2, characterized in that the baffle rods are densely distributed on the top surface of the turntable, and the baffle rods are arranged perpendicular to the top surface of the turntable. The bottom of the baffling rod is welded and fixed on the top surface of the turntable.
4. The rotor of coke oven gas hypergravity desulfurization equipment according to claim 2 or 3, characterized in that the baffle rod is a round rod or a rectangular rod.
5. The rotor of coke oven gas hypergravity desulfurization equipment of claim 1, characterized in that the desulfurization solution distributor is a tower distributor arranged in multiple layers, and the desulfurization solution is evenly thrown out through the desulfurization solution distributor.
6. The rotor of coke oven gas hypergravity desulfurization equipment of claim 5, characterized in that the desulfurization liquid distributor is densely provided with liquid outlet holes.
7. The rotor of coke oven gas hypergravity desulfurization equipment according to claim 1, characterized in that the rotor body is connected with a rotating shaft, the rotating shaft is connected with and driven by a motor, and the rotating speed of the motor is adjusted by a frequency converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120827184.4U CN214991374U (en) | 2021-04-21 | 2021-04-21 | Rotor of coke oven gas hypergravity desulfurization equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120827184.4U CN214991374U (en) | 2021-04-21 | 2021-04-21 | Rotor of coke oven gas hypergravity desulfurization equipment |
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| CN214991374U true CN214991374U (en) | 2021-12-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023139346A1 (en) * | 2022-01-19 | 2023-07-27 | Carbon Clean Solutions Limited | Packing for a rotating packed bed |
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2021
- 2021-04-21 CN CN202120827184.4U patent/CN214991374U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023139346A1 (en) * | 2022-01-19 | 2023-07-27 | Carbon Clean Solutions Limited | Packing for a rotating packed bed |
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