CN212167024U - Novel high-efficient sour gas separation clarifier - Google Patents
Novel high-efficient sour gas separation clarifier Download PDFInfo
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- CN212167024U CN212167024U CN202020166884.9U CN202020166884U CN212167024U CN 212167024 U CN212167024 U CN 212167024U CN 202020166884 U CN202020166884 U CN 202020166884U CN 212167024 U CN212167024 U CN 212167024U
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Abstract
The utility model relates to a novel high-efficient sour gas separation clarifier belongs to chemical production equipment technical field. The technical scheme is as follows: the acid gas inlet (2) and the acid gas outlet (11) are separately arranged at the front end and the rear end of the separation purifier body (1); the circulating ammonia water inlet (4) and the circulating ammonia water outlet (12) are respectively arranged at the upper end of one side of the acid gas inlet (2) and the lower end of one side of the acid gas outlet (11) on the separation purifier body (1). The utility model discloses a gravity separation grid tray and low temperature water separator use in combination carry out the acid gas separation, introduce the circulation aqueous ammonia simultaneously and constitute the cleaning circuit, the effectual purity that improves H2S gas has reduced the jam frequency of pipeline and bocca mouth to be convenient for wash, accord with present environmental protection requirement.
Description
Technical Field
The utility model relates to a novel high-efficient sour gas separation clarifier belongs to chemical production equipment technical field.
Background
In the production process of a coke-oven plant, in the process of separating H2S contained in coke-oven gas by using a vacuum potassium carbonate desulfurization technology, a certain amount of benzene, naphthalene, light tar and fine-grain coal powder (coke powder) in the coke-oven gas enter a desulfurization process link to be dissolved in desulfurization liquid together with H2S, and enter a WSA acid making link along with vacuum (heating) desorption gas flow. The acid gas burner nozzle can be gradually blocked when a large amount of substances such as coal dust, tar and the like pass through the burner of the incinerator, the treatment capacity of the incinerator is influenced, and partial combustion residues and unburnt substances are transferred to the SO2 converter along with combustion gas to adhere to and block the catalyst, SO that the catalyst is ineffective and the sulfuric acid production is seriously influenced.
The existing acid-gas separator has a simple structure, only separates water drops and partial large-particle impurities by a vertical partition plate under the action of gravity, has poor separation effect, and is inconvenient to clean the separated impurity mixture, especially tar and other viscous substances. The problem of the existing acid gas separation purifier which meets the environmental protection requirement, is convenient to clean and has a good separation effect is urgently solved.
Disclosure of Invention
The utility model aims at providing a novel high-efficient sour gas separation clarifier, use through gravity separation grid tray and low temperature water separator combination and carry out the sour gas separation, introduce circulation aqueous ammonia simultaneously and constitute the washing return circuit, effective clean separation clarifier is originally internal to filter impurity, directly send into solid useless processing system with impurity, reduce the independent processing and produce the pollution to the environment, can effectively separate sour gas (H2S) water smoke, the buggy granule, light tar and naphthalene, the effectual purity that has improved H2S is gaseous, the jam frequency of pipeline and spout the burning mouth has been reduced, and be convenient for wash, accord with present environmental protection requirement, the above-mentioned problem that exists in the background art has been solved effectively.
The technical scheme of the utility model is that: a novel high-efficiency acid gas separation purifier comprises a separation purifier body, an acid gas inlet thermometer, a circulating ammonia water inlet, a gravity separation grid, a positioning clamping groove, a low-temperature water separator, a low-temperature water outlet, a low-temperature water inlet, an acid gas outlet thermometer, an acid gas outlet, a circulating ammonia water outlet and a blow-down valve, wherein the acid gas inlet and the acid gas outlet are separately arranged at the front end and the rear end of the separation purifier body, and an acid gas inlet thermometer and an acid gas outlet thermometer are respectively arranged on an acid gas inlet pipeline and an acid gas outlet pipeline; the circulating ammonia water inlet and the circulating ammonia water outlet are respectively arranged at the upper end of one side of the acid gas inlet and the lower end of one side of the acid gas outlet on the separation purifier body; the gravity separation grating is positioned by the positioning clamping groove and is connected with the top of the separation purifier body through a bolt; the low-temperature water separator is positioned by the positioning clamping groove and is connected with the top of the separation purifier body through a bolt, and the low-temperature water outlet and the low-temperature water inlet are arranged at the top of the low-temperature water separator; the blowoff valve sets up in the bottom of separation clarifier body, and the blowoff valve passes through the blowdown pipeline and is connected with sour gas condensate liquid groove under the liquid.
The gravity separation grating is a staggered separation grid plate.
And the sewage discharge pipeline extends into the acid gas condensate liquid lower tank to form water sealing sewage discharge.
The utility model has the advantages that: carry out the acid gas separation through gravity separation grid tray and low temperature water separator combined use, introduce circulation aqueous ammonia simultaneously and constitute the washing return circuit, effectively clean separation clarifier this internal filtration impurity, directly send into solid useless processing system with impurity, reduce the independent processing and produce the pollution to the environment, can effectively separate acid gas (H2S) water smoke, the buggy granule, light tar and naphthalene, the effectual purity that has improved H2S gas, the jam frequency of pipeline and spout the burning mouth has been reduced, and be convenient for wash, accord with present environmental protection requirement.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
in the figure: the device comprises a separation purifier body 1, an acid gas inlet 2, an acid gas inlet thermometer 3, a circulating ammonia water inlet 4, a gravity separation grid 5, a positioning clamping groove 6, a low-temperature water separator 7, a low-temperature water outlet 8, a low-temperature water inlet 9, an acid gas outlet thermometer 10, an acid gas outlet 11, a circulating ammonia water outlet 12 and a blow-down valve 13.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiment of the present invention clearer, the following will combine the drawings in the embodiment to clearly and completely describe the technical solution in the embodiment of the present invention, and obviously, the embodiment described is a small part of the embodiment of the present invention, rather than the whole embodiment, based on the embodiment of the present invention, all other embodiments obtained by the ordinary skilled person in the art without creative work belong to the protection scope of the present invention.
A novel high-efficiency acid gas separation purifier comprises a separation purifier body 1, an acid gas inlet 2, an acid gas inlet thermometer 3, a circulating ammonia water inlet 4, a gravity separation grid 5, a positioning clamping groove 6, a low-temperature water separator 7, a low-temperature water outlet 8, a low-temperature water inlet 9, an acid gas outlet thermometer 10, an acid gas outlet 11, a circulating ammonia water outlet 12 and a blow-down valve 13, wherein the acid gas inlet 2 and the acid gas outlet 11 are separately arranged at the front end and the rear end of the separation purifier body 1, and the acid gas inlet thermometer 3 and the acid gas outlet thermometer 10 are respectively arranged on an acid gas inlet pipeline and an acid gas outlet pipeline; the circulating ammonia water inlet 4 and the circulating ammonia water outlet 12 are respectively arranged at the upper end of the acid gas inlet 2 side and the lower end of the acid gas outlet 11 side of the separation purifier body 1; the gravity separation grating 5 is positioned by a positioning clamping groove 6 and is connected with the top of the separation purifier body 1 through a bolt; the low-temperature water separator 7 is positioned by the positioning clamping groove 6 and is connected with the top of the separation purifier body 1 through bolts, and the low-temperature water outlet 8 and the low-temperature water inlet 9 are arranged at the top of the low-temperature water separator 7; the blowoff valve 13 is arranged at the bottom of the separation purifier body 1, and the blowoff valve 13 is connected with the acid gas condensate liquid tank through a blowoff pipeline.
The gravity separation grid 5 is a staggered separation grid plate.
And the sewage discharge pipeline extends into the acid gas condensate liquid lower tank to form water sealing sewage discharge.
The gravity separation grid plate 5 and the low-temperature water separator 7 are combined for use, and the two components are fixed by the positioning clamping grooves 6 and the bolts, so that the two components are convenient to independently detach and maintain.
In practical application, will the utility model discloses install between desulfurization vacuum pump and system acid equipment with opening one and be equipped with a mode, all medium pipeline intercommunications and installation valves, low temperature water separator 7 switch-on low-temperature cooling water, circulation aqueous ammonia import 4 and circulation aqueous ammonia export 12 switch-on hot ammonia pipeline, and blowoff valve 13 switches-on acid gas condensate liquid is groove down. When acid gas (H2S) containing a large amount of impurities enters the separation purifier body 1 through the acid gas inlet 2, the gas flow rate is reduced to 1/30, large-particle-size liquid drops and coal powder begin to settle, then slowly pass through the gravity separation grid 5 of the baffle structure, the gas, solid and liquid separation is promoted through four times of reversing, more impurities are removed, smaller liquid drops and coal powder collide and adhere to the grid plate, and slide down by the gravity of the grid plate along with the increase of the adhesion amount, and the settled and slid liquid drops and the coal powder flow into the acid gas condensate liquid tank through the drain valve 13. Then the gas further passes through a low-temperature water separator 7, the gas passes through a cooler tube pass, cooling water passes through a shell pass, gaseous naphthalene, benzene and light tar gas are cooled by 10 ℃, the gas is condensed into solid particles and liquid drops under the cooling effect, the solid particles and the liquid drops are adhered to the tube wall to play a role in secondary purification, and finally the deeply purified H2S gas enters an acid making link through an acid gas outlet 11.
When the difference value of the temperature agents of the acid gas inlet 2 and the acid gas outlet 11 pipeline is observed to be less than 5 ℃ through the acid gas inlet thermometer 3 and the acid gas outlet thermometer 10, it is shown that more tar adhered in the heat exchange pipe of the separation section is weakened, the standby separation purifier is switched at the moment, valves of the acid gas inlet 2, the acid gas outlet 11 and the blow-down valve 13 are closed, valves of the low-temperature water outlet 8 and the low-temperature water inlet 9 are closed, valves of the circulating ammonia water inlet 4 and the circulating ammonia water outlet 12 are opened, hot ammonia water with the temperature of 70-80 ℃ enters the separation purifier body 1, sediments are continuously dissolved and washed, all the impurities are taken away to a mechanized clarifying tank for precipitation separation, after washing for several hours, the valves of the circulating ammonia water inlet 4 and the circulating ammonia water outlet 12 are closed, the blow-down valve 13 is opened, and the standby purifier is switched for.
The utility model discloses before reforming transform, sour gas pipeline each link behind the system sour vacuum pump, especially system sour burn burning furnace sour gas spouts burning pipe often by impurity adhesion jam, and on average 10~15 days need shut down and carry out professional washing, seriously restricts system sour equipment operating rate and sour output. Besides, 4500 yuan of cleaning cost is consumed for each cleaning, and 12 ten thousand of professional cleaning construction cost is consumed each year on average.
Use the utility model discloses afterwards, the effectual purity that improves H2S gas has reduced the jam frequency of pipeline and spout burning mouth, and pipeline specialty washs the number of times and reduces to once in 3 months, and the annual festival is 10.2 ten thousand yuan of zero expense of repairing. Because the frequency of the startup and shutdown of acid making equipment and the frequency of the disassembly and cleaning of equipment such as an incinerator and the like are reduced, the benefits in the aspects of products and the like are integrated, and the annual efficiency increase is about 54 ten thousand yuan.
Claims (3)
1. The utility model provides a novel high-efficient sour gas separation clarifier which characterized in that: the acid gas separation purifier comprises a separation purifier body (1), an acid gas inlet (2), an acid gas inlet thermometer (3), a circulating ammonia water inlet (4), a gravity separation grid (5), a positioning clamping groove (6), a low-temperature water separator (7), a low-temperature water outlet (8), a low-temperature water inlet (9), an acid gas outlet thermometer (10), an acid gas outlet (11), a circulating ammonia water outlet (12) and a blow-down valve (13), wherein the acid gas inlet (2) and the acid gas outlet (11) are separately arranged at the front end and the rear end of the separation purifier body (1), and the acid gas inlet thermometer (3) and the acid gas outlet thermometer (10) are respectively arranged on an acid gas inlet pipeline and an acid gas outlet pipeline; the circulating ammonia water inlet (4) and the circulating ammonia water outlet (12) are respectively arranged at the upper end of one side of the acid gas inlet (2) and the lower end of one side of the acid gas outlet (11) on the separation purifier body (1); the gravity separation grating (5) is positioned by a positioning clamping groove (6) and is connected with the top of the separation purifier body (1) through a bolt; the low-temperature water separator (7) is positioned by the positioning clamping groove (6) and is connected with the top of the separation purifier body (1) through a bolt, and the low-temperature water outlet (8) and the low-temperature water inlet (9) are arranged at the top of the low-temperature water separator (7); the blow-down valve (13) is arranged at the bottom of the separation purifier body (1), and the blow-down valve (13) is connected with the acid gas condensate liquid tank through a blow-down pipeline.
2. The novel high-efficiency acid gas separation purifier as claimed in claim 1, wherein: the gravity separation grating (5) is a staggered separation grating plate.
3. The novel high-efficiency acid gas separation purifier as claimed in claim 1, wherein: and the sewage discharge pipeline extends into the acid gas condensate liquid lower tank to form water sealing sewage discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020166884.9U CN212167024U (en) | 2020-02-13 | 2020-02-13 | Novel high-efficient sour gas separation clarifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020166884.9U CN212167024U (en) | 2020-02-13 | 2020-02-13 | Novel high-efficient sour gas separation clarifier |
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| Publication Number | Publication Date |
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| CN212167024U true CN212167024U (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020166884.9U Active CN212167024U (en) | 2020-02-13 | 2020-02-13 | Novel high-efficient sour gas separation clarifier |
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| CN (1) | CN212167024U (en) |
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