CN111214849A - Tar and ammonia water separation device and use method thereof - Google Patents
Tar and ammonia water separation device and use method thereof Download PDFInfo
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- CN111214849A CN111214849A CN202010074686.4A CN202010074686A CN111214849A CN 111214849 A CN111214849 A CN 111214849A CN 202010074686 A CN202010074686 A CN 202010074686A CN 111214849 A CN111214849 A CN 111214849A
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- oil discharge
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- 238000000926 separation method Methods 0.000 title claims abstract description 103
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 235000011114 ammonium hydroxide Nutrition 0.000 title claims abstract description 80
- 238000000034 method Methods 0.000 title claims abstract description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 27
- 239000007788 liquid Substances 0.000 claims description 18
- 229910021529 ammonia Inorganic materials 0.000 claims description 14
- 230000008676 import Effects 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000003034 coal gas Substances 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/0208—Separation of non-miscible liquids by sedimentation
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Abstract
The invention discloses a tar and ammonia water separation device, which comprises a hollow separation column, wherein the top end of the separation column is provided with an integrated controller, an inverted conical bottom plate with the diameter corresponding to the inner diameter of the separation column is arranged in the separation column, the bottom end of the conical bottom plate is provided with a tar outlet, the top end of the side wall of the separation column is respectively provided with a first through hole and a tar and ammonia water inlet, the bottom end of the side wall is provided with an ammonia water outlet and a second through hole which are connected with the first through hole through a pipeline, the bottom end of the separation column is provided with an oil discharge pipeline, the output end of the oil discharge pipeline is provided with an oil discharge header pipe, the output end of the oil discharge header pipe is provided with an underground empty groove: the method has the advantages of improving the separation efficiency without increasing equipment, not increasing the workload of operators, ensuring the separation effect of tar and ammonia water, recycling tar as much as possible, keeping stable production and improving economic benefit.
Description
Technical Field
The invention belongs to the technical field of chemical equipment, and particularly relates to a tar and ammonia water separation device and a using method thereof.
Background
The tar-ammonia water separation column is one of the main devices of a coking plant and has the functions of separating tar ammonia water condensed from coke oven gas in a gas collecting pipe, sending the separated tar to an oil depot for external sale, sending the ammonia water to a coke oven for spraying and cooling crude gas, and performing biochemical treatment after ammonia evaporation of the residual ammonia water.
When normal tar aqueous ammonia separation operation, every oil drain port is opened one by one once for 2 hours to operating personnel, the long-pending oily condition of inspection is discharged to the aqueous ammonia, but still contain tar more in the aqueous ammonia, bring adverse effect for production, reduce tar recovery output outside, coke oven cooling system blocks up, the coal-charging is smoked, worsen on-the-spot operational environment, the polluted air, follow-up coal gas purification workshop increases the energy consumption because of the coal gas temperature is high, reduce the production because of the unable purification of coal gas even, remaining aqueous ammonia contains more can cause the ammonia still tower to block up, waste water is not up to standard after the ammonia still evaporates, influence biochemical treatment effect, can cause biochemical treatment device activated sludge to die when serious, biochemical treatment system collapses.
Disclosure of Invention
The invention aims to provide a tar ammonia water separation device for avoiding insufficient separation of tar ammonia water and a use method thereof.
In order to achieve the purpose, the invention adopts the technical scheme that:
the invention discloses a tar and ammonia water separation device, which comprises a hollow separation column, wherein an integrated controller is arranged at the top end of the separation column, an inverted conical bottom plate with the diameter corresponding to the inner diameter of the separation column is arranged in the integrated controller, a tar outlet is arranged at the bottom end of the conical bottom plate, a first through hole and a tar and ammonia water inlet are respectively arranged at the top end of the side wall of the separation column, an ammonia water outlet and a second through hole which is connected with the first through hole through a pipeline are arranged at the bottom end of the side wall, an oil discharge pipeline is arranged at the bottom end of the separation column, the side wall is sequentially provided with a plurality of valves which are electrically connected with the integrated controller and a liquid level gauge, the output end of the oil discharge pipeline penetrates through the bottom end of the separation column and then is connected with an oil discharge main pipe arranged at the bottom end.
The invention discloses a tar and ammonia water separation device, wherein the output end of a tar outlet is provided with a centrifugal machine which is electrically connected with an integrated controller, the centrifugal machine is connected with the tar outlet through a pipeline which penetrates through the bottom end of a separation column, and the output end of the centrifugal machine is provided with a tar collecting barrel of which the input end is connected with the pipeline.
The invention discloses a tar and ammonia water separation device, wherein a first valve, a second valve and a third valve which are electrically connected with an integrated controller are sequentially arranged on the side wall of an oil discharge pipeline, and the output end of the oil discharge pipeline is connected with an oil discharge header pipe.
The invention discloses a tar and ammonia water separation device, wherein a three-way connecting piece is arranged on an oil discharge pipeline between a first valve and a second valve, a fourth valve connected with the pipeline is arranged at one end of the three-way connecting piece, the fourth valve is electrically connected with an integrated controller, and an empty groove is arranged on the oil discharge pipeline between the second valve and the third valve.
The invention discloses a tar and ammonia water separation device, wherein the output end of an oil discharge pipeline is connected with an oil discharge header pipe, and the output end of the oil discharge header pipe is connected with an underground emptying groove pipeline.
The invention discloses a tar ammonia water separation device, wherein the output end of an underground emptying tank is provided with a submerged pump which is electrically connected with an integrated controller, the input end of the submerged pump is connected with the output end pipeline of the underground emptying tank, and the output end of the submerged pump is connected with a tar ammonia water inlet pipeline.
The invention discloses a tar and ammonia water separation device, wherein an ammonia water collecting barrel connected with a pipeline is arranged at the output end of an ammonia water outlet.
The invention discloses a use method of a tar ammonia water separation device, which comprises the following steps:
s1, the centralized controller controls the first valve, the second valve, the third valve and the fourth valve to be in a closed state, tar and ammonia water mixed liquor is introduced into the separation column from a tar and ammonia water inlet, tar which is settled and separated at the bottom of the separation column is transferred to a tar collecting barrel after being separated by the centrifuge through a tar outlet at the top end of the conical bottom plate, and after the separation column is filled, ammonia water at the top enters the separation column at the bottom end of the conical bottom plate through the first through hole and the second through hole which are connected through the pipeline;
s2, when the height of tar ammonia water layering liquid in the separation column at the bottom end of the conical bottom plate is larger than the height of an oil discharge pipeline port, the liquid level gauge transmits a signal to the centralized controller to control and open the third valve, then the first valve and the second valve are opened, the opening of the valves is adjusted according to the flow of tar, tar flows through the first valve, the second valve, the empty slot and the third valve after entering from the output end of the oil discharge pipeline and then is converged into an oil discharge main pipe, the tar is discharged into an underground empty slot after passing through the oil discharge main pipe, then the tar ammonia water is discharged to a tar ammonia water inlet by an underground pump connected with an underground empty slot pipeline for re-separation, and ammonia water separated in the separation column is discharged to an ammonia water collecting barrel through an ammonia water outlet arranged on the side wall of the; when the tar-ammonia mixed liquid is less than the height of the oil discharge pipeline port and is greater than the height of the fourth valve, the liquid level gauge transmits signals to the centralized controller to control and open the third valve, the fourth valve and the second valve are opened, the opening of the valve is adjusted according to the flow of tar, tar flows through the second valve after entering the oil discharge pipeline from the fourth valve, the tar is converged into the oil discharge header pipe after the empty tank and the third valve, the tar is discharged into the underground empty tank after passing through the oil discharge header pipe, the tar-ammonia inlet is discharged to be separated again by the underground pump connected with the pipeline of the empty tank, and the separated ammonia in the separation column is discharged to the ammonia collecting barrel through the ammonia outlet arranged on the side wall of the separation column.
By adopting the technical scheme disclosed by the invention, the inverted conical bottom plate with the diameter corresponding to the inner diameter of the separation column is arranged in the hollow separation column, the bottom end of the conical bottom plate is provided with the tar outlet, the top end of the side wall of the separation column is respectively provided with the first through hole and the tar ammonia water inlet, the bottom end of the side wall is provided with the ammonia water outlet and the second through hole which is connected with the first through hole pipeline through the pipeline, the bottom end of the separation column is provided with the oil discharge pipeline which is sequentially provided with a plurality of valves and a liquid level gauge, the side wall is electrically connected with the centralized controller, the output end of the oil discharge pipeline penetrates through the bottom end of the separation column and is provided with the oil discharge header pipe, the output end of the oil discharge header pipe is provided with the underground empty groove, the underground empty groove is connected with the tar ammonia water inlet pipeline, tar is discharged through the oil discharge port and the oil discharge header pipe, but also can ensure the separation effect of tar and ammonia water, recover tar as much as possible, keep the production stable and improve the economic benefit.
Drawings
The contents of the drawings and the reference numerals in the drawings are briefly described as follows:
FIG. 1 is a schematic structural diagram of a tar-ammonia water separation device;
FIG. 2 is a sectional view of a separation column of the tar-ammonia separation apparatus;
the labels in the above figures are: 1. a separation column; 2. a tar ammonia water inlet; 3. an ammonia water outlet; 4. a first through hole; 5. a second through hole; 6. an oil discharge header pipe; 7. an underground empty tank; 8. a submerged pump; 9. a centrifuge; 10. a tar collecting barrel; 11. an ammonia water collecting barrel; 12. a tapered bottom plate; 13. a tar outlet; 14. an oil discharge pipe; 15. a first valve; 16. a second valve; 17. a third valve; 18. a tee joint; 19. a fourth valve; 20. an empty groove; 21. a centralized controller; 22. a liquid level gauge.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
FIG. 1 is a schematic structural diagram of a tar-ammonia water separation device of the present invention, as shown in the figure:
the invention discloses a tar and ammonia water separation device, which comprises a hollow separation column 1, wherein an integrated controller 21 is arranged at the top end of the separation column 1, an inverted conical bottom plate 12 with the diameter corresponding to the inner diameter of the separation column is arranged in the separation column, a tar outlet 13 is arranged at the bottom end of the conical bottom plate 12, a first through hole 4 and a tar and ammonia water inlet 2 are respectively arranged at the top end of the side wall of the separation column 1, an ammonia water outlet 3 and a second through hole 5 which is connected with the first through hole 4 through a pipeline are arranged at the bottom end of the side wall, an oil discharge pipeline 14 with a plurality of valves and a liquid level height meter 22 which are electrically connected with the integrated controller 21 is arranged at the bottom end of the separation column 1, the output end of the oil discharge pipeline 14 penetrates through the bottom end of the separation column 1 and then is connected with an oil discharge header pipe 6 arranged at the bottom end of the separation column 1, an underground emptying tank 7.
The output end of the tar outlet 13 is provided with a 21 centrifuge 9 electrically connected with the integrated controller, the centrifuge 9 is connected with the tar outlet 13 through a pipeline passing through the bottom end of the separation column 1, and the output end of the centrifuge 9 is provided with a tar collecting barrel 10 of which the input end is connected with the pipeline.
The side wall of the oil discharge pipeline 14 is sequentially provided with a first valve 15, a second valve 16 and a third valve 17 which are electrically connected with the centralized controller 21, and the output end of the oil discharge pipeline 14 is connected with the oil discharge header pipe 6.
The oil discharge pipeline 14 between the first valve 15 and the second valve 16 is provided with a three-way connecting piece 18, one end of the three-way connecting piece 18 is provided with a fourth valve 19 connected with the pipeline thereof, the fourth valve is electrically connected with a 19 integrated controller 21, and the oil discharge pipeline 14 between the second valve 16 and the third valve 17 is provided with a dead slot 20.
The output end of the oil discharge pipeline 14 is connected with the oil discharge main pipe 6, and the output end of the oil discharge main pipe 6 is connected with the underground emptying groove 7 through a pipeline.
The output of underground emptying tank 7 sets up a submerged pump 8 with integrated controller 21 electric connection, and the input of submerged pump 8 is connected with the output pipe connection of underground emptying tank 7, and the output is connected with 2 pipe connections of tar aqueous ammonia import.
The output end of the ammonia water outlet 3 is provided with an ammonia water collecting barrel 11 connected with a pipeline thereof.
The integrated controller 21 controls the first valve 15, the second valve 16, the third valve 17 and the fourth valve 19 to be in a closed state, tar-ammonia water mixed liquor is introduced into the separation column 1 from the tar-ammonia water inlet 2, tar settled and separated at the bottom of the separation column 1 is separated at the centrifuge 9 through the tar outlet 13 at the top end of the conical bottom plate 12 and then transferred to the tar collecting barrel 10, and after the separation column 1 is filled, ammonia water at the top enters the separation column 1 at the bottom end of the conical bottom plate 12 through the first through hole 4 and the second through hole 5 which are connected through a pipeline;
when the height of tar ammonia water layering liquid in the separation column 1 at the bottom end of the conical bottom plate 12 is larger than that of a port of an oil discharge pipeline 14, a liquid level gauge 22 transmits a signal to the centralized controller 21 to control and open the third valve 17, then the first valve 15 and the second valve 16 are opened, the opening degree of the valves is adjusted according to tar flow, tar flows into the oil discharge pipeline 14 from the output end and then flows through the first valve 15, the second valve 16, the empty tank 20 and the third valve 17 to be converged into the oil discharge main pipe 6, and is discharged into the underground empty tank 7 through the oil discharge main pipe 6, and is discharged to a tar ammonia water inlet by a submerged pump 8 connected with the underground empty tank 7 through a pipeline for re-separation, and ammonia water separated in the separation column 1 is discharged to an ammonia water collection barrel 11 through an ammonia water outlet 3 arranged on the side wall of the separation column 1; when the height of the tar-ammonia water mixed liquid is smaller than that of the port of the oil discharge pipeline 14 and larger than that of the fourth valve 20, the liquid level gauge 22 transmits a signal to the centralized controller 21 to control and open the third valve 17, then the fourth valve 20 and the second valve 16 are opened, the opening of the valves is adjusted according to the tar flow, tar flows through the second valve 16, the empty tank 20 and the third valve 17 after entering the oil discharge pipeline 14 from the fourth valve 20 and then is converged into the oil discharge main pipe 6, and is discharged into the underground empty tank 7 through the oil discharge main pipe 6, and is discharged to the tar-ammonia water inlet 2 through the submerged pump 8 connected with the underground empty tank 7 through a pipeline for re-separation, and ammonia water separated in the separation column 1 is discharged to the ammonia water collecting barrel 11 through the ammonia water outlet 3 arranged on the side wall of the separation column 1.
By adopting the technical scheme disclosed by the invention, an inverted conical bottom plate 12 with the diameter corresponding to the inner diameter of a hollow separation column 1 is arranged in the hollow separation column 1, a tar outlet 13 is arranged at the bottom end of the conical bottom plate 12, a first through hole 4 and a tar ammonia water inlet 2 are respectively arranged at the top end of the side wall of the separation column 1, an ammonia water outlet 3 and a second through hole 5 which is connected with the first through hole 4 through a pipeline are arranged at the bottom end of the side wall, a plurality of valves which are electrically connected with a centralized controller 21 and an oil discharge pipeline 14 of a liquid level gauge 22 are sequentially arranged at the bottom end of the separation column 1, the output end of the oil discharge pipeline 14 passes through the bottom end of the separation column 1 and then is connected with an oil discharge header pipe 6 arranged at the bottom end of the separation column 1, an underground emptying groove 7 is arranged at the output end of the oil discharge header pipe 6, the output end of the underground emptying groove 7 is connected with the tar inlet 2 through a pipeline, the method has the advantages of improving the separation efficiency without increasing equipment, not increasing the workload of operators, ensuring the separation effect of tar and ammonia water, recycling tar as much as possible, keeping stable production and improving economic benefit.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.
Claims (8)
1. The utility model provides a tar aqueous ammonia separator which characterized in that: including hollow separation column, the top of separation column sets up centralized control ware, inside sets up the toper bottom plate that inverts and the diameter is corresponding with the separation column internal diameter, the bottom of toper bottom plate sets up the tar export, the lateral wall top of separation column sets up first through-hole and tar aqueous ammonia import respectively, the lateral wall bottom sets up the aqueous ammonia export and passes through the second through-hole of pipeline and first through-hole pipe connection, the bottom of separation column sets up the oil extraction pipeline that the lateral wall set gradually with centralized control ware electric connection's a plurality of valves and liquid level gauge, the output of oil extraction pipeline passes behind the separation column bottom and is connected with the oil extraction house steward that the separation column bottom set up, the dead slot is put to oil extraction house steward's output setting ground, the output and the tar aqueous ammonia import pipe connection of dead slot.
2. The tar-ammonia water separation device according to claim 1, characterized in that: the output end of the tar outlet is provided with a centrifugal machine electrically connected with the integrated controller, the centrifugal machine is connected with the tar outlet through a pipeline penetrating the bottom end of the separation column, and the output end of the centrifugal machine is provided with a tar collecting barrel of which the input end is connected with the pipeline.
3. The tar-ammonia water separation device according to claim 1, characterized in that: the oil discharge pipeline side wall is provided with a first valve, a second valve and a third valve which are electrically connected with the integrated controller, and the output end of the oil discharge pipeline is connected with the oil discharge header pipe.
4. The tar-ammonia water separation device according to claim 3, characterized in that: the oil discharge pipeline between the first valve and the second valve is provided with a three-way connecting piece, one end of the three-way connecting piece is provided with a fourth valve connected with the pipeline of the three-way connecting piece, the fourth valve is electrically connected with the centralized controller, and the oil discharge pipeline between the second valve and the third valve is provided with an empty groove.
5. The tar-ammonia water separation device according to claim 4, characterized in that: the output end of the oil discharge pipeline is connected with the oil discharge main pipe, and the output end of the oil discharge main pipe is connected with the pipeline of the underground emptying groove.
6. The tar-ammonia water separation device according to claim 1, characterized in that: the output end of the underground emptying tank is provided with a submerged pump which is electrically connected with the integrated controller, the input end of the submerged pump is connected with the output end pipeline of the underground emptying tank, and the output end of the submerged pump is connected with the tar ammonia water inlet pipeline.
7. The tar-ammonia water separation device according to claim 1, characterized in that: the output end of the ammonia water outlet is provided with an ammonia water collecting barrel connected with a pipeline thereof.
8. The method for separating tar ammonia water according to any one of claims 1 to 7, characterized by comprising the following steps:
s1, the centralized controller controls the first valve, the second valve, the third valve and the fourth valve to be in a closed state, tar and ammonia water mixed liquor is introduced into the separation column from a tar and ammonia water inlet, tar which is settled and separated at the bottom of the separation column is transferred to a tar collecting barrel after being separated by the centrifuge through a tar outlet at the top end of the conical bottom plate, and after the separation column is filled, ammonia water at the top enters the separation column at the bottom end of the conical bottom plate through the first through hole and the second through hole which are connected through the pipeline;
s2, when the height of tar ammonia water layering liquid in the separation column at the bottom end of the conical bottom plate is larger than the height of an oil discharge pipeline port, the liquid level gauge transmits a signal to the centralized controller to control and open the third valve, then the first valve and the second valve are opened, the opening of the valves is adjusted according to the flow of tar, tar flows through the first valve, the second valve, the empty slot and the third valve after entering from the output end of the oil discharge pipeline and then is converged into an oil discharge main pipe, the tar is discharged into an underground empty slot after passing through the oil discharge main pipe, then the tar ammonia water is discharged to a tar ammonia water inlet by an underground pump connected with an underground empty slot pipeline for re-separation, and ammonia water separated in the separation column is discharged to an ammonia water collecting barrel through an ammonia water outlet arranged on the side wall of the; when the tar-ammonia mixed liquid is less than the height of the oil discharge pipeline port and is greater than the height of the fourth valve, the liquid level gauge transmits signals to the centralized controller to control and open the third valve, the fourth valve and the second valve are opened, the opening of the valve is adjusted according to the flow of tar, tar flows through the second valve after entering the oil discharge pipeline from the fourth valve, the tar is converged into the oil discharge header pipe after the empty tank and the third valve, the tar is discharged into the underground empty tank after passing through the oil discharge header pipe, the tar-ammonia inlet is discharged to be separated again by the underground pump connected with the pipeline of the empty tank, and the separated ammonia in the separation column is discharged to the ammonia collecting barrel through the ammonia outlet arranged on the side wall of the separation column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010074686.4A CN111214849A (en) | 2020-01-22 | 2020-01-22 | Tar and ammonia water separation device and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010074686.4A CN111214849A (en) | 2020-01-22 | 2020-01-22 | Tar and ammonia water separation device and use method thereof |
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| CN111214849A true CN111214849A (en) | 2020-06-02 |
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| CN202010074686.4A Pending CN111214849A (en) | 2020-01-22 | 2020-01-22 | Tar and ammonia water separation device and use method thereof |
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| CN208320057U (en) * | 2018-04-12 | 2019-01-04 | 洛阳天宝环保科技有限公司 | A kind of organic solution water separating and reclaiming device |
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Application publication date: 20200602 |