CN111035965A - Device and method for regulating and controlling tar and ammonia water separation effect - Google Patents
Device and method for regulating and controlling tar and ammonia water separation effect Download PDFInfo
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- CN111035965A CN111035965A CN202010018367.1A CN202010018367A CN111035965A CN 111035965 A CN111035965 A CN 111035965A CN 202010018367 A CN202010018367 A CN 202010018367A CN 111035965 A CN111035965 A CN 111035965A
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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
- B01D17/12—Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits
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Abstract
The invention relates to a device and a method for regulating and controlling the separation effect of tar and ammonia water, and belongs to the technical field of tar and ammonia water separation equipment for coking production. The technical scheme is as follows: activity sleeve (4) are located jar body (1), and positioning seat (6) are fixed at the top of jar body (1), adjust pole (2) and pass through locating pin (7) vertical fixation on positioning seat (6), adjust the lower extreme and activity sleeve (4) fixed connection of pole (2), tar inlet tube (9) are connected to the bottom of jar body (1), in tar inlet tube (9) stretched into activity sleeve (4), tar outlet pipe (10) are connected to the side of jar body (1), and a section of thick bamboo (8) are diffused in the top connection of jar body (1). The invention has the beneficial effects that: the interface height of tar and ammonia water in the separation tank is adjusted by adjusting the movable sleeve up and down, so that the separated tar does not contain ammonia water, and the separated ammonia water does not contain tar, thereby ensuring the safe and stable production of coke oven and gas purification.
Description
Technical Field
The invention relates to a device and a method for regulating and controlling the separation effect of tar and ammonia water, and belongs to the technical field of tar and ammonia water separation equipment for coking production.
Background
The tar ammonia water produced in the coking production process of the coking enterprise enters a tar ammonia water separation tank, the tar and the ammonia water are separated according to the specific gravity difference, the tar is settled to the tapered bottom of the separation tank, the ammonia water is accumulated at the upper part of the separation tank, part of the ammonia water flows into an outer chamber jacket layer of the separation tank through an overflow communicating pipe and then is sent to a coke oven gas collecting pipe to be sprayed to reduce the temperature of coke oven gas, and the rest ammonia water flows to a rest ammonia water tank through an outer chamber full flow pipe and then is sent to a coal gas washing tower to purify and absorb the gas. The tar is pressed into the tar intermediate tank through a pipeline obliquely inserted into the conical bottom of the separation tank and then is sent to a tar processing procedure for further processing. The tar ammonia water mixed liquid on the interface in the separation tank is sent to a primary cooler to spray and wash naphthalene, so that the primary cooling effect of coal gas is ensured.
The traditional tar and ammonia water separation regulation and control method adopts a manual cut-off valve to regulate a tar and ammonia water separation interface in a tar and ammonia water separation tank, the tar and ammonia water separation effect is difficult to ensure through the regulation and control of the opening degree of the cut-off valve, if the separation interface is too high, the ammonia water carries tar, and a coke oven ammonia water spray head is blocked, so that the temperature reduction of coking gas is influenced, and the gas purification production is not facilitated; if the separation interface is too low, the ammonia water content of the tar exceeds the standard, and the deep processing production of the tar is influenced. The regulation and control method using the traditional stop valve is not suitable for the requirements of coking production development, and a new regulation and control method is necessary to improve the separation effect of tar and ammonia water, so that the tar and ammonia water generated in the production process of the coke oven are completely separated, the separated tar does not contain ammonia water to meet the quality index requirements, the deep processing requirements of tar are met, the separated ammonia water does not contain tar, the coke oven is ensured to spray ammonia water to meet the coal gas cooling requirements, and the safe, stable and smooth coking production is ensured.
Disclosure of Invention
The invention aims to provide a device and a method for regulating and controlling the separation effect of tar and ammonia water, which can well separate tar and ammonia water in a tar and ammonia water separation tank, so that the separated ammonia water led out from the tar and ammonia water separation tank does not contain tar, the separated tar does not contain ammonia water, the safe and stable production of coke ovens and coal gas purification is ensured, and the problems in the background art are solved.
The technical scheme of the invention is as follows:
a device for regulating and controlling the separation effect of tar and ammonia water comprises a tank body, a regulating rod, a handle, a movable sleeve, a positioning hole, a positioning seat, a positioning pin, a diffusing cylinder, a tar inlet pipe, a tar outlet pipe and an overflow hole, wherein the movable sleeve is positioned in the tank body and is provided with the overflow hole; the positioning seat is fixed on the top of the tank body, the adjusting rod is vertically fixed on the positioning seat through the positioning pin, the lower end of the adjusting rod is fixedly connected with the movable sleeve, the upper end of the adjusting rod is provided with a handle, and the adjusting rod is provided with a plurality of positioning holes matched with the positioning pin; the bottom of the tank body is connected with a tar inlet pipe, the tar inlet pipe extends into the movable sleeve, the side surface of the tank body is connected with a tar outlet pipe, the top of the tank body is connected with a diffusing cylinder, and valves are arranged on the diffusing cylinder, the tar inlet pipe and the tar outlet pipe.
The tank body is a cylindrical barrel, and the movable sleeve is positioned on the central line inside the tank body.
The movable sleeve is sleeved on the tar inlet pipe and is movably connected with the tar inlet pipe.
A plurality of positioning holes matched with the positioning pins are arranged on the adjusting rod up and down.
The method for regulating the separation effect of tar and ammonia water adopts the device for regulating the separation effect of tar and ammonia water, and is operated according to the following steps:
① connecting a tar inlet pipe to the bottom of the tar-ammonia water separation tank, and connecting a tar outlet pipe to a tar storage tank;
② opening the valve of the diffusion cylinder at the top of the tank body to discharge the gas in the inner cavity of the tank body;
③ opening the valve of the tar inlet pipe at the bottom of the tank body to make the tar at the bottom of the tar-ammonia water separation tank enter the inner cavity of the movable sleeve under self-pressure and enter the tank body through the overflow hole on the movable sleeve;
④ opening the valve of the tar outlet pipe on the side of the tank body to make the tar in the tank body flow into the tar storage tank;
⑤ checking the separation interface of tar and ammonia water in the tar and ammonia water separation tank, if the separation interface of tar and ammonia water in the tar and ammonia water separation tank is too low, pulling out the positioning pin, pulling the handle upwards to make the adjusting rod drive the movable sleeve to be lifted slowly until the separation interface of tar and ammonia water in the tar and ammonia water separation tank rises to normal height, and if the separation interface of tar and ammonia water in the tar and ammonia water separation tank is too high, pulling out the positioning pin, pressing the handle downwards to make the adjusting rod drive the movable sleeve to descend slowly until the separation interface of tar and ammonia water in the tar and ammonia water separation tank falls to normal height.
Three inspection ports are arranged on the tar-ammonia water separation tank from top to bottom, when the separation interface of tar and ammonia water in the tar-ammonia water separation tank is normal in height, ammonia water flows out of the upper inspection port, tar flows out of the lower inspection port, and tar-ammonia water mixed liquor flows out of the middle inspection port; if all the ammonia water flows out of the three inspection ports, the separation interface of tar and ammonia water in the tar and ammonia water separation tank is too low; if all the tar flows out from the three inspection ports, the separation interface of the tar and the ammonia water in the tar and ammonia water separation tank is too high.
The invention has the beneficial effects that: according to the invention, tar at the bottom of the tar-ammonia water separation tank is introduced into the tank body through the tar inlet pipe, and the interface height of the tar and the ammonia water in the separation tank is adjusted by adjusting the movable sleeve up and down, so that the separated tar does not contain ammonia water, and the quality index of deep processing of the tar is reached; the separated ammonia water does not contain tar, and the quality index of the ammonia water required by the coke oven gas spraying and cooling is ensured to reach the standard.
The invention ensures that the separation interface of the oil-water mixture in the tar-ammonia water separation tank is controlled by the quality index of the tar-ammonia water mixed solution required by spraying and flushing the coal gas primary cooler, improves the tar-ammonia water separation effect, ensures that the separated oil does not carry water and the separated water does not carry oil, stabilizes the coke oven and the coal gas purification production operation, promotes the tar deep processing production operation, and has obvious economic benefit and safety benefit.
The invention standardizes and standardizes the operation of separating and controlling the tar and the ammonia water, improves the operation efficiency, effectively shortens the time for controlling the oil-water separation to achieve the optimal effect, and ensures the safety, stability and smooth operation of the coke oven and the gas purification production.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: the tank body 1, the adjusting rod 2, the handle 3, the movable sleeve 4, the positioning hole 5, the positioning seat 6, the positioning pin 7, the diffusing cylinder 8, the tar inlet pipe 9, the tar outlet pipe 10 and the overflow hole 11.
Detailed Description
The invention is further illustrated by way of example in the following with reference to the accompanying drawings.
Referring to the attached figure 1, the device for regulating the tar and ammonia water separation effect comprises a tank body 1, an adjusting rod 2, a handle 3, a movable sleeve 4, a positioning hole 5, a positioning seat 6, a positioning pin 7, a diffusing cylinder 8, a tar inlet pipe 9, a tar outlet pipe 10 and an overflow hole 11, wherein the movable sleeve 4 is positioned in the tank body 1, and the overflow hole 11 is arranged on the movable sleeve 4; the positioning seat 6 is fixed on the top of the tank body 1, the adjusting rod 2 is vertically fixed on the positioning seat 6 through a positioning pin 7, the lower end of the adjusting rod 2 is fixedly connected with the movable sleeve 4, the upper end of the adjusting rod 2 is provided with a handle 3, and the adjusting rod 2 is provided with a plurality of positioning holes 5 matched with the positioning pin 7; the bottom of the tank body 1 is connected with a tar inlet pipe 9, the tar inlet pipe 9 extends into the movable sleeve 4, the side surface of the tank body 1 is connected with a tar outlet pipe 10, the top of the tank body 1 is connected with a diffusing cylinder 8, and valves are arranged on the diffusing cylinder 8, the tar inlet pipe 9 and the tar outlet pipe 10.
In this embodiment, referring to fig. 1, the tank 1 is a vertical steel plate cylinder, the center of the top cover of the tank 1 is perforated, and the adjusting rod 2 is vertically inserted, the top end of the adjusting rod 2 is welded with a semicircular handle 3, the bottom end of the adjusting rod 2 is welded with the top cover of a movable sleeve 4 disposed in the inner cavity of the tank 1, a plurality of positioning holes 5 are sequentially arranged along the vertical length direction of the adjusting rod 2, two positioning seats 6 are vertically welded at equal intervals on two sides of the center of the top cover of the tank 1, the positioning seats 6 are rectangular steel plates, the two positioning seats 6 are respectively perforated at the same height and have the same size, positioning pins 7 penetrate through the positioning holes 5 of the adjusting rod 2 and are fixed in the holes of the positioning seats 6, the side of the top cover of the tank 1 is perforated, a diffusing cylinder 8 is vertically welded, a cut-off door is additionally installed on, the side part of the tank body 1 is provided with a hole and is connected with a tar outlet pipeline 10 in a welding way.
The top end of the adjusting rod 2 is welded with a handle 3, a plurality of positioning holes 5 are arranged at equal intervals along the vertical length direction of the adjusting rod 2, a center hole at the top of the tank body 1 is inserted and fixed with a top cover of a movable sleeve 4 in the tank body 1 in a welding way, the diameter of the adjusting rod 2 is slightly smaller than the diameter of the center hole at the top of the tank body 1, and the positioning holes 5 of the adjusting rod 2 are inserted and positioned with holes of a positioning seat 6 at the top of the tank.
Fig. 1 shows that movable sleeve 4 is located jar 1 inside central point and puts, and movable sleeve 4 top center and regulation pole 2 welded fastening, and movable sleeve 4 lower part is uncovered to overlap in tar import pipe 9 outer wall, guarantee that movable sleeve 4 reciprocates in a flexible way, movable sleeve 4 lateral part trompil several overflow hole 11 guarantees that the tar that tar import pipe 9 got into can the chamber of flowing into smoothly.
FIG. 1 shows that the tar outlet pipe 10 is positioned at the bottom side of the tank body 1, so as to ensure that tar in the tank cavity is smoothly discharged to the tar storage tank.
FIG. 1 shows that a tar inlet pipe 9 vertically penetrates through a central hole at the bottom of the tank body 1 and is welded with the bottom of the tank body 1, and the upper edge of a tar outlet is positioned at the middle upper part of the tank cavity.
Fig. 1 shows that the diameter of the positioning seat 6 is the same as the diameter of the positioning hole 5 of the adjusting rod 2, and is slightly larger than the diameter of the positioning pin 7.
Fig. 1 shows that flanges are welded at the tail ends of a tar inlet pipe 9 and a tar outlet pipe 10, the flanges are connected with corresponding pipelines, and control valves are installed along the length direction of an inlet pipeline and an outlet pipeline.
The specific requirements are as follows:
the height of the tank body 1 is 2800mm, the diameter is 400mm, and the volume is 0.35 m3Selecting fromManufacturing a steel plate with the thickness of 10mm, steel pipes with the thickness of 6mm and different diameters and flange plates with corresponding diameters;
the outer diameter of the tar inlet pipe 9 is 157 mm, the inner diameter of the movable sleeve 4 is 158 mm, and the inner wall of the movable sleeve 4 slides up and down along the outer wall of the tar inlet pipe 9, so that the tar liquid level in the tar and ammonia water separation tank is adjusted within an adjustable range of 1 m;
the diameter of the 2 overflow holes 11 which are equidistant along the side surface of the movable sleeve 4 is 75 mm, and the distance between the centers of the overflow holes and the top cover of the movable sleeve 4 is 30 mm;
the tar inlet pipe 9 is connected with a pipeline obliquely inserted into the bottom of the tar ammonia water separation tank;
the diameter of the tar outlet pipe 10 is 150mm, the distance between the tar outlet pipe and the bottom of the tank body 1 is 200mm, and the tar outlet pipe is connected with an inlet pipe of a tar storage tank;
the pipe diameter of the diffusing cylinder 8 is 50mm, and an included angle of 45 degrees is formed between the outlet of the diffusing cylinder 8 and the vertical pipe and is 2000mm away from the top of the tank body 1;
the adjusting rod 2 is made of round steel with the diameter of 30mm and the length of 2000mm, 20 positioning holes 5 with the equal interval of 20mm are sequentially arranged along the direction vertical to the length direction, and the aperture of each positioning hole 5 is 20 mm;
the handle 3 is made of round steel with the diameter of 20mm and is made into a semicircle with the radius of 100 mm;
the positioning seats 6 are steel plates with the thickness of 10mm, the width of 50mm and the height of 150mm, each positioning seat 6 is provided with a round hole with the aperture of 20mm, and the center of the round hole is 80mm away from the top of the tank body 1;
the positioning pin 7 is a steel bar with the diameter of 18mm, and is inserted into the two round holes of the positioning seat 6 and the positioning hole 5 of the adjusting rod 2 to fix and position the adjusting rod.
A method for regulating and controlling the separation effect of tar and ammonia water comprises the following steps:
① connecting a tar inlet pipe 9 to the bottom of the tar-ammonia water separating tank, and connecting a tar outlet pipe 10 to a tar storage tank;
② opening the valve of the diffusing cylinder 8 at the top of the tank 1 to exhaust the gas in the inner cavity of the tank 1;
③ opening the valve of the tar inlet pipe 1 at the bottom of the tank body 1 to make the tar at the bottom of the tar-ammonia water separating tank enter the inner cavity of the movable sleeve 4 under self-pressure and enter the tank body 1 through the overflow hole 11 on the movable sleeve 4;
④ opening the valve of the tar outlet pipe 10 on the side of the tank 1 to make the tar in the tank 1 flow into the tar storage tank;
⑤ checking the separation interface of tar and ammonia water in the tar and ammonia water separation tank, if the separation interface of tar and ammonia water in the tar and ammonia water separation tank is too low, pulling out the positioning pin 7, pulling the handle 3 upwards to make the adjusting rod 2 drive the movable sleeve 4 to be lifted slowly until the separation interface of tar and ammonia water in the tar and ammonia water separation tank rises to normal height, and if the separation interface of tar and ammonia water in the tar and ammonia water separation tank is too high, pulling out the positioning pin 7, pressing the handle 3 downwards to make the adjusting rod 2 drive the movable sleeve 4 to descend slowly until the separation interface of tar and ammonia water in the tar and ammonia water separation tank falls to normal height.
When the height of a tar and ammonia water separation interface in the tar and ammonia water separation tank is judged, three inspection ports are arranged on the tar and ammonia water separation tank from top to bottom, when the separation interface of the tar and the ammonia water in the tar and ammonia water separation tank is normal in height, ammonia water flows out of the upper inspection port, tar flows out of the lower inspection port, and tar and ammonia water mixed liquor flows out of the middle inspection port; if all the ammonia water flows out of the three inspection ports, the separation interface of tar and ammonia water in the tar and ammonia water separation tank is too low; if all the tar flows out from the three inspection ports, the separation interface of the tar and the ammonia water in the tar and ammonia water separation tank is too high.
In the separation of tar and ammonia water in coking enterprises, the method can effectively solve the problem of poor separation effect of the tar and ammonia water mixture in the separation process of the tar and ammonia water, can ensure that the separation of the tar and ammonia water achieves the optimal effect, and has obvious purification production effects on stable coke ovens and coal gas.
Claims (6)
1. The utility model provides a device of regulation and control tar aqueous ammonia separation effect which characterized in that: the tar-containing tank comprises a tank body (1), an adjusting rod (2), a handle (3), a movable sleeve (4), a positioning hole (5), a positioning seat (6), a positioning pin (7), a diffusing cylinder (8), a tar inlet pipe (9), a tar outlet pipe (10) and an overflow hole (11), wherein the movable sleeve (4) is positioned in the tank body (1), and the overflow hole (11) is formed in the movable sleeve (4); the positioning seat (6) is fixed at the top of the tank body (1), the adjusting rod (2) is vertically fixed on the positioning seat (6) through a positioning pin (7), the lower end of the adjusting rod (2) is fixedly connected with the movable sleeve (4), the upper end of the adjusting rod (2) is provided with a handle (3), and the adjusting rod (2) is provided with a plurality of positioning holes (5) matched with the positioning pin (7); the bottom of the tank body (1) is connected with a tar inlet pipe (9), the tar inlet pipe (9) extends into the movable sleeve (4), the side surface of the tank body (1) is connected with a tar outlet pipe (10), the top of the tank body (1) is connected with a diffusing cylinder (8), and valves are arranged on the diffusing cylinder (8), the tar inlet pipe (9) and the tar outlet pipe (10).
2. The device for regulating and controlling the separation effect of tar and ammonia water as claimed in claim 1, wherein: the tank body (1) is a cylindrical barrel, and the movable sleeve (4) is positioned on the central line inside the tank body (1).
3. The device for regulating and controlling the separation effect of tar and ammonia water as claimed in claim 2, wherein: the movable sleeve (4) is sleeved on the tar inlet pipe (9), and the movable sleeve (4) is movably connected with the tar inlet pipe (9).
4. The device for regulating and controlling the separation effect of tar and ammonia water as claimed in claim 1, wherein: a plurality of positioning holes (5) matched with the positioning pins (7) are arranged up and down on the adjusting rod (2).
5. A method for regulating and controlling the separation effect of tar and ammonia water is characterized in that: the device for regulating and controlling the separation effect of tar and ammonia water, which is disclosed by the claims 1-4, is operated according to the following steps:
① a tar inlet pipe (9) is connected with the bottom of the tar ammonia water separation tank, and a tar outlet pipe (10) is connected with the tar storage tank;
② opening the valve of the diffusing cylinder (8) at the top of the tank body (1) to discharge the gas in the inner cavity of the tank body (1);
③ opening a valve of a tar inlet pipe (1) at the bottom of the tank body (1) to make the tar at the bottom of the tar-ammonia water separation tank enter the inner cavity of the movable sleeve (4) under self-pressure and enter the tank body (1) through an overflow hole (11) on the movable sleeve (4);
④ opening a valve of a tar outlet pipe (10) at the side of the tank body (1) to make the tar in the tank body (1) automatically flow into a tar storage tank;
⑤ checking the separation interface of tar and ammonia water in the tar and ammonia water separation tank, if the separation interface of tar and ammonia water in the tar and ammonia water separation tank is too low, pulling out the positioning pin (7), pulling the handle (3) upwards to make the adjusting rod (2) drive the movable sleeve (4) to be lifted slowly until the separation interface of tar and ammonia water in the tar and ammonia water separation tank rises to normal height, and if the separation interface of tar and ammonia water in the tar and ammonia water separation tank is too high, pulling out the positioning pin (7), pressing the handle (3) downwards to make the adjusting rod (2) drive the movable sleeve (4) to fall slowly until the separation interface of tar and ammonia water in the tar and ammonia water separation tank falls to normal height.
6. The method for regulating and controlling the separation effect of tar and ammonia water as claimed in claim 5, wherein: three inspection ports are arranged on the tar-ammonia water separation tank from top to bottom, when the separation interface of tar and ammonia water in the tar-ammonia water separation tank is normal in height, ammonia water flows out of the upper inspection port, tar flows out of the lower inspection port, and tar-ammonia water mixed liquor flows out of the middle inspection port; if all the ammonia water flows out of the three inspection ports, the separation interface of tar and ammonia water in the tar and ammonia water separation tank is too low; if all the tar flows out from the three inspection ports, the separation interface of the tar and the ammonia water in the tar and ammonia water separation tank is too high.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010018367.1A CN111035965A (en) | 2020-01-08 | 2020-01-08 | Device and method for regulating and controlling tar and ammonia water separation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010018367.1A CN111035965A (en) | 2020-01-08 | 2020-01-08 | Device and method for regulating and controlling tar and ammonia water separation effect |
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| Publication Number | Publication Date |
|---|---|
| CN111035965A true CN111035965A (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010018367.1A Withdrawn CN111035965A (en) | 2020-01-08 | 2020-01-08 | Device and method for regulating and controlling tar and ammonia water separation effect |
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| Country | Link |
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| CN (1) | CN111035965A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2855501Y (en) * | 2005-11-15 | 2007-01-10 | 吉林石油集团有限责任公司 | Oil-water interface controller of sedimentation separating tank |
| CN203736901U (en) * | 2013-12-30 | 2014-07-30 | 石瑞斌 | Automatic control device for oil-water interface of settling tank |
| CN204203785U (en) * | 2014-06-28 | 2015-03-11 | 黑龙江龙盛达煤化工有限公司 | Level regulator |
| CN205516643U (en) * | 2016-01-28 | 2016-08-31 | 中国海洋石油总公司 | Gravity type oil water separator oil -water interface control intercommunication device |
| CN211798983U (en) * | 2020-01-08 | 2020-10-30 | 宣化钢铁集团有限责任公司 | Device for regulating and controlling tar and ammonia water separation effect |
-
2020
- 2020-01-08 CN CN202010018367.1A patent/CN111035965A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2855501Y (en) * | 2005-11-15 | 2007-01-10 | 吉林石油集团有限责任公司 | Oil-water interface controller of sedimentation separating tank |
| CN203736901U (en) * | 2013-12-30 | 2014-07-30 | 石瑞斌 | Automatic control device for oil-water interface of settling tank |
| CN204203785U (en) * | 2014-06-28 | 2015-03-11 | 黑龙江龙盛达煤化工有限公司 | Level regulator |
| CN205516643U (en) * | 2016-01-28 | 2016-08-31 | 中国海洋石油总公司 | Gravity type oil water separator oil -water interface control intercommunication device |
| CN211798983U (en) * | 2020-01-08 | 2020-10-30 | 宣化钢铁集团有限责任公司 | Device for regulating and controlling tar and ammonia water separation effect |
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Application publication date: 20200421 |
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| WW01 | Invention patent application withdrawn after publication |