CN213810041U - Torch gas condensate conveying device - Google Patents
Torch gas condensate conveying device Download PDFInfo
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- CN213810041U CN213810041U CN202021966547.4U CN202021966547U CN213810041U CN 213810041 U CN213810041 U CN 213810041U CN 202021966547 U CN202021966547 U CN 202021966547U CN 213810041 U CN213810041 U CN 213810041U
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- gas condensate
- pipe
- flare gas
- collecting tank
- nitrogen
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Abstract
The utility model discloses a torch gas condensate conveying device, which comprises a torch gas condensate inlet pipe, wherein the torch gas condensate inlet pipe is led out by a torch gas pipe accumulated liquid bag and is connected into a torch gas condensate collecting tank; leading out a balance pipe from the flare gas condensate collecting tank, wherein the balance pipe is connected into a flare gas main pipe; a torch gas condensate outlet pipe is led out from the top of the torch gas condensate collecting tank and is connected to a torch gas condensate conveying pipe; the nitrogen inlet pipe is connected to the torch gas condensate collecting tank; leading out a nitrogen purging pipe a from a nitrogen header pipe, connecting the nitrogen purging pipe a into a nitrogen purging connecting pipe, and connecting the nitrogen purging connecting pipe into a torch gas condensate collecting tank; and a nitrogen purging pipe b is led out from the nitrogen header pipe and is connected to the flare gas condensate inlet pipe. High-pressure nitrogen commonly used by petrochemical, chemical and fertilizer enterprises is used as a power source to convey the torch gas condensate, and the device is a torch gas condensate conveying device which is low in power consumption, safe and convenient to maintain.
Description
Technical Field
The utility model belongs to the technical field of the chemical industry and specifically relates to a torch gas lime set conveyor that is used for petrochemical, chemical industry, chemical fertilizer enterprise torch pipeline lime set to carry is related to.
Background
Because the flare gas usually has liquid, the problem of lime set gathering is all considered in flare gas pipeline piping design, and petrochemical, chemical industry, chemical fertilizer enterprise flare gas pipeline all adopts the direct slope to lay usually, and the general slope of pipeline is to the knockout drum in torch boundary district or the device district, is collected the back by the knockout drum, conveys relevant processing apparatus through the lime set pump. Some enterprises in plateau area, hills, mountain region construction because topography fluctuation changes, torch gas pipeline is hardly accomplished to lay down the slope, will form the low point that the lime set gathers in a plurality of positions, if handle these lime sets with the lime set pump, need every low point all to set up the lime set pump, do so and have following problem: the equipment investment is increased, one or two condensate pumps are required at each condensate low point, the condensate pumps are usually required to be explosion-proof, the manufacturing cost is high, the workload is large, each condensate pump needs to consider power distribution, a torch is usually far away from a device, and a power distribution facility is required to be specially arranged on the condensate pump far away from the device; the number of the devices is increased, and the maintenance workload is increased; the flare gas condensate usually gathers to a certain amount and needs to be sent out, and the condensate pump has low use efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art defect, provide a torch gas condensate liquid conveyor of low-power consumption, safety, be convenient for maintain.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a flare gas condensate conveying device comprises a flare gas condensate inlet pipe, wherein the flare gas condensate inlet pipe is led out from a flare gas pipe condensate bag and is connected to a flare gas condensate collecting tank; leading out a balance pipe from the flare gas condensate collecting tank, wherein the balance pipe is connected to a flare gas main pipe; a torch gas condensate outlet pipe is led out from the top of the torch gas condensate collecting tank and is connected to a torch gas condensate conveying pipe; the nitrogen inlet pipe is connected to the flare gas condensate collecting tank; leading out a nitrogen purging pipe a from the root of the nitrogen header pipe, wherein the nitrogen purging pipe a is connected to a nitrogen purging connecting pipe, and the nitrogen purging connecting pipe is connected to the torch gas condensate collecting tank; and a nitrogen purging pipe b is led out from the root part of the nitrogen header pipe and is connected to the torch gas condensate inlet pipe.
As the utility model discloses an it is preferred technical scheme, torch gas congeals liquid collecting tank includes the torch gas congeals the liquid collecting tank body, it has connect on the spot thermometer table, on the spot pressure instrument, on the spot liquid level instrument and concentrated liquid level instrument to congeal liquid collecting tank body to the torch gas, wherein on the spot liquid level instrument with it is parallelly connected to concentrate the liquid level instrument, it has connect a level measurement display instrument to concentrate the liquid level instrument.
As the utility model discloses an preferred technical scheme, torch gas condensate liquid collection tank is provided with heat tracing coil pipe device, take over and heat tracing condensate liquid discharge pipe including heat tracing steam, the access is taken over to heat tracing steam the torch gas condensate liquid collection tank body, heat tracing condensate liquid discharge pipe by torch gas condensate liquid collection tank body is drawn forth, heat tracing steam is taken over the specification and is DN25 mm.
As the utility model discloses a preferred technical scheme follows torch gas congeals liquid collection tank top and runs through, draws forth a stop valve by the bottom, the stop valve size is external diameter 50 mm.
As the preferred technical scheme of the utility model, torch gas condensate liquid import pipe includes parts such as the pipeline of specification DN80mm, the stop valve of specification DN80mm and the ooff valve of specification DN80 mm.
As a preferred technical solution of the present invention, the balance pipe includes a pipeline with specification DN50mm, a stop valve with specification DN50mm, and a switch valve with specification DN50 mm.
As the preferred technical scheme of the utility model, nitrogen gas import pipe includes that the specification is DN50 mm's pipeline, the specification is DN50 mm's stop valve, the specification is DN50 mm's ooff valve and the specification is DN50 mm's check valve.
As the preferred technical scheme of the utility model, torch gas condensate outlet pipe includes that the specification is DN40 mm's pipeline, specification is DN40 mm's ooff valve, specification is DN40 mm's stop valve and specification is DN40 mm's check valve.
As the utility model discloses a preferred technical scheme, nitrogen gas sweeps pipe a and includes that the specification is DN50 mm's pipeline and specification are DN50 mm's stop valve, nitrogen gas sweeps pipe b and includes that the specification is DN50 mm's pipeline and specification are DN50 mm's stop valve.
The utility model discloses an adopt the high-pressure nitrogen gas that petrochemical industry, chemical industry and chemical fertilizer enterprise commonly used to carry torch gas condensate as the power supply, provide a low-power consumption, safety, the torch gas condensate conveyor who is convenient for maintain. The beneficial effects are that: the condensate recovery system is fully sealed, stable, automatic in operation, safe and reliable; the system is simple and unmanned; the adaptability to the change of the condensed liquid load of the flare pipeline is strong, no pump and other moving equipment is provided, and the maintenance workload is small; the skid-mounted material supply is used, and the occupied area is small.
Drawings
The technical scheme of the utility model is further described below with the attached drawings:
FIG. 1 is a schematic diagram of the overall structure of the flare gas condensate conveying device;
FIG. 2 is a schematic view of the torch gas condensate collection tank of FIG. 1;
FIG. 3 is a schematic view of the structure of FIG. 2;
FIG. 4 is a schematic view of the structure of FIG. 2 along direction B;
wherein: 1-torch gas condensate inlet pipe; 101-flare gas tube liquid accumulation bag; 2-a balance tube; 3-torch gas condensate collecting tank; 301-torch gas condensate collecting tank body; 302-in situ thermometer gauge; 303-in situ pressure gauge; 304-an in situ level gauge; 305-centralized level gauge; 306-a level measurement display meter; 307-heat tracing steam connecting pipe; 308-heat tracing condensate discharge pipe; 309-stop valve; 4-nitrogen inlet pipe; 5-a torch gas condensate outlet pipe; 501-torch gas condensate conveying pipe; 6-nitrogen header pipe; 601-nitrogen purge tube a; 602-nitrogen purge tube b; 603-nitrogen purging connecting pipe; 7-flare gas header.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): referring to fig. 1, the torch gas condensate conveying device of the present invention comprises a torch gas condensate inlet pipe 1, wherein the torch gas condensate inlet pipe 1 is led out from a torch gas condensate bag 101 and is connected to a torch gas condensate collecting tank 3 (as shown in fig. 2-4); leading out a balance pipe 2 from the flare gas condensate collecting tank 3, and connecting the balance pipe 2 to a flare gas main pipe 7; a torch gas condensate outlet pipe 5 is led out from the top of the torch gas condensate collecting tank body 3, and the torch gas condensate outlet pipe 5 is connected to a torch gas condensate conveying pipe 501; a nitrogen manifold 6, a nitrogen inlet pipe 4 is led out from the nitrogen manifold 6, and the nitrogen inlet pipe 4 is connected to a torch gas condensate collecting tank 3; a nitrogen purging pipe a 601 is led out from the root of the nitrogen header pipe 6, the nitrogen purging pipe a 601 is connected to a nitrogen purging connecting pipe 603, and the nitrogen purging connecting pipe 603 is connected to a torch gas condensate collecting tank 3; a nitrogen purge pipe b 602 is led out from the root of the nitrogen header pipe 6, and the nitrogen purge pipe b 602 is connected to a flare gas condensate inlet pipe 5.
In this embodiment, the flare gas condensate collecting tank 3 includes a flare gas condensate collecting tank 301, the flare gas condensate collecting tank 301 is connected with an on-site thermometer 302, an on-site pressure meter 303, an on-site liquid level meter 304 and a centralized liquid level meter 305, wherein the on-site liquid level meter 304 is connected with the centralized liquid level meter 305 in parallel, and the centralized liquid level meter 305 is connected with a liquid level measuring and displaying meter 306; the instrument is used for monitoring and indicating the real-time liquid level, the temperature and the pressure of the flare gas condensate collecting tank body 301, and can give an alarm in time when the liquid level is abnormal.
Specifically, the flare gas condensate collecting tank 3 is provided with a heat tracing coil pipe device which comprises a heat tracing steam connecting pipe 307 and a heat tracing condensate discharging pipe 308, wherein the heat tracing steam connecting pipe 307 is connected into the flare gas condensate collecting tank 301, the heat tracing condensate discharging pipe 308 is led out of the flare gas condensate collecting tank 301, and the specification of the heat tracing steam connecting pipe 307 is DN25 mm; the heat tracing coil pipe device is used for providing a heating function when working in a cold area, and avoids blockage when flare gas condensate enters and is discharged.
Specifically, the top of the flare gas condensate collection tank body 301 is penetrated, a stop valve 309 is led out from the bottom of the flare gas condensate collection tank body and used for discharging residual liquid in the tank body, and the size of the stop valve 309 is DN50 mm.
In this embodiment, the torch gas condensate inlet pipe 1 includes a pipeline with specification DN80mm, a stop valve with specification DN80mm, and an on-off valve with specification DN80mm, and the torch gas condensate enters the torch gas condensate collecting tank 301 from the torch gas condensate inlet pipe 1.
In this embodiment, the balance pipe 2 includes a pipeline with specification DN50mm, a stop valve with specification DN50mm, and an on-off valve with specification DN50mm, and the balance pipe 2 provides a function of balancing gas and liquid, so as to balance the gas pressure, and smoothly discharge the flare gas condensate.
In this embodiment, the nitrogen inlet pipe 4 includes a pipeline of DN50mm specification, a stop valve of DN50mm specification, an on-off valve of DN50mm specification, and a check valve of DN50mm specification, and high-pressure nitrogen is blown in from the nitrogen inlet pipe 4, thereby blowing and discharging the flare gas condensate.
In this embodiment, the flare gas condensate outlet pipe 5 includes a pipeline of specification DN40mm, a switching valve of specification DN40mm, a stop valve of specification DN40mm, and a check valve of specification DN40mm, and the flare gas condensate is discharged from the flare gas condensate outlet pipe 5 out of the flare gas condensate collection tank 301.
In this embodiment, the nitrogen purge pipe a 601 includes a pipeline with specification of DN50mm and a stop valve with specification of DN50mm, and the nitrogen purge pipe a 601 is led out from the root of the nitrogen header 6, is connected to the flare gas condensate collecting tank 3, and is used for purging and discharging the flare gas condensate in the flare gas condensate collecting tank body 301; the nitrogen purging pipe b 602 comprises a pipeline with specification of DN50mm and a stop valve with specification of DN50mm, is led out from the root part of the nitrogen header pipe 6, is connected to the torch gas condensate inlet pipe 1, and is used for purging and discharging the torch gas condensate in the torch gas condensate inlet pipe 1.
When specifically using, the utility model discloses a torch gas congeals liquid conveyor's use step does:
1. after the installation of the torch gas condensate conveying device is finished, the stop valve on the nitrogen purging pipe 601 and the switch valve of the balance pipe 2 replace the air in the tank with nitrogen;
2. opening the switch valves of the torch gas condensate inlet pipe 1 and the balance pipe 2, and discharging the torch gas condensate in the torch gas main pipe 7 into a torch gas condensate collecting tank 301;
3. when the liquid level in the torch gas condensate collecting tank 301 reaches a specified height (the specified height is determined by the condensate accumulation speed of the torch gas pipeline and the size of the condensate collecting tank, in the embodiment, 1200 mm), the switch valves of the nitrogen inlet pipe 4 and the torch gas condensate outlet pipe 5 are opened in an interlocking manner, the switch valves of the torch gas condensate inlet pipe 1 and the balance pipe 2 are closed in a parallel locking manner, and the torch gas condensate is discharged by using high-pressure nitrogen;
4. when the liquid level in the torch gas condensate collecting tank 301 is reduced to a specified height (the specified height is determined by the condensate accumulation speed of the torch gas pipeline and the size of the condensate collecting tank, in the embodiment, 200 mm), the switch valves of the nitrogen inlet pipe 4 and the torch gas condensate outlet pipe 5 are interlocked and closed, the switch valves of the torch gas condensate inlet pipe 1 and the balance pipe 2 are parallelly locked and opened, and the torch gas condensate of the torch gas main pipe 7 is continuously collected;
5. the stop valve of the nitrogen purging pipe a 601 is opened, so that the torch gas condensate in the torch gas condensate collecting tank 301 can be purged and discharged, and the nitrogen in the torch gas condensate collecting tank 301 can be replaced; the stop valve of the nitrogen purge pipe b 602 is opened, and the flare gas condensate in the flare gas condensate inlet pipe 1 can be purged and discharged.
6. In winter, when the ambient temperature is lower than 4 ℃, the valve of the heat tracing coil pipe is opened, steam is introduced into the heat tracing coil pipe, the torch gas condensate collecting tank is heated, and the condensate in the tank is prevented from freezing.
7. The stop valve 309 is only opened when the flare gas condensate conveying device needs maintenance or when the impurity in the flare gas condensate collecting tank is more and needs to be cleaned up, and the operation method is as follows: the gas in the flare gas condensate collecting tank is replaced by nitrogen, then the stop valve 309 is opened, and the liquid in the tank is discharged to a sewage tank or a sewage pipeline by opening the stop valve of the nitrogen purging pipe a 601.
For those skilled in the art, the specific embodiments are only exemplary descriptions of the present invention, and it is obvious that the present invention is not limited to the above-mentioned embodiments, and various insubstantial modifications can be made without modification to the method concept and technical solution of the present invention, and the present invention is also within the scope of the present invention.
Claims (9)
1. The conveying device for the flare gas condensate is characterized by comprising a flare gas condensate inlet pipe (1), wherein the flare gas condensate inlet pipe (1) is led out from a flare gas condensate bag (101) and is connected to a flare gas condensate collecting tank (3); leading out a balance pipe (2) from the flare gas condensate collecting tank (3), and connecting the balance pipe (2) into a flare gas main pipe (7); a torch gas condensate outlet pipe (5) is led out from the top of the torch gas condensate collecting tank (3), and the torch gas condensate outlet pipe (5) is connected to a torch gas condensate conveying pipe (501); the nitrogen manifold (6) is used for leading out a nitrogen inlet pipe (4) from the nitrogen manifold (6), and the nitrogen inlet pipe (4) is connected to the flare gas condensate collecting tank (3); a nitrogen purging pipe a (601) is led out from the root of the nitrogen header pipe (6), the nitrogen purging pipe a (601) is connected to a nitrogen purging connecting pipe (603), and the nitrogen purging connecting pipe (603) is connected to the flare gas condensate collecting tank (3); and a nitrogen purging pipe b (602) is led out from the root part of the nitrogen header pipe (6), and the nitrogen purging pipe b (602) is connected to the flare gas condensate inlet pipe (1).
2. A flare gas condensate conveying device according to claim 1, wherein the flare gas condensate collecting tank (3) comprises a flare gas condensate collecting tank body (301), and an on-site thermometer (302), an on-site pressure instrument (303), an on-site liquid level instrument (304) and a centralized liquid level instrument (305) are connected to the flare gas condensate collecting tank body (301), wherein the on-site liquid level instrument (304) is connected with the centralized liquid level instrument (305) in parallel, and the centralized liquid level instrument (305) is connected with a liquid level measurement display instrument (306).
3. The flare gas condensate conveying device according to claim 2, wherein the flare gas condensate collecting tank (3) is provided with a heat tracing coil pipe device which comprises a heat tracing steam connecting pipe (307) and a heat tracing condensate discharging pipe (308), the heat tracing steam connecting pipe (307) is connected into the flare gas condensate collecting tank body (301), the heat tracing condensate discharging pipe (308) is led out of the flare gas condensate collecting tank body (301), and the specification of the heat tracing steam connecting pipe (307) is DN25 mm.
4. The flare gas condensate conveying device as claimed in claim 2, wherein a stop valve (309) is led out from the bottom of the flare gas condensate collecting tank (3) in a penetrating manner and used for discharging, and the size of the stop valve (309) is 50mm in outer diameter.
5. The flare gas condensate delivery device of claim 1, wherein the flare gas condensate inlet pipe (1) comprises a conduit of specification DN80mm, a shut-off valve of specification DN80mm, and an on-off valve of specification DN80 mm.
6. The flare gas condensate delivery device of claim 1, wherein the balance pipe (2) comprises a conduit of specification DN50mm, a shut-off valve of specification DN50mm, and an on-off valve of specification DN50 mm.
7. A flare gas condensate delivery device according to claim 1, wherein the nitrogen inlet pipe (4) comprises a conduit of specification DN50mm, a shut-off valve of specification DN50mm, an on-off valve of specification DN50mm and a check valve of specification DN50 mm.
8. The flare gas condensate delivery device of claim 1, wherein the flare gas condensate outlet pipe (5) comprises a conduit of specification DN40mm, a switching valve of specification DN40mm, a shut-off valve of specification DN40mm, and a check valve of specification DN40 mm.
9. The flare gas condensate delivery device of claim 1, wherein the nitrogen purge tube a (601) comprises a conduit of specification DN50mm and a shut-off valve of specification DN50mm, and the nitrogen purge tube b (602) comprises a conduit of specification DN50mm and a shut-off valve of specification DN50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021966547.4U CN213810041U (en) | 2020-09-10 | 2020-09-10 | Torch gas condensate conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021966547.4U CN213810041U (en) | 2020-09-10 | 2020-09-10 | Torch gas condensate conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213810041U true CN213810041U (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021966547.4U Active CN213810041U (en) | 2020-09-10 | 2020-09-10 | Torch gas condensate conveying device |
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| Country | Link |
|---|---|
| CN (1) | CN213810041U (en) |
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2020
- 2020-09-10 CN CN202021966547.4U patent/CN213810041U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220125 Address after: 210036 room 1608, No.1, Shidai Tiandi square, Dongbao Road, Gulou District, Nanjing City, Jiangsu Province Patentee after: NANJING ZHONGTE CHEMICAL POWER EQUIPMENT Co.,Ltd. Address before: 3-7, No. 1, Xiaojie street, Gulou District, Nanjing, Jiangsu 210015 Patentee before: Nanjing Kaixiang Pipeline Engineering Co.,Ltd. |
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| TR01 | Transfer of patent right |