CN212375237U - High-efficient cyclone of natural gas of two-stage separation - Google Patents
High-efficient cyclone of natural gas of two-stage separation Download PDFInfo
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- CN212375237U CN212375237U CN202020268591.1U CN202020268591U CN212375237U CN 212375237 U CN212375237 U CN 212375237U CN 202020268591 U CN202020268591 U CN 202020268591U CN 212375237 U CN212375237 U CN 212375237U
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Abstract
The utility model provides a high-efficient cyclone of natural gas of two-stage separation, includes the casing and establishes the gas outlet that gas inlet, top were equipped with in wherein lower part, install TP board subassembly and cyclone pipe subassembly in proper order in the shell space of gas inlet department top, seal through lower baffle between the two and keep apart and form TP board space and cyclone pipe space, the gas circulation pipe link up the installation under on the baffle for TP board space and cyclone pipe space link up. The utility model discloses can realize the high-efficient separation of natural gas, 100% is greater than 8 um's particle and wherein 100% is greater than 5 um's liquid drop in getting rid of the natural gas. The equipment greatly improves the separation efficiency due to centrifugal separation, can efficiently remove liquid and solid particles in natural gas, has simple structure, large handling capacity, excellent performance, small volume and no maintenance, and can realize automatic and continuous gas-liquid separation.
Description
Technical Field
The utility model relates to a process units of oil, petrochemical industry natural gas separation processing especially relates to the high-efficient cyclone of natural gas of a two-stage separation that platform natural gas separation processing technology used.
Background
At present, domestic natural gas-liquid separation still uses traditional silk screen filtering separator in a large number, because the silk screen is very dense, therefore the resistance is great, and the pressure drop is great to because there will be some solid tiny particle in the natural gas always, these particles can adsorb on the silk screen, can block up the silk screen after a long time, need often wash or change the maintenance, the handling capacity of silk screen is also less relatively.
The structure of patent number ZL201220147351.1 has the disadvantage of serious entrainment when the gas phase flow velocity in the exhaust pipe is high.
The cyclone slug flow catcher of patent No. ZL201610582159.8 is developed aiming at the slug flow catching, and the high-efficiency separation of gas phase and liquid solid phase cannot be ensured in the process performance.
Therefore, there is a need to develop a new and efficient cyclone separator for efficient separation of natural gas.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-efficient cyclone of natural gas of two-stage separation can effectual reduction mist smuggle secretly, improves the separator effect of gaseous phase export.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a high-efficient cyclone of natural gas of two-stage separation, includes the casing and establishes the gas outlet that gas inlet, top were equipped with in wherein lower part, install TP board subassembly and cyclone pipe subassembly in proper order in the shell space of gas inlet department top, seal through lower baffle between the two and keep apart and form TP board space and cyclone pipe space, the gas circulation pipe link up the installation under on the baffle for TP board space and cyclone pipe space link up.
The utility model discloses can realize the high-efficient separation of natural gas, get rid of 100% in the natural gas and be greater than 8 um's particle, get rid of 100% in the natural gas and be greater than 5 um's liquid drop. The equipment greatly improves the separation efficiency due to centrifugal separation, can efficiently remove liquid and solid particles in natural gas, has simple structure, large handling capacity, excellent performance, small volume and no maintenance, and can realize automatic and continuous gas-liquid separation. Has good effects of reducing the engineering investment and saving the operation cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic top view of the TP plate assembly of the present invention;
fig. 4 is a schematic view of the cyclone tube assembly of the present invention;
fig. 5 is a schematic structural view of a single cyclone tube adopted in the structure of the present invention.
Detailed Description
In order to further disclose the technical scheme of the invention, the following is combined with the attached drawings of the specification and is explained in detail through embodiments.
Referring to fig. 1 and 2, a two-stage separation natural gas high-efficiency cyclone separator mainly comprises a shell 15, a gas inlet 2, a gas outlet 11, a sewage discharge outlet 14, first and second liquid level meters/ liquid level transmitters 16A and 16B, a pressure gauge 13, and first and second differential pressure transmitters 12B and 12A.
The gas inlet 2 is arranged in the tangential direction of the middle lower part of the shell 15, the TP plate component 4 and the cyclone tube component are sequentially arranged in the shell space above the gas inlet 2, the TP plate space and the cyclone tube space are formed by sealing and isolating the TP plate component and the cyclone tube component through the lower partition plate 6, and the gas circulation tube (18) is penetratingly welded on the lower partition plate 6, so that the TP plate space and the cyclone tube space are communicated. After the gas entering from the gas inlet 2 is subjected to primary separation by the TP plate component, the gas flows to the space of the cyclone tube through the gas circulation tube, and secondary high-efficiency separation is carried out.
As shown in figure 3, the TP plate component consists of an upper grating plate 5, a TP plate 4 and a lower grating plate 3, wherein the upper end surface and the lower end surface of the TP plate 4 are detachably connected on the inner wall of the shell by an upper grating baffle plate and a lower grating baffle plate. And the TP plate component is provided with a serpentine channel, so that gas-liquid separation is easy.
Referring to fig. 4, the cyclone tube assembly is composed of a plurality of cyclone tubes 7, an upper partition plate 10, and a middle fixing plate 8, the cyclone tubes are arranged around the axis of the casing, the upper ends of the cyclone tubes are mounted on the top baffle plate 10, the top baffle plate 10 is connected to a backing plate mounted on the inner wall of the casing, the lower portions of the cyclone tubes are mounted on the middle fixing plate 8, and the middle fixing plate 8 is mounted on the inner wall of the casing.
The structure of the single cyclone tube adopts a structure with a guide vane type cyclone tube for gas-liquid separation and a rotation stopping structure, which is named as CN201720696673.4, and is shown in figure 5.
The lower part of the shell 15, namely the liquid space, is upwards provided with a first liquid level meter/liquid level transmitter 16A and a second liquid level meter/liquid level transmitter 16B in sequence, and the gas inlet 2 and the gas outlet 11 are respectively provided with a first differential pressure transmitter 12B and a second differential pressure transmitter 12A so as to ensure the separation performance of the high-efficiency cyclone tube.
And a pressure gauge 13 is arranged on the shell of the cyclone tube space so as to ensure the normal operation pressure of the equipment.
And a sewage draining outlet 14 is arranged on the shell wall of the lower partition plate 6, and the bottom surface of the sewage draining outlet is flush with the lower partition plate. The lowest point can be ensured to be discharged completely.
A vortex breaker is arranged at a liquid outlet 17 arranged at the bottom of the shell 15 to prevent liquid from generating vortex.
And a vent 9 is also arranged on the shell at the cyclone tube space of the shell 15.
The natural gas high-efficiency cyclone separator with the two-stage separation is of a vertical structure, the sealing heads are welded at two ends, the equipment does not need to be maintained, and the gas-liquid separator can be used for continuously and automatically separating gas and liquid. The apparatus is supported by a skirt 1.
The working principle and the working process of the utility model are that gas enters the container through the gas inlet 2, the gas and the liquid are separated under the combined action of gravity and buoyancy, the large liquid drops vertically fall downwards into the liquid space at the bottom of the shell, and the gas moves to the snake-shaped TP plate 4 and flows upwards from the gap of the TP plate 4. When the liquid passes through the TP plate component, the direction of the airflow is changed continuously, the tiny liquid drops collide with each other continuously, and are coalesced on the surface of the TP plate component continuously to form larger liquid drops which are collected at the bottom of the shell and discharged through the liquid outlet 17; the gas continuously moves upwards and enters the space of the cyclone tube through the gas circulation tube, the gas enters from the gap of the cyclone tube, and the gas forms rotational flow at the guide vane of the cyclone tube, so that pressure difference is formed between the guide vane of the cyclone tube and the outer side of the cyclone tube, fluid continuously enters the cyclone tube to perform rotational flow gas-liquid separation, and due to different gas-liquid densities, the difference of centrifugal forces is large, the gas and liquid impurities are separated under the comprehensive action of gravity, centrifugal force and buoyancy, the gas moves upwards in the cyclone tube, clean gas escapes from the upper outlet of the cyclone tube, the liquid impurities flow out from the lower side of the cyclone tube after rotational flow in the cyclone tube, and are collected in the liquid impurity space formed by the lower partition plate and discharged through the sewage discharge port 14. The utility model discloses a maintenance is exempted from, can realize gaseous automatic continuous gas-liquid separation, and the liquid impurity that contains in the natural gas is got rid of to the efficient.
Claims (7)
1. The utility model provides a high-efficient cyclone of natural gas of two-stage separation, includes the casing and establishes the gas inlet of its lower part, the gas outlet that the top was equipped with, its characterized in that, install TP board subassembly (4) and cyclone pipe subassembly in proper order in the casing space of gas inlet (2) department top, seal through lower baffle (6) between the two and keep apart and form TP board space and cyclone pipe space, gas circulation pipe (18) link up the installation under on baffle (6) for TP board space and cyclone pipe space link up.
2. The two-stage separation natural gas high efficiency cyclone separator as claimed in claim 1, wherein: the TP board component is provided with a serpentine channel, and the upper end surface and the lower end surface of the TP board component are detachably and fixedly connected on the inner wall of the shell through grid baffles.
3. The two-stage natural gas high efficiency cyclone separator of claim 1, wherein: the lower part of the shell (15), namely a liquid space, is upwards provided with a first liquid level meter/liquid level transmitter (16A, 16B) and a second liquid level meter/liquid level transmitter (12B, 12A) in sequence, and a gas inlet (2) and a gas outlet (11) are respectively provided with a first differential pressure transmitter and a second differential pressure transmitter.
4. The two-stage natural gas high efficiency cyclone separator of claim 1, wherein: and a pressure gauge (13) is arranged on the shell of the cyclone tube space.
5. The two-stage natural gas high efficiency cyclone separator of claim 1, wherein: and a sewage draining outlet (14) is arranged on the shell wall at the lower partition plate (6), and the bottom surface of the sewage draining outlet is flush with the lower partition plate.
6. The two-stage natural gas high efficiency cyclone separator of claim 1, wherein: and a vortex breaker is arranged at a liquid outlet (17) formed in the bottom of the shell (15).
7. The two-stage natural gas high efficiency cyclone separator according to any one of claims 1 to 6, characterized in that: the natural gas high-efficiency cyclone separator with the two-stage separation is of a vertical structure and is supported by a skirt.
Priority Applications (1)
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CN202020268591.1U CN212375237U (en) | 2020-03-06 | 2020-03-06 | High-efficient cyclone of natural gas of two-stage separation |
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CN202020268591.1U CN212375237U (en) | 2020-03-06 | 2020-03-06 | High-efficient cyclone of natural gas of two-stage separation |
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CN202020268591.1U Active CN212375237U (en) | 2020-03-06 | 2020-03-06 | High-efficient cyclone of natural gas of two-stage separation |
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