CN116407898A - Horizontal separator - Google Patents

Horizontal separator Download PDF

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Publication number
CN116407898A
CN116407898A CN202111675570.7A CN202111675570A CN116407898A CN 116407898 A CN116407898 A CN 116407898A CN 202111675570 A CN202111675570 A CN 202111675570A CN 116407898 A CN116407898 A CN 116407898A
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CN
China
Prior art keywords
cylinder
separating
liquid storage
element inner
outlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111675570.7A
Other languages
Chinese (zh)
Inventor
李永生
杨建东
徐东
郭亚红
董艳国
李欣欣
谭凯
张玉强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changqing Engineering Design Co ltd
China National Petroleum Corp
Original Assignee
Changqing Engineering Design Co ltd
China National Petroleum Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changqing Engineering Design Co ltd, China National Petroleum Corp filed Critical Changqing Engineering Design Co ltd
Priority to CN202111675570.7A priority Critical patent/CN116407898A/en
Publication of CN116407898A publication Critical patent/CN116407898A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D45/00Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/04Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
    • B01D45/08Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D45/00Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/04Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
    • B01D45/06Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by reversal of direction of flow
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L3/00Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
    • C10L3/06Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
    • C10L3/10Working-up natural gas or synthetic natural gas
    • C10L3/101Removal of contaminants
    • C10L3/106Removal of contaminants of water

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separating Particles In Gases By Inertia (AREA)

Abstract

The invention discloses a horizontal separator, which comprises an inlet unit, a separating cylinder, a plurality of separating elements, a plurality of element inner cylinders, an outlet unit, a bottom support piece, a liquid storage cylinder and a liquid outlet; the plurality of separating elements are respectively arranged in the plurality of corresponding element inner cylinders, and the plurality of element inner cylinders are sequentially arranged in the separating cylinders; the inlet unit and the outlet unit are respectively arranged at the positions, close to two ends, of the separating cylinder, the installation of the separating element is independent and modularized, the separating element can be prefabricated in advance, the required internal parts of the small-diameter container can be installed, the separating efficiency is ensured, the integral replacement of the internal parts is realized, the requirements of separating equipment of a small-gas collecting station and a processing station are met, the safety of protecting personnel is facilitated, the invention is also applicable to heavy equipment with severe corrosion on working media, the service cycle of the equipment can be prolonged, and the problems that the prior art is limited by construction space, the internal elements cannot be installed by small equipment, and the separating effect is irrational are solved.

Description

Horizontal separator
Technical Field
The invention belongs to the technical field of gas-liquid separation, and relates to a horizontal separator.
Background
The raw material natural gas or associated gas extracted from the stratum generally contains oil and water, and some of the raw material natural gas or associated gas also contains solid particles, so that two-phase or three-phase separation equipment is required to be arranged for liquid removal and dehydration to fulfill the aim of gas, liquid or gas, liquid and solid separation. The separation device has various forms and structures after years of development, and has various structures such as vertical, horizontal, single-cylinder, double-cylinder and the like, the separation principle also has been developed from earliest gravity sedimentation to cyclone, collision separation, filter element filtration and the like, and the separation element has mist capturing silk screen, chord silk, baffle plate, spiral channel, filter element, blade and the like, and generally, the effect of the separation device depends on the type of installation of the separation element and whether a labyrinth type gas channel is formed.
With the development of oil fields, the requirements for separation equipment in certain occasions also have some specificities, and higher requirements are put on. If the gas station is used for single well trial production or remote gas gathering station, some small-treatment-capacity (small diameter) separation equipment which is flexible to move and low in investment is required, and is limited by construction space, the small equipment cannot be provided with internal elements or does not completely realize labyrinth type gas channels, and the separation effect is quite unsatisfactory; still other gas field sites have a relatively corrosive working medium, require separation equipment or internals to have good corrosion resistance, and allow for quick replacement of separation elements after severe corrosion has occurred, etc. All the field problems are required to be combined with production practice, and integrated innovation is carried out from the principle and structure aspects of the separator so as to further meet the field requirements of the oil and gas field, improve the separation efficiency, reduce the cost and continuously improve the natural gas treatment technology and the ground construction level of the oil field.
Disclosure of Invention
The invention aims to solve the problems in the prior art, provides a horizontal separator, provides a thought for realizing quick replacement of a separating element under a strong corrosion working condition and a method for mounting an internal part of a small-throughput separating device, provides a direction for research and development of separation and purification treatment of natural gas, associated gas and emerging shale gas in the field of ground engineering, and is important for supporting company business, especially main business development.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme:
a horizontal separator comprises an inlet unit, a separating cylinder, a plurality of separating elements, a plurality of element inner cylinders, an outlet unit, a bottom support piece, a liquid storage cylinder and a liquid outlet;
the plurality of separating elements are respectively arranged in a plurality of corresponding element inner cylinders, and the plurality of element inner cylinders are sequentially arranged in the separating cylinders;
the inlet unit and the outlet unit are respectively arranged at the positions of the separation barrel close to the two ends;
the separating cylinder is communicated with the liquid storage cylinder, and a liquid outlet is arranged on the liquid storage cylinder;
the bottom support is disposed at the bottom of the separation barrel.
The invention further improves that:
a plurality of auxiliary push-pull blocks are arranged in the element inner cylinder.
The auxiliary push-pull blocks are provided with 4 groups and are circumferentially arranged on the inner side wall of the element inner cylinder.
The outer wall of the element inner cylinder is propped against the inner wall of the separation cylinder, and a gap exists between the element inner cylinder and the separation cylinder.
The inlet unit comprises an air cushion tee joint and a herringbone baffle plate;
the air cushion tee joint is arranged outside the separating cylinder and communicated with the separating cylinder, and the herringbone baffle plate is arranged inside the air cushion tee joint.
The outlet unit comprises an air outlet pipe, an umbrella plate and a silk screen foam remover;
the air outlet pipe is arranged outside the separating cylinder and communicated with the separating cylinder, and the umbrella plate and the silk screen foam remover are sequentially arranged inside the air outlet pipe.
The inside of the separating cylinder is provided with a positioning body for limiting the inner cylinder of the element.
The bottom support includes a first stand and a second stand;
the first support and the second support are respectively arranged at the positions of the separating cylinder, which are close to the two end parts;
the liquid storage cylinder is arranged between the first support and the second support.
The liquid storage cylinder is connected with the separating cylinder through a first communicating pipe and a second communicating pipe, and the first communicating pipe and the second communicating pipe are respectively arranged at positions, close to two ends, of the liquid storage cylinder.
The liquid storage barrel is also provided with a drain outlet, and the drain outlet and the liquid outlet are sequentially arranged at the bottom of the liquid storage barrel;
the inside of the liquid storage cylinder is provided with a baffle plate.
Compared with the prior art, the invention has the following beneficial effects:
the invention discloses a horizontal separator, wherein a separating element is arranged in a separating cylinder through an element inner cylinder, so that the separating element is convenient to mount and dismount, the mounting of the separating element is independent and modularized, the separating element can be prefabricated in advance, the required internals of a small-diameter container can be mounted, the separating efficiency is ensured, meanwhile, the whole replacement of the internals is realized, the requirements of separating equipment of a small-gas-volume gas collecting station and a processing station are met, the separating element is mounted by the element inner cylinder, the limited space operation of manufacturing workers is avoided, the safety of the workers is protected, the separating element is applicable to large-scale equipment with severe corrosion of working media, and the service cycle of the equipment can be prolonged; the structure can meet the requirements of installation and manufacture, can meet the processing capacity requirement of the process, solves the problem that the prior small-processing-capacity equipment cannot be provided with internal parts, is convenient to construct, and can enable the processed natural gas, associated gas and the like to meet the requirements of follow-up process and pipeline gathering and transportation.
Furthermore, the push-pull block is arranged in the element inner cylinder, so that the element inner cylinder is convenient to install and detach.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the inner barrel of the element of the present invention;
FIG. 3 is a schematic view of an original drum according to another view of the present invention.
Wherein: 1-an inlet unit; 2-an air cushion tee joint; 3-a herringbone baffle; 4-a separating cylinder; 5-a first separation element; 6-a second separation element; 7-a third separation element; 8-positioning a baffle ring; 9-an outlet unit; 10-a first support; 11-a first communication pipe; 12-a sewage outlet; 13-element inner cylinder; 14-a separator; 15-a liquid outlet; 16-auxiliary push-pull blocks; 17-a second communicating tube; 18-a liquid storage cylinder; 19-a second support; 20-a first element inner barrel; 21-a second element inner barrel; 22-third element inner barrel.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "upper," "lower," "horizontal," "inner," and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the term "horizontal" if present does not mean that the component is required to be absolutely horizontal, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The invention is described in further detail below with reference to the attached drawing figures:
referring to fig. 1, the embodiment of the invention discloses a horizontal separator, which comprises an inlet unit 1, an air cushion tee joint 2, a lambdoidal baffle 3, a separating cylinder 4, a first separating element 5, a second separating element 6, a third separating element 7, a positioning baffle ring 8, an outlet unit 9, a first support 10, a first communication pipe 11, a sewage drain 12, an element inner cylinder 13, a partition plate 14, a liquid drain 15, an auxiliary push-pull block 16, a second communication pipe 17, a liquid storage cylinder 18, a second support 19, a first element inner cylinder 20, a second element inner cylinder 21 and a third element inner cylinder 22.
The lower part of the separating cylinder 4 is provided with a first support 10 and a second support 19 for supporting the separating cylinder 4, the lower part of the separating cylinder 4 is communicated with a liquid storage cylinder 18 through a first communicating pipe 11 and a second communicating pipe 17, and the liquid storage cylinder 18 is arranged between the first support 10 and the second support 19.
In the embodiment of the invention, 3 groups of separation elements, namely a first separation element 5, a second separation element 6 and a third separation element 7, are arranged in the separation cylinder 4; the three separating elements are respectively and correspondingly fixed in the first element inner cylinder 20, the second element inner cylinder 21 and the third element inner cylinder 22, the first element inner cylinder 20, the second element inner cylinder 21 and the third element inner cylinder 22 are sequentially fixed in the separating cylinder 4, gaps exist between the three element inner cylinders and the separating cylinder 4, and the element inner cylinders are installed and detached through the auxiliary push-pull block 16.
The first element inner cylinder 20, the second element inner cylinder 21 and the third element inner cylinder 22 are connected in sequence, and a gas inlet is formed at the foremost end, and a gas outlet is formed at the rearmost end, so that a labyrinth type gas channel is formed.
In the embodiment of the invention, the separating element is corresponding to the size of the element inner cylinder and is connected with the element inner cylinder, the length of a single element of the element inner cylinder is properly controlled according to the actual requirement so that a worker can stand outside the cylinder, and two hands can construct in the cylinder, and when the separating element is longer, a combination mode of two or more element inner cylinders can be adopted.
The separating cylinder 4 is internally connected with a positioning baffle ring 8, and the positioning baffle ring 8 is mainly used for positioning the element inner cylinder.
The auxiliary push-pull blocks 16 in the embodiment of the invention are circumferentially provided with 4 groups along the inner wall of the element inner cylinder 13.
In the embodiment of the invention, the air cushion tee joint 2 is arranged on the outer side of the separating cylinder 4 close to one end of the separating cylinder, the air cushion tee joint 2 mainly slows down the impact of air intake, the herringbone baffle plate 3 is arranged in the air cushion tee joint 2, and the herringbone baffle plate 3 can perform primary collision separation on natural gas.
The outside that the separating tube 4 is close to the other end sets up the outlet duct, and the inside of outlet duct sets up umbrella board and silk screen demister for intercept the liquid drop that carries before the gaseous outflow and the natural gas after the discharge separation.
In the embodiment of the invention, the bottom of the separation cylinder 4 is provided with a first communicating pipe 11 and a second communicating pipe 17, and the liquid storage cylinder 18 is connected through the first communicating pipe 11 and the second communicating pipe 17.
In the embodiment of the invention, the separator 14 is connected with the inside of the liquid storage barrel 18, and the separator 14 is mainly used for preventing the separator from leaking air when the separator works initially; the bottom of the liquid storage barrel 18 is provided with a liquid outlet 15 and a sewage outlet 12 which are respectively communicated with an external pipeline, and the liquid outlet 15 is used for passing through separated liquid; the sewage outlet 12 is used for discharging sludge and sewage.
In the embodiment of the invention, the liquid storage barrel 18 is made of stainless steel, so that the corrosion resistance of the part is enhanced, and the cost is saved.
The small throughput disclosed in the embodiments of the present invention means that the nominal diameter is no greater than DN600.
In the embodiment of the invention, the element inner cylinder 13 is cylindrical, and the length is determined together according to the requirements of separating elements and facilitating welding construction; when the separating element is longer, a plurality of element inner cylinders can be selected for assembly. When in work, the connection between the element inner cylinder 13 and the separating element is finished in advance, the sealing is ensured, the connection which is originally needed to be finished in the separator is transformed into the external manufacturing of equipment, and then the element inner cylinder 13 with the separating element is arranged in the separating cylinder 4 according to the installation sequence of the separating element; after the corrosion of the separating element, the element inner cylinder 13 with the separating element can be sequentially extracted in reverse order for replacement. The technological functions of the equipment are reduced, the manufacturing and processing difficulty is reduced, the potential safety hazard in manufacturing is reduced, meanwhile, the quality of the connecting parts of a plurality of separation elements and corresponding element inner cylinders 13 is improved, and the phenomena of gas leakage and failure of the separation elements are avoided.
In the embodiment of the invention, a gap exists between the element inner cylinder and the separating cylinder 4, the outer diameter of the element inner cylinder is 2-3 mm smaller than the inner diameter of the separating cylinder, the length of the element inner cylinder 13 in the embodiment is controlled to be 400-600 mm, and the element inner cylinder is made of stainless steel, is corrosion-resistant, is easy to realize during manufacturing, and has longer service life compared with the traditional carbon steel material.
The working principle of the invention is as follows:
the gas such as natural gas, associated gas and the like radially enter from the inlet unit 1, an air cushion tee joint 2 is arranged at the top of the inlet unit 1, the air cushion tee joint 2 is of a tee joint blind flange structure, an air inlet is opposite to a blind flange opening, the gas is forced to turn and move downwards after impacting the blind flange, collides with the herringbone baffle 3 for multiple times, and performs primary gas-liquid separation under the action of gravity; the separated gas descends along the inlet device, enters the separation cylinder 4, sequentially flows through the first separation element 5, the second separation element 6 and the third separation element 7 welded on the first element inner cylinder 20, the second element inner cylinder 21 and the third element inner cylinder 22, collides for many times, changes the direction, separates gas from liquid, continues to flow forwards, deposits liquid at the bottom of the separation cylinder 4 and enters the liquid storage cylinder 18 through the first communication pipe 11 and the second communication pipe 17; the gas continues to rise after passing through the separation element, enters the outlet unit 9, collides through the umbrella plate, enters the silk screen foam remover, can intercept the last small liquid drop in the gas through trapping, ensures the separation efficiency of the gas, and the qualified natural gas enters the output system.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The horizontal separator is characterized by comprising an inlet unit (1), a separating cylinder (4), a plurality of separating elements, a plurality of element inner cylinders (13), an outlet unit (9), a bottom support, a liquid storage cylinder (18) and a liquid outlet (15);
the plurality of separating elements are respectively arranged in a plurality of corresponding element inner cylinders (13), and the plurality of element inner cylinders (13) are sequentially arranged in the separating cylinder (4);
the inlet unit (1) and the outlet unit (9) are respectively arranged at the positions of the separation barrel (4) close to the two ends;
the separating cylinder (4) is communicated with the liquid storage cylinder (18), and a liquid outlet (15) is arranged on the liquid storage cylinder (18);
the bottom support is arranged at the bottom of the separating cylinder (4).
2. A horizontal separator according to claim 1, characterized in that the element inner cylinder (13) is internally provided with a number of auxiliary push-pull blocks (16).
3. A horizontal separator according to claim 2, wherein the auxiliary push-pull blocks (16) are arranged in 4 groups circumferentially on the inner side wall of the element inner cylinder (13).
4. A horizontal separator according to claim 1, characterized in that the outer wall of the element inner cylinder (13) abuts against the inner wall of the separation cylinder (4), a gap being present between the element inner cylinder (13) and the separation cylinder (4).
5. A horizontal separator according to claim 1, characterized in that the inlet unit (1) comprises an air cushion tee (2) and a chevron baffle (3);
the air cushion tee joint (2) is arranged outside the separating cylinder (4) and is communicated with the separating cylinder (4), and the herringbone baffle plate (3) is arranged inside the air cushion tee joint (2).
6. A horizontal separator according to claim 1, characterized in that the outlet unit (9) comprises an outlet pipe, an umbrella plate and a wire mesh demister;
the air outlet pipe is arranged outside the separating cylinder (4) and is communicated with the separating cylinder (4), and the umbrella plate and the silk screen foam remover are sequentially arranged inside the air outlet pipe.
7. A horizontal separator according to claim 1, characterized in that the separating cylinder (4) is internally provided with a positioning body for the inner cylinder (13) of the limiting element.
8. A horizontal separator according to claim 1, characterized in that the bottom support comprises a first seat (10) and a second seat (19);
the first support (10) and the second support (19) are respectively arranged at positions of the separating cylinder (4) close to two end parts;
the liquid storage cylinder (18) is arranged between the first support (10) and the second support (19).
9. A horizontal separator according to claim 1, wherein the liquid storage tube (18) and the separation tube (4) are connected by a first communication tube (11) and a second communication tube (17), and the first communication tube (11) and the second communication tube (17) are respectively arranged at positions of the liquid storage tube (18) close to two ends.
10. The horizontal separator according to claim 8, wherein the liquid storage barrel (18) is further provided with a drain outlet (12), and the drain outlet (12) and the liquid drain outlet (15) are sequentially arranged at the bottom of the liquid storage barrel (18);
a partition plate (14) is arranged in the liquid storage barrel (18).
CN202111675570.7A 2021-12-31 2021-12-31 Horizontal separator Pending CN116407898A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111675570.7A CN116407898A (en) 2021-12-31 2021-12-31 Horizontal separator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111675570.7A CN116407898A (en) 2021-12-31 2021-12-31 Horizontal separator

Publications (1)

Publication Number Publication Date
CN116407898A true CN116407898A (en) 2023-07-11

Family

ID=87048468

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111675570.7A Pending CN116407898A (en) 2021-12-31 2021-12-31 Horizontal separator

Country Status (1)

Country Link
CN (1) CN116407898A (en)

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