CN207694762U - A kind of pressure piping gas-liquid reactor for oil well hydrogen sulfide treatment - Google Patents
A kind of pressure piping gas-liquid reactor for oil well hydrogen sulfide treatment Download PDFInfo
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- CN207694762U CN207694762U CN201721406922.8U CN201721406922U CN207694762U CN 207694762 U CN207694762 U CN 207694762U CN 201721406922 U CN201721406922 U CN 201721406922U CN 207694762 U CN207694762 U CN 207694762U
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Abstract
The utility model belongs to safety in production and field of environment protection, and in particular to a kind of pressure piping gas-liquid reactor for oil well hydrogen sulfide treatment, the reactor are made of air supply unit, molten gas hybrid reaction unit and automatic control unit;Air supply unit is connected with molten gas hybrid reaction unit, and provide required oxygen for molten gas hybrid reaction unit, automatic control unit detects each node hydrogen sulfide content and dissolved oxygen content in molten gas hybrid reaction unit, while controlling the supply amount of the oxygen of molten each node of gas mixed cell.The utility model uses pipeline reactor, and facility compact, floor space is small;High degree of automation, it is easy to maintain;It is handled under high pressure, the outer defeated process of decompression release and supercharging of no hydrogen sulfide gas, low energy consumption;It is supplied using multistage, gas is evenly distributed, and molten gas is efficient, and gas effciency is high, high treating effect, and hydrogen sulfide removal rate is up to 99.5% or more.Therefore, it can be widely used in oil well hydrogen sulfide treatment technique.
Description
Technical field
The utility model is related to a kind of pressure piping gas-liquid reactors for oil well hydrogen sulfide treatment, belong to safety in production
And field of environment protection.
Background technology
With the continuous progress of heavy crude heat extraction, all there are a large amount of high-hydrogen sulfide oil in the oil fields such as triumph, Central Plains, Liaohe River
Well, individual oil well hydrogen sulfide contents are up to 2000mg/L, are deposited along the safety of Cheng personnel and equipment to oil well rig and gathering system
In significant threat.At present to the processing of oil well association hydrogen sulfide mainly use solid desulfurating agent based on iron carbonyl class and with
Liquid desulfurizing agent based on alcamines.Doctor solution consumption is big, prepares and regeneration cost is high.Desulphurization reaction mainly uses normal pressure tower
Desulfurizer, the object of processing are the hydrogen sulfide in the atmosphere gas released after decompression, and desulphurization reaction belongs to gas-liquid or gas
Gu two phase reaction, since reaction is to carry out under normal pressure, the mass transfer of gas is the rate-determining steps of desulphurization reaction, to realize high take off
Sulphur rate, it usually needs carry out multistage gas-liquid or gas-solid reaction, cause the problems such as equipment is huge, and management service is complicated.And this sets
It is standby to be also only capable of processing hydrogen sulfide in gas phase, the processing of hydrogen sulfide in liquid phase is cannot achieve, is held for normal pressure additionally, due to desulphurization plant
Device carries out decompression release and outer defeated, the high energy consumption of supercharging if being used for well head, poor for applicability.Currently, being directed to high pressure multiphase body
The processing of hydrogen sulfide in system, there is no cost-effective method.
Utility model content
The utility model proposes a kind of for oil well hydrogen sulfide treatment in view of the deficiency of the prior art
Pressure piping gas-liquid reactor, the reactor are that installation has molten gas and mixing double action in produced liquid in oil well pressure piping
Equipment, by multistage supply, and using pipeline hyperbaric environment, so that the oxygen in supply air is entered output with dissolved state
In liquid, it converts gas liquid reaction to reactive liquid solution, increase substantially the speed of hydrogen sulfide treatment, solves existing oil well hydrogen sulfide
The problem that processing method mass-transfer efficiency is low, the residence time is long, equipment is huge and processing cost is high.
The utility model discloses a kind of pressure piping gas-liquid reactor for oil well hydrogen sulfide treatment, feature exists
In the reactor is made of air supply unit 1, molten gas hybrid reaction unit 2 and automatic control unit 3;Air supply unit 1 with it is molten
Gas hybrid reaction unit 2 is connected, and provides required oxygen for molten gas hybrid reaction unit 2, and automatic control unit 3 detects molten
The content of each node hydrogen sulfide and dissolved oxygen in gas hybrid reaction unit 2, while controlling each node in molten gas hybrid reaction unit 2
Oxygen supply amount.
Wherein, air supply unit 1 is by source of high pressure air 11, pressure reducing valve 12, gas mass flow controller 13,14 and of check valve
Supply air line forms.The outlet of source of high pressure air 11 is sequentially connected pressure reducing valve 12, gas mass flow controller by high pressure line
13 and check valve 14.Gas mass flow controller 13 is by the 1st gas mass flow controller 131, the 2nd gas mass flow control
Device 132 processed ..., the n-th gas mass flow controller 13n compositions;Check valve 14 is by the 1st check valve 141, the 2nd check valve
142 ..., the n-th check valve 14n compositions.
Molten gas hybrid reaction unit 2 is made of pressure piping 21 and molten gas mixer 22.Molten gas mixer 22 is by the 1st molten gas
Mixer 221, the 2nd molten gas mixer 222 ..., the n-th molten gas mixer 22n composition.1st molten gas mixer 221, the 2nd molten gas
Mixer 222 ..., the n-th molten gas mixer 22n be uniformly distributed in the inside of pressure piping 21.
Automatic control unit 3 is by H2S detector 31, dissolving oxygen detection 32, outlet H2S detector 33 and control
Device 34 forms.Wherein H2S detector 31 and dissolving oxygen detection 32 be respectively positioned in pressure piping 21, away from inner wall of the pipe away from
From 1/4 for 21 diameter of pressure piping.The hydrogen sulfide and dissolved oxygen that H2S detector 31 and dissolving oxygen detection 32 detect
Content controller 34 is transferred to by wired or wireless mode, will treated that signal transmission is given after the processing of via controller 34
Gas mass flow controller 13 is controlled by it the oxygen supply amount of molten gas mixer 22.Outlet H2S detector 33 is located at
Pressure piping reactor exit, the distance away from inner wall of the pipe are the 1/4 of 21 diameter of pressure piping.
The H2S detector 31 by the 1st H2S detector 311, the 2nd H2S detector 312 ..., n-th
H2S detector 31n compositions.It dissolves oxygen detection 32 and oxygen detection is dissolved by the 1st dissolving oxygen detection the 321, the 2nd
322 ..., the n-th dissolving oxygen detection 32n compositions.It is molten that 1st H2S detector 311 and dissolving oxygen detection 321 are located at the 1st
The distance of 221 front end of gas mixer is 200-300mm, and so on, the n-th H2S detector 31n and dissolving oxygen detection 32n
Distance positioned at the n-th molten 221 front end of gas mixer is 200-300mm.
The outlet H2S detector 33 is located at the outlet end inside pressure piping 21, and with the n-th molten gas mixer
The distance of 22n is 0.5-1.0m.
The n values are related with the content of hydrogen sulfide in produced liquid in oil well, when hydrogen sulfide content is more than 1000mg/L,
N=8-12;When hydrogen sulfide content is more than 500mg/L and is less than 1000mg/L, n=6-8;When hydrogen sulfide content is less than 500mg/
When L, n=3-6.
Described 1st, 2 ..., the spacing of adjacent mixer is 1-2m in the n-th molten gas mixer;Described 1st,
2 ..., the shape of the n-th molten gas mixer is one kind in axisymmetric spindle, hollow cylinder and cone, length
It is 100~150mm, is highly 40~70mm;Described 1st, 2 ..., in the downstream surface of the n-th molten gas mixer
The even spacing that is dispersed with is 1-2mm, a diameter of 3~5 μm of gas release hole.
65~103mm of internal diameter of pressure piping 21 in the molten gas hybrid reaction unit 2.
The utility model (0.5~2MPa) under hyperbaric environment is reacted, and the solubility of oxygen is made to improve to normal pressure ring
Gas liquid reaction is switched to reactive liquid solution by 5~20 times of border, and reaction speed improves 10 times or more, substantially reduces the residence time.This
Outside, be designed to the molten gas mixer of the special constructions such as spindle, hollow cylinder, cone have small flow resistance, molten gas and
The characteristics of good mixing effect.Reaction of high order unit is set simultaneously with gas is evenly distributed, molten gas is efficient, gas effciency is high
The thorough feature with desulfurization effect.
The utility model has the following advantages that compared with prior art and advantageous effect:
(1) chemical desulfurization agent is not used as desulfurization medium using cheap air, safety and environmental protection is at low cost;
(2) pipeline reactor is used, facility compact, floor space is small;High degree of automation, management service are convenient;
(3) it is handled under high pressure, the outer defeated process of decompression release and supercharging of no hydrogen sulfide gas, low energy consumption;
(4) using multistage gas supply, gas is evenly distributed, and molten gas is efficient, and gas effciency is high, high treating effect, vulcanization
The removal rate of hydrogen is up to 99.5% or more.
Description of the drawings
Attached drawing 1 is the process flow chart of the utility model.
Specific implementation mode
As shown in Fig. 1, a kind of pressure piping gas-liquid reactor for oil well hydrogen sulfide treatment, the reactor is by supplying
Unit 1, molten gas hybrid reaction unit 2 and automatic control unit 3 form;Air supply unit 1 is connected with molten gas hybrid reaction unit 2
It connects, and required oxygen is provided for molten gas hybrid reaction unit 2, automatic control unit 3 detects each in molten gas hybrid reaction unit 2
The content of node hydrogen sulfide and dissolved oxygen, while controlling the oxygen supply amount of each node in molten gas hybrid reaction unit 2.
Wherein, air supply unit 1 is by source of high pressure air 11, pressure reducing valve 12, gas mass flow controller 13,14 and of check valve
Supply air line forms.The outlet of source of high pressure air 11 is sequentially connected pressure reducing valve 12, gas mass flow controller by high pressure line
13 and check valve 14.Gas mass flow controller 13 is by the 1st gas mass flow controller 131, the 2nd gas mass flow control
Device 132 processed ..., the n-th gas mass flow controller 13n compositions;Check valve 14 is by the 1st check valve 141, the 2nd check valve
142 ..., the n-th check valve 14n compositions.
Molten gas hybrid reaction unit 2 is made of pressure piping 21 and molten gas mixer 22.Molten gas mixer 22 is by the 1st molten gas
Mixer 221, the 2nd molten gas mixer 222 ..., the n-th molten gas mixer 22n composition.1st molten gas mixer 221, the 2nd molten gas
Mixer 222 ..., the n-th molten gas mixer 22n is uniformly distributed in pressure piping 21.
Automatic control unit 3 is by H2S detector 31, dissolving oxygen detection 32, outlet H2S detector 33 and control
Device 34 forms.Wherein H2S detector 31 and dissolving oxygen detection 32 be respectively positioned in pressure piping 21, away from inner wall of the pipe away from
From 1/4 for 21 diameter of pressure piping.The hydrogen sulfide and dissolved oxygen that H2S detector 31 and dissolving oxygen detection 32 detect
Content controller 34 is transferred to by wired or wireless mode, will treated that signal transmission is given after the processing of via controller 34
Gas mass flow controller 13 is controlled by it the oxygen supply amount of molten gas mixer 22.Outlet H2S detector 33 is located at
Pressure piping reactor exit, the distance away from inner wall of the pipe are the 1/4 of 21 diameter of pressure piping.
The H2S detector 31 by the 1st H2S detector 311, the 2nd H2S detector 312 ..., n-th
H2S detector 31n compositions.It dissolves oxygen detection 32 and oxygen detection is dissolved by the 1st dissolving oxygen detection the 321, the 2nd
322 ..., the n-th dissolving oxygen detection 32n compositions.It is molten that 1st H2S detector 311 and dissolving oxygen detection 321 are located at the 1st
The distance of 221 front end of gas mixer is 200-300mm, and so on, the n-th H2S detector 31n and dissolving oxygen detection 32n
Distance positioned at the n-th molten 221 front end of gas mixer is 200-300mm.
The outlet H2S detector 33 is located at the outlet end inside pressure piping 21, and with the n-th molten gas mixer
The distance of 22n is 0.5-1.0m.
The n values are related with the content of hydrogen sulfide in produced liquid in oil well, when hydrogen sulfide content is more than 1000mg/L,
N=8-12;When hydrogen sulfide content is more than 500mg/L and is less than 1000mg/L, n=6-8;When hydrogen sulfide content is less than 500mg/
When L, n=3-6.
Described 1st, 2 ..., the spacing of adjacent mixer is 1-2m in the n-th molten gas mixer;Described 1st,
2 ..., the shape of the n-th molten gas mixer is one kind in axisymmetric spindle, hollow cylinder and cone, length
It is 100~150mm, is highly 40~70mm;Described 1st, 2 ..., in the downstream surface of the n-th molten gas mixer
The even spacing that is dispersed with is 1-2mm, a diameter of 3~5 μm of gas release hole.
65~103mm of internal diameter of pressure piping 21 in the molten gas hybrid reaction unit 2.
The utility model (0.5~2MPa) under hyperbaric environment is reacted, and the solubility of oxygen is made to improve to normal pressure ring
Gas liquid reaction is switched to reactive liquid solution by 5~20 times of border, and reaction speed improves 10 times or more, substantially reduces the residence time.This
Outside, be designed to the molten gas mixer of the special constructions such as spindle, hollow cylinder, cone have small flow resistance, molten gas and
The characteristics of good mixing effect.Reaction of high order unit is set simultaneously with gas is evenly distributed, molten gas is efficient, gas effciency is high
The thorough feature with desulfurization effect.
Therefore the utility model has the following advantages that compared with prior art and advantageous effect:Using cheap air conduct
Desulfurization medium, does not use chemical desulfurization agent, and safety and environmental protection is at low cost;Using pipeline reactor, facility compact, floor space
It is small;High degree of automation, management service are convenient;It is handled under high pressure, the decompression release and supercharging of no hydrogen sulfide gas are outer
Defeated process, low energy consumption;It is supplied using multistage, gas is evenly distributed, and molten gas is efficient, and gas effciency is high, high treating effect, sulphur
Change hydrogen removal rate up to 99.5% or more.
Claims (8)
1. a kind of pressure piping gas-liquid reactor for oil well hydrogen sulfide treatment, which is characterized in that the reactor is by supplying
Gas unit, molten gas hybrid reaction unit and automatic control unit composition;Air supply unit is connected with molten gas hybrid reaction unit, and
Required oxygen is provided for molten gas hybrid reaction unit, automatic control unit detects each node vulcanization in molten gas hybrid reaction unit
The content of hydrogen and dissolved oxygen, while controlling the oxygen supply amount of each node in molten gas hybrid reaction unit.
2. the pressure piping gas-liquid reactor according to claim 1 for oil well hydrogen sulfide treatment, it is characterised in that institute
The air supply unit stated is made of source of high pressure air, pressure reducing valve, gas mass flow controller, check valve and supply air line;High pressure
Air-source outlet is sequentially connected pressure reducing valve, gas mass flow controller and check valve by high pressure line;Gas mass flow
Controller is by the 1st gas mass flow controller, the 2nd gas mass flow controller to the n-th gas mass flow controller group
At;Check valve is made of the 1st check valve, the 2nd check valve to the n-th check valve.
3. the pressure piping gas-liquid reactor according to claim 2 for oil well hydrogen sulfide treatment, it is characterised in that institute
The molten gas hybrid reaction unit stated is made of pressure piping and molten gas mixer;Molten gas mixer is by the 1st molten gas mixer, the 2nd
Molten gas mixer to the n-th molten gas mixer forms, wherein the 1st molten gas mixer, the 2nd molten gas mixer to the n-th molten gas mixer
It is uniformly distributed in the inside of pressure piping.
4. the pressure piping gas-liquid reactor according to claim 3 for oil well hydrogen sulfide treatment, it is characterised in that institute
The automatic control unit stated is made of H2S detector, dissolving oxygen detection, outlet H2S detector and controller;Its
In, H2S detector and dissolving oxygen detection are respectively positioned in pressure piping, and the distance away from inner wall of the pipe is pressure piping diameter
1/4;The content for the hydrogen sulfide and dissolved oxygen that H2S detector and dissolving oxygen detection detect passes through wired or wireless
Mode is transferred to controller, after via controller processing will treated signal transmission to gas mass flow controller, by its control
Make the oxygen supply amount of molten gas mixer;Outlet H2S detector is located at pressure piping reactor exit, away from inner wall of the pipe
Distance be pressure piping diameter 1/4.
5. the pressure piping gas-liquid reactor according to claim 4 for oil well hydrogen sulfide treatment, it is characterised in that institute
The H2S detector stated is made of the 1st H2S detector, the 2nd H2S detector to the n-th H2S detector, dissolved oxygen
Detector is made of the 1st dissolving oxygen detection, the 2nd dissolving oxygen detection to the n-th dissolving oxygen detection;1st H2S detector
The distance for being located at the 1st molten gas mixer front end with dissolving oxygen detection is 200-300mm, and so on, the n-th H2S detector
The distance for being located at the n-th molten gas mixer front end with dissolving oxygen detection is 200-300mm.
6. according to the pressure piping for oil well hydrogen sulfide treatment described in any one of claim 2,3,4 or 5 claim
Gas-liquid reactor, it is characterised in that the n values are related with the content of hydrogen sulfide in produced liquid in oil well, when hydrogen sulfide content is big
When 1000mg/L, n=8-12;When hydrogen sulfide content is more than 500mg/L and is less than 1000mg/L, n=6-8;Work as hydrogen sulfide
When content is less than 500mg/L, n=3-6.
7. the pressure piping gas-liquid reactor according to claim 3 for oil well hydrogen sulfide treatment, it is characterised in that institute
The shape for the 1st, 2 to the n-th molten gas mixers stated is one kind in axisymmetric spindle, hollow cylinder and cone,
Length is 100~150mm, is highly 40~70mm.
8. the pressure piping gas-liquid reactor according to claim 7 for oil well hydrogen sulfide treatment, it is characterised in that institute
It is 1-2mm, a diameter of 3~5 μm of gas that spacing is uniform-distribution in the downstream surface for the 1st, 2 to the n-th molten gas mixers stated
Release aperture.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107913648A (en) * | 2017-10-27 | 2018-04-17 | 中国石油化工股份有限公司 | A kind of pressure piping gas-liquid reactor and its processing method for oil well hydrogen sulfide treatment |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107913648A (en) * | 2017-10-27 | 2018-04-17 | 中国石油化工股份有限公司 | A kind of pressure piping gas-liquid reactor and its processing method for oil well hydrogen sulfide treatment |
CN107913648B (en) * | 2017-10-27 | 2023-09-01 | 中国石油化工股份有限公司 | High-pressure pipeline gas-liquid reactor for treating hydrogen sulfide of oil well and treatment method thereof |
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