CN103230728A - Method for treating hydrogen sulfide on oil well site - Google Patents
Method for treating hydrogen sulfide on oil well site Download PDFInfo
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- CN103230728A CN103230728A CN2013101703974A CN201310170397A CN103230728A CN 103230728 A CN103230728 A CN 103230728A CN 2013101703974 A CN2013101703974 A CN 2013101703974A CN 201310170397 A CN201310170397 A CN 201310170397A CN 103230728 A CN103230728 A CN 103230728A
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- hydrogen sulfide
- concentration
- oil
- gas
- sleeve
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- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 229910000037 hydrogen sulfide Inorganic materials 0.000 title claims abstract description 68
- 239000003129 oil well Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000007789 gas Substances 0.000 claims abstract description 52
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 33
- 229910052717 sulfur Inorganic materials 0.000 claims description 29
- 239000011593 sulfur Substances 0.000 claims description 29
- 230000008030 elimination Effects 0.000 claims description 27
- 238000003379 elimination reaction Methods 0.000 claims description 27
- 239000003814 drug Substances 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 239000005864 Sulphur Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 238000000205 computational method Methods 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims description 2
- 239000012467 final product Substances 0.000 claims description 2
- 238000005987 sulfurization reaction Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 6
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- MEKDPHXPVMKCON-UHFFFAOYSA-N ethane;methane Chemical compound C.CC MEKDPHXPVMKCON-UHFFFAOYSA-N 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a method for treating the hydrogen sulfide on an oil well site. The problems that the treatment of the hydrogen sulfide on the oil well site is not standard, the emission of the hydrogen sulfide gas causes environmental pollution and the hydrogen sulfide gas can cause large hazard to a human body are solved. The method comprises the following steps of: hydrogen sulfide concentration detection, feeding treatment and secondary hydrogen sulfide concentration detection. Therefore, the method has the advantage that the pollution of the hydrogen sulfide gas to outside air and surface is avoided.
Description
Technical field
The invention provides a kind of hydrogen sulfide improvement method, be specifically related to a kind of oil wells in field hydrogen sulfide improvement method.
Background technology
At present, the security requirement of the operation of oil wells in field is standard more and more, and is also more and more stricter for the control requirement of oil wells in field harmful gas concentration.Because hydrogen sulfide gas is disposed in the atmosphere pollution to environment when the workmen is endangered very Datong District also very serious.
Before, oil wells in field is not handled mostly to hydrogen sulfide, has not administered following two reasons: the one, and oil wells in field is handled hydrogen sulfide, needs a large amount of equipment or personnel; Next is exactly that hydrogen sulfide content is not high, and it is not feasible directly to go up desulphurization plant.
Even handle, main following two kinds of methods just, the one, direct emission treatment connects a pipe at well head exactly, link the yamase that is far from the crowd after, directly be emitted in the air; Another kind is that burning is handled because hydrogen sulfide is not individualism, and it is present in the associated gas, and is mixed in together with methane ethane etc. in other words, can light.
In fact above two kinds of methods are cured the symptoms, not the disease to the improvement of hydrogen sulfide gas, directly during emission treatment hydrogen sulfide to run into water be exactly the sulphur hydracid, also be a kind of acidic materials, so just directly the face of land is exerted an influence.What generate when lighting processing is sulfur dioxide, is one of main component of acid rain, influential to the face of land.
Summary of the invention
The invention provides a kind of oil wells in field hydrogen sulfide improvement method, solved oil wells in field hydrogen sulfide and administered lack of standardizationly, the discharging of hydrogen sulfide gas causes environmental pollution, and hydrogen sulfide gas is to the big problem of human body harm.
Specific embodiments of the present invention is as follows:
This oil wells in field hydrogen sulfide improvement method is characterized in that: may further comprise the steps:
Step 1] the concentration of hydrogen sulfide detection;
Step 1.1] open the valve of sleeve opening, extract the associated gas that overflows in the sleeve pipe, survey instrument by gas the sulfureted hydrogen gas concentration in the associated gas in the sleeve pipe is detected;
Step 1.2] sulfureted hydrogen gas concentration of associated gas in the oil pipe is detected;
Step 2] dosing;
Step 2.1] according to the concentration of hydrogen sulfide that detects, determine the dosage of sulfur elimination;
Step 2.2] open the valve of sleeve opening, detect sleeve pipe and have or not pressure;
Step .3] if sleeve pipe does not have pressure, open the valve of sleeve bottom again, whole sleeve pipe is opened directly in well, added sulfur elimination; If sleeve pipe has pressure, close the valve of sleeve bottom earlier, the interior gas of well can't be gushed out, in sleeve pipe, add sulfur elimination again, close the sleeve opening valve then, again with the valve open of sleeve bottom, treat that sulfur elimination flows to the shaft bottom, again with the valve closing of sleeve bottom, the valve open of sleeve opening is added medicine again in sleeve pipe, all add until determined sulfur elimination and finish.
Above-mentioned steps 1.2] comprise following dual mode:
1) opens the valve of sleeve opening, extract the associated gas in the oil pipe, by gas detecting instrument the sulfureted hydrogen gas concentration in the associated gas in the oil pipe is detected; Extract the Residual oil of oil pipe inside then, directly detect the concentration of the sulphur in the Residual oil, can draw the concentration of hydrogen sulfide; Thereby get the concentration of hydrogen sulfide in the flowline in conjunction with the concentration of hydrogen sulfide in oil pipe Residual oil and the associated gas;
2) open the valve of sleeve opening, extract the associated gas that overflows in the oil pipe, by liquefier the hydrogen sulfide gas in the associated gas is changed into liquid state; Extract the Residual oil of oil pipe inside then; In conjunction with the concentration of two-part liquid sulfur, get final product the concentration of hydrogen sulfide in the flowline.
Above-mentioned oil wells in field hydrogen sulfide improvement method comprises that also the sulfuration concentration hydrogen detects the preceding step that the wind direction at oil well place is detected.
The above-mentioned gas detector is the concentration of hydrogen sulfide detector.
Above-mentioned oil wells in field hydrogen sulfide improvement method comprises that also sulfur elimination all adds the back that finishes and detects vulcanizing concentration hydrogen the second time of oil well oil conduit and sleeve pipe.
The dosage of above-mentioned sulfur elimination adopts following computational methods: establish per hour generation A side of associated gas, and concentration of hydrogen sulfide B, it is C that the corresponding employed sulfur elimination of hydrogen sulfide needs concentration, the sulfur elimination dosage that per hour needs is D, then D=A * B * C.
The invention has the advantages that:
1, the method that adopts of the present invention, by directly detect in oil wells in field, the mode of dosing, hydrogen sulfide gas is directly handled, avoided the pollution of hydrogen sulfide gas to extraneous air.
2, the method for the present invention's employing directly utilizes sulfur elimination with hydrogen sulfide gas neutralization or the oxidation of oil wells in field, forms salts substances, has avoided the pollution of hydrogen sulfide gas to the face of land.
Description of drawings
Fig. 1 is schematic flow sheet of the present invention
The specific embodiment
This oil wells in field hydrogen sulfide improvement method comprises three basic steps: detection for the first time, dosing, detection for the second time;
Detect for the first time and concrete be: before oil wells in field is prepared to carry out operation, the important requirement workmen checks whether appliances for labor protection make adequate preparation, protective articles must be neatly dressed, for example: worn cap, mouth mask breathing mask, worker's clothes, worker's footwear and rubber gloves etc.Usually guarantee to have at least two workmens when entering the hydrogen sulfide scene.At first entering hydrogen sulfide site operation personnel must determine wind direction by observing, thereby guarantees that the process that detects the whole first time remains on uptake, guarantees workmen's construction safety.
After wind direction is determined well, the workmen utilizes the associated gas in instrument extraction oil well oil conduit and the sleeve pipe, the associated gas of well head extraction is brought back the laboratory carry out simulation laboratory test, simulation well bottom pressure temperature field, sulfur elimination dissimilar and variable concentrations is all tested and is calculated, final every type sulfur elimination has a best concentration value, and test effect is best concentration value, just adjust the amount of needed sulfur elimination with this concentration value, and carry out record at the scene.
The kind of sulfur elimination and dosage just can carry out dosing to oil wells in field after determining.At first needing to enter multi-purpose station gets it filled.Also need before getting it filled the important requirement personnel inspection appliances for labor protection of getting it filled whether to make adequate preparation entering multi-purpose station, protective articles must be neatly dressed, for example: worn cap, mouth mask breathing mask, worker's clothes, worker's footwear and rubber gloves etc., and requiring gets it filled comprehensively checks the pump of getting it filled, and guarantees that machine can operate as normal.Enter the multi-purpose station dosing, should connect the import and export of the pump of getting it filled earlier, the import pipe of pump is inserted in the explosive barrel, the outlet pipe is put into the grug feeding jar mouth, connects power supply, starts pump and begins dosing.
Before entering the oil wells in field dosing, also need check the pressure in the sleeve pipe.At first open oil wells in field sleeve opening valve, detect sleeve pipe and have or not pressure.If sleeve pipe is no pressure, and the valve that is connected in opening sleeve bottom and well is opened whole sleeve pipe, directly adds sulfur elimination in well.
If sleeve pipe has pressure, close sleeve bottom and the interior valve that is connected of well earlier, the interior gas of well can't be gushed out, in sleeve pipe, add medicine again, close sleeve opening valve (medicine can not overflowed) then, again with the valve open of sleeve bottom, after two or three minutes, medicine flows in the well, at last with the valve closing of sleeve bottom, the valve open of sleeve opening is being added medicine in sleeve pipe.Press the said process repeatable operation, all add until determined sulfur elimination and finish.
In that the sleeve pipe of oil well and the concentration of hydrogen sulfide of oil pipe are carried out the detection second time, after reaching standard, the concentration of hydrogen sulfide gas constructs again at last.
Wherein, the following computational methods of the general employing of the concentration of sulfur elimination: establish per hour generation A side of associated gas, concentration of hydrogen sulfide B, it is C that the corresponding employed sulfur elimination of hydrogen sulfide needs concentration, the sulphur removal dosage that per hour needs is D, then D=A * B * C.
Claims (6)
1. oil wells in field hydrogen sulfide improvement method is characterized in that: may further comprise the steps:
1] concentration of hydrogen sulfide detects;
1.1] open the valve of sleeve opening, extract the associated gas that overflows in the sleeve pipe, by gas detecting instrument the sulfureted hydrogen gas concentration in the associated gas in the sleeve pipe is detected;
1.2] sulfureted hydrogen gas concentration of associated gas in the oil pipe is detected;
2] dosing;
2.1] according to the concentration of hydrogen sulfide that detects, determine the dosage of sulfur elimination;
2.2] open the valve of sleeve opening, detect sleeve pipe and have or not pressure;
2.3] if sleeve pipe does not have pressure, open the valve of sleeve bottom again, whole sleeve pipe is opened, directly in well, add sulfur elimination; If sleeve pipe has pressure, close the valve of sleeve bottom earlier, the interior gas of well can't be gushed out, in sleeve pipe, add sulfur elimination again, close the sleeve opening valve then, again with the valve open of sleeve bottom, treat that sulfur elimination flows to the shaft bottom, again with the valve closing of sleeve bottom, the valve open of sleeve opening is added medicine again in sleeve pipe, all add until determined sulfur elimination and finish.
2. oil wells in field hydrogen sulfide improvement method according to claim 1 is characterized in that: described step 1.2] comprise following dual mode:
1) opens the valve of sleeve opening, extract the associated gas in the oil pipe, by gas detecting instrument the sulfureted hydrogen gas concentration in the associated gas in the oil pipe is detected; Extract the Residual oil of oil pipe inside then, directly detect the concentration of the sulphur in the Residual oil, can draw the concentration of hydrogen sulfide; Thereby get the concentration of hydrogen sulfide in the flowline in conjunction with the concentration of hydrogen sulfide in oil pipe Residual oil and the associated gas;
2) open the valve of sleeve opening, extract the associated gas that overflows in the oil pipe, by liquefier the hydrogen sulfide gas in the associated gas is changed into liquid state; Extract the Residual oil of oil pipe inside then; In conjunction with the concentration of two-part liquid sulfur, get final product the concentration of hydrogen sulfide in the flowline.
3. oil wells in field hydrogen sulfide improvement method according to claim 1 and 2 is characterized in that: comprise that also the sulfuration concentration hydrogen detects the preceding step that the wind direction at oil well place is detected.
4. oil wells in field hydrogen sulfide improvement method according to claim 3, it is characterized in that: described gas detecting instrument is the concentration of hydrogen sulfide detector.
5. oil wells in field hydrogen sulfide improvement method according to claim 4 is characterized in that: comprise that also sulfur elimination all adds the back that finishes and detects vulcanizing concentration hydrogen the second time of oil well oil conduit and sleeve pipe.
6. oil wells in field hydrogen sulfide improvement method according to claim 1, it is characterized in that: the dosage of sulfur elimination adopts following computational methods: establish per hour generation A side of associated gas, concentration of hydrogen sulfide B, it is C that the corresponding employed sulfur elimination of hydrogen sulfide needs concentration, the sulfur elimination dosage that per hour needs is D, then D=A * B * C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310170397.4A CN103230728B (en) | 2013-05-10 | 2013-05-10 | Method for treating hydrogen sulfide on oil well site |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310170397.4A CN103230728B (en) | 2013-05-10 | 2013-05-10 | Method for treating hydrogen sulfide on oil well site |
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| Publication Number | Publication Date |
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| CN103230728A true CN103230728A (en) | 2013-08-07 |
| CN103230728B CN103230728B (en) | 2015-05-20 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107937016A (en) * | 2017-10-27 | 2018-04-20 | 中国石油化工股份有限公司 | A kind of device of oil well gathering system hydrogen sulfide HIGH PRESSURE TREATMENT |
| CN107975360A (en) * | 2017-10-27 | 2018-05-01 | 中国石油化工股份有限公司 | A kind of device and method of oil well gathering system hydrogen sulfide HIGH PRESSURE TREATMENT |
| CN110821393A (en) * | 2018-08-14 | 2020-02-21 | 中国石油天然气股份有限公司 | Drilling method for hydrogen sulfide-containing well |
Citations (4)
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|---|---|---|---|---|
| US4696802A (en) * | 1985-11-27 | 1987-09-29 | The Dow Chemical Company | Drilling geothermal wells with removal of H2 S |
| CN101839128A (en) * | 2009-03-16 | 2010-09-22 | 北京拉非克石油工程技术有限公司 | Method for stabilizing active hydrogen sulfide in sulfur-containing oil-gas well |
| WO2011149597A1 (en) * | 2010-05-26 | 2011-12-01 | Exxonmobil Upstream Research Company | Assembly and method for multi-zone fracture stimulation of a reservoir using autonomous tubular units |
| CN102619497A (en) * | 2012-04-11 | 2012-08-01 | 中国石油天然气股份有限公司 | Treating agent as well as method and device for continuously reducing hydrogen sulfide in oil well shaft |
-
2013
- 2013-05-10 CN CN201310170397.4A patent/CN103230728B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4696802A (en) * | 1985-11-27 | 1987-09-29 | The Dow Chemical Company | Drilling geothermal wells with removal of H2 S |
| CN101839128A (en) * | 2009-03-16 | 2010-09-22 | 北京拉非克石油工程技术有限公司 | Method for stabilizing active hydrogen sulfide in sulfur-containing oil-gas well |
| WO2011149597A1 (en) * | 2010-05-26 | 2011-12-01 | Exxonmobil Upstream Research Company | Assembly and method for multi-zone fracture stimulation of a reservoir using autonomous tubular units |
| CN102619497A (en) * | 2012-04-11 | 2012-08-01 | 中国石油天然气股份有限公司 | Treating agent as well as method and device for continuously reducing hydrogen sulfide in oil well shaft |
Non-Patent Citations (1)
| Title |
|---|
| 张华平: "辽河稠油热采现场硫化氢的防范与治理建议", 《中国安全生产科学技术》, vol. 5, no. 2, 30 April 2009 (2009-04-30), pages 178 - 180 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107937016A (en) * | 2017-10-27 | 2018-04-20 | 中国石油化工股份有限公司 | A kind of device of oil well gathering system hydrogen sulfide HIGH PRESSURE TREATMENT |
| CN107975360A (en) * | 2017-10-27 | 2018-05-01 | 中国石油化工股份有限公司 | A kind of device and method of oil well gathering system hydrogen sulfide HIGH PRESSURE TREATMENT |
| CN107937016B (en) * | 2017-10-27 | 2020-05-01 | 中国石油化工股份有限公司 | Hydrogen sulfide high-pressure treatment device of oil well gathering and transportation system |
| CN110821393A (en) * | 2018-08-14 | 2020-02-21 | 中国石油天然气股份有限公司 | Drilling method for hydrogen sulfide-containing well |
| CN110821393B (en) * | 2018-08-14 | 2021-01-01 | 中国石油天然气股份有限公司 | Drilling method for hydrogen sulfide-containing well |
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| CN103230728B (en) | 2015-05-20 |
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Effective date of registration: 20160713 Address after: 457001 No. 22 civilized road, Henan City, Puyang Province Patentee after: PUYANG KERUN PETROLEUM ENGINEERING TECHNOLOGY CO.,LTD. Address before: 100028 Beijing City, Chaoyang District Henan Xiba Road No. 1 Xintian No. B building room 3002 Patentee before: BEIJING GREENOIL TECHNOLOGY SERVICES Co.,Ltd. |
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Denomination of invention: Treatment method of hydrogen sulfide in oil well site Effective date of registration: 20210713 Granted publication date: 20150520 Pledgee: Bank of China Limited by Share Ltd. Puyang branch Pledgor: PUYANG KERUN PETROLEUM ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2021980006034 |
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Date of cancellation: 20230306 Granted publication date: 20150520 Pledgee: Bank of China Limited by Share Ltd. Puyang branch Pledgor: PUYANG KERUN PETROLEUM ENGINEERING TECHNOLOGY CO.,LTD. Registration number: Y2021980006034 |
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Denomination of invention: Treatment Method of Hydrogen Sulfide in Oil Well Site Effective date of registration: 20230315 Granted publication date: 20150520 Pledgee: Bank of China Limited by Share Ltd. Puyang branch Pledgor: PUYANG KERUN PETROLEUM ENGINEERING TECHNOLOGY CO.,LTD. Registration number: Y2023980034894 |
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Granted publication date: 20150520 Pledgee: Bank of China Limited by Share Ltd. Puyang branch Pledgor: PUYANG KERUN PETROLEUM ENGINEERING TECHNOLOGY CO.,LTD. Registration number: Y2023980034894 |
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Denomination of invention: Methods for on-site treatment of hydrogen sulfide in oil wells Granted publication date: 20150520 Pledgee: Bank of China Limited by Share Ltd. Puyang branch Pledgor: PUYANG KERUN PETROLEUM ENGINEERING TECHNOLOGY CO.,LTD. Registration number: Y2024980010762 |
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