CN201732085U - Detection device for hydrogen sulfide in natural gas pipeline - Google Patents
Detection device for hydrogen sulfide in natural gas pipeline Download PDFInfo
- Publication number
- CN201732085U CN201732085U CN2010201844654U CN201020184465U CN201732085U CN 201732085 U CN201732085 U CN 201732085U CN 2010201844654 U CN2010201844654 U CN 2010201844654U CN 201020184465 U CN201020184465 U CN 201020184465U CN 201732085 U CN201732085 U CN 201732085U
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- gas
- sulfuretted hydrogen
- probe
- natural gas
- hydrogen sulfide
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Abstract
The utility model relates to a detection device for hydrogen sulfide in a natural gas pipeline, in particular to detection for concentration of hydrogen sulfide in natural gas generated during gas testing process of wells containing hydrogen sulfide. The detection device comprises a main natural gas pipeline, a tee joint, a detected gas branch pipeline, a control gate, a gas dryer, a needle valve, a precision pressure regulating valve, a precision pressure gauge, a hydrogen sulfide probe holder, a hydrogen sulfide detection probe, a detected gas exhaust pipeline and a combustion cell. The tee joint is mounted on the main natural gas pipeline and located at a position which is 30m distant from the combustion tank, the detected gas branch pipeline is led from the main pipeline and provided with the control valve, the control valve is connected with the gas dryer and the needle valve sequentially, the needle valve is connected with the precision pressure regulating valve and the hydrogen sulfide probe holder sequentially, the precision pressure gauge is mounted on the precision pressure regulating valve, the probe is fixed on the probe holder which is further fixed on a support, and an outlet of the probe is connected to the combustion cell via the detected gas exhaust pipeline.
Description
Technical field
The utility model relates to the sulfuretted hydrogen pick-up unit in a kind of natural gas line, the particularly detection of the sulfureted hydrogen gas concentration in institute's output rock gas in h2s gas well gas testing process, and it belongs to the sulfuretted hydrogen monitoring protection in oil, gas production field.
Background technology
Present employed hydrogen sulfide gas detection probe can only be born the pressure of 0.12MPa, is used for detecting under normal pressure airborne concentration of hydrogen sulfide.Therefore, in containing the gas testing process of sulfuretted hydrogen well, the sulfuretted hydrogen detection probe can only be placed near the open-air air the escape hole, detect the hydrogen sulfide gas that whether contains leakage in the rock gas of discharging in the well.Like this, just have only in gas outlet surrounding air and leaked hydrogen sulfide gas, probe just can detect sulfuretted hydrogen.At this moment, the well site staff has been among the air that hypertoxic sulfuretted hydrogen is arranged, and will damage the staff.Burn when rock gas leads to combustion cell, when pipeline did not leak, this method can't be measured the concentration of hydrogen sulfide in the pipeline.
Summary of the invention
The purpose of this utility model is to provide a kind of device that can detect hydrogen sulfide gas in the natural gas line, promptly and accurately detects hydrogen sulfide content concentration in the rock gas, takes the necessary protection measure with prompting well site staff.
The technical scheme that its technical matters that solves the utility model adopts is: this pick-up unit comprises rock gas Trunk Line, threeway, detected gas take-off line, control gate, gas flow dryer, needle valve, accurate voltage regulating valve, precision pressure gauge, sulfuretted hydrogen probe socket, sulfuretted hydrogen detection probe, blow-down pipe, combustion cell.Wherein: described threeway is installed on the Trunk Line of rock gas discharge, apart from about 30 meters of combustion cell, makes Trunk Line that one detected gas take-off line be arranged; On the described detected gas take-off line control gate is housed, control gate is connected by pipeline with needle valve successively with gas flow dryer, gas flow dryer; Described gas flow dryer has drying, and drying agent is housed in the drying, and there is the gas communication passage centre; Described needle valve is connected by pipeline with the sulfuretted hydrogen probe socket successively with accurate voltage regulating valve, accurate voltage regulating valve; On the described accurate voltage regulating valve precision pressure gauge is housed; Described sulfuretted hydrogen detection probe is fixed on the probe socket by screw thread, and there is the gas communication passage centre; Described probe socket is fixed on the support; The outlet of described probe is connected to combustion cell by blow-down pipe.
The beneficial effects of the utility model are: can accurately determine the gas hydrogen sulfide content concentration that oil well is discharged in natural gas line, make the wellsite applications personnel in time grasp concentration of hydrogen sulfide and change, to take corresponding safeguard procedures.This kind detection method is simple, measures accurately.
Description of drawings
Accompanying drawing is represented the sulfuretted hydrogen pick-up unit structural representation in a kind of natural gas line of the present utility model.
Wherein: 1 rock gas Trunk Line, 2 threeways, 3 detected gas take-off lines, 4 control gates, 5 gas flow dryers, 6 dry buckets, 7 gas dryers, 8 needle valves, 9 accurate voltage regulating valves, 10 pressure regulator valve pressure regulation handwheels, 11 precision pressure gauges, 12 probe sockets, 13 probe socket supports, 14 sulfuretted hydrogen detection probe, 15 detected gas branch blow-down pipes, 16 combustion cells.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in the figure, sulfuretted hydrogen pick-up unit in a kind of natural gas line comprises rock gas Trunk Line 1, threeway 2, detected gas take-off line 3, control gate 4, gas flow dryer 5, needle valve 8, accurate voltage regulating valve 9, precision pressure gauge 11, sulfuretted hydrogen probe socket 12, sulfuretted hydrogen detection probe 14, blow-down pipe 15, combustion cell 16.Described threeway 2 is installed on the Trunk Line 1 of rock gas discharge, apart from combustion cell 16 about 30 meters, makes vent line that one detected gas take-off line 3 be arranged; On the described take-off line 3 control gate 4 is housed, control gate 4 and gas flow dryer 5, gas flow dryer 5 and needle valve 8 are connected successively by pipeline; Described gas flow dryer 5 has drying 6, and drying agent 7 is housed in the drying 6, and there is the gas communication passage centre, plays the effect of dry gas; Described needle valve 8 and accurate voltage regulating valve 9, accurate voltage regulating valve 9 and sulfuretted hydrogen probe socket 12 are connected successively by pipeline; On the described accurate voltage regulating valve 9 precision pressure gauge 11 is housed; On the described accurate voltage regulating valve 9 pressure regulation handwheel 10 is housed, by regulate pressure regulation handwheel 10 with pressure calibration at 0.12MPa, guarantee that the sulfuretted hydrogen probe works under normal pressure; Described sulfuretted hydrogen detection probe 14 is fixed on the probe socket 12 by screw thread, and there is the gas communication passage centre; Described probe socket 12 is fixed on the support 13; The outlet of described sulfuretted hydrogen detection probe 14 is connected to combustion cell 16 by detected gas branch blow-down pipe 15, burns hydrogen sulfide containing rock gas.
Claims (5)
1. the sulfuretted hydrogen pick-up unit in the natural gas line, comprise rock gas Trunk Line (1), threeway (2), detected gas take-off line (3), control gate (4), gas flow dryer (5), needle valve (8), accurate voltage regulating valve (9), precision pressure gauge (11), sulfuretted hydrogen probe socket (12), sulfuretted hydrogen detection probe (14), blow-down pipe (15), combustion cell (16), it is characterized in that: described threeway (2) is installed on the Trunk Line (1) of rock gas discharge, apart from about 30 meters of combustion cell (16), make vent line that one detected gas take-off line (3) be arranged; Control gate (4) is housed on the described detected gas take-off line (3), and control gate (4) is connected by pipeline successively with gas flow dryer (5), needle valve (8); Described needle valve (8) is connected by pipeline successively with accurate voltage regulating valve (9), sulfuretted hydrogen probe socket (12); Precision pressure gauge (11) is housed on the described accurate voltage regulating valve (9); Described sulfuretted hydrogen detection probe (14) is fixed on the probe socket (12); Described probe socket (12) is fixed on the support (13); The outlet of described sulfuretted hydrogen detection probe (14) is connected to combustion cell (16) by detected gas branch blow-down pipe (15), burns hydrogen sulfide containing rock gas.
2. the sulfuretted hydrogen pick-up unit in a kind of natural gas line according to claim 1, it is characterized in that: pressure regulation handwheel (10) is housed on the described accurate voltage regulating valve (9), by regulate pressure regulation handwheel (10) with pressure calibration at 0.12MPa, guarantee that sulfuretted hydrogen detection probe (14) works under normal pressure.
3. the sulfuretted hydrogen pick-up unit in a kind of natural gas line according to claim 2 is characterized in that: precision pressure gauge (11) is housed on the described accurate voltage regulating valve (9).
4. the sulfuretted hydrogen pick-up unit in a kind of natural gas line according to claim 3, it is characterized in that: described gas flow dryer (5) has drying (6), drying agent (7) is housed in the drying (6), and there is the gas communication passage centre, plays the dry gas effect.
5. the sulfuretted hydrogen pick-up unit in a kind of natural gas line according to claim 4 is characterized in that: described sulfuretted hydrogen detection probe (14) is fixed on the probe socket (12) by screw thread, and there is the gas communication passage centre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201844654U CN201732085U (en) | 2010-05-11 | 2010-05-11 | Detection device for hydrogen sulfide in natural gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201844654U CN201732085U (en) | 2010-05-11 | 2010-05-11 | Detection device for hydrogen sulfide in natural gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201732085U true CN201732085U (en) | 2011-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201844654U Expired - Fee Related CN201732085U (en) | 2010-05-11 | 2010-05-11 | Detection device for hydrogen sulfide in natural gas pipeline |
Country Status (1)
| Country | Link |
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| CN (1) | CN201732085U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588981A (en) * | 2012-03-12 | 2012-07-18 | 中国石油集团工程设计有限责任公司 | Venting system of single-well station and incineration process |
| CN103293274A (en) * | 2013-06-04 | 2013-09-11 | 贵州大学 | Coke oven gas impurity content detection pipeline system |
| CN103742172A (en) * | 2013-12-02 | 2014-04-23 | 陕西煤业化工技术研究院有限责任公司 | Method for blocking hydrogen-sulfide-contained water bursting point on bottom plate in grouting mode |
| CN110320251A (en) * | 2019-03-29 | 2019-10-11 | 西南石油大学 | A kind of on-line measuring device and detection method of natural gas hydrogen sulfide and thiophane content |
| CN111579317A (en) * | 2020-05-27 | 2020-08-25 | 刘晓明 | Auxiliary device for rapidly detecting oil well associated hydrogen sulfide |
-
2010
- 2010-05-11 CN CN2010201844654U patent/CN201732085U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588981A (en) * | 2012-03-12 | 2012-07-18 | 中国石油集团工程设计有限责任公司 | Venting system of single-well station and incineration process |
| CN102588981B (en) * | 2012-03-12 | 2014-03-12 | 中国石油集团工程设计有限责任公司 | Venting system of single-well station and incineration process |
| CN103293274A (en) * | 2013-06-04 | 2013-09-11 | 贵州大学 | Coke oven gas impurity content detection pipeline system |
| CN103742172A (en) * | 2013-12-02 | 2014-04-23 | 陕西煤业化工技术研究院有限责任公司 | Method for blocking hydrogen-sulfide-contained water bursting point on bottom plate in grouting mode |
| CN103742172B (en) * | 2013-12-02 | 2016-03-23 | 陕西煤业化工技术研究院有限责任公司 | A kind of method of floor grouting shutoff hydrogen sulfide projective water point |
| CN110320251A (en) * | 2019-03-29 | 2019-10-11 | 西南石油大学 | A kind of on-line measuring device and detection method of natural gas hydrogen sulfide and thiophane content |
| CN110320251B (en) * | 2019-03-29 | 2021-04-30 | 西南石油大学 | Online detection device and detection method for content of hydrogen sulfide and tetrahydrothiophene in natural gas |
| CN111579317A (en) * | 2020-05-27 | 2020-08-25 | 刘晓明 | Auxiliary device for rapidly detecting oil well associated hydrogen sulfide |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110202 Termination date: 20110511 |