CN107957481B - Hydrogen sulfide concentration detection device - Google Patents
Hydrogen sulfide concentration detection device Download PDFInfo
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- CN107957481B CN107957481B CN201711061480.2A CN201711061480A CN107957481B CN 107957481 B CN107957481 B CN 107957481B CN 201711061480 A CN201711061480 A CN 201711061480A CN 107957481 B CN107957481 B CN 107957481B
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- peripheral wall
- cavity
- hydrogen sulfide
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- pressure relief
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/0044—Specially adapted to detect a particular component for H2S, sulfides
Abstract
The invention discloses a hydrogen sulfide concentration detection device, which comprises: the gas-liquid separation device comprises a shell, a gas-liquid separation chamber, a baffle plate, a gas-liquid separation chamber and a gas-liquid separation chamber, wherein the shell is provided with a bottom wall, an outer peripheral wall, the baffle plate, an inner peripheral wall; one end of the air duct penetrates through the baffle plate so that one end of the air duct is communicated with the gas-liquid separation cavity, and the other end of the air duct penetrates through the inner peripheral wall and the outer peripheral wall; the testing mechanism is arranged on the peripheral wall of the shell; the manifold mechanism is communicated with the annular air cavity; and the pressure relief pipe is used for communicating the pressure relief cavity with the pipe collecting mechanism. When the detector device is used for recording the concentration of the hydrogen sulfide, firstly, the closed detection is realized, and the accuracy of the detection of the concentration of the hydrogen sulfide in the oil well is improved; secondly, the detected mixed gas is treated, and the hydrogen sulfide poisoning of operators is avoided; and thirdly, the labor intensity of operators is reduced.
Description
Technical Field
The invention relates to a detection device in the process of oil and gas reservoir development, in particular to a hydrogen sulfide concentration detection device.
Background
On the oil field scene, when the oil well was when the admission hydrogen sulfide content, all aim at the 4 branch gates of oil well gas recovery technology department with the hydrogen sulfide tester after, then open 4 branch gates, let the mixed gas contact hydrogen sulfide tester of containing hydrogen sulfide, the numerical value on the direct reading detector, test like this has following several aspects problems:
1. after the mixed gas containing hydrogen sulfide comes out of the 4-way gate, the mixed gas is mixed with air, so that the recorded numerical value is inaccurate, and the accuracy is greatly reduced particularly when the recorded gas is recorded in a windy environment;
2. when the numerical value on the detector is read, the operator is close to the detector, and hydrogen sulfide poisoning of the operator is easily caused;
3. during testing, an operator always aims the hydrogen sulfide tester at the 4-way gate, so that the labor intensity is high;
patent ZL 201620853025.0 has improved a hydrogen sulfide and has detected auxiliary device, but this device carries out the detection of hydrogen sulfide concentration under semi-enclosed environment, and the mist after the detection directly discharges in the atmosphere, is also easily caused the inaccurate risk of detecting of hydrogen sulfide concentration and testing personnel poisoning.
Disclosure of Invention
In order to overcome the defects in the prior art, embodiments of the present invention provide a hydrogen sulfide concentration detection apparatus, which can preferably implement detection of hydrogen sulfide.
The embodiment of the application discloses: a hydrogen sulfide concentration detection apparatus comprising:
a housing having a bottom wall, an outer peripheral wall extending upwardly from the bottom wall, a baffle disposed above the bottom wall and within the outer peripheral wall, an inner peripheral wall extending upwardly from the baffle, a top wall disposed between the outer peripheral wall and an upper portion of the inner peripheral wall; a gas-liquid separation cavity is formed among the bottom wall, the baffle plate and the outer peripheral wall; an annular air cavity is formed among the outer peripheral wall, the inner peripheral wall, the top wall and the baffle, a pressure relief cavity is formed among the baffle, the inner peripheral wall and the top wall, the pressure relief cavity, the annular air cavity and the gas-liquid separation cavity are isolated from each other, and the bottom wall is provided with an air inlet communicated with the gas-liquid separation cavity;
one end of the air guide pipe penetrates through the baffle plate so that one end of the air guide pipe is communicated with the gas-liquid separation cavity, and the other end of the air guide pipe penetrates through the inner peripheral wall and the outer peripheral wall;
the testing mechanism is arranged on the peripheral wall of the shell and comprises a testing shell and a partition plate arranged in the testing shell, the partition plate divides the testing shell into an upper cavity and a lower cavity, a gap for communicating the upper cavity with the lower cavity is formed between the partition plate and one end, far away from the peripheral wall, of the testing shell, the upper cavity is communicated with the other end of the gas guide tube, and the lower cavity is communicated with the annular gas cavity through a first guide hole formed in the peripheral wall;
the pipe collecting mechanism is communicated with the annular air cavity through a second guide hole formed in the outer peripheral wall;
and one end of the pressure relief pipe is communicated with the pressure relief cavity, and the other end of the pressure relief pipe penetrates out of the inner peripheral wall and the outer peripheral wall and is communicated with the pipe collecting mechanism.
Preferably, a buffer plate used for dividing the pressure relief cavity into an upper cavity and a lower cavity is arranged in the pressure relief cavity, a shunt hole used for communicating the upper cavity with the lower cavity is formed in the buffer plate, one end of the pressure relief pipe penetrates out of the buffer plate from top to bottom to be communicated with the lower cavity, and a hydrogen sulfide remover is arranged in the upper cavity.
Preferably, the test shell includes the barrel, the one end welding of barrel is in on the periphery wall, the other end of barrel can be provided with the nut with dismantling, the upside of baffle is provided with concentration detector, the barrel is corresponding to concentration detector department is provided with the sight window.
Preferably, the cylinder is provided with a glass cover plate at a position corresponding to the viewing window.
Preferably, the other end of the air duct is provided with a descending section which penetrates through the outer peripheral wall of the cylinder body.
Preferably, the top wall includes a plug disposed at a top of the inner peripheral wall.
Preferably, the plug has a pressure relief passage in communication with the pressure relief chamber.
Preferably, the header mechanism comprises a first pipeline for communicating the annular air cavity with the pressure relief pipe, and a first control valve is arranged on the first pipeline.
Preferably, the header mechanism comprises a gas line; and the second pipeline is used for communicating the annular air cavity with the gas pipeline and is provided with a second control valve.
Preferably, the hydrogen sulfide concentration detection device comprises a stud penetrating through the outer peripheral wall and the inner peripheral wall, and the stud is located above the baffle and close to the baffle.
When the detector device is used for recording the concentration of the hydrogen sulfide, firstly, the closed detection is realized, and the accuracy of the detection of the concentration of the hydrogen sulfide in the oil well is improved; secondly, the detected mixed gas is treated, and the hydrogen sulfide poisoning of operators is avoided; and thirdly, the labor intensity of operators is reduced.
In order to make the aforementioned and other objects, features and advantages of the invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a hydrogen sulfide concentration detection device disclosed in an embodiment of the present application.
Fig. 2 is a schematic view of direction a-a in fig. 1.
Fig. 3 is a schematic view of the direction B-B in fig. 1.
Reference numerals of the above figures: 1. a housing; 11. an air inlet; 12. a first screw head; 13. a gas-liquid separation chamber; 14. an air duct; 15. an annular air cavity; 16. a first guide hole; 17. a second guide hole; 18. a pressure relief pipe; 19. a buffer plate; 110. a pressure relief cavity; 111. plugging with a thread; 112. a pressure relief channel; 113. a pressure relief vent; 114. a stud; 115. a baffle plate; 116. a second screw head; 117. a third screw thread head; 118. a bottom wall; 119. an outer peripheral wall; 120. a top wall; 121. a shunt hole; 122. an inner peripheral wall; 2. a testing mechanism; 21. viewing the window; 22. an upper chamber; 23. a partition plate; 24. a nut; 25. a glass cover plate; 26. a lower cavity; 27. a barrel; 28. a descending section; 29. a gap; 3. a pipe collecting mechanism; 31. a first control valve; 32. a second control valve; 33. a connector; 34. a first pipeline; 35. a second pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present application discloses a hydrogen sulfide concentration detection apparatus, including: a housing 1 having a bottom wall 118, an outer peripheral wall 119 extending upward from the bottom wall 118, a baffle plate 115 disposed above the baffle plate 115 and located within the outer peripheral wall 119, an inner peripheral wall 122 extending upward from the baffle plate 115, and a top wall 120 disposed between the outer peripheral wall 119 and an upper portion of the inner peripheral wall 122; a gas-liquid separation chamber 13 is formed among the bottom wall 118, the baffle plate 115 and the outer peripheral wall 119; an annular air cavity 15 is formed among the outer peripheral wall 119, the inner peripheral wall 122, the top wall 120 and the baffle plate 115, a pressure relief cavity 110 is formed among the baffle plate 115, the inner peripheral wall 122 and the top wall 120, the pressure relief cavity 110, the annular air cavity 15 and the gas-liquid separation cavity 13 are isolated from each other, and the bottom wall 118 is provided with an air inlet hole 11 communicated with the gas-liquid separation cavity 13; an air duct 14, one end of the air duct 14 passing through the baffle plate 115 so that one end of the air duct 14 communicates with the gas-liquid separation chamber 13, and the other end of the air duct 14 passes through the inner peripheral wall 122 and the outer peripheral wall 119; the testing mechanism 2 is arranged on the peripheral wall 119 of the shell 1, the testing mechanism 2 comprises a testing shell and a partition plate 23 arranged in the testing shell, the partition plate 23 divides the testing shell into an upper cavity 22 and a lower cavity 26, a gap 29 for communicating the upper cavity 22 with the lower cavity 26 is arranged between the partition plate 23 and one end of the testing shell far away from the peripheral wall 119, the upper cavity 22 is communicated with the other end of the gas-guide tube 14, and the lower cavity 26 is communicated with the annular gas cavity 15 through a first guide hole 16 arranged on the peripheral wall 119; the manifold mechanism 3 is communicated with the annular air cavity 15 through a second guide hole 17 arranged on the outer peripheral wall 119; and one end of the pressure relief pipe 18 is communicated with the pressure relief cavity 110, and the other end of the pressure relief pipe 18 penetrates out of the inner peripheral wall 122 and the outer peripheral wall 119 and is communicated with the header mechanism 3.
Specifically, the outer peripheral wall 119 of the housing 1 extends upward from the outer edge of the bottom wall 118. The baffle 115 of the housing 1 is located above the bottom wall 118 and in a space enclosed by the bottom wall 118 and the outer peripheral wall 119. For ease of installation, the baffle 115 is generally parallel to the bottom wall 118. The baffle plate 115 partitions a space defined by the bottom wall 118 and the outer peripheral wall 119 into an upper space and a lower space isolated from each other. Wherein the lower space is a gas-liquid separation chamber 13. The gas-liquid separation chamber 13 may be used to separate liquids entrained in the mixed fluid. The bottom wall 118 of the housing 1 may be welded with a first threading head 12 (e.g., a threading head having a size of 4 minutes). The nipple has a flow passage communicating with the gas-liquid separation chamber 13, thereby introducing the mixed fluid into the gas-liquid separation chamber 13.
The inner circumferential wall 122 is located in the upper space. And a lower portion of the inner circumferential wall 122 is disposed on the baffle plate 115. The inner peripheral wall 122 and the outer peripheral wall 119 have a predetermined gap therebetween. Thereby, the inner circumferential wall 122 divides the upper space into the annular air chamber 15 and the pressure relief chamber 110. Wherein, the annular air cavity 15 is enclosed by the inner peripheral wall 122, the outer peripheral wall 119, the bottom wall 118 and the top wall 120. The pressure relief cavity 110 is defined by the inner peripheral wall 122, the bottom wall 118 and the top wall 120. The pressure relief chamber 110, the annular air chamber 15, and the gas-liquid separation chamber 13 are isolated from each other.
The lower end of the gas guiding pipe 14 is arranged on the baffle plate 115 in a penetrating way, so that the gas guiding pipe 14 is communicated with the gas-liquid separation cavity 13 to receive the mixed gas separated from the gas-liquid separation cavity 13. The upper end of the gas tube 14 extends out from the inner peripheral wall 122 and the outer peripheral wall 119, so that the separated mixed gas can be guided out of the housing 1.
The testing mechanism 2 is used for detecting the concentration of hydrogen sulfide in the mixed gas led out from the gas guide tube 14. The testing mechanism 2 may comprise a testing housing. The test housing may include a barrel 27 in a barrel-like configuration. Of course, the structure of the test housing may be in other forms. The axis of the barrel 27 is generally parallel to the horizontal. The left end of the cylinder 27 may be fixed to the outer peripheral wall 119 of the housing 1 by welding. The right end of the cylinder 27 is detachably provided with a nut by a screw, so that the testing mechanism 2 can be closed. In view of the structure of the cylinder 27, the other end of the air duct 14 has a descending section 28 that is formed through the outer peripheral wall 119 of the cylinder 27.
A partition plate 23 is arranged in the cylinder 27. The partition 23 extends generally along the axis of the barrel 27. The partition plate 23 may divide the cylinder 27 into left ends of the partition plate 23, and the left ends may be fixed to the outer circumferential wall 119 of the case 1 by welding. A gap 29 is provided between the right end of the partition 23 and the nut to communicate the upper chamber 22 with the lower chamber 26. The upper chamber 22 is in communication with the upper end of the airway tube 14. The lower chamber 26 communicates with the annular air chamber 15 through a first guide hole 16 provided in the outer peripheral wall 119. A concentration detector is arranged on the upper side of the partition plate 23, and a viewing window 21 is arranged on the cylinder 27 corresponding to the concentration detector. The baffle 23 may be used to position the hydrogen sulfide tester and also to ensure that the mixed gas must pass through the upper chamber 22 (i.e., from the hydrogen sulfide tester).
The cylinder 27 has a viewing window 21 inserted therein at a position corresponding to the concentration detector. The viewing window 21 is a body structure, and a glass cover plate 25 (as a cross-sectional view in the direction of a-a, see fig. 2) made of, for example, organic glass is provided on the top thereof so as to read the value in the hydrogen sulfide tester.
The outer peripheral wall 119 is further provided with a second guide hole 17. The second pilot holes 17 are capable of guiding the mixed gas flowing in from the first pilot holes 16 out of the annular gas chamber 15.
The manifold mechanism 3 may include a first pipe 34, a lower end of the first pipe 34 is communicated with the second guide hole 17, and an upper end of the first pipe 34 is communicated with the pressure relief pipe 18, so that the mixed gas can be guided into the pressure relief chamber 110. In order to facilitate connection, a second thread head 116 communicated with the pressure relief pipe 18 and a third thread head 117 communicated with the second guide hole 17 are welded on the outer peripheral wall 119 of the shell 1. The manifold mechanism 3 may further include a joint, and the joint is used for connecting the two connectors 33 of the manifold mechanism 3 with the second threading head 116 and the third threading head 117, respectively.
The first line 34 is provided with a first control valve 31. During the test, the first control valve 31 is opened, so that the hydrogen sulfide scavenger in the pressure relief chamber 110 scavenges hydrogen sulfide.
The right end of the pressure relief tube 18 is located within the pressure relief cavity 110. The left end of the pressure release pipe 18 passes through the inner peripheral wall 122 and the outer peripheral wall 119 from the pressure release chamber 110 to communicate with the upper end of the first conduit 34.
In a preferred embodiment, a buffer plate 19 for dividing the pressure relief cavity 110 into an upper cavity 22 and a lower cavity 26 is arranged in the pressure relief cavity 110, a branch hole 121 for communicating the upper cavity 22 with the lower cavity 26 is arranged on the buffer plate 19, the right end of the pressure relief pipe 18 penetrates out of the buffer plate 19 from top to bottom so as to be communicated with the lower cavity 26, and a hydrogen sulfide remover is arranged in the upper cavity 22. The buffer plate 19 allows the gas from the pressure relief pipe 18 to be diverted through the buffer plate 19. In addition, a hydrogen sulfide solid eliminating agent may be placed on the upper portion of the buffer plate 19.
Preferably, the top wall 120 includes a plug 111 disposed at the top of the inner peripheral wall 122. The plug 111 has a relief passage 112 communicating with the relief chamber 110. The end of the pressure release channel 112 is provided with 4 pressure release holes 113 (as shown in the cross-sectional view along the direction B-B, see fig. 3).
Preferably, the header mechanism 3 comprises a second pipeline 35 for communicating the annular air chamber 15 with the gas pipeline, and a second control valve 32 is arranged on the second pipeline 35.
Preferably, the hydrogen sulfide concentration detection device includes a stud 114 penetrating the outer circumferential wall 119 and the inner circumferential wall 122, and the stud 114 is located above the baffle 115 and adjacent to the baffle 115. A liquid discharge hole is formed in one side of the bottom of the pressure relief cavity 110 of the device main body, the liquid discharge hole is of an internal thread structure and can be matched with the stud 114 for use, and the stud 114 blocks the liquid discharge hole in the normal test process. When it is desired to drain the fluid from the relief cavity 110, the stud 114 may be removed, thereby opening the drain hole.
The installation method of the hydrogen sulfide concentration detection device in the embodiment of the application is as follows:
1. connecting the third screw head 117 with the connecting head 33 at the lower part of the manifold mechanism 3, and connecting the second screw head 116 with the pressure relief pipe 18;
2. the pipe plug 111 of the shell 1 is opened, and a hydrogen sulfide remover (if the hydrogen sulfide remover is a liquid phase, the hydrogen sulfide remover can be discharged from a liquid discharge hole, and if the hydrogen sulfide remover is a solid phase, the hydrogen sulfide remover can be discharged from the pipe plug 111 only);
3. the nut 24 of the test mechanism 2 is opened, the hydrogen sulfide detector is placed on the diaphragm 23, and then the nut 24 is screwed on.
The test method of the hydrogen sulfide concentration detection device in the embodiment of the application is as follows:
1. opening a four-way gate at the sleeve gas receiving process, and enabling the mixed gas to enter a gas-liquid separation cavity 13 from a gas transmission pipeline through a gas inlet hole 11;
2. a small amount of liquid in the mixed gas is simply separated by the gas-liquid separation cavity 13, the liquid is left in the gas-liquid separation cavity 13, and the gas enters the gas guide pipe 14;
3. the mixed gas enters the testing mechanism 2 through the gas guide pipe 14, and the concentration of the hydrogen sulfide is detected through a hydrogen sulfide detector on the partition plate 23, and because the chamber of the testing mechanism 2 is in a closed state, the detection of the concentration of the hydrogen sulfide belongs to closed detection;
4. the detected mixed gas enters the annular air cavity 15 through the first guide hole 16;
5. the gas in the annular gas cavity 15 enters the header mechanism 3 through the second guide hole 17;
6. generally, the first control valve 31 (such as a pressure relief valve) on the manifold mechanism 3 is opened, the second control valve 32 is closed, the mixed gas enters the pressure relief pipe 18 through the first control valve 31, then enters the pressure relief cavity 110 through the buffer plate 19, is treated by the hydrogen sulfide remover in the pressure relief cavity 110, and enters the pressure relief channel 112 on the plug 111 and finally is discharged through the pressure relief hole 113;
7. in a special case, if the hydrogen sulfide remover fails, the first control valve 31 on the header mechanism 3 is closed, the second control valve 32 is opened, and the mixed gas enters the gas transmission line through the second control valve 32.
Therefore, the application has the following advantages by adopting the structure:
1. the hydrogen sulfide concentration is detected in a closed manner, and the accuracy of detecting the hydrogen sulfide concentration of the oil well is improved;
2. the detected mixed gas is treated, and the hydrogen sulfide poisoning of operators is avoided;
3. reduces the labor intensity of the operators
4. Flexible use, simple operation and convenient reading.
The principle and the implementation mode of the invention are explained by applying specific embodiments in the invention, and the description of the embodiments is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A hydrogen sulfide concentration detection device characterized by comprising:
a housing having a bottom wall, an outer peripheral wall extending upwardly from the bottom wall, a baffle disposed above the bottom wall and within the outer peripheral wall, an inner peripheral wall extending upwardly from the baffle, a top wall disposed between the outer peripheral wall and an upper portion of the inner peripheral wall; a gas-liquid separation cavity is formed among the bottom wall, the baffle plate and the outer peripheral wall; an annular air cavity is formed among the outer peripheral wall, the inner peripheral wall, the top wall and the baffle, a pressure relief cavity is formed among the baffle, the inner peripheral wall and the top wall, the pressure relief cavity, the annular air cavity and the gas-liquid separation cavity are isolated from each other, and the bottom wall is provided with an air inlet communicated with the gas-liquid separation cavity;
one end of the air guide pipe penetrates through the baffle plate so that one end of the air guide pipe is communicated with the gas-liquid separation cavity, and the other end of the air guide pipe penetrates through the inner peripheral wall and the outer peripheral wall;
the testing mechanism is arranged on the peripheral wall of the shell and comprises a testing shell and a partition plate arranged in the testing shell, the partition plate divides the testing shell into an upper cavity and a lower cavity, a gap for communicating the upper cavity with the lower cavity is formed between the partition plate and one end, far away from the peripheral wall, of the testing shell, the upper cavity is communicated with the other end of the gas guide tube, and the lower cavity is communicated with the annular gas cavity through a first guide hole formed in the peripheral wall;
the pipe collecting mechanism is communicated with the annular air cavity through a second guide hole formed in the outer peripheral wall;
and one end of the pressure relief pipe is communicated with the pressure relief cavity, and the other end of the pressure relief pipe penetrates out of the inner peripheral wall and the outer peripheral wall and is communicated with the pipe collecting mechanism.
2. The hydrogen sulfide concentration detection device according to claim 1, wherein a buffer plate for dividing the pressure relief chamber into an upper chamber and a lower chamber is disposed in the pressure relief chamber, a branch hole for communicating the upper chamber with the lower chamber is disposed in the buffer plate, one end of the pressure relief pipe penetrates through the buffer plate from top to bottom so as to communicate with the lower chamber, and a hydrogen sulfide remover is disposed in the upper chamber.
3. The hydrogen sulfide concentration detection apparatus according to claim 1, wherein the test case includes a cylinder, one end of the cylinder is welded to the outer peripheral wall, the other end of the cylinder is detachably provided with a nut, a concentration detector is provided on an upper side of the partition, and a viewing window is provided in the cylinder corresponding to the concentration detector.
4. The hydrogen sulfide concentration detection apparatus according to claim 3, wherein the cylinder is provided with a glass cover plate at a position corresponding to the sight window.
5. The hydrogen sulfide concentration detection device according to claim 3, wherein the other end of the gas guide tube has a descending section that penetrates the outer peripheral wall of the cylinder.
6. The hydrogen sulfide concentration detection apparatus according to claim 1, wherein the top wall includes a plug provided on a top portion of the inner circumferential wall.
7. The hydrogen sulfide concentration detection apparatus according to claim 6, wherein the plug has a pressure release passage communicating with the pressure release chamber.
8. The hydrogen sulfide concentration detection apparatus according to claim 1, wherein the manifold mechanism includes a first line for communicating the annular air chamber with the pressure relief pipe, the first line being provided with a first control valve.
9. The hydrogen sulfide concentration detection apparatus according to claim 8, wherein the header mechanism includes: a gas line; and the second pipeline is used for communicating the annular air cavity with the gas pipeline and is provided with a second control valve.
10. The hydrogen sulfide concentration detection device according to claim 1, wherein the hydrogen sulfide concentration detection device includes a stud penetrating the outer circumferential wall and the inner circumferential wall, and the stud is located above and adjacent to the baffle.
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| CN201711061480.2A CN107957481B (en) | 2017-11-02 | 2017-11-02 | Hydrogen sulfide concentration detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711061480.2A CN107957481B (en) | 2017-11-02 | 2017-11-02 | Hydrogen sulfide concentration detection device |
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| CN107957481A CN107957481A (en) | 2018-04-24 |
| CN107957481B true CN107957481B (en) | 2020-04-10 |
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| CN201711061480.2A Active CN107957481B (en) | 2017-11-02 | 2017-11-02 | Hydrogen sulfide concentration detection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109991379A (en) * | 2019-05-10 | 2019-07-09 | 苏州华能检测技术有限公司 | A kind of Air Hydrogen Sulfide detection method of content |
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| CN101017105A (en) * | 2006-02-07 | 2007-08-15 | 俞洪燕 | Gas-liquid polyphase flow separating rectifying device and measurement device thereof |
| CN102608277A (en) * | 2012-04-10 | 2012-07-25 | 无锡隆盛科技有限公司 | Detection system and method for oxynitride sensor |
| CN103463945A (en) * | 2013-09-25 | 2013-12-25 | 天津亿利科能源科技发展股份有限公司 | Remover and removal method for sulfuretted hydrogen in low-water cut crude oil associated gas |
| CN204532330U (en) * | 2015-02-05 | 2015-08-05 | 中国石油天然气股份有限公司 | A kind of production wellhead sulfurated hydrogen detection instrument |
| CN106018704A (en) * | 2016-07-07 | 2016-10-12 | 洛阳高昌机电科技有限公司 | Nitrogen trifluoride leakage concentration detection device |
| CN205941504U (en) * | 2016-08-08 | 2017-02-08 | 中国石油天然气股份有限公司 | Oil well hydrogen sulfide detection auxiliary device |
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- 2017-11-02 CN CN201711061480.2A patent/CN107957481B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101017105A (en) * | 2006-02-07 | 2007-08-15 | 俞洪燕 | Gas-liquid polyphase flow separating rectifying device and measurement device thereof |
| CN102608277A (en) * | 2012-04-10 | 2012-07-25 | 无锡隆盛科技有限公司 | Detection system and method for oxynitride sensor |
| CN103463945A (en) * | 2013-09-25 | 2013-12-25 | 天津亿利科能源科技发展股份有限公司 | Remover and removal method for sulfuretted hydrogen in low-water cut crude oil associated gas |
| CN204532330U (en) * | 2015-02-05 | 2015-08-05 | 中国石油天然气股份有限公司 | A kind of production wellhead sulfurated hydrogen detection instrument |
| CN106018704A (en) * | 2016-07-07 | 2016-10-12 | 洛阳高昌机电科技有限公司 | Nitrogen trifluoride leakage concentration detection device |
| CN205941504U (en) * | 2016-08-08 | 2017-02-08 | 中国石油天然气股份有限公司 | Oil well hydrogen sulfide detection auxiliary device |
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| CN107957481A (en) | 2018-04-24 |
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