CN203259522U - Offshore platform hydrogen sulfide online analyzer system - Google Patents
Offshore platform hydrogen sulfide online analyzer system Download PDFInfo
- Publication number
- CN203259522U CN203259522U CN 201320301947 CN201320301947U CN203259522U CN 203259522 U CN203259522 U CN 203259522U CN 201320301947 CN201320301947 CN 201320301947 CN 201320301947 U CN201320301947 U CN 201320301947U CN 203259522 U CN203259522 U CN 203259522U
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- CN
- China
- Prior art keywords
- hydrogen sulfide
- line analysis
- central controller
- hydrogen
- sulfuretted hydrogen
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Abstract
The utility model discloses an offshore platform hydrogen sulfide online analyzer system. The system comprises two hydrogen sulfide online analyzing devices and a central controller, the two hydrogen sulfide online analyzing devices are respectively connected to the central controller, each of the two hydrogen sulfide online analyzing devices comprises a sealed cabinet, a hydrogen sulfide analyzer, a pressure reduction unit and an electric heater are arranged in the cabinet, the central controller is connected with the hydrogen sulfide analyzer, the inlet end of the pressure reduction unit is connected with a sample gas inlet tube, the reduced gas outlet end of the pressure reduction unit is connected to the hydrogen sulfide analyzer, a pressure signal after the pressure reduction of the pressure reduction unit is transmitted to the central controller, a solenoid valve is arranged at the sample gas inlet end, and the solenoid valve is connected with the central controller. The system is used for the real time detection of the content of H2S in available natural gas energy generated in the oil and gas field exploitation process.
Description
Technical field
The utility model belongs to a kind of sulfuretted hydrogen analytic system, particularly a kind of offshore platform sulfuretted hydrogen on-line analysis instrument system.
Background technology
At present domesticly use H2S content in the test tube method offline inspection rock gas at the petroleum and natural gas platform, need artificial on-site sampling, so complex operation, security is low, and the hand dipping precision is low, and the manual operation error is large, error even reach 100ppm.Existing H2S in-line analyzer can not directly apply to the work condition environment of offshore production platform.
The utility model content
The purpose of this utility model is to provide a kind of offshore platform sulfuretted hydrogen on-line analysis instrument system.
To be solved in the utility model is H2S content in the existing petroleum and natural gas detection of platform rock gas, complex operation, and security is low, the problem that measuring accuracy is low.
For realizing the purpose of this utility model, the technical solution adopted in the utility model is:
The utility model comprises two cover sulfuretted hydrogen on-line analysis device and central controllers, two cover sulfuretted hydrogen on-line analysis devices are connected on the central controller, described sulfuretted hydrogen on-line analysis device comprises the sealing cabinet, be provided with hydrogen sulfide analyzer in the cabinet, decompressing unit and electric heater, central controller is connected with hydrogen sulfide analyzer, decompressing unit entrance termination sample gas inlet tube, the post-decompression endpiece access of decompressing unit hydrogen sulfide analyzer, the post-decompression pressure signal of decompressing unit sends central controller to, be provided with solenoid valve at sample gas inlet end, this solenoid valve is connected with central controller, when central controller receives post-decompression gaseous tension when unusual, central controller cuts off the solenoid valve on the sample gas inlet tube, closes entering of sample gas; Establish retaining valve on the bypass flow path of hydrogen sulfide analyzer, reflux to solve to produce when sample gas is discharged into former loop, when retaining valve two ends have positive pressure differential, bypass flow path is in a steady stream exhaust of emission point, when pressure equilibrium, the work of sample atmospheric pressure data, startup solenoid valve and electric heater after retaining valve cut-off, central controller are reduced pressure for the data that receive and process hydrogen sulfide analyzer, decompressing unit.
The utility model is used for the real-time detection of H2S content in the utilized natural gas energy resource that the exploitation of oil-gas field process produces, have fast, accurately, the advantage of safe ready.The utility model is the content of H2S before the selexol process and after the desulfurization simultaneously.Content detection provides data for desulfurization process before the desulfurization, whether the H2S content detection after the desulfurization can check desulfurized effect good, whether this natural gas transport the next stage processing be can carried out to land terminal, thereby the feature of environmental protection and the security of energy utilization ensured.
Description of drawings
Fig. 1 is process frame chart of the present utility model.
Fig. 2 is each assembly connection diagram of the utility model sulfuretted hydrogen on-line analysis device.
Embodiment
Below in conjunction with drawings and the specific embodiments the utility model is further described.
As shown in the figure, the utility model comprises sulfuretted hydrogen on-line analysis device 2, sulfuretted hydrogen on-line analysis device 5 and a central controller 3, and sulfuretted hydrogen on-line analysis device 2, sulfuretted hydrogen on-line analysis device 5 are connected on the central controller 3.Described sulfuretted hydrogen on-line analysis device 2 comprises sealing cabinet 7, be provided with hydrogen sulfide analyzer 8, decompressing unit 9 and electric heater 10 in the cabinet 7, central controller 3 is connected connection with hydrogen sulfide analyzer, decompressing unit 9 entrance termination sample gas inlet tubes, decompressing unit 9 post-decompression endpiece access hydrogen sulfide analyzers 3, decompressing unit 9 post-decompression pressure signals send central controller 3 to, sample gas inlet end at sulfuretted hydrogen on-line analysis device 2 is provided with solenoid valve 1, and this solenoid valve 1 is connected with central controller 3.Sample gas inlet end at sulfuretted hydrogen on-line analysis device 5 is provided with solenoid valve 4, and this solenoid valve 4 is connected with central controller 3.Establish retaining valve 6 on the bypass flow path of hydrogen sulfide analyzer 8; Also establish retaining valve on the bypass flow path of the hydrogen sulfide analyzer of sulfuretted hydrogen on-line analysis device 5.Central controller 3 is used for receiving and processing the data of hydrogen sulfide analyzer 8, the pressure data of decompressing unit 9, the work of startup solenoid valve 1, solenoid valve 4 and electric heater 10.Central controller 3 is controlled with the same manner these assemblies on another sulfuretted hydrogen on-line analysis device 5.
Be provided with the jetting pump as the exhaust emissions unit in the cabinet 7.Sulfuretted hydrogen in-line analyzer 8 is lead acetate paper tape method Photoelectric Detection hydrogen sulfide analyzer.Decompressing unit 9 is pressure unit.Sulfuretted hydrogen on-line analysis device 2, sulfuretted hydrogen on-line analysis device 5 structures are identical, and a cover is the sulfuretted hydrogen on-line analysis device before the selexol process, and another set of is sulfuretted hydrogen on-line analysis device behind the selexol process.
Claims (5)
1. offshore platform sulfuretted hydrogen on-line analysis instrument system, comprise two cover sulfuretted hydrogen on-line analysis device and central controllers, two cover sulfuretted hydrogen on-line analysis devices are connected on the central controller, it is characterized in that described sulfuretted hydrogen on-line analysis device comprises the sealing cabinet, be provided with hydrogen sulfide analyzer in the cabinet, decompressing unit and electric heater, central controller is connected with hydrogen sulfide analyzer, decompressing unit entrance termination sample gas inlet tube, the post-decompression endpiece access of decompressing unit hydrogen sulfide analyzer, the post-decompression pressure signal of decompressing unit sends central controller to, be provided with solenoid valve at sample gas inlet end, this solenoid valve is connected with central controller, establishes retaining valve on the bypass flow path of hydrogen sulfide analyzer; Central controller is used for reception and processes the work of the pressure data of the data of hydrogen sulfide analyzer, decompressing unit, startup solenoid valve and electric heater.
2. offshore platform sulfuretted hydrogen on-line analysis instrument system according to claim 1 is characterized in that being provided with in the cabinet jetting pump as the exhaust emissions unit.
3. offshore platform sulfuretted hydrogen on-line analysis instrument system according to claim 1 is characterized in that the sulfuretted hydrogen in-line analyzer is lead acetate paper tape method Photoelectric Detection hydrogen sulfide analyzer.
4. offshore platform sulfuretted hydrogen on-line analysis instrument system according to claim 1 is characterized in that decompressing unit is pressure unit.
5. offshore platform sulfuretted hydrogen on-line analysis instrument system according to claim 1, it is characterized in that two cover sulfuretted hydrogen on-line analysis apparatus structures are identical, one cover is the sulfuretted hydrogen on-line analysis device before the selexol process, and another set of is sulfuretted hydrogen on-line analysis device behind the selexol process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320301947 CN203259522U (en) | 2013-05-29 | 2013-05-29 | Offshore platform hydrogen sulfide online analyzer system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320301947 CN203259522U (en) | 2013-05-29 | 2013-05-29 | Offshore platform hydrogen sulfide online analyzer system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203259522U true CN203259522U (en) | 2013-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320301947 Expired - Lifetime CN203259522U (en) | 2013-05-29 | 2013-05-29 | Offshore platform hydrogen sulfide online analyzer system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203259522U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267730A (en) * | 2013-05-29 | 2013-08-28 | 嘉兴市立特电子科技有限公司 | On-line hydrogen sulfide analyzer system of offshore platform |
| CN104391092A (en) * | 2014-12-12 | 2015-03-04 | 重庆市荣冠科技有限公司 | Multi-gas detection based gas inlet device |
| CN109856334A (en) * | 2019-02-01 | 2019-06-07 | 中国石油天然气集团公司 | A kind of real-time analytical equipment of gas pipeline hydrogen sulfide |
-
2013
- 2013-05-29 CN CN 201320301947 patent/CN203259522U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267730A (en) * | 2013-05-29 | 2013-08-28 | 嘉兴市立特电子科技有限公司 | On-line hydrogen sulfide analyzer system of offshore platform |
| CN104391092A (en) * | 2014-12-12 | 2015-03-04 | 重庆市荣冠科技有限公司 | Multi-gas detection based gas inlet device |
| CN109856334A (en) * | 2019-02-01 | 2019-06-07 | 中国石油天然气集团公司 | A kind of real-time analytical equipment of gas pipeline hydrogen sulfide |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131030 |