CN109406377A - Underwater kit hydrogen sulfide corrosion data detecting device - Google Patents
Underwater kit hydrogen sulfide corrosion data detecting device Download PDFInfo
- Publication number
- CN109406377A CN109406377A CN201811502706.2A CN201811502706A CN109406377A CN 109406377 A CN109406377 A CN 109406377A CN 201811502706 A CN201811502706 A CN 201811502706A CN 109406377 A CN109406377 A CN 109406377A
- Authority
- CN
- China
- Prior art keywords
- hydrogen sulfide
- concentration
- data
- underwater
- hydrogen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 229910000037 hydrogen sulfide Inorganic materials 0.000 title claims abstract description 71
- 238000005260 corrosion Methods 0.000 title claims abstract description 20
- 230000007797 corrosion Effects 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 18
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000001257 hydrogen Substances 0.000 claims abstract description 17
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims abstract description 14
- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- 238000004073 vulcanization Methods 0.000 claims abstract description 12
- 238000011897 real-time detection Methods 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 5
- 239000005864 Sulphur Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 239000003921 oil Substances 0.000 description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000002199 base oil Substances 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000019086 sulfide ion homeostasis Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
-
- 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—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/0044—Sulphides, e.g. H2S
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Pathology (AREA)
- Environmental & Geological Engineering (AREA)
- Ecology (AREA)
- Environmental Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The present invention relates to a kind of underwater kit hydrogen sulfide corrosion data detecting devices, include: passing through the underwater vulcanization hydrogen detection system and water surface data monitoring system of communication cable connection communication；Wherein, the underwater vulcanization hydrogen detection system includes: multiple concentration of hydrogen sulfide detectors are fixed at each position to be monitored on underwater kit, real-time detection concentration of hydrogen sulfide data；Data sink is connect with each concentration of hydrogen sulfide detector respectively by submerged cable, is received and the concentration of hydrogen sulfide data that detect of each concentration of hydrogen sulfide detector of real-time storage, and is transmitted to water surface data monitoring system by communication cable.The present invention, which passes through, is arranged concentration of hydrogen sulfide detector at the key position equipped under water, whether real-time detection hydrogen sulfide leaks and its leakiness, accomplishes that timely early warning is interfered in time, prevents the generation of serious accident.
Description
Technical field
The present invention relates to a kind of data detecting device of toxic and harmful gas, in particular to a kind of hydrogen sulfide of underwater kit
The data detecting device of gas belongs to the technical field of underwater equipment monitoring.
Background technique
With scientific and technological economic continuous development, the demand to the energy is also increasingly increasing.Currently, the explored oil in land
Gas reserves are no longer satisfied the demand of Future Consumption, and the oil and gas reserves that seabed is verified then is being continuously increased.But oil gas
Exploitation often it is adjoint be this toxic and harmful gas of hydrogen sulfide generation.Hydrocarbon sub-marine field is opened because of hydrogen sulfide gas leakage
The underwater kit adopted causes corrosion failure, is the biggest threat factor of production of hydrocarbons safety, accident caused by destroying, it will
Cause the serious societal consequence such as huge economic loss or even casualties.
For deep seafloor exploitation of oil-gas field, after oil gas is extracted, first by submarine oil (or natural gas)
Petroleum (or natural gas) is transported to Hai Ping from deep-sea by the underwater kits such as gathering line, main pipeline and attached pressurization platform
Near face.Therefore, in this process, the hydrogen sulfide gas for studying and protecting underwater equipment to be compromised is detected by data
It is very great for corroding and cause the meaning of safety accident.
Based on above-mentioned, the present invention proposes a kind of underwater kit hydrogen sulfide corrosion data detecting device, and real-time monitoring is for sea
At each significant points or key position of the underwater kit of base oil gas-field exploitation, if there are the leakage of hydrogen sulfide gas, from
And accomplish timely early warning, it avoids that safety accident occurs, effectively solves disadvantage existing in the prior art and limitation.
Summary of the invention
The object of the present invention is to provide a kind of underwater kit hydrogen sulfide corrosion data detecting devices, pass through what is equipped under water
Concentration of hydrogen sulfide detector is set at key position, and whether real-time detection hydrogen sulfide leaks and its leakiness, accomplishes pre- in time
Alert interference in time, prevents the generation of serious accident.
In order to achieve the above objectives, the present invention proposes a kind of underwater kit hydrogen sulfide corrosion data detecting device, includes: passing through
The underwater vulcanization hydrogen detection system and water surface data monitoring system of communication cable connection communication；Wherein, the underwater vulcanization
Hydrogen detection system includes: multiple concentration of hydrogen sulfide detectors, is fixed at each position to be monitored on underwater kit, in real time
Detect concentration of hydrogen sulfide data；Data sink is connect with each concentration of hydrogen sulfide detector respectively by submerged cable, is received
And the concentration of hydrogen sulfide data that each concentration of hydrogen sulfide detector of real-time storage detects, and the water surface is transmitted to by communication cable
Data monitoring system.
The concentration of hydrogen sulfide detector is fixed at well head production channel, and/or the submerged production of underwater kit
On tree, and/or valve, and/or oil gas transmission pipeline, and/or main pipeline.
Position to be monitored setting where each concentration of hydrogen sulfide detector corresponds to it is position encoded, which compiles
Code is sent to data sink with the concentration of hydrogen sulfide data detected together.
The underwater vulcanization hydrogen detection system also includes power supply, is connect by submerged cable with data sink.
The underwater vulcanization hydrogen detection system also includes waterproof pressure shell, and the data sink and power supply are fixed
It is mounted on the inside of the waterproof pressure shell.
The waterproof pressure shell is made of anticorrosion material, and pressure-bearing range is between 1400Psi~1800Psi.
The water surface data monitoring system includes: data processor is connect with data sink by communication cable, is connect
Concentration of hydrogen sulfide data that each concentration of hydrogen sulfide detector detects and its position encoded are received, and are respectively converted into concentration telecommunications
Number and corresponding position electric signal output；Computer processor is connect with data processor by signal wire, receives and processes number
The concentration electric signal and position electric signal exported according to processor.
The computer processor judges that underwater kit is each according to the concentration electric signal and position electric signal that receive
Whether position to be monitored is exceeded with the presence or absence of hydrogen sulfide leakage and concentration of hydrogen sulfide, timely early warning and real-time storage record.
In conclusion underwater kit hydrogen sulfide corrosion data detecting device of the present invention, passes through what is equipped under water
Concentration of hydrogen sulfide detector is set at the key position of the needs such as oil gas transmission pipeline and main pipeline detection and key area,
So that whether real-time detection hydrogen sulfide leaks and its leakiness, accomplishes that timely early warning is interfered in time, prevent serious accident
Generation.In addition, the data that can periodically obtain to detection arrange, for the etch state for analyzing underwater kit, research protection
A large amount of data are provided to support.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the underwater kit hydrogen sulfide corrosion data detecting device in the present invention.
Specific embodiment
Below in conjunction with Fig. 1, by preferred embodiment to technology contents of the invention, construction feature, reached purpose and function
Effect is described in detail.
As shown in Figure 1, being underwater kit hydrogen sulfide corrosion data detecting device provided by the present invention, include: by logical
Interrogate the underwater vulcanization hydrogen detection system 1 and water surface data monitoring system 3 of 2 connection communication of optical cable.
Wherein, the underwater vulcanization hydrogen detection system 1 includes: multiple concentration of hydrogen sulfide detectors 11 are fixed at
Each position to be monitored on underwater kit, real-time detection concentration of hydrogen sulfide data；Data sink 12 passes through submerged cable point
It does not connect, receives and the sulphur that detects of each concentration of hydrogen sulfide detector 11 of real-time storage with each concentration of hydrogen sulfide detector 11
Change hydrogen concentration data, and water surface data monitoring system 3 is transmitted to by communication cable 2.
Position encoded, the position is arranged in position to be monitored where each concentration of hydrogen sulfide detector 11 corresponds to it
The concentration of hydrogen sulfide data for encoding and detecting are sent to data sink 12 together.
The underwater vulcanization hydrogen detection system 1 includes also power supply 13, is connect by submerged cable with data sink 12,
Working power is provided for it.
The underwater vulcanization hydrogen detection system 1 also includes waterproof pressure shell (not showing that in figure), the data
Receiver 12 and power supply 13 are fixedly mounted on the inside of the waterproof pressure shell.
The waterproof pressure shell is made of anticorrosion material, and pressure-bearing range is in 1400Psi~1800Psi (ft lbf/flat
Square inch) between, favorable sealing property.
Wherein, the water surface data monitoring system 3 includes: data processor 31 passes through communication cable 2 and data receiver
Device 12 connects, and receives concentration of hydrogen sulfide data that each concentration of hydrogen sulfide detector 11 detects and its position encoded, and respectively
Be converted to concentration electric signal and the output of corresponding position electric signal；Computer processor 32, passes through signal wire and data processor
31 connections, receive and process the concentration electric signal and position electric signal of the output of data processor 31.
The computer processor 32 judges that underwater kit is each according to the concentration electric signal and position electric signal that receive
Whether a position to be monitored is exceeded with the presence or absence of hydrogen sulfide leakage and concentration of hydrogen sulfide, timely early warning and real-time storage record.
In a preferred embodiment of the invention, the underwater kit includes: that the well head of subsea fields drilling-production equipment is raw
Produce channel, subsea production tree, valve, oil gas transmission pipeline and main pipeline etc..That is, the concentration of hydrogen sulfide is visited
The well head that survey device 11 is fixed at underwater kit produces channel, and/or subsea production tree, and/or valve, and/or oil gas passes
On defeated pipeline, and/or main pipeline.
In conclusion underwater kit hydrogen sulfide corrosion data detecting device of the present invention, passes through what is equipped under water
Concentration of hydrogen sulfide detector is set at the key position of the needs such as oil gas transmission pipeline and main pipeline detection and key area,
So that whether real-time detection hydrogen sulfide leaks and its leakiness, accomplishes that timely early warning is interfered in time, prevent serious accident
Generation.In addition, the data that can periodically obtain detection are acquired analysis, which position of underwater kit is easy to cause
How long hydrogen sulfide leakage can probably cause hydrogen sulfide leakage etc. and obtain empirical data, for the corrosion shape for analyzing underwater kit
State, research protection provide a large amount of data and support.
It is discussed in detail although the contents of the present invention have passed through above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read above content, for of the invention
A variety of modifications and substitutions all will be apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (8)
1. a kind of underwater kit hydrogen sulfide corrosion data detecting device is, characterized by comprising: pass through communication cable connection communication
Underwater vulcanization hydrogen detection system and water surface data monitoring system；
The underwater vulcanization hydrogen detection system includes:
Multiple concentration of hydrogen sulfide detectors are fixed at each position to be monitored on underwater kit, real-time detection hydrogen sulfide
Concentration data；
Data sink is connect with each concentration of hydrogen sulfide detector respectively by submerged cable, receives and real-time storage is each
The concentration of hydrogen sulfide data that concentration of hydrogen sulfide detector detects, and water surface data monitoring system is transmitted to by communication cable.
2. underwater kit hydrogen sulfide corrosion data detecting device as described in claim 1, which is characterized in that the hydrogen sulfide
The well head that concentrations detectors are fixed at underwater kit produces channel, and/or subsea production tree, and/or valve, and/or oil
On gas transmission pipeline, and/or main pipeline.
3. underwater kit hydrogen sulfide corrosion data detecting device as claimed in claim 2, which is characterized in that each sulphur
The position to be monitored setting changed where hydrogen concentration detector corresponds to it is position encoded, this is position encoded dense with hydrogen sulfide that is detecting
Degree evidence is sent to data sink together.
4. underwater kit hydrogen sulfide corrosion data detecting device as claimed in claim 3, which is characterized in that the underwater sulphur
Changing hydrogen detection system also includes power supply, is connect by submerged cable with data sink.
5. underwater kit hydrogen sulfide corrosion data detecting device as claimed in claim 4, which is characterized in that the underwater sulphur
Changing hydrogen detection system also includes waterproof pressure shell, and the data sink and power supply are fixedly mounted on the waterproof pressure shell
Inside.
6. underwater kit hydrogen sulfide corrosion data detecting device as claimed in claim 5, which is characterized in that the waterproof is resistance to
Pressure shell is made of anticorrosion material, and pressure-bearing range is between 1400Psi~1800Psi.
7. underwater kit hydrogen sulfide corrosion data detecting device as claimed in claim 3, which is characterized in that the water surface number
Include according to monitoring system:
Data processor is connect by communication cable with data sink, receives what each concentration of hydrogen sulfide detector detected
Concentration of hydrogen sulfide data and its position encoded, and it is respectively converted into concentration electric signal and the output of corresponding position electric signal；
Computer processor is connect by signal wire with data processor, and the concentration electricity of data processor output is received and processed
Signal and position electric signal.
8. underwater kit hydrogen sulfide corrosion data detecting device as claimed in claim 7, which is characterized in that the computer
Processor judges each position to be monitored of underwater kit with the presence or absence of sulphur according to the concentration electric signal and position electric signal received
Change hydrogen leakage and whether concentration of hydrogen sulfide is exceeded, timely early warning and real-time storage record.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811502706.2A CN109406377A (en) | 2018-12-10 | 2018-12-10 | Underwater kit hydrogen sulfide corrosion data detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811502706.2A CN109406377A (en) | 2018-12-10 | 2018-12-10 | Underwater kit hydrogen sulfide corrosion data detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109406377A true CN109406377A (en) | 2019-03-01 |
Family
ID=65458037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811502706.2A Pending CN109406377A (en) | 2018-12-10 | 2018-12-10 | Underwater kit hydrogen sulfide corrosion data detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109406377A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201246131Y (en) * | 2008-06-05 | 2009-05-27 | 美钻石油钻采***(上海)有限公司 | Hydrogen sulfide leakage alarming emergent cut-out apparatus |
| CN202281767U (en) * | 2011-10-18 | 2012-06-20 | 宇星科技发展(深圳)有限公司 | Hydrogen sulfide online monitoring analyzer |
| CN102565870A (en) * | 2011-12-12 | 2012-07-11 | 中国地质科学院矿产资源研究所 | Deep-sea visual geochemical multi-parameter in-situ comprehensive detection system |
| GB201420403D0 (en) * | 2014-11-18 | 2014-12-31 | Subsea Asset Location Tech Ltd | Remote monitoring of underwater oil and gas leakages |
| CN104828163A (en) * | 2015-05-12 | 2015-08-12 | 中国安全生产科学研究院 | Dangerous chemical leakage accident emergency monitoring mobile robot |
| US20160349228A1 (en) * | 2015-05-29 | 2016-12-01 | Rebellion Photonics, Inc. | Hydrogen sulfide imaging system |
| CN207832229U (en) * | 2017-12-22 | 2018-09-07 | 美钻能源科技(上海)有限公司 | Underwater hydrology detection system |
| CN209296539U (en) * | 2018-12-10 | 2019-08-23 | 美钻深海能源科技研发（上海）有限公司 | Underwater kit hydrogen sulfide corrosion data detecting device |
-
2018
- 2018-12-10 CN CN201811502706.2A patent/CN109406377A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201246131Y (en) * | 2008-06-05 | 2009-05-27 | 美钻石油钻采***(上海)有限公司 | Hydrogen sulfide leakage alarming emergent cut-out apparatus |
| CN202281767U (en) * | 2011-10-18 | 2012-06-20 | 宇星科技发展(深圳)有限公司 | Hydrogen sulfide online monitoring analyzer |
| CN102565870A (en) * | 2011-12-12 | 2012-07-11 | 中国地质科学院矿产资源研究所 | Deep-sea visual geochemical multi-parameter in-situ comprehensive detection system |
| GB201420403D0 (en) * | 2014-11-18 | 2014-12-31 | Subsea Asset Location Tech Ltd | Remote monitoring of underwater oil and gas leakages |
| CN104828163A (en) * | 2015-05-12 | 2015-08-12 | 中国安全生产科学研究院 | Dangerous chemical leakage accident emergency monitoring mobile robot |
| US20160349228A1 (en) * | 2015-05-29 | 2016-12-01 | Rebellion Photonics, Inc. | Hydrogen sulfide imaging system |
| CN207832229U (en) * | 2017-12-22 | 2018-09-07 | 美钻能源科技(上海)有限公司 | Underwater hydrology detection system |
| CN209296539U (en) * | 2018-12-10 | 2019-08-23 | 美钻深海能源科技研发（上海）有限公司 | Underwater kit hydrogen sulfide corrosion data detecting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO323769B1 (en) | Method and apparatus for non-penetrating pressure painting in wellhead annulus | |
| CN103485761A (en) | Deepwater drilling riser state monitoring system and working method thereof | |
| US10175094B2 (en) | Fiber optic communications with subsea sensors | |
| CN209296539U (en) | Underwater kit hydrogen sulfide corrosion data detecting device | |
| CN1940578A (en) | Non-contact inspection and its special device at marine-bottom pipeline cathode protecting state | |
| WO2022088879A1 (en) | Seabed natural gas hydrate exploitation monitoring system | |
| CN209293731U (en) | Underwater kit hydrogen sulfide corrosion automatic safe closing well system | |
| CN109406377A (en) | Underwater kit hydrogen sulfide corrosion data detecting device | |
| CN109322635A (en) | Underwater kit hydrogen sulfide corrosion automatic safe closing well system | |
| CN202351644U (en) | Dynamic safety monitoring system of FPSO (Floating Production Storage and Offloading) limit | |
| Paltrinieri et al. | An integrated approach to support the dynamic risk assessment of complex industrial accidents | |
| Tang et al. | Sensing technologies and artificial intelligence for subsea power cable asset management | |
| Tabella et al. | Data fusion for subsea oil spill detection through wireless sensor networks | |
| EP4202179A1 (en) | A method of detecting and locating a co2 leak from a seabed | |
| CN207601327U (en) | A kind of underwater kit antishock device | |
| CN105510211A (en) | Underwater cross-under pipe on-line monitoring device | |
| CN210564463U (en) | Automatic safety well closing system for underwater equipment in pressure environment | |
| CN102305703A (en) | Cable subsurface buoy real-time internal wave monitoring device installed on ocean platform | |
| CN205445584U (en) | Deep water well drilling marine riser dynamics parameter measuring system | |
| CN111535795B (en) | Simulation detection system for underwater natural gas hydrate wellhead device | |
| CN213457724U (en) | Safety monitoring system for underwater production system | |
| CN208431212U (en) | A kind of underwater testing tree standpipe control system | |
| Kulkarni et al. | Offshore pipeline leak detection system concepts and feasibility study | |
| CN107843917A (en) | A kind of underwater kit antishock device | |
| CN205561837U (en) | Deep sea exploration signal acquisition and processing equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |