CN109625216A - Underwater pressure-resistant seal cabin and its monitoring method for deepwater field production monitoring - Google Patents
Underwater pressure-resistant seal cabin and its monitoring method for deepwater field production monitoring Download PDFInfo
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- CN109625216A CN109625216A CN201811501962.XA CN201811501962A CN109625216A CN 109625216 A CN109625216 A CN 109625216A CN 201811501962 A CN201811501962 A CN 201811501962A CN 109625216 A CN109625216 A CN 109625216A
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- Prior art keywords
- sealed compartment
- cabin
- underwater
- solenoid valve
- process units
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/13—Hulls built to withstand hydrostatic pressure when fully submerged, e.g. submarine hulls
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The present invention provides a kind of underwater pressure-resistant seal cabin for deepwater field production monitoring, and connection external power supply, multiple underwater process units hydraulic unit drivers and multiple underwater process units signal transducers include: sealed compartment cabin is designed using pressure resistance；Data acquisition module connects multiple underwater process units signal transducers, obtains underwater process units operational data；Multiple solenoid valves connect data acquisition module and multiple underwater process units hydraulic unit drivers, according to the data that data acquisition module obtains, send control instruction, realize the corresponding hydraulic unit driver of closure or openness；Power module provides working power for data acquisition module, multiple solenoid valves；Seal modules are arranged in the sealed compartment, prevent external seawater from entering sealed compartment.The present invention also includes a kind of method of monitoring deep sea oil gas field oil gas leakage.Sealed compartment of the invention, compression resistance can satisfy deep-sea work requirements, can be used for the underwater production monitoring of deepwater field.
Description
Technical field
The present invention relates to a kind of sealed compartments, and in particular to a kind of underwater pressure-resistant seal for deepwater field production monitoring
Cabin.
Background technique
What is produced under marine oil and gas water in field at present is mainly characterized in that all kinds of production facilities that sea bed is put in using seat.Deep-sea oil
During gas resource exploitation, accident even major accident happens occasionally caused by causing leakage due to production equipment failure, right
Safety, economy and the marine environment of production all bring great influence.Thus for the key of deepwater field production
Equipment, such as underwater well head production tree, subsea production well head, seabed manifold, early detection and timely source of early warning are tightly connected
Locate, the tiny leakage of high corrosion pipe section is particularly important.It generallys use at present and sits the sealed compartment for being put in sea bed to place prison
The component for surveying oil and gas leakage judges that oil gas is revealed by the creation data of detection, and safe shutdown process units.But due to
Seabed hydrostatic pressure, sea water electrochemistry corrosion strength, ocean temperature variation that the depth of water generates etc., can all produce the leakproofness of sealed compartment
It is raw to influence.Therefore, underwater sealing cabin requires have good sealing and pressure-resistant performance, immerses once seawater occurs, internal electron
Component scraps damage, influences the actual monitored effect to production equipment.When oil gas leakage occurs, sealed compartment cannot but be generated
Early warning or shutdown process units, will cause huge safety accident.
Summary of the invention
The present invention designs a kind of sealed compartment, has good pressure resistance endurance and sealing effect, interior to be equipped with a variety of electronics members
Device can be sat and be put in sea bed, and the operational data of lower production of hydrocarbons device is made in acquisition, judge oil gas leak case, and let out in oil gas
When dew, underwater process units hydraulic unit driver is turned off, underwater process units is made to stop working.
In order to achieve the above object, the present invention provides a kind of underwater pressure-resistant seals for deepwater field production monitoring
Cabin, connected by cable connection external power supply, by data transmission cable multiple underwater process units signal transducers and with it is more
A underwater process units hydraulic unit driver oil circuit connection includes:
Sealed compartment cabin is designed using pressure resistance, is cylindrical structure, includes sequentially connected sealed compartment upper bed-plate, sealing
Cabin ontology and sealed compartment lower bottom base；It is equipped with partition inside the sealed compartment, will insulate inside sealed compartment as solenoid valve cabin and electricity
Sub- component cabin, prevents solenoid valve hydraulic fluid leak to electronic component cabin；The solenoid valve cabin is arranged in sealed compartment
Between upper bed-plate and the partition, the electronic component cabin is arranged between partition and sealed compartment lower bottom base；
Data acquisition module, setting connect multiple underwater productions by data transmission cable and fill in electronic component cabin
Signal transducer is set, underwater process units operational data is obtained；
Multiple solenoid valves, the solenoid valve first end are arranged in the solenoid valve cabin, pass through data line connection number
According to acquisition module；The solenoid valve second end is arranged outside sealed compartment, and process units hydraulic unit driver oil circuit connection, each
Solenoid valve second end corresponds to a hydraulic unit driver；The data that the solenoid valve is obtained according to data acquisition module are realized and are opened
Or the corresponding hydraulic unit driver of closure；
Power module, setting connect external cable, data acquisition module and solenoid valve in electronic component cabin；It is described
Power module converts the electric power of external cable, and stable working power is provided for solenoid valve, data acquisition module；
Seal modules are arranged in the sealed compartment, prevent external seawater from entering sealed compartment.
The seal modules include:
The identical sealing ring of at least four；Wherein at least two sealing ring, setting is in the sealed compartment upper bed-plate and described close
Between batten down ontology；At least two sealing rings are arranged between the sealed compartment lower bottom base and the sealed compartment ontology；By more
The protection of grade sealing ring guarantees not invaded by seawater inside sealed compartment and damage；
Line interface is arranged in sealed compartment lower bottom base, insulates seawater；External cable wears the line interface connection power supply
Module；The data transmission cable of multiple underwater process units signal transducers, wears line interface and connects the data transmission module.
Wall-through connector is arranged in the partition, insulates solenoid valve cabin and electronic component cabin；Data acquisition module and
Data line between solenoid valve wears the wall-through connector.
The underwater pressure-resistant seal cabin for deepwater field production monitoring, further includes printed circuit board, and setting exists
Electronic component cabin；The printed circuit board, which is electrically connected, to be arranged between power module and data acquisition module, by power supply
The operating power of module conversion is supplied to data acquisition module.
The line interface uses thermoplastic resin sealant pouring and sealing, prevents seawater from entering in sealed compartment.
The sealing ring prevents seawater from entering sealed compartment using NBR70 material under the water depth pressure of work.
Between the upper bed-plate and sealed compartment ontology, is connected and locked by stainless steel bolt between bottom work and sealed compartment ontology
Tightly, prevent seawater from entering sealed compartment.
The sealed compartment cabin uses stainless steel AISI410 forging material, to bear the water depth pressure of work.
The pressure resistance design specifically refers to, and the diameter of the upper and lower pedestal of sealed compartment, the thickness of sealed compartment ontology is pressed
ASME (American Society of Mechanical Engineers American Society of Mechanical Engineers) pressure vessel is built
Rule calculating of volume 8, to bear the water depth pressure of work.
A kind of method of monitoring deep sea oil gas field oil gas leakage, is realized using underwater pressure-resistant seal cabin of the present invention
, comprising the steps of:
S1, data acquisition module obtain the signal of multiple underwater process units acquisitions；
S2, data acquisition module are acquired signal processing, and signal is sent to solenoid valve by treated；
Signal controls the closure or openness of underwater process units hydraulic unit driver based on the received for S3, solenoid valve.
Compared with prior art, sealed compartment of the invention, compression resistance can satisfy deep-sea work requirements, automatic collection deep-sea
The operational data of oil gas field, and oil gas leak case is judged automatically, in oil and gas leakage, process units is automatically closed, can be used for
The underwater production monitoring of deepwater field.Present invention design is simple, and module height is integrated, and sealing effect is good, powerful guarantee
Deepwater field safety in production, has good promotional value.
Detailed description of the invention
In order to illustrate more clearly of technical solution of the present invention, attached drawing needed in description will be made simply below
It introduces, it should be apparent that, the accompanying drawings in the following description is one embodiment of the present of invention, and those of ordinary skill in the art are come
It says, without creative efforts, is also possible to obtain other drawings based on these drawings:
Fig. 1 is underwater pressure-resistant seal cabin schematic diagram of internal structure of the invention；
In figure: 1, sealed compartment upper bed-plate；2, sealed compartment ontology；3, sealed compartment lower bottom base；4, line interface；5, wall-through connects
Head；6, solenoid valve first end；7, printed circuit board；8, partition；9, solenoid valve second end；10, hydraulic plug；11, power module；
12, data acquisition module；13, solenoid valve connector.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of underwater pressure-resistant seal cabins for deepwater field production monitoring, by cable connection outside
Portion's power supply, connected by data transmission cable multiple underwater process units signal transducers and with multiple underwater process units liquid
Driver oil circuit connection is pressed, as shown in Figure 1, comprising:
Sealed compartment cabin is designed using pressure resistance, is cylindrical structure, includes sequentially connected sealed compartment upper bed-plate 1, sealing
Cabin ontology 2 and sealed compartment lower bottom base 3；Lead between the upper bed-plate and sealed compartment ontology 2, between bottom work and sealed compartment ontology 2
Stainless steel bolt connection locking is crossed, this application used in the examples is 316 stainless steel bolts；Be equipped with inside the sealed compartment every
Plate 8 will insulate inside sealed compartment as solenoid valve cabin and electronic component cabin, and prevent solenoid valve hydraulic fluid leak first to electronics
Device cabin；The solenoid valve cabin is arranged between sealed compartment upper bed-plate 1 and the partition 8, the electronic component cabin
It is arranged between partition 8 and sealed compartment lower bottom base 3；
Data acquisition module 12 is arranged in electronic component cabin, connects multiple underwater productions by data transmission cable
Device signal transducer obtains underwater process units operational data；The operational data can be density, temperature, pressure data；
Multiple solenoid valves, the solenoid valve first end 6 are arranged in the solenoid valve cabin, pass through data line connection number
According to acquisition module 12；The solenoid valve second end 9 is arranged outside sealed compartment, and process units hydraulic unit driver oil circuit connection,
The corresponding hydraulic unit driver of each solenoid valve second end 9；In actual operation, hydraulic plug 10 is removed, is connected by solenoid valve
Interface 13 realizes solenoid valve and process units hydraulic unit driver oil communication.The solenoid valve is obtained according to data acquisition module 12
Data, realize the corresponding hydraulic unit driver of closure or openness；The multiple solenoid valve can be low tension loop solenoid valve, high pressure
Circuit electromagnetic valve.
Power module 11, setting connect external cable, data acquisition module 12 and solenoid valve in electronic component cabin；
The power module 11 converts the electric power of external cable, provides stable working power for solenoid valve, data acquisition module 12, this
Working power in Application Example refers to DC24V working power；
Seal modules are arranged in the sealed compartment, prevent external seawater from entering sealed compartment；The seal modules include:
The identical sealing ring of at least four；Wherein at least two sealing ring, setting is in the sealed compartment upper bed-plate 1 and described
Between sealed compartment ontology 2；At least two sealing rings are arranged between the sealed compartment lower bottom base 3 and the sealed compartment ontology 2；
By the protection of multistage dense seal, guarantees not invaded by seawater inside sealed compartment and damage；The sealing ring uses NBR70 material,
NBR represents material nitrile rubber, and 70 be Shore hardness.Under the water depth pressure of work, prevent seawater from entering sealed compartment,
Line interface 4 is arranged in sealed compartment lower bottom base 3, insulates seawater；External cable wears the line interface 4 and connects
Power module 11；The data transmission cable of multiple underwater process units signal transducers wears line interface 4 and connects data biography
Defeated module；The line interface 4 uses thermoplastic resin sealant pouring and sealing, prevents seawater from entering in sealed compartment.
Wall-through connector 5 is arranged in the partition 8, insulates solenoid valve cabin and electronic component cabin；Data acquisition module
Data line between 12 and solenoid valve wears the wall-through connector 5.Electric wire between power module and solenoid valve is also worn
Wall-through connector 5.
The underwater pressure-resistant seal cabin for deepwater field production monitoring, further includes printed circuit board 7, and setting exists
Electronic component cabin；The printed circuit board 7, which is electrically connected, to be arranged between power module 11 and data acquisition module 12, will
The operating power that power module 11 is converted is supplied to data acquisition module 12.
Prevent seawater from entering sealed compartment.
The sealed compartment cabin uses the stainless steel AISI (U.S. American Iron and Steel Institute steel
Iron association criterion) 410 forging materials, to bear the water depth pressure of work.
The pressure resistance design specifically refers to, and the diameter of the upper and lower pedestal of sealed compartment, the thickness of sealed compartment ontology 2 is pressed
ASME (American Society of Mechanical Engineers American Society of Mechanical Engineers) pressure vessel is built
Rule calculating of volume 8, to bear the water depth pressure of work.In this application embodiment, upper and lower 3 diameter of pedestal of sealed compartment is
300mm, sealed compartment ontology 2 is 420mm high, and sealed compartment ontology 2 can meet underwater 300 meters of 3MPa hydrostatic pressure and hold with a thickness of 8mm
By demand, buckling strength failure will not occur for sealed compartment.
A method of monitoring deepwater field oil gas leakage is realized using underwater pressure-resistant seal cabin of the present invention
, comprising the steps of:
S1, data acquisition module obtain the signal of multiple underwater process units acquisitions；
S2, data acquisition module 12 are acquired signal processing, and signal is sent to solenoid valve by treated；
Signal controls the closure or openness of underwater process units hydraulic unit driver based on the received for S3, solenoid valve.
Compared with prior art, sealed compartment of the invention, compression resistance can satisfy deep-sea work requirements, automatic collection deep-sea
The operational data of oil gas field, and oil gas leak case is judged automatically, in oil and gas leakage, process units is automatically closed, can be used for
The underwater production monitoring of deepwater field.Present invention design is simple, and module height is integrated, and sealing effect is good, powerful guarantee
Deepwater field safety in production, has good promotional value.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replace
It changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection scope subject to.
Claims (9)
1. a kind of underwater pressure-resistant seal cabin for deepwater field production monitoring, by cable connection external power supply, passes through number
Multiple underwater process units signal transducers are connected according to transmission cable and are connected with multiple underwater process units hydraulic unit driver oil circuits
Connect, characterized by comprising:
Sealed compartment cabin is designed using pressure resistance, is cylindrical structure, includes sequentially connected sealed compartment upper bed-plate, sealed compartment sheet
Body and sealed compartment lower bottom base；It is equipped with partition inside the sealed compartment, will be insulated inside sealed compartment as solenoid valve cabin and electronics member
Device cabin prevents solenoid valve hydraulic fluid leak to electronic component cabin；Bottom is arranged on sealed compartment in the solenoid valve cabin
Between seat and the partition, the electronic component cabin is arranged between partition and sealed compartment lower bottom base；
Data acquisition module, setting connect multiple underwater process units by data transmission cable and believe in electronic component cabin
Number sensor, obtains underwater process units operational data；
Multiple solenoid valves, the solenoid valve first end setting connect data by data line and adopt in the solenoid valve cabin
Collect module；The solenoid valve second end is arranged outside sealed compartment, with process units hydraulic unit driver oil circuit connection, each electromagnetism
Valve second end corresponds to a hydraulic unit driver；The data that the solenoid valve is obtained according to data acquisition module are realized and open or close
Close corresponding hydraulic unit driver；
Power module, setting connect external cable, data acquisition module and solenoid valve in electronic component cabin；The power supply
Module converts the electric power of external cable, and stable working power is provided for solenoid valve, data acquisition module；
Seal modules are arranged in the sealed compartment, prevent external seawater from entering sealed compartment.
2. being used for the underwater pressure-resistant seal cabin of deepwater field production monitoring as described in claim 1, which is characterized in that described
Seal modules include:
The identical sealing ring of at least four；Wherein at least two sealing ring is arranged in the sealed compartment upper bed-plate and the sealed compartment
Between ontology；At least two sealing rings are arranged between the sealed compartment lower bottom base and the sealed compartment ontology；Pass through multistage dense
The protection of seal guarantees not invaded by seawater inside sealed compartment and damage；
Line interface is arranged in sealed compartment lower bottom base, insulates seawater；External cable wears the line interface connection power supply mould
Block；The data transmission cable of multiple underwater process units signal transducers, wears line interface and connects the data transmission module；
Wall-through connector is arranged in the partition, insulates solenoid valve cabin and electronic component cabin；Data acquisition module and electromagnetism
Data line between valve wears the wall-through connector.
3. being used for the underwater pressure-resistant seal cabin of deepwater field production monitoring as described in claim 1, which is characterized in that also wrap
Printed circuit board is included, is arranged in electronic component cabin；The printed circuit board, which is electrically connected, to be arranged in power module and data
Between acquisition module, the operating power that power module is converted is supplied to data acquisition module.
4. being used for the underwater pressure-resistant seal cabin of deepwater field production monitoring as claimed in claim 2, which is characterized in that described
Line interface uses thermoplastic resin sealant pouring and sealing, prevents seawater from entering in sealed compartment.
5. being used for the underwater pressure-resistant seal cabin of deepwater field production monitoring as claimed in claim 2, which is characterized in that described
Sealing ring prevents seawater from entering sealed compartment using NBR70 material under the water depth pressure of work.
6. being used for the underwater pressure-resistant seal cabin of deepwater field production monitoring as described in claim 1, which is characterized in that described
It between upper bed-plate and sealed compartment ontology, is connected and is locked by stainless steel bolt between bottom work and sealed compartment ontology, prevent seawater
Into sealed compartment.
7. being used for the underwater pressure-resistant seal cabin of deepwater field production monitoring as described in claim 1, which is characterized in that described
Sealed compartment cabin uses stainless steel AISI410 forging material, to bear the water depth pressure of work.
8. being used for the underwater pressure-resistant seal cabin of deepwater field production monitoring as described in claim 1, which is characterized in that described
Pressure resistance design specifically refers to, and the diameter of the upper and lower pedestal of sealed compartment, the thickness of sealed compartment ontology is built by ASME pressure vessel
Rule calculating of volume 8 is made, to bear the water depth pressure of work.
9. a kind of method of monitoring deep sea oil gas field oil gas leakage, using the underwater resistance to densification as described in claim 1~8 is any
What batten down was realized, which is characterized in that include step:
S1, data acquisition module obtain the signal of multiple underwater process units acquisitions；
S2, data acquisition module are acquired signal processing, and signal is sent to solenoid valve by treated；
Signal controls the closure or openness of underwater process units hydraulic unit driver based on the received for S3, solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811501962.XA CN109625216A (en) | 2018-12-10 | 2018-12-10 | Underwater pressure-resistant seal cabin and its monitoring method for deepwater field production monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811501962.XA CN109625216A (en) | 2018-12-10 | 2018-12-10 | Underwater pressure-resistant seal cabin and its monitoring method for deepwater field production monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109625216A true CN109625216A (en) | 2019-04-16 |
Family
ID=66072244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811501962.XA Pending CN109625216A (en) | 2018-12-10 | 2018-12-10 | Underwater pressure-resistant seal cabin and its monitoring method for deepwater field production monitoring |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3324875A (en) * | 1964-05-05 | 1967-06-13 | Acf Ind Inc | Valve |
| CN103118516A (en) * | 2013-01-22 | 2013-05-22 | 山东省科学院海洋仪器仪表研究所 | Seal cabin with water leakage monitoring function, junction box and benthonic observing system |
| CN204492774U (en) * | 2015-01-29 | 2015-07-22 | 上海军信船舶科技有限公司 | Large depth underwater production platform controller |
| WO2016010779A1 (en) * | 2014-07-14 | 2016-01-21 | Cameron International Corporation | Measurement system |
| CN205770083U (en) * | 2016-07-15 | 2016-12-07 | 中国航天空气动力技术研究院 | The multifunctional containment cabin of deepwater environment |
| CN107061429A (en) * | 2017-03-23 | 2017-08-18 | 东南大学 | A kind of deepwater hydraulic system |
| CN207296972U (en) * | 2017-09-15 | 2018-05-01 | 中石化江钻石油机械有限公司 | Underwater electronic module for marine oil and gas production |
| CN209757484U (en) * | 2018-12-10 | 2019-12-10 | 美钻深海能源科技研发（上海）有限公司 | underwater pressure-resistant sealed cabin for monitoring production of deep-sea oil and gas field |
-
2018
- 2018-12-10 CN CN201811501962.XA patent/CN109625216A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3324875A (en) * | 1964-05-05 | 1967-06-13 | Acf Ind Inc | Valve |
| CN103118516A (en) * | 2013-01-22 | 2013-05-22 | 山东省科学院海洋仪器仪表研究所 | Seal cabin with water leakage monitoring function, junction box and benthonic observing system |
| WO2016010779A1 (en) * | 2014-07-14 | 2016-01-21 | Cameron International Corporation | Measurement system |
| CN204492774U (en) * | 2015-01-29 | 2015-07-22 | 上海军信船舶科技有限公司 | Large depth underwater production platform controller |
| CN205770083U (en) * | 2016-07-15 | 2016-12-07 | 中国航天空气动力技术研究院 | The multifunctional containment cabin of deepwater environment |
| CN107061429A (en) * | 2017-03-23 | 2017-08-18 | 东南大学 | A kind of deepwater hydraulic system |
| CN207296972U (en) * | 2017-09-15 | 2018-05-01 | 中石化江钻石油机械有限公司 | Underwater electronic module for marine oil and gas production |
| CN209757484U (en) * | 2018-12-10 | 2019-12-10 | 美钻深海能源科技研发（上海）有限公司 | underwater pressure-resistant sealed cabin for monitoring production of deep-sea oil and gas field |
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