CN209293778U - Marine oil field closing well robotics injection device - Google Patents
Marine oil field closing well robotics injection device Download PDFInfo
- Publication number
- CN209293778U CN209293778U CN201822092370.9U CN201822092370U CN209293778U CN 209293778 U CN209293778 U CN 209293778U CN 201822092370 U CN201822092370 U CN 201822092370U CN 209293778 U CN209293778 U CN 209293778U
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- injection device
- oil field
- booster pump
- robotics
- marine oil
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Abstract
The utility model discloses a kind of marine oil field closing well robotics injection device, which is set on the structural framing of production tree, and the robotics injection device includes: the accumulator of preliminary filling chemical agent, and the outlet of the accumulator is equipped with hydraulic line；Pressure-applying unit it includes booster pump and controls the pressurization pump control modules of booster pump start and stop, and the import of booster pump connect with the hydraulic line, the piping connection of booster pump outlet to production tree throttle valve oil outlet position；Subsea control modules are connect by cable with the pressure-applying unit, which also passes through umbilical cables and connect with operations offshore platform.Operations offshore platform controls the start and stop of the booster pump by the pressurization pump control module.The dedicated methanol that the present apparatus can be omitted in marine oil field umbilical cables from system design injects pipeline, and reduces the overall consumption of methanol injection, saves the cost of marine oil field closing well operation.
Description
Technical field
The utility model relates to oil field instrument fields, and in particular to a kind of marine oil field closing well robotics injection device.
Background technique
After long-term closing well, crude oil inside the production facility in seabed is gradually scattered and disappeared due to heating power to week marine oil field
Briny environment is enclosed, hydrate can be gradually formed in facility channel interior, pipeline road is caused to block.It is internal when driving a well again
Hydrate Plugging will affect marine oil field and produce flowing safety guarantee under water.Currently, generally making from sea after marine oil field closing well
Industry platform chemistry injection module injects pipeline by subsea umbilical cable chemistry, methanol is injected to production tree downstream, to inhibit downstream
The formation of the facilities pipeline Crude Oil hydrate such as pipeline such as jumper pipe, manifold.But the above method need to design one in umbilical cables
Dedicated methanol injects pipeline, and when injecting operation, is pumped into methanol to seabed from surface platform through the umbilical cables up to thousands of meters,
Operation process consumes a large amount of methanol, with high costs.
Utility model content
The purpose of the utility model is to overcome the defects of the prior art, provide a kind of robotics for being pre-charged with chemical agent
Injection device, the device are set on the structural framing of production tree, can be automatically injected chemical agent to production tree downstream pipe, be kept away
The problem of chemical agent need to remotely be injected from operations offshore platform is exempted from.
In order to achieve the above object, the utility model provides a kind of marine oil field closing well robotics injection device, should
Device is set on the structural framing of production tree, and the robotics injection device includes: the accumulator of preliminary filling chemical agent,
The outlet of the accumulator is equipped with hydraulic line；Pressure-applying unit, it includes booster pumps and the booster pump for controlling booster pump start and stop to control
Module, the import of booster pump are connect with the hydraulic line, and the piping connection of booster pump outlet is fuel-displaced to production tree throttle valve
Mouth position；Subsea control modules are connect with the described pressure-applying unit electrical connection and/or signal, the subsea control modules also with
The electrical connection of operations offshore platform and/or signal connection；Wherein, the robotics injection device is supplied by operations offshore platform
Electricity, and both-way communication is carried out with operations offshore platform, operations offshore platform passes through described in the pressurization pump control module control
The start and stop of booster pump.
Preferably, the pressure-applying unit also includes: acquiring the pressure inverting of the outlet pressure signal of the booster pump
Device；Receive the pressure monitoring module of the signal of pressure transmitter feedback.
Preferably, the pressure-applying unit also includes: by the control between the pressurization pump control module and the booster pump
Signal processed and the collected pressure signal of the pressure transmitter are converted to the identifiable signal of the subsea control modules
Communication module.
Preferably, the subsea control modules and the pressure-applying unit pass through cable connection.
Preferably, the cable includes the winged cable of electricity.
Preferably, the subsea control modules are connect with the operations offshore platform by umbilical cables.
Preferably, the pipeline of the booster pump outlet is equipped with gate valve.
Preferably, the gate valve is hydraulic-driven gate valve.
Preferably, the hydraulic-driven gate valve is connect by hydraulic control lines with the subsea control modules, by
The opening and closing of hydraulic-driven gate valve described in operations offshore platform courses.
Preferably, the chemical agent is methanol.
Beneficial effect；
(1) the robotics injection device of the utility model can omit special in marine oil field umbilical cables from system design
Pipeline is injected with methanol；
(2) the robotics injection device of the utility model can reduce the overall consumption of methanol injection, save marine oil field
The cost of closing well operation；
(3) time for accelerating long-range injection operation originally using home automation operation, ensure that marine oil field produces under water
Efficiency.
Detailed description of the invention
Fig. 1 is the schematic diagram of the marine oil field closing well robotics injection device principle of the utility model.
Fig. 2 is the schematic diagram of pressure-applying unit principle in the robotics injection device of the utility model.
Specific embodiment
The technical solution of the utility model is described further below in conjunction with drawings and examples.
The marine oil field closing well robotics injection device of the utility model, by being installed on the structural framing of production tree
Be pre-charged with the accumulator of chemical agent, pressurized component, by the jumper pipe in the chemical agent injection production tree downstream in accumulator,
Manifold internal duct, to achieve the purpose that inhibit facility inside crude oil after closing well to form hydrate.Operations offshore platform is to this reality
Automation control is carried out with novel robotics injection device.Chemical agent after use can return accumulator in accumulator
It receives, reloads chemical agent.
As depicted in figs. 1 and 2, the marine oil field closing well robotics injection device of the utility model is installed on submerged production
On the structural framing 11 of tree.The device of the utility model includes the accumulator 21 of preliminary filling chemical agent, and the chemical agent of preliminary filling is
Methanol.Accumulator 21 is forced into production tree operating pressure, convenient for the conveying of methanol.The device of the utility model is additionally provided with for defeated
The pressure-applying unit 23 of methanol is sent, is equipped with booster pump 56 inside pressure-applying unit 23.21 top exit of accumulator is connected by hydraulic line 31
It is connected to 23 top of pressure-applying unit, and pumps 56 imports with its internal pressurization and communicates.The outlet of booster pump 56 is connected to production tree throttling
25 oil outlet position of valve.When booster pump 56 is opened, by the pressurization of booster pump 56, methanol is persistently pumped under production tree
The jumper pipe 13 of trip, 12 internal duct of manifold.The booster pump that control 56 start and stop of booster pump are equipped with inside pressure-applying unit 23 controls mould
Block 55.
The device of the utility model also includes subsea control modules 22.Pressure-applying unit 23 is equipped with power module 51.Pressurization group
It is provided with electric connection at the top of part 23,22 bottom of subsea control modules is connected to by the winged cable 32 of electricity.Pressure-applying unit 23 by controlling under water
Molding block 22 is connected to operations offshore platform through subsea umbilical cable and is powered, and carries out two-phase with operations offshore platform and lead to
News.Operations offshore platform can control the starting of booster pump 56 by being pressurized pump control module 55, stop, and provide overload protection.
As shown in Fig. 2, 56 export pipeline of booster pump is provided with pressure transmitter 54, for monitoring the outlet of booster pump 56 pressure
Power, and the signal monitored is fed back into pressure monitoring module 53.The control being pressurized between pump control module 55 and booster pump 56
Signal, the collected pressure signal of pressure transmitter 54 etc. are converted into the communication association of subsea control modules 22 by communication module 52
Identifiable communication signal is discussed, the man-machine monitoring interface of operations offshore platform is transmitted to eventually by subsea umbilical cable.
Hydraulic-driven gate valve 24 is additionally provided on 56 export pipeline of booster pump, the hydraulic actuator of hydraulic-driven gate valve 24 is logical
It crosses hydraulic control lines 33 and is connected to 22 bottom of subsea control modules, provide hydraulic power by operations offshore platform and control hydraulic drive
The opening and closing of dynamic gate valve 24.After booster pump 56 stops, operations offshore platform passes through subsea control modules 22 for hydraulic-driven gate valve 24
It closes, prevents the leakage of methanol.
After this patent realizes offshore oilfield closing well, operating personnel can be man-machine from operations offshore platform production control system
Interface sends job instruction to the present apparatus, automatically begins to closing to subsea production tree downstream jumper pipe, manifold pipeline injection methanol
It can delay the Hydrate Plugging of gas hydrate synthesis in subsea production tree oil outlet to this key production section of manifold during well.
The dedicated methanol that the present apparatus can be omitted in marine oil field umbilical cables from system design injects pipeline, and reduces the total of methanol injection
Body dosage saves the cost of marine oil field closing well operation, and accelerates long-range injection operation originally using home automation operation
Time ensures the underwater production efficiency of marine oil field.
It is discussed in detail although the content of the utility model has passed through above preferred embodiment, but it should be appreciated that on
The description stated is not considered as limitations of the present invention.After those skilled in the art have read above content, for
A variety of modifications and substitutions of the utility model all will be apparent.Therefore, the protection scope of the utility model should be by appended
Claim limit.
Claims (9)
1. a kind of marine oil field closing well robotics injection device, which is characterized in that the device is set to the structural frames of production tree
On frame, the robotics injection device includes:
The outlet of the accumulator of preliminary filling chemical agent, the accumulator is equipped with hydraulic line；
Pressure-applying unit, it includes booster pump and control booster pump start and stop pressurization pump control module, the import of booster pump with it is described
Hydraulic line connection, the piping connection of booster pump outlet to production tree throttle valve oil outlet position；
Subsea control modules are connect with the described pressure-applying unit electrical connection and/or signal, the subsea control modules also with sea
Job platform electrical connection and/or signal connection；Wherein, the robotics injection device is by operations offshore platform power, and
Both-way communication is carried out with operations offshore platform, operations offshore platform controls the booster pump by the pressurization pump control module
Start and stop.
2. marine oil field closing well robotics injection device according to claim 1, which is characterized in that the pressurization group
Part also includes:
Acquire the pressure transmitter of the outlet pressure signal of the booster pump；
Receive the pressure monitoring module of the signal of pressure transmitter feedback.
3. marine oil field closing well robotics injection device according to claim 2, which is characterized in that the pressurization group
Part also includes: the control signal being pressurized between pump control module and the booster pump and the pressure transmitter are acquired
To pressure signal be converted to the communication module of the identifiable signal of the subsea control modules.
4. marine oil field closing well robotics injection device according to claim 1, which is characterized in that the underwater control
Molding block and the pressure-applying unit pass through cable connection.
5. marine oil field closing well robotics injection device according to claim 4, which is characterized in that the cable packet
Containing the winged cable of electricity.
6. marine oil field closing well robotics injection device according to claim 1, which is characterized in that the underwater control
Molding block is connect with the operations offshore platform by umbilical cables.
7. marine oil field closing well robotics injection device according to claim 1, which is characterized in that the booster pump
The pipeline of outlet is equipped with gate valve.
8. marine oil field closing well robotics injection device according to claim 7, which is characterized in that the gate valve is
Hydraulic-driven gate valve.
9. marine oil field closing well robotics injection device according to claim 8, which is characterized in that the hydraulic drive
Dynamic gate valve is connect by hydraulic control lines with the subsea control modules, the hydraulic-driven as described in operations offshore platform courses
The opening and closing of gate valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822092370.9U CN209293778U (en) | 2018-12-13 | 2018-12-13 | Marine oil field closing well robotics injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822092370.9U CN209293778U (en) | 2018-12-13 | 2018-12-13 | Marine oil field closing well robotics injection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209293778U true CN209293778U (en) | 2019-08-23 |
Family
ID=67654530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822092370.9U Active CN209293778U (en) | 2018-12-13 | 2018-12-13 | Marine oil field closing well robotics injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209293778U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339754A (en) * | 2018-12-13 | 2019-02-15 | 美钻深海能源科技研发（上海）有限公司 | Marine oil field closing well robotics injection device |
| CN111502607A (en) * | 2020-06-09 | 2020-08-07 | 美钻能源科技(上海)有限公司 | Ocean oil gas collection system |
-
2018
- 2018-12-13 CN CN201822092370.9U patent/CN209293778U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339754A (en) * | 2018-12-13 | 2019-02-15 | 美钻深海能源科技研发（上海）有限公司 | Marine oil field closing well robotics injection device |
| CN111502607A (en) * | 2020-06-09 | 2020-08-07 | 美钻能源科技(上海)有限公司 | Ocean oil gas collection system |
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