CN201126103Y - Gas-liquid squeezing apparatus of seabed oil collecting pipeline - Google Patents
Gas-liquid squeezing apparatus of seabed oil collecting pipeline Download PDFInfo
- Publication number
- CN201126103Y CN201126103Y CNU2007200308022U CN200720030802U CN201126103Y CN 201126103 Y CN201126103 Y CN 201126103Y CN U2007200308022 U CNU2007200308022 U CN U2007200308022U CN 200720030802 U CN200720030802 U CN 200720030802U CN 201126103 Y CN201126103 Y CN 201126103Y
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- pipe
- outlet
- mixer
- gathering line
- liquid
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Abstract
A gas liquid squeezing device of a benthic collecting line that is provided with a high pressure cylinder unit, a liquid storage tank, a liquid return tank, an air compressor and a glass window from left side to right side. The outlets of the high pressure cylinder unit, a recycle pump and the air compressor are parallel connected on a horizontal inlet pipe of a mixer, an outlet of which is connected with an inlet of a vertical U-pipe. An outlet of the U-pipe is connected with an inlet of a U-pipe in a simulated field or a benthic collecting line. An outlet of the U-pipe in a simulated field is connected with the liquid return tank, the inlet of the liquid storage tank and the outlet of the collecting line. The outlets of the two tanks are connected with the inlet of the recycle pump; a check valve, a liquid flowmeter are mounted on the outlet of the recycle pump. A check valve, a gas flowmeter are mounted on the outlet of the air compressor. A pressure transmitter and a pressure reducing valve are mounted on the outlet of the high pressure cylinder unit. A gas flowmeter, a transmitter and a temperature transmitter are mounted on the horizontal inlet of the mixer from left side to right side orderly. A temperature transmitter is mounted on the outlet of the mixer and an agitator is mounted on the liquid storage tank.
Description
One, technical field
The utility model relates to and a kind ofly squeezes for device specifically a kind of seabed gathering line squish liquid device with what the crude oil usefulness gas in the seabed gathering line of stopping using and antifreeze liquid replaced out.
Two, background technique
The crude oil platform shipment at sea that adopt except that a part of oil well in the oil field, shallow sea was transported, some all was that the auxilliary gathering line in seabed is passed to the processing conveying of surface gathering and transferring station with crude oil by the near oil well in land.In usual oil field development, some well will close the well operations well workover, will replace out with the crude oil of antifreeze liquid with gathering line in the process of well workover, prevents crude oil frozen plug pipeline, antifreeze liquid is replaced out when driving a well again.Existing equipment is many for squeezing the flow process more complicated, and fault point in service is many, makes crowded temporary substitute do also can't normally move.Besides a whole set of flow process also can't be tried check out during stand-by, can only operation examination on site, do not guarantee that crowded temporary substitute once finishes, squeeze in addition for antifreeze liquid, time has been grown also and will regularly replace, and safeguards that the cost of submerged pipeline is too high, has improved the cost of production of crude oil.
Three, summary of the invention
The purpose of this utility model provides a kind of seabed gathering line squish liquid device, solves the problem that above-mentioned prior art exists, and makes it and can also can squeeze liquid by squish, can also try the device of self checking self serviceability rate out.
The utility model is by liquid container, return flow container, recycle pump, air compressor, fluid flowmeter, gas flowmeter, mixer, glass viewing window, simulated field U type pipe, the gas cylinder group, cut-off valve, safety check, reduction valve, pressure transmitter and temperature transmitter are formed, it is characterized in that the gas cylinder group, liquid container, return flow container, recycle pump, air compressor and glass viewing window, in-line is arranged from left to right, the gas cylinder group, the outer pipe of recycle pump and air compressor is made as standpipe and is parallel on the horizontal inlet pipeline of horizontally disposed mixer, mixer outlet is connected with the vertical U type pipe import of band glass viewing window, the outlet of U type pipe is connected with pipe import of simulated field U type or seabed gathering line, outlet of simulated field U type pipe and time flow container, outlet is connected with gathering line in the liquid container import, and two jars of outlets are connected with pump inlet; Safety check, fluid flowmeter are installed on the outlet of circulating pump pipe, safety check and gas flowmeter are installed on the air compressor outer pipe, on gas cylinder group outer pipe, pressure transmitter and reduction valve are installed, on mixer horizontal inlet pipe, by preface gas flowmeter is installed from left to right, pressure transmitter and temperature transmitter are equipped with temperature transmitter at mixer outlet, are equipped with stirrer on liquid container.
Pressure transmitter is installed in the front and back of the gas flowmeter on the mixer horizontal pipe into.
Temperature transmitter is installed in the front and back of mixer.
Windshield is installed on the inlet tube and outer pipe of vertical U type pipe.
Simulated field U type total length is provided with the connection control valve that connects the seabed gathering line greater than 300 meters at import and export.
Compared with the prior art the utility model has the following advantages:
1, can save cost for the mixture that squeezes inert gas and antifreeze liquid in the gathering line of seabed.
2, can simulate the quality of test run verifying attachment, can guarantee in actual motion safe and reliable to the seabed gathering line for squeezing antifreeze medium.
3, air compressor is responsible for crude oil in the pipeline is scanned out, also available air test run or replacement inert gas.
4, when squeezing inert gas, can guarantee for squeezing work safety by the control of pressure transmitter and temperature transmitter detection and control cabinet with gas cylinder.
Four, description of drawings
Accompanying drawing is a process flow diagram of the present utility model.
1-liquid container 2-returns flow container 3-recycle pump 4-air compressor 5-fluid flowmeter 6-gas flowmeter 7-safety check 8-mixer 9-temperature transmitter 10-glass viewing window 11-simulated field U type pipe 12-and advances the submerged pipeline control valve 13-end gathering line control valve 14-gas cylinder group 15-pressure transmitter 16-reduction valve 17-cut-off valve that goes to sea among the figure
Five, embodiment
For further disclosing the technical solution of the utility model, elaborate by embodiment below in conjunction with Figure of description:
The utility model is by liquid container 1, return flow container 2, recycle pump 3, air compressor 4, fluid flowmeter 5, gas flowmeter 6, mixer 8, glass viewing window 10, simulated field U type pipe 11, gas cylinder group 14, cut-off valve 17, safety check 7, reduction valve 16, pressure transmitter 15 and temperature transmitter 9 are formed, it is characterized in that the gas cylinder group, liquid container, return flow container, recycle pump, air compressor and glass viewing window, in-line is arranged from left to right, the gas cylinder group, the outer pipe of recycle pump and air compressor is made as standpipe and is parallel on the horizontal inlet pipeline of horizontally disposed mixer, mixer outlet is connected with the vertical U type pipe import of band glass viewing window, the outlet of U type pipe is connected with pipe import of simulated field U type or seabed gathering line, outlet of simulated field U type pipe and time flow container, outlet is connected with gathering line in the liquid container import, and two jars of outlets are connected with pump inlet; Safety check, fluid flowmeter are installed on the outlet of circulating pump pipe, safety check and gas flowmeter are installed on the air compressor outer pipe, on gas cylinder group outer pipe, pressure transmitter and reduction valve are installed, on mixer horizontal inlet pipe, by preface gas flowmeter is installed from left to right, pressure transmitter and temperature transmitter are equipped with temperature transmitter at mixer outlet, are equipped with stirrer on liquid container.
When using the utility model, earlier with 4 pairs of this device pipeline purgings of air compressor pressure testing, pressure testing finishes the back to device trial run, the service behaviour of Inspection equipment instrument and technological process.In storage tank 1, prepare simulated solution, start cycles pump 3 and air compressor 4, simulated solution and pressurized air mix through mixer 8, see the mixing situation from glass viewing window 10, liquid gas enters simulated field U type pipe 11 after mixing, with advancing back flow container inlet valve pilot pressure, the actual pressure of pressure control to the scene, requirement by the gas-liquid mixed ratio, the pressure of control circle pump 3 and air compressor 6, with the liquid measure of returning in time flow container, the precision of detecting liquid flowmeter 5, by the withstand voltage situation of pressure control check whole process flow.After test run is intact, seabed gathering line and submerged pipeline control valve 12 are connected, the other end of seabed gathering line is connected with receipts oil tank joint, starting air compressor sweeps into the crude oil in the gathering line of seabed and receives in the oil tank, treat to lose in the gas oil, gathering line outlet in seabed is connected with control valve 13, change antifreeze liquid in the storage tank, open the cut-off valve 17 of gas cylinder group, while start cycles pump, the inert gas of gas cylinder group 14 is through pressure transmitter 15, reduction valve 16, gas flowmeter 6, temperature transmitter 9 with through recycle pump, the antifreeze liquid of fluid flowmeter 5 and safety check 7 enters mixer 8 together to be mixed, enter the seabed gathering line through glass viewing window 10, return storage tank 1, by the control of pressure transmitter and temperature transmitter detection and control cabinet.Controlling the flow of the inert gas of gas cylinder group with reduction valve and control the gas-liquid mixed ratio mutually with the circulation pump delivery, move flexibly by design proposal fully, is the desirable seabed gathering line squish liquid device of production unit.
Claims (5)
1, a kind of seabed gathering line squish liquid device, by liquid container, return flow container, recycle pump, air compressor, fluid flowmeter, gas flowmeter, mixer, glass viewing window, simulated field U type pipe, the gas cylinder group, cut-off valve, safety check, reduction valve, pressure transmitter and temperature transmitter are formed, it is characterized in that the gas cylinder group, liquid container, return flow container, recycle pump, air compressor and glass viewing window, in-line is arranged from left to right, the gas cylinder group, the outer pipe of recycle pump and air compressor is made as standpipe and is parallel on the horizontal inlet pipeline of horizontally disposed mixer, mixer outlet is connected with the vertical U type pipe import of band glass viewing window, the outlet of U type pipe is connected with pipe import of simulated field U type or seabed gathering line, outlet of simulated field U type pipe and time flow container, outlet is connected with gathering line in the liquid container import, and two jars of outlets are connected with pump inlet; Safety check, fluid flowmeter are installed on the outlet of circulating pump pipe, safety check and gas flowmeter are installed on the air compressor outer pipe, on gas cylinder group outer pipe, pressure transmitter and reduction valve are installed, on mixer horizontal inlet pipe, by preface gas flowmeter is installed from left to right, pressure transmitter and temperature transmitter are equipped with temperature transmitter at mixer outlet, are equipped with stirrer on liquid container.
2, seabed according to claim 1 gathering line squish liquid device is characterized in that pressure transmitter is installed in the front and back of the gas flowmeter on the mixer horizontal pipe into.
3, seabed according to claim 1 gathering line squish liquid device is characterized in that temperature transmitter is installed in the front and back of mixer.
4, seabed according to claim 1 gathering line squish liquid device is characterized in that windshield is installed on the inlet tube and outer pipe of vertical U type pipe.
5, seabed according to claim 1 gathering line squish liquid device is characterized in that simulated field U type total length greater than 300 meters, is provided with the connection control valve that connects the seabed gathering line at import and export.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200308022U CN201126103Y (en) | 2007-11-08 | 2007-11-08 | Gas-liquid squeezing apparatus of seabed oil collecting pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200308022U CN201126103Y (en) | 2007-11-08 | 2007-11-08 | Gas-liquid squeezing apparatus of seabed oil collecting pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201126103Y true CN201126103Y (en) | 2008-10-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200308022U Expired - Fee Related CN201126103Y (en) | 2007-11-08 | 2007-11-08 | Gas-liquid squeezing apparatus of seabed oil collecting pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201126103Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062296A (en) * | 2010-10-22 | 2011-05-18 | 东北石油大学 | Gelled crude oil hydraulic suspension conveying experiment device and method |
| CN102348899A (en) * | 2009-03-10 | 2012-02-08 | 西门子公司 | Drain liquid relief system for a subsea compressor and a method for draining the subsea compressor |
| CN110496832A (en) * | 2018-05-18 | 2019-11-26 | 中石化广州工程有限公司 | A kind of low temperature heavy oil fixed tank pipeline scavenging system and method |
-
2007
- 2007-11-08 CN CNU2007200308022U patent/CN201126103Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102348899A (en) * | 2009-03-10 | 2012-02-08 | 西门子公司 | Drain liquid relief system for a subsea compressor and a method for draining the subsea compressor |
| CN102062296A (en) * | 2010-10-22 | 2011-05-18 | 东北石油大学 | Gelled crude oil hydraulic suspension conveying experiment device and method |
| CN102062296B (en) * | 2010-10-22 | 2013-05-29 | 东北石油大学 | Gelled crude oil hydraulic suspension conveying experiment device and method |
| CN110496832A (en) * | 2018-05-18 | 2019-11-26 | 中石化广州工程有限公司 | A kind of low temperature heavy oil fixed tank pipeline scavenging system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081001 Termination date: 20091208 |