CN208456566U - A kind of turbine lifting device for gas hydrates fluidisation exploitation - Google Patents
A kind of turbine lifting device for gas hydrates fluidisation exploitation Download PDFInfo
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- CN208456566U CN208456566U CN201820612070.6U CN201820612070U CN208456566U CN 208456566 U CN208456566 U CN 208456566U CN 201820612070 U CN201820612070 U CN 201820612070U CN 208456566 U CN208456566 U CN 208456566U
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- China
- Prior art keywords
- turbine
- lifting device
- lower contact
- top connection
- gas hydrates
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- 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.)
- Expired - Fee Related
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- 150000004677 hydrates Chemical class 0.000 title claims abstract description 28
- 238000005243 fluidization Methods 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims description 29
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 27
- NMJORVOYSJLJGU-UHFFFAOYSA-N methane clathrate Chemical compound C.C.C.C.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O NMJORVOYSJLJGU-UHFFFAOYSA-N 0.000 claims description 5
- 239000002002 slurry Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 3
- 238000011161 development Methods 0.000 abstract description 3
- 241001074085 Scophthalmus aquosus Species 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 23
- 238000000034 method Methods 0.000 description 10
- 238000005086 pumping Methods 0.000 description 8
- 239000012530 fluid Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000003208 petroleum Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Natural products C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- -1 natural gas hydrates Chemical class 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
A kind of turbine lifting device for gas hydrates fluidisation exploitation, including top connection, turbine pump, passageway bridge, universal axle assembly, turbine motor, lower contact.Wherein top connection connection turbine pump and casing；Passageway bridge connects turbine pump and turbine motor；Universal axle assembly top connects turbine motor axis, and lower part connects turbine pump axis；Universal axle assembly is located in passageway bridge seal chamber；Lower contact connects turbine motor and casing.The utility model can be simultaneously the jet crushing of hydrate, Mechanical Crushing and the lifting of hydrate slurry provide power, save lower brill time and expense, shorten the development cycle；Using turbine motor and turbine pump as power and lifting equipment, make device smooth running；Reach gaslift effect using hydrate phase-state change, improves energy utilization efficiency, lifting efficiency.
Description
Technical field
The invention belongs to exploitation of gas hydrates technical fields, relate to a kind of exploitation of gas hydrates lifting dress
It sets, especially a kind of turbine lifting device for gas hydrates fluidisation exploitation
Background technique
Increase year by year with the improvement of people's living standards, demand of the China to petroleum resources with the rapid development of economic construction
Add, domestic petroleum resources imbalance between supply and demand is prominent.However China's oil gas external dependence degree rises year by year, and will approach 70% within 2018,
Seriously threaten the safety of national energy strategy, it is necessary to find new resource.On land the case where the reduction increasingly of petroleum resources
Under, oil and gas prospect exploitation turns to ocean and has become inexorable trend.
Gas hydrates are also known as combustible ice, are cleaning, the good energy.Its global reserves is huge, as a kind of tool
There are the novel unconventional petroleum resources of high value, is that oil and gas industry circle studies for a long period of time hot spot, is accounted in following energy strategy
There is consequence, but not yet realizes be commercialized exploitation to it in the world.Recovery method traditional at present mainly has thermostimulation method,
Decompression method, chemical-agent technique, carbon dioxide replacement method etc..In a variety of gas hydrate mining methods, solid state fluidizing exploitation
Feasible exploitation of gas hydrates technique is verified from theory and practice as a set of, has tradition exploitation thinking no
" lasting exploit " advantage.But due to the environment particularity of exploiting ocean natural gas hydrates, existing oil gas equipment is unable to satisfy and needs
It asks, can not realize that hydrate is broken simultaneously especially and be equipped with the mature of pumping recycling.In the prior art, although also occurring
Hydrate exploitation and lifting device, but generally existing energy utilization efficiency is low, returns the problems such as inefficient on ore pulp.It studies and opens
Hair exploits matched dedicated pumping arrangement with fluidisation, improves exploitation pumping efficiency, to the commercialization of gas hydrates exploit to
It closes important.
In view of the above problems, the present invention proposes a kind of turbine lifting device for gas hydrates fluidisation exploitation.
Summary of the invention
In order to overcome deficiency present in background technique, that the present invention provides a kind of energy utilization efficiencies is high, on return efficiency
High, the turbine lifting device for gas hydrates fluidisation exploitation.
A kind of turbine lifting device for gas hydrates fluidisation exploitation, including top connection, turbine pump, bridge-type are logical
Road, universal axle assembly, turbine motor, lower contact；Wherein top connection connection turbine pump and casing；Passageway bridge top connects turbine
Pump, lower part connect turbine motor；Universal axle assembly is located in the second seal chamber of passageway bridge, connects turbine motor axis and turbine
Pump axis；Lower contact connecting sleeve and turbine motor.
In further technical solution, top connection includes top connection pedestal, the first sealing cover, first bearing string and the first slip ring
Formula combined seal ring；First sealing cover is located at top connection seal chamber upper end；First bearing string and turbine pump axis are coaxial, are located at upper
Joint sealing is intracavitary；First sliding ring combined seal and turbine pump axis are coaxial, are located at top connection seal chamber lower end, prevent whirlpool
Gas hydrate slurry body invades in wheel pump.
In further technical solution, top connection pedestal has first runner, second flow channel；First runner has four, and outlet is in
It is arc-shaped, it is distributed in connector pedestal, lower part is connected to turbine pump；Second flow channel has four, and outlet is arc-shaped, and is distributed in connector base
Seat, lower part connect annular space.
In further technical solution, passageway bridge includes passageway bridge pedestal, the second sealing cover, third sealing cover, second
Sliding ring combined seal and second bearing string；Second sealing cover is located at the second seal chamber of passageway bridge upper end；Third sealing cover
Positioned at passageway bridge first annular seal space upper end；Second bearing string and turbine motor axis are coaxial, are located at passageway bridge first and seal
It is intracavitary；Second sliding ring combined seal and turbine motor axis are coaxial, are located at passageway bridge first annular seal space lower end.
In further technical solution, passageway bridge pedestal has third flow channel, the 4th runner；Third flow channel has two, symmetrically
Arrangement, top are connected to turbine pump, and lower end is connected to annular space；4th runner has two articles, is arranged symmetrically, and upper end is connected to annular space, and lower end connects
Logical turbine motor.
In further technical solution, lower contact includes lower contact pedestal, the 4th sealing cover, third sliding ring combined seal
With 3rd bearing string；4th sealing cover is located at lower contact seal chamber upper end；3rd bearing string and turbine motor axis are coaxial, are located at
In lower contact seal chamber；Third sliding ring combined seal and turbine motor axis are coaxial, are located at lower contact seal chamber lower end.
In further technical solution, lower contact pedestal has the 5th runner and the 6th runner；5th runner has two articles, and outlet is in
It is arc-shaped, it is arranged symmetrically, flow area can be improved, upper end is connected to annular space, and lower end is connected to rear end hydrate and exploits tool, imports day
Right gas hydrate slurry；6th runner has two articles, and outlet is arc-shaped, and is arranged symmetrically, and can improve flow area, and upper end is connected to whirlpool
Wheel motor, lower end are connected to annular space, and high-pressure fluid is imported subsequent shot crushing device.
In further technical solution, turbine motor axis runs through lower contact seal chamber, needs power for connecting rear end
Mechanical Crushing tool provides power for it.
In further technical solution, top connection can be connected with each other with lower contact, and single unit system is enable to be used in series.
Compared with prior art, the invention has the following advantages:
A kind of turbine lifting device for gas hydrates fluidisation exploitation proposed by the present invention, in passageway bridge water conservancy diversion
Under the action of, high-pressure fluid enters turbine motor, drives the rotation of turbine motor main shaft, is driven by universal axle assembly, turbine horse
Danone carries out hydrate pumping simultaneously for the jet crushing of hydrate, Mechanical Crushing and turbine pump and provides power, is completed at the same time
Originally the work that could be completed need to be repeatedly bored down, saved lower brill time and expense, shortened the development cycle.
The structure that turbine motor and turbine pump proposed by the present invention are driven by universal axle assembly, keeps apparatus structure compact,
Smooth running, space occupied needed for capable of reducing,
The structure of turbine pump lifting hydrate proposed by the present invention, the pumping for adapting to multiphase gas hydrate slurry body need
It asks.And the gaslift effect of hydrate phase-state change generation can be efficiently used, turbine pump rotation is pushed, improves energy utilization effect
Rate, lifting efficiency.Top connection proposed by the present invention and lower contact energy structure interconnected, so that single unit system is connected makes
With raising hydrate pumping height is installed and used more flexible.
Detailed description of the invention
Fig. 1 is a kind of turbine lifting device structural schematic diagram for gas hydrates fluidisation exploitation
Fig. 2 is top connection structural schematic diagram
Fig. 3 is passageway bridge structural schematic diagram
Fig. 4 is lower contact structural schematic diagram
Appended drawing reference: 1- top connection, 2- turbine pump, 3- passageway bridge, the universal axle assembly of 4-, 5- turbine motor connect under 6-
Head, 7- turbine motor axis, 8- turbine pump axis, 9- casing, the rear end 10- hydrate exploit tool, 11- top connection pedestal, 12-
First sealing cover, 13- first bearing string, the first sliding ring combined seal of 14-, 15- top connection seal chamber, 31- passageway bridge
Pedestal, the second sealing cover of 32-, 33- third sealing cover, the second sliding ring combined seal of 34-, 35- second bearing string, 36- bridge
Formula channel first annular seal space, the second seal chamber of 37- passageway bridge, 61- lower contact pedestal, the 4th sealing cover of 62-, 63- third are sliding
Ring type combined seal ring, 64- 3rd bearing string, 65- lower contact seal chamber, 111- first runner, 112- second flow channel, 311-
Three runners, the 4th runner of 312-, the 5th runner of 611-, the 6th runner of 612-.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples, and embodiments of the present invention include but is not limited to
The following example.A kind of turbine lifting device for gas hydrates fluidisation exploitation of the invention, as shown in Figure 1, device
It mainly include the components such as top connection 1, turbine pump 2, passageway bridge 3, universal axle assembly 4, turbine motor 5, lower contact 6.Device
It connect installation with bimetallic tube entirely through top connection 1, the high-pressure fluid from ocean platform is introduced into turbine motor 5, turbine horse
Pressure energy up to 5 fluids is converted into kinetic energy, drives the rotation of turbine pump axis 8 to form negative pressure by universal axle assembly 4, will contain
The hydrate slurry of solid-liquid multiphase enters turbine pump 2 from the sucking of lower contact 6, carries out the lifting of gas hydrates.Hydrate exists
It is collided in flow process and is further crushed, under the influence of environment temperature, phase-state change becomes gas by solid, generates gas
Effect is lifted, and becomes the power of turbine pump 2, further increases lifting efficiency.Turbine motor axis 7 transmits downwards power, drives
The Mechanical Crushing tool rotation in tool 10 is exploited at the hydrate of rear end, carries out the Mechanical Crushing of hydrate.Lower contact 6 will be from whirlpool
High-pressure fluid in wheel motor 5 imports at the hydrate of rear end the liquid jet instrument exploited in tool 10, and it is broken to carry out jet stream to hydrate
It is broken.Primary device need to only be transferred can be completed at the same time former must transfer gas hydrates jet crushing, the machine that could be completed twice
Tool is broken to recycle task with mineral, effectively improves effective utilization rate of energy and gas hydrates harvest efficiency.
As shown in Figure 1 and Figure 2, top connection 1 is sliding including interface pedestal 11, first bearing string 13, the first sealing cover 12 and first
Ring type combined seal ring 13；First sealing cover 12 is located at 15 upper end of top connection seal chamber, and it is close that first bearing string 13 is located at top connection
It seals in chamber 15, the first sliding ring combined seal 14 is located at 15 lower end of top connection seal chamber, the first sealing cover 12 and the first slip ring
Combined type packing ring 14 is that first bearing string 13 provides sealed environment, improves 13 working life of first bearing string；First bearing string
13 provide and fix and support for turbine pump axis 9；Top connection pedestal 11 has four uniformly distributed first runners 111, arc-shaped outlet
Structure maximize flow area while guaranteeing support strength.
As shown in Figure 1, Figure 3, passageway bridge 3 include passageway bridge pedestal 31, the second sealing cover 32, third sealing cover 33,
Second bearing string 35 and the second sliding ring combined seal 34, passageway bridge 3 connect turbine pump 2 and turbine motor 5, passageway bridge
First annular seal space 37 is that universal axle assembly 4 provides sealed environment, improves universal 4 working life of axle assembly；Universal axle assembly 4 connects
Turbine motor axis 7 and turbine pump axis 8 reduce the radial vibration in transmission process, smoothly realize power transmitting；Bridge-type is logical
Road pedestal 31 has third flow channel 311, the 4th runner 312, is symmetrically arranged, and realizes the cross over transition of runner: third flow channel
311 upper ends connect turbine pump 2, and lower end connects annular space；4th runner, 312 upper end connects annular space, and lower end is connected to turbine motor 5.Such as
Shown in Fig. 1, Fig. 4, lower contact 6 includes lower contact pedestal 61, the 4th sealing cover 62,3rd bearing string 64；Lower contact 6 and turbine
Motor 5 connects, and by 3rd bearing string 64 is that turbine motor axis 7 provides support, while by the fluid channel in turbine motor 5
It is connect with fluidic device channel, the channel that rear end hydrate exploits slurry collection device in tool 10 is connected to annular space.Under connect
There are two the 5th runner 611, two the 6th runners 612 to be symmetrically arranged for head pedestal 61.5th runner 611 has two articles, on
End connection annular space, lower end slurry collection channel；6th runner, 612 upper end is connected to turbine motor 5, and lower end is connected to annular space.Turbine horse
6 seal chamber of lower contact is stretched out up to axis 7, connection downhole drill bit etc. needs the device of power.
As shown in Figure 1, Figure 2, Figure 4 shows, top connection 1 and 6 complementary structure of lower contact, can be connected with each other, enable single unit system
It is used in series, when needing to improve pumping height, improves hydrate pumping height, device is installed and used flexibly.
The above is a kind of implementation steps of turbine lifting device for gas hydrates fluidisation exploitation, and does not have to
To limit the present invention, all modifications made within spirit of that invention and principle, equivalent replacement or improvement should be included in this hair
Within bright protection scope.
Claims (9)
1. a kind of turbine lifting device for gas hydrates fluidisation exploitation, it is characterised in that: described a kind of for natural
The turbine lifting device of gas hydrate fluidisation exploitation includes top connection (1), turbine pump (2), passageway bridge (3), universal axle assembly
(4), turbine motor (5), lower contact (6)；Top connection (1) connection turbine pump (2) and casing (9)；The passageway bridge (3)
Top connects turbine pump (2), and lower part connects turbine motor (5)；The universal axle assembly (4) is located at the second seal chamber of passageway bridge
(37) in, turbine motor axis (7) and turbine pump axis (8) are connected；Lower contact (6) connecting sleeve (9) and turbine motor
(5)。
2. a kind of turbine lifting device for gas hydrates fluidisation exploitation according to claim 1, feature exist
In the top connection (1) include top connection pedestal (11), the first sealing cover (12), first bearing string (13) and the first sliding ring type group
It closes sealing ring (14)；First sealing cover (12) and turbine pump axis (8) coaxially, are located at top connection seal chamber (15) upper end；
The first bearing string (13) and turbine pump axis (8) coaxially, are located in top connection seal chamber (15)；The first sliding ring type group
It closes sealing ring (14) and turbine pump axis (8) coaxially, is located at top connection seal chamber (15) lower end.
3. a kind of turbine lifting device for gas hydrates fluidisation exploitation according to claim 2, it is characterised in that
The top connection pedestal (11) has first runner (111), second flow channel (112)；The first runner (111) has four, outlet
It is arc-shaped, is distributed in connector pedestal (11), lower part is connected to turbine pump (2)；The second flow channel (112) has four, and outlet is in
It is arc-shaped, it is distributed in connector pedestal (11), lower part connects annular space.
4. a kind of turbine lifting device for gas hydrates fluidisation exploitation according to claim 1, feature exist
In the passageway bridge (3) include passageway bridge pedestal (31), the second sealing cover (32), third sealing cover (33), the second slip ring
Formula combined seal ring (34) and second bearing string (35)；Second sealing cover (32) is located at the second seal chamber of passageway bridge (37)
Upper end；The third sealing cover (33) is located at passageway bridge first annular seal space (36) upper end；The second bearing string (35) and whirlpool
Wheel motor axis (7) coaxially, is located in passageway bridge first annular seal space (36)；Second sliding ring combined seal (34) with
Turbine motor axis (7) coaxially, is located at passageway bridge first annular seal space (36) lower end.
5. a kind of turbine lifting device for gas hydrates fluidisation exploitation according to claim 4, feature exist
There are third flow channel (311), the 4th runner (312) in the passageway bridge pedestal (31)；The third flow channel (311) has two,
It is arranged symmetrically, upper end is connected to turbine pump (2), and lower end is connected to annular space；4th runner (312) has two articles, is arranged symmetrically, upper end
It is connected to annular space, lower end is connected to turbine motor (5).
6. a kind of turbine lifting device for gas hydrates fluidisation exploitation according to claim 1, feature exist
In the lower contact (6) include lower contact pedestal (61), the 4th sealing cover (62), third sliding ring combined seal (63) and
Three bearing strings (64)；4th sealing cover (62) is located at lower contact seal chamber (65) upper end；The 3rd bearing string (64) with
Turbine motor axis (7) coaxially, is located in lower contact seal chamber (65)；The third sliding ring combined seal (63) and turbine
Motor axis (7) coaxially, is located at lower contact seal chamber (65) lower end.
7. a kind of turbine lifting device for gas hydrates fluidisation exploitation according to claim 6, feature exist
There are the 5th runner (611) and the 6th runner (612) in the lower contact pedestal (61)；5th runner (611) has two articles, out
Mouth is arc-shaped, and is arranged symmetrically, and upper end is connected to annular space, and lower end is connected to rear end hydrate exploitation tool (10)；6th runner
(612) there are two, outlet is arc-shaped, and is arranged symmetrically, and top is connected to turbine motor (5), and lower part is connected to annular space.
8. a kind of turbine lifting device for gas hydrates fluidisation exploitation according to claim 1, feature exist
Run through lower contact seal chamber (65) in the turbine motor axis (7).
9. a kind of turbine lifting device for gas hydrates fluidisation exploitation according to claim 1, feature exist
It can be connected with each other in the top connection (1) and lower contact (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820612070.6U CN208456566U (en) | 2018-04-27 | 2018-04-27 | A kind of turbine lifting device for gas hydrates fluidisation exploitation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820612070.6U CN208456566U (en) | 2018-04-27 | 2018-04-27 | A kind of turbine lifting device for gas hydrates fluidisation exploitation |
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| Publication Number | Publication Date |
|---|---|
| CN208456566U true CN208456566U (en) | 2019-02-01 |
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ID=65150922
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820612070.6U Expired - Fee Related CN208456566U (en) | 2018-04-27 | 2018-04-27 | A kind of turbine lifting device for gas hydrates fluidisation exploitation |
Country Status (1)
| Country | Link |
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| CN (1) | CN208456566U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374650A (en) * | 2018-04-27 | 2018-08-07 | 西南石油大学 | A kind of turbine lifting device for gas hydrates fluidisation exploitation |
| CN109899295A (en) * | 2019-04-29 | 2019-06-18 | 西南石油大学 | A kind of sea bottom hydrate helical turbine pumping installations |
-
2018
- 2018-04-27 CN CN201820612070.6U patent/CN208456566U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374650A (en) * | 2018-04-27 | 2018-08-07 | 西南石油大学 | A kind of turbine lifting device for gas hydrates fluidisation exploitation |
| CN109899295A (en) * | 2019-04-29 | 2019-06-18 | 西南石油大学 | A kind of sea bottom hydrate helical turbine pumping installations |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 |