CN209385100U - A kind of recyclable gas hydrate exploitation device - Google Patents
A kind of recyclable gas hydrate exploitation device Download PDFInfo
- Publication number
- CN209385100U CN209385100U CN201821758989.2U CN201821758989U CN209385100U CN 209385100 U CN209385100 U CN 209385100U CN 201821758989 U CN201821758989 U CN 201821758989U CN 209385100 U CN209385100 U CN 209385100U
- Authority
- CN
- China
- Prior art keywords
- gas
- recyclable
- gas hydrates
- seawater
- delver
- 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.)
- Expired - Fee Related
Links
- 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 title claims abstract description 21
- 239000007789 gas Substances 0.000 claims abstract description 83
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 82
- 150000004677 hydrates Chemical class 0.000 claims abstract description 76
- 239000003345 natural gas Substances 0.000 claims abstract description 41
- 239000013535 sea water Substances 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 238000000926 separation method Methods 0.000 claims abstract description 10
- 238000010521 absorption reaction Methods 0.000 claims abstract description 9
- 238000003860 storage Methods 0.000 claims abstract description 8
- 238000011084 recovery Methods 0.000 claims abstract description 6
- 239000010812 mixed waste Substances 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 230000036571 hydration Effects 0.000 claims description 3
- 238000006703 hydration reaction Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 7
- 238000000354 decomposition reaction Methods 0.000 abstract description 6
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 description 6
- 230000006837 decompression Effects 0.000 description 4
- 210000000515 tooth Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 240000007058 Halophila ovalis Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model belongs to marine oil gas reservoir production technique field, and what is involved is a kind of recyclable gas hydrate exploitation devices.The utility model includes the special operation vessel of delver storage warehouse, seawater heating apparatus, recyclable hose, water vapor absorption device, special operation vessel air accumulator, delver power recovery system, delver.The utility model carries out gas-liquid separation to gas hydrates in seabed, then carries out natural gas gathering on collecting ship, and the pollution-free utilization of resource is accomplished in the use that the natural gas of decomposition directly feeds excavating gear and special operation vessel.Quarrying apparatus designed by the utility model is convenient for multiple operation convenient for recycling, reduces the limitation that previous gas hydrate exploitation device can only be exploited in somewhere, and circulation is efficient.
Description
Technical field
The utility model belongs to marine oil gas reservoir production technique field, and in particular to be a kind of recyclable gas water
Close object quarrying apparatus.
Background technique
Into after 21 century, with the rapid growth of countries in the world economy, promote society to energy urgent need, the energy
Crisis has become many country's most one of distinct issues in the world today.It is depleted with traditional energy, it is necessary to seek
The new energy substance for looking for a kind of huge reserves, combustion cleaning, utilization rate high replaces traditional energy substance such as petroleum, coal
Charcoal etc., this new energy substance is exactly gas hydrates.
Gas hydrates (Natural Gas Hydrate) are a kind of solid matters as ice of white, mainly
It is non-stoichiometric, the cage type crystalline compounds that hydrone and methane are formed under the conditions ofs cryogenic high pressure etc., has extremely strong
Burning capacity.The ingredient of methane accounts for 80%~99.9% in gas hydrates, so being optimal clean energy resource.It
Right gas hydrate is with reserves are big, energy is high, prospect is wide, it is wide to bury, free of contamination feature.The gross reserves of gas hydrates is big
It is approximately coal known to the whole world, petroleum, 2 times of natural gas summation.The releasable 164 cubic metres of natural gases of 1 cubic metre of gas hydrates
With 0.8 cubic metre of water.The world resource amount of gas hydrates is about 2100 tcms, uses 1000 for the mankind
Year, be imbedded in continent permafrost, inland lake deepwater environment, seabed are distributed, be even more after burning will not generate it is any
Residue and exhaust gas.Therefore, gas hydrates are considered as 21 century optimal cleaning alternative energy source.
Gas hydrates are a kind of inferior stable state mineral being made of natural gas and water, are present in specific Temperature-pressure Conditions
Under, once occurrence condition changes, balancing each other for gas hydrates will be destroyed, and cause gas hydrates point
Solution.Traditional exploitation of gas hydrates technology is designed according to this property of gas hydrates, mainly includes
Thermal excitation extraction system, decompression extraction system and chemical reagent inject extraction system, but these methods suffer from it is some inevitably scarce
Point, such as: thermal excitation extraction system not yet well solves the lower problem of efficiency of heating- utilization so far, and can only carry out part and add
Heat;Decompression extraction system has special requirement to the property of gas hydrates, only when gas hydrates are located at temperature and pressure
When near equilibrium boundary, decompression extraction system just has economic feasibility;Although chemical-agent technique can reduce initial stage energy input,
Chemical reagent somewhat expensive needed for it, it is slow to the effect of gas hydrates layer, but also some environmental problems can be brought.
Device in traditional natural gas hydrate quarrying apparatus and method such as patent CN201711207166 is exactly typical uses
Heat exploitation, but its device that device exploitation is depended on the speed of thermal decomposition, it is clear that its efficiency exploited is low-down.
And traditional quarrying apparatus is all affixed to a certain gas hydrates reservoir area and immovable.
Utility model content
Deficiency in view of the above technology, the utility model provide a kind of recyclable gas hydrate exploitation device.
To achieve the above objectives, the utility model adopts the following technical solution:
A kind of recyclable gas hydrate exploitation device, including special operation vessel, it is characterised in that: the special type
Operation ship includes delver storage warehouse;Seawater heating apparatus, recyclable hose, water vapor absorption dress are set on special operation vessel
It sets, special operation vessel air accumulator;The seawater heating apparatus passes through the access nautical mile of seawater water inlet pipe;The seawater heating apparatus and
It is connected between recyclable hose by seawater water pipe;Seawater intake pump is mounted in the seawater water pipe;The recyclable hose,
Water vapor absorption device is connected with special operation vessel air accumulator by natural gas line;The recyclable hose connection delver is dynamic
Power recovery system, delver;The recyclable hose includes hot water pipeline and natural gas output channel.
The delver is cylindrical in shape, and right end installs rotary head, and middle part installation gas hydrates preserve device;The rotation
Rotor, which is faced left, holds connection positioning system and propulsion system;The gas hydrates preserve device left end and gas hydrates are transported
Defeated pipeline is connected, and right end is connected with mixed waste liquor discharge line, and top is connected with recyclable hose;The day of the recyclable hose
Right gas output channel preserves the natural gas generator above device with gas hydrates and is connected.
The gas hydrates preserve device inside, and there are also gas hydrates heating apparatus, gas-liquid separation device and days
Right gas hydrate decompressor;The gas hydrates heating apparatus is mounted on gas hydrates and preserves on device side wall;
The gas-liquid separation device is connect with mixed waste liquor discharge line;Mixed waste liquor discharge line one end directly with extraneous phase
Even;The gas hydrates decompressor be mounted on gas hydrates preserve above device and with natural gas output channel phase
Connection.
Further, the end of the seawater water inlet pipe is provided with seawater filtering device.
Further, the natural gas generator uses mechanical sealing, and sealing grade reaches IP67.
Further, connection transportation system above the gas hydrates transport pipeline, inside installation conveyer belt.
Further, the rotary head has two layers of cutter, and internal layer is four fan-shaped cutter, and outer layer is eight pointed tooths
Shape cutter;The upper surface of described cutter inlay equal-sized cutting tooth.
The beneficial effects of the utility model are: the utility model carries out gas-liquid separation to gas hydrates in seabed, so
Carry out natural gas gathering on special operation vessel afterwards, the natural gas of decomposition directly feeds making for excavating gear and special operation vessel
With accomplishing the pollution-free utilization of resource.Quarrying apparatus designed by the utility model is convenient for multiple operation convenient for recycling, reduces
The limitation that previous gas hydrate exploitation device can only be exploited in somewhere have the characteristics that recycle efficient.
Detailed description of the invention
Fig. 1 is a kind of recyclable gas hydrate exploitation device figure, and wherein arrow direction indicates fluid stream in pipeline
Dynamic direction.
Fig. 2 is gas hydrates delver structure chart.
Fig. 3 is the front view of the rotary head of gas hydrates delver.
Fig. 4 is gas hydrates transport pipeline internal structure chart.
Wherein: 1- special operation vessel;2- seawater heating apparatus;3- seawater water pipe;4- water vapor absorption device;5- special type is made
Industry ship air accumulator;6- seawater intake pump;7- delver power recovery system;8- seawater water inlet pipe;9- hot water pipeline;10- is natural
Feed channel;11- seawater filtering device;12- natural gas output channel;Hose can be recycled in 13-;14- gas hydrates reservoir;
15- mixed waste liquor discharge line;16- gas hydrates heating apparatus;17- gas-liquid separation device;18- gas hydrates subtract
Pressure device;19- gas hydrates preserve device;20- natural gas generator;21- transportation system;22- positioning system;23- is pushed away
Into system;24- gas hydrates transport pipeline;25- rotary head;26- delver storage warehouse;27- delver;28- cutting
Knife;29- cutting tooth;30- conveyer belt.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, a kind of recyclable gas hydrate exploitation device includes the special type of delver storage warehouse 26
Seawater heating apparatus 2, recyclable hose 13, water vapor absorption device 4, extraordinary work is arranged in operation ship 1 on special operation vessel 1
Industry ship air accumulator 5;The seawater heating apparatus 2 passes through the access nautical mile of seawater water inlet pipe 8;It the seawater heating apparatus 2 and can return
It receives and is connected between hose 13 by seawater water pipe 3;Seawater intake pump 6 is mounted in the seawater water pipe 3;The recyclable hose
13, water vapor absorption device 4 and special operation vessel air accumulator 5 are connected by natural gas line 10;The recyclable hose 13 wraps
Containing hot water pipeline 9 and natural gas output channel 12;The recyclable hose 13 connects delver power recovery system 7, delver
27。
The end of the seawater water inlet pipe 8 is provided with seawater filtering device 11;The seawater heating apparatus 2 is to pass through
Internal resistance heating achievees the effect that seawater is heated, and the seawater after heating enters gas hydrates and preserves in device 19
Accelerate the decomposition of gas hydrates;Described 11 the inside filling sponge of seawater filtering device etc. filters out the sea grass etc. inside seawater
Impurity guarantees that seawater water inlet pipe 8 is not blocked.
The seawater water pipe 3 is salt tolerant rubber tube, prevents the corrosion of seawater.
The water vapor absorption device 4 absorbs the silica gel of vapor main material.
As shown in figs. 2 to 4, the delver 27 is cylindrical in shape, and right end installs rotary head 25, and natural gas hydration is installed at middle part
Object preserves device 19;25 left end of the rotary head connection positioning system 22 and propulsion system 23;The gas hydrates storage
19 left end of acquisition means is connected with gas hydrates transport pipeline 24, and right end is connected with mixed waste liquor discharge line 15, top with
Recyclable hose 13 is connected;The natural gas output channel 12 and gas hydrates of the recyclable hose 13 preserve on device 19
The natural gas generator 20 of side is connected.
The gas hydrates preserve 19 inside of device, and there are also gas hydrates heating apparatus 16, gas-liquid separations to fill
Set 17 and gas hydrates decompressor 18;The gas hydrates heating apparatus 16 is mounted on gas hydrates and preserves
On 19 side wall of device;The gas-liquid separation device 17 is connect with mixed waste liquor discharge line 15;The mixed waste liquor discharge line
15 one end are directly connected with the external world;The gas hydrates decompressor 18 is mounted on gas hydrates and preserves device 19
Top is simultaneously connected with natural gas output channel 12.
The heating of gas hydrates heating apparatus 16 is using electromagnetic wave heating method.
The gas hydrates decompressor 18 is equipped with gas transport vacuum pump, can be by the natural gas transmission of decomposition
To natural gas output channel 12.
The natural gas generator 20 is mainly the natural gas power energy supply by decomposing, when it is in delver storage warehouse 26
When, natural gas generator 20 charges, and guarantees the needs for having enough energy to meet delver 27 in undecomposed natural gas out.Institute
Natural gas generator 20 is stated using mechanical sealing, and seals grade and reaches IP67.
Conveyer belt 30 is installed in connection transportation system 21, inside to the gas hydrates transport pipeline 24 above.
The rotary head 25 has two layers of cutter 28, and internal layer is four fan-shaped cutter 28, and outer layer is eight sharp-tooth shapeds
Cutter 28;The upper surface of described cutter 28 inlay equal-sized cutting tooth 29.
After a certain region in ocean finds gas hydrates reservoir 14, the first step moves special operation vessel 1
It moves above gas hydrates reservoir 14, then gas hydrates delver 27 is launched into reservoir and is opened
It adopts;The natural gas hydrate that delver 27 is exploited is stored in gas hydrates and preserved in device 19 by second step;Third step will
Gas hydrates preserve the gas hydrates in device 19 and are decomposed by injection heating seawater, heating, decompression to it;
The natural gas of decomposition is transported in special operation vessel air accumulator 5 by natural gas output channel 12 and is stored by the 4th step;The
Natural gas in special operation vessel air accumulator 5 is transported to land up by special operation vessel 1 by five steps.
When the delver 27 is exploited in gas hydrates reservoir 14, positioning system 22 and propulsion system 23 are controlled
Rotary head 25 carries out crushing collection to gas hydrates;Conveyer belt 30 in the gas hydrates transport pipeline 24 will
Natural gas mixture is transported to gas hydrates and preserves in device 19;Heating seawater, natural gas hydration is added by intake pump 6
Object heating apparatus 16 and gas hydrates decompressor 18 preserve the gas hydrates in device 19 to gas hydrates
Carry out fast decoupled;The natural gas sub-fraction of decomposition enters natural gas generator 20 by pipeline and generates electricity, and largely passes through day
Right gas transport pipeline 12 reaches special operation vessel 1;Mud mixture after gas hydrate dissociation passes through gas-liquid separation device
17 effects enter mixed waste liquor discharge line 15 and are discharged.After the exploitation of gas hydrates in certain region, delver is dynamic
Delver 27 is recovered in delver storage warehouse 26 by power recovery system 7 by recycling hose 13, continues the operation in next region.
Foregoing description is only the description to the utility model preferred embodiment, not to any limit of the scope of the utility model
Fixed, any change, the modification that the those of ordinary skill in the utility model field does according to the disclosure above content belong to right and want
Seek the protection scope of book.
The content that this specification is not described in detail belongs to the prior art well known to professional and technical personnel in the field.
Claims (5)
1. a kind of recyclable gas hydrate exploitation device, including special operation vessel (1), it is characterised in that: the spy
Kind operation ship (1) has delver storage warehouse (26);Seawater heating apparatus (2), recyclable hose are set on special operation vessel (1)
(13), water vapor absorption device (4), special operation vessel air accumulator (5);The seawater heating apparatus (2) passes through seawater water inlet pipe
(8) access nautical mile;It is connected between the seawater heating apparatus (2) and recyclable hose (13) by seawater water pipe (3);The sea
Seawater intake pump (6) are installed in water water pipe (3);The recyclable hose (13), water vapor absorption device (4) and special operation vessel
Air accumulator (5) is connected by natural gas line (10);Recyclable hose (13) connection delver power recovery system (7),
Delver (27);The recyclable hose (13) includes hot water pipeline (9) and natural gas output channel (12);
The delver (27) is cylindrical in shape, and right end installs rotary head (25), and middle part installation gas hydrates preserve device
(19);Rotary head (25) left end connection positioning system (22) and propulsion system (23);The gas hydrates preserve
Device (19) left end is connected with gas hydrates transport pipeline (24), and right end is connected with mixed waste liquor discharge line (15), top
Portion is connected with recyclable hose (13);The natural gas output channel (12) and gas hydrates of the recyclable hose (13) store up
Natural gas generator (20) above acquisition means (19) is connected;
The gas hydrates preserve device (19) internal also gas hydrates heating apparatus (16), gas-liquid separation device
(17) and gas hydrates decompressor (18);The gas hydrates heating apparatus (16) is mounted on gas hydrates
It preserves on device (19) side wall;The gas-liquid separation device (17) connect with mixed waste liquor discharge line (15);The mixing is useless
Liquid discharge line (15) one end is directly connected with the external world;The gas hydrates decompressor (18) is mounted on natural gas hydration
Object preserves above device (19) and is connected with natural gas output channel (12).
2. a kind of recyclable gas hydrate exploitation device according to claim 1, it is characterised in that: the sea
The end of water water inlet pipe (8) is provided with seawater filtering device (11).
3. a kind of recyclable gas hydrate exploitation device according to claim 1 or 2, it is characterised in that: described
Natural gas generator (20) uses mechanical sealing, and sealing grade reaches IP67.
4. a kind of recyclable gas hydrate exploitation device according to claim 3, it is characterised in that: described natural
Conveyer belt (30) are installed in connection transportation system (21), inside to gas hydrate transport pipeline (24) above.
5. a kind of recyclable gas hydrate exploitation device according to claim 4, it is characterised in that: the rotation
Cutterhead (25) has two layers of cutter (28), and internal layer is four fan-shaped cutter (28), and outer layer is eight sharp-tooth shaped cutter (28);
The upper surface of described cutter (28) inlay equal-sized cutting tooth (29).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821758989.2U CN209385100U (en) | 2018-10-29 | 2018-10-29 | A kind of recyclable gas hydrate exploitation device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821758989.2U CN209385100U (en) | 2018-10-29 | 2018-10-29 | A kind of recyclable gas hydrate exploitation device |
Publications (1)
Publication Number | Publication Date |
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CN209385100U true CN209385100U (en) | 2019-09-13 |
Family
ID=67867439
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CN201821758989.2U Expired - Fee Related CN209385100U (en) | 2018-10-29 | 2018-10-29 | A kind of recyclable gas hydrate exploitation device |
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CN (1) | CN209385100U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111852409A (en) * | 2020-07-24 | 2020-10-30 | 黑龙江科技大学 | Natural gas hydrate exploitation device and method |
CN111980710A (en) * | 2020-08-13 | 2020-11-24 | 常州大学 | Recyclable and continuous natural gas hydrate exploitation device with desulfurization system and exploitation method |
CN112963718A (en) * | 2021-02-05 | 2021-06-15 | 中国船舶科学研究中心 | Natural gas hydrate storage and transportation device and operation method |
-
2018
- 2018-10-29 CN CN201821758989.2U patent/CN209385100U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111852409A (en) * | 2020-07-24 | 2020-10-30 | 黑龙江科技大学 | Natural gas hydrate exploitation device and method |
CN111852409B (en) * | 2020-07-24 | 2022-05-06 | 黑龙江科技大学 | Natural gas hydrate exploitation device and method |
CN111980710A (en) * | 2020-08-13 | 2020-11-24 | 常州大学 | Recyclable and continuous natural gas hydrate exploitation device with desulfurization system and exploitation method |
CN112963718A (en) * | 2021-02-05 | 2021-06-15 | 中国船舶科学研究中心 | Natural gas hydrate storage and transportation device and operation method |
CN112963718B (en) * | 2021-02-05 | 2022-05-27 | 中国船舶科学研究中心 | Natural gas hydrate storage and transportation device and operation method |
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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: 20190913 |