CN115628063B - Self-rescue escaping device and escaping method for deep sea mining vehicle - Google Patents
Self-rescue escaping device and escaping method for deep sea mining vehicle Download PDFInfo
- Publication number
- CN115628063B CN115628063B CN202211402909.0A CN202211402909A CN115628063B CN 115628063 B CN115628063 B CN 115628063B CN 202211402909 A CN202211402909 A CN 202211402909A CN 115628063 B CN115628063 B CN 115628063B
- Authority
- CN
- China
- Prior art keywords
- supercritical
- deep sea
- seabed
- vehicle
- mining vehicle
- 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.)
- Active
Links
- 238000005065 mining Methods 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000002689 soil Substances 0.000 claims abstract description 36
- 239000007921 spray Substances 0.000 claims abstract description 27
- 238000007711 solidification Methods 0.000 claims abstract description 10
- 230000008023 solidification Effects 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000007787 solid Substances 0.000 claims abstract description 6
- 239000011148 porous material Substances 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims abstract description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000013535 sea water Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims 1
- 238000011084 recovery Methods 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229940115088 sea soft Drugs 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C50/00—Obtaining minerals from underwater, not otherwise provided for
Abstract
The invention discloses a self-rescue escaping device of a deep sea mining vehicle and an escaping method thereof, wherein the deep sea mining vehicle comprises a vehicle body, crawler-type travelling mechanisms are arranged at two sides of the bottom of the vehicle body, and supercritical CO is arranged in the vehicle body 2 The periphery of the storage tank and the vehicle body are provided with a fixed platform in an extending way, and a plurality of COs are arranged on the fixed platform and at the center of the bottom of the vehicle body 2 A conveying pipeline, the CO 2 Conveying pipeline and supercritical CO 2 The storage tanks are connected. CO 2 The conveying pipeline comprises a telescopic conveying pipe, and a rotary spray head is arranged at the end part of the telescopic conveying pipe. The invention is realized by supercritical CO 2 Injecting into the seabed, it can displace weak soft soil body pore water and generate solid hydrate, realizes the quick solidification of seabed soil body, effectively promotes the weak soft soil body intensity around the mining vehicle track and around the automobile body, increases the frictional force between soil body and track, realizes the quick of soil body in the short time, finally realizes the purpose of mining vehicle rescue recovery operation. The invention can better protect the ecological environment of the sea bottom and avoid the pollution to the marine environment.
Description
Technical Field
The invention relates to the field of ocean mining, in particular to a deep sea mining vehicle self-rescue escaping device and a escaping method thereof.
Background
With the increasing demand of human beings for mineral resources and the continuous exhaustion of land resources, the vast ocean bottom is reserved with abundant mineral resources, and is considered as the most important development direction in the future of human beings.
Mineral resources in deep sea are mostly in the form of nodules, and are rich in manganese and nickelAnd various elements such as cobalt, copper and the like have great commercial exploitation value. The environment is complex in topography, and has the characteristics of high pressure, low temperature and the like because the depth is more than thousands of meters. The polymetallic nodules are arranged on the surface layer of the submarine soft sediment with the water depth of 4000-6000m, are often in a semi-buried state, are mostly spherical, have the particle size of 2-10cm and have the density of about 2100kg/m 3 . At present, crawler-type mining vehicles are adopted to mine multi-metal nodules, when the crawler-type mining vehicles walk on a deep sea thin soft substrate, the situation that crawler teeth slide and a vehicle body sink is easily faced, and when the crawler-type mining vehicles are serious, the mining vehicles are stopped to cause incapacity of mining, so that huge economic loss is caused.
Soil curing agents are often used for curing foundations in land engineering, however, the deep sea environment is complex and changeable, the properties of deep sea weak soil are special and are greatly different from those of land silt, so that the traditional soil curing agents are not applicable, and have great pollution to the marine environment and poor effect. For example, publication No.: the chinese patent application CN114893185a discloses a device and method for detecting and actively releasing the settlement of a submarine mining vehicle, which performs seabed reinforcement by grouting into the submarine sediment, the grouting will pollute the marine environment, so there is a need for a low-carbon, environment-friendly, efficient and convenient deep sea seabed curing means to cope with the extreme situation that the mining vehicle cannot travel.
Disclosure of Invention
Aiming at the problem of the existing submarine mining vehicle getting rid of the trapping, the first object of the invention is to provide a self-rescue trapping device of the deep-sea mining vehicle.
The invention adopts the following technical scheme:
the self-rescue escaping device of the deep sea mining vehicle comprises a vehicle body, wherein crawler-type travelling mechanisms are arranged on two sides of the bottom of the vehicle body, and supercritical CO is arranged in the vehicle body 2 The storage tank, the periphery extension of automobile body is provided with fixed platform, all be provided with a plurality of COs on the fixed platform and the bottom central authorities of automobile body 2 A conveying pipeline, the CO 2 Conveying pipeline and supercritical CO 2 The storage tanks are connected; the CO 2 The conveying pipeline comprises a telescopic conveying pipe, and a rotary spray head is arranged at the end part of the telescopic conveying pipe.
Preferably, a plurality of subsidence detectors are provided on the bottom surfaces of the left and right sides of the fixed platform, and the subsidence detectors can detect the distance between the fixed platform and the seabed.
Preferably, the CO 2 The included angle between the conveying pipeline and the seabed is 90-120 degrees.
Preferably, the CO on the fixed platform at the front side of the vehicle body 2 The included angle between the conveying pipeline and the seabed is 90 degrees, and the included angle between the conveying pipeline and the seabed is 120 degrees;
CO on the fixed platforms at the left side and the right side of the car body 2 The included angle between the conveying pipeline and the seabed is 90 degrees, and the CO on the fixed platform at the rear side of the vehicle body 2 The included angle between the conveying pipeline and the seabed is 90 degrees, and the CO at the center of the bottom of the vehicle body 2 The included angle between the conveying pipeline and the seabed is 90 degrees.
Preferably, the CO on the fixed platform at the front side of the vehicle body 2 The quantity of the conveying pipelines is more than that of CO on a fixed platform at the rear side of the vehicle body 2 The number of transfer lines.
Preferably, the outer wall of the rotary spray head is provided with a plurality of spines and a plurality of spray holes, and the rotary spray head can spray supercritical CO outwards in a rotary way 2 。
The second object of the invention is to provide a self-rescue escaping method for the deep sea mining vehicle.
The self-rescue escaping method of the deep sea mining vehicle utilizes the self-rescue escaping device of the deep sea mining vehicle, and comprises the following steps of:
step 1: when the deep sea mining vehicle is used for submarine mining, the cable, the mining conveying pipeline and the supercritical CO are adopted 2 The conveying pipe is connected with a mother ship on the sea surface, and the sinking detector detects the distance between the fixed platform and the seabed in real time during mining operation;
step 2: when the deep sea mining vehicle is sunken and cannot normally work, the sunken detector detects that the distance between the fixed platform and the seabed exceeds a set range, so that the sunken mining vehicle is monitored, the sunken detector sends an alarm signal to a mother ship, and a mother ship worker is reminded that the deep sea mining vehicle is sunken and cannot normally work;
step 3: when the mother ship staff receives the alarm signal, the mother ship staff passes through the supercritical CO 2 Conveying pipe for conveying supercritical CO to deep sea mining vehicle 2 Supercritical CO 2 Means CO when the pressure exceeds 7.38MPa and the temperature exceeds 31.4 DEG C 2 The supercritical state with density larger than that of sea water and low viscosity is formed;
step 4: supercritical CO transported by mother ship to deep sea mining vehicle 2 By supercritical CO 2 Supercritical CO delivered into the vehicle body by a delivery pipe 2 In the storage tank, CO 2 The telescopic conveying pipe of the conveying pipeline extends out and is inserted into the seabed below and around the deep sea mining vehicle, and is formed by supercritical CO 2 The storage tank will be supercritical CO 2 To each CO 2 A conveying pipeline;
step 5: CO 2 Supercritical CO in a delivery line 2 Selective injection of supercritical CO outwards through a rotary spray head 2 Supercritical CO 2 After being sprayed out in a rotating way, the water fully mixes with the soil body of the seabed around and below the deep sea mining vehicle, on one hand, pore water in the soil body of the seabed is displaced to be compact, and on the other hand, CO is formed in the environment of high pressure and low temperature on the seabed 2 The hydrate solid and the two functions can effectively improve the strength of the weak soil body around the crawler belt of the deep sea mining vehicle and in front and back of the vehicle body, increase the friction force between the soil body and the crawler belt, and realize the rapid and low-carbon solidification of the soil body in a short time;
step 6: after solidification of the seabed soil body is completed, CO 2 The telescopic conveying pipe of the conveying pipeline is retracted, and supercritical CO is generated in the process of retracting the telescopic conveying pipe 2 Continuous conveying can prevent the spray holes of the rotary spray heads from being blocked, and when the telescopic conveying pipe is completely retracted, the deep sea mining vehicle can be driven to deviate from the subsidence position.
The invention has the beneficial effects that:
the invention provides a self-rescue escaping device of a deep sea mining vehicle and an escaping method thereof, wherein after the submarine mining vehicle cannot normally walk after sinking, supercritical CO is used for escaping 2 Injecting into seabed, supercritical CO 2 Means when the pressure exceeds 7.38MPaCO at a temperature exceeding 31.4 DEG C 2 The supercritical state with density larger than that of sea water and low viscosity is formed; supercritical CO 2 Can displace weak soft soil body pore water and generate solid hydrate after getting into the seabed, realize the quick solidification of seabed soil body, effectively promote the weak soft soil body intensity around the mining vehicle track and before and after the automobile body, increase the frictional force between soil body and track, realize quick, the low carbon solidification of soil body in the short time, finally realize the purpose of mining vehicle escaping from the well and saving oneself and recovering the operation. In addition, the invention is realized by using supercritical CO 2 Injecting into the sea bed, and also realizing CO 2 Is a contribution to the green low-carbon requirements of the country. Compared with the grouting method for the seabed in the prior art, the escape method of the invention better protects the ecological environment of the seabed, avoids pollution to the marine environment and is an efficient and environment-friendly escape method.
Drawings
Fig. 1 is an overall view of a deep sea mining vehicle self-rescue and escape device.
Fig. 2 is a side view of the deep sea mining vehicle self-rescue and escape device.
Figure 3 is a bottom view of the self-rescue and escaping device of the deep sea mining vehicle.
Figure 4 is a self-rescue and escaping device of CO in a deep sea mining vehicle 2 Schematic diagram of the telescopic conveying pipe of the conveying pipeline when extending.
Fig. 5 is a schematic view of a rotary sprayer.
Detailed Description
In order to make the advantages and technical solutions of the present invention clearer and more specific, the present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1
In combination with fig. 1 to 5, a self-rescue escaping device of a deep sea mining vehicle comprises a vehicle body 1, crawler-type travelling mechanisms 2 are arranged on two sides of the bottom of the vehicle body, the crawler-type mining vehicle is the most commonly used form of submarine mining, and when the crawler-type mining vehicle walks on a deep sea soft substrate, the situation that crawler teeth slide and the vehicle body sink is easily faced.
Supercritical CO is arranged in the vehicle body 2 Storage tank, supercritical CO 2 The storage tank is used for temporarily storing supercritical CO delivered from a mother ship 2 To CO 2 The conveying pipeline 3 conveys the materials.
The periphery of the car body is extended and provided with a fixed platform 4, and a plurality of COs are arranged on the fixed platform and at the center of the bottom of the car body 2 Delivery line 3, CO 2 Conveying pipeline and supercritical CO 2 The storage tanks are connected.
CO 2 The conveying pipeline comprises a telescopic conveying pipe 31, and the end part of the telescopic conveying pipe is provided with a rotary spray head 5.
Wherein CO 2 The conveying pipeline is temperature-resistant and pressure-resistant, and can realize supercritical CO 2 Is stable.
A plurality of subsidence detectors are arranged on the bottom surfaces of the left side and the right side of the fixed platform, and can detect the distance between the fixed platform and the seabed.
The subsidence detector is an underwater high-precision laser ranging sensor, when the deep sea mining vehicle is in a subsidence condition and cannot normally work, the distance between the fixed platform and the seabed detected by the subsidence detector exceeds a set range, so that the subsidence of the deep sea mining vehicle is monitored, the subsidence detector can send an alarm signal to a mother ship, and the mother ship staff is reminded that the deep sea mining vehicle is in the subsidence and cannot normally work.
CO 2 The included angle between the conveying pipeline and the seabed is 90-120 degrees, and the conveying pipeline can be arranged according to actual requirements.
In the embodiment, 4 COs are fixed on a fixed platform at the front side of the vehicle body 2 Delivery pipeline, two middle COs 2 The included angle between the seabed of the conveying pipeline is 120 degrees, and two CO at two sides 2 The included angle between the conveying pipeline and the seabed is 90 degrees.
CO on fixed platforms on the left side and the right side of the car body 2 The included angle between the conveying pipeline and the seabed is 90 degrees.
CO on fixed platform at rear side of vehicle body 2 The included angle between the conveying pipeline and the seabed is 90 degrees.
CO in the center of the bottom of the vehicle body 2 The included angle between the conveying pipeline and the seabed is 90 degrees.
CO at left and right sides of the vehicle body and at center of bottom of the vehicle body 2 The number of the conveying pipelines is set according to actual requirements.
CO at front side of vehicle body 2 The conveying pipeline is arranged into two different dip angles, so that the soil body solidifying range of the front area of the mining vehicle is enlarged, various complex sinking situations can be dealt with, and the front traction force of the escaping mining vehicle is increased.
CO on fixed platform at front side of vehicle body 2 The quantity of the conveying pipelines is more than that of CO on a fixed platform at the rear side of the vehicle body 2 The number of the conveying pipelines is also used for increasing the soil solidification range of the front area of the mining vehicle so as to enable the escaping mining vehicle to increase the front traction force. CO at the rear side of the vehicle body in the present embodiment 2 The number of the conveying pipelines is 2.
The outer wall of the rotary spray head is provided with a plurality of spines 6 and a plurality of spray holes 7, and the rotary spray head can spray supercritical CO outwards in a rotary way 2 。
The spines are beneficial to the smooth entry of the rotary spray head into the soil body and the supercritical CO 2 Is rotated and ejected.
Example 2
A self-rescue escaping method of a deep sea mining vehicle, which utilizes the self-rescue escaping device of the deep sea mining vehicle in the embodiment 1, comprises the following steps:
step 1: when the deep sea mining vehicle is used for submarine mining, the cable, the mining conveying pipeline and the supercritical CO are adopted 2 The conveying pipe is connected with a mother ship on the sea surface, and the sinking detector detects the distance between the fixed platform and the seabed in real time during mining operation.
Step 2: when the deep sea mining vehicle is sunk and cannot normally work, the sunk detector detects that the distance between the fixed platform and the seabed exceeds a set range, so that the deep sea mining vehicle is sunk, the sunk detector can send an alarm signal to a mother ship, and a mother ship worker is reminded that the deep sea mining vehicle is sunk and cannot normally work.
Step 3: when the mother ship staff receives the alarm signal, the mother ship staff passes through the supercritical CO 2 Conveying pipe for conveying super-critical to deep sea mining vehicleBoundary CO 2 Supercritical CO 2 Means CO when the pressure exceeds 7.38MPa and the temperature exceeds 31.4 DEG C 2 The supercritical state with density larger than that of sea water and low viscosity is formed.
Step 4: supercritical CO transported by mother ship to deep sea mining vehicle 2 By supercritical CO 2 Supercritical CO delivered into the vehicle body by a delivery pipe 2 In the storage tank, CO 2 The telescopic conveying pipe of the conveying pipeline extends out and is inserted into the seabed below and around the deep sea mining vehicle, and is formed by supercritical CO 2 The storage tank will be supercritical CO 2 To each CO 2 In the conveying pipeline.
Step 5: CO 2 Supercritical CO in a delivery line 2 Selective injection of supercritical CO outwards through a rotary spray head 2 Supercritical CO 2 After being sprayed out in a rotating way, the water fully mixes with the soil body of the seabed around and below the deep sea mining vehicle, on one hand, pore water in the soil body of the seabed is displaced to be compact, and on the other hand, CO is formed in the environment of high pressure and low temperature on the seabed 2 The hydrate solid can effectively improve the strength of the weak soil body around the crawler belt of the deep sea mining vehicle and in front and back of the vehicle body by two functions, increase the friction force between the soil body and the crawler belt, and realize the rapid and low-carbon solidification of the soil body in a short time.
Step 6: after solidification of the seabed soil body is completed, CO 2 The telescopic conveying pipe of the conveying pipeline is retracted, and supercritical CO is generated in the process of retracting the telescopic conveying pipe 2 Continuous conveying, preventing the spray hole of the rotary spray head from being blocked, and driving the deep sea mining vehicle to deviate from the subsidence position and stopping supercritical CO after the telescopic conveying pipe is completely retracted 2 Is a transport of (a) to the conveyor.
Compared with the mode of grouting the seabed, the supercritical CO of the invention 2 CO produced after entering the seabed 2 The hydrate solid can not pollute the ecological environment of the seabed, thereby protecting the environment of the seabed and realizing the escape of the mining vehicle. Moreover, by introducing supercritical CO 2 Injecting into the sea bed, and also realizing CO 2 Is sealed in the deep sea and contributes to the green low-carbon requirement of the country
It should be understood that the above description is not intended to limit the invention to the particular embodiments disclosed, but to limit the invention to the particular embodiments disclosed, and that the invention is not limited to the particular embodiments disclosed, but is intended to cover modifications, adaptations, additions and alternatives falling within the spirit and scope of the invention.
Claims (6)
1. The self-rescue escaping device for the deep sea mining vehicle comprises a vehicle body, wherein crawler-type travelling mechanisms are arranged on two sides of the bottom of the vehicle body, and the self-rescue escaping device is characterized by comprising supercritical CO 2 Storage tank and CO 2 Conveying pipeline of supercritical CO 2 The storage tank is arranged in the vehicle body, a fixed platform is arranged at the periphery of the vehicle body in an extending way, and the CO is provided 2 The conveying pipelines are respectively arranged on the fixed platform and at the center of the bottom of the car body, and CO 2 The conveying pipelines are arranged on the fixed platform and at the center of the bottom of the vehicle body, and the CO is used for conveying the vehicle body 2 Conveying pipeline and supercritical CO 2 The storage tanks are connected; the CO 2 The conveying pipeline comprises a telescopic conveying pipe, a rotary spray head is arranged at the end part of the telescopic conveying pipe, a plurality of spines and a plurality of spray holes are formed in the outer wall of the rotary spray head, and the rotary spray head can spray supercritical CO outwards in a rotary mode 2 ；
Supercritical CO 2 The storage tank can store supercritical CO 2 Supercritical CO 2 Means CO when the pressure exceeds 7.38MPa and the temperature exceeds 31.4 DEG C 2 The supercritical state with density larger than that of sea water and low viscosity is formed;
supercritical CO 2 The storage tank will be supercritical CO 2 To each CO 2 In the conveying pipeline, CO 2 Supercritical CO in a delivery line 2 Outward rotary injection of supercritical CO through rotary spray heads 2 Supercritical CO 2 And after rotating and spraying, the soil is fully mixed with the soil body of the seabed around and below the deep sea mining vehicle.
2. The deep sea mining vehicle self-rescue escape device of claim 1, further comprising a plurality of settlement detectors disposed on bottom surfaces of left and right sides of the fixed platform, the settlement detectors being capable of detecting a distance of the fixed platform from the seabed.
3. The deep sea mining vehicle self-rescue escape device as claimed in claim 1, wherein the CO 2 The included angle between the conveying pipeline and the seabed is 90-120 degrees.
4. A deep sea mining vehicle self-rescue escape device as claimed in claim 3 wherein the CO on the fixed platform on the front side of the vehicle body 2 The included angle between the conveying pipeline and the seabed is 90 degrees, and the included angle between the conveying pipeline and the seabed is 120 degrees;
CO on the fixed platforms at the left side and the right side of the car body 2 The included angle between the conveying pipeline and the seabed is 90 degrees, and the CO on the fixed platform at the rear side of the vehicle body 2 The included angle between the conveying pipeline and the seabed is 90 degrees, and the CO at the center of the bottom of the vehicle body 2 The included angle between the conveying pipeline and the seabed is 90 degrees.
5. The deep sea mining vehicle self-rescue escape device as claimed in claim 1, wherein the CO on the fixed platform on the front side of the vehicle body 2 The quantity of the conveying pipelines is more than that of CO on a fixed platform at the rear side of the vehicle body 2 The number of transfer lines.
6. A self-rescue and escaping method for a deep sea mining vehicle, characterized in that the self-rescue and escaping device for the deep sea mining vehicle is utilized according to any one of claims 2 to 5, and comprises the following steps:
step 1: when the deep sea mining vehicle is used for submarine mining, the cable, the mining conveying pipeline and the supercritical CO are adopted 2 The conveying pipe is connected with a mother ship on the sea surface, and the sinking detector detects the distance between the fixed platform and the seabed in real time during mining operation;
step 2: when the deep sea mining vehicle is sunken and cannot normally work, the sunken detector detects that the distance between the fixed platform and the seabed exceeds a set range, so that the sunken mining vehicle is monitored, the sunken detector sends an alarm signal to a mother ship, and a mother ship worker is reminded that the deep sea mining vehicle is sunken and cannot normally work;
step 3: when the mother ship staff receives the alarm signal, the mother ship staff passes through the supercritical CO 2 Conveying pipe for conveying supercritical CO to deep sea mining vehicle 2 ；
Step 4: supercritical CO transported by mother ship to deep sea mining vehicle 2 By supercritical CO 2 Supercritical CO delivered into the vehicle body by a delivery pipe 2 In the storage tank, CO 2 The telescopic conveying pipe of the conveying pipeline extends out and is inserted into the seabed below and around the deep sea mining vehicle, and is formed by supercritical CO 2 The storage tank will be supercritical CO 2 To each CO 2 A conveying pipeline;
step 5: CO 2 Supercritical CO in a delivery line 2 Outward rotary injection of supercritical CO through rotary spray heads 2 Supercritical CO 2 After being sprayed out in a rotating way, the water fully mixes with the soil body of the seabed around and below the deep sea mining vehicle, on one hand, pore water in the soil body of the seabed is displaced to be compact, and on the other hand, CO is formed in the environment of high pressure and low temperature on the seabed 2 The hydrate solid and the two functions can effectively improve the strength of the weak soil body around the crawler belt of the deep sea mining vehicle and in front and back of the vehicle body, increase the friction force between the soil body and the crawler belt, and realize the rapid and low-carbon solidification of the soil body in a short time;
step 6: after solidification of the seabed soil body is completed, CO 2 The telescopic conveying pipe of the conveying pipeline is retracted, and supercritical CO is generated in the process of retracting the telescopic conveying pipe 2 Continuous conveying can prevent the spray holes of the rotary spray heads from being blocked, and when the telescopic conveying pipe is completely retracted, the deep sea mining vehicle can be driven to deviate from the subsidence position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211402909.0A CN115628063B (en) | 2022-11-09 | 2022-11-09 | Self-rescue escaping device and escaping method for deep sea mining vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211402909.0A CN115628063B (en) | 2022-11-09 | 2022-11-09 | Self-rescue escaping device and escaping method for deep sea mining vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115628063A CN115628063A (en) | 2023-01-20 |
| CN115628063B true CN115628063B (en) | 2024-01-02 |
Family
ID=84908647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211402909.0A Active CN115628063B (en) | 2022-11-09 | 2022-11-09 | Self-rescue escaping device and escaping method for deep sea mining vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115628063B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116163734B (en) * | 2023-03-01 | 2024-01-30 | 中国海洋大学 | Deep sea mine car crawler belt viscosity removing system utilizing carbon dioxide jet flow |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2650859A1 (en) * | 1989-06-19 | 1991-02-15 | Bel Hamri Bernard | Device for extracting nodules with the aid of freezing |
| CN109398007A (en) * | 2017-08-15 | 2019-03-01 | 中国科学院沈阳自动化研究所 | A kind of seabed ore gathering vehicle walking chassis and its self-rescue method |
| WO2019071933A1 (en) * | 2017-10-11 | 2019-04-18 | 青岛海洋地质研究所 | Silty marine gas hydrate gravel stimulation exploitation method and device |
| CN110952984A (en) * | 2019-11-25 | 2020-04-03 | 南华大学 | Submarine mining vehicle with sinking state monitoring device |
| CN111017058A (en) * | 2019-12-10 | 2020-04-17 | 中国海洋大学 | Self-rescue device for sinking and escaping from stranded state in travelling process of seabed mining truck and self-rescue method thereof |
| WO2021165920A1 (en) * | 2020-02-20 | 2021-08-26 | Deeptech Nv | Deep-sea mining vehicle |
| WO2021165918A1 (en) * | 2020-02-20 | 2021-08-26 | Deeptech N.V. | Deep-sea mining vehicle |
| CN113733352A (en) * | 2021-04-08 | 2021-12-03 | 中国矿业大学 | Method and device for preparing foam concrete by using supercritical carbon dioxide |
| CN114893185A (en) * | 2022-04-19 | 2022-08-12 | 中国海洋大学 | Submarine mining vehicle subsidence detection and active escaping device and method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015107252A1 (en) * | 2015-05-08 | 2016-11-10 | Geomar Helmholtz-Zentrum Für Ozeanforschung Kiel - Stiftung Des Öffentlichen Rechts | Mechanical deep-sea sediment, marine raw material reservoir and / or undersea stabilization process and / or regulation / conditioning process of hydraulic properties of deep-sea sediments |
-
2022
- 2022-11-09 CN CN202211402909.0A patent/CN115628063B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2650859A1 (en) * | 1989-06-19 | 1991-02-15 | Bel Hamri Bernard | Device for extracting nodules with the aid of freezing |
| CN109398007A (en) * | 2017-08-15 | 2019-03-01 | 中国科学院沈阳自动化研究所 | A kind of seabed ore gathering vehicle walking chassis and its self-rescue method |
| WO2019071933A1 (en) * | 2017-10-11 | 2019-04-18 | 青岛海洋地质研究所 | Silty marine gas hydrate gravel stimulation exploitation method and device |
| CN110952984A (en) * | 2019-11-25 | 2020-04-03 | 南华大学 | Submarine mining vehicle with sinking state monitoring device |
| CN111017058A (en) * | 2019-12-10 | 2020-04-17 | 中国海洋大学 | Self-rescue device for sinking and escaping from stranded state in travelling process of seabed mining truck and self-rescue method thereof |
| WO2021165920A1 (en) * | 2020-02-20 | 2021-08-26 | Deeptech Nv | Deep-sea mining vehicle |
| WO2021165918A1 (en) * | 2020-02-20 | 2021-08-26 | Deeptech N.V. | Deep-sea mining vehicle |
| CN113733352A (en) * | 2021-04-08 | 2021-12-03 | 中国矿业大学 | Method and device for preparing foam concrete by using supercritical carbon dioxide |
| CN114893185A (en) * | 2022-04-19 | 2022-08-12 | 中国海洋大学 | Submarine mining vehicle subsidence detection and active escaping device and method |
Non-Patent Citations (4)
| Title |
|---|
| "How transport properties of a shale gas reservoir change during extraction: A strain-dependent triple-porosity model";Wang, K 等;《JOURNAL OF PETROLEUM SCIENCE AND ENGINEERING》(第180期);1088-1100 * |
| Investigation on the scour properties of pile under the current considering the geomechanical parameters of seabed: Time scale;Liu, XX 等;《Ocean Engineering》;第262卷;文章编号112175 * |
| 南海水合物黏土沉积物力学特性试验模拟研究;石要红;张旭辉;鲁晓兵;王淑云;王爱兰;;力学学报(第03期);147-154 * |
| 深海固体矿产资源开采装备研究现状与展望;吴鸿云;;矿业装备(第09期);26-29 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115628063A (en) | 2023-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115628063B (en) | Self-rescue escaping device and escaping method for deep sea mining vehicle | |
| CN103603364B (en) | Deepwater suction-type gravity foundation and deepwater mounting device and deepwater mounting method thereof | |
| CN102837804B (en) | Installation equipment and installation method for suction anchor in deep water | |
| CN109339054A (en) | A kind of oblique chute jackstone technique | |
| CN114893185B (en) | Submarine mining vehicle subsidence detection and active escaping device and method | |
| CN114718590B (en) | Rotary drilling bit and amphibious tunnel construction robot using same | |
| CN104278657B (en) | A kind of dredging method | |
| CN209143030U (en) | A kind of oblique chute stone dumper | |
| CN113123376B (en) | Method for detecting, managing and reinforcing scouring form of pile foundation | |
| CN111042048B (en) | Offshore soil seabed jet disturbance device | |
| CN203583509U (en) | Deepwater suction type gravity foundation and deepwater mounting device thereof | |
| CN206278238U (en) | A kind of filling station system waterborne | |
| CN108532546A (en) | A kind of method that gavan', navigation channel backward are excavated | |
| KR20110056483A (en) | Method for delivering large quantities of under water soil to a reclamation area | |
| CN109774392B (en) | Integrated land and water self-adaptive mapping equipment suitable for intertidal zone | |
| WO2020252139A1 (en) | Systems and methods for deploying hydroelectric energy systems | |
| CN211567771U (en) | Safety device suitable for intertidal zone survey and drawing | |
| CN109647647B (en) | Novel coating device for seabed long oil pipe | |
| JP3388385B2 (en) | Method and apparatus for filling underwater pipes below pipe | |
| CN113073642A (en) | Wind power single-pile sludge in-situ curing construction process | |
| CN202595751U (en) | Elephant trunk riprapping vehicle for immersed tube foundation construction | |
| CN206795814U (en) | A kind of underwater intelligent is removed obstacles cleaning robot | |
| CN218667551U (en) | Outboard supporting type riprap diversion structure | |
| CN214301748U (en) | Construction equipment for protecting submarine pipeline by using self-compacting cement soil | |
| US9650118B2 (en) | Underwater transport module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |