CN114838974B - Deep sea horizontal turbid flow particle collection device and collection method thereof - Google Patents
Deep sea horizontal turbid flow particle collection device and collection method thereof Download PDFInfo
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Abstract
The invention relates to a deep sea horizontal turbid flow particulate matter collecting device and a collecting method thereof, wherein the deep sea horizontal turbid flow particulate matter collecting device comprises a turbid flow particulate matter separating device for realizing solid-liquid two-phase separation, a particulate matter sampling module connected with the turbid flow particulate matter separating device and a sampling module control unit connected with the particulate matter sampling module, the deep sea horizontal turbid flow particulate matter collecting device can be carried by a manned submersible vehicle or an ROV (remote operated vehicle) and other carrying platforms for carrying out placement and recovery, can also carry a deep sea photographing system, a hydrological sensor and chemical sensing for carrying out long-term monitoring on the deep sea environment, can be placed on the sea bottom for carrying out collection work of horizontal turbid flow particulate matters for a long time, can obtain turbid flow particulate matters carried along with ocean currents within a specified time, and provides technical support for the flux research of ocean particulate matters.
Description
Technical Field
The invention relates to the technical field of deep sea horizontal turbid flow particle collection, in particular to a deep sea horizontal turbid flow particle collection device and a deep sea horizontal turbid flow particle collection method.
Background
The ocean is the largest carbon reservoir on the earth, and has an extremely important role in the aspects of alleviating the carbon greenhouse effect and the influence on the global warming trend, suspended particulate matters commonly existing in the ocean have a very close relation with the ocean carbon cycle, and in the research on the flux of ocean particulate matters, the research on the horizontal transportation and transfer of the particulate matters caused by bottom ocean currents is relatively weak all the time, and the reason is mainly the lack of corresponding technical means and tools.
Disclosure of Invention
The invention aims to provide a deep sea horizontal turbid flow particulate matter collecting device and a collecting method thereof, wherein the device can be arranged on the sea bottom for long time to collect horizontal turbid flow particulate matter, can obtain the turbid flow particulate matter carried along with ocean current in a specified time, and provides technical support for ocean particulate matter flux research.
The invention provides in one aspect a deep sea horizontal turbidity current particulate matter collection device comprising:
the turbid flow particle separating device comprises a separating cavity, a turbid flow collecting port connected with the separating cavity, a seawater outlet arranged at the top of the separating cavity and a funnel part arranged at the bottom of the separating cavity, wherein the turbid flow collecting port is of a honeycomb baffle plate structure and is used for changing the flow direction of turbid flow so as to enable the turbid flow to carry out cross-flow motion and form turbulence in the separating cavity, so that the turbid flow is separated into particles and seawater, the particles are discharged from the funnel part, and the seawater is discharged from the seawater outlet;
the particle sampling module is connected to the bottom of the funnel part and is used for collecting particles discharged from the funnel part according to a time sequence; and
the sampling module control unit is connected with the particulate matter sampling module and used for controlling the particulate matter sampling module to collect particulate matter.
In an embodiment of the present invention, the sampling module control unit has a communication interface capable of communicating with an upper computer, and the sampling module control unit is configured to receive a control instruction sent by the upper computer via the communication interface, and control the particulate matter sampling module to perform sampling according to the control instruction.
In an embodiment of the present invention, the communication interface is an RS485 communication interface.
In an embodiment of the present invention, the particulate sampling module includes a motor, a gear wheel driven by the motor to rotate, and a plurality of sampling bottles arranged below the gear wheel along a circumferential direction of the gear wheel, and the sampling module control unit controls the motor to operate based on the control instruction, so that the gear wheel rotates to switch the corresponding sampling bottle for sampling.
In an embodiment of the present invention, the particle sampling module further includes a sampling port connected to the particle outlet of the turbid flow particle separation device, the gear wheel is provided with 25 positions for docking with the sampling port, and 24 sampling bottles and 1 blank control bottle are correspondingly installed in the 25 docking positions.
In an embodiment of the invention, the deep sea horizontal turbid stream particulate matter collecting device further comprises a support frame for mounting the turbid stream particulate matter separating device, the particulate matter sampling module and the sampling module control unit, wherein the separation cavity, the turbid stream collecting port and the seawater outlet of the turbid stream particulate matter separating device are supported on the top of the support frame, the funnel part is located in the upper half cavity of the support frame, and the particulate matter sampling module and the sampling module control unit are located in the lower half cavity of the support frame.
In an embodiment of the invention, the deep sea horizontal turbid flow particulate matter collecting device further comprises a deep sea photographing system, wherein the deep sea photographing system comprises a deep sea camera and deep sea LED lamps, and the deep sea camera and the deep sea LED lamps are respectively arranged on two sides of the turbid flow collecting port.
In an embodiment of the invention, the deep sea horizontal turbid current particulate matter collecting device further includes a power module electrically connected to the particulate matter sampling module, the sampling module control unit and the deep sea photographing system, and the power module is configured to provide electric energy output for the particulate matter sampling module, the sampling module control unit and the deep sea photographing system.
In an embodiment of the invention, the deep sea horizontal turbid flow particulate matter collecting device is further provided with a hydrological sensor and a chemical sensor, and the hydrological sensor and the chemical sensor are used for long-term monitoring of deep sea hydrology and chemical environment.
The invention also provides a collection method of the deep sea horizontal turbid flow particle collection device, which comprises the following steps:
s1, enabling a turbid flow to flow into a separation cavity from a turbid flow collection port to perform solid-liquid two-phase separation, wherein particulate matters in the turbid flow are discharged through a funnel part, and seawater is discharged through a seawater outlet; and
s2, the upper computer sends a control instruction, the sampling module control unit receives the control instruction through the communication interface, and controls the particulate matter sampling module to perform sampling work on the particulate matter discharged through the funnel part according to the control instruction.
The deep sea horizontal turbid flow particulate matter collecting device can be arranged on the sea bottom for long time to collect horizontal turbid flow particulate matters, can obtain the turbid flow particulate matters carried along with ocean current in a specified time, and provides technical support for ocean particulate matter flux research.
The deep sea horizontal turbid flow particle collection device can be used for carrying out long-term timed deep sea environment photographing through a deep sea photographing system, and can be used for carrying hydrological and chemical sensors to carry out long-term deep sea hydrological and chemical environment monitoring, so that the technical requirement on deep sea environment research is met.
The deep sea horizontal turbid flow particle collection device can be deployed and recovered by a manipulator of a manned submersible vehicle or an ROV or other carrying platform, and has the advantages of simple overall structure, convenience in use and wide application prospect.
Further objects and advantages of the invention will be fully apparent from the ensuing description and drawings.
Drawings
FIG. 1 is a schematic perspective view of the deep sea horizontal turbidity current particulate matter collecting device according to a preferred embodiment of the present invention.
FIG. 2 is a flow chart of a collecting method of the deep sea horizontal turbidity current particulate matter collecting device shown in FIG. 1.
The reference numbers illustrate: a deep sea horizontal turbidity current particulate matter collection device 100; a turbidity current particulate matter separation device 10; a separation chamber 11; a turbidity current collection port 12; a seawater outlet 13; a funnel part 14; a particulate matter sampling module 20; a motor 21; a gear carousel 22; a sampling bottle 23; a sampling port 24; a sampling module control unit 30; a support frame 40; a deep-sea photography system 50; a deep-sea camera 51; a deep sea LED lamp 52; a power supply module 60.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "vertical," "lateral," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, the above terms should not be construed as limiting the present invention.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
The invention provides a deep sea horizontal turbid flow particulate matter collecting device 100, wherein the deep sea horizontal turbid flow particulate matter collecting device 100 can be arranged on the sea bottom for long time to collect horizontal turbid flow particulate matter, can obtain turbid flow particulate matter carried along with ocean current in a specified time, and provides technical support for research on ocean particulate matter flux.
Specifically, as shown in FIG. 1, the present invention provides in one aspect a deep sea horizontal turbidity current particulate collection device 100, comprising:
the turbid flow particle separating device 10 comprises a separating cavity 11, a turbid flow collecting port 12 connected to the separating cavity 11, a seawater outlet 13 arranged at the top of the separating cavity 11, and a funnel part 14 arranged at the bottom of the separating cavity 11, wherein the turbid flow collecting port 12 is of a honeycomb baffle plate structure and is used for changing the flow direction of turbid flow so that the turbid flow performs cross-flow motion and forms turbulence in the separating cavity 11, and the turbid flow is separated into particles and seawater by utilizing the characteristics that the weight of solid particles is larger, the inertia is larger, and the density of seawater is smaller, wherein the particles are discharged from the funnel part 14, and the seawater is discharged from the seawater outlet 13;
the particle sampling module 20 is connected to the bottom of the funnel part 14, and is used for collecting particles discharged from the funnel part 14 according to a time sequence; and
a sampling module control unit 30, the sampling module control unit 30 is connected to the particulate matter sampling module 20 for controlling the particulate matter sampling module 20 to perform the particulate matter collection work.
It is worth mentioning that the deep sea horizontal turbid flow particle collecting device 100 can be deployed and recovered by a manipulator of a manned submersible vehicle or a carrying platform such as an ROV, and has a simple overall structure, convenient use and wide application prospect.
Specifically, the sampling module control unit 30 has a communication interface capable of communicating with an upper computer, and the sampling module control unit 30 is configured to receive a control instruction sent by the upper computer via the communication interface, and control the particulate matter sampling module 20 to perform sampling operation according to the control instruction.
Specifically, the communication interface is an RS485 communication interface, the sampling module control unit 30 is connected and communicated with an upper computer through the RS485 communication interface, and after the deep sea horizontal turbid stream particulate matter collection device 100 is deployed on the seabed, the sampling module control unit 30 receives a control instruction sent by the upper computer and controls the particulate matter sampling module 20 to perform sampling operation according to a preset instruction.
Specifically, the particle sampling module 20 includes a motor 21, a gear wheel 22 driven by the motor 21 to rotate, and a plurality of sampling bottles 23 arranged below the gear wheel 22 along the circumferential direction of the gear wheel 22, and the sampling module control unit 30 controls the motor 21 to operate based on the control instruction, so that the gear wheel 22 rotates to switch the corresponding sampling bottles 23 for sampling.
In this embodiment of the present invention, the particle sampling module 20 further comprises a sampling port 24 connected to the particle outlet of the turbid flow particle separation device 10, and the gear wheel 22 is provided with 25 positions for docking with the sampling port 24, and 24 sampling bottles 23 and 1 blank control bottle are correspondingly installed in the 25 docking positions.
It will be appreciated that the particle outlet of the turbidity current particle separating apparatus 10 is the outlet at the bottom of the funnel portion 14.
The work flow of the particulate matter sampling module 20 is as follows: the gear turntable 22 is driven by the motor 21 to rotate, the sampling bottles 23 are conveyed to the position under the sampling port 24, the next sampling bottle 23 is rotated at intervals according to a preset program, the turbid flow particles which are settled are unfolded and collected according to a time sequence, and the particle sampling device is provided with 24 sampling bottles 23 in a preset way, so that 24 samples with time resolution can be collected at one time.
It should be understood that in some embodiments of the present invention, the number of sampling bottles 23 provided in the particulate sampling device may be other than the number according to the actual collection requirement, and the present invention is not limited thereto.
Further, the deep sea horizontal turbid flow particulate matter collecting device 100 further comprises a support frame 40 for installing the turbid flow particulate matter separating device 10, the particulate matter sampling module 20 and the sampling module control unit 30, as shown in fig. 1, wherein the separation cavity 11, the turbid flow collecting port 12 and the seawater outlet 13 of the turbid flow particulate matter separating device 10 are supported at the top of the support frame 40, the funnel part 14 is located in the upper half cavity of the support frame 40, and the particulate matter sampling module 20 and the sampling module control unit 30 are located in the lower half cavity of the support frame 40.
It is worth mentioning that the deep sea horizontal turbid flow particle collection device 100 further comprises a deep sea photographing system 50, wherein the deep sea photographing system 50 comprises a deep sea camera 51 and deep sea LED lamps 52, and the deep sea camera 51 and the deep sea LED lamps 52 are respectively arranged at two sides of the turbid flow collection port 12.
Specifically, the deep sea camera 51 may be a deep sea 4K camera, and may work in cooperation with the deep sea LED lamp 52 to perform long-term regular photographing work in deep sea, and record a deep sea environment change using an image.
Further, the deep sea horizontal turbid flow particle collection device 100 further comprises a power module 60 electrically connected to the particle sampling module 20, the sampling module control unit 30 and the deep sea photographing system 50, wherein the power module 60 is configured to provide power output for the particle sampling module 20, the sampling module control unit 30 and the deep sea photographing system 50.
It is worth mentioning that the deep sea horizontal turbid flow particulate matter collecting device 100 is further provided with a hydrological sensor and a chemical sensor, and the hydrological sensor and the chemical sensor are used for long-term monitoring of deep sea hydrology and chemical environment. The battery module may also provide energy support for the onboard hydrological and chemical sensors.
The collection work flow of the deep sea horizontal turbid flow particle collection device 100 is as follows:
1. preparation before laying
(1) Fill all sampling bottles 23 with sterilized seawater and add Hgc l 2 The solution in the sampling bottle 23 has the functions of sterilizing and killing microorganisms.
(2) And rotating the particulate matter collection module to a blank position, namely butting the blank reference bottle with the sampling port 24, so as to prevent the seawater from polluting the sampling bottle 23 in the distribution process.
2. Laying operation
After the preparation work for deployment is completed, the deep sea horizontal turbid flow particulate matter device carries a manned submersible vehicle or an ROV or other carrying platform and is deployed to a seabed target site, and then all functional modules of the deep sea horizontal turbid flow particulate matter device start to be deployed.
3. Deep sea operation
(1) The turbid flow particle separation device 10 is used for performing turbid flow collection and solid-liquid two-phase separation;
(2) The particulate matter collection module is used for developing a particulate matter collection function according to a preset time sequence;
(3) The deep sea photographing system 50 is used for carrying out long-term timed photographing work in a deep sea environment;
(4) The carried hydrological sensor and chemical sensor can be used for long-term monitoring of deep sea hydrological and chemical environment.
4. Recovery and sample preservation
After the operation is finished, the deep sea horizontal turbid flow particle collecting device 100 is recovered by a manned submersible vehicle or an ROV or other carrying platform, the sampling bottles 23 are sequentially taken down, the sealing covers are covered on the sampling bottles 23, and the sampling bottles 23 are stored in a refrigerator or a low-temperature sample cabinet so as to be used for carrying out analysis and test later.
It is understood that, as shown in FIG. 2, the present invention also provides a collection method of the deep sea horizontal turbidity current particulate matter collection device 100 in another aspect, comprising the steps of:
s1, enabling a turbid flow to flow into a separation cavity 11 from a turbid flow collection port 12 for solid-liquid two-phase separation, wherein particulate matters in the turbid flow are discharged through a funnel part 14, and seawater is discharged through a seawater outlet 13; and
s2, the upper computer sends a control instruction, the sampling module control unit 30 receives the control instruction through the communication interface, and controls the particulate matter sampling module 20 to perform sampling work on the particulate matter discharged from the funnel part 14 according to the control instruction.
It should be noted that, before the step S1, a step of preparation before deployment and a step of deployment operation are further included, and the collecting method of the deep sea horizontal turbid flow particulate matter collecting device 100 further includes a step of controlling the deep sea photographing system 50 to perform long-term regular photographing operation on the deep sea environment, and a step of controlling the mounted hydrological sensor and chemical sensor to perform long-term monitoring operation on the deep sea hydrological and chemical environment.
Specifically, the step S2 includes the steps of:
the sampling module control unit 30 receives the control instruction to drive the motor 21 to work; and
the motor 21 drives the gear turntable 22 to rotate at a set time interval, so that the corresponding sampling bottle 23 is switched to collect particulate matters.
In general, the invention provides the deep sea horizontal turbid flow particulate matter collecting device which is simple in structure, convenient to use and capable of being carried on a manned submersible vehicle or an ROV or other carrying platform for use, can be distributed on the sea bottom for long-term collection of horizontal turbid flow particulate matters, can obtain the turbid flow particulate matters carried along with ocean currents within a specified time, and provides technical support for ocean particulate matter flux research.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only express preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. Deep sea horizontal turbid flow particulate matter collection device, its characterized in that includes:
the turbid flow particle separating device comprises a separating cavity, a turbid flow collecting port connected with the separating cavity, a seawater outlet arranged at the top of the separating cavity and a funnel part arranged at the bottom of the separating cavity, wherein the turbid flow collecting port is of a honeycomb baffle plate structure and is used for changing the flow direction of turbid flow so as to enable the turbid flow to carry out cross-flow motion and form turbulence in the separating cavity, so that the turbid flow is separated into particles and seawater, the particles are discharged from the funnel part, and the seawater is discharged from the seawater outlet;
the particle sampling module is connected to the bottom of the funnel part and is used for collecting particles discharged from the funnel part according to a time sequence; and
the sampling module control unit is connected with the particulate matter sampling module and used for controlling the particulate matter sampling module to collect particulate matter.
2. The deep sea horizontal turbid stream particulate matter collection device of claim 1, wherein the sampling module control unit is provided with a communication interface capable of communicating with an upper computer, and the sampling module control unit is configured to receive a control command sent by the upper computer through the communication interface and control the particulate matter sampling module to perform sampling operation according to the control command.
3. The deep sea horizontal turbidity current particulate matter collection device of claim 2, wherein said communication port is an RS485 communication port.
4. The deep sea horizontal turbidity current particulate matter collection device according to claim 3, wherein the particulate matter sampling module comprises a motor, a gear turntable driven by the motor to rotate, and a plurality of sampling bottles arranged below the gear turntable along the circumferential direction of the gear turntable, and the sampling module control unit controls the motor to operate based on the control command, so that the gear turntable rotates to switch the corresponding sampling bottles for sampling.
5. The deep sea horizontal turbid flow particulate matter collection device according to claim 4, wherein the particulate matter sampling module further comprises a sampling port connected to a particulate matter outlet of the turbid flow particulate matter separation device, the gear turntable is provided with 25 positions for docking with the sampling port, and 24 sampling bottles and 1 blank control bottle are correspondingly installed at the 25 docking positions.
6. The deep sea horizontal turbid flow particulate matter collection device according to any one of claims 1 to 5, further comprising a support frame for mounting the turbid flow particulate matter separation device, the particulate matter sampling module and the sampling module control unit, wherein the separation chamber, the turbid flow collection port and the seawater outlet of the turbid flow particulate matter separation device are supported on the top of the support frame, the funnel part is located in the upper half chamber of the support frame, and the particulate matter sampling module and the sampling module control unit are located in the lower half chamber of the support frame.
7. The deep sea horizontal turbidity current particulate matter collection device according to any one of claims 1 to 5, further comprising a deep sea photographing system comprising a deep sea camera and deep sea LED lamps respectively disposed on both sides of the turbidity current collection port.
8. The deep sea horizontal turbid stream particulate matter collection device of claim 7, further comprising a power module electrically connected to the particulate matter sampling module, the sampling module control unit, and the deep sea photography system, the power module configured to provide power output to the particulate matter sampling module, the sampling module control unit, and the deep sea photography system.
9. The deep sea horizontal turbidity current particulate matter collection device according to any one of claims 1 to 5, further carrying a hydrological sensor and a chemical sensor for long-term monitoring of deep sea hydrological and chemical environment.
10. The method of collecting deep sea horizontal turbidity current particulate matter collection device according to any one of claims 1 to 5, further comprising the steps of:
s1, enabling a turbid flow to flow into a separation cavity from a turbid flow collection port to perform solid-liquid two-phase separation, wherein particulate matters in the turbid flow are discharged through a funnel part, and seawater is discharged through a seawater outlet; and
s2, the upper computer sends a control instruction, the sampling module control unit receives the control instruction through the communication interface, and controls the particulate matter sampling module to perform sampling work on the particulate matter discharged through the funnel part according to the control instruction.
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JP3110706B2 (en) * | 1997-08-08 | 2000-11-20 | コスモ・イーシー株式会社 | Ion generation and air purification method and apparatus |
CN2461855Y (en) * | 2000-11-28 | 2001-11-28 | 国家海洋局第一海洋研究所 | Deep sea time series sediment catcher |
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