CN109798878B - Floating type ocean internal wave monitor based on vector sensor - Google Patents
Floating type ocean internal wave monitor based on vector sensor Download PDFInfo
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Abstract
The invention discloses a floating type marine internal wave monitor based on a vector sensor, which is a marine internal wave monitor which uses the vector sensor as a monitor and floats in a water body to realize accurate monitoring of marine internal waves and timely data transmission. The invention comprises the following steps: the system comprises an iridium satellite communication module, a data processing and storing module, a vector sensor, a power supply module and a buoyancy control cabin. The instrument floats to the water depth water body to be measured by adjusting the size of the buoyancy bladder in the buoyancy control bin, four-channel multi-component data acquisition is carried out along with the inner wave motion, after a set time period is reached, the buoyancy control bin adjusts the size of the buoyancy bladder to float out of the sea surface, the acquired data and the instrument coordinate are transmitted through the iridium communication module, and then the instrument sinks into the water body to carry out monitoring for the next time period until the instrument is recovered. The invention has simple distribution and recovery and reliable monitoring result.
Description
Technical Field
The invention belongs to the technical field of ocean internal wave monitoring, and particularly relates to an ocean internal wave monitoring instrument which uses a vector sensor as a monitoring instrument and floats in a water body to realize ocean internal wave multi-component monitoring and timely transmit data.
Background
The internal wave refers to the wave which occurs in the water body with the density stabilization layer, and the wave frequency is between the inertia frequency and the buoyancy frequency. The ocean internal wave can generate nonlinear action with other large and medium scale motion processes and different scale internal waves, so that the wave form is steeper, internal solitary waves are generated, and strong radiation convergence and divergence are caused. The mixing of internal waves generated by marine internal waves plays an important role in the mass, momentum, energy transfer and global climate change in the sea, in the development of marine engineering and in the military.
Because the ocean internal waves randomly change along with time and space, a plurality of temperature sensors or flow velocity meters need to be arranged on the observation chain of the traditional anchor system observation chain, the cost is high, and the large-range internal waves cannot be observed. The patent of Wujing et al (application No. 200710187340. X) adopts an anchor system water lifting floating platform to realize internal wave measurement, and can only measure the internal wave parameters of a fixed point. The patent of leaf spot et al (application number 201210245017.4) adopts a floating ball type vibration wave sensor to realize the monitoring of internal waves, but the sensor needs to be fixed on the sea bottom and cannot realize dynamic monitoring.
Disclosure of Invention
The invention aims to overcome the monitoring difficulty and provide a floating type marine internal wave monitor based on a vector sensor, which realizes marine internal wave multi-component monitoring and timely data transmission.
Floating type ocean internal wave monitor based on vector sensor comprises an iridium satellite communication module, parameters are provided with watertight interfaces, data processing and storage modules, a vector sensor, a battery pack and a buoyancy control bin, a storage medium storage port is connected with the data processing and storage modules, the vector sensor, the battery pack and the buoyancy control bin are sealed and isolated by glass fiber reinforced plastics, a plurality of water inlet holes are formed in the glass fiber reinforced plastics wall of the vector sensor, seawater is filled in the water inlet holes, the vector sensor monitors four-channel multi-component internal waves through resonance with the seawater, the vector sensor is connected with the data processing and storage modules through watertight cables, and the battery pack is connected with the buoyancy control bin through the data processing and storage modules to realize power supply.
The buoyancy control bin adjusts buoyancy according to the proportion of water, the adjustment mode is realized through filling silicone oil toward the buoyancy control bin, the buoyancy control bin includes silicone oil storehouse and oil pocket storehouse, silicone oil storehouse and oil pocket storehouse are sealed to be kept apart, link to each other through the defeated oil pipe of watertight, the buoyancy control bin passes through pressure sensor transmission signal and gives data processing and storage module, adjust buoyancy by data processing and storage module control electric oil pump adjustment oil pocket storehouse, the oil pocket storehouse plays the guard action to the buoyancy leather bag.
The floating ocean internal wave monitor based on the vector sensor measures the distance from the instrument to the sea surface by using the water depth of 0-500 m.
The use method of the floating type ocean internal wave monitor based on the vector sensor comprises the following steps: before the instrument is deployed, a watertight interface initialization data processing and storage module is set through parameters, monitoring time is set, the buoyancy of an instrument is adjusted according to a buoyancy bladder of a buoyancy control bin to be measured, after the instrument is vertically placed into water and automatically reaches a set water depth, a pressure sensor in the buoyancy control bin detects the water pressure in real time, the size of the buoyancy bladder is continuously adjusted through an electric oil pump to a set buoyancy size, the instrument stably floats in the water, four-channel multi-component data are recorded through a vector sensor along with the fluctuation of ocean current and are transmitted to the data processing and storage module, after the instrument reaches a preset detection time interval, the instrument stops data recording, silicon oil in a silicon oil storage bin is pressed into the buoyancy bladder through the electric oil pump to generate buoyancy, the instrument floats to the sea surface, and the data and the geographic position of the instrument are transmitted to a ground or ship surface control station through an iridium communication module, after the data transmission is confirmed, emptying the data in the storage medium, adjusting the buoyancy of the buoyancy control bin again to sink into the water body to be monitored for internal wave monitoring in the next time period, when the instrument reaches the set monitoring total time, finishing the floating of the instrument by adjusting the buoyancy of the buoyancy control bin, and sending the data and the geographic position of the instrument through the iridium satellite communication module to be recovered. The floating type ocean internal wave monitor based on the vector sensor can be used for internal wave multi-component monitoring and research, ocean turbulence and other ocean state multi-component medium and long term monitoring and research.
The invention uses the vector sensor to carry out multi-component medium-long term monitoring on the internal wave, and floats in the water body to be detected through the buoyancy control cabin, so that the monitoring data is reliable, and the distribution and the recovery are convenient.
Drawings
FIG. 1 is a schematic diagram of a floating ocean internal wave monitor based on a vector sensor;
FIG. 2 is a schematic structural view of the buoyancy control silo;
in the figure, 1 is an iridium satellite communication module, 2 is a parameter setting watertight interface, 3 is a data processing and storing module, 4 is a vector sensor, 5 is a battery pack, 6 is a buoyancy control bin, 7 is a silicon oil storage bin, 8 is a watertight oil conveying pipe, 9 is an electric oil pump, 10 is a pressure sensor, 11 is a buoyancy leather bag, 12 is a fixing frame, 13 is a silicon oil bin, and 14 is an oil bag bin.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in figures 1 and 2, the floating type ocean internal wave monitor based on the vector sensor comprises an iridium satellite communication module 1, a parameter setting watertight interface 2, a data processing and storing module 3, a vector sensor 4, a battery pack 5 and a buoyancy control cabin 6.
The instrument is adjusted to the specific gravity of the water body to be detected by filling silicone oil in the buoyancy control bin 6, and internal wave multi-component monitoring is carried out along with the movement of the water body, so that accurate monitoring data are obtained.
The floating type marine internal wave monitor based on the vector sensor adjusts the buoyancy of the buoyancy adjusting instrument by adjusting the size of the buoyancy bladder 11 through the pressure sensor 10.
Floating type ocean internal wave monitor based on vector sensor is whole by cylindrical physique made of glass steel, iridium communication module 1, the parameter sets up watertight interface 2 and data processing and storage module 3 and links to each other, data processing and storage module 3, vector sensor 4, group battery 5 and buoyancy control storehouse 6 all carry out sealed isolation with glass steel, it is a plurality of that there is the inlet opening on the 4 glass steel walls of vector sensor, make wherein be full of the sea water, vector sensor 4 carries out four-channel multicomponent internal wave monitoring through resonating with the sea water, vector sensor 4 is connected with data processing and storage module 3 through watertight cable, group battery 5 links to each other with data processing and storage module 3 and buoyancy control storehouse 6 through watertight cable and realizes the power supply.
The buoyancy control bin 6 comprises a silicone oil bin 13 and an oil sac bin 14, the silicone oil bin 13 comprises a silicone oil storage bin 7, an electric oil pump 9 and a fixing frame 12, the silicone oil storage bin 7 is fixed at the bottom of the silicone oil bin 13 through the fixing frame 12, the electric oil pump 9 is connected with the battery pack 5 through a watertight cable, the oil sac bin 14 comprises a pressure sensor 10 and a buoyancy sac 11, a plurality of water inlet holes are formed in a glass steel wall of the oil sac bin 14, seawater is filled in the oil sac bin, the pressure sensor 10 and the buoyancy sac 11 are immersed in the seawater, and the pressure sensor 10 is connected with the data processing and storage module 3 through the watertight cable.
The floating ocean internal wave monitor based on the vector sensor measures the distance from the instrument to the sea surface by using the water depth of 0-500 m.
The use method of the floating type ocean internal wave monitor based on the vector sensor comprises the steps of setting a watertight interface 2 through parameters before the floating type ocean internal wave monitor is laid, initializing a data processing and storing module 3, setting monitoring time, adjusting the buoyancy of an instrument according to a buoyancy bladder 11 of a buoyancy control cabin 6 according to a water body to be measured, vertically putting the instrument into the water and automatically reaching a set water depth, detecting the water pressure in the buoyancy control cabin 6 in real time by a pressure sensor 10, continuously adjusting the size of the buoyancy bladder 11 by an electric oil pump 9 to the set buoyancy size, enabling the instrument to stably float in the water body, recording four-channel multi-component data by the vector sensor 4 along with the fluctuation of ocean current and transmitting the data to the data processing and storing module 3, stopping data recording by the instrument after the instrument reaches a preset detection time interval, enabling the instrument to float to the sea surface by pressing silicon oil in the silicone oil storage cabin 7 into the buoyancy bladder 3 by the electric oil pump 9 to generate buoyancy, the data and the geographic position of the instrument are sent to a ground or ship surface control station through the iridium communication module 1, after the completion of data transmission is confirmed, the data in the storage medium is emptied, the buoyancy of the buoyancy control bin 6 is adjusted again to sink into the water body for internal wave monitoring in the next time period, when the instrument reaches the set monitoring total time, the instrument floats upwards by adjusting the buoyancy of the buoyancy control bin 6, and the data and the geographic position of the instrument are sent through the iridium communication module 1 to be recovered.
The floating type ocean internal wave monitor based on the vector sensor is used for monitoring and researching ocean internal waves, the specific gravity is set through the buoyancy control cabin 6, the instrument floats in a set water body, internal wave multi-component data are recorded through the vector sensor 4, and the instrument floats to the sea surface to transmit data in time after data recording is completed.
The floating ocean internal wave monitor based on the vector sensor is convenient to operate, can be used repeatedly, achieves the purpose of monitoring internal wave multi-component medium and long-term dynamic state, and is simple in laying and recycling process.
The invention is not limited to the above description, and other structural modifications and embodiments of the invention will occur to those skilled in the art without departing from the scope of the invention as defined in the appended claims.
Claims (7)
1. A floating type ocean internal wave monitor based on a vector sensor is characterized by comprising an iridium communication module (1), a parameter setting watertight interface (2), a data processing and storing module (3), the vector sensor (4), a battery pack (5) and a buoyancy control cabin (6);
the whole instrument is made of glass fiber reinforced plastic into a cylindrical body, the iridium satellite communication module (1), the parameter setting watertight interface (2) and the data processing and storage module (3) are connected, the data processing and storage module (3), the vector sensor (4), the battery pack (5) and the buoyancy control bin (6) are sealed and isolated by the glass fiber reinforced plastic, a plurality of water inlet holes are formed in the glass fiber reinforced plastic wall of the vector sensor (4) to enable the glass fiber reinforced plastic wall to be filled with seawater, the vector sensor (4) performs four-channel multi-component internal wave monitoring through resonance with the seawater, the vector sensor (4) is connected with the data processing and storage module (3) through a watertight cable, and the battery pack (5) is connected with the data processing and storage module (3) and the buoyancy control bin (6) through the watertight cable to achieve power supply;
the buoyancy control bin (6) is internally divided into a silicone oil bin (13) and an oil sac bin (14), the silicone oil bin (13) and the oil sac bin (14) are sealed and isolated and are connected through a watertight oil conveying pipe (8), and the buoyancy control bin (6) adjusts buoyancy through adjusting the oil sac bin (14).
2. The floating marine internal wave monitor based on the vector sensor as claimed in claim 1, wherein the silicone oil bin (13) comprises a silicone oil storage bin (7), an electric oil pump (9) and a fixing frame (12), the silicone oil storage bin (7) is fixed at the bottom of the silicone oil bin (13) through the fixing frame (12), the electric oil pump (9) is connected with the battery pack (5) through a watertight cable, the electric oil pump (9) is connected with the data processing and storage module (3) through the watertight cable, and the electric oil pump (9) is wrapped with a layer of soundproof cotton.
3. The floating ocean internal wave monitor based on the vector sensor as claimed in claim 2, wherein the oil bag chamber (14) comprises a pressure sensor (10) and a buoyancy bladder (11), the glass fiber reinforced plastic wall of the oil bag chamber (14) is provided with a plurality of water inlet holes, so that the oil bag chamber is filled with seawater, the pressure sensor (10) and the buoyancy bladder (11) are immersed in the seawater, and the pressure sensor (10) is connected with the data processing and storage module (3) through a watertight cable.
4. The floating marine internal wave monitor based on the vector sensor as claimed in claim 2 or 3, wherein the pressure sensor (10) and the electric oil pump (9) are actuators for controlling the floating of the monitor, and the buoyancy bladder (11) is made of high-strength nylon material.
5. Use of a floating ocean internal wave monitor based on a vector sensor according to any one of claims 1 to 4, wherein: before the instrument is deployed, a watertight interface (2) is set through parameters to initialize a data processing and storage module (3), monitoring time is set, the buoyancy of an instrument is adjusted through a buoyancy leather bag (11) of a buoyancy control bin (6) according to a water body to be measured, the instrument is vertically placed into water and automatically reaches a set water depth, a pressure sensor (10) in the buoyancy control bin (6) detects the water pressure in real time, the size of the buoyancy leather bag (11) is continuously adjusted through an electric oil pump (9) to the set buoyancy, so that the instrument floats in the water body, four-channel multi-component data are recorded through a vector sensor (4) along with the fluctuation of ocean current and are transmitted to the data processing and storage module (3), after the instrument reaches a preset detection time interval, the instrument stops data acquisition and presses silicon oil in a silicon oil storage bin (7) into the buoyancy leather bag (11) through the electric oil pump (9) to generate buoyancy so that the instrument floats to the sea surface, the data and the geographic position of the instrument are sent to a ground or ship surface control station through the iridium communication module (1), after the completion of data transmission is confirmed, the data in the storage medium is emptied, the buoyancy of the buoyancy control bin (6) is adjusted again to sink into the water body for internal wave monitoring in the next time period, when the instrument reaches the set monitoring total time, the instrument floats upwards by adjusting the buoyancy of the buoyancy control bin (6), and the data and the geographic position of the instrument are sent through the iridium communication module (1) to be recovered.
6. The use method of the floating ocean internal wave monitor based on the vector sensor as claimed in claim 5, wherein: water depths of 0-500m, the distance of the surveying instrument to the sea surface, are used.
7. Use of a floating marine internal wave monitor based on a vector sensor according to any one of claims 1-4, wherein the vector sensor is used and floats in a given body of water for multi-component medium-long term monitoring of internal waves.
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| CN101441077A (en) * | 2007-11-20 | 2009-05-27 | 中国船舶重工集团公司第七一○研究所 | Internal wave measuring system |
| CN104386208B (en) * | 2014-11-06 | 2017-08-29 | 天津远讯科技有限公司 | Underwater section sounding buoy device |
| CN105947154A (en) * | 2016-06-12 | 2016-09-21 | 中国舰船研究设计中心 | Unmanned underwater carrier for radiation noise and magnetic signal detection for ship |
| CN106568496A (en) * | 2016-11-09 | 2017-04-19 | 哈尔滨工程大学 | Real-time transmission multivariate vector hydrophone array subsurface buoy system |
| CN107218931B (en) * | 2017-05-23 | 2019-09-13 | 广东贝达海洋科学有限公司 | A kind of internal wave of ocean early warning system and method based on online monitoring data |
| CN107202632A (en) * | 2017-06-09 | 2017-09-26 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Vector sensor unit for underwater surveillance net |
| CN208149579U (en) * | 2018-05-11 | 2018-11-27 | 长沙金信诺防务技术有限公司 | Underwater autonomous formula detector |
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Effective date of registration: 20220208 Address after: 310030 Room 302, building 1, Jihong Shidai commercial building, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Quanxin Technology Co.,Ltd. Address before: 310018 No. 2 street, Xiasha Higher Education Zone, Hangzhou, Zhejiang Patentee before: HANGZHOU DIANZI University |