CN108327854B - Drift anchor system buoy for detecting underwater acoustic signals - Google Patents
Drift anchor system buoy for detecting underwater acoustic signals Download PDFInfo
- Publication number
- CN108327854B CN108327854B CN201711477363.4A CN201711477363A CN108327854B CN 108327854 B CN108327854 B CN 108327854B CN 201711477363 A CN201711477363 A CN 201711477363A CN 108327854 B CN108327854 B CN 108327854B
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- anchor
- control unit
- underwater
- floating body
- anchor body
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- 238000004891 communication Methods 0.000 claims abstract description 58
- 238000007667 floating Methods 0.000 claims abstract description 56
- 238000001514 detection method Methods 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 230000008054 signal transmission Effects 0.000 claims abstract description 17
- 239000011159 matrix material Substances 0.000 claims abstract description 6
- 230000005674 electromagnetic induction Effects 0.000 claims description 31
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 229920000271 Kevlar® Polymers 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 239000004761 kevlar Substances 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 239000002775 capsule Substances 0.000 claims 2
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 230000006266 hibernation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B22/04—Fixations or other anchoring arrangements
- B63B22/08—Fixations or other anchoring arrangements having means to release or urge to the surface a buoy on submergence thereof, e.g. to mark location of a sunken object
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/18—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
- G10K11/006—Transducer mounting in underwater equipment, e.g. sonobuoys
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- H04B5/24—
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- H04B5/72—
Abstract
The invention discloses a drift anchor buoy for detecting underwater acoustic signals, which belongs to the technical field of drift anchor buoys and comprises the following components: the underwater acoustic detection device comprises an anchor body, an underwater winch, a mooring rope, a communication floating body and an acoustic detection hydrophone matrix; the underwater winch is arranged on the anchor body and is connected with the communication floating body through the mooring rope, and when the mooring rope is released by the underwater winch, the communication floating body floats to the water surface; the acoustic detection hydrophone array is arranged on the outer surface of the anchor body; the anchor body includes: the anchor body instrument cabin comprises an anchor body instrument cabin, and an air bag, an electromagnetic valve, an air pump, a first control unit and a first battery pack which are arranged in the anchor body instrument cabin; the communication float includes: the floating body instrument cabin is arranged in the floating body instrument cabin, and the signal transmission assembly, the second control unit and the second battery pack are arranged in the floating body instrument cabin; the buoy can be laid away far away from dispute sea areas, is concealed and not easy to discover and destroy, and can be used for detecting and intercepting underwater acoustic targets in sea areas such as important navigation channels, exercise areas, inconvenient arrival of personnel and ships and the like.
Description
Technical Field
The invention belongs to the technical field of drifting anchor system buoys, and particularly relates to a drifting anchor system buoy for detecting underwater acoustic signals.
Background
At present, the conventional anchor system submerged buoy has large volume and heavy weight, a large ship is required to be close to a target area for laying the submerged buoy, a large lifting appliance is required to be used for laying, laying time is long, laying workload is large, the submerged buoy is easy to expose and damage after being laid, an expected target cannot be achieved, a mission cannot be completed, and meanwhile, international disputes are easy to cause.
Disclosure of Invention
In view of the above, the present invention provides a drifting anchor buoy for detecting underwater acoustic signals, which can be deployed far away from a conference sea area, is concealed, is not easy to be found and damaged, and can be used for detecting and intercepting underwater acoustic targets in sea areas such as important navigation channels, exercise areas, and areas where people and ships are inconvenient to arrive.
The invention is realized by the following technical scheme:
a drift anchor buoy for detecting underwater acoustic signals, comprising: the underwater acoustic detection device comprises an anchor body, an underwater winch, a mooring rope, a communication floating body and an acoustic detection hydrophone matrix;
the overall connection relationship is as follows: the underwater winch is arranged on the anchor body and is connected with the communication floating body through the mooring rope, and when the mooring rope is released by the underwater winch, the communication floating body floats to the water surface; the acoustic detection hydrophone array is arranged on the outer surface of the anchor body;
wherein, the anchor body includes: the anchor body instrument cabin comprises an anchor body instrument cabin, and an air bag, an electromagnetic valve, an air pump, a first control unit and a first battery pack which are arranged in the anchor body instrument cabin;
the communication float includes: the floating body instrument cabin is arranged in the floating body instrument cabin, and the signal transmission assembly, the second control unit and the second battery pack are arranged in the floating body instrument cabin;
the first battery pack is used for supplying power to instrument equipment in the anchor body instrument cabin and adjusting the balance weight of the anchor body instrument cabin; the second battery pack is used for supplying power to instrument equipment in the floating body instrument cabin;
the air pump is connected with the air bag through an air pipe, and an electromagnetic valve is arranged on the air pipe; the air pump is used for supplying an air source for inflating the air bag, and the electromagnetic valve is used for controlling the inflation and deflation of the air bag; the air bag is used for providing positive buoyancy for the drifting anchor system buoy;
the signal transmission component is used for communicating with an external control base;
when the communication floating body is not released, the first control unit can perform data transmission with the second control unit; the first control unit is electrically connected with the electromagnetic valve and used for controlling the air inflation and deflation of the air bag; the second control unit is electrically connected with the signal transmission assembly; receiving an instruction of an external control base through a signal transmission component;
the underwater winch is electrically connected with the first control unit of the anchor body, and the first control unit is used for controlling the retraction and release of a mooring rope wound on the underwater winch;
the acoustic detection underwater listening array is electrically connected with a first control unit of the anchor body, and the first control unit is used for controlling the starting or closing of the acoustic detection underwater listening array and receiving position information and characteristic information of a target detected by the acoustic detection underwater listening array.
Further, the first control unit includes: the first modulation and demodulation control panel and the first electromagnetic induction coil are electrically connected;
the second control unit includes: the second modulation and demodulation control board and the second electromagnetic induction coil are electrically connected;
when the communication floating body is not released, the first electromagnetic induction coil and the second electromagnetic induction coil are parallel and opposite, and when the distance between the first electromagnetic induction coil and the second electromagnetic induction coil reaches a set value, the first electromagnetic induction coil and the second electromagnetic induction coil can be electromagnetically coupled; further realizing data transmission between the first modulation and demodulation control board and the second modulation and demodulation control board;
the first control unit is electrically connected with the electromagnetic valve, the underwater winch and the acoustic detection hydrophone matrix through the first modulation and demodulation control board respectively;
the second control unit is electrically connected with the signal transmission assembly through a second modulation and demodulation control board.
Further, the subsea winch comprises: the device comprises a direct current motor, a speed reducer, a cable disc and a motor bracket;
the direct current motor is fixed on the anchor body instrument cabin through the motor bracket; an output shaft of the direct current motor is connected with a rotating shaft of the cable drum through a speed reducer to realize rotation control of the cable drum; and the direct current motor is electrically connected with the first control unit of the anchor body through the watertight cable.
Furthermore, the mooring rope is a Kevlar rope, one end of the mooring rope is wound on a cable disc of the underwater winch, and the other end of the mooring rope is connected with the communication floating body.
Further, still including installing the first pressure sensor in the outside of anchor body instrument cabin, first pressure sensor and first the control unit electric connection for measure the outside water pressure of anchor body instrument cabin, and then calculate and learn the underwater depth that the anchor body is located.
And the second pressure sensor is electrically connected with the second control unit and used for measuring the water pressure outside the floating body instrument cabin, and then calculating the underwater depth of the communication floating body.
Further, the signal transmission assembly includes: the system comprises a microstrip antenna, an antenna feeder line and a satellite communication terminal; the satellite communication terminal is electrically connected with the microstrip antenna through an antenna feeder line, the satellite communication terminal is used for carrying out signal transmission with the second control unit, and the microstrip antenna is used for carrying out signal transmission with an external control base.
Has the advantages that: (1) the drifting anchor system buoy does not need to be arranged close to a destination, the drifting anchor system buoy is arranged in advance according to hydrological information of the flow velocity and the flow direction of water flow, so that the drifting anchor system buoy drifts along with the water flow, and after the drifting anchor system buoy reaches the preset destination, remote unmanned bottom sinking arrangement is realized through a satellite communication terminal and a microstrip antenna, so that unnecessary boundary conflict can be avoided; after a target is found, the communication floating body is released to float through the underwater winch, and target information is sent; after the communication floating body is sent, the communication floating body is made to sink again through the underwater winch, so that the concealment and the multiple-time recycling of the drifting anchor system buoy can be improved, and monitoring information of a target is transmitted back in real time at a high frequency.
(2) The first battery pack in the anchor body has large capacity, can be used for monitoring and recording the hibernation for a long time, and can adjust the counterweight of the anchor body.
Drawings
FIG. 1 is a structural component diagram of the present invention;
fig. 2 is a schematic diagram of the structure of the present invention.
Detailed Description
The invention is described in detail below by way of example with reference to the accompanying drawings.
The present embodiment provides a drift anchor buoy for detecting underwater acoustic signals, see fig. 1, comprising: the underwater acoustic detection device comprises an anchor body, an underwater winch, a mooring rope, a communication floating body and an acoustic detection hydrophone matrix;
the overall connection relationship is as follows: the underwater winch is arranged on the anchor body and is connected with the communication floating body through a mooring rope; the acoustic detection hydrophone array is arranged on the outer surface of the anchor body;
wherein, referring to fig. 2, the anchor body comprises: the system comprises an anchor body instrument cabin, a first pressure sensor arranged outside the anchor body instrument cabin, two air bags arranged inside the anchor body instrument cabin, two electromagnetic valves, two air pumps, a first modulation and demodulation control panel, a first electromagnetic induction coil and a first battery pack;
the communication body is positive buoyancy by itself, and it includes: the system comprises a floating body instrument cabin, a second pressure sensor arranged outside the floating body instrument cabin, a microstrip antenna, an antenna feeder line, a satellite communication terminal, a second modulation and demodulation control board, a second electromagnetic induction coil and a second battery pack, wherein the microstrip antenna, the antenna feeder line, the satellite communication terminal, the second modulation and demodulation control board, the second electromagnetic induction coil and the second battery pack are arranged inside the floating body instrument cabin;
the anchor body instrument cabin and the floating body instrument cabin are respectively used for providing an underwater sealed space for installing instrument equipment;
the first pressure sensor is used for measuring the water pressure outside the anchor body instrument cabin, and then calculating the underwater depth of the anchor body; the second pressure sensor is used for measuring the water pressure outside the floating body instrument cabin so as to calculate and obtain the underwater depth of the communication floating body;
the air pumps are correspondingly connected with the air bags one by one through air pipes, and the two air pipes are respectively provided with an electromagnetic valve; the air pump is used for inflating and lifting the air bag to provide an air source, and the electromagnetic valve is used for controlling the inflation and deflation of the air bag; the air bag is used for providing enough positive buoyancy for the drifting anchor system buoy and ensuring that the drifting anchor system buoy can float on the water surface;
the micro-strip antenna is electrically connected with the satellite communication terminal through an antenna feeder line, and can realize the communication between the satellite communication terminal and an external control base and the real-time positioning of the drifting anchor buoy;
the first modulation and demodulation control board is electrically connected with the first electromagnetic induction coil, and the second modulation and demodulation control board is electrically connected with the second electromagnetic induction coil; when the communication floating body is not released to float upwards through the underwater winch, the first electromagnetic induction coil and the second electromagnetic induction coil are parallel and opposite, and the distance between the first electromagnetic induction coil and the second electromagnetic induction coil reaches a set value, the first electromagnetic induction coil and the second electromagnetic induction coil can be electromagnetically coupled, so that data transmission between the first modulation and demodulation control board and the second modulation and demodulation control board is realized; the first modulation and demodulation control panel is also electrically connected with the two electromagnetic valves and used for controlling the air charging and discharging of the air bag; the first modulation and demodulation control plate is also electrically connected with the first pressure sensor, and whether the anchor body sinks or not is judged according to the change condition of the received pressure signal of the first pressure sensor (if the pressure signal is not changed, the anchor body sinks, otherwise, the anchor body does not sink); the second modulation and demodulation control panel is also electrically connected with the satellite communication terminal and the second pressure sensor; whether the communication floating body reaches the water surface when floating is judged by receiving the pressure signal of the second pressure sensor and according to the change condition of the pressure signal (if the pressure signal is not changed, the communication floating body reaches the water surface, otherwise, the communication floating body does not reach the water surface);
the first battery pack is used for supplying power to instrument equipment in the anchor body instrument cabin and adjusting the balance weight of the anchor body instrument cabin; the second battery pack is used for supplying power to instrument equipment in the floating body instrument cabin;
the subsea winch comprises: the device comprises a direct current motor, a speed reducer, a cable disc and a motor bracket; the direct current motor is a microminiature direct current motor and is fixed on the anchor body instrument cabin through a motor bracket; an output shaft of the direct current motor is connected with a rotating shaft of the cable drum through a speed reducer to realize rotation control of the cable drum; the direct current motor is electrically connected with a first modulation and demodulation control plate of the anchor body through a watertight cable, and the first modulation and demodulation control plate controls the rotation of the direct current motor to realize the winding and unwinding of a mooring rope wound on a cable tray;
the mooring rope is a zero-buoyancy Kevlar rope, one end of the mooring rope is wound on a cable disc of the underwater winch, and the other end of the mooring rope is connected with the communication floating body;
the acoustic detection hydrophone array is arranged outside the anchor body instrument cabin and is electrically connected with a first modulation and demodulation control panel of the anchor body through a watertight connector, and the first modulation and demodulation control panel is used for controlling the starting or closing of the acoustic detection hydrophone array and receiving target position information detected by the acoustic detection hydrophone array;
the working principle is as follows: after a ship for laying the drifting anchor system buoy runs to a preset area, filling two air bags in the anchor body with air, wherein the buoyancy provided by the air bags is enough to overcome the gravity of the drifting anchor system buoy, and laying the drifting anchor system buoy into water;
the drifting anchor system buoy floats on the water surface and drifts under the action of water flow, in the process, the satellite communication terminal sends position information to an external control base in real time through the microstrip antenna, and after the drifting anchor system buoy drifts to a preset area along with the water flow (an operator detects the water flow information in advance and lays the drifting anchor system buoy according to the water flow information so that the drifting anchor system buoy can drift to the preset area along with the water flow), the control base sends a sinking instruction to the satellite communication terminal;
the satellite communication terminal receives the bottom sinking instruction through the microstrip antenna and then sends the bottom sinking instruction to the second modulation and demodulation control board, and the second modulation and demodulation control board modulates the bottom sinking instruction and then sends the bottom sinking instruction to the first modulation and demodulation control board through the coupling of the second electromagnetic induction coil and the first electromagnetic induction coil; after demodulating the modulated bottom sinking instruction, the first modulation and demodulation control board controls the two electromagnetic valves to deflate the air bags, after the air bags are compressed, the buoyancy of the drifting anchor system buoy is smaller than the gravity of the drifting anchor system buoy, and the drifting anchor system buoy sinks into the water;
when the pressure signal measured by the first pressure sensor is unchanged, the depth of the drifting anchor system buoy is not changed any more, and the drifting anchor system buoy is sunk;
the first modulation and demodulation control panel starts the acoustic detection hydrophone array by supplying power to the acoustic detection hydrophone array, and the acoustic detection hydrophone array starts to detect; when the acoustic detection hydrophone array detects a target, the acoustic detection array carries out positioning and distance estimation on the target to obtain position information of the target, and sends the position information and the detected characteristic information of the target to the first modulation and demodulation control panel, and the first modulation and demodulation control panel modulates the position information and the characteristic information and sends the modulated position information and the modulated characteristic information to the second modulation and demodulation control panel through the coupling of the second electromagnetic induction coil and the first electromagnetic induction coil; the second modulation and demodulation control panel demodulates the modulated position information and the modulated characteristic information and stores data;
after the second modulation and demodulation control board finishes storing, sending a response signal after storing to the first modulation and demodulation control board, and after the first modulation and demodulation control board receives the response signal, controlling a direct current motor of the underwater winch to rotate and releasing a mooring rope on the underwater winch;
when the pressure signal measured by the second pressure sensor is unchanged, the depth of the communication floating body is not changed any more, and the communication floating body reaches the water surface;
the second modulation and demodulation control panel sends the position information and the characteristic information of the target to a satellite communication terminal, and the satellite communication terminal sends the position information and the characteristic information to an external control base through a microstrip antenna;
when the residence time of the communication floating body on the water surface is finished, the first modulation and demodulation control board controls a direct current motor of the underwater winch to rotate reversely, and a mooring rope on the underwater winch is withdrawn, namely the communication floating body is withdrawn to the anchor body;
when the pressure signal of the second pressure sensor is unchanged, the depth of the communication floating body is not changed any more, and the communication floating body reaches the anchor body; at the moment, the second modulation and demodulation control board sends a stop instruction to the first modulation and demodulation control board, and the first modulation and demodulation control board controls the direct current motor of the underwater winch to stop working;
and the acoustic detection array continuously keeps a detection state, waits for the next target discovery, and repeatedly releases the communication floating body.
In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A drift anchor buoy for detecting underwater acoustic signals, comprising: the underwater acoustic detection device comprises an anchor body, an underwater winch, a mooring rope, a communication floating body and an acoustic detection hydrophone matrix;
the overall connection relationship is as follows: the underwater winch is arranged on the anchor body and is connected with the communication floating body through the mooring rope, and when the mooring rope is released by the underwater winch, the communication floating body floats to the water surface; the acoustic detection hydrophone array is arranged on the outer surface of the anchor body, keeps a detection state, waits for finding a target and releases the communication floating body;
wherein, the anchor body includes: the anchor body instrument cabin comprises an anchor body instrument cabin, and an air bag, an electromagnetic valve, an air pump, a first control unit and a first battery pack which are arranged in the anchor body instrument cabin;
the communication float includes: the floating body instrument cabin is arranged in the floating body instrument cabin, and the signal transmission assembly, the second control unit and the second battery pack are arranged in the floating body instrument cabin;
the first battery pack is used for supplying power to instrument equipment in the anchor body instrument cabin and adjusting the balance weight of the anchor body instrument cabin; the second battery pack is used for supplying power to instrument equipment in the floating body instrument cabin;
the air pump is connected with the air bag through an air pipe, and an electromagnetic valve is arranged on the air pipe; the air pump is used for inflating and lifting the air bag to provide an air source, and the electromagnetic valve is used for controlling the inflation and deflation of the air bag; the air bag is used for providing positive buoyancy for the drifting anchor system buoy;
the signal transmission component is used for communicating with an external control base;
when the communication floating body is not released, the first control unit can perform data transmission with the second control unit; the first control unit is electrically connected with the electromagnetic valve and used for controlling the air inflation and deflation of the air bag; the second control unit is electrically connected with the signal transmission assembly; receiving an instruction of an external control base through a signal transmission component;
the underwater winch is electrically connected with the first control unit of the anchor body, and the first control unit is used for controlling the retraction and release of a mooring rope wound on the underwater winch;
the acoustic detection underwater listening array is electrically connected with a first control unit of the anchor body, and the first control unit is used for controlling the starting or the closing of the acoustic detection underwater listening array and receiving the position information and the characteristic information of a target detected by the acoustic detection underwater listening array;
after a ship for laying the drifting anchor system buoy runs to a preset area, filling an air bag in the anchor body with air, and enabling buoyancy provided by the air bag to overcome the gravity of the drifting anchor system buoy; and then the drifting anchor system buoy is arranged in water, floats on the water surface and drifts to a preset area under the action of water flow.
2. A drift anchor buoy for detecting underwater acoustic signals according to claim 1, characterized in that said first control unit comprises: the first modulation and demodulation control board and the first electromagnetic induction coil are electrically connected;
the second control unit includes: the second modulation and demodulation control board and the second electromagnetic induction coil are electrically connected;
when the communication floating body is not released, the first electromagnetic induction coil and the second electromagnetic induction coil are parallel and opposite, and when the distance between the first electromagnetic induction coil and the second electromagnetic induction coil reaches a set value, the first electromagnetic induction coil and the second electromagnetic induction coil can be electromagnetically coupled; further realizing data transmission between the first modulation and demodulation control board and the second modulation and demodulation control board;
the first control unit is electrically connected with the electromagnetic valve, the underwater winch and the acoustic detection hydrophone matrix through the first modulation and demodulation control board respectively;
the second control unit is electrically connected with the signal transmission assembly through a second modulation and demodulation control board.
3. A drift anchor buoy for detecting underwater acoustic signals according to claim 1, the subsea winch comprising: the device comprises a direct current motor, a speed reducer, a cable disc and a motor bracket;
the direct current motor is fixed on the anchor body instrument cabin through the motor bracket; an output shaft of the direct current motor is connected with a rotating shaft of the cable drum through a speed reducer to realize rotation control of the cable drum; and the direct current motor is electrically connected with the first control unit of the anchor body through the watertight cable.
4. The drift anchor buoy for detecting underwater acoustic signals of claim 3 wherein the mooring line is a Kevlar rope having one end wound around a drum of the subsea winch and the other end connected to the communication buoy.
5. The drifting anchor system buoy for detecting underwater acoustic signals of claim 1, further comprising a first pressure sensor installed outside the anchor body instrument chamber, wherein the first pressure sensor is electrically connected with the first control unit and used for measuring the water pressure outside the anchor body instrument chamber so as to calculate the underwater depth of the anchor body.
6. The drifting mooring buoy for detecting underwater acoustic signals of claim 1, further comprising a second pressure sensor installed outside the instrument capsule of the floating body, wherein the second pressure sensor is electrically connected with the second control unit and used for measuring the water pressure outside the instrument capsule of the floating body so as to calculate the underwater depth of the communication floating body.
7. A drift anchor buoy for detecting underwater acoustic signals according to claim 1, wherein said signal transmission assembly comprises: the system comprises a microstrip antenna, an antenna feeder line and a satellite communication terminal; the satellite communication terminal is electrically connected with the microstrip antenna through an antenna feeder line, the satellite communication terminal is used for carrying out signal transmission with the second control unit, and the microstrip antenna is used for carrying out signal transmission with an external control base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711477363.4A CN108327854B (en) | 2017-12-29 | 2017-12-29 | Drift anchor system buoy for detecting underwater acoustic signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711477363.4A CN108327854B (en) | 2017-12-29 | 2017-12-29 | Drift anchor system buoy for detecting underwater acoustic signals |
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| CN108327854A CN108327854A (en) | 2018-07-27 |
| CN108327854B true CN108327854B (en) | 2020-07-10 |
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| CN201711477363.4A Expired - Fee Related CN108327854B (en) | 2017-12-29 | 2017-12-29 | Drift anchor system buoy for detecting underwater acoustic signals |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606593A (en) * | 2018-12-21 | 2019-04-12 | 中国船舶重工集团公司第七0研究所 | Remote portable underwater robot for rescue |
| CN110224766B (en) * | 2019-06-03 | 2021-07-30 | 哈尔滨理工大学 | Underwater communication signal processing device and method |
| CN113120167B (en) * | 2021-06-01 | 2023-05-05 | 广东海洋大学 | Remote distribution intelligent submerged buoy towed by unmanned ship |
| CN113820379B (en) * | 2021-09-16 | 2022-11-08 | 中国农业大学 | Buoy device for monitoring biochemical oxygen demand of water body |
| CN114275101A (en) * | 2022-01-05 | 2022-04-05 | 中国人民解放军海军工程大学 | Positioning system of submarine optical cable diving buoy |
| CN115158550A (en) * | 2022-06-20 | 2022-10-11 | 北京星网船电科技有限公司 | Variable-depth active detection acoustic buoy and energy supply system and method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2250592A (en) * | 1990-12-06 | 1992-06-10 | Marconi Gec Ltd | Underwater acoustic sensing apparatus |
| CN102167136B (en) * | 2010-12-16 | 2013-06-05 | 中国船舶重工集团公司第七一○研究所 | Ocean lifting submerged buoy system |
| CN202676278U (en) * | 2012-05-18 | 2013-01-16 | 山东省科学院海洋仪器仪表研究所 | A sound pressure signal monitoring device of ocean background noise |
| CN103569318B (en) * | 2013-11-07 | 2015-11-18 | 浙江海洋学院 | Ship mooring mechanism |
| CN104502915B (en) * | 2014-12-17 | 2017-04-26 | 河海大学常州校区 | Ultra-short baseline underwater positioning method and system based on active target detection principle |
| CN104936194B (en) * | 2015-06-08 | 2018-08-21 | 浙江理工大学 | A kind of water sound sensor network and its node deployment and network-building method |
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2017
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| CN108327854A (en) | 2018-07-27 |
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