CN109004581B - Submarine cable protection device based on depth finder - Google Patents
Submarine cable protection device based on depth finder Download PDFInfo
- Publication number
- CN109004581B CN109004581B CN201810868829.1A CN201810868829A CN109004581B CN 109004581 B CN109004581 B CN 109004581B CN 201810868829 A CN201810868829 A CN 201810868829A CN 109004581 B CN109004581 B CN 109004581B
- Authority
- CN
- China
- Prior art keywords
- signal
- submarine cable
- depth finder
- transmitting
- crystal
- 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.)
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Links
- 239000013078 crystal Substances 0.000 claims description 27
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
- H02G1/10—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle in or under water
-
- 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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Electric Cable Installation (AREA)
Abstract
A submarine cable protection system based on a depth finder comprises the depth finder, a power supply device and a signal transmitting device; the depth finder is arranged on the ship; the power supply device utilizes the electric energy of the submarine cable to supply power for the depth finder and the signal transmitting device; the signal transmitting device is used for transmitting signals which can be received by the sounding instrument, and on the premise of not increasing the load of the shipper, the serious consequences of cable line damage possibly caused by anchoring are solved by using the signal transmitting device which is forcibly equipped by the ship.
Description
Technical Field
The invention relates to a protection device, in particular to a submarine cable protection device based on a depth finder.
Background
According to the submarine cable pipeline protection regulation implemented in 2004 in China, the submarine cable pipeline protection region system implemented in China clearly specifies coastal broad sea areas of 500 meters on both sides of the submarine cable pipeline; the narrow sea areas such as straits are 100 meters on both sides; 50 meters on each side are arranged in the sea harbour area. The safety protection of the cable conduit is important because sand excavation, drilling, anchoring, towing, bottom-trawling, net-tensioning, farming or other offshore operations that may damage the safety of the cable conduit are prohibited from being performed in the cable conduit protection area.
Disclosure of Invention
A submarine cable protection device based on a depth finder comprises the depth finder, a power supply device and a signal transmitting device; the depth finder is arranged on the ship; the power supply device utilizes the electric energy of the submarine cable to supply power for the depth finder and the signal transmitting device; the signal transmitting device is used for transmitting signals receivable by the sounding device.
The signal transmitting device periodically and intermittently transmits 200KHZ sonic signals.
The system also comprises a signal receiving device, wherein the signal receiving device is used for receiving the sounding instrument signal and controlling the signal transmitting device to act.
The depth finder comprises a display, a signal transceiver and a sensor, wherein the signal receiving device comprises a 200KHZ crystal transceiver, a circulator, a crystal filter, an amplifier, a trigger, a signal contrast analyzer, a transmitting signal device, a switching circuit, a crystal oscillator and a tuning oscillator, the 200KHZ crystal transceiver, the circulator, the crystal filter, the amplifier, the trigger and the signal contrast analyzer form a receiving circuit, the transmitting signal device, the switching circuit, the crystal oscillator, the tuning oscillator, the circulator and the 200KHZ crystal transceiver form a transmitting circuit, and the 200KHZ crystal transceiver is used for receiving signals of the sensor or transmitting signals to the sensor.
The power supply device comprises a voltage transformation circuit and a voltage stabilizing rectifying circuit which are electrically connected.
The power supply device also comprises a chargeable and dischargeable storage battery.
The submarine cable is provided with a signal receiving device every 1000 meters.
The AIS signal response device is arranged at landing points at two ends of the submarine cable.
The landing points at the two ends of the submarine cable are reserved for 3-10% of the allowance.
The beneficial effects are that: on the premise of not increasing the load of the shipper, the serious consequences of cable pipeline damage possibly caused by anchoring are solved by utilizing the signal transmitting device forcibly equipped with the ship.
Drawings
Fig. 1 is a block diagram of the operation of the present invention.
Fig. 2 is a circuit block diagram of a protection device.
Fig. 3 is a circuit diagram of a signal transmitting device.
Fig. 4 is a circuit diagram of a power supply device.
Detailed Description
A submarine cable protection device based on a depth finder comprises the depth finder, a power supply device and a signal transmitting device; the depth finder is arranged on the ship; the power supply device utilizes the electric energy of the submarine cable to supply power for the depth finder and the signal transmitting device; the signal transmitting device is used for transmitting a signal receivable by the sounding device, and many circuits of the signal transmitting device in the prior art can be applied to the technology, and fig. 3 is one of the circuits.
The subscriber resistance in fig. 4 is the high voltage network subscriber load.
The signal transmitting device periodically and intermittently transmits 200KHZ sonic signals.
The system also comprises a signal receiving device, wherein the signal receiving device is used for receiving the sounding instrument signal and controlling the signal transmitting device to act.
The depth finder comprises a display, a signal transceiver and a sensor, wherein the signal receiving device comprises a 200KHZ crystal transceiver, a circulator, a crystal filter, an amplifier, a trigger, a signal contrast analyzer, a transmitting signal device, a switching circuit, a crystal oscillator and a tuning oscillator, the 200KHZ crystal transceiver, the circulator, the crystal filter, the amplifier, the trigger and the signal contrast analyzer form a receiving circuit, the transmitting signal device, the switching circuit, the crystal oscillator, the tuning oscillator, the circulator and the 200KHZ crystal transceiver form a transmitting circuit, and the 200KHZ crystal transceiver is used for receiving signals of the sensor or transmitting signals to the sensor.
The working process of the protection device comprises the following steps: the 200KHZ crystal transceiver senses a ship, transmits signals through the circulator, transmits the signals to the amplifier under the protection of the crystal filter, amplifies the voltage or power of the transmitted signals through the amplifier, the signal contrast analyzer determines the signals sent by the ship sounding instrument, the trigger sends commands to the transmitting signal according to the contrast analysis result of the signal contrast analyzer, sends signals to the transmitting signal to execute commands on the switching circuit, and finally converts direct-current electric energy into alternating-current electric energy with a certain frequency through the crystal oscillator or the tuning oscillator and transmits the alternating-current electric energy back to the circulator.
The power supply device comprises a voltage transformation circuit and a voltage stabilizing rectifying circuit which are electrically connected.
The power supply device also comprises a chargeable and dischargeable storage battery.
The submarine cable is provided with a signal receiving device every 1000 meters.
The AIS signal response device is arranged at landing points at two ends of the submarine cable.
The landing points at the two ends of the submarine cable are reserved for 3-10% of the allowance.
When the underwater cable is laid, firstly, setting 3% -10% allowance according to the cable path length, wherein the content needing to be investigated in advance comprises the following steps: landing points at two ends (two AIS signal response devices are required to be set for reminding a past ship that a cable is arranged on the seabed), underwater topography, geology, underwater obstacles, hydrometeorology and the like; the submarine cable burying depth is generally 3-5 m, investigation shows that the submarine cable at home and abroad is actually 1.5-3 m, 3-5 m is larger than the anchor tooth length of a large ship, the submarine cable burying depth is suitable for the coastal area of the large ship in China, navigation positioning is carried out through navigation instruments such as GPS and the like, and the positioning precision of the laid cable can be accurate to be within 5 m. A signal receiving device is arranged every 1000 m in the laying process, a submarine cable provides a power supply through induction, when the distance between the submarine cable and the ship is 1000 m, a 200KHz signal sent by a ship sounding instrument is triggered to trigger the cable signal receiving device to generate a 200KHz response signal, the response signal is sent back to the sounding instrument, the depth continuously changes on a display, the echo depth continuously approaches the actual water depth along with the continuous approach of the ship to the cable, a ship driver is reminded, the ship driver is not suitable for anchoring, meanwhile, an AIS signal response device at a cable landing point also continuously responds to the AIS of the ship, and the driver is reminded of the existence of the cable on the seabed again, so that the purpose of double protection of the submarine cable is achieved.
Claims (5)
1. Submarine cable protection device based on sounder, its characterized in that: comprises a depth finder, a power supply device and a signal transmitting device; the depth finder is arranged on the ship; the power supply device utilizes the electric energy of the submarine cable to supply power for the depth finder and the signal transmitting device; the signal transmitting device is used for transmitting signals receivable by the sounding instrument, the signal transmitting device periodically and intermittently transmits 200KHZ acoustic signals, the signal transmitting device further comprises a signal receiving device, the signal receiving device is used for receiving the sounding instrument signals and controlling the signal transmitting device to act, the sounding instrument comprises a display, a signal transceiver and a sensor, the signal receiving device comprises a 200KHZ crystal transceiver, a circulator, a crystal filter, an amplifier, a trigger, a signal contrast analyzer, a transmitting signal, a switching circuit, a crystal oscillator and a tuning oscillator, the 200KHZ crystal transceiver, the circulator, the crystal filter, the amplifier, the trigger and the signal contrast analyzer form a receiving circuit, the transmitting signal transceiver, the switching circuit, the crystal oscillator, the tuning oscillator, the circulator and the 200KHZ crystal transceiver form a transmitting circuit, the 200KHZ crystal transceiver is used for receiving signals of the sensor or transmitting signals to the sensor, and the cable is provided with the signal receiving device every 1000 meters.
2. The depth finder-based submarine cable protection device according to claim 1, wherein: the power supply device comprises a voltage transformation circuit and a voltage stabilizing rectifying circuit which are electrically connected.
3. The depth finder-based submarine cable protection device according to claim 2, wherein: the power supply device also comprises a chargeable and dischargeable storage battery.
4. The depth finder-based submarine cable protection device according to claim 1, wherein: the AIS signal response device is arranged at landing points at two ends of the submarine cable.
5. The depth finder-based submarine cable protection device according to claim 4, wherein: the landing points at the two ends of the submarine cable are reserved for 3-10% of the allowance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810868829.1A CN109004581B (en) | 2018-08-02 | 2018-08-02 | Submarine cable protection device based on depth finder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810868829.1A CN109004581B (en) | 2018-08-02 | 2018-08-02 | Submarine cable protection device based on depth finder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109004581A CN109004581A (en) | 2018-12-14 |
| CN109004581B true CN109004581B (en) | 2024-04-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810868829.1A Active CN109004581B (en) | 2018-08-02 | 2018-08-02 | Submarine cable protection device based on depth finder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109004581B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0968575A (en) * | 1995-08-31 | 1997-03-11 | Kaijo Corp | Measurement system for underwater data |
| EP0770887A2 (en) * | 1995-10-26 | 1997-05-02 | Kokusai Denshin Denwa Kabushiki Kaisha | Submarine cable locating system |
| CN102809713A (en) * | 2012-08-01 | 2012-12-05 | 国家电网公司 | Method for detecting broken point of submarine cable |
| CN102954788A (en) * | 2012-10-09 | 2013-03-06 | 中国海洋石油总公司 | Landform measuring instrument for seabed foundation of ocean platform |
| KR20150026102A (en) * | 2013-08-30 | 2015-03-11 | 한국전력공사 | Apparatus and method for monitoring submarine cable |
| CN204495405U (en) * | 2015-04-17 | 2015-07-22 | 国家电网公司 | A kind of sea floor optoelectronic composite cable external security monitoring device |
| CN204739364U (en) * | 2015-05-27 | 2015-11-04 | 沈阳永业实业有限公司 | Seabed pig positioning system |
| CN205157784U (en) * | 2015-11-30 | 2016-04-13 | 江苏中海达海洋信息技术有限公司 | Ultra wide band echo depth sounder based on LFM signal |
| CN106291720A (en) * | 2016-10-12 | 2017-01-04 | 中国地质大学（北京） | A kind of ocean controllable source electromagnetism big current emission device and using method thereof |
| CN207263922U (en) * | 2017-09-30 | 2018-04-20 | 中国人民解放军63691部队 | A kind of portable water stone roller sounding gear |
| CN208806549U (en) * | 2018-08-02 | 2019-04-30 | 浙江国际海运职业技术学院 | A kind of protection of submarine cable device based on sounding instrument |
-
2018
- 2018-08-02 CN CN201810868829.1A patent/CN109004581B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0968575A (en) * | 1995-08-31 | 1997-03-11 | Kaijo Corp | Measurement system for underwater data |
| EP0770887A2 (en) * | 1995-10-26 | 1997-05-02 | Kokusai Denshin Denwa Kabushiki Kaisha | Submarine cable locating system |
| CN102809713A (en) * | 2012-08-01 | 2012-12-05 | 国家电网公司 | Method for detecting broken point of submarine cable |
| CN102954788A (en) * | 2012-10-09 | 2013-03-06 | 中国海洋石油总公司 | Landform measuring instrument for seabed foundation of ocean platform |
| KR20150026102A (en) * | 2013-08-30 | 2015-03-11 | 한국전력공사 | Apparatus and method for monitoring submarine cable |
| CN204495405U (en) * | 2015-04-17 | 2015-07-22 | 国家电网公司 | A kind of sea floor optoelectronic composite cable external security monitoring device |
| CN204739364U (en) * | 2015-05-27 | 2015-11-04 | 沈阳永业实业有限公司 | Seabed pig positioning system |
| CN205157784U (en) * | 2015-11-30 | 2016-04-13 | 江苏中海达海洋信息技术有限公司 | Ultra wide band echo depth sounder based on LFM signal |
| CN106291720A (en) * | 2016-10-12 | 2017-01-04 | 中国地质大学（北京） | A kind of ocean controllable source electromagnetism big current emission device and using method thereof |
| CN207263922U (en) * | 2017-09-30 | 2018-04-20 | 中国人民解放军63691部队 | A kind of portable water stone roller sounding gear |
| CN208806549U (en) * | 2018-08-02 | 2019-04-30 | 浙江国际海运职业技术学院 | A kind of protection of submarine cable device based on sounding instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109004581A (en) | 2018-12-14 |
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