CN115065925A - Satellite-based method for automatically tracking suspicious target of offshore wind field - Google Patents
Satellite-based method for automatically tracking suspicious target of offshore wind field Download PDFInfo
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- CN115065925A CN115065925A CN202210432702.1A CN202210432702A CN115065925A CN 115065925 A CN115065925 A CN 115065925A CN 202210432702 A CN202210432702 A CN 202210432702A CN 115065925 A CN115065925 A CN 115065925A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G3/00—Traffic control systems for marine craft
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/025—Services making use of location information using location based information parameters
- H04W4/026—Services making use of location information using location based information parameters using orientation information, e.g. compass
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/029—Location-based management or tracking services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The invention discloses a satellite-based method for automatically tracking a suspicious target of an offshore wind field, which relates to the technical field of offshore wind field monitoring. The invention obtains the image of the sea surface object through the rotary scanning of more than two photoelectric turntables and the image recognition algorithm, calculates the coordinate of the sea surface object according to the positioning data and the tripod head angle data of the photoelectric turntables, compares the coordinate with AI S data, finds the ship or other movable objects without AI S, marks the ship or other movable objects on the chart to track and monitor, can track and monitor the ships in and out, improves the overall safety of the offshore wind field, and is convenient for managing and dispatching the ships on the sea.
Description
Technical Field
The invention relates to the technical field of offshore wind field monitoring, in particular to a satellite-based method for automatically tracking a suspicious target of an offshore wind field.
Background
The offshore wind farm refers to offshore wind power with a water depth of about 10 meters. Compared with a land wind power plant, the offshore wind power plant has the advantages that land resources are not occupied, the influence of landforms and landforms is avoided basically, the wind speed is higher, the wind energy resources are richer, the single-machine capacity of the wind turbine generator is larger (3-5 megawatts), and the annual utilization hours are higher. However, the technical difficulty of offshore wind power plant construction is also high, and the construction cost is generally 2-3 times that of a land wind power plant. The following problems exist in the prior art:
modern wind power plants can not carry out effectual control to boats and ships from beginning to end, and the traffic condition on the sea can not catch fast to also can not carry out effectual pursuit and pursuit when wind power plants gets into suspicious target, cause the problem that the whole security of wind power plants descends.
Disclosure of Invention
The invention provides a satellite-based method for automatically tracking a suspicious target in an offshore wind farm, which aims to solve the problems in the background art.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the method for automatically tracking the offshore wind field suspicious target based on the satellite is realized based on a ship monitoring and scheduling system, wherein the ship monitoring and scheduling system comprises an automatic ship identification system (AIS) and a photoelectric rotary table.
The automatic ship identification system AIS comprises a satellite AIS service data module and AIS receiving equipment, wherein the satellite AIS service data module is used for covering a sea area with a wind power plant as a core in a large range, acquiring passing ship data for monitoring and providing basic chart service.
The AIS receiving equipment is deployed in the offshore booster station and used for acquiring activity data of ships in a field range at a high frequency and supplementing the activity data to the display of a chart so as to improve the real-time performance of the data.
The technical scheme of the invention is further improved as follows: the automatic identification system AIS ship data of the ship contains the types of the ships, the names of the ships, the numbers of the ships, the estimated arrival time of the ships, the ship starting time, the ship docking information, the positions (longitude and latitude), the maximum draft of the ships, the ship navigation speed, the passing area and other information, the comprehensive functions of the data are to identify and track the ships, and the AIS has the main functions of identifying the ships, assisting in tracking targets and simplifying information exchange.
The technical scheme of the invention is further improved as follows: the AIS adopts a global unique code system of ships, namely MMSI codes, as an identification means, each ship is disassembled from the beginning to the use of the ship, a global unique MMSI code is given, and the ASI technical standard specifies that: each time period is divided into 2250 time periods, each time period can release information which is not longer than 256 bits, the information which is longer than 256 bits needs to be added with the time period, and each ship can release the information of the ship by inquiring and selecting a time period which does not conflict with other ships and the corresponding time period.
The technical scheme of the invention is further improved as follows: the photoelectric rotary table obtains the image of the sea surface object by the rotary scanning of more than two photoelectric rotary tables and the identification algorithm of the image, calculates the coordinate of the sea surface object according to the positioning data and the angle data of the holder of the photoelectric rotary table, compares the coordinate with AIS data, finds the ship or other movable objects without AIS, and marks the ship or other movable objects on the chart to track and monitor.
The technical scheme of the invention is further improved as follows: the double spectrum of photoelectric turntable can realize fog-penetrating observation and night far-infrared thermal imaging observation, and through system control and set rules, the marine movable object is automatically and manually tracked, and the ship name and the ship number are observed and identified in detail so as to be scheduled by adopting a maritime radio station, and through automatic or manual video recording, dangerous behaviors are photographed and evidence is obtained.
The technical scheme of the invention is further improved as follows: the photoelectric turntable carries ultra-homogenized near-infrared laser as an illumination source, and can be matched with a high-definition low-illumination camera to perform detail observation on a target found by thermal imagery at night to form a three-band camera for thermal imagery detection at night, visible light and near-infrared laser identification at night, so that the photoelectric turntable is suitable for monitoring of a remote target under all weather conditions.
The technical scheme of the invention is further improved as follows: the photoelectric turntable can be matched with sensor accessories such as laser ranging, Beidou/GPS and electronic compass, and can acquire accurate positioning information of a remote target and a scene, so that multifunctional situation perception remote monitoring equipment is formed.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:
1. the invention provides a satellite-based method for automatically tracking a suspicious target in an offshore wind farm, which is characterized in that offshore wind farm facilities and ships passing by are marked on a chart, sea traffic conditions and the influence situation on the wind farm facilities are visually displayed, facility and ship information can be acquired and displayed through operations such as click and selection, and electronic fences are set and managed.
2. The invention provides a satellite-based method for automatically tracking a suspicious target in an offshore wind farm, which comprises the steps of acquiring an image of a sea surface object through rotary scanning of more than two photoelectric rotary tables and an image recognition algorithm, calculating the coordinate of the sea surface object according to positioning data and pan-tilt angle data of the photoelectric rotary tables, comparing the coordinate with AIS data, finding a ship or other movable objects without AIS, marking the ship or other movable objects on a chart for tracking and monitoring, tracking and monitoring the ship from and to, improving the overall safety of the offshore wind farm, and facilitating the management and scheduling of the ship on the sea.
Drawings
FIG. 1 is a schematic diagram of a ship monitoring and dispatching system according to the present invention;
FIG. 2 is a schematic view of an automatic identification system AIS for a ship of the present invention;
FIG. 3 is a schematic diagram of a wind farm electronic fence application chart of the present invention;
fig. 4 is a schematic view of monitoring and evidence obtaining of the dual-spectrum photoelectric turntable of the invention.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in figures 1-4, the invention provides a method for automatically tracking a suspicious target in a satellite-based offshore wind farm, which is implemented based on a ship monitoring and dispatching system, the ship monitoring and dispatching system comprises an automatic ship identification system (AIS) and a photoelectric rotary table, the AIS comprises a satellite AIS service data module and an AIS receiving device, the satellite AIS service data module is used for covering a large-range sea area with the wind farm as a core, acquiring passing ship data for monitoring and providing basic chart service, the AIS receiving device is deployed in an offshore booster station and is used for acquiring the activity data of ships in the field at a high frequency and supplementing the activity data to the chart display to improve the real-time performance of the data, and the ship data of the AIS comprises the ship type and the ship name, The AIS has the main functions of identifying and tracking the ship, assisting in tracking a target and simplifying information exchange.
In this embodiment, the sea area with the wind farm as the core can be covered by the satellite AIS service data module, ships in and out can be monitored, the service of the marine map can be provided, the AIS receiving equipment can capture the data of the ships, the real-time performance of the data is improved, the wind farm electronic fence is established through the satellite AIS, and the marine map is displayed as shown in fig. 3.
Example 2
As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the AIS uses a globally unique code system for ships, i.e. MMSI code, as the identification means, each ship is disassembled from the beginning of construction to the ship use, a globally unique MMSI code is given, and the ASI technical standard specifies: each time period is divided into 2250 time periods, each time period can release information which is not longer than 256 bits, the information which is longer than 256 bits needs to be added with the time period, and each ship can release the information of the ship by inquiring and selecting a time period which does not conflict with other ships and the corresponding time period.
In this embodiment, the MMSI code is an identification code of a marine mobile communication service, which is transmitted by a ship radio communication system on a radio channel thereof, and can uniquely identify a column of nine-digit digital codes of various stations and group call stations, and a unique MMSI code is adopted for each ship, so that accurate information of the ship can be captured, and a monitoring standard with a high frequency is set, so that a monitoring effect can be improved.
Example 3
As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the photoelectric turntable acquires an image of a sea surface object by using an image recognition algorithm through rotary scanning of more than two photoelectric turntables, calculates the coordinate of the sea surface object according to positioning data and holder angle data of the photoelectric turntables, compares the coordinate with AIS data to find ships or other moving objects without AIS, marks the ship or other moving objects on a chart for tracking and monitoring, realizes fog penetration observation and night far-infrared thermal imaging observation through double spectrums of the photoelectric turntables, automatically and manually tracks the offshore moving objects through system control and set rules, observes and identifies the ship name and the ship number in detail for scheduling by adopting a maritime radio station, shoots and obtains evidence for dangerous behaviors through automatic or manual video recording, carries an ultra-homogenized near-infrared laser as an illumination source on the photoelectric turntables, and is matched with a high-definition low-illumination camera to observe the details of a target found by thermal imaging at night, the photoelectric turntable can be selectively provided with sensor accessories such as laser ranging, Beidou/GPS, electronic compass and the like, and can acquire accurate positioning information of a remote target and a scene, thereby forming multifunctional situation-aware remote monitoring equipment.
In this embodiment, detect through the offshore object of photoelectricity revolving stage degree, as shown in fig. 4 to utilize location data and cloud platform angle data on the photoelectricity revolving stage to fix a position the concrete position of offshore object, through system control and the rule of setting for, carry out automatic and manual pursuit to marine activity object, carry out detailed observation and discernment ship name and number, in order to supply to adopt the maritime affairs radio station to schedule, through automatic or manual video recording, shoot the evidence of collecting to dangerous action.
The invention visually displays sea surface traffic condition and the influence situation on the wind power facility by marking the offshore wind farm facility and the passing ship on the chart, acquires and displays the facility and ship information by clicking and other operations, sets and manages the electronic fence, strengthens the measures for avoiding collision among ships by using AIS, can strengthen the functions of ARPA radar, ship traffic management system and ship report, can display the visual course, name and other information of all ships on the electronic chart, achieves the functions of improving maritime affair communication and the method for providing the ships to carry out voice and text communication, enhances the global consciousness of the ships, obtains the image of the sea surface object by utilizing the rotation scanning of the photoelectric turntable and the recognition algorithm of the image, and calculates the coordinate of the sea surface object according to the data of the photoelectric turntable and the angle of the tripod head, compare with AIS data, discover not have AIS's boats and ships or other movable object, mark in order to trail the control on the chart, can track and control boats and ships from beginning to end, improved the holistic security of marine wind field, be convenient for manage and dispatch marine boats and ships simultaneously.
The present invention has been described in general terms, but it will be apparent to those skilled in the art that modifications and improvements can be made based on the present invention. Therefore, modifications or improvements are within the scope of the invention without departing from the spirit of the inventive concept.
Claims (7)
1. A method for automatically tracking a suspicious target in an offshore wind field based on a satellite is characterized by comprising the following steps: the method for automatically tracking the offshore wind field suspicious target based on the satellite is realized based on a ship monitoring and scheduling system, wherein the ship monitoring and scheduling system comprises an automatic ship identification system AIS and a photoelectric rotary table;
the automatic ship identification system AIS comprises a satellite AIS service data module and AIS receiving equipment, wherein the satellite AIS service data module is used for covering a sea area with a wind power plant as a core in a large range, acquiring passing ship data for monitoring and providing basic chart service;
the AIS receiving equipment is deployed in the offshore booster station and used for acquiring activity data of ships in a field range at a high frequency and supplementing the activity data to the display of a chart so as to improve the real-time performance of the data.
2. The method for automatic tracking of suspected targets in a satellite-based offshore wind farm according to claim 1, wherein: the automatic identification system AIS ship data of the ship contains the types of the ships, the names of the ships, the numbers of the ships, the estimated arrival time of the ships, the ship starting time, the ship docking information, the positions (longitude and latitude), the maximum draft of the ships, the ship navigation speed, the passing area and other information, the comprehensive functions of the data are to identify and track the ships, and the AIS has the main functions of identifying the ships, assisting in tracking targets and simplifying information exchange.
3. The method for automatic tracking of suspected targets in a satellite-based offshore wind farm according to claim 1, wherein: the AIS adopts a global unique code system of ships, namely MMSI codes, as an identification means, each ship is disassembled from the beginning to the use of the ship, a global unique MMSI code is given, and the ASI technical standard specifies that: each time period is divided into 2250 time periods, each time period can release information which is not longer than 256 bits, the information which is longer than 256 bits needs to be added with the time period, and each ship can release the information of the ship by inquiring and selecting a time period which does not conflict with other ships and the corresponding time period.
4. The method for automatic tracking of suspected targets in a satellite-based offshore wind farm according to claim 1, wherein: the photoelectric rotary table obtains the image of the sea surface object by the rotary scanning of more than two photoelectric rotary tables and the identification algorithm of the image, calculates the coordinate of the sea surface object according to the positioning data and the angle data of the holder of the photoelectric rotary table, compares the coordinate with AIS data, finds the ship or other movable objects without AIS, and marks the ship or other movable objects on the chart to track and monitor.
5. The method for automatic tracking of suspected targets in a satellite-based offshore wind farm according to claim 4, wherein: the double spectrum of photoelectric turntable can realize fog-penetrating observation and night far-infrared thermal imaging observation, and through system control and set rules, the marine movable object is automatically and manually tracked, and the ship name and the ship number are observed and identified in detail so as to be scheduled by adopting a maritime radio station, and through automatic or manual video recording, dangerous behaviors are photographed and evidence is obtained.
6. The method for automatic tracking of suspected targets in a satellite-based offshore wind farm according to claim 4, wherein: the photoelectric turntable carries ultra-homogenized near-infrared laser as an illumination source, can perform detail observation on targets found by thermal imagery at night by matching with a high-definition low-illumination camera, forms a three-band camera for thermal imagery detection at night and visible light and near-infrared laser identification at night, and is suitable for monitoring of remote targets under all-weather conditions.
7. The method for automatic tracking of suspected targets in a satellite-based offshore wind farm according to claim 4, wherein: the photoelectric turntable can be matched with sensor accessories such as laser ranging, Beidou/GPS and electronic compass, and can acquire accurate positioning information of a remote target and a scene, so that multifunctional situation perception remote monitoring equipment is formed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210432702.1A CN115065925A (en) | 2022-04-21 | 2022-04-21 | Satellite-based method for automatically tracking suspicious target of offshore wind field |
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| CN202210432702.1A CN115065925A (en) | 2022-04-21 | 2022-04-21 | Satellite-based method for automatically tracking suspicious target of offshore wind field |
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| CN202210432702.1A Pending CN115065925A (en) | 2022-04-21 | 2022-04-21 | Satellite-based method for automatically tracking suspicious target of offshore wind field |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116913134A (en) * | 2023-09-13 | 2023-10-20 | 交通运输部水运科学研究所 | Method for monitoring distance between offshore wind farm and ship and electronic equipment |
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2022
- 2022-04-21 CN CN202210432702.1A patent/CN115065925A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116913134A (en) * | 2023-09-13 | 2023-10-20 | 交通运输部水运科学研究所 | Method for monitoring distance between offshore wind farm and ship and electronic equipment |
| CN116913134B (en) * | 2023-09-13 | 2023-11-14 | 交通运输部水运科学研究所 | Method for monitoring distance between offshore wind farm and ship and electronic equipment |
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