CN114550500A - Method and system for forecasting ship impact shore protection - Google Patents

Method and system for forecasting ship impact shore protection Download PDF

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Publication number
CN114550500A
CN114550500A CN202210137476.4A CN202210137476A CN114550500A CN 114550500 A CN114550500 A CN 114550500A CN 202210137476 A CN202210137476 A CN 202210137476A CN 114550500 A CN114550500 A CN 114550500A
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China
Prior art keywords
ship
warning
revetment
outfield
collision
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CN202210137476.4A
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Chinese (zh)
Inventor
楼启明
蒋玮
李星
王浩
张建峰
孔庄
王晓峰
秦燕丹
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Shanghai Waterway Engineering Design and Consulting Co Ltd
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Shanghai Waterway Engineering Design and Consulting Co Ltd
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Priority to CN202210137476.4A priority Critical patent/CN114550500A/en
Publication of CN114550500A publication Critical patent/CN114550500A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G3/00—Traffic control systems for marine craft
    • G08G3/02—Anti-collision systems
    • 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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • 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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G06T17/20—Finite element generation, e.g. wire-frame surface description, tesselation
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
    • G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/12—Messaging; Mailboxes; Announcements
    • H04W4/14—Short messaging services, e.g. short message services [SMS] or unstructured supplementary service data [USSD]
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways

Abstract

A method and apparatus for forecasting ship impact revetment, lay several sets of ship impact revetment outfield perception front end systems and ship impact forecasting distributed outfield alarm front end systems at intervals at the revetment front edge where ship impact is to be forecasted; setting a plurality of groups of overwater virtual warning areas along the front line of the revetment on the waterside side of the front edge of the revetment in the anti-collision early warning system; when the AIS and the image recognition track of the ship deviate from the channel and the ship invades the overwater virtual warning area, and the actual course of the ship or the predicted track in a certain time in the future intersects with the front edge line of the revetment, the rear-end anti-collision early warning system forms a collision record and synchronously sends alarm information and evacuation information of the ship colliding with the revetment. The invention realizes the identification of the type of the ship striking, the identification of the speed of the ship striking, the forecast of the collision area, the prediction of the collision strength and the early warning of the collision area, so that personnel in the ship striking area can take risk avoidance measures in advance, and the casualties and the property loss are reduced.

Description

Method and system for forecasting ship impact shore protection
Technical Field
The invention belongs to the field of accident early warning, and relates to an early warning and forecasting method and system for ship collision shore protection.
Background
The ship collision revetment accident prediction is that before a ship collides with a revetment, the collision point, time and intensity can be accurately predicted, namely three factors of collision are used, so that casualties caused by the fact that the ship collides with the revetment under an unknown condition can be avoided to a great extent. At present, the large-scale development trend of ships is obvious, the ships bump into the revetment caused by sudden change of water conditions and ship faults occur at times, the ships sail on water, the body feeling ship speed is slow, certain hysteresis exists between ship control and course change, the ship load is large, the ships are rapidly developed before bumping into the revetment, the attention of people on the shore is difficult to be attracted before bumping, meanwhile, the revetment is easy to collapse due to ship bumping, and the life and property safety of people is seriously damaged. At present, the bank protection lacks of a method and a system for actively monitoring and forecasting ship impact, and the development of the related method and system becomes an objective urgent need.
Disclosure of Invention
The invention aims to provide a method and a system suitable for forecasting ship impact shore protection aiming at the defects of the prior art, and meets the protection requirements of life and property safety of people.
In order to achieve the above purpose, the solution of the invention is:
a method for forecasting ship impact revetment is characterized in that a plurality of sets of ship impact revetment outfield sensing front-end systems and ship impact forecasting distributed outfield alarming front-end systems are arranged at intervals at the front edge of the revetment where ship impact is to be forecasted; setting a plurality of groups of overwater virtual warning areas along the front line of the revetment on the waterside side of the front edge of the revetment in the anti-collision early warning system; when the AIS and the image recognition track of the ship deviate from the channel and the ship invades the overwater virtual warning area, and the actual course of the ship or the predicted track in a certain time in the future intersects with the front edge line of the revetment, the rear-end anti-collision early warning system forms a collision record and synchronously sends alarm information and evacuation information of the ship colliding with the revetment.
Further, according to the monitoring distance requirement of the sensing equipment to the water area, an outfield sensing front end covering ship impact sensing area is arranged at intervals at the front edge of a revetment parallel to a shoreline, and an outfield sensing front end three-dimensional laser radar scanning range and a video monitoring range are arranged at intervals to cover the water area in front of the revetment; AIS signal receiving equipment, a three-dimensional laser radar, a video monitoring camera and a three-proofing case containing a front-end computer and network equipment at the front end of each set of outfield sensing are arranged on a monitoring upright rod or other suitable attachments.
Optionally, the ship collision shore protection outfield sensing front end is composed of an AIS system, a three-dimensional laser radar ranging system, a video monitoring system, a ship collision model calculation system and a network transmission system, when the AIS system detects that an AIS track of a ship invades a shore protection front edge overwater virtual warning area arranged in the anti-collision early warning system, the video monitoring system starts ship image recognition, uses a moving object detection based on a background to build a model of a ship area captured by the image, uses the model to judge the difference between the ship motion trend and the ship AIS track, synchronously starts the three-dimensional laser radar ranging system, carries out three-dimensional laser radar point cloud scanning on a target ship, compares the image model with the point cloud model, and strips to obtain a monitoring target model; and further establishing a ship topsides model, a navigation speed model, a course model, a shoreside distance model and a local coordinate model, and submitting the ship name, the ship type, the real-time speed of the ship, the real-time course of the ship, the ship topsides data and the target local coordinate to the rear end of the anti-collision early warning system in real time through a network transmission system.
Optionally, the rear end of the anti-collision early warning system comprises a geographic information system, a water virtual warning region setting system, a ship impact model real-time analysis system, an emergency information recording and issuing system and a monitoring device management system, the rear end of the system receives data of the ship impact revetment outfield sensing front end, the ship impact point, the impact strength and the impact countdown are calculated through the geographic information system and the ship impact model real-time analysis system, and signals are sent to the ship impact forecast distributed outfield warning front end according to the water virtual warning region setting system setting rules.
Optionally, the geographic information system comprises two three-dimensional electronic navigation channel map databases, a three-dimensional live-action model database, a revetment BIM model, a dynamic ship AIS track module, a dynamic ship radar module and a three-dimensional ship model library; and/or the presence of a gas in the gas,
the overwater virtual warning region setting system comprises overwater virtual warning region planning and warning content setting; and/or the presence of a gas in the gas,
the real-time analysis system for the ship impact model comprises a revetment structure grid, two three-dimensional revetment impact models and a ship impact simulation calculation historical result; and/or the presence of a gas in the gas,
the emergency information recording and publishing system comprises a voice broadcasting system, a light warning system, an electronic screen warning system, an evacuation information system, a short message notification system and other system information synchronization system, wherein the voice broadcasting system, the light warning system, the electronic screen warning system and the evacuation information system are arranged according to the requirements of the overwater virtual warning area; and/or the presence of a gas in the gas,
the monitoring equipment management system comprises equipment data acquisition, basic parameter setting of equipment and equipment running state management.
Optionally, the device data acquisition of the monitoring device management system refers to: collecting AIS data, three-dimensional point cloud distance measurement data, video monitoring data and front-end system calculation results including a ship name, a ship type, a freeboard height, a navigation speed, a course, a distance, local coordinates and time.
Optionally, the alert content includes the impacting vessel name and model, the impact point, the impact intensity, and impact countdown information.
Optionally, the collision information and evacuation information are sent out through an audible and visual alarm, a variable information electronic label and a mobile phone APP at the collision section bank protection.
Optionally, the water area in front of the revetment refers to an area ranging from 20m to 1000m from the water bank; the adjacent monitoring ranges of the outfield sensing front ends distributed at intervals are overlapped by 5-20%, the interval distance of each outfield sensing front end is 30-200 m, and the installation height of the three-dimensional laser radar and the video monitoring camera is 5-20 m away from the ground.
Optionally, according to the requirement of warning distance of the warning equipment to the bank protection, distributed outfield warning front ends are distributed on the bank protection parallel to a bank line at intervals according to the requirement of warning to cover a bank protection warning area, and the distributed outfield warning front ends are generally arranged in a bank protection personnel activity area; spaced high pitch horn sound cover 50m of distributed external field alarm front end2To 1000m2In the shore protection area within the range, the sound of the adjacent arranged tweeters is overlapped by 5-20%, and the visual coverage of the explosion flash lamp and the warning lamp strip at the front end of each set of distributed outfield alarm can be 50m2To 500m2In the shore protection area, the visual courses of the flashing lamps and the warning lamp belts which are adjacently arranged cover 5% -20% of the overlapped coverage, and each set of variable information electronic display screen is arranged at the entrance and the exit of the shore protection.
The method for forecasting ship impact shore protection comprises the following steps:
1) a plurality of sets of ship impact bank protection outfield perception front end systems are arranged at the front edge of the bank protection at intervals of 30 m-200 m;
2) distributing a ship collision forecasting distributed outfield alarm front-end system in a manned region of the revetment;
3) arranging an anti-collision early warning back-end system in a bank protection management mechanism or a working room;
4) the ship impact outfield sensing front end and the ship impact forecasting distributed outfield alarming front end are connected with an anti-collision early warning system through a network;
5) setting a virtual warning region and a warning rule on water along a waterside side within the range of 20m to 1000m before the shore protection in the anti-collision early warning system, setting the type and content of outfield warning information of onshore ship collision forecast, and setting the operation parameters of an outfield perception front end;
6) when a ship track enters a water virtual warning area, partially monitoring an outfield perception front-end system intruding by a ship and acquiring AIS (automatic identification system) information of a target ship according to a set rule of an anti-collision early warning rear-end system, monitoring and acquiring position and speed information of the ship formed by image recognition through video, and acquiring and recognizing relative coordinates, navigational speed, course and freeboard height information of the ship formed by three-dimensional laser radar and transmitting the information to the anti-collision early warning rear-end system through a network;
7) the anti-collision early warning rear-end system receives information such as ship type, ship speed and course, relative coordinates, freeboard height and the like, calculates and obtains ship collision position, time and strength through a ship collision real-time analysis system, and transmits warning information to a distributed outfield warning front-end system in a relative coordinate range through a network by combining a geographic information system and warning rules to synchronously record collision early warning information in the system;
8) after receiving the alarm information, the distributed outfield alarm front-end system of the area to be impacted performs corresponding rule early warning information and evacuation guidance issuing on the area according to different early warning rules in the modes of a high pitch loudspeaker, a flashing light, a warning lamp belt, a variable information electronic screen, a mobile phone APP, a mobile phone short message and the like;
9) and (3) sensing a front-end system of the outfield in the impact area, continuously detecting the ship navigation state, synchronously acquiring data to an anti-collision early warning rear-end system, correcting forecast information in real time, updating the warning type and content of the distributed outfield warning front-end system, ensuring that personnel in the area take risk avoidance measures in advance, and reducing casualties and property loss.
In the invention, a solar power supply system can be additionally arranged for the distribution point position which cannot be connected with electricity.
Due to the adoption of the technical scheme, the invention has the beneficial effects that: when a ship is about to impact a revetment, prediction of ship impact points, impact time and impact strength can be achieved through the forecasting method and system, danger avoiding guide information is issued through sound and light alarm, a variable information electronic screen, a mobile phone APP and short messages, personnel in the area are guaranteed to take danger avoiding measures in advance, and casualties and property loss are reduced.
Drawings
Fig. 1 is a flow diagram of a ship collision shore protection early warning method of the invention.
Fig. 2 is a schematic plan layout view of an embodiment of the ship impact shore protection outfield device of the invention.
FIG. 3 is a schematic side view layout diagram of an embodiment of the single-group ship impact shore protection outfield device of the invention.
Fig. 4 is a schematic side view layout diagram of a multi-group ship impact bank protection outfield device embodiment of the invention.
Fig. 5 is a diagram of the arrangement of the overwater virtual warning area in the anti-collision early warning back-end system according to the embodiment of the invention.
Fig. 6 is a schematic view of an embodiment of the invention when a ship enters the overwater virtual guard area and is impacted.
Detailed Description
The invention discloses a method and a system for forecasting ship impact revetment, wherein a plurality of sets of ship impact revetment outfield sensing front ends and ship impact forecasting distributed outfield alarming front ends are arranged at the front edge of the revetment for forecasting ship impact at a certain distance, a plurality of groups of overwater virtual guarding areas along the front line of the revetment are defined at the frontier side of the front edge of the revetment in an anti-collision early-warning system, when the AIS and the image recognition tracks of a ship deviate from a navigation channel and the ship invades the overwater virtual guarding areas, the actual course of the ship or the predicted course in a certain time in the future are intersected with the front edge of the revetment, a rear-end anti-collision early-warning system forms impact records and synchronously sends out ship impact revetment alarming information and evacuation information, the alarming content comprises the name and model of the impacting ship, an impact point, impact strength, impact countdown and other information, and the revetment is subjected to acousto-optic alarming and variable information electronic tags at the impact section, and the mobile phone APP and other equipment send out collision information and evacuation information.
According to the requirement of monitoring distance of sensing equipment to a water area, an outfield sensing front end covering ship impact sensing area is arranged at the front edge of a revetment parallel to a shoreline at intervals, an outfield sensing front end three-dimensional laser radar scanning range and a video monitoring range are arranged at intervals to cover the range of 20m to 1000m of the water area in front of the revetment, the monitoring range of the outfield sensing front end arranged at intervals is overlapped by 5% -20%, each set of AIS signal receiving equipment of the outfield sensing front end, the three-dimensional laser radar and the video monitoring camera are arranged on a monitoring upright rod or other suitable attachments at a certain height, the monitoring distance is 20m to 1000m, the interval distance is 30m to 200m, and the mounting height of the three-dimensional laser radar and the video monitoring camera is 5m to 20m away from the ground.
According to the ship collision forecast distributed outfield alarm front-end arrangement method, distributed outfield alarm front-ends are arranged at intervals on a revetment parallel to a shoreline according to the requirement of an alarm device on the early warning distance of the revetment to cover a revetment early warning area, and the sound of a tweeter at the distributed outfield alarm front-ends can cover 50m2To 1000m2In the shore protection area, 5-20% of sound of tweeters arranged at intervals is overlapped, and the visual coverage of a flashing light and a warning lamp strip at the front end of each set of distributed outfield alarm can be 50m2To 500m2In the bank protection area within the range, the flash lamps and the warning lamp belts are arranged at intervals and the visual courses of the warning lamp belts are overlapped by 5% -20%, and each set of variable information electronic display screen is arranged at the entrance and the exit of the bank protection.
The outfield perception front end comprises an AIS system, a three-dimensional laser radar ranging system, a video monitoring system, a ship impact model calculation system and a network transmission system, when the AIS system detects that an AIS track of a ship invades into a shore protection front edge overwater virtual warning area arranged in the anti-collision early warning system, the video monitoring system starts ship image recognition, utilizes background-based moving object detection to model a ship area captured by an image, utilizes a model to judge the difference between the ship motion trend and the AIS track of the ship, synchronously starts the three-dimensional laser radar ranging system, carries out three-dimensional laser radar point cloud scanning on a target ship, compares an image model and a point cloud model, strips and obtains a monitoring target model, further establishes a ship freeboard model, a navigation speed model, a course model, a shoreside distance model and a local coordinate model, and submits a ship name in real time through the network transmission system, the ship type, the real-time speed of the ship, the real-time course of the ship, the ship freeboard data and the target local coordinate are transmitted to the rear end of the anti-collision early warning system.
The rear end of the anti-collision early warning system is composed of a geographic information system, a water virtual warning area setting system, a ship impact model real-time analysis system, an emergency information recording and issuing system and a monitoring device management system, the rear end of the system receives data of a ship impact shore protection outfield sensing front end, ship impact points, impact strength and impact countdown are calculated through the geographic information system and the ship impact model real-time analysis system, and signals are sent to the ship impact forecast distributed outfield warning front end according to the water virtual warning area setting system setting rules.
The geographic information system comprises two three-dimensional electronic channel map databases, a three-dimensional live-action model database, a bank protection BIM model, a dynamic ship AIS track module, a dynamic ship radar module and a three-dimensional ship model library.
The system for setting the waterborne virtual warning area is characterized by comprising waterborne virtual warning area planning and warning content setting.
The ship impact model real-time analysis system comprises a revetment structure grid, two three-dimensional revetment impact models and ship impact simulation calculation historical results.
The emergency information recording and publishing system comprises voice broadcasting, light warning, electronic screen warning and evacuation information, short message notification and synchronization of other system information according to the requirement of the system set in the overwater virtual warning area.
The monitoring equipment management system comprises equipment data acquisition, basic parameter setting of equipment and equipment running state management.
The monitoring equipment management system collects AIS data, three-dimensional point cloud ranging data, video monitoring data and front-end system calculation results including names of ship striking, ship types, freeboard heights, navigational speeds, courses, distances, local coordinates and time.
Boats and ships striking forecast distributing type outfield warning front-end system, the system is by loudspeaker, explodes flashing light, warning light area, variable information electronic screen, cell-phone APP constitutes.
The invention will be further described with reference to examples of embodiments shown in the drawings.
As shown in fig. 1, the ship collision shore protection early warning method specifically comprises the following forecasting working steps: when an embedded AIS signal receiver 10 in an outfield perception front-end system 03 detects that an AIS track of a ship invades into a ship to strike a shore protection front-edge waterborne virtual warning area 13 arranged in a shore protection forecasting system 15, a video camera 09 monitoring system starts ship image recognition, a ship area captured by an image is modeled by using moving object detection based on background, the difference between the ship motion trend and the AIS track of the ship is judged by using a model, a three-dimensional laser radar 08 distance measuring system is synchronously started, three-dimensional laser radar point cloud scanning is carried out on a target ship, a track model, an image model and a point cloud model are compared, a more accurate monitoring target model is obtained by stripping, a freeboard model, a navigational speed model, a course model, a landed distance model and a local coordinate model of the invading ship are further established, and the ship name, the shore protection front-edge and the like are submitted through a network transmission device 11, Ship type, ship real-time speed, ship real-time course, ship topsides data and local coordinates of an intruding ship to a ship impact bank protection forecasting system 15. The system receives data of a ship impact revetment outfield perception front-end system 03, through a geographic information system 23 and a ship impact real-time analysis system 20, ship impact points, impact strength and impact countdown are calculated, and a signal is sent to a distributed outfield alarm front end according to the rules set by a waterborne virtual warning region setting system 19, an integrated variable information electronic screen and an embedded tweeter 05 play sound and character alarm information, the content comprises impact countdown, impact positions, impact strength and evacuation guide information, an explosion lamp 06 of revetment frontier water logging flashes synchronously, a crew is warned, a revetment exit and entrance alarm lamp strip 04 flashes synchronously, and ship impact early warning information synchronizes to a mobile phone APP and a short message simultaneously.
Example 1
In this embodiment, as shown in the plan layout diagram of fig. 2, 7 sets of outfield sensing front-end systems 03 and 7 sets of distributed outfield alarm front-end systems are arranged at intervals of 100m at the leading edge 01 of the revetment, and a ship collision revetment early warning system is arranged in a management room or a suitable place. As shown in fig. 3, the outfield sensing front-end system 03 is composed of a three-dimensional laser radar 08, 7 video surveillance cameras 09, an embedded AIS signal receiver 10, a network transmission device 11, and a front-end computer 12.
The distributed outgoing alarm front-end system is shown in fig. 3 and comprises a variable information electronic screen, an embedded tweeter 05, an alarm lamp strip 04 and a flashing light 06. Multiple sets of equipment are arranged at the front edge of the revetment in sequence according to actual needs, as shown in figure 4.
As shown in fig. 3, in order to ensure that the outfield sensing front-end system 03 can capture the impact behavior of the ship 07 with high precision, the outfield sensing equipment is arranged according to the actual need of monitoring the water area, the outfield sensing front-end 03 covering the impact prediction area of the ship 07 is arranged at the front edge 01 of the revetment parallel to the shoreline at intervals of 100m, the three-dimensional laser radar 08 scanning range of the outfield sensing front-end is arranged at intervals of 100m, the video camera 09 is arranged at the monitoring range of 20m to 1000m covering the water area in front of the revetment, the monitoring range of the outfield sensing front-end 03 arranged at intervals has overlapping coverage of 5 percent to 20 percent, each set of the embedded AIS signal receiving equipment 10, the three-dimensional laser radar 08 and the video monitoring camera 09 at the outfield sensing front-end, the three-proof case containing the front-end computer 12 and the network equipment 11 is arranged on the monitoring upright pole or other suitable attachments at a certain height, the monitoring distance is arranged at 20m to 1000m, the spacing distance is 30m to 200m, and the installation height of the three-dimensional laser radar 08 and the video monitoring camera 09 is 5m to 20m from the ground.
As shown in fig. 4, in order to ensure that a distributed outfield alarm front-end system can accurately transmit a ship collision early warning signal, a flashing light 06 is arranged on the near water surface at the front edge of a revetment to warn the collision position of a ship driver, an integrated variable information electronic screen and an embedded tweeter 05 are arranged at an exit channel at the front edge of a wharf for issuing collision early warning information, evacuation guide characters and voice information, and a warning light strip is arranged at the exit channel at the front edge of the revetment to guide people to evacuate.
As shown in fig. 5, in order to ensure that a plurality of outfield sensing front-end systems 03 and distributed outfield alarm front-end systems can work normally, the ship collision shore protection forecasting system 15 is required to be matched for unified management and maintenance, and mainly comprises a geographic information system 23, an overwater virtual warning area setting system 19, a ship collision real-time analysis system 20, an emergency information recording and issuing system 16 and a monitoring device management system 17.
As shown in fig. 5, in the water virtual warning area setting system 19 in the ship collision shore protection forecasting system 15, a plurality of water virtual warning areas 13 as shown in fig. 6 are provided, and when a ship enters the area, the ship collision shore protection forecasting system can forecast the track and collision of a invading ship 07.
The foregoing description and description of the embodiments are provided to facilitate understanding and application of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications can be made to the disclosure and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above description and the description of the embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.

Claims (12)

1. A method of forecasting a vessel strike against a revetment, comprising: a plurality of sets of ship impact shore protection outfield sensing front end systems and ship impact forecasting distributed outfield alarming front end systems are arranged at intervals at the front edge of a shore protection where ship impact needs to be forecasted; setting a plurality of groups of overwater virtual warning areas along the front line of the revetment on the waterside side of the front edge of the revetment in the anti-collision early warning system; when the AIS and the image recognition track of the ship deviate from the channel and the ship invades the overwater virtual warning area, and the actual course of the ship or the predicted track in a certain time in the future intersects with the front edge line of the revetment, the rear-end anti-collision early warning system forms a collision record and synchronously sends alarm information and evacuation information of the ship colliding with the revetment.
2. A method of forecasting vessel strike revetment according to claim 1, wherein: according to the requirement of monitoring distance of a sensing device to a water area, an outfield sensing front end covering ship impact sensing area is arranged at intervals on the front edge of a revetment parallel to a shoreline, and an outfield sensing front end three-dimensional laser radar scanning range and a video monitoring range are arranged at intervals to cover the water area in front of the revetment; AIS signal receiving equipment, a three-dimensional laser radar, a video monitoring camera and a three-proofing case containing a front-end computer and network equipment at the front end of each set of outfield sensing are arranged on a monitoring upright rod or other suitable attachments.
3. The method for forecasting ship strike revetment according to claim 1, wherein: the ship impact shore protection outfield perception front end comprises an AIS system, a three-dimensional laser radar ranging system, a video monitoring system, a ship impact model calculation system and a network transmission system, when the AIS system detects that an AIS track of a ship invades a shore protection front edge overwater virtual warning area arranged in an anti-collision early warning system, the video monitoring system starts ship image recognition, uses a moving object detection based on a background to model a ship area captured by an image, uses a model to judge the difference between the ship motion trend and the ship AIS track, synchronously starts the three-dimensional laser radar ranging system, carries out three-dimensional laser radar point cloud scanning on a target ship, compares the image model with a point cloud model, and strips to obtain a monitoring target model; and further establishing a ship freeboard model, a navigation speed model, a course model, a landed distance model and a local coordinate model, and submitting the ship name, the ship type, the real-time speed of the ship, the real-time course of the ship, ship freeboard data and target local coordinates to the rear end of the anti-collision early warning system in real time through a network transmission system.
4. A method of forecasting vessel strike revetment according to claim 1, wherein: the anti-collision early warning system comprises a rear end of the anti-collision early warning system, a water virtual warning region setting system, a ship collision model real-time analysis system, an emergency information recording and issuing system and a monitoring device management system, wherein the rear end of the system receives data of a ship collision shore protection outfield sensing front end, calculates ship collision points, collision strength and collision countdown through the geographic information system and the ship collision model real-time analysis system, and sends signals to a ship collision forecast distributed outfield warning front end according to water virtual warning region setting rules.
5. The method of forecasting vessel strike revetment according to claim 4, wherein: the geographic information system comprises two three-dimensional electronic channel map databases, a three-dimensional live-action model database, a bank protection BIM model, a dynamic ship AIS track module, a dynamic ship radar module and a three-dimensional ship model library; and/or the presence of a gas in the gas,
the system for setting the waterborne virtual warning area comprises waterborne virtual warning area planning and warning content setting; and/or the presence of a gas in the gas,
the real-time analysis system for the ship impact model comprises a revetment structure grid, two three-dimensional revetment impact models and a ship impact simulation calculation historical result; and/or the presence of a gas in the gas,
the emergency information recording and publishing system is used for carrying out voice broadcasting, light warning, electronic screen warning and evacuation information, short message notification and other system information synchronization according to the requirements of the overwater virtual warning area setting system; and/or the presence of a gas in the gas,
the monitoring equipment management system comprises equipment data acquisition, basic parameter setting of equipment and equipment running state management.
6. A method of forecasting vessel strike revetment according to claim 5, wherein: the equipment data acquisition of the monitoring equipment management system refers to the following steps: collecting AIS data, three-dimensional point cloud ranging data, video monitoring data and front-end system calculation results including a ship name, a ship type, a freeboard height, a navigation speed, a course, a distance, local coordinates and time.
7. A method of forecasting vessel strike revetment according to claim 1, wherein: the alarm content comprises the name and model of the impacting ship, the impacting point, the impacting strength and the impacting countdown information.
8. A method of forecasting vessel strike revetment according to claim 1, wherein: and the impact information and evacuation information are sent out by the impact section bank protection through sound-light alarm, a variable information electronic label and a mobile phone APP.
9. A method of forecasting vessel strike revetment according to claim 2, wherein: the water area in front of the revetment is an area which is 20m to 1000m away from the water bank; the monitoring range of the external field perception front ends which are adjacently arranged is overlapped by 5% -20%, the interval distance of each set of external field perception front ends is 30 m-200 m, and the installation height of the three-dimensional laser radar and the video monitoring camera is 5 m-20 m away from the ground.
10. A method of forecasting vessel strike revetment according to claim 1, wherein: according to the requirement of warning distance of the warning equipment to the bank protection, distributed outfield warning front ends are distributed on the bank protection parallel to a bank line at intervals according to the requirement of warning to cover a bank protection warning area; spaced high pitch horn sound cover 50m of distributed external field alarm front end2To 1000m2In the shore protection area within the range, the sound of the adjacent arranged tweeters is overlapped by 5-20%, and the visual coverage of the explosion flash lamp and the warning lamp strip at the front end of each set of distributed outfield alarm can be 50m2To 500m2In the shore protection area, the visual courses of the flashing lamps and the warning lamp belts which are adjacently arranged cover 5% -20% of the overlapped coverage, and each set of variable information electronic display screen is arranged at the entrance and the exit of the shore protection.
11. A method of forecasting vessel strike revetment according to claim 1, comprising the steps of:
1) a plurality of sets of ship impact bank protection outfield perception front end systems are arranged at the front edge of the bank protection at intervals of 30 m-200 m;
2) distributing a ship collision forecasting distributed outfield alarm front-end system in a manned region of the revetment;
3) arranging an anti-collision early warning back-end system in a bank protection management mechanism or a working room;
4) the ship impact outfield sensing front end and the ship impact forecasting distributed outfield alarming front end are connected with an anti-collision early warning system through a network;
5) setting a virtual warning region and a warning rule on water along a waterside side within the range of 20m to 1000m before the shore protection in the anti-collision early warning system, setting the type and content of outfield warning information of onshore ship collision forecast, and setting the operation parameters of an outfield perception front end;
6) when a ship track enters a water virtual warning area, partially monitoring an outfield perception front-end system intruding by a ship and acquiring AIS (automatic identification system) information of a target ship according to a set rule of an anti-collision early warning rear-end system, monitoring and acquiring position and speed information of the ship formed by image recognition through video, and acquiring and recognizing relative coordinates, navigational speed, course and freeboard height information of the ship formed by three-dimensional laser radar and transmitting the information to the anti-collision early warning rear-end system through a network;
7) the anti-collision early warning rear-end system receives information such as ship type, ship speed and course, relative coordinates, freeboard height and the like, calculates and obtains ship collision position, time and strength through a ship collision real-time analysis system, and transmits warning information to a distributed outfield warning front-end system in a relative coordinate range through a network by combining a geographic information system and warning rules to synchronously record collision early warning information in the system;
8) after receiving the alarm information, the distributed outfield alarm front-end system of the area to be impacted performs corresponding rule early warning information and evacuation guidance issuing on the area according to different early warning rules in the modes of a high pitch loudspeaker, a flashing light, a warning lamp belt, a variable information electronic screen, a mobile phone APP, a mobile phone short message and the like;
9) and (3) sensing a front-end system of the outfield in the impact area, continuously detecting the ship navigation state, synchronously acquiring data to an anti-collision early warning rear-end system, correcting forecast information in real time, updating the warning type and content of the distributed outfield warning front-end system, ensuring that personnel in the area take risk avoidance measures in advance, and reducing casualties and property loss.
12. A method of forecasting vessel strike revetment according to any of claims 1 to 11, wherein: and for the distribution point position which cannot be connected with electricity, a solar power supply system can be additionally arranged.
CN202210137476.4A 2022-02-15 2022-02-15 Method and system for forecasting ship impact shore protection Pending CN114550500A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115497339A (en) * 2022-07-22 2022-12-20 华设设计集团股份有限公司 Ship-shore cooperative ship safety management system and method
CN115731637A (en) * 2022-12-08 2023-03-03 天津天元海科技开发有限公司 Navigation mark data acquisition method based on multi-dimensional perception

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115497339A (en) * 2022-07-22 2022-12-20 华设设计集团股份有限公司 Ship-shore cooperative ship safety management system and method
CN115731637A (en) * 2022-12-08 2023-03-03 天津天元海科技开发有限公司 Navigation mark data acquisition method based on multi-dimensional perception
CN115731637B (en) * 2022-12-08 2023-11-14 天津天元海科技开发有限公司 Navigation mark data acquisition method based on multidimensional sensing

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