CN111141291A - Marine weather early warning navigation system and method based on electronic chart - Google Patents
Marine weather early warning navigation system and method based on electronic chart Download PDFInfo
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- CN111141291A CN111141291A CN202010043566.8A CN202010043566A CN111141291A CN 111141291 A CN111141291 A CN 111141291A CN 202010043566 A CN202010043566 A CN 202010043566A CN 111141291 A CN111141291 A CN 111141291A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/20—Instruments for performing navigational calculations
- G01C21/203—Specially adapted for sailing ships
Abstract
The invention belongs to the technical field of marine navigation, and particularly relates to a marine weather early warning navigation system and method based on an electronic chart. The method comprises the following steps: acquiring electronic chart information; receiving meteorological information; superposing the electronic chart information and the meteorological information to obtain initial navigation environment information, and obtaining a first planned route according to the initial navigation environment information, preset target port position information and current ship state parameters; receiving severe weather alarm information sent by a shore-based data center, and performing risk assessment on a first planned route currently executed by a ship; if the risk evaluation result is a high risk level, obtaining a local avoidance scheme according to the severe weather alarm information and the current ship state parameters, and re-planning to obtain a second planned route by combining the local avoidance scheme and the first planned route; otherwise, the ship navigates according to the first planned route. The method reduces manual operation, improves decision-making efficiency, provides a safe navigation route and ensures safe navigation of the ship.
Description
Technical Field
The invention belongs to the technical field of marine navigation, and particularly relates to a marine weather early warning navigation system and method based on an electronic chart.
Background
The shipping industry has now taken a paramount role in the world transportation field. The method aims to guarantee the safety of ship navigation, improve the economic benefit of shipping, simultaneously rationalize marine transportation and bring forward meteorological navigation.
In recent years, with the increasing number of marine transport ships, dense and complex traffic situations are formed, and with the development of logistics supply chains, higher requirements on the cost and efficiency of marine transportation are provided, and with the addition of complex and changeable meteorological conditions, the marine transportation is contradicted with each other in terms of safety, efficiency and energy conservation, so that marine traffic accidents are still caused.
The meteorological navigation is carried out according to the problems. However, the existing meteorological navigation is too dependent on manual work, the ships cannot utilize meteorological information to carry out intelligent meteorological control, and the problems of depth, breadth and the like of the meteorological information applied in the marine practical activities are severely restricted.
Disclosure of Invention
Technical problem to be solved
Aiming at the technical problems in the prior art, the invention provides a quick, intelligent and visual marine weather early warning navigation method based on an electronic chart, so that manual operation is reduced, decision-making efficiency is improved, a safe navigation route is provided, and the safe navigation of a ship is ensured.
(II) technical scheme
The invention provides a marine weather early warning navigation method based on an electronic chart, which comprises the following steps:
a1, acquiring electronic chart information from the current position of the ship to a preset target port sea area;
a2, receiving meteorological information sent by a shore-based data center;
step A3, superposing the electronic chart information and the meteorological information to obtain initial navigation environment information, obtaining a first planned route according to the initial navigation environment information, preset target port position information and current ship state parameters, and plotting the first planned route on the electronic chart;
step A4, receiving severe weather alarm information sent by a shore-based data center, and performing risk assessment on a first planned route currently executed by a ship to determine whether the ship can pass through an area in the severe weather alarm information according to the first planned route;
step A5, if the risk assessment result is a high risk level, obtaining a local avoidance scheme according to severe weather alarm information and current ship state parameters, combining the local avoidance scheme and a first planned route, re-planning to obtain a second planned route so that a ship navigates according to the re-planned second planned route, and plotting the second planned route on an electronic chart;
otherwise, the ship navigates according to the first planned route.
Further, in the step a5, if the risk assessment result is a high risk level, sending out an early warning prompt message;
the early warning prompt message comprises voice alarm message and display alarm message.
Further, the weather information in the step a2 and the severe weather warning information in the step a4 are encrypted by the shore-based data center.
Further, in the initial navigation environment information, weather information is superposed with the electronic chart information in the form of contour lines, particle animation or color mapping through a visualization technology.
Further, the weather information includes information of wind, wave, flow, air temperature, rainfall, atmospheric pressure, and ocean circulation.
Further, the severe weather warning information includes information of typhoon, freezing, heavy precipitation, and tsunami.
Further, the first planned route comprises a first planned sub-route A, a first planned sub-route B and a first planned sub-route C;
the first planning sub route A is the shortest route;
the first planning sub route B is the shortest time route;
the first planned sub-route C is the other route.
Further, the second planned route comprises a second planned sub-route A, a second planned sub-route B and a third planned sub-route C;
the second planning sub route A is the shortest route;
the second planned sub route B is the shortest time route;
and the second planning sub route C is other routes.
The invention also provides a marine weather early warning navigation system, which comprises:
the acquisition module is used for acquiring the electronic chart information from the current position of the ship to a preset target port sea area;
the first receiving module is used for receiving meteorological information sent by a shore-based data center;
the first decision-making module is used for superposing the electronic chart information and the meteorological information to obtain initial navigation environment information, obtaining a first planned route according to the initial navigation environment information, preset target port position information and current ship state parameters, and plotting the first planned route on the electronic chart;
the second receiving module is used for receiving severe weather alarm information sent by a shore-based data center and carrying out risk assessment on a first planning route currently executed by the ship so as to determine whether the ship can pass through an area in the severe weather alarm information according to the first planning route navigation;
and the second decision module is used for judging whether the risk evaluation result is a high risk grade or not, obtaining a local avoidance scheme according to severe weather alarm information and current ship state parameters, combining the local avoidance scheme and the first planned route, re-planning to obtain a second planned route so that the ship navigates according to the re-planned second planned route, and plotting the second planned route on the electronic chart.
(III) advantageous effects
(1) According to the maritime weather early warning navigation method based on the electronic chart, the electronic chart information and the weather information are combined to plan a course and are automatically plotted on the chart, so that manual participation is reduced, and the working difficulty of navigation personnel is reduced. Meanwhile, the weather information is utilized to preliminarily plan the route, the relation between the chart information and the weather information is enhanced, the possibility of entering into a severe weather influence area is reduced in advance, and the weather information can be visually and visually displayed on the electronic chart.
(2) The invention also automatically plots the severe weather influence area on the electronic chart for the re-planning of the air route based on the severe weather alarm information acquired in real time, thereby avoiding the decision-making lag phenomenon caused by mutual and non-timely interaction between equipment and improving the working efficiency and the safety of ship navigation. Meanwhile, the air route re-planning is based on the originally planned air route, combines a local avoidance scheme, only carries out avoidance planning locally, does not carry out global planning again, and prevents the air route from deviating and global planning again to cause energy consumption and resource waste.
(3) According to the invention, the shore-based data center transmits the meteorological information and the severe weather early warning information in an encrypted manner, so that the communication is prevented from being invaded, the information is tampered, and the ship end receives data wrongly to cause decision errors.
(4) The invention adopts the early warning prompt combining the voice alarm and the display alarm to draw the attention of navigation personnel and prevent the navigation personnel from busy other work and not finding out the dangerous situation in time.
(5) The invention has the alternative function of planning the air route, provides more navigation route schemes for navigation personnel on the premise of ensuring navigation, and solves the problem that the navigation personnel can not plan an effective air route for an unfamiliar sea area.
Drawings
Fig. 1 is a flowchart of a marine weather early warning navigation method based on an electronic chart according to the present invention.
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.
Example 1
The embodiment provides a maritime weather early warning navigation method based on an electronic chart, which comprises the following steps:
and A1, acquiring the electronic chart information from the current position of the ship to a preset target port sea area.
Step A2, receiving weather information which is sent by a shore-based data center and is encrypted in advance, wherein the weather information comprises weather information such as wind, waves, current, air temperature, rainfall, atmospheric pressure, oceanic circulation and the like.
And A3, overlapping the electronic chart information and the meteorological information to obtain initial navigation environment information, obtaining a first planned route according to the initial navigation environment information, preset target port position information and current ship state parameters, and plotting the first planned route on the electronic chart. The plotting operation is completely completed by the program autonomously without human intervention.
The current ship state parameters comprise ship position, ship performance, cargo carrying condition, navigation state and navigation plan.
In the initial navigation environment information, the meteorological information is superposed with the electronic chart information in a contour line, particle animation or color mapping mode through a visualization technology.
Preferably, the first planned route comprises a first planned sub-route a, a first planned sub-route B and a first planned sub-route C;
the first planning sub route A is the shortest route;
the first planning sub route B is the shortest time route;
the first planned sub-route C is the other route.
The system will default to automatically selecting the shortest distance route.
Step A4, receiving the encrypted severe weather alarm information sent by the shore-based data center in advance, and performing risk assessment on the first planning route currently executed by the ship to determine whether the ship can pass through the area in the severe weather alarm information according to the first planning route.
Wherein the severe weather warning information includes information of typhoon, freezing, heavy precipitation and tsunami.
Step A5, if the risk assessment result is a high risk level, obtaining a local avoidance scheme according to severe weather alarm information and current ship state parameters, combining the local avoidance scheme and a first planned route, re-planning to obtain a second planned route so that a ship navigates according to the re-planned second planned route, and plotting the second planned route on an electronic chart;
otherwise, the ship navigates according to the first planned route.
And further, if the risk assessment result is a high risk level, sending early warning prompt information, wherein the early warning prompt information comprises voice alarm information and display alarm information. The voice alarm information can broadcast the warning information of the accident area or the jammed airline, and the display alarm information can mark the accident area or the jammed airline red on the electronic chart and flicker continuously with the warning symbol.
Preferably, the second planned route comprises a second planned sub-route a, a second planned sub-route B and a third planned sub-route C;
the second planning sub route A is the shortest route;
the second planned sub route B is the shortest time route;
and the second planning sub route C is other routes.
The system will default to automatically selecting the shortest distance route.
Example 2
The embodiment provides a marine meteorological early warning navigation based on electron chart, includes:
the acquisition module is used for acquiring the electronic chart information from the current position of the ship to a preset target port sea area;
the first receiving module is used for receiving meteorological information sent by a shore-based data center;
the first decision-making module is used for superposing the electronic chart information and the meteorological information to obtain initial navigation environment information, obtaining a first planned route according to the initial navigation environment information, preset target port position information and current ship state parameters, and plotting the first planned route on the electronic chart;
the second receiving module is used for receiving severe weather alarm information sent by a shore-based data center and carrying out risk assessment on a first planning route currently executed by the ship so as to determine whether the ship can pass through an area in the severe weather alarm information according to the first planning route navigation;
and the second decision module is used for judging whether the risk evaluation result is a high risk grade or not, obtaining a local avoidance scheme according to severe weather alarm information and current ship state parameters, combining the local avoidance scheme and the first planned route, re-planning to obtain a second planned route so that the ship navigates according to the re-planned second planned route, and plotting the second planned route on the first electronic chart.
The technical principles of the present invention have been described above in connection with specific embodiments, which are intended to explain the principles of the present invention and should not be construed as limiting the scope of the present invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive efforts, which shall fall within the scope of the present invention.
Claims (9)
1. A marine weather early warning navigation method based on an electronic chart is characterized by comprising the following steps:
a1, acquiring electronic chart information from the current position of the ship to a preset target port sea area;
a2, receiving meteorological information sent by a shore-based data center;
step A3, superposing the electronic chart information and the meteorological information to obtain initial navigation environment information, obtaining a first planned route according to the initial navigation environment information, preset target port position information and current ship state parameters, and plotting the first planned route on the electronic chart;
step A4, receiving severe weather alarm information sent by a shore-based data center, and performing risk assessment on a first planned route currently executed by a ship to determine whether the ship can pass through an area in the severe weather alarm information according to the first planned route;
step A5, if the risk assessment result is a high risk level, obtaining a local avoidance scheme according to severe weather alarm information and current ship state parameters, combining the local avoidance scheme and a first planned route, re-planning to obtain a second planned route so that a ship navigates according to the re-planned second planned route, and plotting the second planned route on an electronic chart;
otherwise, the ship navigates according to the first planned route.
2. The marine weather-early warning navigation method according to claim 1, wherein in the step a5, if the risk assessment result is a high risk level, an early warning prompt message is sent;
the early warning prompt message comprises voice alarm message and display alarm message.
3. The marine weather warning navigation method of claim 1, wherein the weather information of step A2 and the severe weather warning information of step A4 are encrypted by a shore-based data center.
4. The marine weather early warning navigation method of claim 1, wherein in the initial navigation environment information, weather information is superimposed with electronic chart information in a form of contour lines, particle animation or color mapping through a visualization technology.
5. The marine weather early warning navigation method of claim 1, wherein the weather information includes information of wind, wave, flow, air temperature, rainfall, atmospheric pressure, and oceanic circulation.
6. The marine weather early warning navigation method of claim 1, wherein the severe weather alert information includes typhoon, ice, heavy precipitation and tsunami information.
7. The marine weather early warning navigation method of claim 1, wherein the first planned route includes a first planned sub-route A, a first planned sub-route B, and a first planned sub-route C;
the first planning sub route A is the shortest route;
the first planning sub route B is the shortest time route;
the first planned sub-route C is the other route.
8. The marine weather early warning navigation method of claim 1, wherein the second planned route includes a second planned sub-route A, a second planned sub-route B, and a third planned sub-route C;
the second planning sub route A is the shortest route;
the second planned sub route B is the shortest time route;
and the second planning sub route C is other routes.
9. The utility model provides a marine meteorological early warning navigation based on electron chart which characterized in that includes:
the acquisition module is used for acquiring the electronic chart information from the current position of the ship to a preset target port sea area;
the first receiving module is used for receiving meteorological information sent by a shore-based data center;
the first decision-making module is used for superposing the electronic chart information and the meteorological information to obtain initial navigation environment information, obtaining a first planned route according to the initial navigation environment information, preset target port position information and current ship state parameters, and plotting the first planned route on the electronic chart;
the second receiving module is used for receiving severe weather alarm information sent by a shore-based data center and carrying out risk assessment on a first planning route currently executed by the ship so as to determine whether the ship can pass through an area in the severe weather alarm information according to the first planning route navigation;
and the second decision module is used for judging whether the risk evaluation result is a high risk grade or not, obtaining a local avoidance scheme according to severe weather alarm information and current ship state parameters, combining the local avoidance scheme and the first planned route, re-planning to obtain a second planned route so that the ship navigates according to the re-planned second planned route, and plotting the second planned route on the electronic chart.
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536962A (en) * | 2020-05-19 | 2020-08-14 | 智慧航海（青岛）科技有限公司 | Intelligent ship route planning method and device, storage medium and computer equipment |
| CN111780760A (en) * | 2020-06-10 | 2020-10-16 | 智慧航海（青岛）科技有限公司 | Ship route simulation test method based on ocean voyage meteorological timeliness |
| CN111830548A (en) * | 2020-07-21 | 2020-10-27 | 范文峰 | Water navigation management planning method, system, computer equipment and storage medium |
| CN112071123A (en) * | 2020-07-29 | 2020-12-11 | 南京航空航天大学 | Method for calculating navigation road blockage degree |
| CN112272358A (en) * | 2020-10-20 | 2021-01-26 | 北京三一智造科技有限公司 | Weather early warning method and device and electronic equipment |
| CN112558626A (en) * | 2020-11-11 | 2021-03-26 | 安徽翼讯飞行安全技术有限公司 | Air control system for small civil unmanned aerial vehicle |
| CN113110474A (en) * | 2021-04-26 | 2021-07-13 | 广东海洋大学 | Offshore sea area small ship behavior decision method |
| CN113673776A (en) * | 2021-08-26 | 2021-11-19 | 黑龙江万佳诚科技有限公司 | Planning management method for ship route |
| CN113739807A (en) * | 2021-11-08 | 2021-12-03 | 聊城中翔泰电子科技有限公司 | Navigation route navigation method and system for ship |
| CN113870619A (en) * | 2021-10-13 | 2021-12-31 | 中远海运科技股份有限公司 | Ship navigation risk identification and early warning method and system |
| CN114235050A (en) * | 2021-12-17 | 2022-03-25 | 北京比福特科技发展有限公司 | Marine environment monitoring and early warning method, device and system |
| CN115547112A (en) * | 2022-10-13 | 2022-12-30 | 大连海事大学 | Intelligent voice plotting and warning playing system for intelligent sailing of offshore ship |
| CN115615435A (en) * | 2022-09-15 | 2023-01-17 | 华风气象传媒集团有限责任公司 | Shipping safety navigation method applied to professional weather service |
| CN117388952A (en) * | 2023-09-20 | 2024-01-12 | 珠海市公共气象服务中心(珠海市防雷所)(珠海市突发事件预警信息发布中心) | Method and device for warning of navigation line weather, electronic equipment and storage medium |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536962A (en) * | 2020-05-19 | 2020-08-14 | 智慧航海（青岛）科技有限公司 | Intelligent ship route planning method and device, storage medium and computer equipment |
| CN111536962B (en) * | 2020-05-19 | 2023-06-30 | 智慧航海（青岛）科技有限公司 | Route planning method and device for intelligent ship, storage medium and computer equipment |
| CN111780760A (en) * | 2020-06-10 | 2020-10-16 | 智慧航海（青岛）科技有限公司 | Ship route simulation test method based on ocean voyage meteorological timeliness |
| CN111830548A (en) * | 2020-07-21 | 2020-10-27 | 范文峰 | Water navigation management planning method, system, computer equipment and storage medium |
| CN112071123A (en) * | 2020-07-29 | 2020-12-11 | 南京航空航天大学 | Method for calculating navigation road blockage degree |
| CN112272358B (en) * | 2020-10-20 | 2023-04-07 | 北京三一智造科技有限公司 | Weather early warning method and device and electronic equipment |
| CN112272358A (en) * | 2020-10-20 | 2021-01-26 | 北京三一智造科技有限公司 | Weather early warning method and device and electronic equipment |
| CN112558626A (en) * | 2020-11-11 | 2021-03-26 | 安徽翼讯飞行安全技术有限公司 | Air control system for small civil unmanned aerial vehicle |
| CN113110474A (en) * | 2021-04-26 | 2021-07-13 | 广东海洋大学 | Offshore sea area small ship behavior decision method |
| CN113673776A (en) * | 2021-08-26 | 2021-11-19 | 黑龙江万佳诚科技有限公司 | Planning management method for ship route |
| CN113870619A (en) * | 2021-10-13 | 2021-12-31 | 中远海运科技股份有限公司 | Ship navigation risk identification and early warning method and system |
| CN113739807A (en) * | 2021-11-08 | 2021-12-03 | 聊城中翔泰电子科技有限公司 | Navigation route navigation method and system for ship |
| CN114235050A (en) * | 2021-12-17 | 2022-03-25 | 北京比福特科技发展有限公司 | Marine environment monitoring and early warning method, device and system |
| CN115615435A (en) * | 2022-09-15 | 2023-01-17 | 华风气象传媒集团有限责任公司 | Shipping safety navigation method applied to professional weather service |
| CN115547112A (en) * | 2022-10-13 | 2022-12-30 | 大连海事大学 | Intelligent voice plotting and warning playing system for intelligent sailing of offshore ship |
| CN115547112B (en) * | 2022-10-13 | 2023-07-14 | 大连海事大学 | Voice intelligent plotting and warning playing system for intelligent navigation of marine ship |
| CN117388952A (en) * | 2023-09-20 | 2024-01-12 | 珠海市公共气象服务中心(珠海市防雷所)(珠海市突发事件预警信息发布中心) | Method and device for warning of navigation line weather, electronic equipment and storage medium |
| CN117388952B (en) * | 2023-09-20 | 2024-05-07 | 珠海市公共气象服务中心(珠海市防雷所)(珠海市突发事件预警信息发布中心) | Method and device for warning of navigation line weather, electronic equipment and storage medium |
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