CN-116863757-B - Intelligent early warning method and device applied to ship bridge crossing

CN116863757BCN 116863757 BCN116863757 BCN 116863757BCN-116863757-B

Abstract

The invention discloses an intelligent early warning method and device applied to a ship passing bridge, wherein the method comprises the steps of obtaining altitude influence parameters of a target ship, wherein the navigation direction of the target ship faces the bridge, and the altitude influence parameters are used for representing parameters influencing the altitude of the target ship; the method comprises the steps of predicting a target altitude of a target ship when the target ship passes through a bridge according to altitude influence parameters of the target ship, judging whether the target altitude meets a predetermined ship bridge crossing condition, and if the target altitude does not meet the ship bridge crossing condition, generating a ship early warning prompt corresponding to the target ship, wherein the ship early warning prompt is used for prompting that the target ship has a risk of colliding with the bridge. Therefore, the method and the device can accurately early warn the ship when judging that the ship to be crossed collides with the bridge, thereby being beneficial to reducing the accident occurrence of the ship collision, further being beneficial to guaranteeing the personal safety of related personnel and reducing property loss.

Inventors

DENG JIANSHUANG
LI JUNLI
QIN JIANGWEI

Assignees

广州市勤思网络科技有限公司

Dates

Publication Date: 20260505
Application Date: 20230602

Claims (8)

1. An intelligent early warning method applied to a ship passing by a bridge is characterized by comprising the following steps: Acquiring an altitude influence parameter of a target ship, wherein the navigation direction of the target ship faces a bridge, and the altitude influence parameter is used for representing a parameter influencing the altitude of the target ship; Predicting a target altitude of the target ship when the target ship passes through the bridge according to the altitude influence parameter of the target ship; judging whether the target altitude meets a predetermined ship bridge crossing condition or not; if the target altitude does not meet the ship bridge crossing condition, generating a ship early warning prompt corresponding to the target ship, wherein the ship early warning prompt is used for prompting that the target ship is at risk of collision with the bridge; Wherein predicting the target altitude of the target vessel when the target vessel passes the bridge according to the altitude affecting parameter of the target vessel comprises: Acquiring water area parameters of each of a plurality of sub-water areas of the target ship in a target water area, wherein the target water area is a water area between the current position of the target ship in the current navigation direction and the position of the bridge; For each sub-water area, determining the initial altitude of the target ship in the sub-water area, and obtaining the initial altitude corresponding to the sub-water area; predicting a target altitude when the target ship passes through the bridge according to the initial altitude corresponding to all the sub-waters, all the water area parameters of the sub-waters and the altitude influence parameters of the target ship, wherein the altitude influence parameters of the target ship comprise the bridge water area parameters of the bridge and the ship parameters of the target ship; and predicting a target altitude of the target ship when passing through the bridge according to the initial altitude corresponding to all the sub-waters, the water parameters of all the sub-waters and the altitude influencing parameters of the target ship, wherein the method comprises the following steps: determining a relation coefficient of the altitude and the water area parameter according to the initial altitude corresponding to all the sub water areas and the water area parameter of all the sub water areas; Predicting a first altitude of the target ship when the target ship passes through the bridge according to the relation coefficient of the altitude and the water area parameter and the bridge water area parameter of the bridge; predicting a target draft of the target ship when passing through the bridge according to the bridge water area parameter and the ship parameter of the target ship; calculating the obtained difference between the hull height of the target ship and the target draft to obtain a second altitude; and carrying out fusion treatment on the first altitude and the second altitude to obtain the target altitude when the target ship passes through the bridge.
2. The intelligent pre-warning method for a ship passing through a bridge according to claim 1, wherein for each sub-water area, determining an initial altitude of the target ship in the sub-water area to obtain an initial altitude corresponding to the sub-water area comprises: For each sub-water area, when the situation that the target ship does not reach the position of the sub-water area and the distance between the current position of the target ship and the position closest to the current position of the target ship in the sub-water area is smaller than or equal to a preset distance is monitored, positioning the current position parameter of the height measurement equipment and acquiring the flight environment parameter above the sub-water area; generating an equipment working route and at least one mapping point corresponding to each sub-water area when the target ship reaches the sub-water area and the height measuring equipment works above the sub-water area according to the ship parameters of the target ship, the current position parameters of the height measuring equipment and the flight environment parameters of each sub-water area; generating flight control parameters corresponding to the sub-water area according to mapping points corresponding to the sub-water area and equipment working routes corresponding to the sub-water area; The method comprises the steps of generating a height measurement task corresponding to a sub water area according to flight control parameters corresponding to the sub water area, and issuing a height measurement task corresponding to the sub water area to the height measurement equipment, wherein the height measurement task is used for triggering the height measurement equipment to measure the standby altitude of the target ship at each mapping point corresponding to the sub water area according to the flight control parameters contained in the height measurement task after receiving the height measurement task; And receiving all the standby altitude of the target ship in the sub water area, which is sent by the height measuring equipment, and calculating the initial altitude corresponding to the sub water area according to all the standby altitude corresponding to the sub water area.
3. The intelligent early warning method for a ship passing bridge according to claim 2, wherein the generating the equipment working route corresponding to the height measuring equipment working above the sub-water area when the target ship arrives at the sub-water area according to the ship parameter of the target ship, the current position parameter of the height measuring equipment and the flight environment parameter of each sub-water area comprises: for each sub-water area, generating an initial working route corresponding to the height measuring equipment when the target ship arrives at the sub-water area and works above the sub-water area according to the ship parameters of the target ship, the current position parameters of the height measuring equipment and the flight environment parameters of the sub-water area, and obtaining the initial working route corresponding to the sub-water area; Obtaining route parameters of an initial working route corresponding to the sub-water area, wherein the route parameters of the initial working route comprise one or more of obstacle parameters of the initial working route, air flow rate of the initial working route and communication quality conditions of the initial working route; And adjusting the initial working route corresponding to the sub-water area according to the route parameters of the initial working route corresponding to the sub-water area, so as to obtain the equipment working route corresponding to the height measuring equipment working above the sub-water area when the target ship arrives at the sub-water area.
4. An intelligent pre-warning method according to any one of claims 1-3, wherein said determining whether said target altitude meets a predetermined bridge crossing condition comprises: acquiring the bridge clearance height of the bridge; calculating the difference between the bridge clearance height and the target altitude to obtain a corresponding height difference; judging whether the corresponding height difference is in a preset height difference interval or not, wherein any value between an interval minimum value and an interval maximum value of the preset height difference interval is used for indicating that the target ship does not have the risk of collision with the bridge; If the corresponding height difference is judged to be in the preset height difference interval, determining that the target altitude meets a predetermined ship bridge crossing condition; And if the corresponding altitude difference is judged not to be in the preset altitude difference section, determining that the target altitude does not meet the ship bridge crossing condition.
5. An intelligent pre-warning method applied to a ship passing bridge according to any one of claims 1 to 3, wherein the ship pre-warning prompt is further used for prompting the target ship to adjust the sailing route of the target ship and/or prompting the target ship to adjust the draft of the target ship, wherein the draft of the target ship is inversely related to the altitude of the target ship; The bridge water area parameters of the bridge comprise one or a combination of a plurality of bridge water area buoyancy, bridge water area density and bridge water area navigation conditions; The vessel parameters of the target vessel include a combination of one or more of a voyage speed of the target vessel, a shape of the target vessel, a volume of the target vessel, a contact area between a bottom of the target vessel and water, a load of the target vessel, and a vessel position of the target vessel; The water area parameter of each sub water area comprises one or a combination of a plurality of water area density of each sub water area, water area of each sub water area and barrier parameter of each sub water area; The flight environment parameters of each of the sub-waters include a combination of one or more of an air temperature of each of the sub-waters, an air humidity of each of the sub-waters, an air flow rate of each of the sub-waters, and a particulate matter density of each of the sub-waters.
6. An intelligent early warning apparatus for use in a ship crossing, the apparatus for performing the intelligent early warning method for use in a ship crossing as claimed in any one of claims 1 to 5, and the apparatus comprising: the system comprises an acquisition module, a control module and a control module, wherein the acquisition module is used for acquiring altitude influence parameters of a target ship, the navigation direction of the target ship faces a bridge, and the altitude influence parameters are used for representing parameters influencing the altitude of the target ship; The prediction module is used for predicting the target altitude of the target ship when the target ship passes through the bridge according to the altitude influence parameter of the target ship; The judging module is used for judging whether the target altitude meets a predetermined ship bridge crossing condition or not; The generation module is used for generating a ship early warning prompt corresponding to the target ship if the judgment module judges that the target altitude does not meet the ship bridge crossing condition, wherein the ship early warning prompt is used for prompting that the target ship is at risk of collision with the bridge.
7. An intelligent early warning device applied to a ship passing a bridge, which is characterized by comprising: A memory storing executable program code; A processor coupled to the memory; the processor invokes the executable program code stored in the memory to perform the intelligent pre-warning method as claimed in any one of claims 1-5 when applied to a ship bridge.
8. A computer storage medium storing computer instructions which, when invoked, are adapted to perform the intelligent pre-warning method of any one of claims 1-5 when applied to a ship passing a bridge.

Description

Intelligent early warning method and device applied to ship bridge crossing Technical Field The invention relates to the technical field of ships, in particular to an intelligent early warning method and device applied to ship bridge crossing. Background In recent years, due to the influence of various factors such as tidal level, ship cargo conditions and the like, the clearance height of the bridge passing can be changed, so that a ship driver cannot accurately judge the traffic condition of the ship, and the bridge collision accident occurs, so that personal safety is easily critical, and serious property loss is caused. Therefore, the technical scheme for carrying out intelligent early warning on the ship when the ship is about to pass the bridge is provided, so that the occurrence of the bridge collision accident of the ship is reduced. Disclosure of Invention The invention provides an intelligent early warning method and device applied to bridge crossing of a ship, which can accurately early warn the ship when judging that the ship to be crossed has the risk of collision with the bridge, thereby being beneficial to reducing the occurrence of accidents of collision of the ship with the bridge. In order to solve the technical problems, the first aspect of the invention discloses an intelligent early warning method applied to a ship passing by a bridge, which comprises the following steps: Acquiring an altitude influence parameter of a target ship, wherein the navigation direction of the target ship faces a bridge, and the altitude influence parameter is used for representing a parameter influencing the altitude of the target ship; Predicting a target altitude of the target ship when the target ship passes through the bridge according to the altitude influence parameter of the target ship; judging whether the target altitude meets a predetermined ship bridge crossing condition or not; if the target altitude does not meet the ship bridge crossing condition, generating a ship early warning prompt corresponding to the target ship, wherein the ship early warning prompt is used for prompting that the target ship is at risk of collision with the bridge. As an optional implementation manner, in a first aspect of the present invention, the predicting the target altitude of the target ship when passing the bridge according to the altitude-affecting parameter of the target ship includes: Acquiring water area parameters of each of a plurality of sub-water areas of the target ship in a target water area, wherein the target water area is a water area between the current position of the target ship in the current navigation direction and the position of the bridge; For each sub-water area, determining the initial altitude of the target ship in the sub-water area, and obtaining the initial altitude corresponding to the sub-water area; And predicting the target altitude of the target ship when the target ship passes through the bridge according to the initial altitude corresponding to all the sub-waters, the water area parameters of all the sub-waters and the altitude influence parameters of the target ship. As an optional implementation manner, in the first aspect of the present invention, the altitude-influencing parameter of the target ship includes a bridge water area parameter of the bridge and a ship parameter of the target ship; and predicting a target altitude of the target ship when passing through the bridge according to the initial altitude corresponding to all the sub-waters, the water parameters of all the sub-waters and the altitude influencing parameters of the target ship, wherein the method comprises the following steps: determining a relation coefficient of the altitude and the water area parameter according to the initial altitude corresponding to all the sub water areas and the water area parameter of all the sub water areas; Predicting a first altitude of the target ship when the target ship passes through the bridge according to the relation coefficient of the altitude and the water area parameter and the bridge water area parameter of the bridge; predicting a target draft of the target ship when passing through the bridge according to the bridge water area parameter and the ship parameter of the target ship; calculating the obtained difference between the hull height of the target ship and the target draft to obtain a second altitude; and carrying out fusion treatment on the first altitude and the second altitude to obtain the target altitude when the target ship passes through the bridge. In an optional implementation manner, in the first aspect of the present invention, determining, for each of the sub-waters, an initial altitude of the target ship in the sub-water, to obtain an initial altitude corresponding to the sub-water includes: For each sub-water area, when the situation that the target ship does not reach the position of the sub-water area and the distance between the current position o