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CN-122022303-A - Ship dock repairing recommendation method, system, electronic equipment, medium and chip

CN122022303ACN 122022303 ACN122022303 ACN 122022303ACN-122022303-A

Abstract

The embodiment of the invention provides a ship dock repair recommendation method, a system, electronic equipment, a medium and a chip, wherein the ship dock repair recommendation method comprises the steps of obtaining original data of a plurality of first docks, extracting dock parameters and schedule data of each first dock in the original data, receiving ship parameters, preset maintenance preferences and maintenance requirements of a target ship, screening at least one second dock meeting the maintenance requirements from the plurality of first docks based on the dock parameters and the schedule data, constructing a multi-target optimization model by taking cost parameters, time parameters and geographic distances as target characteristics and taking the preset maintenance preferences as constraints, sequencing the at least one second dock through the multi-target optimization model, and outputting dock repair recommendation results corresponding to the target ship. By the scheme, a ship company can reasonably arrange a ship operation plan, the ship overhaul decision efficiency is improved, and an optimal dock repair scheme is selected.

Inventors

  • HUANG YIFAN

Assignees

  • 亿海蓝（北京）数据技术股份公司

Dates

Publication Date
20260512
Application Date
20260123

Claims (10)

  1. 1. The ship dock repairing and recommending method is characterized by comprising the following steps of: acquiring raw data of a plurality of first docks; Extracting dock parameters and schedule data for each of the first docks in the raw data; Receiving ship parameters, preset maintenance preferences and maintenance requirements of a target ship; screening at least one second dock from a plurality of the first docks that meets the maintenance requirement based on the dock parameters and the scheduling data, the dock parameters of the second dock matching the vessel parameters; acquiring cost parameters, time parameters and geographic distances of the target ship for maintenance at each second dock; Constructing a multi-objective optimization model with the cost parameter, the time parameter and the geographic distance as target characteristics and the preset maintenance preference as constraint, wherein the preset maintenance preference comprises preset weights corresponding to the cost parameter, the time parameter and the geographic distance; And sequencing at least one second dock through the multi-objective optimization model, and outputting a dock repair recommendation result corresponding to the target ship, wherein the dock repair recommendation result comprises at least one second dock and a corresponding planned dock repair time period.
  2. 2. The dock repair recommendation method of claim 1, wherein, when sequencing at least one of the second dock through the multi-objective optimization model, outputting a dock repair recommendation result corresponding to the objective ship comprises: determining a path navigation interface corresponding to the target ship and a plurality of second dock according to the dock repair recommendation result; Marking the current position and the historical track of the target ship in a first visual form on the path navigation interface, and highlighting the navigation path from the current position to each second dock in a second visual form; determining an adjustable parameter corresponding to each navigation path according to the target characteristics; re-determining cost parameters, time parameters, and geographic distances for maintenance of the target vessel at each of the second docks in response to modification of the adjustable parameters; and updating the ordering of at least one second dock according to the updated cost parameter, the updated time parameter and the updated geographical distance.
  3. 3. The method of dock repair recommendation for a ship as recited in claim 2, wherein said redefining cost parameters, time parameters and geographic distance for repair of said target ship at each of said second dock in response to modification of said adjustable parameters comprises: Responding to a dragging operation of a time block representing the planned dock repairing time period in a time axis, and acquiring an adjusted planned dock repairing time period; Taking the adjusted planned dock repairing time period as a new time constraint condition, and judging the time feasibility by combining the corresponding scheduling data of the second dock; If the time is feasible, recalculating the navigation distance and the navigation time based on the adjusted planned dock repair time period so as to update the time parameter; acquiring a historical quotation data model of the second dock; and re-predicting a cost parameter based on the updated time parameter, the sailing distance and the historical quotation data model.
  4. 4. The method of dock repair recommendation for a ship as recited in claim 1, wherein after said sequencing at least one of said second docks by said multi-objective optimization model, outputting a dock repair recommendation result corresponding to said objective ship, the method of dock repair recommendation further comprises: Acquiring the latest schedule data of each second dock; Comparing the planned dock repair time period of the target ship corresponding to at least one second dock in the dock repair recommendation result with the latest schedule data of the corresponding second dock, and detecting whether a conflict with overlapping time periods or insufficient interval exists; If the collision is detected, generating early warning information, wherein the early warning information comprises a collision dock identifier, collision time and a collision type; determining at least one alternative for the second dock where the conflicting dock identity exists, on the basis of the latest schedule data, on the premise of meeting the vessel parameters and the maintenance requirements, the alternatives including an alternative time period or an alternative dock; If no conflict exists, determining a dock repair plan corresponding to the target ship according to the dock repair recommendation result.
  5. 5. The ship dock repair recommendation method of claim 1, wherein obtaining cost parameters for repair of the target ship at each of the second dock comprises: obtaining geographical location information of the second dock; Acquiring a cost prediction model; Taking the ship parameters, the maintenance requirements, the dock parameters and the geographic position information as input features, and inputting the input features into the cost prediction model to obtain preliminary maintenance cost; Calculating the navigation distance of the target ship based on the current position of the target ship and the geographical position information; calculating the sailing fuel cost according to the sailing distance; and determining the cost parameter according to the preliminary maintenance cost and the sailing fuel cost.
  6. 6. A method of dock repair recommendation for a ship as claimed in any one of claims 1 to 5, wherein said sequencing at least one of said second docks through said multi-objective optimization model, outputting dock repair recommendation results corresponding to said target ship, comprises: Searching in a solution space formed by at least one second dock based on the target characteristics and preset weights in the preset maintenance preferences by adopting a multi-target genetic algorithm, and determining search results; Determining a pareto optimal solution set according to the search result, wherein each solution in the pareto optimal solution set corresponds to a recommended scheme comprising the second dock, the planned dock repair time period, and corresponding cost parameters, time parameters and geographic distances; and sequencing at least one recommended scheme according to preset weights in the preset maintenance preferences to generate the dock repair recommended result.
  7. 7. A ship dock repair recommendation system, comprising: The data acquisition module is used for acquiring the original data of the plurality of first dock; A schedule query module for extracting dock parameters and schedule data for each of the first docks in the raw data; The ship management module is used for receiving ship parameters, preset maintenance preferences and maintenance requirements of the target ship; a dock matching module for screening at least one second dock satisfying the maintenance requirement from a plurality of the first docks based on the dock parameters and the schedule data, the dock parameters of the second dock matching the ship parameters; The cost evaluation module is used for acquiring cost parameters, time parameters and geographic distance of the target ship for maintenance at each second dock; The model construction module is used for constructing a multi-target optimization model by taking the cost parameter, the time parameter and the geographic distance as target characteristics and taking the preset maintenance preference as constraint, wherein the preset maintenance preference comprises preset weights corresponding to the cost parameter, the time parameter and the geographic distance; The dock repair recommending module is used for sequencing at least one second dock through the multi-objective optimizing model and outputting a dock repair recommending result corresponding to the objective ship, wherein the dock repair recommending result comprises at least one second dock and a corresponding planned dock repair time period.
  8. 8. An electronic device comprising a processor, a memory and a program or instruction stored on the memory and executable on the processor, which program or instruction when executed by the processor implements the steps of the method for dock modification recommendation as claimed in any one of claims 1 to 6.
  9. 9. A readable storage medium, characterized in that the readable storage medium has stored thereon a program or instructions which, when executed by a processor, implement the steps of the method for dock modification recommendation of a ship as defined in any one of claims 1 to 6.
  10. 10. A chip comprising a processor and a communication interface, the communication interface and the processor being coupled, the processor being configured to execute programs or instructions for implementing the steps of the method for dock repair recommendation according to any one of claims 1 to 6.

Description

Ship dock repairing recommendation method, system, electronic equipment, medium and chip Technical Field The invention relates to the technical field of ship overhaul, in particular to a ship dock repairing recommendation method, a system, electronic equipment, a medium and a chip. Background The ships must regularly enter the dock for maintenance in the long-term operation process so as to ensure that the ship body structure, the propulsion system and key equipment meet the requirements of safety specifications and environmental protection. However, when a ship dock repair plan is formulated in the current industry, the current industry generally relies on personal experience of shipmen or management company personnel and limited channels of people, and systematic and intelligent decision support is lacked. The dock selection is often carried out through the traditional intermediaries or the price inquiry by home due to the lack of data support, the time consumption is long, the communication cost is high, the global optimization is difficult to realize, the operation period of the ship frequently conflicts with the dock period arrangement of the dock, the ship waiting delay or the dock resource vacancy is extremely easy to cause, and huge economic loss is caused. Disclosure of Invention The embodiment of the invention aims to provide a ship dock repairing recommendation method, a system, electronic equipment, a medium and a chip, which can solve the problem that the operation period of a ship and the dock period arrangement of a dock frequently collide when a ship dock repairing plan is formulated. In view of this, an embodiment of the first aspect of the present invention provides a method for repairing and recommending a ship dock. An embodiment of the second aspect of the present invention provides a ship dock repair recommendation system. An embodiment of a third aspect of the present invention provides an electronic device. Embodiments of the fourth aspect of the present invention provide a readable storage medium. Embodiments of the fifth aspect of the present invention provide a chip. In order to achieve the above object, an embodiment of the first aspect of the present invention provides a dock repair recommendation method for a ship, which includes obtaining raw data of a plurality of first docks, extracting dock parameters and schedule data of each first dock in the raw data, receiving ship parameters, preset repair preferences and repair requirements of a target ship, screening at least one second dock satisfying the repair requirements from the plurality of first docks based on the dock parameters and schedule data, matching dock parameters of the second dock with the ship parameters, obtaining cost parameters, time parameters and geographical distances of the target ship for repair at each second dock, constructing a multi-target optimization model with the cost parameters, time parameters and geographical distances as target characteristics, and constraining preset repair preferences including preset weights corresponding to the cost parameters, the time parameters and the geographical distances, sequencing the at least one second dock through the multi-target optimization model, and outputting dock repair recommendation results corresponding to the target ship, the dock repair recommendation results including the at least one second dock and a corresponding planned dock time period. The invention provides a ship dock repairing and recommending method, which aims to overcome the defects of low efficiency and difficulty in global optimization caused by relying on manual experience decision. The ship dock repairing and recommending method comprises the steps of firstly obtaining and processing raw data of a plurality of docks, and structurally extracting dock parameters and real-time scheduling data including size, capacity, qualification and geographic position from the raw data. Detailed parameters of the target vessel, specific maintenance requirements, user-set cost, time, geographic distance preferences quantified in weight are received. The core screening step is to screen at least one second dock that is physically compatible and feasible in capacity from the plurality of first docks according to rigid matching rules (e.g., the size of the ship must not exceed the dimensions of the dock, the maintenance project must meet the dock qualification and capacity ranges) in combination with the preliminary scheduling. And then, for each second dock, comprehensively calculating the special maintenance time, wherein the maintenance time covers the navigation time, the dock construction period and the waiting buffer time which are different in construction efficiency and are different according to the geographic positions, and the maintenance cost, based on the quotation model and the navigation cost thereof and the geographic distance between the second dock and the target ship, constructing a m