12 results about "Generation ship" patented technology

The invention provides an intelligent combined fleet cooperative stability control method and system, and relates to the technical field of shipping transportation, and the method comprises the steps: 1, deploying a pressure sensor at the installation position of a mechanical-hydraulic lock catch, deploying a deformation sensor at a barge deck, deploying attitude sensors at the bow and stern of a ship, and deploying an attitude sensor at the installation position of a mechanical-hydraulic lock catch; collecting lock catch hydraulic pressure value, barge structure deformation quantity and ship pitch angle data in real time; and 2, the hydraulic pressure value, the structural deformation quantity and the ship pitch angle data are used for generating a ship state parameter set according to each barge and the associated lock catch, and the ship state parameter set comprises the lock catch stress peak value, the barge load distribution gradient and the pitch angle offset. Through real-time sensing, dynamic adjustment and cooperative control, the cooperative stability of the combined fleet under the complex sea condition is effectively improved, and the dynamic instability risk of the connection structure is reduced.

The application provides a kind of intelligent combination fleet cooperative stability control method and system, it is related to shipping transport technical field, the method includes: step 1, in the installation position of mechanical-hydraulic lock buckle deployment pressure sensor, in barge deck deployment deformation sensor, in ship bow and stern deployment attitude sensor, real-time acquisition lock buckle hydraulic pressure value, barge structure deformation variable and ship pitch angle data;Step 2, hydraulic pressure value, structure deformation variable and ship pitch angle data, according to each barge and associated lock buckle generation ship state parameter set, the ship state parameter set includes lock buckle stress peak, barge load distribution gradient and pitch angle offset amount.The application effectively improves the cooperative stability of combination fleet in complex sea conditions by real-time sensing, dynamic adjustment and cooperative control, reduces the risk of dynamic instability of connecting structure.

The application discloses a kind of based on AI and ship AIS big data offshore traffic safety analysis method, belong to offshore wind farm and offshore mariculture area siting technical field, specifically include: obtaining the ship AIS data of target sea area generation ship AIS traffic flow analysis diagram;Target sea area is divided into analysis grid unit and the external navigation risk score of each grid unit is calculated;Based on risk score screening and aggregation generate several candidate site area, extract site boundary parameter;Determine the candidate mother port corresponding to each candidate site area, based on electronic chart data planning each mother port to site operation and maintenance route, calculate navigation difficulty coefficient and select minimum value as operation and maintenance path conflict index;The external navigation risk score and operation and maintenance path conflict index are weighted and summed to obtain comprehensive score, select the lowest site area as target site area as score.The application includes external navigation risk and operation and maintenance path safety into unified decision framework, realizes the multidimensional collaborative optimization of wind farm siting.

The invention discloses a marine traffic transportation safety analysis method based on AI and ship AIS big data, and belongs to the technical field of offshore wind power plant and sea culture area site selection, and the method specifically comprises the steps: obtaining ship AIS data of a target sea area, and generating a ship AIS traffic flow analysis chart; dividing the target sea area into analysis grid units and calculating an external navigation risk score of each grid unit; screening and aggregating to generate a plurality of candidate site areas based on the risk scores, and extracting site boundary parameters; determining a candidate mother port corresponding to each candidate site area, planning an operation and maintenance route from each mother port to the site based on the electronic chart data, calculating a navigation difficulty coefficient, and selecting a minimum value as an operation and maintenance path conflict index; and performing weighted summation on the external navigation risk score and the operation and maintenance path conflict index to obtain a comprehensive score, and selecting the site area with the lowest score as a target site area. According to the method, external navigation risks and operation and maintenance path safety are incorporated into a unified decision framework, and multi-dimensional collaborative optimization of wind power plant site selection is realized.

The application relates to a bow structure of a wave energy power generation ship with a rear elbow pipe, which comprises a wave-breaking cone head and a water pressure plate, the water pressure plate is horizontally arranged on the upper end of the wave-breaking cone head, and the lower surface of the water pressure plate is a smooth arc curved surface; the water pressure plate at the bow wave-encountering position is designed as a smooth curved surface, so that the waves flow along the curved surface below the water pressure plate, energy loss in the wave-ship head interaction process is reduced; meanwhile, in the downward movement process of the water pressure plate, the water pressure plate is in contact with the wave surface, impact is generated between the water pressure plate and the wave surface, the wave surface generates a large acting force on the water pressure plate, the acting force and the buoyancy of the hollow water pressure plate and the wave-breaking cone head jointly act on the bow, so that the device bow rapidly emerges from the water after entering the water surface, a large pitching motion is generated, and the power generation efficiency of the wave energy power generation device is improved.

The invention relates to the technical field of wave energy power generation ships, in particular to a stable-operation high-reliability oscillating water column type wave energy power generation ship and a control method. The stable-operation high-reliability oscillating water column type wave energy power generation ship comprises a rear bent pipe ship body, an air turbine, a speed reducer, an opening and closing mechanism, a starting motor and a power generator; the opening and closing mechanism comprises a shielding plate and an opening and closing driving motor, the opening and closing driving motor drives the shielding plate to be close to or away from an air outlet of the air turbine, an output shaft of the air turbine is in transmission connection with an input shaft of the generator through a speed reducer, and an output shaft electromagnetic clutch is arranged on the output shaft of the air turbine. The output end of the starting motor is in transmission connection with an output shaft of the air turbine through an output shaft electromagnetic clutch. The high-reliability oscillating water column type wave energy power generation ship stable in operation and the control method are good in control effect, high in reliability, not prone to damage under the extreme sea condition and high in survivability.

The present application relates to a kind of back elbow pipe wave energy generation hull, including two ends open back elbow pipe, the back elbow pipe includes horizontal pipe and elbow pipe;The air chamber is arranged on the upper end of elbow pipe;The buoyancy cabin is arranged in the upper portion of horizontal pipe;Symmetrical two groups of wing plates are located on the two sides of ship respectively, and the lower surface of the wing plate presents smooth curved surface extending downward from bow to stern direction;The present application has compact spatial topology structure, has greater capture width ratio, ensures that wave energy generation device keeps larger pitch movement response under the action of sea state in working sea area, so that the device always keeps high power generation efficiency state.

The application provides a method and device for generating a traversal path of a power distribution network of a ship integrated power system. The method comprises: setting a node stack for storing nodes of the power distribution network; obtaining a first node in a first state from the node stack; searching according to a preset search algorithm and the first node to determine a second node and record a discovery time and a completion time of the second node; traversing all nodes from the second node to determine parent nodes, discovery times and completion times of all nodes; and generating a traversal path according to the parent nodes, discovery times and completion times of all nodes when all nodes meet a traversal path condition. The technical scheme of the application has wide applicability and high efficiency in practical application and can be applied to first-generation and second-generation ship integrated power systems, thereby providing strong technical support for power distribution network recovery reconstruction and power supply path analysis of the ship integrated power system.

The invention discloses a physical informed enhanced marine equipment hydrodynamic performance efficient forecasting method and system, and relates to the technical field of ship engineering, and the method comprises the steps: simulating and generating still water resistance data of a ship type sample based on a CFD method, comparing the still water resistance data with an experimental value, and verifying the reliability of the data; the original ship type parameters are converted into dimensionless derivative features, and an original sample set is generated; identifying a parameter blank interval of the original sample set through clustering analysis, generating a supplementary sample based on a potential flow theory boundary element method, and obtaining an extended data set in combination with the original sample set; a density adaptive regularization mechanism and a deviation penalty term are embedded in an XGBoost framework, an EPK-XGBoost model is constructed, an extended data set is used for model training and performance evaluation, and a still water resistance coefficient is predicted through a prediction model with optimal performance. According to the method, the prediction precision of the hydrostatic resistance coefficient can be improved, and the generalization bottleneck of a traditional model in a small sample scene is broken through.

The invention discloses an efficient power generation ship with an automatic maintenance function, which relates to the technical field of power generation ships and comprises a ship body, a top plate, a spraying assembly, a driving assembly, a displacement assembly and a power generation assembly. According to the power generation ship, when the power generation ship is used, in order to guarantee efficient operation of the power generation ship, through cooperative use of the spraying assembly, the driving assembly and the displacement assembly, the power generation ship can automatically operate to complete cleaning work on the impeller, impurities attached to the surface of the impeller can fall off under continuous spraying, and then cleaning of the impeller is completed; the surface of the impeller subjected to impurity cleaning is restored to the initial state, the impeller has high kinetic energy utilization efficiency, when the impeller is turned upwards to be separated from the water body for cleaning, operation of the driving assembly is achieved through kinetic energy of water flow, and therefore the position of the impeller can be adjusted under the condition that energy consumption is low, and the service life of the impeller is prolonged. The purpose of improving the power generation efficiency of the power generation ship can be achieved by saving self-operation energy.

The invention relates to a nuclear fusion power generation ship and method, the nuclear fusion power generation ship is used for sailing to a target sea area and supplying power to electric facilities, and the nuclear fusion power generation ship comprises a ship platform and a nuclear fusion power generation system arranged on the ship platform, the nuclear fusion power generation system comprises a nuclear fusion reaction unit used for realizing controlled fusion reaction of deuterium and tritium to generate continuous energy; the seawater circulating unit is connected with the nuclear fusion reaction unit and is used for extracting deuterium from seawater and supplementing fuel for the nuclear fusion reaction of the nuclear fusion reaction unit; and the energy conversion unit is connected with the nuclear fusion reaction unit and is used for converting energy generated by the nuclear fusion reaction unit into electric energy. Compared with the prior art, the invention aims to provide a stable, reliable and environment-friendly energy solution for the ocean area far away from the land through the integrated nuclear fusion technology, has the characteristics of cleanness, high efficiency, stability and sustainability, and can meet the energy demand of the area far away from the land.

The utility model discloses a fire extinguishing device on a power generation ship, and particularly relates to a gas turbine fire extinguishing device for the power generation ship, which is structurally characterized in that a support is fixedly mounted on a base, a fire extinguishing bottle and a starting gas bottle are arranged on the base, a second bottle head valve is arranged at a bottle mouth of the starting gas bottle, and an electromagnetic valve is arranged on the second bottle head valve. The second bottle head valve is communicated with first bottle head valves arranged on bottle mouths of the fire extinguishing bottles through gas path pipes, the first bottle head valves are communicated with respective gas collecting pipes through hoses, plugs are arranged on one sides of the gas collecting pipes, fire extinguishing medium outlet flanges are arranged on the other sides of the gas collecting pipes, and the gas collecting pipes are installed on a support. The device is a movable integral device and is of an open non-box closed structure, so that the advantages of smaller occupied space, more convenience in transportation, more convenience in assembly and disassembly and larger maintenance space are achieved, and the purposes of reducing the cost and effectively utilizing the space on a ship are achieved.