141 results about "Electric ship" patented technology

The invention belongs to the technical field of electric ships and fault detection. The invention discloses a digital twin electric ship power battery fault detection method based on artificial intelligence. The method is characterized by comprising the following steps: step 1, a data acquisition layer captures a battery operation state and environmental parameters in real time by deploying multiple types of sensors; 2, the digital twinborn layer realizes dynamic mapping of a physical battery system by constructing a high-fidelity virtual model; establishing a multi-physical field coupling model based on electrochemical characteristics, thermodynamic behaviors and structural parameters of the power battery; 3, the fault prediction layer extracts the harmonic component of the voltage curve, the spatial distribution mode of the temperature gradient and other multi-dimensional features through time-frequency analysis, and captures the gradual change trend of the internal resistance of the battery in combination with a sliding window technology; and 4, the application layer converts a prediction result into an operable engineering decision, and constructs a closed-loop operation and maintenance system. According to the method, efficient battery fault detection can be realized.

The invention discloses an electric ship remote intelligent control method and system based on cloud-side cooperation, and relates to the technical field of cloud-side cooperation computing, and the method comprises the steps: carrying out the feature extraction of images around a ship and time-space aligned multi-modal data, obtaining visual features, motion features and environment features, carrying out the feature fusion, and generating an environment situation vector; inputting the environment situation vector into a channel boundary detection model, analyzing the emergency degree of the current situation, generating a collision avoidance instruction, and generating a ship control decision through a three-level collaborative decision; combining a ship control decision with ship control characteristics, simulating a traffic development situation in a navigation area, comparing with historical ship navigation conflict data, and identifying potential conflict data; through collaborative fusion of the ship-end decision-making unit, the shore-end decision-making unit and the cloud-end decision-making unit, an optimal control strategy is generated in combination with respective advantages, intelligent decision-making of global optimization in a complex environment is realized, and adaptability and safety of ship control are enhanced.

An electric ship seaborne charging docking device comprises a waterproof box, a guide plate is detachably connected to one side of the waterproof box in a sliding mode, a plurality of interfaces are formed in the guide plate, inserting connectors are arranged on the guide plate on the outer sides of the interfaces, and guide holes are formed in the guide plate on the two sides of the interfaces. A directional inserting mechanism is arranged in the waterproof box, the directional inserting mechanism comprises a fixing frame installed on the waterproof box, a sliding rod is arranged on the fixing frame in a sliding mode, and end plates are fixedly arranged at the two ends of the sliding rod respectively; a fixing plate is further arranged between the front sides of the end plates, a fixing block is arranged on the front side of the fixing plate, plugs in one-to-one correspondence with the connectors are installed on the fixing block, guide rods are arranged on the portions, on the two sides of the plugs, of the fixing plate, and guide heads are arranged at the front ends of the guide rods. Butt joint position deviation caused by sea stormy waves can be automatically corrected, accurate centering of a charging interface is ensured, meanwhile, butt joint impact is effectively absorbed, and the stability of equipment in a wave environment is improved.

The invention discloses an electric ship energy management system based on artificial intelligence, and relates to the technical field of energy management, the battery state is judged by collecting battery data in real time and calculating the health state coefficient, if the state is normal, the electric power is distributed according to the remaining electric quantity and the health state coefficient, and the performance degradation trend is monitored synchronously; if the health is abnormal or continuous accelerated decline is monitored, early warning is triggered, and intelligent management and early risk intervention are achieved. According to the invention, internal resistance and temperature data are fused, and early attenuation of the battery is accurately monitored through a health state quantitative model and a dynamic threshold value; load is intelligently distributed in combination with charge and health states, battery pack working conditions are optimized, and the service life is prolonged; early warning performance accelerated decline by analyzing the change trend of the health state coefficient; and ship-shore real-time closed-loop early warning is constructed, the cooperative maintenance capability is improved, and safe and efficient operation of energy of the electric ship is comprehensively guaranteed.

Embodiments for a battery pack for an electric marine vessel are described herein. In a particular embodiment, a battery pack for an electric marine vessel comprises a waterproof chassis, a high voltage battery comprising a plurality of battery cells disposed within the chassis, positive and negative high voltage connectors disposed on a front flange of the chassis, a manual disconnect connector disposed on the front flange of the chassis, and a signals connector disposed on the front flange of the chassis, the signals connector configured for signal communication with at least a power distribution unit and a vessel control unit. A battery management system disposed within the chassis and coupled to the signals connector comprises a battery management controller, a plurality of relays operable by the battery management controller, and a plurality of sensors electrically coupled to the battery management controller.

The application belongs to the technical field of electric ships, and relates to a pure electric ship automation system and an integration method thereof. The system optimizes the network communication protocol of the whole-ship energy management system and the battery management system at the application layer, realizes the monitoring and display of the big data of the battery management system by the network monitoring system under the condition that the independent host of the network monitoring system is cancelled, and uses the energy management system to act as the host of the network monitoring system, integrates the network monitoring system and the existing energy management system, greatly reduces the hardware and wiring of the network monitoring system, enhances the reliability of the network monitoring system, reduces the cost of the electric ship, and is favorable to the promotion and application of the electric ship.

The utility model relates to electric ship field, and disclose a kind of BMS mainframe structure for electric ship, including shell, the both sides of shell are equipped with positioning mechanism, the front of shell is equipped with protection mechanism, the positioning mechanism includes two locating plates, two the both sides of shell are movably installed respectively in locating plate, the top of locating plate is fixedly installed with two limit sleeves to front and rear end, and the top of locating plate is movably installed with telescopic column respectively and located in two limit sleeves, the bottom of telescopic column is fixedly installed with stud, and the top of telescopic column is fixedly installed with knob. Through locating plate and stud, the quick connection and fixation between shell and equipment are facilitated, bolt connection can be used simultaneously, and external scratching is reduced when transporting and carrying;Through fender and contraction groove, the protection of shell inside mainframe is improved, external dust is reduced to enter, and the connection of cable is facilitated.

Provided in the present application are an energy storage system, an electric ship, and a fire-extinguishing method. The energy storage system comprises an enclosure and a fire-extinguishing system, wherein a battery compartment and an electrical compartment which are isolated from each other are provided in the enclosure; the fire-extinguishing system comprises an exhaust fan, a first fire damper and a second fire damper which are mounted on the enclosure; and when the battery compartment is in a first state, the exhaust fan works, the first fire damper and the second fire damper are opened, the first fire damper cooperates with the exhaust fan, and an external gas enters the battery compartment by means of the second fire damper.

This invention relates to the field of marine propulsion technology, specifically to an auxiliary propulsion structure for electric ships. The structure includes a ship hull, a propeller mounted on the bottom of the hull, and rotating rods fixedly connected to both sides of the hull. An auxiliary propeller is mounted on each rotating rod. Through an idling cooling mechanism, when the water inlet is above the water surface, causing the drive rod to drive the auxiliary propeller to idle, the idling cooling mechanism opens an emergency water path. This allows pre-stored cooling water from the tank to be precisely delivered via drip pipes to the junction of the drive rod and the bearing. This directional dripping forms a water film at the friction interface, providing immediate lubrication and drag reduction, as well as rapid heat absorption and cooling, preventing high-temperature wear, deformation, or sintering of components. Compared to traditional unprotected designs, this mechanism is fast-responding and highly targeted, minimizing damage to core components during idling and ensuring reliable operation of the auxiliary propeller in complex waters.

The utility model belongs to logistics automation equipment, concretely, the utility model relates to a telescopic fork hoisting clamp structure, a telescopic fork hoisting clamp structure, including push pile machine, be provided with the fork on the push pile machine, the fork is connected with hoisting clamp, hoisting clamp is connected with battery, through setting up one hoisting clamp, the connecting point of fork and battery is changed from the top of fork, becomes the lower part of fork, can avoid the interference of battery and push pile machine in the hoisting process, facilitates the transfer of the battery on the battery cabin battery of electric ship.

The invention provides an automatic adjusting device and method for a back pull rod of an electric ship lock miter gate, and the device comprises a power drive unit which is used for being connected with the back pull rod in a matched manner and providing power for adjusting the prestress of the back pull rod; the stress monitoring unit is used for monitoring the stress change of the back pull rod in real time; the control unit is simultaneously connected with the stress monitoring unit and the power driving unit and is used for controlling the operation of the power driving unit according to data fed back by the stress monitoring unit so as to automatically adjust the prestress of the back pull rod; and the connecting assembly is used for connecting and mounting the power driving unit, the stress monitoring unit and the control unit with the back pull rod. The prestress of the back pull rod can be automatically and accurately adjusted, the stress state of the back pull rod is monitored in real time, the adjusting efficiency and precision are improved, the labor intensity is reduced, and safe and stable operation of the ship lock miter gate is ensured.

The invention relates to the field of ship energy control, in particular to an electric ship energy control method based on working condition recognition. The method comprises the following steps: acquiring planned route information, and analyzing historical working conditions of route segments one by one to obtain historical working condition characteristics; real-time working condition parameters in the ship navigation process are collected; positioning and matching a plurality of sub-legs according to the real-time working condition parameters, and constructing a sub-leg working condition feature set; working condition deviation comparison is carried out on the historical working condition features according to the sub-leg working condition feature set, and a deviation state sequence is determined; performing propulsion power gap calculation based on the deviation state sequence to obtain a power gap compensation value; battery capacity information is identified, current endurance state evaluation is carried out, and an endurance evaluation value is obtained; and carrying out endurance constraint correction on the power gap compensation value according to the endurance evaluation value to obtain a power constraint adjustment value. According to the invention, through real-time working condition identification and analysis, energy efficiency optimization, endurance safety and operation reliability are considered under complex navigation working conditions.

The present application relates to the field of electric ship emission reduction calculation, and particularly relates to a kind of electric container ship greenhouse gas emission reduction amount calculation method, comprising: S1, according to the electric container ship to be studied, determine baseline container ship and collect data;S2, respectively to target ship and baseline container ship, calculate the cargo turnover of each said outward voyage, weighted average load rate;S3, respectively to target ship and each baseline container ship respective said weighted average load rate and said unit emission amount are fitted, obtain fitting equation;S4, according to fitting equation calculation unit emission characteristic value and baseline value;S5, according to target ship unit emission characteristic value and baseline value calculation target ship emission reduction amount and emission reduction proportion.The present application sets baseline container ship and uses fitting algorithm to calculate baseline value and uses the method of weighted average load rate to solve the problem of greenhouse gas emission reduction amount quantification in electric container ship transportation activities.

The embodiment of the utility model provides a battery replacing vehicle and a battery replacing lifting device, and relates to the technical field of electric ship battery replacing lifting appliances. The battery replacing vehicle comprises a battery replacing lifting device, and the battery replacing lifting device comprises a first platform, a second platform and a lifting appliance. The first platform is provided with a horizontal keeping system, the second platform is connected with the first platform through a floating chain, the lifting appliance is connected with the second platform and used for lifting a battery, and the horizontal keeping system is used for keeping the lifting appliance in a horizontal state. The lifting appliance can be kept in a horizontal state through the horizontal keeping system, so that the lifting efficiency of the lifting appliance can be improved. And moreover, under the action of the floating chain, the first platform and the second platform can float in the height direction, and the first platform and the second platform can also float in the left-right direction or the front-back direction, so that when the batteries are hoisted, the hoisting tool connected with the second platform is also convenient to self-adaptively hoist the batteries at different positions, and the hoisting efficiency of the batteries is improved.

The invention relates to the technical field of battery lifting, in particular to an electric ship battery replacement lifting device which comprises a portal frame, a lifting arm is slidably connected to the portal frame, a rail is formed in the lifting arm, a moving part is slidably connected into the rail, and a plurality of storage cavities are formed in the moving part. The multiple storage cavities are internally provided with rolling lubricating mechanisms, the multiple storage cavities are externally provided with self-adaptive anti-swing mechanisms, when any steel cable is broken or tension is suddenly reduced, the electric telescopic rod on the opposite side of the fault side can be rapidly contracted to relieve limiting, and by means of instantaneous release of pre-tightening force of a tension spring, the electric telescopic rod on the opposite side of the fault side can be driven to rotate. When the battery is lifted, the convex block is pulled to slide to a limit position along the sliding rail, so that the auxiliary steel cable is quickly tensioned and instantly bears all loads of the steel cable on the fault side, the clamping piece can be always horizontally balanced through the emergency mechanism, the battery is effectively prevented from inclining or falling due to lack of single-side stress, and the lifting safety is improved.

1. Name of the designed product: electric ship (Chilong). 2. Use of the designed product: water tour. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: perspective view. 5. The design contains colors.

A system and method of skim foiling electric-powered boat apparatus. This electric recreational boat or watercraft will utilize "skim foiling," a simplified hydrofoil approach designed to make the benefits of hydrofoil technology. The apparatus consists of a main foil behind a center of gravity (CG) to create a nose-down moment and a left-side and right-side mounted transom elevons that are in contact with and submerged underwater. The apparatus is configured for low-speed skimming and high-speed skimming. As speed increases, the apparatus flattens along the surface of the water.

The utility model provides a kind of two-stage lifting battery replacement hoisting device and electric ship, it is related to electric ship battery replacement hoisting technical field, and it includes: track, one end is arranged in battery compartment, and the other end extends to outside battery compartment;Hoisting walking mechanism includes frame, walking drive mechanism, lifting drive mechanism and lifting appliance, the lower end of frame is provided with moving part, moving part is arranged above track, walking drive mechanism can drive frame to move along track, lifting drive mechanism is connected with lifting appliance below it by lifting rope, lifting appliance is used to cooperate with the hoisting interface of the top of battery pack, the lower of frame is provided with lifting support and slide rail, slide rail is connected with frame, lifting support is slidably engaged with slide rail by sliding block, lifting appliance is cooperated with lifting support by plug-in structure;The problem that lifting appliance is always in swingable state by simply using steel wire rope lifting lifting appliance in prior art is solved, which is not conducive to the safety of battery pack and affects the battery replacement efficiency.

The invention discloses an electric ship lithium battery pack liquid cooling device and system, the electric ship lithium battery pack liquid cooling device comprises a box type battery compartment and liquid cooling modules, and the liquid cooling modules are respectively used for cooling battery modules; a pipeline distribution module is arranged on the inner side wall of the box type battery compartment, and the pipeline distribution module is connected with the liquid cooling module; a power heat exchange module is arranged on the side portion of the box type battery bin and communicated with the pipeline distribution module. According to the invention, through hardware structure innovation, control algorithm upgrading, system architecture reconstruction and intelligent technology fusion, a set of technical scheme for completely solving the thermal management core pain point of the lithium battery of the electric ship is formed. The system is more accurate and uniform in temperature control, better in energy efficiency, higher in reliability and more convenient to maintain, has multiple dimensions of intelligent evolution capability and the like, provides solid technical support for large-scale, long-endurance and high-safety operation of the electric ship, and has outstanding practicability, advancement and remarkable commercial value.

The invention provides an electric ship fire rescue scheme optimization method and system, and the method comprises the steps: operating an event queue in a discrete event simulation framework based on a rescue strength agent model and a fire environment model, simulating a fire development process and a multi-agent cooperative rescue process, and generating simulation state data in real time; based on the simulation state data, evaluating the comprehensive rescue efficiency of the rescue scheme in a plurality of preset rescue indexes; based on the comprehensive rescue efficiency, generating a rescue control instruction for optimizing a control strategy of at least one rescue strength agent, converting the rescue control instruction into at least one rescue control event, inserting the rescue control event into an event queue for execution, and performing closed-loop optimization on a multi-agent collaborative rescue process, according to the invention, a simulation-evaluation-regulation and control integrated dynamic closed-loop simulation framework is realized, and the scientificity and efficiency of rescue scheme optimization are improved.

1. The name of the design product: control handle of propeller. 2. The use of the design product: grip part, used to control the direction and throttle of electric ship propeller. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1. 5. The bottom of the design product is not easy to see or not visible during use, omit the top view.

The utility model discloses an electric ship with an external methanol power generation standard power unit, which relates to the field of ships, and adopts the technical scheme that the electric ship comprises a ship body and the methanol power generation standard power unit, the ship body comprises a propeller, a motor and a power box; the propeller is driven by a motor, and the power box is provided with a methanol power generation standard power unit; the methanol power generation standard power unit comprises a methanol fuel tank, a methanol range extender and a power battery pack; a liquid outlet of the methanol fuel tank is communicated with a liquid inlet of the methanol range extender, the power output end of the methanol range extender is electrically connected with the power input end of the power battery pack, and the power output end of the power battery pack is electrically connected with the power input end of the motor. Methanol is adopted as a power source, longer endurance can be provided, fuel filling is more convenient and faster and only needs to be carried out on the fuel wharf boat, harbor expenses do not need to be paid, the methanol and water are mutually soluble, pollution cannot be generated, and environmental protection is better achieved.

The present invention relates to an electric boat (1) with a bottom (2) and at least one usable area (3). The essential aspect of the invention is that at least one couch (5) integrated into the floor (2) or the at least one usable surface (3) is provided, which can be moved by means of an adjustment device (6) between a non-use position, in which it is arranged flush with the surface of a floor (2) surrounding the couch (5) or with a usable surface (3) surrounding the couch (5), and at least two different use positions, in which it is not arranged flush with the surface of the floor (2) surrounding the couch (5) or with the usable surface (3) surrounding the couch (5).

The utility model discloses an electric ship, including ship body structure, deck structure, ship bottom support structure, power system and advancing system. The utility model connects bridge through rigid connection piece body and two groups of lower piece, and the ship body torsional rigidity and transverse stability are improved obviously, form the low resistance navigation characteristic of catamaran's particularity, and the space utilization rate is optimized through the functional division of the layered arrangement upper deck and lower deck, and the grid skeleton of the ship bottom support structure is embedded, and the lower piece structure strength is strengthened, and the integrated ballast water tank function enhances the ship counterweight adjusting capacity, and the power system passes through the modularization battery pack, and the battery thermal runaway risk is reduced while ensuring the energy supply stability, and the advancing system adopts the combination scheme of sectional flange connection structure and watertight packaging subassembly, guarantees the transmission stability of drive shaft when the ship body deformation, avoids the water seepage into the transmission mechanism, satisfies the torsional deformation and the propulsion efficiency such as ship operation core demand.

The utility model relates to the technical field of water surface garbage cleaning equipment, in particular to a novel water surface garbage cleaning robot. The garbage collection device comprises an electric ship body and a collection box fixed on the inner side of the electric ship body, a garbage collection mechanism is assembled between the collection box and the electric ship body, the garbage collection mechanism comprises first hydraulic rods, a collection opening, a bottom supporting plate, a bearing plate and a matching assembly, and the first hydraulic rods are fixed to the two sides of the interior of the collection box. Through the structural design of the garbage collecting mechanism and the auxiliary mechanism, the device can quickly and effectively clean garbage on the water surface, can be matched with workers to convey the garbage to the shore when the garbage is cleaned and arrives at the shore, is particularly suitable for water areas such as river channels, lakes and reservoirs in scenic spots, and can effectively clean the garbage in the parking process. And the water surface environment is monitored, so that an operator can remotely watch the water surface condition conveniently, and the garbage on the water surface can be cleaned as required subsequently.

The utility model relates to the technical field of electric ships, and aims to solve the technical problem of low efficiency. In order to solve the technical problem, the utility model provides the power conversion system for the electric ship. The utility model comprises: a ship; the container is arranged on a deck of the ship; at least one new energy battery is stored in the container; the robot comprises a cart, a moving part, a hoisting part and a grabbing part; the cart is slidably connected with the container through a moving part; the moving part drives two ends of the cart to synchronously move on the container and is used for driving the new energy battery to enter and exit from the container; the hoisting part is connected with the cart and drives the new energy battery to lift up and down; and the grabbing part is connected with the hoisting part and is used for grabbing the new energy battery. The device is simple in structure, stable and reliable in operation, low in cost and high in efficiency, and realizes automatic and rapid replacement of new energy batteries.

A marine propulsion system comprises an electric marine drive having an electric motor in torque-transmitting relationship with a propulsor, a controller configured to vary a speed of the electric motor, and a feedback device configured to provide an input to the controller. The controller is configured to vary the speed of the electric motor according to a set of operating parameters so as to periodically vary a speed of the propulsor. The controller is configured to update the set of operating parameters in response to receiving the input from the feedback device.

The utility model discloses a kind of ship electric propulsion systems, belong to ship electric power technical field, the system includes multiple independent lithium battery group, propulsion system, inverter system, charging system, control system and switch cabinet, and the flexible connection and switching between battery group and propulsion system are realized by relay in switch cabinet.Adopt intelligent energy management method, real-time monitoring battery state and load demand, dynamically adjust power supply mode, optimize charging strategy, and enhance anti-vibration and environmental adaptability design.The system significantly improves the use efficiency and life of battery group, solves the problem of unbalance of redundant battery group, dynamic load response delay and other problems in the prior art, suitable for efficient, stable operation of all-electric ship.

The application relates to the technical field of safety protection of electric ship power battery cabins, and discloses a double-layer aluminum alloy composite heat-insulating fireproof and explosion-proof structure of an electric ship power battery cabin. The battery cabin is composed of a composite bulkhead formed by a double-layer aluminum alloy shell and a sandwich inorganic filling layer, can significantly improve the fire resistance, heat insulation and energy absorption and buffering capacity of the battery cabin body, adopts an independent and separated battery module bin, the formed cabin separation structure can effectively limit the abnormal spread of a single module bin to adjacent module bins, water mist can be sprayed into the cabin in the initial stage of thermal runaway through active water injection, the temperature is reduced, oxygen is isolated, and the spread of fire is inhibited, the fire-fighting waste liquid and electrolyte leakage in the cabin can be quickly discharged through the liquid discharge structure after an accident, the secondary damage risk is reduced, a multi-parameter monitoring and electrically linked control type emergency treatment mode is adopted, the high-voltage circuit can be automatically cut off and the fire extinguishing and alarm functions can be started when an accident occurs, and emergency treatment of the battery cabin body accident can be completed in the first time.