478results about "Mooring equipment" patented technology

A system for maintaining a marine vessel in place in a body of water includes a controller in signal communication with a power-deployable anchor and a propulsion-based electronic anchoring system and a user input device in signal communication with the controller. The controller deploys the power-deployable anchor in response to a single user-selected option input via the user input device under a first set of conditions. The controller activates the propulsion-based electronic anchoring system in response to the single user-selected option input via the user input device under a different second set of conditions.

The invention provides a single-point mooring floating type fan platform capable of actively yawing, and belongs to the technical field of offshore wind power. The problem that the aerodynamic efficiency of an impeller is reduced due to the fact that a fan platform needs to bear multiple coupling effects of ocean currents and waves and the fan platform deviates from the best windward direction due to the hydrodynamic force coupling effect when an included angle is formed between the ocean current direction and the wind direction under the action of the complex ocean environment is solved. The system comprises a wind turbine generator, a mast type tower, a platform foundation, a single-point mooring device and a flow guide device, the edge of the platform foundation is connected with the single-point mooring device and can rotate by 360 degrees around the single-point mooring device. The flow guiding device is installed at the edge position of the platform foundation and arranged opposite to the single-point mooring device, the horizontal section of the flow guiding device is in a symmetrical streamline shape, and the flow guiding device is provided with a driving device which drives the flow guiding device to rotate in the horizontal direction and adjusts the acting force of ocean current on the fan platform. The power generation device is mainly used for improving the power generation efficiency of the mast type tower offshore wind turbine platform.

Articulated mechanical connectors and processes for using same. The connector can include a first connector part and a second connector part. The first connector part can include a gimbal table, first and second trunnions disposed on the gimbal table, a first arm, and a stopper assembly. The second connector part can include a second arm. The second arm can include one or more shoulders disposed between a first end and a second end of the second arm. The second arm can be configured to be at least partially disposed within an aperture defined by the first arm such that one of the one or more shoulders can engage with the stopper assembly.

A floatable offshore structure includes at least one submarine power cable connector configured to connect a submarine power cable. At least one anchor connector is configured to connect at least one anchor connection for anchoring the floatable offshore structure to an underwater bottom, at least one detection arrangement configured to detect an anchor connection breakage indication, and at least one switching equipment configured to at least electrically disconnect the electrical connection to the submarine power cable connected to the submarine power cable connector upon or after the detection of an anchor connection breakage indication.

The controller 13 of the information processing device 11 includes at least an acquisition unit, a straight line calculation unit, and a distance calculation unit. The acquisition unit is configured to acquire measurement data, which is a set of data representing a plurality of measured points measured by a measurement device provided in a ship. The straight line calculation unit is configured to calculate, based on the measurement data, a straight line along a berthing place where the ship is berthed. The distance calculation unit is configured to calculate the distance between the ship and the berthing place based on the distance between the straight line and each of the measured points.

The present invention relates to a mooring system and, more specifically, to a mooring hook device-integrated system which includes a plurality of mooring hook devices allowing rapid unmooring, and individual and comprehensive control from short and long distances, and additionally, the system comprises a monitoring system allowing automatic AI control.

The present invention relates to the technical field of ship warning, and discloses a method for monitoring and warning the mooring state of a ship. During a first preset time period, environmental characteristic data, stability data and cable winching data of ships in a target mooring water area are collected at fixed time intervals; a stability score is calculated for the moored ships in the target mooring water area according to the stability data; a feng shui topology is constructed based on all the ships in the target mooring water area, and corresponding standard environmental data is generated for each moored ship based on the feng shui topology and the environmental characteristic data; a stability prediction model is trained based on the standard environmental data, cable winching data and corresponding stability scores of each moored ship during the first preset time period; during a second preset time period, the length and tension of each cable winching are dynamically managed based on the stability prediction model in combination with an optimization algorithm.

The invention relates to the technical field of ship berthing, and discloses a ship unberthing and berthing device and a using method thereof.The ship unberthing and berthing device comprises a pressed mechanism, the pressed mechanism further comprises a mounting plate, a fixing support is fixedly connected to the side wall of the mounting plate, before use, the whole device is mounted on the outer wall of a ship, and a pressed sliding frame is influenced by pushing of a spring telescopic rod and is fixed to the outer wall of the ship; the angle between the rotating frame and the mounting plate is reduced along with the reduction of the distance between the port and the ship, and the force applied to the rotating wheel by the rotating frame is continuously increased along with the reduction of the angle of the rotating frame, so that the rotating wheel is forced to slide along the outer wall of the rotating frame; the rotating wheel drives the pressed sliding frame to slide along the inner wall of the mounting plate through the rotating column, in the process, the pressed sliding frame is pushed by the spring telescopic rod to force the rotating frame to expand outwards, the expanding force offsets the transverse force of the feet for the ship to get close to the port, and the situation that friction is too large, and the berthing efficiency of the ship is affected is avoided.

The controller 13 of the information processing device 11 includes at least an acquisition unit, a straight line calculation unit, and a distance calculation unit. The acquisition unit is configured to acquire measurement data, which is a set of data representing a plurality of measured points measured by a measurement device provided in a ship. The straight line calculation unit is configured to calculate, based on the measurement data, a straight line along a berthing place where the ship is berthed. The distance calculation unit is configured to calculate the distance between the ship and the berthing place based on the distance between the straight line and each of the measured points.

The invention relates to the technical field of ship fairlead devices, in particular to a vibration and noise reduction fairlead of an anchor windlass, which comprises a main support, a side support is fixedly arranged on the main support, a lower support is fixed at the bottom of the side support, an adaptive deflection mechanism is arranged on the lower support, and an inclined roller is arranged on the adaptive deflection mechanism. A surface cleaning mechanism is arranged in the main support; in the process of using the cable for traction, when the guiding direction changes, the cable collides with the inclined rollers on the two sides, and during collision, yielding is achieved through deflection of the adaptive deflection mechanism, so that the impact action time is effectively prolonged, the peak impact force is reduced, the supporting sleeve is prevented from being broken under the action of torsion, and the service life of the cable is prolonged. Meanwhile, vibration caused by collision between the mooring rope and the fair lead is prevented, the situation that the mooring rope is broken or the connecting position of the fair lead is loosened due to vibration is avoided, noise generated when the fair lead is used is reduced through vibration reduction, and the body health of sailors is protected.

The invention discloses a mooring device with a wave compensation function, which is formed by bilaterally symmetrically arranging a first mooring winch to an Nth mooring winch on a ship deck along a ship side part, all the mooring winches are the same in composition and parameter setting, and the other end of each mooring winch is connected with a fixing anchor through a mooring cable; when the mooring winch on the left side draws the cable, the mooring winch on the right side draws the cable, and vice versa. The mooring device has the function of automatically buffering the impact of waves on the ship body, the ship can automatically return to the initial position under the action of the mooring device after the wave impact is eliminated, passive wave compensation is achieved, the good energy-saving effect is achieved, the moored ship can be in an unattended state for a long time, all mooring winch interfaces are unified, and the mooring effect is good. And engineering installation and implementation are facilitated, and cost reduction is facilitated. The invention further provides a control system and a control method of the mooring device.

A safety system for a boat, watercraft or other vehicle includes a kill switch connected to the motor for preventing the motor from running under dangerous circumstances. The system may include proximity sensors operatively connected to the kill switch, so that the motor only runs when the proximity sensor detects a person properly positioned at the captain's console. Other sensors may form an array to communicate with the kill switch, to automate certain features and systems, or to otherwise provide alarms upon detection of dangerous situations, including a carbon monoxide detection sensor system, gate sensors, anchor-down sensors, ladder sensors, ambient light sensors, optical rain sensors for operating an automated windshield wiper safety system, an array of cameras strategically positioned around the periphery of the watercraft for monitoring purposes, and an automated anchor / navigation light system.

To monitor an extending direction of a mooring cable from a hull to a mooring post without using strain gauges.SOLUTION: A processing circuit of a mooring cable monitoring device according to one aspect is configured to acquire hardware coordinate information indicating a positional coordinate of a mooring hardware in a hull coordinate system that is the coordinate system relative to a hull, acquire first mooring post coordinate information indicating a positional coordinate of a mooring post in an absolute coordinate system, acquire hull coordinate information indicating a positional coordinate of the hull in the absolute coordinate system, acquire hull azimuth information indicating a hull direction in the absolute coordinate system, acquire second mooring post coordinate information by converting the positional coordinate indicated by the first mooring post coordinate information to the hull coordinate system from the absolute coordinate system based on the hull coordinate information and on the hull azimuth information, and calculate the horizontal angle that is an angle made by the extending direction of the mooring cable with respect to the hull direction seen from the vertical direction based on the second mooring post coordinate and the hardware coordinate information.SELECTED DRAWING: Figure 5

A watercraft mooring system comprising a plurality of interchangeable mooring members for the temporary mooring of one watercraft to another watercraft or one watercraft to a stationary object such as a dock. The interchangeable mooring members comprising connecting rod member embodiments with adjustable lengths and connecting rod members without adjustable lengths, vacuum-handle member embodiments that provide an initial vacuum and a continuous vacuum to one or more vacuum cup assemblies, and a cleat connector member embodiment that is interchangeable with a vacuum-handle member. Embodiments of vacuum-handle member providing up to three points of omni-directional pivot functionality between the present invention and a temporarily moored watercraft.

The invention relates to the technical field of ocean engineering, and discloses an offshore pile leg auxiliary sliding device which comprises a hoop assembly, a moving assembly, a connecting assembly and a clamping assembly, the hoop assembly comprises two arc-shaped hoops, the two arc-shaped hoops are arranged on a pile leg in a hooping mode, and mounting bases are arranged on the arc-shaped hoops; the moving assembly comprises an inhaul cable and a sliding assisting mechanism, one end of the inhaul cable is connected with the top of the hoop assembly, the other end of the inhaul cable is connected with the lifting device, and the sliding assisting mechanism is arranged on the arc-shaped hoop and comprises a driving component and a sliding component; the connecting assembly comprises an elastic tensioning mechanism and a diameter adjusting mechanism, the first connecting ends of the two arc-shaped hoops are connected through the elastic tensioning mechanism, and the second connecting ends of the two arc-shaped hoops are connected through the diameter adjusting mechanism; the clamping assembly comprises two sets of clamping mechanisms, the two sets of clamping mechanisms are arranged on the two arc-shaped hoops correspondingly, lifting movement can be conducted on the pile leg with the diameter changing, and the device applicability is high.

The invention discloses a mooring tensioning device applied to an ocean engineering mooring system and a control method of the mooring tensioning device. The device comprises a frame body structure, an electric cylinder, a damper, a pulley block, an anchor chain, a tension sensor and a fixing pile. The frame body structure comprises first and second fixed beams, first and second sliding beams and a guide rail assembly; the guide rail assembly is connected between the first and second fixed beams; the first fixed beam, the second fixed beam and the guide rail assembly are fixed on a floating structure; the first and second sliding beams are slidably connected to the guide rail assembly; the electric cylinder is connected between the first fixed beam and the first sliding beam; the damper is located between the first sliding beam and the second sliding beam. A fixed pulley of the pulley block is arranged on the second fixed beam, and a movable pulley is arranged on the second sliding beam; the fixed pile is fixed on a floating structure; one end of the anchor chain is fixed on the fixed pile, and the other end of the anchor chain is connected with the mooring rope through the tension sensor after alternately bypassing the fixed pulley and the movable pulley.

The present invention relates to a device for monitoring at least one anchoring line for a floating support, characterized in that it comprises: at least one anchoring line connected to a floating support, at least one acoustic system rigidly connected to the at least one anchoring line and comprising an element, called an oscillating element, able to move between two end positions and able to come into contact with a resonant element in at least one of the two end positions, in such a way as to produce an acoustic wave upon contact of the oscillating element with the resonant element, and a system for processing the acoustic waves produced, the system being able to characterize, depending on the acoustic waves produced, normal functioning of the at least one anchoring line or defective functioning of the at least one anchoring line.

The invention discloses an automatic laying and recycling module and method for an anchor chain cleaning and detecting device, the automatic laying and recycling module comprises a docking system and a transportation system, the transportation system is installed on an overwater system of the device, and the docking system is installed on an underwater system of the device; the automatic laying and recycling module automatically completes the following three steps: putting the device into water, clamping an anchor chain by the device, and returning the device to a ship, excessive human interference is not needed, errors of manual operation are reduced, the anchor chain cleaning and detecting device can more stably and efficiently complete tasks in a complex underwater environment, and the working efficiency is improved. And the maintenance efficiency and safety of the anchor chain are obviously improved.

An apparatus for securing watercraft against tidal action, wind and weather has an elongate vertical shaft having a top end and a bottom end and a slide block slidably attached to the elongate vertical shaft. The slide block slides between the top end and the bottom end and has a pair of slots therein and an opening positioned between the slots. The slots and opening are configured to allow a mooring line to be secured to the slide block. A top mounting bracket and bottom mounting bracket are attached to the top end and bottom end, respectively, of the elongate vertical shaft. The top and bottom mounting brackets are configured for attachment to mooring structures. The top mounting bracket includes an integral mooring line hook. A compression spring is mounted on the elongate vertical shaft and seated upon the bottom mounting bracket and absorbs the impact of the slide block.

The invention relates to the technical field of ship mooring, and particularly discloses a flywheel energy storage type wharf ship auxiliary mooring system and a control method.The flywheel energy storage type wharf ship auxiliary mooring system comprises an energy storage module, a transmission module, a winch module and an electric control module, the winch module comprises a winch and a mooring cable, one end of the mooring cable is connected with the winch, and the other end of the mooring cable can be connected with a ship so that the ship can be moored; the energy storage module comprises a flywheel, the flywheel has an energy storage state and an energy release state, the energy storage state and the energy release state of the flywheel are switched by the electric control module according to the tension of the mooring line, and under the condition that the tension of the mooring line is too large, namely the ship has the offshore motion trend, the flywheel can absorb the ability of the ship to drive the mooring line to be released by offshore motion. Under the condition that the tension of the mooring line is too small, the flywheel releases energy to drive the winch to wind the mooring line, tensioning of the mooring line is achieved, real-time adjustment of the tension of the mooring line can be achieved, the mooring requirement of a ship is better met, meanwhile, the flywheel is used for storing and releasing energy, and energy consumption can be greatly reduced.

The invention relates to the technical field of vibration reduction control of an offshore wind power structure, and discloses a vibration reduction and energy dissipation anchor chain for a floating type offshore wind power structure and a using method.The vibration reduction and energy dissipation anchor chain comprises an anchor chain fixing ring installed on a drum body of a tower drum located on a floating platform; the vibration reduction assembly comprises a plurality of vibration reduction anchor heads and a plurality of flexible anchor chains, the tail ends of the vibration reduction anchor heads are connected with the anchor chain fixing ring through the flexible anchor chains, and the head ends of the vibration reduction anchor heads stretch into a seabed foundation and are used for anchoring and vibration reduction of the tower drum. The floating platform is connected with a suction barrel foundation in a seabed foundation through the flexible anchor chain; and the energy dissipation assembly comprises a plurality of anchor chain energy dissipation pieces, and the anchor chain energy dissipation pieces are installed on the flexible anchor chain and used for conducting vibration reduction and energy dissipation on the flexible anchor chain. The device has the advantages of being flexible in arrangement, adjustable and controllable, vibration reduction and energy dissipation are achieved for a wind power structure floating on the sea, and then the service life of the offshore wind power structure is prolonged.

The present invention discloses a mooring stabilization method and device for ship berthing. The method comprises: obtaining external environmental parameters and ship parameters; obtaining relative position information between the ship and the dock, and determining the position of the ship in the wind flow based on the relative position information; determining the desired distance between each mooring pile, the desired distance between the ship and the shore, and the desired length of each cable based on the external environmental parameters, the ship parameters, and the position of the ship in the wind flow; obtaining the ship's roll angular velocity and the ship-turning torque due to environmental factors, and transmitting these to a mooring stabilization device for the mooring stabilization device to assist the ship in mooring. The present invention combines the current external environmental conditions of the ship with its own parameters to determine the desired distance between each mooring pile, the desired distance between the ship and the shore, and the desired length of each cable under different wind flow conditions, thereby accurately controlling the ship's mooring state, ensuring the safety and economic benefits of the ship during mooring, and can be widely used in the fields of ship berthing and ship mooring.

The invention relates to the field of ocean engineering production, in particular to a floatable building for an island reef, which comprises a hull structure, a floating building body and an adjusting plate, the right end of the hull structure sinks into the seabed along one side of the island reef, and the adjusting plate is arranged at the top of the hull structure and is integrally of an L-shaped structure; according to the floating building, the pushing claw anchoring assembly is arranged, a fixing piece, an auxiliary plate, a pushing claw plate and a pushing claw piece of the pushing claw anchoring assembly are matched with one another, the pushing claw piece is driven by the gravity of the ship body to laterally extrude seabed soil, the seabed soil is accumulated in the pushing claw plate, and the seabed soil is separated from the ship body; the V-shaped push claw pieces with the sharp ends increase the contact area and the road holding force with seabed soil, the anchoring effect of the floatable building on the seabed is improved, meanwhile, the driving assembly drives the three sets of push claw pieces to do radial movement on the seabed through gravity transmission of the hull structure to achieve radial fixing, and the stability is further enhanced.

A system that maintains the relative and / or absolute geographical positions of two or more buoyant devices floating in a body of water. A plurality of formation restoring tethers are disclosed which permit the unrestricted vertical movement of networked buoyant devices, while resisting increases in their lateral separations by providing restoring forces to oppose such separations. Tensioning mechanisms incorporated into the tethers generate the resistance to the lateral separations of two or more entities by transforming such separations into an increase in the potential energy stored within such tensioning mechanisms, the potential energy of which is released in the process of restoring the original separations and / or positions of the displaced buoyant devices.

The quick connector coupling an offshore floating structure to a pre-laid mooring system comprises a base structure (6) coupled to an upper body (2) of the offshore floating structure, a mooring interface (13) attached to a lower body (3) of the pre-laid mooring system, and a locking mechanism comprising a grooved surface (16) formed in the mooring interface (13), locking claws (10) movably mounted on the base structure (6), and a fluid-dynamic device associated to the base structure (6) and operatively connected to move the locking claws (10) between a release position in which the locking claws (10) are withdrawn from the grooved surface (16) of the mooring interface (13) and a lock position in which the locking claws (10) are meshed with the grooved surface (16) of the mooring interface (13).

The invention discloses a cutter suction dredger height limit section multi-anchor cable tension self-adaptive regulation and control system, which relates to the technical field of intelligent ocean engineering equipment, and comprises an acquisition module for acquiring ship environment situation data, carrying out timestamp alignment, noise filtering and coordinate system unification, generating a multi-modal environment data packet, a model construction module, a control module and a control module, a three-dimensional dynamic situation field model is constructed by utilizing a potential field modeling engine based on a multi-modal environment data packet, a potential field distribution matrix is generated through a finite difference method, meanwhile, a partial derivative of the potential field distribution matrix is calculated by utilizing central difference, a three-dimensional potential field gradient tensor is generated, and a path planning module is used for planning a path on the basis of the three-dimensional potential field gradient tensor. Candidate path nodes are iteratively generated by adopting an RRT algorithm, smoothing processing is carried out through a cubic spline interpolation algorithm, an initial navigation path is generated, and the tension of the anchor cable can be dynamically adjusted according to actual environment changes by constructing a three-dimensional dynamic situation field model, so that the stability and the safety in the operation process are improved.

Aspects of the disclosure pertain to single point mooring systems and method used in relation to single point mooring systems wherein, the system divides the restoring weight for the mooring system in two and removes hinges and swivel joints from the gravitational load path suspending the restoring weight.

The invention discloses a hydraulic mooring device constant tension control method and system for ship mooring. The method comprises the steps that historical external disturbing force data of a hydraulic mooring device and a ship mooring rope are obtained; according to the historical external disturbing force data, training to obtain a disturbing force prediction model, and according to the disturbing force prediction model, obtaining an external disturbing force after the control valve is adjusted for a preset delay time; and inputting the external disturbing force into a preset fuzzy PID controller to obtain the opening degree of a control valve, and performing constant tension control on the hydraulic mooring device according to the opening degree of the control valve. The opening degree of the control valve of the hydraulic mooring device can be adjusted according to external disturbance force, so that tension fluctuation of a ship mooring rope is reduced, the situation of economic loss caused by breakage of the mooring rope or collision between a ship and a wharf during mooring is reduced, the mooring safety and reliability are improved, and the hydraulic mooring device can be widely applied to the technical field of ship safety.

The invention relates to the field of offshore wind power facilities, and particularly discloses an offshore wind power construction platform and a using method thereof.The offshore wind power construction platform comprises a supporting base, a main floating plate and a connecting ring; the air exhaust cavity is formed in the bottom of the main floating plate; the piston plate is connected in the air exhaust cavity in a sliding manner; the flow sensing impeller is rotationally arranged at the bottom of the main floating plate; the adapter is arranged between the flow sensing impeller and the piston plate; and the sucking disc is arranged on the connecting sleeve plate. The construction platform can be stably connected to the offshore wind power equipment through the connection effect of the suction cups and the magnetic suction plates, the larger offshore wind waves are, the stronger the connection effect of the suction cups is through the arrangement of the flow sensing impellers, the connecting pieces and the air exhaust cavities, and therefore the connection effect of the suction cups is guaranteed, and when the construction platform is connected to the offshore wind power equipment, the construction platform can be stably connected to the offshore wind power equipment. And the construction platform can be relatively static, a construction worker can conveniently climb on the offshore wind power equipment for overhauling, and the use safety of the construction platform is improved.

Yoke mooring systems and processes for using same. The system can include a turntable connected to and rotatable with respect to a base. A yoke can be connected to the turntable such that the yoke can at least partially rotate about a longitudinal axis of the yoke and at least partially rotate about a second axis that can be orthogonal to the longitudinal axis. A first and second link arm can be connected to the yoke and to a first component of a first and a second releasable connector, respectively. A first and second lifting line can be connected to the second end of the first and second link arms, respectively. A first and second lifting device can be disposed on a vessel and configured to be connected to a second end of the first and second lifting lines, respectively, to lift and lower the link arms and the yoke.