1521results about "Anchoring arrangements" patented technology

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.

The invention relates to a floating platform for mechanically cleaning marine organisms. The floating platform integrates a floating body platform, a crane, a net bag cleaning device, a flat net cleaning device, a garbage collecting net bag, a power device and the like. The net bag cleaning device and the flat net cleaning device are used for cleaning sundries of the intercepting net bag and the plane intercepting net respectively, the sundries are rapidly and effectively conveyed to the garbage collecting net bag in a suction mode, and follow-up unified treatment and transportation are facilitated. The platform is provided with a hydraulic winch and a cable, and movement flexibility and stability are enhanced. The hydraulic winch quickly adjusts the position of the platform by winding and unwinding the cable to adapt to different operation scenes, and the underwater anchor block provides a reliable anchoring point for the cable to prevent the platform from drifting. Besides, the platform is provided with a pipe reeling device, the releasing length of an operation pipeline can be accurately controlled, smooth extension and orderly retraction of the pipeline are ensured, adaptability and flexibility are enhanced, and the floating platform for mechanically cleaning the marine organisms has the advantages of being efficient, stable and flexible and can effectively meet various complex environments and cleaning requirements.

The invention relates to the technical field of photovoltaic equipment, and discloses a cable-supported marine photovoltaic floating system, which comprises floating units, a cable net structure, a frame structure and a mooring structure, the cable net structure comprises longitudinal cables and transverse cables, the longitudinal cables and the transverse cables intersect to form a grid shape, and the longitudinal cables and the transverse cables intersect and are fixed in the floating units; the outer ends of the longitudinal cables and the outer ends of the transverse cables are connected with the frame structure, the frame structure is connected with the mooring structure, and the mooring structure is used for keeping pretension of the transverse cables and the longitudinal cables. According to the scheme, the longitudinal cables and the transverse cables are stressed in a face mode, a traditional point stress mode is replaced, external force can be dispersed more evenly, the local damage risk is reduced, and high fatigue resistance is achieved; the longitudinal cables and the transverse cables are fixed through the floating units, relative displacement of the longitudinal cables and the transverse cables is avoided, the integrity of the cable net structure is guaranteed, the frame structure and the mooring structure fluctuate up and down along with stormy waves and adapt to dynamic changes of the cable net structure, and the stability and durability of the whole floating type offshore photovoltaic system in the complex marine environment are guaranteed.

The invention provides a floating type annular wave-resistant offshore photovoltaic structure. The floating type annular wave-resistant offshore photovoltaic structure comprises arc-shaped wave-resistant structure units, spring connectors, photovoltaic buoyancy tanks, photovoltaic modules, buoyancy tank mooring cables, mooring cables and pile anchors. The plurality of arc-shaped anti-wave structure units are flexibly and annularly connected through the spring connectors to form a floating type annular anti-wave structure; photovoltaic buoyancy tanks are fully paved in the circular ring of the floating type annular wave-resistant structure in parallel, and a photovoltaic module is fixedly mounted on the surface of each photovoltaic buoyancy tank. The structure main body of the novel floating type annular wave-resistant offshore photovoltaic structure adopts arc-shaped wave-resistant structures made of a high-density polyethylene material, the arc-shaped wave-resistant structures are connected into an integral circular ring through spring connectors, photovoltaic modules in the ring are protected and moored, a plurality of macromolecule buoyancy tank mooring cables are adopted in the ring to be connected with photovoltaic buoyancy tanks, and the photovoltaic buoyancy tanks are connected into a whole. The whole structure has certain flexibility and has the advantages of being small in steel consumption, high in weather resistance, low in building cost, high in wind wave resistance, easy and convenient to construct, good in power generation economical efficiency and the like.

A support system includes a platform floating at a surface of a body of water, a set of mooring elements, and a set of motion dampers. Each mooring element is rigidly coupled to the platform and to a bottom of the body of water. Each motion damper is coupled to the platform. Each motion damper includes a spool, a line, and a rotation controller. The line is coupled to and partially wound on the spool and has an end rigidly coupled to the bottom of the body of water wherein a tension force in the line is affected by rotation of the spool. The rotation controller is coupled to the spool and is operable to control the rotation of the spool based on the tension force in the line.

The invention relates to the technical field of mooring equipment, in particular to a floating platform tension leg mooring system which comprises at least three sets of tension tendons connected with a floating platform, and each tension tendon is composed of a steel cable locking device, a steel cable, a mooring connecting arm and a universal joint base from the upper platform end to the lower anchoring end. The tension tendons are connected with the floating platform through the steel cable locking devices, accurate adjustment of tension is achieved through the tension adjusting locking connectors, the tension consistency of the tension tendons is achieved, the tension adjusting locking connectors can be locked on the steel cable locking devices, and one ends of the tension adjusting locking connectors are directly connected with the steel cables. According to the floating platform tension leg mooring system, through the design of the tension adjusting locking connectors, the tension of each group of tension tendons can be accurately adjusted, and it is ensured that the tension of each group of tension tendons is kept consistent. Therefore, the stability and the reliability of the whole mooring system are improved, and the platform movement deviation caused by uneven tension is reduced.

The invention discloses a tension leg floating type wind power platform pile foundation connecting device, and relates to the technical field of tension leg floating type wind power platform mooring connection, the tension leg floating type wind power platform pile foundation connecting device comprises a bottom connecting mechanism and a steel cable protection mechanism, the bottom connecting mechanism comprises a welding back plate, a tongue plate is arranged on the welding back plate, the upper end of the tongue plate is connected with a steel cable joint through a pin shaft, and the lower end of the tongue plate is connected with the steel cable joint. A steel cable is connected to the steel cable joint, so that the steel cable has the function of two rotational degrees of freedom, and the two ends of the tongue plate are locked and fixed through locking mechanisms respectively. The steel cable protection mechanism is located on one side of the pile foundation, and the steel cable is placed on the steel cable protection mechanism after being connected and used for preventing the steel cable from being bent and damaged when the steel cable is pre-laid to the seabed. The device is simple in structure, reliable in performance, convenient to operate and capable of adapting to underwater rapid connection, only one ROV is needed for auxiliary operation in the whole operation process, the tie-back installation process of the tension leg wind power platform mooring rope and the anchoring device is simplified, and the mooring and installation cost of the tension leg wind power platform is reduced.

The invention relates to the technical field of ocean engineering equipment, in particular to a marine organism cleaning floating ship used at a cold source water intake of a nuclear power station, which comprises a buoyancy platform, four hydraulic winches are mounted and connected on the buoyancy platform and are distributed at the left upper corner, the right upper corner, the left lower corner and the right lower corner of the buoyancy platform; the buoyancy platform is provided with a cleaning suction device used for cleaning marine organisms on the intercepting net, the buoyancy platform is further connected with a discharging pipeline with a downward outlet, the cleaning suction device is provided with a suction pipe, and the flow of the suction pipe can be changed. The cleaning suction device is further provided with a cleaning brush capable of washing marine organisms on the intercepting net, and the cleaning effect is better optimized.

A gravity type variable-length seabed single-point mooring connecting device of a floating fan comprises a floating body with at least two pulley fairlead devices, a single-point anchor arranged on the seabed and connected with a rotatable device, and at least one weight located in water below the floating body. Wherein the heavy block is connected with the single-point anchor through a mooring rope passing through the pulley fair lead. The offshore mooring system is small in seabed coverage area, environment-friendly, high in mooring system efficiency, safer, more reliable, practical and feasible, has a wind indicator function, and can be used for offshore mooring positioning of the floating type wind power platform with the water depth ranging from 50 m to 300 m or even larger than 1500 m.

The invention discloses a vibration reduction connecting joint of a tension leg type floating platform and an anchor chain and an implementation method of the vibration reduction connecting joint. The vibration reduction connecting joint comprises an annular hydraulic adjusting base with a top plate and a bottom plate, the top plate is fixed to the bottom of a floating barrel connecting steel plate, and a plurality of hydraulic jacks are arranged between the top plate and the bottom plate; a plurality of shape memory alloy dampers are arranged between the bottom plate and the connecting lug plate below the bottom plate, and the surfaces of the shape memory alloy dampers are sleeved with damper damping shells made of graphene aerogel composite materials. The anchor chain is connected with the connecting lug plate through a spherical hinge joint; the problem of fatigue damage of the anchor chain is relieved through the double damping effects of the damper and the damping shell in combination with the displacement compensation function of the spherical hinge joint. During specific implementation, vibration reduction connection node model selection is conducted through the stability index and the vibration reduction performance index, then during service, the height of the bottom plate is adjusted through stretching and retracting of the hydraulic jack, the vibration reduction performance index is made to be higher than a threshold value, the tension of the tension legs is indirectly adjusted, and the overall stability of the platform is improved.

The invention discloses a tension leg type offshore wind power platform and a tendon dynamic balance adjusting method.The wind power platform comprises a center stand column, side buoys, a floating bridge and tendons, a plurality of ballast tanks are arranged in the floating bridge and the side buoys, and a plurality of emergency water inlets are formed in the bottom of the floating bridge and the tops and the bottoms of the side buoys; a ballast tank communicating opening which can be selectively communicated with the buoy ballast tank is formed in the lower part of the floating bridge ballast tank close to the buoy; and a ballast system is arranged in each ballast tank, and the ballast systems can be used for carrying out pressure discharge on the ballast tanks or selectively transferring water in any ballast tank to other ballast tanks. The internal ballast can be selectively adjusted through a natural flowing mode and / or a mechanical mode based on the tendon tension, the tendon failure position and the tendon failure number can be judged, an emergency control strategy is formulated according to the tendon failure condition, the service life of a mooring system is prolonged, and the safety of the mooring system is improved. And the self-storage performance of the tension leg platform can be improved when the mooring system breaks down.

The invention discloses a tension leg single point mooring type floating fan platform. The floating body is located on the water surface and used for carrying a wind power generation device, and the tension leg mechanism is located under the water surface. The upper portion of the tension leg mechanism is movably connected with the floating body, and the lower portion of the tension leg mechanism is movably connected with an anchoring point underwater. When the floating body generates an upward or downward displacement trend under the action of wind and wave external force, the tension legs generate tension balance in the opposite direction on the floating body; when the floating body moves upwards, the tension legs are tensioned to prevent the rising height of the floating body, and when the floating body moves downwards, the tension of the tension legs resists the sinking amplitude of the floating body. The wind turbine platform has a multi-angle or multi-dimensional rotating function in the marine environment, the posture of the floating body can be dynamically adjusted according to the comprehensive load direction of wind, waves and flow, the balance direction is precisely matched with the floating body, and the platform can effectively capture wind energy and convert the wind energy into electric energy in the complex marine environment; and the adverse effect of external force on the stability and safety of the whole platform is effectively reduced.

The utility model relates to a mooring system and a wind generating set, the mooring system is used for being connected with a floating foundation, the mooring system comprises a first mooring assembly and a second mooring assembly, the first mooring assembly comprises a first anchor chain and a first counterweight part, the first counterweight part is connected to the first anchor chain, the first anchor chain comprises a first end part and a second end part, and the first end part is used for being connected with the floating foundation; the second mooring assembly comprises a fiber cable and a floating body, the floating body is arranged on the fiber cable, and one end of the fiber cable is connected with the second end of the first anchor chain; the third mooring assembly comprises a traction section and an anchoring part, one end of the traction section is connected with the end, away from the first anchor chain, of the fiber cable, the other end of the traction section is connected with the anchoring part, and the traction section comprises one of a steel wire rope and a second anchor chain. The embodiment of the utility model provides a mooring system and a wind generating set, the mooring system can be suitable for shallow water requirements, and the reliability of the mooring system can be improved.

The invention belongs to the ocean wave energy power generation technology, and particularly discloses a suspended hammer floating type wind-wave combined generator set and a cooperative control method.The combined generator set comprises a semi-submersible floating type platform, a wind power generation device is arranged on the upper portion of the semi-submersible floating type platform, and the semi-submersible floating type platform is anchored by three anchor chains; three power generation sleeves are hinged to the interior of the semi-submersible floating type platform, the lower end of each power generation sleeve is correspondingly installed at the upper end of a variable-length damping inclined supporting rod, the lower end of each damping inclined supporting rod is hinged to a suspension hammer through a universal joint, and the power generation sleeves, the damping inclined supporting rods and the suspension hammer jointly form an inverted-triangular-pyramid-shaped wave energy power generation device. The wind power generation device and the wave power generation device are both controlled by the control system. Through the action of the lower suspension hammer wave energy device, the action of flexibly adjusting the motion response of the upper semi-submersible floating platform and the lower suspension hammer wave energy device is achieved, and the motion response and the borne load of the floating wind generating set are effectively improved.

The invention relates to the technical field of wind power generation, in particular to a floating type wind power generation foundation and a floating type wind power generator. The floating type wind power generation foundation comprises a foundation platform, a mooring assembly, a ballast system and two supporting tower barrels. The foundation platform is connected with the mooring assembly; the ballast system is connected with the foundation platform and used for adjusting the gravity center and buoyancy of the foundation platform; the two supporting tower barrels are connected with the foundation platform at intervals. The floating type wind power generation foundation is applied to a floating type wind power generator, two wind power generator sets can be installed on the floating type wind power generation foundation, and the problems of mechanical manufacturing and machining capacity bottleneck, experimental testing equipment capacity bottleneck, hoisting and transporting equipment capacity bottleneck and the like existing in the development process of ultra-high-power generator sets are effectively solved. By the adoption of the basic structure, the floating type unit can be directly universal with existing mature products, the manufacturing cost of a supply chain is greatly reduced, and meanwhile commercial operation of the floating type unit with high cost performance is better achieved.

The invention discloses an anti-storm hexagonal semi-submersible energy island power generation platform, and relates to the technical field of offshore photovoltaic power generation, wave power generation and energy storage. A plurality of main floating pipes radially extend outwards from the center of the diagonal line of the floating island, and a truss structure is arranged above the main floating pipes; the free ends of every two adjacent main floating pipes are connected through the multiple auxiliary floating pipes. The string inhaul cables are arranged between two adjacent truss structure assemblies in parallel at intervals, and photovoltaic panels are arranged on the string inhaul cables; the energy storage hemisphere floater assembly is arranged below the center of the diagonal line and the free end of the floating island. The inverter assembly is arranged above the energy storage hemisphere floater assembly at the center of the diagonal line of the floating island; the multiple wave-proof plate assemblies are arranged at the outer ends of the floating pipes, are parallel to the auxiliary floating pipes and slide up and down along with buoyancy. According to the photovoltaic-wave energy-energy storage integrated power generation platform, the wave-proof plate reduces the influence of waves on the photovoltaic panel, and the energy storage hemispherical floater provides buoyancy, lifts the gravity center and reduces the wave force. The method can be suitable for offshore photovoltaic projects with any installed capacity of open seas and islands.

The water surface floating type breakwater capable of dispersing the sea wave energy comprises a floating plate, the bottom of the floating plate is connected with a balancing weight through a fixedly-installed mooring rope, and the balancing weight is used for preventing anchor dragging of anchor mooring equipment; an underwater energy dissipation assembly is arranged at the bottom of the floating plate, and the underwater energy dissipation assembly is used for conducting energy dissipation treatment on energy under the water surface and attenuating the underwater energy; a water surface wave-proof assembly is arranged at the top of the floating plate and used for reducing energy of the sea waves step by step and dispersing the sea waves so as to reduce the overall sea wave energy.

The invention relates to the technical field of offshore wind turbines, in particular to an installation and recovery method of a submersible mud floating type offshore wind turbine system. The method comprises the following steps: S1, mounting stage of wet-mopping auxiliary units: mounting at least two wet-mopping auxiliary units on the periphery of the submersible mud floating type offshore wind turbine; s2, the transportation stage of the wet dragging auxiliary units, wherein a tugboat is fixed to two of the wet dragging auxiliary units through a dragging cable, and the water filling and discharging amount of each buoyancy compartment is controlled through an air-water replacement valve in the transportation process; s3, a dismounting stage of the wet mopping auxiliary units: after a destination is reached, power sources and control sources of all the wet mopping auxiliary units are closed, and fixation of the submersible mud floating type offshore wind turbine and the wet mopping auxiliary units is relieved; s4, the installation stage of the submersible mud floating type offshore wind turbine; S5, the recovery stage of the submersible mud floating type offshore wind turbine; and S6, the steps S1 to S3 are executed repeatedly. According to the technical scheme, the problem that a traditional wet mopping mode is limited in operation under severe sea conditions can be solved, installation is easy and convenient, and cost is low.

Submersible box-winged vehicle systems generate hydroelectric energy using naturally occurring tidal flows and / or water currents in a body of water. The vehicle systems include a submersible hull, an upright dorsal fin extending from an aft portion of the submersible hull, port and starboard wing assemblies each having respective proximal ends joined to a forward region of the hull an and an upper region of the dorsal fin so as to establish a box wing configuration, and electrical power generation units attached to the port and starboard wings, wherein each of the electrical power generation units include a generator and a marine propeller operatively connected to the generator so as to cause the generator to generate electrical energy in response to the marine propeller turning. The vehicle system when submerged in a body of water thereby allows tidal flows and / or currents associated with the body of water to responsively turn the marine propeller of each of the electrical power units thereby generating electricity by the generator operably associated therewith

The invention discloses a multifunctional floating structure for ocean observation, which comprises a floating body, the floating body is a dish-shaped floating container, the upper part of the floating body protrudes to form a mounting frame, the bottom of the floating body is provided with a buoy anchoring and positioning assembly, and the floating body is provided with a multifunctional detection assembly; a plurality of closed cavities are annularly formed in the floating body, a floating controller is connected to the closed cavities, and the floating controller is used for controlling the immersion depth of the floating body; the invention relates to the technical field of observation buoys, integrated equipment is adopted, various monitoring requirements of seawater temperature, salinity, pollutants, surge data and the like are integrated on a floating body, a marine litter salvaging system is arranged aiming at the marine litter problem at the present stage, marine litter can be salvaged, the functionality of a floating device is greatly enriched, and the service life of the floating device is prolonged. The marine environment is protected; meanwhile, garbage is prevented from influencing the detection effect.

The invention discloses a box type breakwater-semi-submersible photovoltaic platform-swing type wave energy integration device, and belongs to the technical field of offshore power generation devices. Comprising a plurality of box type breakwaters, the rear ends of the box type breakwaters are connected with a plurality of semi-submersible type floating photovoltaic platforms, mooring structures are arranged in the semi-submersible type floating photovoltaic platforms at the two ends, the semi-submersible type floating photovoltaic platforms in the vertical direction are connected through swing type wave energy devices, and the swing type wave energy devices are connected with the semi-submersible type floating photovoltaic platforms in the vertical direction. The semi-submersible floating photovoltaic platforms in the horizontal direction are connected through flexible connecting structures. By the adoption of the device, wave energy and solar energy cooperative power generation and multi-energy complementation are achieved, the limitation of a single photovoltaic platform on the power generation time is broken through, meanwhile, the swing type wave energy device with the PTO can further restrain the motion response of the floating body and improve the stability of the device at the time of capturing wave energy, and then the management efficiency is improved.

A floating power-generation group comprises a floating hub such as a spar buoy that is anchored to subsea foundations by anchor lines. Floating power producer units such as wind turbines are connected electrically and mechanically to the hub. The power producer units are each moored by mooring lines. At least one mooring line extends inwardly toward the hub to effect mechanical connection to the hub and at least one other mooring line extends outwardly toward a subsea foundation. The groups are combined as a set whose hubs are connected electrically to each other via subsea energy storage units. Anchor lines of different groups can share subsea foundations. The storage units comprise pumping machinery to expel water from an elongate storage volume and generating machinery to generate electricity from a flow of water entering the storage volume. The pumping machinery can be in deeper water than the generating machinery.

The invention discloses a novel offshore wind-light-wave energy comprehensive complementary power generation structure system which comprises a vertical axis wind power generation module, a solar photovoltaic power generation module, a point absorption type wave energy power generation module, a floating platform and a mooring system. A point absorption type wave energy power generation device is arranged in the middle of the floating platform, and the mooring system is connected with the floating platform so as to keep the floating platform at the sea position. According to the novel offshore wind-light-wave energy comprehensive complementary power generation structure system, wind energy, solar energy and wave energy can be fully utilized, the cost per kilowatt-hour is effectively reduced, pollution and consumption are avoided, and application and popularization are suggested.

The invention discloses an annular floating type fan system with a dense tensioning type structure, and belongs to the technical field of ocean wind power generation. The system adopts at least one buoyancy ring to provide main buoyancy, so that tensioning type mooring cables which are densely arranged have enough tension and are favorable for resisting ocean storm waves, and a central stand column is vertically arranged in the buoyancy ring structure in a penetrating manner; the two ends of the central stand column are annularly and regularly connected with at least one buoyancy ring through a plurality of dense prestress connecting bodies, so that a spindle shape is integrally formed, a wind power mechanism is arranged at the upper end of the central stand column in the axial direction of the central stand column, and the lower portion of at least one buoyancy ring structure is connected with an annular gravity anchor through a plurality of dense mooring cables. The central stand column and the buoyancy ring are connected by additionally arranging the prestress connecting body, vertical rigidity is provided for the formed floating mechanism, and therefore the steel consumption can be reduced on the whole, the purpose of a lightweight structure is achieved, and then the manufacturing cost of the structure is reduced.

The invention discloses a protective device for offshore power generation, which relates to the field of offshore energy equipment protection and comprises a multi-stage buffer anchor cable system, an annular cabin type floating body structure, a dynamic gravity center adjusting unit and an anti-resonance component. The multi-stage buffering anchor cable system is arranged in the circumferential direction of the floating body and comprises a main cable, an elastic buffering section, a damping adjusting section and a universal hinge joint. The annular cabin type floating body structure is provided with an inner cabin body, an outer annular cabin and a wave impact guide plate; the outer annular cabin is divided into an independent sealed cabin; the dynamic gravity center adjusting unit is arranged at the bottom of the inner cabin body, and the anti-resonance assembly is horizontally arranged in the outer annular cabin; according to the device, storm impact is attenuated through multi-stage buffering anchor cables, and buoyancy is optimized to resist waves through an annular cabin structure and a flow guide plate; the dynamic gravity center adjusting unit adjusts the balance weight in real time to counteract inclination of the floating body; the anti-resonance partition plate inhibits resonance, reduces structural abrasion, can adapt to complex sea conditions, guarantees stable operation of power generation equipment, prolongs the service life, and provides safety protection for offshore clean energy development.

The utility model relates to the field of offshore floating platform equipment, and particularly discloses a triangular structure floating platform which comprises a floating platform, the floating platform comprises a bent part and two extension parts, and the two extension parts are symmetrically arranged on the bent part through symmetric axes; comprising three buoys, the three buoys are all arranged on the top of the floating platform, one buoy is arranged on the bent part, and the other two buoys are symmetrically arranged at the ends, away from the bent part, of the two extension parts through symmetric axes. The offshore floating platform has the effect that the problem that an existing offshore floating platform is inconvenient to assemble is solved.

The invention discloses a high holding power anchor group system and a mounting method.The high holding power anchor group system comprises a front high holding power anchor and a rear high holding power anchor, the front high holding power anchor comprises a front high holding power anchor plate, a front high holding power anchor shin is fixed to the top face of the front high holding power anchor plate, and a rear high holding power anchor shin is fixed to the top face of the rear high holding power anchor plate; a front mooring point is formed at the front end of the front high holding power anchor shank, the front mooring point is connected with one end of the mooring anchor chain, the rear high holding power anchor comprises a rear high holding power anchor plate, a rear high holding power anchor shank is fixed to the top face of the rear high holding power anchor plate, a rear mooring point is formed at the front end of the rear high holding power anchor shank, and the rear mooring point is connected with one end of the mooring anchor chain. And the connecting piece at the rear end of the anchor plate of the front high holding power anchor is connected with the rear mooring point through a connecting anchor chain. The high holding power anchor group system can be embedded into soft seabed soil by a deeper depth, so that the bearing capacity is improved.

The invention discloses a shoal elevator suitable for grouting spiral anchor installation and a using method thereof. A spiral anchor fixed to the bottom of an anchoring base is screwed into an anchoring seabed, so that the anchoring base is fixed to a designated installation site, and shoal elevator installation is completed. When seabed soil is loosened, the rotary piling system starts to work, a sensor is arranged at the tip end of the grouting spiral anchor, and when the tip end touches seabed soil, an engineering ship can pressurize cement grout to the spiral anchor through a grouting pipe. And when the grouting screw anchor reaches the designed burial depth, the rotary piling system is disconnected from the grouting screw anchor, the fixed screw anchor at the bottom of the anchoring base is screwed out of the anchoring seabed, and the shoal elevator is pulled out of the seabed to be reused. According to the invention, the anchoring base can accurately reach a preset mounting site, and the deviation of the spiral anchor is reduced; it is ensured that the grouting spiral anchor reaches the sufficient penetration depth, and sufficient uplift bearing capacity is provided; the device is high in flexibility and suitable for shoal foundations of different oceans.

The invention provides an anti-storm marine ranch breeding device, and relates to the field of marine ranches. The wind-wave-resistant marine ranch breeding device comprises a floating plate, a plurality of surrounding rods are fixedly connected to the bottom end of the floating plate, the surrounding rods form a square in a surrounding mode, a breeding bottom plate and a wave-resistant mechanism are arranged outside the surrounding rods in a sliding fit mode, and the wave-resistant mechanism is used for dispersing impact force of sea waves to multiple directions through wind waves in the ocean. The wave-resistant mechanism comprises U-shaped rods, the U-shaped rods are arranged on the four faces of the floating plate, pointed cone plates are fixedly connected to the middles and the two sides of the U-shaped rods, mounting plates are fixedly connected to the two ends of the rear sides of the pointed cone plates, and buffer rods are fixedly connected to the two ends of the rear sides of the mounting plates. The impact force of sea waves can be dispersed to multiple directions through the action of the pointed cones, so that the direct impact of the sea waves on the floating plate is reduced, and the direct impact of the sea waves on the floating plate is reduced.

A jacket foundation sharing anchoring system for offshore wind and light same-field power generation comprises a plurality of jacket foundations used for supporting a wind driven generator, and the jacket foundations are distributed in an array mode. The jacket foundations are divided into a plurality of groups, the number of each group of jacket foundations is at least three, and the jacket foundations in the same group can define a photovoltaic mounting area for accommodating a floating photovoltaic platform; the guide pipe frame foundation comprises a suction barrel inserted into the seabed, the suction barrel is fixedly and detachably connected with a plurality of mooring cables used for being connected with the floating type photovoltaic platform, and the mooring cables extend into the photovoltaic installation area. According to the jacket foundation sharing anchoring system and anchoring method for offshore wind and light same-field power generation, the floating type photovoltaic platform and the wind driven generator can share the jacket foundation, sharing anchoring is achieved, and the stability of the wind driven generator and the stability of the floating type photovoltaic platform are both improved.