118 results about "Ocean winds" patented technology

The invention discloses a seawater corrosion resistant steel plate with high crack arrest and strain aging embrittlement resistance characteristics and a manufacturing method thereof. The seawater corrosion resistant steel plate is prepared from the compositions in percentage by weight: 0.040-0.070% of C, less than or equal to 0.15% of Si, 0.85-1.15% of Mn, less than or equal to 0.013% of P, lessthan or equal to 0.0030% of S, 0.90-1.20% of Cu, 0.60-1.00% of Ni, 0.05-0.30% of Mo, 0.010-0.030% of Nb, 0.008-0.014% of Ti, 0.040-0.070% of Al, less than or equal to 0.0050% of N, less than or equalto 0.0003% of B, 0.0010-0.0040% of Ca and the balance of Fe and inevitable impurities. The steel plate has high strength, excellent low-temperature toughness, the crack arresting characteristic and the strain aging embrittlement resistance characteristic, further has excellent seawater corrosion resistance, can withstand large heat input welding, is particularly suitable for icebreaker shells, offshore platforms, sea-crossing bridges, ocean wind tower structures, hydroelectric metal structures (pressure steel pipes, volutes, steel bifurcated pipes and hydraulic turbine metal components), pressure vessels and the like in ice sea areas, and can achieve stable mass industrial production.

The invention discloses a semi-submersible type anti-overturning device for an ocean platform. The semi-submersible type anti-overturning device for the ocean platform comprises a rotating support arranged on the outer side of the ocean platform, a blade set, a power generating device and a control system; the rotating support comprises a lower base ring and an upper base ring, and the bottom of the lower base ring is movably connected with the ocean platform through a plurality of annularly and uniformly distributed hydraulic cylinders. The upper base ring is located above the lower base ring, and is connected with the lower base ring in a sliding manner, and the upper base ring can rotate around its center relative to the lower base ring. The blade set comprises a plurality of wing-shaped blades, and the wing-shaped blades are annularly and regularly arranged above the upper base ring; the wing-shaped blades are all arranged in the vertical direction, and the lower ends of the wing-shaped blades are adjustably connected with the upper base ring. An inner gear is arranged on the inner side of the upper base ring, and rotates along with the upper base ring, and the inner gear drives the power generating device to wok through a transmission mechanism. According to semi-submersible type anti-overturning device for the ocean platform, influences of sea wind on operation of the ocean platform can be effectively weakened, harm of ocean wind power is converted into electric energy, and wind power generation is clean, free of pollution, green and environment-friendly, and high insafety performance.

The invention provides an ocean wind power generation single pile foundation scouring protection device, and belongs to the technical field of ocean wind power. The ocean wind power generation single pile foundation scouring protection device comprises a backfill gravel layer arranged on the periphery of the single pile foundation in a surrounding mode, the backfill gravel layer comprises a conical rock-fill layer located above the surface of a seabed and a soil-entering rock-fill layer located below the surface of the seabed, and the surface of the conical rock-fill layer is wrapped with a buffer layer. The ocean wind power generation single pile foundation scouring protection device is good in protection effect and stable and durable in structure, meanwhile, the ocean pasture technology is combined, the breeding output is improved, the economic benefits are improved, the sea is intensively used, the resource utilization efficiency is improved, and therefore the construction cost and the operation and maintenance cost are reduced.

The invention discloses a ship marine operation assistant decision support system based on a mobile terminal and belongs to the technical field of shipbuilding and oceanography engineering. Accordingto the ship marine operation assistant decision support system based on the mobile terminal, through weather forecast and a shipborne sensor, ocean environment basic information of a sea area where aship is located is obtained; through a systematic ocean wind wave theoretical model, ocean wind wave fields around the ship are built; through a super computer or cloud computing, real-time simulationis conducted on ship movement to obtain ship movement responses, and by combining relevant marine operation norms and the ship movement responses, marine operation assistant decision information is given; and the assistant decision information can be real-timely fed back to a user on the ship through the mobile terminal. The ship marine operation assistant decision support system based on the mobile terminal can provide assistant decision support for ship marine operation scheme design and implementation, at the operation scheme design stage, the possible dangerous situations are evaded or early warned, and the ship marine operation assistant decision support system has wide market application prospects and good social benefits and economic value.

The invention discloses high-strength steel for a corrosion-resistant fastener for ocean wind power and a production method, and belongs to the technical field of ocean wind power fastener materials.The high-strength steel for the corrosion-resistant fastener for ocean wind power comprises the following main chemical components in percentage by mass: 0.20% to 0.30% of C, 0.60% to 0.80% of Si, 0.40% to 0.60% of Mn, 1.20% to 1.40% of Cr, 0.15% to 0.30% of Mo, 0.30% to 0.50% of Ni, 0.20% to 0.40% of Cu, 0.10% to 0.20% of Sn, 0.020% to 0.037% of Al, 0.010% to 0.015% of N, 0.0015% to 0.0035% of Mg, less than or equal to 0.020% of P, less than or equal to 0.010% of S and the balance of Fe and inevitable impurities. The grain size and austenite grain size of the steel are smaller than or equal to 11 [mu]m, the steel has high strength and high toughness, the heat treatment mechanical property reaches the 10.9 grade or above, the KV2 impact toughness value at -80 DEG C is larger than or equalto 65 J, and the chloride ion corrosion resistance is 1.5 times or above that of market general 10.9-grade wind power bolt steel.

The invention discloses an oceangoing squid fishing boat with a horizontal-shaft wind power generator. The oceangoing squid fishing boat comprises squid collecting lamps, an electricity storage device, a current stabilizer and the horizontal-shaft wind power generator, one end of the current stabilizer is connected with the horizontal-shaft wind power generator through a lead while the other end of the same is connected with the electricity storage device through a lead, and the other end of the electricity storage device is connected with the squid collecting lamps through a lead. During anchoring work or traveling, the oceangoing squid fishing boat can fully utilize ocean wind, convert wind energy into electric energy and provide electricity for trapping work of the oceangoing squid fishing boat and crew's living, so that oil consumption is reduced, cruising capability of the oceangoing squid fishing boat is improved, and environmental pollution is reduced.

The invention relates to a salt corrosion and torsion resisting type shielding telecommunication cable used for ocean wind power and a manufacturing method thereof. A salt corrosion and torsion resisting type rubber insulating layer is uniformly extruded to wrap the peripheries of stranded copper conductors in order to form insulating wires, the insulating wires are stranded in pairs to form a stranded wire pair, the gap of the stranded wire pair is filled with a flame-retardant non-hygroscopic fiber filling core, the periphery of each group of stranded wire pair is wound with a copper foil polyester compounding belt shielding layer to form a stranded group, multiple stranded groups are mutually stranded to form a cable core, and the periphery of the cable core is wrapped with low strength non-woven fabrics, and is extruded with a protective sleeve. According to the salt corrosion and torsion resisting type shielding telecommunication cable, a longitudinal low strength non-woven fabric wrapping layer is adopted, and is completely matched with the insulating wire core in shape, so that the gap between the longitudinal low strength non-woven fabric wrapping layer and the insulating wire core is eliminated, a flame can be favorably prevented from being continuously transmitted to the inside under the combustion condition, and the humidity steeping resistance is improved. Meanwhile, the longitudinal low strength non-woven fabric wrapping layer can ensure that the protective sleeve does not adhere to the insulating wire core, and facilitates the stripping of the protective sleeve in the construction process without damages on the insulating wire core.

The invention discloses an ocean wind energy downscaling method based on a deep learning neural network. The method comprises: collecting for a period; performing 0.2-0.3 degree high-resolution reanalysis on day-by-day sea surface 100m wind field data in the data, performing 1-3 degree low-resolution reanalysis on day-by-day sea surface 10m wind field and sea level air pressure field data in the data, and performing 1-3 degree low-resolution global climate mode data on day-by-day sea surface 10m wind field and sea level air pressure field data in the data; carrying out normalization processingon the collected data; training a deep learning neural network model; and applying a deep learning neural network model to obtain 0.2-0.3 degree high-resolution day-by-day sea surface 100m wind fielddata after downscaling of the target area. According to the method, through the deep learning neural network, intrinsic characteristics and essential rules contained in the data are extracted, downscaling errors are reduced, and prediction of ocean wind energy is more accurate.

The invention relates to the technical field of marine garbage removal, in particular to a funnel type ocean shoal white garbage collecting device. The funnel type ocean shoal white garbage collectingdevice solves the technical problems that during flood tide and ebb tide, white garbage is brought to ocean, and the ecological environment pollution and marine pollution are caused. In order to solve the above technical problems, the funnel type ocean shoal white garbage collecting device is provided and comprises a collecting box, protection ropes are fixedly connected to the tops of the two sides of the collecting box, first floating balls are fixedly connected to the bottoms of the protection ropes, a protection net is fixedly connected to the tops of the protection ropes, second floatingballs are fixedly connected to the tops of the two sides of the collecting box, and a wind power air sucking mechanism is fixedly connected to the top of the collecting box. According to the funnel type ocean shoal white garbage collecting device, suction force generated by ocean wind collects the white garbage on the ocean shoal to the interior of the collecting box, and recovering and removingof the white garbage on the ocean shoal are facilitated.