36results about How to "Improve wave suppression performance" patented technology

The invention discloses a novel automatic jet floating type breakwater. The breakwater comprises a base which sinks underwater and a floating body which floats on the water; the base is connected with the floating body by an anchor chain; a water pump is disposed in the floating body; the water inlet of the water pump is arranged on the lower part of the floating body, and the water outlet is arranged on the head sea side of the floating body; a single-chip microcomputer is mounted in the base; a pressure type wave height gauge is disposed on the front of the head sea side of the base; and the single-chip microcomputer is electrically connected with the pressure type wave height gauge and the water pump, and controls the switch on/off and volume of the water pump based on the data from the pressure type wave height gauge. The invention also discloses a wave eliminating method using the novel automatic jet floating type breakwater mentioned above, wherein, the wave elimination is performed by the floating body itself according to the designed wave condition of the breakwater. The novel automatic jet floating type breakwater disclosed by the invention can normally eliminate waves by the floating type breakwater itself, and can jet horizontal flow on the head sea side to enhance wave elimination performance when the single-chip microcomputer detects an extreme wave condition by the pressure type wave height gauge, therefore saves cost and meets the practical needs well at the same time.

The invention discloses an expandable floating breakwater, including a hollow buoyancy tank, expandable plate boxes, vertical wave absorbing plates and a mooring system. The hollow buoyancy tank is vertically arranged, and the front end and the rear end of the hollow buoyancy tank are correspondingly provided with the expandable plate boxes, the two expandable plate boxes stretch and contract in the front end and the rear end of the hollow buoyancy tank direction, and expandable locking mechanisms are arranged on each expandable plate box which penetrates through a plurality of vertical wave absorbing plates, by adjusting the expansion of the expandable plate boxes, the distance of the vertical wave absorbing plates is adjusted, vertical heaving plates are correspondingly arranged on outmost vertical wave absorbing plates at the left end and the right end of the hollow buoyancy tank, airbag systems are mounted above the heaving plates, and the mooring system is arranged below the heaving plates. The expandable floating breakwater has the advantages that the wave absorbing performance is good, the water area application is wide, transportation is convenient, and the layout and disassembly are quick and convenient.

The invention provides perforated floating breakwater units and circular-arc-shaped multilayer perforated floating breakwaters. The perforated floating breakwater units comprise perforated floating breakwater unit base bodies, and through penetrating holes are formed in the floating breakwater unit base bodies. All the perforated floating breakwater units are connected through connecting chains toform the circular-arc-shaped perforated floating breakwaters, the two or more layers of circular-arc-shaped perforated floating breakwaters are arranged outside a protected body, all the layers of circular-arc-shaped perforated floating breakwaters are arranged in a staggered mode, and intervals are reserved among all the layers of circular-arc-shaped perforated floating breakwaters. The circular-arc-shaped arrangement mode is adopted, and thus the good wave absorbing effect on long peak waves and multidirectional short peak waves is achieved; the total length of the breakwaters is decreased,and the breakwaters has good adaptability to islands of various contour shapes; the multilayer staggered arrangement mode is adopted, thus the wave absorbing effect of the breakwaters is further enhanced, and the high reliability under the extreme sea conditions is still achieved; and through the perforated structures, energy dissipation of the waves can be greatly enhanced, and the wave loads borne by the floating breakwaters are reduced.

The invention belongs to the field of wave resistance, disaster reduction and coast engineering, and especially relates to a simple floating wave absorption apparatus which comprises a top board, a base plate, side surface baffle plates, fence plates, a column, energy dissipating chambers, a tyre, a recessed-surface arc plate, a porous water-stop plate, a convex-surface arc plate and an anchor chain. The simple floating wave absorption apparatus is characterized in that the top board and the base plate are respectively positioned on the top and bottom of the wave absorption apparatus, the column connects the top board and the base plate, the two sides of the wave absorption apparatus are sealed through hollow-out side surface baffle plates, the front and rear sides of the wave absorption apparatus are sealed through the fence plates, the interior of the wave absorption apparatus is divided into three energy dissipating chambers through the fence plates, and the wave absorption apparatus integrally floats on the water surface and is fixed on a seabed through the anchor chain. The simple floating wave absorption apparatus is based on hollow-out and multi-level energy dissipating principles to reach better wave absorption effect, and is easy to install and move. The simple floating wave absorption apparatus is highly reliable, and has minimal influence on the appearance of a shoreline.

The invention relates to the technical field of coastal engineering, in particular to an asymmetric double-buoy floating breakwater. The breakwater comprises a front buoy, a rear buoy, a connecting piece and energy dissipation pieces, the front buoy and the rear buoy are fixedly connected with two ends of the connecting piece respectively, the energy dissipation pieces used for disturbing wave motion are perpendicularly arranged on the connecting piece, the wave dissipation vertical water depth range is increased through the energy dissipation pieces, and surface energy of waves is dissipatedthrough friction and turbulence between the energy dissipation pieces and a water body. The energy dissipation pieces are stainless steel pipes or glass fiber reinforced plastic, and the buoy is madeof concrete or glass fiber reinforced plastic. According to the design, an asymmetric double-buoy form is adopted, the relative width of the floating breakwater is increased, the construction cost isreduced, meanwhile, waves are reflected through the front buoy, broken in the middle gaps and reduced again through the rear buoy, the multiple wave reduction effect is achieved, the wave absorbing capacity is remarkably improved, and particularly the long-period wave reduction effect is improved.

The invention relates to the technical field of a bulwark, in particular to a floating type surging-resisting wave absorbing component structure which is characterized in that a blocking plate (1) with an upward opening, a floating plate (2) and a plurality of buoyancy units are included, the floating plate (2) is arranged above the blocking plate (1), a gap exists between the floating plate (2) and the blocking plate (1), and the floating unit is used for the floating type surging-resisting wave absorbing component structure to float on a water surface. The floating plate is arranged on the water surface and blocks moving of water particles in the vertical direction, so that regular track moving of the fluctuating particles is converted into mussy turbulent fluctuation energy dissipation moving. The blocking plate is placed under water, moving in the horizontal direction of the water particles is blocked directly, the effect of wave energy reflecting is achieved, and a wave preventing facility formed by the floating plate and the blocking plate can lower surge transmission capacity to the maximum degree. In addition, the floating type surging-resisting wave absorbing component structure is simple in structure and convenient to prefabricate, large-batch production, field mounting and operation are convenient, cost is low, and the purpose that surging-resisting efficiency is greatly improved with low cost is achieved.

The invention discloses a floating breakwater with both wave prevention and power generation functions. The floating breakwater comprises a floating breakwater unit, wherein the floating breakwater unit comprises an upper floating body and a wave absorbing structure; the wave absorbing structure comprises shaking power generation units and water wheel power generation units; the shaking power generation units utilize wave energy to shake to generate power; the water wheel power generation units utilize water flow energy to rotate to generate power, so that coils cut magnetic induction lines togenerate power to generate current, and magnetic power generation generates electric energy. According to the floating breakwater, the shaking power generation units and the water wheel power generation units are used for energy gathering, a miniaturized energy picking unit overcomes the unstable characteristic of wave energy, the water flow energy and the wave energy are simultaneously utilized,the power generation efficiency of the floating breakwater is improved, and a damping structure composed of the power generation units has a good wave absorbing effect, so that the integration of wave prevention and power generation is realized.

The invention discloses a floating breakwater with a wave power generation function and a fishery breeding function. The floating breakwater comprises a wave absorbing structure, power generation devices and a fishery breeding device, wherein the wave absorbing structure comprises a breakwater body, a plurality of moon pools are arranged on the breakwater body, a plurality of transverse supports are arranged at the top of each moon pool, the power generation devices are fixed on the transverse supports, and the fishery breeding device is arranged at the lower part of the breakwater body. According to the floating breakwater with the wave power generation function and the fishery breeding function, by adopting the cuboid breakwater body containing the moon pools, materials can be effectively saved, and the construction cost is reduced; by arranging the vertical motion type power generation devices, wave energy can be converted into electric energy; by arranging the fishery breeding device, the application function of the breakwater can be broadened, the economical efficiency of the breakwater is improved, the wave propagation track can be disturbed, and wave energy can be dissipated; by the adoption of stand columns with spiral rising type wing plates, vortex-induced motion can be effectively avoided; and by arranging a heaving plate, the movement of the breakwater can be reduced to achieve the optimal wave absorbing effect.

The invention relates to a receiving tray for a bowl stand. The aim is to achieve a configuration such that water does not spill from a receiving tray when the receiving tray is removed from a bowl stand. The receiving tray 1 for a bowl stand is a tray receiving drainage water from a bowl stand 100 comprising an opening 103 and a top surface part 102 having a hole 101, wherein the receiving tray comprises: a body 21 that can move in a prescribed direction X from the opening 103; and a plurality of wave-dissipating members 3 in the bottom surface 22 of the body 21, the plurality of wave-dissipating members 3 extending in the width direction Y, and being arranged with gaps therebetween in the prescribed direction X. The plurality of wave-dissipating members 3 are provided with: first wave dissipators 31; and second wave dissipators 32 extending from the side-wall surface 24 of the body 21 in the gaps in the prescribed direction X between the first wave dissipators 31.