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55 results about "Coastal sea" patented technology
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Marine monitoring buoy system based on target early warning
ActiveCN111661250AImprove detection efficiencyImprove stabilityWaterborne vesselsBuoysCoastal seaHydrophone
The invention discloses a marine monitoring buoy system based on target early warning. The system comprises a buoy body; the buoy body comprises a buoyancy cabin and a fixing device; the fixing deviceis installed at the lower end of the buoyancy cabin; a power supply system is arranged on the buoy body; the power supply system comprises a battery module and a charging device; and the battery module is connected with the charging device. According to the system of the invention, through cooperation of a standard hydrophone and a water surface target identification and early warning module, a target is accurately positioned; a photoelectric tracking camera is linked with an underwater mobile laser imaging radar, so that a target can be accurately locked in a three-dimensional space; the detection efficiency of a threatening target is improved; directional tracking and alarming are carried out; the possibility that the buoy is damaged is fundamentally eradicated; better wind resistance is achieved; the stability is greatly improved; the safety of an electronic control cabin at the upper end of a buoyancy plate is guaranteed through sealant on the peripheral side of the buoyancy plate, and meanwhile the buoy can serve as coastal sea surface and seabed defense equipment.
Owner:HUNAN GUOTIAN ELECTRONICS TECH CO LTD
Boatbuilding system
A ship building system (10) or method includes a boatyard with preset depth. The boatyard (14) can sustain a certain water level with the external circumstance wall (12) and is provided with a in / out openable door (20) which can communicated with the coastal sea area (S). The water level in the dock basin (14) is adjusted to same at the coastal sea area (S) by injecting seawater to the boatyard (14) or discharging seawater from the boatyard (14) thereby allowing the movement of the watercraft (H). The lower subsequent boatyard (14-1 to 14-5) connected to the boatyard (14) is arranged and the constructing space is formed by controlling the water level in the subsequent boatyard (14-1 to 14-5).
Owner:MINAMINIPPON SHIPBUILDING
Multi-type power supply capacity long-term planning method considering offshore wind power access
ActiveCN110739726AImprove safe and stable operationSolve the problem of difficult peak shavingSingle network parallel feeding arrangementsEnergy storageCoastal seaLong term planning
The invention relates to a multi-type power supply capacity long-term planning method considering offshore wind power access. A modeling method of offshore wind farm output is proposed based on the correlation theory. The problem of offshore wind power absorption is introduced into the power planning level. Considering the peaking capacity constraints of multi-type power supplies and the system reliability constraints based on stochastic production simulation, the capacity optimization model of multi-type power supplies is established with the construction and operation economy as the goal, and the particle swarm optimization algorithm is used to solve the problem. The method is simple and practical and has high operability and solves the problem that the traditional planning method only pays attention to economic indicators and does not consider enough the peak shaving capability and reliability of the system. The method can solve the problem of peak shaving difficulties faced by windpower absorption and has great significance to ensure wind power absorption and safe and stable operation of the power grid and provides a feasible scheme for long-term power supply planning in coastal and offshore provinces rich in wind power resources.
Owner:STATE GRID FUJIAN ELECTRIC POWER CO LTD +2
Water quality conditioner for inhibiting harmful algae and use method thereof
InactiveCN101993149ASatisfy nutritionMeet ecological needsBiological water/sewage treatmentFertilizer mixturesWater qualityAquaculture
The invention discloses a water quality conditioner for inhibiting harmful algae, which mainly comprises the following components in percentage by weight: 10-60% of soluble silicon metered based on SiO2, 10-60% of calcium oxide, 1-20% of magnesium, and 1-25% of phosphorus. When the water quality conditioner is in use, the components are proportioned and uniformly mixed to form a blending agent, and the blending agent is scattered on a water surface in a dry way in the morning in a selected clear day, with 5-10kg per mu. The water quality conditioner can fully meet the nutrition and ecologicalrequirements of the bloom of beneficial algae such as microalgae so as to ensure that the microalgae beneficial to aquaculture is greatly bloomed and harmful algae such as blue-green algae is inhibited; after the water quality conditioner is applied for 3-7 days, the water body is improved, the beneficial algae such as the microalgae is bloomed while the harmful algae such as the blue-green algaeand the like are massively extincted, and the water body becomes rich, active, delicated and clear. The invention can be widely applied to various water areas such as ponds, reservoirs, lakes, coastal sea and the like and the treatment and prevention of the harmful algae in the culture of fishes, shrimps and crabs, and has no damage to human bodies and aquatic organisms.
Owner:东莞市凯得威农业科技有限公司
Floating fan equipment for medium-depth water area
PendingCN111391987ASimple structureEasy to buildFinal product manufactureWind motor supports/mountsCoastal seaBuoy
The invention discloses floating fan equipment for a medium-depth water area. The floating fan equipment comprises a wind turbine generator, a fan tower, a floating foundation and a mooring device from top to bottom. The wind turbine generator is mounted at the upper end of the fan tower; the lower end of the fan tower is fixed on the floating foundation; and the mooring device is connected to thefloating foundation and is used for mooring equipment on a seabed. The floating foundation comprises a main stand column, four auxiliary stand columns and a cross-shaped buoy. The four auxiliary stand columns and the cross-shaped buoy are symmetrically distributed relative to the main stand column in space, the four auxiliary stand columns are connected to the four ends of the cross-shaped buoy respectively, the top faces of the four auxiliary stand columns are distributed at the four corners of the square projection plane, the cross-shaped buoy intersects on the central axis of the floatingfoundation, and the main stand column stands over the intersection of the cross-shaped buoy. An effective solution is provided for development of the floating wind power technology in the medium-water-depth sea area within 30-100 m; the structure is simple and stable, the foundation construction difficulty and manufacturing cost are not high, draught is deep, and the wave resistance is good; and the requirement for development of wind power generation in the coastal sea area is quite met.
Owner:SHENZHEN GRADUATE SCHOOL TSINGHUA UNIV +1
Method for establishing coupling model for simulating offshore seawater exchange rule
ActiveCN110287504ASmall amount of calculationAvoid pollutionDesign optimisation/simulationSpecial data processing applicationsCoastal seaTracking model
The invention discloses a method for establishing a coupling model for simulating an offshore seawater exchange rule. The method is specifically implemented according to the following steps: step 1, establishing a Mike21 hydrodynamic model for a research area; step 2, calibrating the Mike21 hydrodynamic model according to the actually measured water level data of the research area; and step 3, respectively establishing a Mike21 substance transmission model and a Mike21 particle tracking model for the research area, and coupling the Mike21 substance transmission model and the Mike21 particle tracking model with the Mike21 hydrodynamic model calibrated in the step 2 to obtain a coupling model. According to the method for establishing the coupling model for simulating the coastal seawater exchange law, Mike21 software can be fully utilized to efficiently simulate the coastal sea area water exchange law.
Owner:XIAN UNIV OF TECH
Novel method utilizing sea beach sludge to make bricks
The invention belongs to the field of building material manufacturing methods and relates to a novel method utilizing sea beach sludge to make bricks, in particular to a method adopting sludge of coastal sea beach and estuary beach. The novel method includes steps of silt excavation, cleaning, sludge slurry centrifuging, sieving, smashing, stirring for blank making, pre-drying and firing. By using the novel method, accumulation of sludge sand along the sea beach can be improved, and treatment of sludge sand of coastal mud flat in a quantity-reducing, harmless, recycling and industrializing manner is realized; the bricks made by the method can replace bricks made by using pure clay as a raw material, desilting is realized, and damage to land is reduced, so that ocean environment is protected and land is protected. Sludge bricks as a product have objective economic benefit.
Owner:青岛福创环境科技有限公司
Coastal sea ice remote sensing extraction method based on FY-3 / MERSI satellite data
The invention discloses a near-shore sea ice remote sensing extraction method based on FY-3 / MERSI satellite data, and the method comprises the following steps: S1, carrying out the preprocessing of an obtained MERSI image, and obtaining an MERSI image only containing sea ice and seawater; s2, establishing a coastal sea ice remote sensing recognition algorithm according to the difference of the spectral characteristics of sea ice and seawater in each channel of the MERSI image, and evaluating the precision and accuracy of the coastal sea ice remote sensing recognition algorithm; s3, according to a coastal sea ice remote sensing recognition algorithm, extracting coastal sea ice information from the MERSI image of each day; and carrying out 10-day averaging and monthly averaging on the daily sea ice data extracted in each month to generate a sea ice ten-day product and a monthly product. According to the invention, automatic identification of high-spatial-resolution sea ice information of a high-latitude offshore area in winter can be realized.
Owner:NANJING UNIV OF INFORMATION SCI & TECH +1
Seawater desalination ship
InactiveCN111362448AEasy to moveNo sideways tiltSeawater treatmentScale removal and water softeningCoastal seaFilter system
The invention provides a seawater desalination ship, which comprises a ship body and a filtering system arranged on the ship body, wherein precipitation cabins in the ship body are used for precipitation treatment of seawater, and are symmetrically arranged at the two ends of the ship body, clear water cabins are used for primary filtration treatment of seawater and are symmetrically arranged on the two sides of the ship body, each clear water cabin is correspondingly communicated with one precipitation cabin, a filtering cabin is arranged in the middle of the ship body, two sets of filteringsystems are arranged in the filtering cabin, and a fresh water cabin is arranged below the filtering cabin to store fresh water obtained by multi-stage filtering treatment of the filtering system. According to the invention, the seawater desalination ship is short in construction period, low in construction cost and convenient to move, and can directly take water from seabed, wherein 20000-150000tons of fresh water treatment capacity every day can meet fresh water supply among coastal areas, coastal areas and island groups; and precipitation cabins and clear water cabins are symmetrically arranged, and two sets of filtering systems are respectively used for independently carrying out seawater filtering treatment operation, so that the loading and ballasting stability of the ship body canbe ensured, and the overall stability of the seawater desalination ship is ensured.
Owner:YANTAI RAFFLES SHIPYARD +4
Wave generation device free of consuming energy
The invention relates to the field of overwater mechanical devices, in particular to a device for generating secondary waves in an experimental tank by means of coastal sea beating energy in the open seas without consuming energy and discloses a wave generation device free of consuming the energy. The device comprises a wave leading channel (1) and a wave experimental tank (2), wherein waves are led in through the wave leading channel (1), the wave experimental tank (2) is formed through the waves led in through the wave leading channel (1), a wave generation pendulum (3) capable of generating artificial waves is arranged in the wave leading channel (1), the bottom of the wave generation pendulum (3) is provided with a swinging shaft (6), the wave generation pendulum (3) is arranged on the swinging shaft (6) in a sleeved mode, and the wave generation pendulum (3) is tightly attached to the swinging shaft (6) so as to swing left and right to generate the artificial waves. According to the wave generation device, the aim that wave generation experiments can be carried out without building large laboratories is achieved, due to the design of the counter-weight-adjustable wave generation pendulum, the counter weight of the wave generation pendulum can be adjusted at will so that the inherent frequency can be changed, and accordingly waves of different frequencies and amplitudes can be made according to needs.
Owner:HANGZHOU HONGLAN GREEN TECH CO LTD
Floating box cultivation body capable of planting crops in coastal sea area
InactiveCN109644731APrevent drowningWon't dieGeneral water supply conservationCultivating equipmentsCoastal seaEngineering
The invention provides a floating box cultivation body capable of planting crops in a coastal sea area. The floating box cultivation body comprises cover plates, a floating box, fixing ropes and anchor blocks, each cover plate is trapezoidal, an outside tread of each cover plate is provided with a branched ventilation hole, two cultivation holes in left-right symmetry are formed in the top face ofeach cover plate, two branched air pipes are fixedly connected inside each cover plate, a main air pipe is fixedly connected between the branched air pipes, main ventilation holes are formed in two ends of each cover plate, covers are movably connected above the main ventilation holes, the main air pipes are fixedly connected with the main ventilation holes, ventilation small holes are formed inthe surface of each of the main air pipes and the branched air pipes, and each cover plate is movably connected with the floating box through a clamping groove. Clay can be put into the floating box cultivation body for crop planting, the floating box is designed to float on the surface of a sea, the fixing ropes and anchors enable the whole floating box cultivation body to be fixed in a range relatively fixed on the surface of the sea, and the problem that island residents are short of vegetables is solved through the floating box cultivation body.
Owner:陈美容
Cultivation method for tripnenstes gratilla larvae
PendingCN111296336AIncrease success rateAnimal feeding stuffPisciculture and aquariaBacillus licheniformisCoastal sea
The invention belongs to the field of aquaculture, and particularly relates to a cultivation method for tripnenstes gratilla larvae. Incubation equipment is manually installed, and incubation conditions are controlled, and living concentrated chaetoceros is taken as delivered feed, and meanwhile, the water quality of an incubation water body is kept by delivering bacillus licheniformis and effective microorganisms (EM), so that the success rate of incubation of the tripnenstes gratilla larvae can be obviously improved, and the incubation rate can reach 0.4% or more. According to the cultivation method for tripnenstes gratilla larvae disclosed by the invention, a new superior variety is provided for development of tropical sea urchin culture in China, and development of tropical sea urchinculture industry in China can be effectively promoted; abundant cultured larvae are provided for ocean pastures of coastal sea areas in Hainan province and Sansha sea areas, and new employment post and ways are provided for fishermen to transfer jobs; and the cultivation method has very important economic value and social value.
Owner:海南蓝泰邦生物技术有限公司
A multi-energy-driven seawater salt production tower and salt production process
InactiveCN105600808BReduce occupancyHas comprehensive utilization benefitsSeawater treatmentEnergy inputSolar powerIntermediate level
The invention provides a multi-energy-driven seawater salt producing tower, and belongs to the technical field of seawater salt producing. The salt producing tower is sequentially provided with a tide absorbing pond, a first evaporation pond, a second evaporation pond, a primary bittern making pond, an intermediate-level bittern making pond, a high-level bittern making pond, a crystallizing pond and a salt storage pond from bottom to top. The pond bottoms of the evaporation ponds, the bittern making ponds and the crystallizing pond are provided with electric heaters, and the tops of the upper spaces of the ponds are provided with distilled water collecting devices. The salt producing tower is driven by multi-energy power and comprises a solar power generation device, a wind power generation device and a hydraulic potential power generation device, and renewable resources are fully utilized. According to the salt producing tower, all the technological link ponds for coastal sunlight salt extraction are stereoscopically overlaid, the solar energy, wind energy and distilled water draining potential are utilized to generate power, the power is supplied to the electric heaters to heat seawater to accelerate evaporation for salt producing, the mud flat space occupied by coastal sea surrounding salt extraction is significantly saved, the working efficiency of seawater salt producing is effectively improved, a large amount of distilled water can be produced, energy conservation and environment protection are achieved, and the comprehensive utilization efficiency of the seawater is improved.
Owner:NATIONAL MARINE ENVIRONMENTAL MONITORING CENTRE
Near-shore sea wave level monitoring method and device
PendingCN113221777AEasy to monitorLow costCharacter and pattern recognitionResourcesCoastal seaSea waves
The invention discloses a near-shore sea wave level monitoring method and device, and belongs to the field of sea wave level monitoring. The method comprises the following steps: firstly, acquiring a real-time video of a coastal sea wave, and then obtaining a real-time level of the coastal sea wave in the real-time video according to the real-time video and a pre-constructed sea wave level model. The real-time level of the sea wave in the video is identified by adopting the pre-constructed sea wave level model, and monitoring can be carried out only by acquiring the real-time video, so that the monitoring is simple, the cost is low, and the real-time performance is high; and meanwhile, due to the fact that the constructed sea wave level model is constructed based on the sea wave high time-space correlation characteristics, and the accuracy is higher when the sea wave levels are recognized.
Owner:江苏奥易克斯汽车电子科技股份有限公司
Processing structure of coastal soft foundation and construction method thereof
ActiveCN105544332ASimple processing methodLow costRoadwaysClimate change adaptationGeomembraneStructure of the Earth
The invention discloses a processing structure of a coastal soft foundation, comprising longitudinal troughs, transverse troughs and vertical shafts. The longitudinal troughs are distributed on two outer sides of the highway subgrade fill, and an impermeable geomembrane is arranged on one side, far away from the highway subgrade fill, of the longitudinal troughs; the longitudinal troughs have a certain longitudinal slope, the depth is bigger than that of the soft foundation layer, and an embankment layer, the soft foundation layer and a bearing stratum form the highway subgrade fill from top to bottom in sequence. The transverse troughs are distributed on the coastal highways and intersected with the longitudinal troughs; the transverse troughs have a certain slope, the depth is bigger than that of the soft foundation layer, and slope pits are formed in the intersection positions of the transverse troughs and the longitudinal troughs. The vertical shafts are formed in the intersection positions of the transverse troughs and the longitudinal troughs. In the construction process, the transverse troughs and the longitudinal troughs are filled with rubble or gravel. The processing structure of the coastal soft foundation has an obvious effect for the coastal marine deposit soft foundations, is small in the work amount and avoids lateral movement of the soft foundations.
Owner:GUANGXI TRANSPORTATION SCI & TECH GRP CO LTD
A quaternary sulfide semiconductor photocatalytic material for antibacterial and anticorrosion of coastal concrete structures, its preparation method and application
ActiveCN106423215BLow costEasy to operatePolycrystalline material growthPhysical/chemical process catalystsSemiconductor materialsSolvent
Owner:ZHEJIANG UNIV
Near-shore seaweed fishing device
InactiveCN112695712AAvoid strandedGuaranteed to move normallyAmphibious vehiclesWater cleaningCoastal seaDrive wheel
The invention discloses a near-shore seaweed fishing device which comprises a platform, a driving assembly and a fishing assembly; the driving assembly comprises a plurality of driving wheels rotationally arranged at the two sides of the platform; each driving wheel comprises a wheel body rotationally connected with the platform and a propeller fixed to the side, away from the platform, of the wheel body; and the fishing assembly comprises a gauze element, a suspension rod connected with the top end of the gauze element, a balance weight rod connected with the bottom end of the gauze element, a first winding part fixed to the middle of the platform, connected with the suspension rod and used for winding and unwinding the suspension rod, and a second winding part fixed to the tail of the platform, connected with the balance weight rod and used for winding and unwinding the balance weight rod. According to the near-shore seaweed fishing device, coastal seaweed can be removed, and the protection of a coastal sea environment is facilitated.
Owner:THE FIRST INST OF OCEANOGRAPHY SOA
Depth reference frame point laying method for coastal sea area of China
The invention discloses a Chinese coastal sea area depth reference frame point layout method, and belongs to the field of depth reference precision control research. According to the method, on the basis of a nautical chart depth datum plane model, the nonlinear change degree of the nautical chart depth datum plane in different directions is researched by using a second derivative, and the tolerance requirement of the nautical chart depth datum plane model error and a mathematical model of the datum plane maximum interpolable distance in different directions are deduced. According to the method, a tolerance index of datum plane interpolation is given by combining a tolerance index of water depth measurement in Sea Channel Measurement Standards (GB12327-1998), an effective range of datum plane linear interpolation is determined, graphic expression of the effective range is realized, on one hand, research results can provide a theoretical basis for layout of frame points in coastal sea areas in China, and on the other hand, the research results can provide a theoretical basis for layout of frame points in coastal sea areas in China; a means is provided for rationality evaluation of frame point positions; on the other hand, arrangement of a tide station can be assisted, and water level reduction precision is improved.
Owner:PLA DALIAN NAVAL ACADEMY
A typhoon full path simulation method based on conditional generative adversarial network
ActiveCN117195724BBiological modelsDesign optimisation/simulationCoastal seaGenerative adversarial network
The present application belongs to the technical field of structural wind resistance design, and particularly relates to a typhoon full-path simulation method based on conditional generative adversarial network. The present application firstly establishes a typhoon occurrence probability model and a typhoon movement speed random generator, generates random samples of typhoon movement speed under given 250hPa and 850hPa height air flow conditions, and simulates typhoon movement trajectory; then establishes a typhoon intensity model to simulate typhoon intensity evolution; based on the randomly generated typhoon path and intensity samples, the basic meteorological parameters of each point of the coastal shoreline are statistically compared with historical data; a typhoon three-dimensional nonlinear boundary layer wind field model is established to simulate typhoon annual extreme wind speed samples, and a typhoon ground surface annual extreme wind speed probability distribution is established. The present application establishes a nonlinear mapping relationship between typhoon movement and intensity change and environmental variables, and reflects the non-Gaussian probability characteristics of typhoon intensity evolution.
Owner:HEFEI UNIV OF TECH
Offshore floating garbage salvage ship
PendingCN121734599ABatteries circuit arrangementsSelf-bailing equipments/scuppersCoastal seaRefuse collection
The invention provides an offshore marine floating garbage salvage ship, relates to the technical field of marine floating garbage collection, and solves the problems that existing offshore marine floating garbage salvage is low in efficiency, high in cost, poor in environmental protection property, few in informatization equipment and the like. The ship comprises a ship body, a power system, an electric power system, a control system, a navigation system, an alarm system, a drainage system and a garbage collection system, and the power system comprises an angle-adjustable outboard outboard engine installed at the stern of the ship body, a diesel oil cabinet installed at the bottom in a cabin of the ship body and a driving operation system arranged in a cockpit of the ship body; the electric power system comprises a storage battery arranged in a tail peak tank of the ship body, a solar photovoltaic panel installed on the outer top of a cockpit of the ship body and a photovoltaic controller. The device has the beneficial effects that the device is suitable for operation in areas such as near-shore water areas, estuaries and ports, can efficiently collect sea floating garbage, and is flexible to operate, low in cost, good in environmental protection performance, complete in equipment and safer.
Owner:XIAMEN JUNHONG ENVIRONMENTAL SOLID WASTE DISPOSAL CO LTD
A method for retrieving global ocean optical attenuation coefficients based on remote sensing reflectance
This invention discloses a method for retrieving global ocean optical attenuation coefficients based on remote sensing reflectance. It obtains the remote sensing reflectance at any wavelength below the sea surface and the ratios related to inherent optical quantities using satellite-provided remote sensing data. For clear seawater and relatively clear coastal seawater, the QAA_v5 algorithm is used to obtain the absorption and backscattering coefficients at any wavelength; for turbid coastal seawater, the QAA-RGR algorithm is used. Different models for solving the scattering coefficients are used for different sea areas. The global ocean optical attenuation coefficient is obtained by adding the absorption and scattering coefficients. This invention divides the global ocean into regions and provides models for solving the absorption and scattering coefficients for different regions. It can directly calculate the optical attenuation characteristics of different sea areas using satellite-provided data, improving the reliability of solving the optical attenuation coefficient and enabling dynamic monitoring of the variation of the global ocean optical attenuation coefficient.
Owner:GUILIN UNIV OF ELECTRONIC TECH
To provide a floating / sinking type fresh water storage tank of triple structure.
A floating and sinking type fresh water storage tank of a triple structure capable of storing a turbid flow is provided in seawater in a coastal sea area in a river downstream area.SOLUTION: A floating and sinking fresh water storage tank (1) of a triple structure including a substantially cylindrical outer frame (2) installed in seawater, a first water storage tank (3) inside the outer frame, and a second water storage tank (4), the first water storage tank being capable of storing even a turbid flow mixed with earth and sand, separating the earth and sand in the turbid flow into the second water storage tank during storage, allowing filtered fresh water to be stored in the first water storage tank for use, To provide a triple structure floating and sinking type fresh water storage tank which is a triple structure capable of discharging sediment deposited in a second water storage tank, is installed with a part of an upper part being exposed to the sea surface in a normal time, but in an emergency such as a typhoon, by adjusting the amount of air in an air pocket (213) of an outer frame, only a buoyancy auxiliary member (23) is left on the sea surface, and the main body can be sunk in the sea to evacuate.SELECTED DRAWING: Figure 1
Owner:GOKM CO LTD
Network planning method for water quality sampling in coastal waters based on sea-air unmanned collection equipment
ActiveCN109086957BRealize onlineReduce the number of inputsGeneral water supply conservationResourcesMathematical modelWater quality
Owner:ZHONGKAI UNIV OF AGRI & ENG +1
Method and system for intelligently detecting wave height and wind speed from coastal sea wave monitoring video
ActiveCN114581817AHigh precisionFast precisionMeasurement devicesCharacter and pattern recognitionCoastal seaSea waves
The embodiment of the invention discloses a method and a system for intelligently detecting wave height and wind speed from a coastal sea wave monitoring video, the method can extract wave height and wind speed elements from minute-level video data, the length of the video data input by a model is very short, and the use of other basic functions (such as patrol and view scaling) of camera equipment is hardly influenced. The average absolute error between a wave height element detection value and a measured value is smaller than 0.5 m, the absolute error between a wind speed detection value and the measured value is smaller than 3 m / s, and wave height and wind speed information with high precision can be detected only by inputting very short video data.
Owner:国家海洋环境预报中心
Energy-free wave generator
Owner:HANGZHOU HONGLAN GREEN TECH CO LTD
Seaweed net curtain permanent green algae removal device
The invention discloses a device for removing fixed green algae from a laver net curtain, which comprises a cleaning component, a cleaning component, a first liquid supply component and a second liquid supply component, the cleaning component and the cleaning component are sequentially arranged along the moving direction of the net curtain, The cleaning assembly includes a first box body and a first guide roller, a second guide roller, a flushing member and a friction member arranged in the first box body, the first guide roller is rotatably arranged at the lower part of the first box body, The second guide roller is rotatably arranged on the upper part of the first box parallel to the first guide roller, the flushing member is arranged between the first guide roller and the second guide roller, and the friction member is arranged on the first box The bottom of the body is located below the first guide roller. It can quickly and labor-savingly realize the high-efficiency removal of the fixed green algae of the laver net curtain, greatly save manpower, material resources and time, and contribute to the protection of the coastal sea environment.
Owner:THE FIRST INST OF OCEANOGRAPHY SOA
Coastal to deep sea wind energy resource refined evaluation method and system
The invention discloses a coastal to deep sea wind energy resource refined evaluation method and system, and relates to the technical field of renewable energy sources in the climate resource development and utilization field, and the method comprises the steps: constructing a Fujian province national meteorological observation station, an ocean buoy station, reanalysis data, an offshore anemometer tower and other multi-source gradient anemometer databases; the hourly 1 * 1km high temporal-spatial resolution 0-300m gradient wind energy resource fine evaluation method based on WRF numerical mode simulation of an optimization design scheme is developed; and researching and developing WTGS exceeding probabilities and thresholds of different levels of wind speeds during the influence of the tropical cyclones, determining available wind speed, early warning wind speed and defense wind speed regions for wind resource development, and drawing a risk zoning map for development and utilization of wind farms from coastal to deep sea. Meanwhile, an offshore wind energy resource refined evaluation system is researched and developed, wind energy resource refined evaluation and developable potential estimation at different heights from the coastal sea to the deep sea are achieved, and wind energy resource development and utilization risk level zoning at any grid point in different sea areas is achieved.
Owner:福建省气候中心(福建省气候变化中心、福建省生态气象和卫星遥感中心)
Marine source beta-lactam antibiotic biodegradation bacteria and application thereof
The application discloses a marine source beta-lactam antibiotic biodegradation bacterium and application thereof. The marine source beta-lactam antibiotic biodegradation bacterium is isolated and identified from coastal seawater and has the ability of degrading beta-lactam antibiotics. Research shows that the DT01 strain has certain degradation effect on beta-lactam antibiotics, such as penicillin potassium, amoxicillin and ceftriaxone sodium, wherein the DT01 has excellent degradation capacity on penicillin potassium; and the DT01 strain has good temperature and pH adaptability and penicillin potassium resistance, can grow rapidly in a harsh environment and can be better used for the treatment of antibiotic environmental pollution, thereby providing a new effective repair scheme for beta-lactam antibiotic pollution and making contribution to the biological treatment of antibiotic pollution.
Owner:GUANGDONG OCEAN UNIVERSITY
Regional offshore sea surface temperature inversion method based on LGBM-MLP
The invention relates to a regional offshore sea surface temperature inversion method based on LGBM-MLP. The method comprises the following steps: constructing a data set; wherein the data set comprises the microwave radiation data of the earth surface and the atmosphere, the sea surface temperature data and the related data of the reanalyzed ocean atmosphere; the data set is preprocessed; based on the preprocessed data set, training the LGBM-MLP hybrid model to obtain a sea surface temperature inversion model; and carrying out regional offshore sea surface temperature inversion based on the sea surface temperature inversion model. According to the LGBM-MLP-based regional offshore sea surface temperature inversion method, sea air environment information is fully fused, and environment characteristics of brightness temperature data can be better captured, so that the regional offshore sea surface temperature inversion precision is improved.
Owner:BEIJING INFORMATION SCI & TECH UNIV
Ecological breeding method for sea horses
InactiveCN101589692BReduce pollutionImprove survival rateClimate change adaptationPisciculture and aquariaMacrocystis pyriferaHigh survival rate
The invention relates to an ecological breeding method for sea horses, which is characterized by comprising the following steps: putting sea water in which zygotes of fishes, shrimps and shellfishes are filtered into a cement pool, ensuring that the height of the sea water is 0.2 to 0.4 meter lower than that of the cement pool, and keeping the temperature of the sea water between 15 and 32 DEG C and the salinity of the sea water between 1 to 3 percent; putting kelps into the cement pool, and keeping the fresh weight density of the kelps in the cement pool between 0.5 and 2 kg / m<3>; inoculating organic fertilizer to the cement pool to breed bioactive baits; putting the sea horses to the cement pool; and during breeding, keeping the density of the living biological baits in the cement pool. Compared with the prior art, by adopting the method for breeding the sea horses, little bait even no bait is fed, so the cost is low and the pollution is little; and the produced sea horses have high survival rate, large individual and good economic benefit; and the method can be used for supplementing the resources of coastal sea horses, and broadens the path of marine organism resource protection.
Owner:NINGBO UNIV