14 results about "Sea breeze" patented technology

The invention discloses a near-shore wind field refined modeling method and device based on mask difference correction, and relates to the technical field of offshore wind power data, and the method comprises the steps: obtaining the topographic data and meteorological data of a near-shore region, and constructing an initial wind field grid; and extracting terrain complexity and meteorological activeness indexes corresponding to each grid node from the constructed initial wind field grid based on a quantum derivative clustering algorithm, and generating an error correction field of an atmospheric boundary layer physical rule based on a conditional generative adversarial network. The method is based on quantum derivative clustering and tunneling effects, can accurately identify discontinuous disturbance boundaries such as sea and land frontal surfaces and island wake flow regions, can clarify the range of a disturbance frequent region, can realize targeted correction, can improve the precision of a high disturbance region, can reduce redundant calculation of a low disturbance region, can balance the precision and efficiency, can cooperate with quantum tunneling constraint cross-scale data continuity, and can improve the accuracy of the disturbance region. And the engineering application efficiency is improved.

The invention discloses an intermediate frequency sea wind flexible direct current converter valve control method and system based on hot spot migration trajectory prediction, and the method comprises the steps: carrying out the intermediate frequency carrier phase alignment of converter valve operation data, obtaining the fusion data of phase alignment, and obtaining a chip or submodule loss sequence; obtaining a reduced-order thermal model parameter, and constructing a reduced-order coupling predictor based on the phase-aligned fusion data and the chip or submodule loss sequence; according to the reduced-order coupling predictor, obtaining a hotspot migration trajectory prediction and trajectory uncertainty elliptic domain; and according to the hot spot migration trajectory prediction and trajectory uncertainty elliptic domain, solving a thermal-electric cooperative control target, obtaining a gate pole control instruction, and controlling a converter valve. According to the method, the prediction precision is improved through online self-calibration of the model, and active equalization of thermal-electric cooperation is realized by using the uncertainty boundary.

This invention relates to the field of testing equipment technology, specifically to a stainless steel corrosion performance testing equipment for a full-zone simulated seawater environment. The equipment includes: a test chamber, which is vertically arranged along the interior of the chamber via multiple partitions, sequentially from top to bottom, comprising an atmospheric test zone, a splash test zone, a tidal range test zone, a full immersion test zone, and a sea mud test zone; and a simulation unit, including a sea breeze simulation component and a wave simulation component respectively connected and installed on the side wall of the test chamber, for providing a simulated seawater environment. By separately setting the atmospheric test zone, splash test zone, tidal range test zone, full immersion test zone, and sea mud test zone inside the test chamber, the equipment can work with the sea breeze simulation component and the wave simulation component to simulate a full-zone seawater environment. This allows for convenient testing of the corrosion resistance of stainless steel pipes in different zones of a simulated real marine environment, improving the accuracy of the test, reducing the manpower and material resources consumed in the test, and reducing the workload of the personnel involved in the test.

The application relates to the field of wind field prediction, and discloses a low-altitude wind field prediction system and method based on a sea-land wind model, which comprises the following steps: obtaining wind field records along a coastal observation belt and taking the fine time dislocation formed between different devices as a synchronous reference; layer by layer, energy distribution in the wind field records which changes with height, temperature difference and humidity is split; the change clues of wind field element groups reflecting fluctuation, deflection and weak rotation trend are limitedly coded, the mutual pulling degree of disturbance in each period, the energy transfer direction and the mutation sensitivity are remolded into structured data segments; unstable interaction in local areas in the wind speed, wind direction and vertical temperature difference relationship is found by using a wind field expression body, and the disturbance transmission relationship between nodes in these areas is extracted; and micro-disturbance events are compared with the long-term deviation distribution of the overall observation records. The application has the advantages of improving the capturing and expression ability of micro-scale wind field disturbance.

This invention provides a full-physics field simulation test device and method for shipborne aircraft fuel fires based on wind-wave coupling effects, relating to fire safety. The device includes: a shipborne aircraft simulation component comprising an aircraft support, fuel tank, attitude adjustment mechanism, and at least one ammunition simulator; a ship simulation component comprising a fuel pan and a swing mechanism connected to the fuel pan; a sea breeze environment simulation component comprising a water mist spraying mechanism and a fan; and a data acquisition system for collecting data on the wind field, flame, and surface temperature and radiant heat flux of the ammunition simulator under wind-wave coupling conditions, thereby quantifying the degree of thermal stimulation of the ammunition under different operating conditions. The beneficial effects of this invention are: it enables the simulation of dynamic ammunition thermal exposure of shipborne aircraft under ocean wind-wave coupling conditions, filling the research gap in existing technologies that can only simulate static ammunition thermal exposure, and enabling a systematic study of the impact of ammunition attitude changes on the uniformity of thermal exposure.

The present application relates to a kind of sea wind advection benefit evaluation method and system, wherein sea wind advection benefit evaluation method includes the following steps: S1. Construct high-precision gridded multi-parameter coupled urban meteorological model, output includes air temperature, humidity, wind speed and high-frequency meteorological parameters of surface total solar radiation;S2. Based on high-frequency meteorological parameters, reconstruct the high-resolution spatial and temporal field of outdoor heat stress index;S3. Based on the heat balance mechanism of urban three-dimensional space, total heat and water vapor budget are decoupled into three physical driving processes of advection transport, turbulent diffusion and artificial heat emission, extract the net advection sensible heat flux and net advection latent heat flux of sea wind advection;S4. Based on numerical differentiation method, nonlinear extraction of outdoor heat stress index on sensible heat and latent heat sensitivity weight coefficient;The present application solves the problem that traditional evaluation result and health net benefit are disconnected from two dimensions of bottom flux decoupling and human sensitivity weighting, realizes the accurate quantification of sea wind advection health net benefit.

1. Name of the designed product: puzzle (sea breeze). 2. Use of the designed product: for decorative picture, puzzle toy. 3. Design points of the designed product: in the combination of shape, pattern and color. 4. Picture or photo that best shows the design points: front view. 5. The design contains color.

The application discloses a kind of new energy ship special-purpose multifunctional navigation signal device, including signal light main body, protection mechanism, supporting mechanism and mounting plate, the application is equipped with protection mechanism and supporting mechanism by optimization, the position of the movable position of the protective sheet in annular groove to make the protective sheet block in the windward side of signal light main body, cross bar increases the supporting effect to protective sheet, under the action of protective sheet, reduce the direct scouring corrosion of signal light main body by sea breeze, to improve the service life of signal light, when the height of signal display needs to be improved, start servo motor to make supporting disc move upwards and drive shaft column synchronous shift, shaft column drives first connecting rod and second connecting rod to compress each other and jack up, to make the top sheet move upwards to drive the height of signal light main body to be promoted, and the lamp body carries out signal emission, to improve the effect of signal emission.

This invention relates to an experimental apparatus and method for studying the durability of concrete under the coupled effects of tides and waves, belonging to the research field of key issues in the durability of concrete structures. It includes a novel automated simulation experimental apparatus for simulating the real marine erosion environment under the combined effects of tides, waves, and sea breezes; and a method for testing the durability of concrete in complex marine environments. This invention can be used to conduct experimental research on the durability of concrete in complex marine environments under the coupled effects of tides and waves. It realizes the simulation of complex marine environments under the combined effects of tidal cycles with wave periods measured in seconds and high-frequency wet-dry cycles of waves. Simultaneously, it significantly reduces the complexity of traditional tidal and splash cycle simulation devices, as well as the construction and maintenance costs of equipment. It features simple operation and ease of use.

The invention relates to a sea wind advection benefit evaluation method and system, and the method comprises the following steps: S1, constructing a high-precision grid multi-parameter coupled urban meteorological model, and outputting high-frequency meteorological parameters including air temperature, humidity, wind speed and earth surface solar total radiation; s2, reconstructing a high-resolution space-time field of the outdoor heat stress index based on the high-frequency meteorological parameters; s3, based on an urban three-dimensional space heat balance mechanism, the total heat and the water vapor collection and branch are decoupled into three physical driving processes of advection conveying, turbulence diffusion and artificial heat emission, and the net advection sensible heat flux and the net advection latent heat flux of the sea wind advection are extracted; s4, based on a numerical differentiation method, nonlinearly extracting sensitivity weight coefficients of the outdoor heat stress index to sensible heat and latent heat; according to the method, the problem that a traditional evaluation result is disjointed with the healthy net benefit is solved from the two dimensions of underlying flux decoupling and human body sensitivity weighting, and accurate quantification of the healthy net benefit of the sea wind advection is achieved.

This utility model discloses an emergency braking system for rigid sails, relating to the field of braking technology for rigid sail transmission systems. It includes a hydraulic pump, an electromagnetic directional valve, a high-pressure relief valve, and a hydraulic oil tank. The hydraulic pump's suction port is located inside the hydraulic oil tank. The hydraulic pump's outlet is connected in two directions via hydraulic hoses: one direction connects to the inlet of the high-pressure relief valve, and the other direction connects to the inlet of the electromagnetic directional valve via a three-way connector. The outlet of the high-pressure relief valve is connected to the hydraulic oil tank via a hydraulic hose. The return port of the electromagnetic directional valve is connected to the hydraulic oil tank via a hydraulic hose. The advantages are: the system does not rely on external power; when the ship loses power, the power of the sail propelled by the sea breeze triggers the hydraulic brake, effectively preventing the sail from dragging the gearbox and motor; the bidirectional high-pressure hydraulic pump ensures reliable braking regardless of the sail's direction; the relief valve is flexible and adaptable to different ships, sails, and sea conditions, making it highly practical.

1. The name of the design product: carton (one-dash sea breeze). 2. The use of the design product: the design product is used for the outer packaging box of mineral water. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: front view.

This invention provides a density clustering-based method for identifying sea and land breezes, relating to the fields of atmospheric science and meteorological data analysis. The method includes: acquiring hourly meteorological data for each day within a unit time interval over a set continuous N days, calculating a recycling factor, and extracting wind field characteristic data and sea-land temperature difference characteristic data corresponding to the first and second time periods within the unit time interval of that day to form a dataset to be classified; preprocessing the dataset to be classified to obtain a standard classification dataset; determining the optimal parameter combination of the density clustering model using the dataset to be classified; then performing density clustering on the dataset to be classified using the density clustering model with the optimal parameter combination, dividing it into multiple wind clusters and removing noise points; and identifying each wind cluster one by one based on the statistical characteristics of each cluster to obtain the wind category identification result. This invention can improve the accuracy and robustness of sea and land breeze identification.

The utility model discloses a kind of offshore long-distance remote control moving target ships, including target ship body, the top of the target ship body is equipped with antenna, cleaning mechanism that can be rotated using sea breeze to scrape and clean the surface of antenna is installed on the antenna, the bottom of the target ship body is equipped with the anti-toppling mechanism that can change barycenter position and prevent hull to tip, the utility model can slide on arc slide by configuration column, when target ship body is impacted by sea wave and appears to tip, configuration column can slide on arc according to the direction of inclination angle opposite, effectively avoid the situation that target ship body appears to tip, simultaneously, when target ship body is normally moved and is blown by sea breeze, rotating frame can rotate on antenna, so that rubber on rotating frame is attached to the surface of antenna and rotates to scrape the sea water attached to the surface of antenna, so as to effectively solve the situation that sea water is attached on antenna for long time and causes corrosion and rust.