29 results about "Plankton" patented technology

The application relates to the field of artificial intelligence and discloses a plankton proofreading method, device, equipment and storage medium, which are used for improving the accuracy of plankton target detection. The method comprises the following steps: acquiring a total number of biological categories to be proofread, and constructing a detail proofreading category data set according to the total number of biological categories; acquiring a plankton target detection result, and generating a proofreading result set according to the plankton target detection result and the detail proofreading category data set; and performing difference comparison on the plankton target detection result and the proofreading result set to obtain a target result set.

This utility model provides a three-dimensional sea cucumber farming device, relating to the field of sea cucumber farming technology. It includes a farming box, multiple sea cucumber cages, and multiple algae cages, arranged alternately within the farming box. Each sea cucumber cage includes a first mesh plate and a second mesh plate, slidably connected within the farming box. The first mesh plate has multiple first farming baskets, and the second mesh plate has a cover plate and multiple second farming baskets. The first and second farming baskets are arranged alternately, with the cover plate close to the top of the topmost first farming basket. This utility model allows for the interleaved cultivation of sea cucumbers and algae within the farming box. During their growth, the algae absorb nutrients such as nitrogen and phosphorus from the water, avoiding pollution caused by eutrophication. Simultaneously, the algae increase the amount of plankton and microorganisms in the water, increasing the food source for sea cucumbers, reducing feed costs, and improving the environmental friendliness of industrialized sea cucumber farming.

This invention proposes a method and apparatus for processing surface clutter using lidar based on unmanned surface vessels (USVs). The method includes: acquiring point cloud data of the USV's surface environment using lidar; performing coordinate system transformation and point cloud correction on the acquired point cloud data; segmenting the corrected data into lidar point cloud clusters using grids; classifying the segmented lidar point cloud clusters by extracting multiple features; and performing real-time frame-by-frame matching and target tracking of USV surface targets using the extracted feature vectors and the positioning information of the point cloud clusters, calculating the target's motion elements, and using the continuity of the target and the randomness of the waves to remove clutter points and accurately track the target. This method can filter out outliers and clutter points caused by plankton, and simultaneously filter out wake waves and spray.

The present application provides a kind of coastal nuclear power biodiversity monitoring method, belong to the technical field of coastal nuclear power ecological influence, the present application is by in the nuclear power plant surrounding coastal area layout multi-sensor array acquisition site synchronous acquisition water quality parameter, acoustic signal, image data and plankton density such as multidimensional ecological information, constructs multidimensional ecological characteristic data set, utilizes the dense connection network architecture of marine ecological correlation analysis model to learn the nonlinear mapping relationship between multi-source data and outputs biodiversity evaluation index and community structure characteristic parameter vector, combines ecological dynamic early warning model to carry out future ecological change trend prediction, when detecting ecological abnormal signal, start ecological risk comprehensive regulation mode and carry out adaptive optimization adjustment of monitoring parameter, solve the technical problem that coastal nuclear power station ecological monitoring data is multi-source heterogeneous and insufficient in space-time correlation analysis capability.

The application discloses a kind of multicomponent plankton algae concentration measurement method based on fluorescence spectrum stratification partitioning.The application belongs to the field of marine aquatic ecological environment monitoring technology.The algorithm will unknown to be analyzed mixed three-dimensional fluorescence spectrum according to the following stratification partitioning analysis idea to be analyzed.First layer: full spectrum is involved in analysis, and the purpose is to analyze cyanophyta concentration and cryptophyta concentration, and obtain the difference spectrum in full spectrum region.Second layer: partitioning analysis, take the region containing effective spectral feature to participate in analysis, and the purpose is to analyze chlorophyll a concentration of green algae, diatom, dinoflagellate and yellow algae.The algorithm is significantly superior to common analysis algorithm in reducing misidentification, especially in processing such as diatom, dinoflagellate and yellow algae with high similarity living body fluorescence spectrum.

This invention belongs to the technical field of water quality testing equipment, and provides a portable intelligent detection device and method for plankton in water. It includes a housing, within which a stage assembly, a multicolor light source, and a microscope lens are arranged. The stage assembly is used to adjust the position of the sample slide. The multicolor light source and microscope lens are respectively positioned below and above the stage assembly. An opening is provided at the top of the housing, housing a mobile phone platform assembly for placing a mobile phone, which aligns the phone's camera with the microscope lens. A control unit includes a main control board and a wireless communication module. The mobile phone is electrically connected to the main control board via the wireless communication module. The main control board is electrically connected to the stage assembly, the multicolor light source, and the mobile phone platform assembly. This invention is low-cost, easy to operate, and can automatically perform multispectral imaging, intelligently identify plankton, and assess water quality, enabling accurate detection anytime, anywhere.

The present application belongs to the field of environmental remediation technology, and particularly relates to a method for ecological remediation of heavily polluted water body with bottom mud. The method for ecological remediation of heavily polluted water body with bottom mud comprises the following steps: S1: putting heavy metal remediation agent into the water body; S2: putting slow-release type bottom mud remediation agent into the water body; S3: sequentially putting algae-controlling microorganism, photosynthetic bacteria and EM bacteria, and plankton into the water body; S4: planting aquatic plants according to water depth; planting emergent plants in the area with water depth less than 0.5 m, and planting submerged plants in the area with water depth greater than or equal to 1.5 m; and S5: when the coverage rate of aquatic plants in the water body is greater than or equal to 80%, putting aquatic animals into the water body. In the present application, slow-release type bottom mud remediation agent and heavy metal remediation agent are used to reduce the pollution of bottom mud, organic matter, etc., the transparency of the water body is then improved after reduction, aquatic plants are then planted, and finally aquatic animals are put into the water body, so as to construct a water ecological system and achieve the purpose of ecological remediation of the water body.

The utility model discloses a novel plankton sampling head, including bottom plate, the bottom plate middle part is provided with the air extraction hole, the air extraction hole below is provided with the fan, the air extraction hole top is provided with the mounting seat, the mounting seat is used for putting the petri dish, the mounting seat periphery is provided with at least three movable fixed clamping jaw, and at least three movable fixed clamping jaw cooperation fixed petri dish, the petri dish top is provided with the sampling distribution board, the sampling distribution board is connected with the outer protection casing, the outer protection casing cover is established in the mounting seat periphery and is sealedly connected with the bottom plate sampling space, the air extraction hole is through -connection with sampling space, the fan removes the air in sampling space from the air extraction hole, the sampling distribution board is used for the even diffusion of external air to the petri dish. The utility model can accommodate the matching petri dish of multiple types, and the operation is convenient and reliable.

The utility model provides a kind of plankton sampler, including plankton sampler body, the upper surface of the plankton sampler body is equipped with sampling head, the cover of sampling head is equipped with mounting cover, the upper surface of the mounting cover is equipped with the connecting pipe being communicated with sampling head, the upper end of the connecting pipe is connected with telescopic pipe by flange, the telescopic pipe is evenly spaced apart and is equipped with several air inlets along its height direction, the telescopic pipe is concentric and is equipped with a filter bag, the lower end of the filter bag is closed structure, the air inlet is set on the protruding rib of telescopic pipe, the both side walls of the plankton sampler body are respectively equipped with fixed component symmetrically;Its structure design is simple and reasonable, easy to operate, can be adapted to different height plankton sampling, and also can preliminarily filter larger particles in air, ensure that the medium in plankton sampler is clean.

The utility model relates to a solar plankton automatic collector which comprises a plankton collecting net, a water outlet pipe, a net bottom collecting pipe, a solar panel, a circuit module, a support, a water pump, a water collecting pipe, an acrylic plate and a foam floating plate. The circuit module comprises a battery and a relay, and the circuit module is electrically connected with the water pump and the solar panel; the water collecting pipe and the water outlet pipe are connected with a water pump pipeline; the bracket is fixedly connected with the plankton collecting net; the bracket, the circuit module, the solar panel and the foam floating plate are fixedly connected with the acrylic plate; the water pump and the water collecting pipe are arranged at the lower part of the foam floating plate; the plankton collecting net is fixedly connected with the net bottom collecting pipe; the bracket is an aluminum alloy bracket; a protective shell and a protective cover are arranged on the circuit module; the relay adopts a delay relay module. And the operation is labor-saving and safe. And the sampling is accurate and flexible. And the equipment is portable and low in cost. The equipment is small in size, light in weight, simple to assemble and convenient to carry.

An apparatus for detecting freely swimming zooplankton in a body of water, the apparatus comprising one or more light sources for emitting visible light and the apparatus being configured to direct a first light portion of the emitted light into the body of water to attract the freely swimming zooplankton towards a detection zone and to direct a second light portion of the emitted light onto the detection zone for illuminating zooplankton within the detection zone, the apparatus further comprising an imaging device configured to capture one or more images of one or more zooplankton present within the detection zone.

This invention relates to the field of underwater biological image enhancement technology, and in particular provides a method for colorizing underwater plankton images based on a diffusion model. The method includes: constructing an image latent variable extraction network based on a pre-trained stable diffusion model; building a low-frequency component suppression module based on the image latent variable extraction network; constructing an adaptive mask generation module based on the low-frequency component suppression module; constructing an image-text guided color information injection module, and connecting the image-text guided color information injection module with the image latent variable extraction network, the low-frequency component suppression module, and the adaptive mask generation module to construct a plankton colorization model; inferring a plankton detection model, and encapsulating and deploying the plankton model. This method achieves efficient colorization that integrates plankton semantic features and reference color information while maintaining realism and detail preservation, meeting the practical application needs of underwater ecological monitoring.

The application discloses an intelligent phytoplankton collecting net system, which comprises a control unit, and is connected with an execution module, a parameter setting module, a real-time environment detection module and an optimization module on the control unit; the execution module is used for collecting phytoplankton; the parameter setting module is used for setting and changing the sampling depth, sampling time, sampling frequency and sampling amount in the early and late stages; the real-time environment detection module is used for monitoring the water environment parameters in real time after starting the system and transmitting the data to the control unit; and the optimization module is integrated in the control unit, is used for processing and analyzing the real-time environment data through its own algorithm, and optimizes the collecting strategy according to the preset condition or real-time data; in the application, the automation, intelligence and sampling efficiency are significantly improved, the environment can be automatically monitored, the phytoplankton samples can be automatically collected and stored, the real-time monitoring of the environment parameters, the intelligent optimization of the sampling strategy and the integration of the automatic and accurate sampling are realized, and the efficiency, accuracy and research value of the phytoplankton sample collection are significantly improved.

The present application belongs to the field of environmental pollution and environmental chemistry, and particularly relates to a model and method for simulating the marine environmental behavior and food web migration of typical persistent organic pollutants. The model comprises atmosphere, seawater (including suspended particles), sediment (including pore water), and a food web unit composed of multi-trophic level organisms (including plankton, benthos and fish of different diets). The present application integrates biological energy science and input parameters of aquaculture activities (such as feed delivery, residual feed loss, and fecal excretion), and constructs a multi-medium non-steady-state fate model of the aquaculture marine ecosystem. The model can accurately quantify the cross-medium flux of organic pollutants (such as PFAS, PCBs, DDTs, pesticides, etc.) between the "aquaculture source-environment-organism", realizes the quantitative tracing of the environmental contribution rate of aquaculture activities, and can predict the temporal and spatial distribution and enrichment level of pollutants in wild fish, thereby providing a scientific basis for the ecological risk management of the marine aquaculture area and the overall marine environment.

The application discloses a marine plankton investigation layered sampler, which comprises a working plate, a collecting box and a connecting column, the connecting column is connected with the output end of a lifting device outside, and the inside of the working plate is connected with a fixing plate; the sampler further comprises a horizontal rod, which is fixedly installed on the inner wall of the collecting box and is fixedly connected with the surface of the vertical plate on the other side of the horizontal rod. When the fixing plate and the collecting box are installed, the collecting box and the fixing plate are inserted into the working plate, after the lower surface of the fixing plate contacts with the upper surface of the working plate, the clamping block and the clamping groove are in the same horizontal direction, at this time, the clamping block enters into the clamping groove under the mutual magnetic force of the first magnet and the second magnet, at this time, the fixing plate forms a clamping structure with the working plate through the clamping block and the clamping groove, namely, the fixing plate is installed on the working plate, and the operation process is simple and fast.

This invention discloses a biomimetic structure-based support design method and an accelerator magnet support. The method includes: constructing modal and strength indices based on user requirements; confirming the structural form considering high stiffness characteristics and performing biomimetic design of the support to obtain a support design model; performing modal and strength analyses on the support design model to obtain analysis results; comparing the analysis results with the modal and strength indices, and outputting the support design model based on the comparison results. The accelerator magnet support includes: a honeycomb structure on the top plate; an animal skeleton structure for the side support structure; a layered honeycomb structure for the middle side plate; a diatomaceous earth structure for the bottom crossbeam; a tree branch structure for the cross supports; and a plankton-inspired outer shell. By using this invention, the weight of the support can be reduced while minimizing the impact of ground vibration. This invention can be widely applied in the field of support design.

The utility model relates to the technical field of water area collector, and disclose a kind of multilayer water area plankton collector, the inside sliding connection of sampling cylinder has sliding rod, the rear end of sliding rod is fixedly connected with pull ring, the front side of sliding rod is fixedly connected with piston, the bottom of sampling cylinder is fixedly connected with connecting screw hole, the inside screw thread connection of connecting screw hole has mounting bolt one, the bottom of mounting bolt one is fixedly connected with connecting rod, the bottom of connecting rod is fixedly provided with screw hole two, the top of sampling cylinder is fixedly connected with connecting bolt, the top surface screw thread connection of connecting bolt has handle, by setting sampling cylinder, piston etc. cooperation use, the number of sampling cylinder is three, three sampling cylinders are vertically distributed, so as to extend to three different water layer depth, by pulling piston, the plankton of different water layer of water area can be extracted simultaneously, and store by sampling cylinder, so as to improve sampling efficiency, convenient for staff use.

The application discloses a multi-cell post-positioned carbon filter pool disinfection control method and system, the method comprising: sampling and obtaining water samples corresponding to each cell carbon filter body in the activated carbon filter pool; obtaining plankton data corresponding to the water samples; calculating the plankton accumulation according to the plankton data and the unit water collection amount, judging the evaluation level of the plankton accumulation; determining the alarm level according to the evaluation level of the plankton accumulation and feeding back the alarm information, and determining the disinfection level according to the evaluation level of the plankton accumulation and executing the disinfection operation. The application respectively samples and disinfects each cell carbon filter body of the activated carbon filter pool, compared with the existing overall disinfection, the operation is flexible, does not need to stop production completely, reduces the negative influence caused by disinfection, can accurately control the dosing amount, aeration or backwashing and the like of each sub-cell carbon filter body, reduces the use amount of the medicine, and reduces the cost.

According to the land utilization-water quality-plankton coupled urban internal lake zoning evaluation method provided by the invention, the lake is zoned based on special land utilization type and water quality index coupling, and zoning evaluation is carried out on each area. According to the method, land utilization types and water quality physical and chemical parameters around a drainage basin are obtained through remote sensing, step-by-step progressive and preliminary clustering (CA) is carried out on the water quality parameters, Kriging interpolation prediction space modeling is further carried out on the basis of calculation of comprehensive water quality parameters (WQI values), and therefore qualitative and quantitative reasonable partitioning of urban internal lakes is achieved. And water quality and plankton indexes are screened for zoning evaluation according to zoning characteristics.

The application discloses a plankton fine-grained classification method and system based on a progressive down-sampling three-stage architecture, which comprises the following steps: acquiring plankton image data, constructing a data set and performing image preprocessing; constructing a plankton model comprising a progressive feature mapping module, a feature extraction module and a classification head; performing initial size reduction by using the progressive feature mapping module, and embedding a down-sampling module integrated with a channel attention mechanism between stages of the feature extraction module, so that the spatial resolution of the feature map in the final stage is 1 / 16 of the original image size, thereby enhancing the ability to maintain plankton microscopic high-frequency morphological characteristics; in the feature extraction module, the local enhanced spatial reduction attention mechanism and the gated feature reconstruction module are combined, so that the perception ability of the model to global dependence and local spatial details is enhanced while the calculation overhead is reduced; and the model is trained and optimized to output a classification result.

The application discloses a lake water detection device for lake biological investigation, and relates to the technical field of seawater biological detection devices.The device comprises a support cover, a sheath capable of lifting movement and a bottom plate located below the support cover.The bottom plate is fixed with a plurality of mounting sleeves arranged equidistantly along a circumferential track.The top ends of the mounting sleeves are fixed by a top plate.The inside of each mounting sleeve is equipped with a sampling bottle.The open ends of the mounting sleeves are all directed to the outside of the top plate.Two adjacent mounting sleeves are fixed by a filter screen.The application expands the sampling amount by the relative space between the top plate and the bottom plate.The annular arrangement of the multiple filter screens can form multiple channels for plankton to enter, expand the collection range of plankton in the lake water, improve the sampling efficiency and the diversity of samples, and thus more comprehensively reflect the distribution of plankton in the lake.Due to the fact that multiple sampling bottles are respectively equipped in the mounting sleeves, different position lake water samples can be obtained each time.

This utility model provides an offshore platform and a filter screen. The filter screen includes: a connecting flange for connection to an external structure; a connecting pipe disposed at one axial end of the connecting flange; a transition member, which is annular and connected to the axial end of the connecting pipe away from the connecting flange; a port member, which is annular; and multiple screens spaced circumferentially along the port member; each screen is obliquely connected between the port member and the transition member, and is obliquely inward along the direction from the transition member to the port member; wherein, the port member is hollow to form filter holes, and any two adjacent screens, together with the port member and the transition member, form a filter opening, which is used to prevent substances larger than both of them from entering the connecting pipe. This filter screen not only prevents large debris or plankton from being sucked into the piling pipeline, but also guides the water flow smoothly into the suction inlet, reducing turbulence and eddies, thereby improving the operating efficiency of the water pump.

This utility model relates to the field of airborne bacteria sampling technology and discloses a high-precision airborne bacteria sampling device, including a carrying case with handles rotatably connected to the left and right sides and support legs fixedly connected to the bottom of the case. An air-pushing mechanism is installed inside the case, and a sampling mechanism is installed at the bottom of the case. The air-pushing mechanism includes a driving component, a pulling component, and a ventilation component. This high-precision airborne bacteria sampling device, through its air-pushing mechanism, allows the operator to activate an electric cylinder to move a sealed sliding plate up and down within the carrying case via an electric telescopic rod. This movement of the sealed sliding plate draws in and expels external air, allowing air in a specific area to come into directional contact with the sampling paper. This enables targeted sampling of airborne bacteria in a specific area, improving the sampling accuracy, reducing sampling data errors, and facilitating operation.

The utility model discloses a kind of plankton shallow water area surface layer collecting devices, it is related to aquatic biological resource investigation technical field, including collection frame, one end of the collection frame is provided with connecting frame, the one end of the connecting frame away from collection frame is provided with driving device, two rhombic floating plates one are fixedly connected with the two sides of the collection frame symmetry, two rhombic floating plates two are fixedly connected with the two sides of the driving device symmetry, the rhombic floating plate one and rhombic floating plate two are aligned in device longitudinal outside end face, the rhombic floating plate one and rhombic floating plate two are used to prevent plankton collection device from rolling over. The utility model is through nylon screen surface and silk cloth screen surface, the layered filtering mechanism of double-layer filter screen, through 200 μm nylon screen surface intercepts large plankton and floating object, avoids its interference micro sample. Through 50 μm silk cloth screen surface accurate retention small phytoplankton and protozoa.

The utility model relates to a kind of bacteria sampling device, including sampler main body, sampler main body has negative pressure passage, the air inlet end of negative pressure passage is fixed first magnetic force column, still including collection cover, handheld column, hose, support pipe and placement tray, this sampler is divided into static fixed-point sampling and dynamic mobile sampling two states.Static fixed-point sampling state, applicable to single point long time continuous monitoring.Static fixed-point sampling state does not use hose and handheld column, dynamic mobile sampling state, airflow enters the drainage passage of handheld column along support pipe inner wall.After airflow is guided out through drainage passage, it is transported to the collection cover's collection end by hose.Hose flexibility ensures that air path is sealed when handheld column moves.Air enters the negative pressure passage of sampler main body from the collection cover flared end, planktonic bacteria are intercepted on the surface of petri dish.Support pipe and the collaborative design of drainage passage make airflow keep stable flow rate during moving.

This invention relates to the field of lake algal bloom early warning technology and discloses a graded early warning system for algal blooms based on lake plankton, including a multi-dimensional acquisition module, a blind zone assessment module, a community analysis module, a balance analysis module, and a graded early warning module. The system acquires environmental monitoring data and plankton monitoring data of the lake through the multi-dimensional acquisition module. The blind zone assessment module generates a blind zone index to identify potential blind zone ranges for phytoplankton enrichment, providing comprehensive and accurate monitoring. The community analysis module identifies dominant plants that play a leading role in algal bloom formation, assesses the phytoplankton community structure, and generates a community index. The balance analysis module assesses the food chain structure of the lake plankton system and generates a balance index. The graded early warning module determines the level of blind zones in the lake monitoring network, the stability of the phytoplankton community structure, and the balance of the plankton system's food chain, and outputs the judgment results and response measures, resulting in excellent intelligent early warning and prevention effects.

This invention relates to the field of marine ecological monitoring technology, specifically to a method for monitoring planktonic larvae communities of *Sinocyclocheilus spp.* in nearshore waters. The method includes the following steps: S1, using a continuous plankton sampler with layered trawls to obtain samples containing *Sinocyclocheilus spp.* larvae and microscopically acquiring raw image data; S2, preserving the samples at a constant temperature and protected from light, and generating digital atlases containing texture features, edges, and confidence masks under microscopy; S3, inputting a multi-stage feature network to construct embedding vectors and outputting classification labels and instance masks; S4, performing morphological comparison and confidence backtracking correction based on the labels and masks; S5, combining filtered water volume to calculate abundance vectors and stage structure matrices to output ecological monitoring data. This invention achieves accurate identification, quantity statistics, and community abundance expression of *Sinocyclocheilus spp.* planktonic larvae, improving the intelligence and data assetization level of nearshore marine ecological monitoring.