69 results about "Marine ecosystem" patented technology

An apparatus and method for precisely controlling production, injection, and removal of disinfectants using electrolysis according to the flow rate of ballast water are provided, where the ballast water flows into or is discharged from the ballast tank to manage the ballast water or ships so that destruction or disruption of marine ecosystems can be prevented. An apparatus for treating ballast water and treatment method using the same are provided, the apparatus including: an electrolysis module for producing concentration-controlled sodium hypochlorite; a gas-liquid separator for separating hydrogen gas; a micro bubble generator for mixing and supplying reducing agents while reducing residual chlorine; a vortex generator for generating vortex; and a control system. The control system controls a salinometer, a flow rate meter, a residual chlorine meter, a seawater supply pump, flow rate control valves, an electrolysis module, a residual chlorine meter, a micro bubble generator, and an injection pump.

This invention disloses a combining method for desalting seawater and exploiting sea natural gas hydrates including: building an exploitation well, a level well and a collection well, building a floating platform on the sea, a sea desalt device and a natural gas hydrate exploitation device, desalting sea water, analyzing the natural gas hydrates and collecting the natural gas. This invention comprehensively utilizes the thick brine generated in the process of sea water desalting and uses it in the decompound and exploitation of natural gas hydrate to reduce the comprehensive cost.

The invention discloses an automatic fishing machine used on the sea surface, consisting of a fishing floating platform, a fishing device, an electric generator and a fish storage pond; wherein, the fishing device consists of a fishing rod control device and a fishhook control device; the fishing rod control device is formed by a horizontal fishing rod steering gear and vertical fishing rod steering gear; the fishhook control device is formed by a fishhook with fishing bait, an automatic fishing line access device and a fishhook draw off gear; a plurality of fishing devices are positioned around the fishing floating platform, the fish storage pond is arranged in the middle of the fishing floating platform, and the electric generator is installed on the fishing floating platform. The automatic fishing machine has the advantages that the fishing machine can be used for commercial fishing, catching the advanced fry which lives at the bottom layer of ocean, has high economic value and is large in size, developing the new resources in fishing industry which are not exploited by the people, and being capable of opening up the new fishing ground in an omnibearing way; automatic fishing machine also has high degree of operating automation, high fishing rate as well as low labor intensity, and no destruction and influence can be caused by mechanical work on the marine ecosystem.

The present invention relates to a process and an apparatus of ocean carbon capture and storage (Ocean CCS), which can be used for carrying out carbon capture and storage of flue gas discharged from marine facilities using fossil energy such as coastal power plants and marine ships, and direct air capture (DAC). The natural engineering method are adopted in the present invention, and natural seawater is used for washing and dissolving CO₂ gas for carbon capture; and natural seawater carbonate neutralization and formed bicarbonate is used for ocean storage in water column; and low head and large water flow is used to save energy. The discharged water complies with environmental regulations. The present invention provides an affordable and green effective mean for using marine ecosystems of carbon sinks and reservoirs to respond to the climate change.

The present invention provides an application of carbonated converter steel dregs in absorption of carbon dioxide by oceans. In the application, the steel scrap in steel enterprises is processed by carbonation, which means industrial waste gas or flue gas is filled into the carbonation device of the converter steel under the conditions of the temperature of 350 to 800 DEG C, the atmospheric pressure of 0.1 to 3.6 and the water vapor of 5 to 25 percent; the reaction lasts 2 to 5 hours; then the converter steel dregs after the treatment of carbonation is thrown into the ocean (in the shape of particles or brick blocks). After being improved through carbonation, the converter steel dregs are used for promoting the ocean to absorb carbon dioxide. Thus the application not only reduces the discharge of greenhouse gasses in the steel industry, but also exerts positive influence on the improvement of the marine ecosystem and the absorption of carbon dioxide by the ocean. At the same time, the application also broadens the field of utilizing the resources of converter steel dregs.

The invention relates to an evaluation method of marine ecological protection importance. The evaluation method comprises the following steps: step 1, determining boundaries of a marine organism centralized distribution area and a typical marine ecological system; 2, carrying out biodiversity maintenance function importance evaluation; 3, carrying out coastal protection function importance evaluation; 4, carrying out marine ecological sensitivity evaluation; 5, carrying out integrated analysis. According to the method, the main problems of randomness, high subjectivity, lack of scientific evaluation standards and the like of the existing marine ecological protection red line are solved, so that a basis is provided for carrying out work such as evaluation, adjustment and delimitation of themarine ecological protection red line.

The invention provides a petroleum pollution marine ecological environment evaluation method based on a metagenome technology. The method comprises the steps that seawater samples are collected; extraction and sequencing of metagenome DNA are carried out on the samples; effective sequence data statistical analysis and optimal sequence data statistical analysis are carried out on the sequenced data; OTU-based analysis is carried out through mothur and chopseq software; Alpha-diversity analysis is carried out and comprises analysis on the flora abundance, flora diversity and sequencing coverage rate; the dilution curve analysis is carried out; taxonomic analysis and community structure analysis are carried out; Heatmap clustering analysis is carried out, and the sample microflora structure and the population quantity parameter value are obtained and used for evaluating pollution similarity and perniciousness in different samples. The method can objectively evaluate the extent of damage to an ecological system from spilling oil pollutants and the response changes of the ecological system to the spilling oil pollutants.

The invention discloses a sexual artificial propagation technique for hermatypic corals. The sexual artificial propagation technique for hermatypic corals includes: acquiring eligible healthy living parents of hermatypic coals in a natural sea area with hermatypic coal distributed in late March, cultivating hermatypic coal parents under manual control, placing a prepared coral planula attachment device in a parent cultivation aquarium when gonads of the coral parents develop to a stage IV, observing emission and attachment processes of coral gametes, moving the coral parents to other aquariums for temporary rearing after emission of the gametes is finished, and cultivating larvae of the hermatypic corals under manual control. The sexual artificial propagation technique for the hermatypic corals has the advantages that the coral larva survival rate is high, the planula attachment device is stable, the larva natural attachment rate is high, cultivation technical conditions are easy to control and implement, the problems in transplantation of the hermatypic corals when coral reef degeneration is solved and coral reefs are recovered are avoided, and effective solutions can be provided for recovery of the coral reef ecosystem and protection of the marine ecosystem.

The invention relates to the technical field of bottom samplers and in particular to a layered bottom sampler for marine ecosystem research. The layered bottom sampler comprises a sampling inner cylinder and a sampling outer cylinder sheathed outside the sampling inner cylinder. The sampling inner cylinder and the sampling outer cylinder are fastened through fastening screws. Outer side of the sampling outer cylinder is sheathed with a screwing column. The sampling outer cylinder is rotatably installed in the screwing column. While the screwing column is rotated, the sampling outer cylinder can keep a non-rotating state. Interference to settlings in marine sediment layering and sampling work is reduced. The outer side of the screwing column is spirally provided with a spiral wheel. A center of the upper end of a screwing column cover at the top of the screwing column is connected with a rotating shaft of a screwing motor. The exterior of the screwing motor is provided with a sealing housing. The upper end of the interior of the sealing housing is provided with a storage battery. A center of the top of the sealing housing is provided with a hanging hook. The hanging hook is connected with a lifting rope winding receiving-releasing device through a lifting rope. The layered bottom sampler is capable of performing the marine sediment layering and sampling work in low interference,and completely acquiring a deep marine sediment sample.

Disclosed is a floating three-dimensional device for culturing coral in seawater. The device comprises a floating body, a connecting body and a floating body connector, and the connecting body is arranged in the seawater; the connecting body comprises a connecting object and a base; the floating body is connected with the connecting object; the connecting object is provided with the base; the baseis fixedly provided with the coral. The device can be not only used for the ultra-large-scale culture of the coral but also used as attachment land for some bacteria, algae and the like in a marine ecosystem or provide a habitat place for other organisms such as certain zooplankton, the growth surface area of marine organisms is increased, and the device has important ecological significance; thedevice can also be used for adjusting the materials and numbers of all parts according to actual conditions, all the parts can be freely combined into different configurations, and the device has high applicability.

The invention discloses a method for repairing a seaweed bed in a marine ecosystem, relates to the technical field of environmental governance, and is characterized by comprising the steps of seedlingselection, transplanting preparation, transplanting management, fertilization management and monitoring management, the historical distribution type of seaweed is selected through matching, and seaweed bed repairing is carried out in an appropriate, stable and historical reference area; the survival rate and the growth quality are good. Through a scientific forest thinning technology, the growthof original communities is not influenced, the healthy growth of the original communities is promoted, and the allopatric propagation effect of seaweed is remarkably improved; through substrate fixation optimization, microenvironment water flow is slowed down, suspended solids are settled, nutritive salt is caught, the effects of stabilizing the substrate and fixing seaweed plants are achieved, meanwhile, the iron ion concentration of a plant growth limiting factor in the sea is increased, and seaweed growth is promoted. Root and stem management and leaf trimming management are conducted on seaweed, stable damage of hydrodynamic force to the seaweed is reduced, it is guaranteed that roots, stems and tender leaves of seaweed plants fully absorb nutrition, and the survival rate of the seaweed is increased.

The present invention discloses a method for removing sporobolus alterniflorus. The method for removing the sporobolus alterniflorus requires the following devices and apparatuses including a mower, arotary cultivator, a ditching and soil covering machine, an agricultural film covering machine, a mulching film perforating machine and a tree support fixer, and requires the following materials including black degradable shading films, mature plants and seedlings of avicennia marina, paulownia fortunei, rhizophora stylosa, kandelia candel and bruguiera gymnorrhiza, and several meretrix lyrata, glauconome chinensis, nassariidae and cassidula nucleus. The method for removing the sporobolus alterniflorus adopts a method of treating the sporobolus alterniflorus and then burying the treated sporobolus alterniflorus firstly and then putting the rhizophoraceae mature plants and seedlings and accompanying marine animals, completely removes the sporobolus alterniflorus, while does not affect themarine ecosystem and surrounding environment, at the same time is free of danger of introducing foreign invasive species, can establish a complete mangrove forest ecosystem and is conductive to ecological restoration of coastal beaches and shoals.

The invention provides a system for treating enteromorpha on the sea. A power boat carries a control system, environmental information is sampled, and various parts of the system are controlled; the power boat drives a rear-stage buoy platform in a dragging mode; and the buoy platform carries water mixing systems, pressure increasing systems, water hammer systems, tube reducing and pressure adjusting systems and a deep drainage system. By the system and method for treating the enteromorpha on the sea, the enteromorpha can be directly treated on the sea, land transfer and land disposition are not required, and urban transport, environmental hygiene and air quality are not affected; and a physical mode is adopted in the whole process, any chemical preparations are not used, chemical properties of the enteromorpha are not changed, and therefore, the system and method for treating the enteromorpha on the sea are economical and environmentally friendly, are pollution-free, and do not have any harm on a marine environment or a marine ecosystem.

The invention discloses an on-site monitor for various soluble gases in seawater, comprising a seawater introduction device, a water-gas separation membrane and a vacuum chamber, the seawater introduction device is connected with the water-gas separation membrane, and the water-gas separation membrane passes through a pipeline Connected with a vacuum chamber, the pipeline is provided with an airtight valve; the vacuum chamber is provided with an ionization chamber, a mass analyzer and a detector, and the vacuum chamber is connected with a turbomolecular pump and a mechanical pump. The monitoring method disclosed in the present invention The instrument uses the principle of mass spectrometry to realize the qualitative and quantitative detection of various soluble gases in seawater. It has the advantages of fast detection speed, strong stability, and no secondary pollution. This instrument can be widely used in marine buoys, stations, monitoring ships, submarines It provides technical support for the study of biogeochemical processes and mechanisms of soluble gases in the ocean, and is of great significance in marine resource detection, marine ecological monitoring and evaluation.

The present invention relates to artificial bait, and an apparatus and method for manufacturing artificial bait. In particular, the present invention relates to artificial bait that can maintain the characteristic of attracting fish without replacing, retain the scent over a long period of time and be manufactured with high productivity without the need to dry, and prevent the devastation of a marine ecosystem by not using a natural bait, and an apparatus and method for manufacturing the artificial bait. The apparatus for manufacturing artificial bait includes a mixing unit, a kneading unit, a cooling part, an extrusion unit, and a vacuum part. The apparatus for manufacturing artificial bait mixes artificial scent with loess, and then mixes mix gum in the mixture of the loess and artificial scent. The apparatus mixes a bonding agent in the mixture of the loess, artificial scent, and the mix gum, and then kneads the bonding agent and the mixture. After that, the apparatus extrudes the mixture below a predetermined temperature, and then vacuum-packs an extruded material to manufacture artificial bait.

The present invention discloses a cruciform-winged artificial fish reef constituted by a space frame. The space frame comprises a main body frame and auxiliary winged frames extending outwardly from the main body frame. Plates with round holes are mounted, in whole or in part, on the main body frame and the auxiliary winged frames.The cruciform-winged artificial fish reef mainly has the followingadvantages: optimization and choice are made between the dead weight and the structure of the reef according to the hydrodynamic and bottom carrying capability conditions of a sea area, and a free choice can be made on whether bottom, side and top plates are arranged in whole or in part; and four semi-enclosed effective space structures are formed at two-wing joint parts of the main body frame, sothat the effective space cube of the cruciform reef is close to the volume of an octagon column. In a particular flow direction, at least 2 or 3 two-wing joint part structures can be deemed to be back flow regions, leading to an increase of 10-15% in effective space cube volume and facilitating hiding of marine life; thus, the space for marine life to swim around in the reef is expanded. The mainbody has suitable space and can serve as a marine habitat and a spawning and feeding ground. As a result, the productivity of a local marine ecosystem can be improved.

The current invention describes in vivo and vitro (cultured) sampling technologies that allow direct temporal and spatial sampling from living ecosystems such as those associated with marine ecology. The optional use of parallel sampling methods, observatory design, provides for the ability to measure the response of individual organisms to a variety of both biotic and abiotic stresses. Sampling in small volumes and close proximity to living organisms has allowed direct measurement of various invertebrate and other aquatic species in marine ecosystems. These sampling techniques are intended to apply to any liquid based ecosystem in an attempt to minimize sampling as a dependent variable in measuring the chemical and biological behavior of the ecosystem. If is intended that this sampling technology be used to directly measure the chemical behavior of a wide variety of organisms; including, plants, animals, and micro-organisms (e.g. algae, plankton). These probes facilitate the direct measurement of metabolism, decomposition, pollution, and stress or stimuli from the local environment. A variety of sampling tips and probes have been developed for discrete and continuous sampling. A variety of sampling probe geometries, sizes, and sampling capabilities are disclosed that enable both contact and non-contact sampling of the chemical environment. The liquid sampling has been optimized for chemical analysis with liquid chromatography mass spectrometry. Fatty acid and lipid profiling have been demonstrated on a number of species from a cultured aquatic using these techniques.

The invention provides a sea cucumber youngling meshed cage benthic ecosystem temporary aquaculture method. A 'sea cucumber aquaculture meshed cage' is connected to a raft through a connecting rope, two to three protective rings are installed on the meshed cage to form a device body, the device body is sunk to the seabed, and the meshed cage can be closer to the seabed through the protective rings and can be prevented from damage due to direct friction between the meshed cage and the sand of the seabed; the device body performs horizontal reciprocating motions daily with the raft according to the change of tidal bore, the meshed cage is not prone to embed into the sand and mud, the sand and mud is possible to enter the meshed cage, sea cucumber younglings are capable of obtain food in the seabed in large area conveniently, and the sea cucumber youngling meshed cage benthic ecosystem temporary aquaculture is implemented. The method has the advantages that the technology blanks of sea cucumber youngling marine ecosystem aquaculture and sea cucumber benthic ecosystem aquaculture can be filled, the technological problem which people eager to solve and which is failed to solve before is solved, and a complete industry chain of sea cucumber ecological aquaculture is acquired.

The invention discloses a marine ecosystem which comprises an outer support, an inner platform and a plurality of wave light power generation device units arranged around the outer support. A bottom sightseeing chamber is located on a still water layer. Water flow of the still water layer is low in speed, and the weight of the inner platform is large, so that the inner platform is not prone to vibration and is high in stability. By means of the arrangement of the wave light power generation device units, the two renewable energy sources of wave energy and solar energy can be simultaneously absorbed and converted through a buoy, a hydraulic oil cylinder and a solar panel. Conversion efficiency is high, the utilization rate of the system is high, and energy is provided for people to live on the sea.

A panoramic marine organism ornamental aquarium comprises an upper cylindrical tank, a middle cylindrical tank and a lower cylindrical tank. A neon lamp illumination facility and a filtering facility are arranged in the upper non-transparent tank, the middle cylindrical tank is a transparent culture tank, a biological filter pond and a water storage regulation pond are arranged in the lower non-transparent tank, a transparent water return pipe is arranged in the center of the aquarium from top to bottom, and the whole aquarium is in a cylindrical shape without any auxiliary facility on the surface. The water circulation route in the aquarium is from bottom to top and sequentially passes through the biological filter tank, the water storage regulation pond, the culture tank and the filtering facility, water returns from the center transparent water return pipe and rotationally raises in the culture tank around the tank, water circulation and water temperature are automatically regulated, and filler of the biological filter pond is a loose porous calcium carbonate material. The aquarium is unique in flow field, exquisite and adjustable, can provide an indoor long-time stable micro marine ecosystem environment, is suitable for culture of different types of marine organism pets, can achieve 360-degree omni-directional ornament, and has good market application and popularization prospects.

The present invention relates to marine medaka genes responding to the exposure of endocrine-disrupting chemicals, and a method for diagnosing an aquatic eco-system contamination using the marine medaka genes. Specifically, the method for diagnosing an aquatic eco-system contamination, according to the present invention, makes use of marine medaka genes of which the expression amount changes according to 17β-estradiol, or marine medaka genes of which the expression amount changes according to bisphenol A. Since it was verified that genes of marine medaka exposed to 17β-estradiol are changed or genes of marine medaka exposed to bisphenol A are changed, the present invention can be used in a useful manner for a microarray chip in which marine medaka genes responding to 17β-estradiol or marine medaka genes responding to bisphenol A are integrated, for a diagnosis using same, and for a method for diagnosing health or detecting stress of a marine eco-system by applying a kit having the microarray chip.