1039 results about "Floating island" patented technology

A super-enhanced aquatic floating island plant habitat that is adjustably buoyant and optionally biodegradable. The first embodiment is comprised of a thermoplastic elastomer, a mat, soil / flotation chambers, apertures, nutrient channels, buoyant waterscape options, and a tethering system. The floating island can include monitors that measure water and atmospheric conditions, dispensers for fish food or chemicals, and a water agitation / oxygenation device. Another embodiment comprises a positively buoyant soil matrix contained within a water-permeable bag. Another embodiment comprises a flotation collar, an outrigger, and one or more water-permeable bladders containing negatively or neutrally buoyant bedding soil. The present invention also covers an aquarium-scale floating island and submersible planter, a plant containment bag made out of thermoplastic elastomer, and several methods of adjusting the buoyancy of a floating island. A method of manufacturing a floating island comprising molded thermoplastic elastomer.

The invention discloses a method for biologically remediating a water body and soil comprehensively utilizing resources. The method comprises the steps: (1), determining main pollutants in a selected land area or water body area; (2), selecting to plant and / or cultivate fast-growing herbaceous plants, fast-growing alga, trees, bushes, fungi or microorganisms with high remediation efficiency in the selected land area or water body area; (3), harvesting or collecting the fast-growing herbaceous plants and the fast-growing alga after growing to reach a suitable height or size; (4), concentratedly processing the harvested or collected fast-growing herbaceous plants and the fast-growing alga, and comprehensively utilizing to prevent the pollutants from dispersing; (5), remediating an eutrophic water body by adopting an artificial floating island; (6), remediating a heavy metal polluted water body by confining floating plants; (7), repairing cadmium and zinc polluted soil by mixed-cropping festuca arundinacea and bluegrass; (8), remediating polycyclic aromatic hydrocarbons (PAHs) polluted soil by mixed-cropping alfalfa and italian ryegrass; and (9), extracting and recovering silver from silver-containing wastewater remediation plants.

A floating island comprising one or more layers of nonwoven mesh material and optional buoyant nodules. The mesh material is optionally coated with a spray-on elastomer or inoculated with nutrients or microorganisms. The island can include buoyant growth medium, floats, buoyant blocks, a prefabricated seed blanket, a dunking feature, capillary tubes, wicking units and / or bell flotation units. A larger embodiment is comprised of nonwoven mesh material, buoyant nodules, supplemental flotation units, stepping pads and optional load distribution members. Other optional features include a stepping stone flotation assembly, a stepping stone / vertical buoyant member flotation assembly, and a floating log assembly. The buoyancy of the island can be adjusted with a rigid framework of horizontal members, vertical members that can be moved vertically within the island, and / or a framework of prefabricated flotation tubes and cross members. The present invention also covers a floating island with a boat docking location.

The invention discloses an ecological floating island and a building method thereof, the island comprises a floating island unit outline border (1), an outline border cover (2), floating-body filler (3), planting cups (4) and planting pipes (5). Under the synergic action of the floating-body filler (3), microorganisms growing on the floating-body filler (3) and plant root systems, optimal biological balance can be established, so that polluted water body can be treated continuously; meanwhile, the ecological floating island of the invention can be suitable for various plants, and crop rotation or interplanting can be carried out to achieve the effects of stereo planting and four-season planting, and treatment effect and landscape effect can be kept all year round; by adopting the planting cups (4) and the planting pipes (5), the workload for building the ecological floating island can be reduced and the survival rate of the cultivated plants is improved; in addition, the ecological floating island of the invention can be assembled in a laminating way, thus improving the pollution control efficiency greatly.

The invention relates to a method for treating eutrophication pollution of landscape water, and combines a physical-chemical technique and an ecological floating island technique, utilizing a constructed enclosure to divide an ecological purification area and a strengthening purification area in the landscape water and plant an ecological floating island in the ecological purification area. Besides the ecological floating island planted in the strengthening purification area, a medicine feeding system and an aeration system are also arranged in the strengthening purification area; by utilizing a diving pump, the landscape water is led to the purification areas; the medicine feeding system and the aeration system are opened; through the effects of physical-chemical adsorption and coagulation settlement, pollutants are rapidly removed; at the same time, the ecological floating island closely distributed on the water surface has good effects of wind and storm resistance and light screening, thus providing a good hydraulic condition for the settlement of the pollutants; due to a loss of light source, the algae settling under water can not float any more, thus dying gradually; in addition, a certain quantity of nutrition salt released in a decomposition of the pollutants and dying of the algae can be fully absorbed by the ecological floating island; the high quality water treated in the ecological purification areas flows back to the landscape water.

The invention relates to a closed or semi-closed landscape water body governance method including an aeration oxygen filling process, a biological treatment process and an artificial ecological reconstruction process; the biological treatment process includes adding microbial agents and biological growth-promoting agents; the artificial ecological reconstruction process includes bionic carbon fiber ecological grass and a compound ecological floating island technology; the water quality of the water body is improved by the aeration oxygen filling process and the biological treatment process; an ecological system is reconstructed and restored by the artificial ecological reconstruction process, and the water body landscape function is restored and promoted. The method can effectively improve the water quality of the water body, rapidly restores the water body ecological system and the self purification ability, and restores and promotes the water body landscape function; the water quality of the water body after governance achieves ''environmental quality standards for surface water'' (GB3838-2002) IV-class water standards. The method allows water quality improvement, ecological restoration and landscape promotion to be combined, has the characteristics of energy saving, good algae inhibiting effect, fast ecological restoration, low governance cost and the like, and has relatively good social benefits and ecological benefits.

The invention discloses a production method of low-volume-weight light-weight ceramic plank stuff. The ceramic plank stuff is produced after high-temperature sintering at 1170-1220 DEG C, the maximal size thereof can reach 1100 multiplied by 2100 and the volume weight is 0.45-0.7g / cm. The production method is characterized in that the raw materials contain 54-90 percent of polished waste residue, 7-30 percent of clay, 0-20 percent of sandstone materials, 2-10 percent of auxiliary agent, 0-1.2 percent of billet reinforcing agent and 0.3-1.5 percent of dispergator; the auxiliary agent is one or the combination of a plurality of CaCO3, MgCO3, steatite, waste fusion cakes, waste glass, carborundum powders and carbon black. The production is a ceramic body with a micropore structure and has the functions of light weight, high strength, heat insulation and preservation, fireproofness, sound absorption, and the like, thereby being an environment-friendly novel building material. The low-volume-weight light-weight ceramic plank stuff can be used as building non-bearing wall materials, heat insulating materials of internal and external walls, sound insulation materials of buildings or besides highways and also can be used as an artificial floating island.

The invention discloses a plant floating island, which comprises: using rigid floated bar-shape material to fix a unit frame (1), fixing net material with said frame to form a plant growth substrate culture bed (2), and forming the floating unit; putting water plant in said bed to centralized ret for plant growth substrate (3); cropping floating-island plant in the bed; after combining the units, fixing the top of attachment pile (4) with unit frame to complete the building.

The invention relates to an environmental engineering and water treatment technology and aims to provide a self-sustaining type landscape restoration ecological floating island device. The device comprises floating beds, floating islands which consist of aquatic plants planted between the floating beds, photocatalysis ribbons, and aeration devices which supply power by using solar systems; and each photocatalysis ribbon comprises a horizontal loading main body which is submerged below a water surface, a plurality of holes for circulating water bodies are distributed at the bottom of each photocatalysis ribbon, a carrier material loaded with a photochemical catalyst is fixed on the surface of each photocatalysis ribbon, and an overflow weir is arranged at the periphery of each photocatalysis ribbon. Each aeration device comprises an aeration pipeline and a motor. The organic matter and nitrogen and phosphorus are removed from eutrophic water by combining a photocatalysis technology, an ecological floating island technology and a solar energy technology; nitrate nitrogen and ammonia nitrogen are converted into nitrogen by the photocatalysis technology simultaneously; the accumulation of nitrogen pollutants is reduced, and nitrate is prevented from being converted into nitrite or ammonium; and dissolved oxygen in the water body is increased by using the aeration devices, and the self-purification capacity of the water body is improved, so the aim of restoring the eutrophic water well is fulfilled.

The invention relates to a method and a device for purifying combined-flow artificial floating island water bodies. The device is provided with an artificial floating island frame; particle filling areas (6) are arranged in the artificial floating island frame; tightly accumulated particle fillers (6a) are filled in the particle filling areas; the particle filling areas are distributed at the lower part of the artificial floating island frame in a dispersed manner; sparse fillers (7a) with good overflowing property are arranged between the dispersed particle filling areas (6c) to form a sparse filling area (7) in which the flow is obviously higher than the osmosis flow in the particle filling areas; the particle filling areas are distributed at the upper part of the artificial floating island frame in a whole area or in sub-area to form an upper layer particle filling area on which humidogene emergent aquatic plants can be planted. In the invention, different filling areas are arranged to form combined flow of coexistence of porous media seepage and space continuity flow, thus fully purifying water bodies under the actions of physics, chemistry, plants and microorganisms and the like, and achieving the high effects of nitrogen and phosphorus removal by adopting the invention to process eutrophic surface water bodies, such as rivers and lakes and the like.

The invention discloses a three-dimensional ecological restoration method for a supereutrophic lake water body. The method comprises the following steps of: inserting a plurality of fixed piles into a hard layer at the bottom of a lake, transversely connecting the tops and middle parts of the fixed piles with steel cables to form an enclosure structure, connecting water-proof canvas serving as enclosure cloth with the fixed piles, and fixing the bottom end of the enclosure cloth and a gabion at the bottom of the lake after sewing to constitute an enclosure; transforming a substrate in the enclosure; partitioning the water surface into multiple layers according to water plants needing to be planted; transplanting the water plants; establishing an ecological floating island; performing biological alga control; and running an ecological enclosure system, maintaining and managing. By adopting the method, the water quality can be improved remarkably, the water transparency is enhanced remarkably, the nutrient salt content is lowered remarkably, and remarkable ecological benefit and landscape effect are achieved.

The invention discloses a composite unit for restoration of a landscape water body. The composite unit at least comprises a water quality regulating zone, a filtration and sewage interception zone, an emergent aquatic plant arranging zone, a waterfall reoxygenation zone, an artificial floating island arranging zone, a base and a connecting pipe, wherein the water quality regulating zone is fixed on the filtration and sewage interception zone in an embedded mode, the middle of the emergent aquatic plant arranging zone is provided with a diversion table, the upper part of the diversion table is used for supporting the filtration and sewage interception zone, the filtration and sewage interception zone, the diversion table, the waterfall reoxygenation zone, the artificial floating island arranging zone and the base are respectively provided with a first center hole, a second center hole, a third center hole, a fourth center hole and a fifth center hole, and the connecting pipe passes through the first center hole, the second center hole, the third center hole, the fourth center hole and the fifth center hole to allow the filtration and sewage interception zone, the emergent aquatic plant arranging zone, the waterfall reoxygenation zone, the artificial floating island arranging zone and the base to be fixedly connected from top to bottom. The composite unit has the advantages of high water purification efficiency, no generation of secondary pollution, simple and convenient construction and maintenance, low investment cost and a small occupied water area.

The invention discloses a self-lifting water quality purification device applicable to still water lakes. The device comprises a floating island basal body, an air pump, an ecological purification box, floating troughs, an air delivery pipe and an aeration device, wherein the floating island basal body floats on the water surface and aquatic plants are planted on the floating island basal body; the ecological purification box is in a water permeable structure, and substances used for microbial degradation and physical filtration and adsorption are arranged in the ecological purification box; the ecological purification box slides up and down along the air delivery pipe; and the aeration device is arranged below limit switches, is connected with the lower end of the air delivery pipe and is used for delivering oxygen to lake water and the floating troughs. The device has the beneficial effects that integration of plant absorption, microbial degradation, physical filtration and adsorption and oxygenic aeration of the lake water is achieved via the aquatic plants, the ecological purification box and the aeration device; the invention aims to solve the problem that common floating beds have poor still water bottom layer purification efficiency; and three-dimensional purification of the still water is achieved by the self-lifting purification device to gain better water quality purification effects.

The invention discloses a water quality purification system for an urban river. The river is divided into three treatment areas according to the water quality condition of the urban river, namely an agricultural farming waste water treatment area, a treatment area of branch rivers polluted by waste water from the chemical industry and a domestic waste water treatment area, the water quality purification system for the urban river comprises a sludge cleaning device, biological earthworms, a first biological dam, a second biological dam, a third biological dam and an ecological floating island. According to the water quality purification system and process for the urban river, an integral treatment scheme and a segmented treatment principle are adopted, the river is divided into three segments for segmented treatment, all treatment units are matched reasonably, conditions are created actively for gradually lowering pollution of the river, the ecological system is established artificially, the self-cleaning capacity of the river is gradually restored, all the areas are subjected to targeted treatment according to actual conditions, investment and operating cost are low, and the purifying effect is good. The invention further discloses a water quality purification method for the urban river.

The invention relates to a combined ecological floating bed for water planting plants and flowers, which is characterized by comprising one or more ecological floating bed units which are combined, interconnected and fixed to form the combined ecological floating bed for the water planting plants and flowers with various patterns; the ecological floating bed unit comprises a planting basket, a floating bed framework and a foam piece, wherein the planting basket is placed in a planting basket placing port of the floating bed framework; the foam piece is sleeved in a cavity of the floating bed framework; and a plurality of ecological floating bed units are connected to form a large-area water planing plant-flower garden or a fixed green ecological floating island. The ecological floating bed has the advantages of unique structure, convenient manufacture and low cost, can effectively reduce the content of phosphorus and nitrogen-like eutrophic salts polluting the water and COD and BOD, promote the water quality from VI class to III class and beautify the environment, and can be widely applied to the water surfaces of extensive polluted rivers and lakes.

An improved floating island planting system comprising a float ring formed as a circular walled member of closed-cell polyethylene foam, and a garden planter formed in a bowl configuration with a collar of greater diameter than the float ring. The bowl of the garden planter is dimensioned for nesting in the float ring, the planter is defined by a plurality of holes through the closed bottom. A fill mix comprising a combination of clay and potting soil resides in the planter. An alternate embodiment is shown in which the planting system is integrally formed from an open-ended circular collar section that is heat sealed to a conforming circular base section.

The invention relates to a water body purification system formed by stereoscopic configuration of aquatic animals and plants, which comprises a culture mesh box, wherein the culture mesh box is a box body of which the six surfaces are closed; the water surface above the culture net box is provided with an artificial floating island; the middle part of the net box is provided with a submerged plant layer; the artificial floating island comprises a floating plate; the floating plate is uniformly provided with through holes; culture basins are put in the through holes; emerging plants are planted in the culture basins; the floating plate is fixed through a cord and an anchor; the floating plate is further provided with a light transmission port; a frame is mounted at the light transmission port; submerged plant culture basins are hung on the frame through cords; submerged plants are planted in the submerged plant culture basins; and fishes are put in the culture net box. According to the invention, the aquatic plants and animals are organically integrated by the artificial floating island and the culture net box, so that an all-ecological stereoscopic water quality purification system is formed, thus effectively purifying a water body, and simultaneously creating a landscape and producing economic benefits.

The invention discloses a method for ecological control on black-odor watercourse by combining electrochemistry with biology. The method comprises the following measures: (1) carrying out biological catalytic oxidation, electrochemical treatment and oxygenation aeration treatment; (2) finishing electrochemical treatment, feeding a microorganism agent, and simultaneously keeping oxygenation aeration treatment; (3) spreading a bottom sludge biological agent, and simultaneously keeping oxygenation aeration treatment; (4) arranging biomembrane systems at certain intervals; and (5) arranging artificial floating islands, and planting emerging hydrophytes and aquatic plants on the artificial floating islands. The method is economical and practical, and achieves the effects of rapidly controlling, eliminating blackness and odor of water, prolonging the biologic chain of the watercourse, increasing the biodiversity of water and improving the water self-purification capability of the watercourse.

The invention discloses an amphibious floating island suitable for a riparian zone. The amphibious floating island comprises floating bed units and fixing devices, wherein the fixing devices are fixedly arranged along the embankment direction, a plurality of floating bed units are longitudinally and horizontally arranged along the bank, and adjacent floating bed units are in flexible connection with each other through a rope lock. The invention also discloses a construction method of a revetment applying the amphibious floating island. The construction method mainly comprises the steps of fixing the floating island at the highest water line in the riparian zone of a reservoir, and arranging emergent aquatic plants which accord with the regional characteristics of the Three Gorges reservoir region on the floating island. The floating island is simple in structure and flexible in application, and can produce a corresponding 'bending' phenomenon in the process of matching with the increase amount of water level. The emergent aquatic plants on the floating island can satisfy the requirement on improvement of the ecological environment of a water body, and afforest the bare riparian zone when the water level falls without secondary pollution, so that the amphibious floating island has an eco-friendly effect, and is especially suitable for littoral zones with great water level fluctuation.

The invention discloses an ecological floating island with a biofilm reaction function and a water treatment method. The ecological floating island with the biofilm reaction function comprises a floating island floating body frame (1). The inner surface of the floating island floating body frame is connected with a grating plate (2). A first air inlet pipe (10) of each columnar hollow fiber membrane module (3) is movably connected with a second air inlet pipe (6) through a joint (5), and the top end of the second air inlet pipe (6) is connected with a check valve (7). An air pump (8) is connected with the second air inlet pipes (6) through air guide pipes (9). The outer surfaces of the second air inlet pipes (6) are movably connected with the floating body frame or the grating plate. The air pump (8) is electrically connected with a wind power generation device or a solar power generation device. Hollow fiber membranes of the columnar hollow fiber membrane modules are hydrophobic microporous membranes. The ecological floating island with the biofilm reaction function is low in cost, convenient and flexible to operate and manage, small in occupied space and diversified in fixing mode and increases the utilization rate of oxygen by utilizing biocenosis, and space arrangement can be adjusted easily; the ecological floating island can be placed in a pre-sedimentation tank of a water supply plant, is suitable for the water supply plants with the scarce urban land and has the advantages of good treated water quality, synchronous and efficient decarbonization and denitrification and a good landscape effect.

The invention discloses an artificial floating island for planting on water and a planting groove thereof. The artificial floating island comprises a floating island base, the planting groove, a buoyancy regulation and control device, a floating island protection device and a floating island fixing device. The planting groove is formed by a planting groove bottom plate and a planting groove frame, wherein the planting groove bottom plate is made of foamed cement and is provided with a plurality of preset root holes running through the upper and lower surfaces of the planting groove bottom plate; the planting groove bottom plate is coated with a waterproof outer coating layer; a nutrient soil layer is paved on the planting groove bottom plate; the planting groove is provided with a connecting device; and the connecting device comprises at least two planting groove bottom plate through holes, inserted pipes inserted in the corresponding planting groove bottom plate through holes, and connecting wires inserted into the inserted pipes.

The invention discloses a solar power nitrogen and phosphorus removal biological box array used for in-situ purification for eutrophic slow flow water body. The biological box array uses longitudinal array or other array combination, and the biological box array is composed of different functions of biological box monomers with similar shape. The biological box monomer comprises a body framework, a floating body, a photovoltaic power system, an aeration or flow pushing facility and a biological box; the biological box body is a stainless steel box body or a plastic mesh cage, and combined biological carrier is filled in the box body. The biological boxes are divided into aerobic biological boxes and anoxic biological boxes which are combined into the array in a certain mode. An aeration plate is arranged at the bottom of each aerobic box body, and the arrangement of the flow pushing facility is determined according to the water flow. The solar power nitrogen and phosphorus removal biological box array used for the in-situ purification for the eutrophic slow flow water body uses the combined biological carrier with special proportion and uses step-by-step nitrification and denitrification, the filler use ratio can be effectively improved, and accordingly the purification efficiency can be improved. The solar power nitrogen and phosphorus removal biological box array does not depend on the plant, and the disadvantage that a plant type floating island is difficult to manage is avoided. The solar power nitrogen and phosphorus removal biological box array is not limited by the power supply condition by means of using solar clean energy.

The invention relates to a multifunctional modularized floating island for in-situ restoration of polluted rivers and lakes. The floating island consists of five functional modules including a waterscape floating island module, a flexible filler floating island module, an aeration floating island module, a power supply floating island module and a functional floating island module. Each functional module is formed by floating beds in the same shape and size; different functional components are matched on the floating beds respectively so as to form the above functional modules. 2-5 different functional modules are selected in proportions according to the water quality difference and area load of the polluted river, and are optimally combined, thus various micro-environments are formed along the water flow direction, the self-cleaning ability of rivers and lakes are prompted, and the COD (chemical oxygen demand) and ammonia and nitrogen of the polluted water can all reach the V-type standard of surface water. With the adoption of the technology, the problems of single function, poor applicability and low water quality improving efficiency of the plant floating island structure in the prior art are solved, and the in-situ high-efficiency water quality improvement of water in polluted rivers and lakes is achieved.

The present invention relates to a microbial fuel cell water purification method, particularly to coupling of ecological floating islands and microbial fuel cells, wherein the method can be used for ecological restoration of contaminated river courses, lakes and parks, residential districts and other landscape water bodies, and belongs to the water body pollution remediation in environmental projects. According to the present invention, the black and odor river sediment or city sludge is adopted as the bottom matter, the carbon felt is adopted as the anode, and the graphite disc is adopted as the cathode to construct SMFC; floating-bed plants are introduced, and are planted on the overlying water body by using the floating body to form the floating-bed plant-sediment microbiological fuel cell (P-SMFC); with the combination of the floating-bed plant root system secretion characteristics, the root system secretions provide nutrients for the rhizospheric microorganisms; and the root system radially secretes oxygen to make the rhizospheric zone form a lot of aerobic zones, and the oxygen secreted by the plant root zone can spread to the SMFC cathode, such that the cathode region dissolved oxygen concentration is increased, and the restoration performance of the SMFC on the sediment pollution and the overlying water pollution are improved.

The invention discloses a combined type adjustable compound ecological floating island. A main body structure of the combined type adjustable compound ecological floating island comprises fixing columns, a floating island frame and plant planting baskets. The lower end of each fixing column is inserted into a cement cubic anchor, and sinks into water, and the upper end of each fixing column is 30cm-60cm higher than the water surface. The floating island frame is in a net structure, is divided into two layers including an upper layer and a lower layer, and is connected with the fixing columns through fixing holes at four corners of the floating island frame in an inserting mode. The plant planting baskets are independently arranged, and are buckled with the floating island frame. Plant planting baskets fixed on the surface layer of the floating island frame are used for planting emergent aquatic plants, such as cattails and cypella herbertii, and plant planting baskets fixed on the lower layer of the floating island frame are used for planting submerged plants, such as hornworts and eel grass, and are fixed through light materials, such as haydite and vermiculite. Biological film filler is hung on the lower portions of the plant planting baskets. The combined type adjustable compound ecological floating island is simple in structure, and facilitates industrial production. Each layer of the combined type adjustable compound ecological floating island can be adjusted to a reasonable depth according to water depth, water body transparency and illumination conditions so as to adapt to different water bodies and requirements. Synergistic effects of the emergent aquatic plants, the submerged plants and microorganism are made full use of, and a removal effect is good.

A multilayer three-dimensional ecological floating bed with hanging elastic packing comprises an aquatic plant region, a floating bed carrier region and a three-dimensional elastic packing region, wherein the floating bed carrier region is located below the aquatic plant region and used for absorbing nutrient substances in water for aquatic plants in the aquatic plant region; the three-dimensional elastic packing region is hung at the bottom of the floating bed carrier region and used for providing an attachment and proliferation carrier for microbes in water to prevent the microbes from being caught and eaten by protozoa. According to the multilayer three-dimensional ecological floating bed, an ecological floating island technology and a biological membrane technology are combined, the growth requirements of plants are met to the utmost extent by virtue of the characteristic that the carrier layer of the floating bed can adsorb nutrient elements such as nitrogen and phosphorus, and organic pollutants in water can be removed by a biological membrane on the surface of the three-dimensional packing hung at the bottom of the carrier layer so as to realize repairing of water pollution of a water body eventually. The multilayer three-dimensional ecological floating bed is mainly suitable for ecological restoration of eutrophication of rivers, lakes and other landscape water bodies, can meet esthetic effects, and has a certain interception effect on suspended matters; and meanwhile the multilayer three-dimensional ecological floating bed achieves a high removal effect on nitrogen and phosphorus, and has the advantage of low running cost.

The invention discloses an ecological landscape floating island, comprising one or a plurality of floating modules and floating link channels; each floating module is connected with each other, and the floating module and other objects are connected through the floating link channels; a plurality of platforms with different functions are arranged on the floating module; an anchoring positioning device is arranged under the floating module. The invention has the advantages of that the invention has low elevation and strong hydrophilicity, arbitrariness of establishing platforms, multifunction (uniqueness) of utilization, freeness from conditionality of fixed natural geography, movability (self-propulsion); the invention can carry out a series of wind power, hydropower, solar power and moon power generation, seawater desalination, freshwater purification, sewage purification, environmental protection, construction of the ecological landscape on the floating island, pseudo-classic architecture and modern architecture, as well as scientific experiment place of a marine science field; the invention has the advantages of huge scale, novel technology, good integrity, strong impermeability, light deadweight, high strength, large bearing capacity and good durability.

The invention discloses a large deep lake water ecosystem restoration method. The large deep lake water ecosystem restoration method adopts basic condition improvement, a lake reservoir fencing net separation and partition technology, a transitional zone wash-preventing technology system, an inflow water front-arranged reservoir pre-treatment system, an ecological plant floating island construction, planting of submerged plants and floating-leaf vegetations in a planting area, spreading and planting of submerged vegetations in a deep-water area, a food network chain establishment, repair and management technology system, a sediment-water interface nutrient salt control system, a microbial membrane strengthening system, a species diversity habitat system and a lake water ecosystem protection technology. By the adoption of the large deep lake water ecosystem restoration method, the water body pollution load is effectively reduced, the water self-purification ability is improved, and a water body can be clear and be free of color and smell and accordingly is suitable for human to use.

The invention relates to a manufacture and use method of a screen mesh type ecological floating bed, which comprises the following steps: taking light-weight lumber to be cut into wood strips; weaving the wood strips into a framework of the ecological floating bed; respectively covering screen meshes on the upper side and the lower side of the framework of the ecological floating bed; selecting plants suitable for growing on the floating bed for carrying out seedling in the field; inserting young plants after the seedlings into the floating bed through mesh openings of the screen mesh at the upper layer to be transplanted onto the floating bed; supporting the root parts of the young plants by the screen mesh at the lower layer; mutually connecting a plurality of floating beds with planted young plants for forming an ecological floating island; planting the ecological floating island on corresponding water level; and using cables for fixing the ecological floating island to the shore or the water bottom. The invention uses the light-weight lumber as main raw materials for manufacturing the framework, iron wire screen meshes are covered on the upper side and the lower side of the framework to be made into the ecological floating bed, the weaving method is simple, and the environment is protected. Ornamental plants planted on the floating bed can be applied to the landscape water level, and vegetable plants planted on the floating bed can be applied to the agricultural culture water level. The water level is purified, in addition, the ecological floating bed can be used as the ornamental landscape, and at the same time, crops can be harvested.