73results about How to "Realize ecological restoration" patented technology

Provided is a heavy metal pollution soil repairing agent using excess activated sludge as the rawmaterial, a method of extraction and a method for repairing the heavy metal pollution soil, which relates to a heavy metal pollution soil repairing agent and a method thereof and a method for repairing the heavy metal pollution soil, and solves the problems of high cost, easily secondary pollution and complex operation existing in the repair of the heavy metal pollution soil. The heavy metal pollution soil repairing agent is composed of amylose, protein, nucleic acid, phosphoric acid, amino acid, humic acid compound, uronic acid and the organic substance required for cell lifecycle. The method for distilling the heavy metal pollution soil repairing agent is as follows: the wastewater treatment excess activated sludge reacts under the condition of 80-120 KPa and 60-100 DEG for 8-20 minutes; then centrifuges for 8-20 min at the rotating speed of 5000-7000r/min. The invention adopts the home position repairing or the heterotopia repairing to repair the heavy metal pollution. The invention has low cost and no secondary pollution, simple operation, short repairing period, strong activity and wide range of application.

The invention discloses an environmental risk preventing and controlling and contaminated site repair method for a gasoline station. The method comprises a daily monitoring pre-warning system of the gasoline station for realizing online monitoring of soil and underground water; a site environment characteristic analyzing system for realizing comprehensive site environment investigation and accumulating related parameters such as hydrogeological parameters for a 3D building design; a 3D model design system for site monitoring and risk estimation, defining the boundary and contamination degree of the site contamination by simulating a relocation diffusion process of contaminants in soil and an underwater medium and realizing three-dimensional visualization; and a contaminated site ecological repair system for realizing precise injection of a repair agent and degrading the contaminants in soil and underground water to achieve a set repair target by virtue of a 3D model design result by using an in-situ biological method. The method disclosed by the invention has the beneficial effects that the environmental risk of soil and underground water of the gasoline station is monitored and pre-warned in real time, site risk is estimated and the contaminated site is ecologically repaired.

The invention discloses a tailing pond reclamation greening method. The tailing pond reclamation greening method includes: selecting mine waste tailings and adding modifying agents of peat soil and sawdust to modify the tailings, wherein the volume proportion of the base materials of the tailings, the peat soil and the sawdust is 2-4:0.8-1.2:0.8-1.2, 20g/m<2>-30g/m<2> of water retaining agents are added in the base materials, and reclamation greening operation is performed on mine waste land by using the base materials. Accordingly, not only are good ecological reclamation greening effects achieved, but also accumulation quantity of the tailings in a mine and harm from the tailings to mine ecological environment are effectively reduced, and furthermore soil is not used in the base materials, and therefore the disadvantage that secondary damage is caused to the environment due to the fact that replacement soil is used as growth base material of plants in a traditional replacement soil spraying greening method is avoided.

The invention relates to a breakwater ecologicalization technology, particularly to a servicing ocean breakwater underwater area ecological restoration method, and belongs to the field of ocean engineering and ocean ecological engineering. The method comprises the following steps: (1) investigating a sea area of a concrete structure construction position; (2) preparing a concrete adhesion matrix;(3) quantitatively collecting and culturing young oysters; (4) cleaning the surface of the breakwater; (5) carrying out underwater pouring of mortar; (6) placing an oyster adhesion matrix on site; (7)monitoring larva attachment; and (8) adding and managing nutrient substances. According to the invention, underwater non-dispersible ecological mortar is developed, and is poured into breakwater underwater area without oyster attachment to induce oysters to be massively attached to the breakwater underwater area, and due to the fact that the oysters serving as ecological engineers have the characteristics of purifying water and improving the water area, ecological restoration of the breakwater underwater area is achieved, and all-around high ecologicalization of the marine breakwater is achieved.

The invention provides a macadam slope vegetation recovery structure and a construction method, and relates to the technical field of slope restoration. According to the macadam slope vegetation recovery structure, by means of matched arrangement of a covering soil layer, a first protection layer, a base layer, a planting layer and other specific structures, the slope stability can be effectivelyenhanced, ecological restoration on a macadam slope is achieved, the needed covering soil is greatly reduced, and the technical problem that the covering soil layer is large in thickness, the soil volume is large, and a soil source cannot be guaranteed due to the fact that direct soil covering is adopted for plant cultivation in the prior art is relieved. In addition, the macadam slope vegetationrecovery structure can control the macadam slope locally, macadam clearing and carrying expenses are saved, the cost is greatly reduced, and the technical problem that due to the fact that in the prior art, a machine is adopted for clearing and carrying the macadam slope in the prior art, the stacking place is limited, the transportation distance is long, and the clearing and carrying cost is highis relieved. The construction method of the macadam slope vegetation recovery structure is further provided.

The invention discloses a method for treating sewage and ecologically restoring water environment of villages and small towns in a water network region. The method comprises the following steps of: partitioning a slow-flow pollutant loading creek of which the width B is between 6 and 14 meters into six different continuous sections, namely, an aquatic plant purification ditch section I of which the length R1 is between 40 and 150 meters, a creek in-situ oxygenation section of which the length R2 is between 15 and 40 meters, an artificial waterweed carrier biological film system section of which the length R3 is between 10 and 50 meters, an aquatic plant purification ditch section II of which the length R4 is between 20 and 250 meters, an ecological embankment and irrigation and stagnant water drainage water transfer system section of which the length R5 is between 80 and 200 meters and a water gate adjusting section which serve as a sewage treatment unit; and reforming the conventional waste slow-flow pollutant loading creek so as to turn the pollutant loading creek into a sewage treatment facility for the villages and small towns. The method has the advantages of realizing sewage treatment and ecological restoration of the water environment of the villages and small towns, saving land resource and using recycled waste water for cultivating and irrigating, along with small investment, convenient management and maintenance and low running cost.

The invention relates to the field of environmental protection and discloses an ecological bag and a rock slope re-greening device. A preparation method of the ecological bag comprises the following steps: (1) mixing polypropylene fiber colloidal particles and anti-aging polypropylene master batches, so as to obtain a mixture; (2) heating and fusing the mixture of the step (1), carrying out extrusion to form filaments, and carrying out oiling, traction, crimpy cutting and drying formation, so as to obtain an anti-aging polypropylene short fiber; and (3) carrying out loosening, carding, lapping, needling, heat setting and winding on the anti-aging polypropylene short fiber, so as to obtain the ecological bag. According to the ecological bag and the rock slope re-greening device, the technical defects that an unaesthetic structure is formed, the ecological environment is easily damaged, and the covered structure is unsteady after a rock slope is covered by virtue of existing lattice girder method, slurry stone-laying method and guniting method are effectively solved.

The invention discloses an enhanced aeration ecological restoration device. The device consists of: a floating box, solar cell panels, a first water pipe and a second water pipe, a water pump, activated carbon filler and biological filler, an anode electrode and a cathode electrode. Nano oxygen bubbles produced by anode electrode electrolysis are fully utilized for aeration and oxygenation of water, the nano oxygen bubble dissolved water passes through the activated carbon filler and the biological filler disposed in the first water pipe and the second water pipe respectively to strengthen aerobic microbial growth and pollutant degradation, and returns to the river bottom. Hydrogen produced by cathode electrode electrolysis is utilized to promote the growth of anaerobic microorganisms in the river sediment part and digest organic matters, also a bending part is utilized to drive the whole device to move in river, thus realizing ecological restoration of the whole river. The device provided by the invention utilizes green solar energy to enhance water oxygenation by aeration, realizes ecological restoration of river water, and has the advantages of simple structure, low price, mobility, convenient use, low maintenance cost and no energy consumption.

The invention provides a method for recovering anti-erosion vegetation of a gangue dump slope. An anti-erosion substrate comprises bentonite, zeolite, fulvic acid, wood fibers, polymers and syntheticfibers; water is added into a mixture of the anti-erosion substrate to prepare slurry; plant seeds and fertilizer are added into the slurry; the slurry is sprayed on a soil covering layer or a nutrient layer of gangue dump through a spraying machine, so that the slope is prevented from being eroded by rain, and the seeds quickly germinate, root and grow to protect the slope of the gangue dump. Wherein, the mixture of the anti-erosion substrate comprises, by weight, 600-1200 parts of bentonite, 200-600 parts of zeolite, 20-40 parts of fulvic acid, 1400-2600 parts of wood fibers, 20-100 parts ofpolymers and 0.5-2 parts of synthetic fibers. An anti-erosion vegetation layer prepared by the method retains water, protects the fertilizer, is loose and permeable and can effectively resist wind and rain erosion, prevent soil erosion of the slope of the gangue dump slope and rapidly form plant communities to achieve ecological restoration of mines.

The invention belongs to the technical field of soil improvement and vegetation recovery, and particularly relates to an ecological restoration planting material for landfill closure and a regreeningmethod. The planting material is prepared from, by weight, 60%-80% of planting soil, 10%-20% of sandy soil, 3%-6% of organic fertilizer, 1.5%-2.5% of sludge, 1%-2% of a water-retaining agent, 1%-2% ofsawdust, 3%-6% of water and 0.5%-1.5% of compound fertilizer. The ecological restoration planting material for landfill closure improves soil for the complex growth environment after landfill closurein a targeted mode, growth of plants is better facilitated, and ecological regreening can be achieved as soon as possible; in addition, matching of the planting material is scientific, no pollution exists, the seedling survival rate is high, the regreening effect is good, and the adverse effect caused by the complex environment after landfill closure on growth of the plants can be effectively relieved; material taking for all components is convenient, waste such as the sawdust and the sludge is added into the planting material, waste reuse is achieved, and ecological environmental protectionis achieved; matching is easy, and the operability is achieved.

A method for restoring water and soil conservation ecology in a development and construction project comprises the step of treatment of spoil and waste slag. Specifically, the spoil and the waste slag are piled, the surface layer of a spoil and waste slag pile body is covered with soil, plants are planted, and water-retaining agents and water-retaining slow release fertilizer are applied. The method for piling the spoil and the waste slag comprises the steps that the grain sizes of the spoil and the waste slag are gradually reduced from bottom to top; the upper surface layer is covered with the soil, wherein the thickness of the soil is determined according to the planted plants, and the soil thickness is 50 cm for arbor and 30 cm for shrubs. According to the method, with respect to ecological restoration in the development and construction project, biological measures are mainly taken, necessary engineering measures are taken as assistance, as a result, ecological restoration in the development and construction project is realized, the construction cost is low, the water-retaining ability of the soil is enhanced, and the ability to adapt to and live through arid seasons of vegetation is improved.

The invention relates to an ecological floating island applied to ecological control of drain outlets for river water bodies, and discloses an ecological restoration device adopting micro-nano bubblesto realize oxygen aeration and activation. Main units of the ecological restoration device adopting the micro-nano bubbles to realize oxygen aeration and activation comprise an artificial floating island, a micro-nano bubble aerator and ancillary facilities; the ecological restoration device comprises a control system (1), a fan (2), aquatic vegetation (3), a plant floating bed (4), a pipe assembly (5), a micro-aerobic filament assembly (6), a water level control device (7) and a bracket (8). The ecological restoration device adopting the micro-nano bubbles to realize oxygen aeration and activation is simple in structure, convenient to use and low in energy consumption, dissolved oxygen in the water body is rapidly increased, and under the synergistic effect of the aquatic plant root system and various different aerobic, anoxic and anaerobic microorganisms, harmful substances are decomposed, and propagation of harmful algae and fungi is inhibited; besides, the device is high in bearing capacity, the quantity of plantable plants is correspondingly increased, and landscape and sewage control effect are better.

The invention discloses a water ecological restoration device, which comprises a main controller part, a power supply part, a motor driving part, a flow-dividing structure part, a buoy body and a sensor detection part. The invention provides a water ecological restoration system, which comprises a remote data center, the water ecological restoration device and a matched APP. The invention furtherdiscloses a water ecological restoration method. The water ecological restoration method specifically comprises the steps that thresholds and parameters for system operation are configured; a main controller receives an instruction of an upper computer and controls motor impellers to rotate; the impellers rotate to drive a water body to form a transverse flow and a longitudinal flow; the water ecological restoration device promotes exchanging of a shallow water body and a deep water body by generating transverse water circulation and longitudinal water circulation, layering of the water bodiesis eliminated, homogenization of the water bodies is promoted, and the dissolved oxygen content of the deep water body is increased significantly. According to the water ecological restoration device, system and method, a closed-loop control strategy is adopted, exchanging of the shallow water body and the deep water body is promoted by forming longitudinal water circulation and transverse watercirculation in the water bodies within the certain range, the dissolved oxygen content of the water bodies is increased, the water quality is improved, and water ecological restoration is achieved.

The invention discloses a slope protection structure being answerable for water and soil loss. The slope protection structure comprises a slope protection body, wherein a plurality of stages of stepsare arranged on the slope protection body, a triangular groove belt is arranged in each step, a rainwater filtering device is arranged in each triangular groove belt, each rainwater filtering device comprises two punching plates, a multi-stage covering layer and a drainage channel, wherein the two punching plates are tightly attached to the two sides of the triangular groove belt correspondingly,the multi-stage covering layer is arranged between the two punching plates at one time from top to bottom, the drainage channel is arranged below the multi-stage covering layer, and the drainage channel communicates with a slope surface drainage system. According to the slope protection structure, the rainwater filtering device is arranged on each stage of the step, and stepped interception of precipitation is achieved; when the precipitation amount is small, precipitation can be naturally permeated into the slope surface soil through the punching plates; when the precipitation amount is large, a small amount of precipitation directly penetrates into the slope surface soil, and the remaining precipitation is gathered to the slope surface drainage system through the drainage channels to bedrained; and precipitation is prevented from directly flushing the slope surface, and the water and soil loss of the slope surface is reduced.

The invention provides an improvement agent for red mud in-situ soil and an application method thereof, the improvement agent comprises a main agent and an auxiliary agent, the main agent comprises inorganic acid waste and organic acid waste; the auxiliary agent comprises an organic fertilizer, an inorganic fertilizer and a microbial agent; the microbial agent comprises halomonas, Nesterensis and bacillus. The application method comprises the following steps: S1, preparing a premix; step S2, preparing a neutralized substance; s3, forming a red mud improvement layer; and S4, activating and diluting the microbial agent, and spraying the microbial agent on the red mud improvement layer. The red mud environment in which plants can normally grow and develop is established, positive evolution of the red mud towards the soil direction is promoted, and thus ecological restoration and ecological reconstruction of the red mud storage yard are achieved, and the problem that the red mud storage yard returns alkali and salt to hinder vegetation growth is solved.

The invention provides multifunctional ecological restoration equipment, and belongs to the field of ecological restoration and treatment. The ecological restoration equipment comprises floating assemblies, functional modules and connecting assemblies, wherein the functional modules are detachably connected with the floating assemblies and/or the connecting assemblies; the floating assemblies comprise floating pieces, and the floating pieces are detachably connected through the connecting assemblies to form the floating assemblies. The functional modules can be selected from one or more of a planting assembly, a habitat assembly, a purification assembly, a landscape assembly and a power assembly. The functional assemblies can comprise planting units, buoyancy adjusting units and purifyingunits. The ecological restoration equipment is designed in a nature-imitated mode, installation and construction are convenient, manual intervention is reduced according to the concept of system treatment, and ecological restoration of the water body is achieved. The invention further relates to an ecological restoration method using the multifunctional ecological restoration equipment.

The invention discloses a biostimulation bottom mud repairing agent and a preparation method thereof. The bottom mud repairing agent comprises rare earth elements, a stabilizer, a nutrition co-substrate, a slow-release cosolvent and trace elements; the preparation method comprises the steps of material preparation, heating, curing, drying, sieving and mixing. According to the bottom mud repairing agent provided by the invention, the conversion rate of macromolecular organic matters and refractory organic pollutants in bottom mud and the degradation rate of micromolecular organic matters are increased, and the conversion and utilization of nitrogen and phosphorus substances by microorganisms are accelerated; secondly, various microbial enzymes are activated, the enzyme activity is improved, the enzymatic reaction rate is accelerated, and the degradation capacity of indigenous microorganisms on bottom mud pollutants is further enhanced; finally, by using rare earth elements, colloidal substances in the water body can be deposited and attached to the bottom to form an attached biological membrane, the purification capacity is comprehensively improved, and finally the self-purification capacity of the water body is recovered. The preparation method of the biostimulation bottom mud repairing agent provided by the invention is simple to operate, convenient to prepare, low in cost and suitable for industrial large-scale production.

The invention discloses a biomacromolecule repairing agent for a lead-acid storage battery. The biomacromolecule repairing agent is prepared from the following raw materials in parts by weight: 1-15 parts of gamma-hydroxybutyric acid, 1-20 parts of acetic acid, 1-30 parts of gamma-PGA, 1-8 parts of N-acetyl gluconic acid, 1-15 parts of Lunasin peptide, 10-50 parts of ST peptide, 1-20 parts of beta-hydroxy-alpha-aminobutyric acid, 1-40 parts of L-2-amino-3-hydracrylic acid, 20-60 parts of distilled water and 15-40 parts of sulfuric acid. According to the invention, in the charge-discharge cycle process of the lead-acid storage battery, the biomacromolecule repairing agent is adopted to continuously melt lead sulfate crystals and prevent the lead sulfate crystals from being attached to an electrode plate again, so that ecological restoration of the aged lead-acid storage battery is realized, and secondary pollution to the environment is avoided.

The invention discloses an ecological restoration transformation method for urban inland river sewage and sludge. The method is started from three aspects as follows: (1) sewage in a to-be-treated polluted inland river is drained and the sludge at the bottom of the river is eliminated until a pebble bed is exposed; (2) an annular sewage treatment ditch is dug in the periphery of the inland river, the digging depth is to expose the pebble bed and the municipal sewage enters the sewage treatment ditch; and (3) eliminated sludge is stacked at two sides of the sewage treatment ditch to form a dam of the sewage treatment ditch. The transformation method belongs to pure natural and pollution-free original ecological restoration method and the influences of pollution and the like on surroundings are avoided. Compared with an existing transformation method, time and labor are saved and the cost is reduced.

The invention discloses a high-efficiency oxygen charging ecological treatment system. The high-efficiency oxygen charging ecological treatment system comprises a floating wetland and auxiliary facilities; the auxiliary facilities comprise a solar energy power supply system, a nanometer aeration system, bionic waterweed, and a landscape lighting system; the solar energy power supply system used for energy supply is arranged above the floating wetland; the nanometer aeration system, and the landscape lighting system with requirements on power supplies are arranged on a platform of the floatingwetland; a water inlet and a water outlet of the nanometer aeration system, and the bionic waterweed are arranged below the platform of the floating wetland. The high-efficiency oxygen charging ecological treatment system can be used for removing toxic and eutrophication matters such as organic matters, phosphor, ammonia, and nitrites in water bodies effectively; purification activation, dark color changing, and deodorization of water bodies can be realized based on water body area, depth, and contamination degree through flexible combination of the size and number of the floating wetland, andwater body ecological restoration and water quality improving are realized.