36results about How to "Improve the effect of ecological landscape" patented technology

The invention relates to an ecological-floating-bed-based water body ecological restoration method which comprises the following steps: 1) establishing an ecological floating bed, adding biological activated carbon into each growing basket, and suspending rope-shaped carbon fiber ecological grass on the bottom of the floating bed; 2) growing emerging plants in a first aquatic plant growing region, wherein the emerging plants are composed of more than two of Canna generalis, Thalia dealbata, Iris wilsonii, calamus, purple loosestrife, bamboo reed, reed, cyperus altrnlifolius and Pontederia corda; growing a floating leaf plant or submerged plant in a second aquatic plant growing region, wherein the floating leaf plant is Ludwigia stipulacea, and the submerged plant is watermilfoil; and 3) reaping: carrying out periodical reaping according to the growth condition of the aquatic plants. The multiple ornamental plants and plant species with higher synergic decontamination capacity are reasonably blended and grown to establish a stable floating bed phytocommunity, thereby enhancing the synergistic actions among organisms, enhancing the restorability of the ecological floating bed for the water ecological environment, effectively enhancing the purifying effect of the ecological floating bed, and having stabler purifying effects.

The invention discloses a riverside enhanced ecosystem integrating functions of regulation and storage treatment and landscaping. The riverside enhanced ecosystem comprises a water storage, a purification and landscape pool, a rainwater pipe, a rainwater branch pipe, a first electromagnetic control valve, a second electromagnetic control valve, a cyclone sand-settling device, a lift pump, a grille, a water inlet pipe, an artificial water grass area, an ecological floating island device, an aeration system, an aquatic animal and plant area, a functional packing filter band, a water outlet pipe,a gate valve, an ecological revetment and a wooden plank road. The riverside enhanced ecosystem has the functions of rainwater regulation and storage, water purification and landscaping, and can achieve real-time conversion of multiple functions according to different seasons, different water quality conditions and different actual needs.

The invention provides a lightweight detachable composite ecological floating island which comprises a frame, a carrier and a plant, wherein the carrier is connected to or coated on the plant on the frame; and the plant grows on the carrier of the plant. In the invention, detachable materials are combined for treating polluted wet land; and by combining the function units, pollutants can be effectively removed, and an ecological environment can be improved. The invention has the advantages of high treatment efficiency, low investment, low running cost, low maintenance technology, low energy consumption and wide application range.

The invention relates to the technical field of water treatment, in particular to a multistage aeration ecological oxidation pond-gravel bed-constructed wetland tail water efficient treatment system.The treatment system comprises: an adjusting tank; an ecological oxidation pond; an ecological gravel bed; an efficient vertical flow constructed wetland; and an aeration clean water tank. Directed atthe problems that the traditional constructed wetland is sensitive to suspended solids and the dissolved oxygen content of effluent water is not high, the system provided by the invention integratesand optimizes multiple processes, the ecological oxidation pond and the ecological gravel bed are adopted for pretreatment, the constructed wetland is covered with a grit layer to relieve silt blockage of the wetland in the flood period, and a microporous nano-material is employed for aeration in the ecological oxidation pond and the clean water tank, thus significantly increasing the dissolved oxygen content of effluent water. The three processes are combined in series to complement each other's advantages, and multistage microporous nano-aeration is carried out in the ecological oxidation pond and the clean water tank at the same time, and through the above ecological treatment process, the main water quality indexes can stably reach the class III water standards of surface water. The system also has the advantages of low investment, strong water quality and quantity fusion adaptability, simple operation, good ecological landscape effect and the like.

The invention discloses an ecological type manual fast-permeability sewage processing system, which is used for purifying and processing sewage. Suspended solid in the sewage can be firstly intercepted by a grid tank (1), and the sewage can then flow into a micro aeration tank (3) through a drainage pipeline which is arranged at the lower part of a regulating tank (2) after the water quality and the water quantity are subjected to equalizing regulation by the regulating tank (2); and the sewage can flow into an ecological fast-permeability tank (4) to be subjected to purification processing after being subjected to aeration processing by the micro aeration tank (3), is collected by a water collecting pipeline (7) which is arranged at the bottom, and can be discharged after flowing into a post-positioned denitrification tank (5) and being subjected to denitrification processing. The ecological type manual fast-permeability sewage processing system disclosed by the embodiment of the invention has the advantages of being less in field limit, less in occupied area, high in hydraulic loading, good in water outlet efficiency and easy in operation and management; and due to the implementation of the ecological type manual fast-permeability sewage processing system, the removing ability for TN (Total Nitrogen) and TP (Total Phosphorus) is increased, each water outlet water quality index is stably up to the level A emission standard, the investment cost and the running cost can be reduced, and the ecological landscape effect can be increased.

The application discloses a mat for a water-level-fluctuating zone and an ecological environment improvement method for the water-level-fluctuating zone. The mat comprises a mat body, wherein the matbody is divided into a fixed area and a floating area; the mat body comprises a plurality of geogrids; the geogrid located at the fixed area is filled with a first filling material; the geogrid located at the floating area is filled with a second filling material; a vegetation mat is mounted at an upper portion of the geogrid located at the fixed area; an ecological bag or an ecological rod is further mounted in the geogrid located at the floating area; and the ecological bag or the ecological rod is used for planting aquatic plants or transplanting water-resistant woody plants. The mat body is divided into the fixed area and the floating area, and the portion, located in floating area, of the mat body can move and can float automatically with different water levels; by arranging the mat body, side slopes of the water-level-fluctuating zones of lakes and reservoirs can be protected effectively, wave removal and wave resistance are achieved and erosion is reduced; and the mat not only can adsorb nutrient substances and purify water, but also can create a good ecological landscape effect.

The invention discloses a high-load constructed wetland reactor based on light stuffing. The high-load constructed wetland reactor is used for deeply processing tail water of an urban sewage plant and is provided with a gravel stuffing layer, a light stuffing layer and a modularized wetland plant planting system from bottom to up; the light stuffing is of a net-fiber porous structure, large in specific surface area, high in porosity and good in biological affinity, can obviously improve the amount of microorganisms on a wetland stuffing carrier and can improve the removal efficiency of pollutant in sewage; the modularized wetland plant planting system uses the light stuffing as a supporting carrier for planting wetland plants, the light stuffing is compressed and then arranged in a hollow concrete plant planting module, and the light stuffing is high in porosity and better in ventilation and water permeability and can facilitate growth of plant roots; the system can be assembled and disassembled at will and brings convenience to maintenance, renovation and landscape design of a constructed wetland. The reactor has the advantages of being low in cost, low in requirement for a civil structure, short in starting time, high in processing load, small in occupancy, convenient to operate and maintain and good in landscape effect.

The invention discloses a rapid construction method of a coastal wind prevention and sand fixation salt-tolerant landscape community, and belongs to the technical field of ecological restoration. The rapid construction method of the coastal wind prevention and sand fixation salt-tolerant landscape community comprises the following steps: site investigation; site division; soil improvement; screening of salt-tolerant plants; quickly constructing a salt-tolerant landscape community; and performing tending management. The screened salt-tolerant plants are different in shape, rich in flower leaves and high in ornamental value, the plants of different salt-tolerant grades are subjected to echelon configuration of forest belts with different functions and three-dimensional matching of trees, shrubs and grass, the purposes of wind prevention, sand fixation and salt resistance can be effectively achieved, and a good ecological landscape effect is rapidly formed; the construction method is simple, convenient and practical, tending management is simple, a coastal vegetation community stable in structure and rich in biodiversity can be formed after two years of maintenance, lasting restoration and soil improvement of the coastal saline-alkali soil are achieved, and the method is suitable for being popularized in the Pearl River Delta and even the South China coastal area.

The invention discloses a floating wetland construction system for ecological restoration of surface water. The system comprises a composite fiber artificial floating island subsystem, a micro-electrolysis filler subsystem and a hygrophyte community, the composite fiber artificial floating island subsystem is formed by splicing a plurality of composite fiber floating island monomers; each composite fiber floating island monomer is an artificial floating island composed of a plant fiber layer and a polymer fiber layer wrapping the plant fiber layer. The planting holes are uniformly formed in the top surfaces of the synthetic fiber floating island single bodies; the planting holes are filled with matrix fillers; splicing connecting holes are formed in the edges of the two sides of each composite fiber floating island single body, binding components are connected between the opposite splicing connecting holes of the composite fiber floating island single bodies, and therefore the floatingwetland construction system with the good ecological landscape effect and capable of purifying water through cooperation of micro-electrolysis filler, microorganisms and hygrophytes is constructed.

The invention discloses a lake and reservoir water body cyclic purification and utilization system and a cyclic purification method thereof. The system comprises a lake and reservoir water body, a lake and reservoir water outlet pump station, a bypass channel, a rubber dam, a water diversion channel, an immobilized filler caisson pretreatment unit, an underground channel, a water lifting pump station, an ecological gravel bed purification unit, an artificial wetland purification unit, a water collecting tank, a lake and reservoir water inlet pump station and a solar/wind energy water quality monitoring system. The water quality purification capacity is high, the problem that eutrophication is prone to occurring in the lake and reservoir area is solved, the water quality purification capacity is good, the ecological environment of the lake and reservoir area is remarkably improved, cyclic utilization of water can be promoted, and good ecological landscape performance is achieved.

The invention discloses an ecological concrete bank protection structure for urban river bank slope improvement, and relates to the technical field of ecological water conservancy projects. The structure comprises a concrete coping, a concrete cushion layer and prefabricated concrete frames, the prefabricated concrete frames are sequentially stacked on the concrete cushion layer from bottom to top, and each prefabricated concrete frame comprises a frame body, ecological concrete and an inverted filter layer. The structure is in a vertical type, so that the stability of the revetment is ensured, the occupied area is not newly increased, the engineering construction difficulty is reduced, and the engineering investment is saved.

The invention provides a bank protection and wave dissipation method for a lakeside zone of a natural large water area based on recovery of submerged vegetation. According to the invention, a lakeside shore base is used as a boundary, and a water separation blocking net, a tea tree zone arranged in an inverted insertion shape and a submerged plant zone arranged between the lakeside shore base and the tea tree zone are sequentially arranged from outside to inside to form a bank protection and wave dissipation structure for the lakeside zone of the natural large water area; the bottom of the water separation blocking net is fixed with a lakeside base through inserting rods arranged at certain intervals, and a plurality of floating balls are arranged between the adjacent inserting rods located at the upper part of the water separation blocking net; the water separation blocking net is composed of two layers of net bodies, the hole diameters of meshes on the outer layer are in a range of 5-8 mm, and the hole diameters of meshes on the inner layer are in a range of 2-5 mm; and the tea tree zone is composed of at least two rows of tea trees with single tea trees in one row being alternate with single tea trees in the other row, the height of the tea trees exposed out of a water surface is smaller than the height of the water separation blocking net exposed out of the water surface, or the height of the tea trees is 40-80 cm higher than the normal water level of a water body throughout the year, and a distance between every two adjacent tea trees are 3/5-4/5 of the tree-shaped crown breadth exposed out of the water surface.

The invention discloses a river-adjacent road surface source reduction and rainwater recycling system, which can be applied to a road bank slope with a certain river-adjacent space, and comprises four subsystems, namely an excess seepage collection subsystem, a non-point source reduction subsystem, a storage retention subsystem and a rainwater recycling subsystem. Initial rainwater runoff preferentially enters the over-infiltration collection subsystem, naturally infiltrates through an infiltration gutter inlet, an ecological tree pool and permeable pavement, and enters the non-point source reduction subsystem through an overflow port, a drainage blind pipe, a blind ditch and other paths when an infiltration space is saturated. The non-point source reduction subsystem is in an S-shaped roundabout form, the rainwater runoff path is prolonged, stagnant storage and purification are achieved, and purified rainwater flows into the storage and stagnant storage subsystem on the lower layer while pollutants such as organic matter, suspended matter, nitrogen and phosphorus are purified and removed. Gabion gabions are adopted as a basic structure frame in the storage and stagnation subsystem, a rainwater PP module is filled, a rainwater recycling lifting submersible pump, a sprinkling irrigation pipeline, a watering cart taking pipeline and an access hole are arranged, and effective recycling of rainwater resources is achieved.

The invention discloses a railway stockyard surface runoff collecting, purifying, storing and recycling system, which is used for controlling surface source pollution formed by the surface runoff of astockyard. The surface runoff of a stockyard enters an ecological water purification ditch and a reuse water multi-unit rainwater garden through an inflow sewage interception module in sequence, andan ecological- biological-electrolysis coupling purification module is arranged in the ecological water purification ditch and the reuse water multi-unit rainwater garden. The ecological water purification ditch inflow sewage interception module has the functions of intercepting large floating and particle pollutants and filtering and adsorbing ammonia nitrogen to purify surface runoff. The ecological water purification ditch loaded with the ecological-biological-electrolysis coupling purification module and the reuse water multi-unit rainwater garden have the functions of water conveying, purifying, storing and recycling, microorganisms are enriched through natural fiber filler, and an electrolysis system powered by solar energy is arranged to strengthen removal of nitrogen, phosphorus and organic matter. The effluent reaches the reuse water standard in 'The reuse of urban recycling water-Water quality standard for urban miscellaneous water consumption' (GB/T 18920-2002), and the effluent is reused as water for greening and flushing the ground.