37results about How to "Improve the level of greening" patented technology

The invention relates to the technical field of phytoremediation of heavy metal pollution in environment, in particular relates to the technical field of remediation of karst mountain mine soil subjected to heavy metal copper pollution, specifically a remediation method of karst mountain mine soil subjected to heavy metal copper pollution. The remediation method comprises the following steps: planting ditch millet, ligustrun lucidum and masson pine in the soil subjected to heavy metal copper pollution, harvesting and ashing the herbaceous plant in the ditch millet, ligustrun lucidum and masson pine at a fixed period, and increasing the diversity of species by using ligneous plants. The ditch millet, ligustrun lucidum and masson pine are used for modifying the region subjected to heavy metal copper pollution, the whole production process is free from special management, so that the cost is low and the operability is strong, and meanwhile, the landscaping level of the region is improved, the seeding and management are simple, and the engineering implementation can be performed conveniently.

The invention relates to the technical field of plant repairing to heavy metal pollution in environment, and in particular relates to a repairing technology for heavy metal copper pollution in mine soil of Karst mountain areas, specifically the application of ditch millets in repairing heavy metal copper pollution of the mine soil in the Karst mountain areas. The application method comprises the following steps of: covering 2-4cm of surrounding forest litters and soil seed banks in the soil polluted by copper at first, then sowing the ditch millets, harvesting and ashing the ditch millets periodically, and thus repairing the soil polluted by the heavy metal copper. Because the ditch millets are strong in salt and alkali resistance, adaptability, growth potential and expansibility and are resistant to trampling, so that the ditch millets are particularly suitable for piecemeal thinning of soil stratum and mining areas with strong acidity in the Karst mountain areas, can improve the greening level of the areas at the same time, are simple to sow and manage, and facilitate engineering implementation.

The invention discloses a coastal saline-alkali soil engineering improvement system and method thereof. The system comprises a large pit dug in saline-alkali soil, a salt drainage ditch formed in thebottom of the pit, an isolation layer arranged in the large pit, all the side walls, the bottom and the salt drainage ditch of the pit are fully paved with the isolation layer, and a planting soil layer, an original soil layer and a salt drainage layer are sequentially arranged in the large pit from top to bottom. According to the system and the method, the effects of cutting off a saline water infiltration channel, rapidly discharging salt, reversely infiltrating and fully utilizing original soil resources are achieved, the purposes of improving the quality of the severe saline-alkali soil, increasing the survival rate of greening plants and improving the greening level of the severe saline-alkali soil are rapidly achieved at low cost, and salt returning of a saline-alkali soil layer to aplanting soil layer is avoided.

The invention discloses flame-retardant furan epoxy resin and a preparation method thereof, and belongs to the technical field of polymer compounds. The flame-retardant furan epoxy resin is prepared from furan epoxy resin monomers which are prepared through derivation of hydroxymethylfurfural. The preparation method comprises the specific steps: performing melting and uniform mixing on the furan epoxy resin monomers of different structures and curing agents of different types, and then performing injection molding, heating and solidification so as to obtain the flame-retardant furan epoxy resin with superior performance. A bulk solidification method is adopted directly, the operation flow is simple, the curing time is short, and the obtained bio-based epoxy resin polymer material has excellent performance.

The invention discloses a gas disposal device and a method for designing the same, and belongs to the technical field of air pollution control and environmental protection. The method for designing the gas disposal device includes that the gas disposal device is a gas input pipeline according to guidance which is a design idea that harmful gas CO2, SO2 and NO2 in gas is converted into organic matters by means of chemical reaction under the photosynthesis of cells of green leaves, and gas required to be disposed is inputted into an inner cavity of a gas disposal chamber; the inner cavity of the gas disposal chamber is provided with a disposal unit, the disposal unit comprises at least one vector barrier layer and a photosynthetic reaction chamber, the gas can be in contact with the cells of the green leaves in the vector barrier layers, and photosynthesis can be realized in the photosynthetic reaction chamber. Compared with the prior art, the gas disposal device and the method have the outstanding and substantial advantages that the gas disposal device and the method are novel and reliable and are free of secondary pollution, waste can be turned into wealthy, and the gas can be harmlessly treated and can be simultaneously recycled and disposed.

The invention relates to a northeast Chinese yew transplanting method in a coast saline-alkaline region. The method comprises the steps of 1) selecting a place that has a shade and a high physical feature where hydrocele is difficult from the middle ten days of March to the middle ten days of April; 2) digging a tree aperture according to the soil ball size of a transplanted nursery stock; 3) mixing well raw soil dug from the tree aperture with turfy soil and river sand in volume ratio of 1:1:1 to obtain plantation soil; 4) filling part backfilling soil, putting the soil ball of the transplanted nursery stock to guarantee that the rhizome junction of the plant is 10cm higher than the ground, then filling the backfilling soil, stamping and compressing; 5) using an aqueous solution that containing 0.3mmp Naphthalene acetic acid, 0.5ppm indole butyric acid and 300ppm calcium nitrate as a root water. <{EN2}>According to the invention, the Chinese yew can be possibly planted in a coast saline-alkaline region, which means a lot for lifting city greening level and landscape effect.

The present invention relates to a kind of cultivation method of weeping ginkgo biloba in saline-alkali area, the method comprises the following steps: 1), selection of transplanting time; 2), excavation of tree hole; 3), backfill soil improvement treatment; 5), use of transplanting medicine; the present invention makes it possible to introduce weeping ginkgo biloba in saline-alkali areas, which has great significance for improving the urban greening level and landscape effect.

The invention discloses a carbon and oxygen separation method and special device for carbon dioxide, and belongs to the technical field of atmospheric pollution treatment. The technical scheme of theinvention is that the carbon and oxygen separation method for the carbon dioxide is special in that the method comprises technological processes of performing water splitting by light, inputting the carbon dioxide, generating carbon monoxide, and generating a carbon elementary substance in the special device in sequence. Compared with the prior art, the method provided by the invention has the advantages of having novelty, reliability and no secondary pollution, turning waste into treasure and realizing green and harmless treatment of carbon and oxygen separation for the carbon dioxide, achieves outstanding substantive characteristics of resource utilization and has significant progress.

The invention discloses a bio-based flame-retardant magnolol epoxy monomer, a preparation method thereof and application of the monomer in flame-retardant epoxy resin. The preparation method of the bio-based flame-retardant magnolol epoxy monomer comprises the following steps: (1) stirring a mixed solution of magnolol, sodium hydride and tetrahydrofuran under the protection of inert gas, and reacting an obtained mixture with diphenyl phosphinyl chloride to obtain an intermediate as shown in a formula II; and (2) reacting the solution of the intermediate as shown in the formula II with m-chloroperoxybenzoic acid to obtain the bio-based flame-retardant magnolol epoxy monomer as shown in the formula I. The bio-based flame-retardant magnolol epoxy monomer as shown in the formula I is prepared for the first time, is a novel bio-based phosphorus-containing epoxy structure, is also a good flame-retardant aid, is low in use amount, has excellent compatibility in epoxy resin, is free of phosphorus removal after participating in curing, is high in safety and has great market application value.

The invention discloses a sludge treatment device, and belongs to the technical field of sludge treatment. According to the technical scheme, the sludge treatment device comprises a machine base, a sludge treatment drum, a power driving mechanism, an output pipeline and a machine cover. The sludge treatment device is characterized in that the sludge treatment drum at least composed of three spiral barrels is included, the spiral barrels comprise the heavy metal treatment drum, the carbonization drum and the fixed carbon combustion drum which are coaxially installed into a whole in a sleeving mode from inside to outside, the spiral lines of the inner sides of barrel bodies are oppositely arranged, the barrel walls at the tail ends of the spiral lines are provided with discharge holes, and the two ends of the sludge treatment drum are each provided with a support device. Compared with the prior art, the sludge treatment device has the advantages of being novel, reliable in technical scheme, free of secondary pollution, high in investment efficiency and capable of rapidly achieving effects and has the outstanding substantive features and significant improvement.

The invention discloses a mixed planting method under the short-tube lycoris and oxalis triangularis ornamental forest. The method comprises the following steps of 1 seedball preparation, 2 soil preparation bedding, 3 planting, 4 irrigation and fertilization, 5 intertillage and weeding and 5 pest control. According to the method, short-tube lycoris and oxalis triangularis are planted in a mixed mode under the ornamental forest, a traditional lawn is replaced, weed can be lowered and removed, the landscape architecture and ecological forest maintenance cost of manpower is lowered, meanwhile, the characteristic that short-tube lycoris has no leaf in the flowering phase is utilized, the short-tube lycoris and the oxalis triangularis are planted under the ornamental forest in the mixed mode toform the characteristic plant scene of purple-leaf flowers, the colorful, multi-layer and three-dimensional landscape architecture is built, and the method is of great significance in beautifying, protecting the environment and improving the landscaping level.

The invention relates to a method for cultivating cornus officinalis in a saline-alkali area. The method comprises the following steps that 1, transplanting time is selected, wherein transplanting is carried out from mid-March to mid-April; 2, tree pits are dug; 3, backfill improvement treatment is carried out; 4, trees are planted; 5, a transplanting agent is used; 6, pruning is carried out; 7, fertilizer is applied. According to the method, it is possible to plant the cornus officinalis in the saline-alkali area, and great significance is achieved on improvement of the urban landscaping level and the landscape effect.

The invention discloses a production and construction project soil profile pattern and an improving method thereof. The production and construction project soil profile pattern sequentially comprisesa surface soil layer, a rock scrap layer, a gravel layer and bed rocks from top to bottom, the thickness of the surface soil layer is 10-90cm, the thickness of the rock scrap layer is 40-70cm, and thethickness of the gravel layer is larger than 20cm. According to the improving method, loose deposition objects of the production and construction project are divided into gravels, rock scraps and soil, and the gravel layer, the rock scrap layer and the surface soil layer are sequentially stacked on the bed rocks according to types of plants to be recovered to form the soil profile pattern suitable for plant growth. According to the method, site conditions of vegetations in a production and construction project area can be effectively kept, quick recovery of the vegetations can be facilitated,recovery effect and stability in the vegetations in the production and construction project area are improved, and the soil and water conservation effect of the vegetations is exerted as soon as possible.

The invention discloses a mandrel lubricant special for high alloy oil well pipe hot continuous rolling. The mandrel lubricant is composed of natural flake graphite, sodium tripolyphosphate, borax, an EVA emulsion, triethanolamine, fatty acid polyoxyethylene ether C17H33COO(CH2 CH2O)nH, polyethylene glycol 1500 dioleate, methylcellulose, organic bentonite, alumina trihydrate, magnesium hydroxide, and pure water. The mandrel lubricant provided by the invention has the advantages of high lubricity, large adsorption capacity, low smoke density during use, and human and environmental friendliness.

The invention relates to collection and utilization of aceraceae germplasm resource. Based on the complete investigation for the local aceraceae germplasm resource, the aims of collection and storage can be achieved by carrying out introduction, exchange and the like on maples at home and abroad, so that a scientific research foundation is laid for the related researches of aceraceae plants in China; the ecological characteristics, the biological characteristics, the ornamental characteristics and the phenological observation of the introduced and collected varieties of trees are recorded, and the infection and the harm of plant diseases and insect pests are researched, recorded and sorted, so that essential data can be accumulated for the further scientific research.

The invention belongs to the technical field of amino acid production, and discloses an efficient green manufacturing process of amino acid. The process comprises the steps of step 1) preparing an optimized fermentation culture medium; step 2) performing a fermentation process; and step 3) performing an extraction separation process. According to the invention, the fermentation efficiency is high;the separation and extraction process is improved; the product recovery rate and purity are improved; the energy consumption and sewage discharge are reduced; and the requirements of green manufacturing are met.

The invention discloses a public lighting energy-saving intelligent control system based on a CANopen bus, which is used for carrying out power supply control on a lighting load in a public scene and comprises an intelligent fuzzy controller and an intelligent light modulator directly controlled by the intelligent fuzzy controller, and approximately stepless scene customization intelligent light modulation is realized through a fuzzy control algorithm and fuzzy logic reasoning; the system also comprises a plurality of control terminals, and the control terminals are directly connected with the corresponding illumination loads for on-off control. The system further comprises a management platform, and the management platform is connected with the control terminal through a set CANopen bus network. The photovoltaic power generation module is connected with the control terminal and is controlled by the control terminal to supply power to the lighting load; the management platform is connected with the photovoltaic power generation module for power supply control. According to the intelligent control technology, the energy-saving rate of the lighting system in the scenes such as buildings, roads and underground is improved, the networking, intelligent and green level of the lighting system is improved, and energy conservation of the buildings is promoted.

The invention discloses a haze disposal method and belongs to the technical field of haze pollution disposal. According to the technical scheme provided by the invention, the haze disposal method is characterized by the step of converting the CO2, SO2, NO2 and inhalable particles contained in the haze into organic matters through chemical reaction under the physical absorption fixing effect, photosynthesis of green leaf cells and decomposition of corynebacterium ammoniagenes. Compared with the prior art, the invention has the substantive distinguishing features and prominent progress of novelty, reliability, no secondary pollution, harmful gas in the haze used as raw material, capability of turning waste into wealth and capabilities of increasing the oxygen content in air, improving living environment of a human body and bringing benefits to the posterity.

A building emission reduction reactor based on a photoelectrocatalysis system comprises a photo-anode system, a dark cathode system and a direct-current power source, the photo-anode system is arranged on the outer surface of a building, and the dark cathode system is arranged on the inner surface of the building. An idle resource, namely a building wall body with a huge surface area, and renewable solar energy are fully utilized, and carbon dioxide is absorbed and oxygen is released by virtue of a photoelectrocatalysis reaction, so that the building emission is effectively controlled, and thegreenization level of a building is improved.

The invention discloses a flexible neutral section passing device for an electrified railway and a control method. Relates to the technical field of electrified railway traction power supply. Alternating-current ports are bridged among an alpha-phase power supply arm circuit, a beta-phase power supply arm circuit and an N neutral line circuit at the electric split-phase position of a traction power supply system, direct-current ports are arranged in the device and can be selectively connected with a direct-current source according to needs, and bidirectional circulation and ordered transfer of energy can be carried out among the ports and interconnection lines of the ports. And multi-end and multi-direction power fusion is realized. According to the control method, a power supply section of an electric split-phase position is divided into a plurality of state intervals, and different train operation positions correspond to different device control schemes.

The invention provides a municipal greening garbage can and belongs to the field of municipal greening facilities. The municipal greening garbage can comprises a garbage can body and a garbage can cover and is characterized in that the garbage can body is of an annular structure and comprises two semicircular boxes which are detachably connected, the garbage can cover is of an annular structure and comprises two half covers which are detachably connected, and the garbage can cover is arranged at the top of the garbage can body; positions, close to the top, on the inner side of each semicircular box are provided with a plurality of clamp pieces arranged at intervals, and clamp seams are formed between the tops of the clamp pieces and the semicircular box; the top of the half covers are provided with planting grooves. The municipal greening garbage can has the advantages that the municipal greening garbage can is able to be conveniently matched with existing municipal devices such as a lamp post, a telegraph pole and a traffic lamp post, green plants can be planted at the top of the garbage can, garbage can be placed into the garbage can, and the garbage can is convenient to use, applicable to various parts of a city and capable of increasing the greening level of the city.

The invention relates to the field of landscaping, and particularly relates to a saline-alkali-resisting planting structure and planting method for landscaping trees in a tidal flat reclamation area.The invention mainly solves the technical problems that treatment and planting methods in saline-alkali soil are relatively complicated, large-specification seedlings such as cinnamomum camphora, celtis julianae and the like in the tidal flat reclamation area are low in survival rate, poor in growth vigor, and poor in landscape effect, the irrigation treatment area is small, the irrigation efficiency is low, and the like in the prior art. The method comprises preparation of a big tree soil ball; the big tree soil ball is buried in a first planting soil layer; the edge of the big tree soil ballis provided with a plurality of polyvinyl chloride (PVC) hollow pipes; the lower ends of the PVC hollow pipes are close to the bottom of the big tree soil ball; a second planting soil layer, an organic fertilizer layer, a third planting soil layer and a gravel layer are sequentially arranged under the first planting soil layer; each PVC hollow pipe comprises a main pipe and a lengthened pipe; theouter surface of the end part of each main pipe is in threaded connection with the inner surface of the end part of one corresponding lengthened pipe; each PVC hollow pipe is provided with thorough holes; and the edge of each through hole is provided with guide grooves.

The invention discloses a landscape tree cultivation method suitable for shrub plants with upright trunks. The method includes the steps of one, planting planning; two, mellow soil pit filling; three,optimal selection of good wood; four, enclosed culturing in current autumn; five, stubble flattening in the following autumn; six, pile erecting in spring season; seven, rough strapping; eight, humanrearing of side branches; nine, pruning of finished products. By means of the landscape tree cultivation method suitable for the shrub plants with upright trunks, the growth cycle is greatly shortened, the cost of social production is reduced, the level of landscaping is improved, the problems that seedlings are difficult to find and prices are expensive in the greening industry are solved, the method is simple to operate and easy to implement, has no technical difficulties, does not require professional and technical personnel, and can be promoted and implemented in large scale.

The invention provides a municipal landscaping box, and belongs to the field of municipal landscaping facilities. The municipal landscaping box comprises a box body and a box cover, the box body is ofa circular structure and comprises two semicircular box bodies which are detachably connected, the box cover is of a circular structure and comprises two semi-cover bodies which are detachably connected, and the box cover is arranged on the top of the box body in a covering mode; each semi-cover body comprises a sector baseboard and a hoarding vertically arranged on the edge of the side portion of the baseboard, and a planting groove is defined by the hoarding and the baseboard. The landscaping box can be placed individually or placed in cooperation with an existing municipal facility such asa lamp pole or a telegraph pole or a traffic guidance pole; the landscaping box has multiple actions, firstly, green plants can be planted on the top of the landscaping box, and secondly, articles can be placed in the landscaping box, for example, the landscaping box can be used as a garbage can or a toolbox; the landscaping box can be applied to various portions of a city to improve the landscaping level of the city.