309 results about "Marsh" patented technology

The invention provides a compound manual marsh system formed by the combination of surface flow and horizontal subsurface flow of a sunken plant type according to different oxygen dissolving environments and different oxygenizing effects of emergent aquatic plants, sunken plants, floating plants and other aquatic plants in the surface flow constructed wetland horizontal subsurface flow constructed wetland. Sunken plants are planted on a surface flow constructed wetland processing bed unit to increase the oxygen dissolving concentration of the unit and reinforce the nitrification of the unit, and the horizontal subsurface flow constructed wetland can easily form an anaerobic environment. The manual marsh environment of anaerobic and aerobic alternation can be formed by combining the two kinds of constructed wetlands together to be helpful for the step removal of nitrogen and phosphor.

This invention relates to a preparation method for microbial colony used for effectively treating urban living sewage and sewage sludge in river bend, lake, marsh enclosed or semi-enclosed water areas. The said method includes the following steps: collecting and culturing of engineering initial bacterial strain, enrich mixed culture of bacterial strain, acclimatized culture of engineering bacteria and expanding culture of acelimatized bacteria. It this invention found is from the microbial growth and metabolic mechanism a preparation method of microbial colony which can high-effectively and high-adaptively treat various sewage sludges.

The invention belonging to the environmental protection and new technique energy source field discloses a coupling method for biogas fermentation and autotrophy type fresh water micro-algae culture. The invention is characterized by adopting the method of simultaneously carrying out biogas fermentation and autotrophy type fresh water micro-algae culture including biogas fermentation, marsh liquid processing, autotrophy type fresh water micro-algae inoculation and biogas introduction, control of autotrophy type fresh water micro-algae culture, and harvest of autotrophy type fresh water micro-algae culture. The invention adopts the coupling method of biogas fermentation process and phototrophy type fresh water micro-algae culture. The marsh liquid is taken as the culture medium of autotrophy fresh water micro-algae, and the CO2 in the biogas is taken as the CO2source needed by autotrophy type fresh water micro-algae culture, thereby greatly reducing the production cost of autotrophy type fresh water micro-algae and solving the problems of biogas purification and marsh liquid aftertreatment.

The invention relates to an application of thermoplastic resin composite materials in preparing a road reinforcing plate, which comprises the following steps: continuous fibres are placed in a soaking composite device to be soaked with the thermoplastic resin, so a unilateral continuous fibre reinforcement presoaking belt is obtained, wherein the weight percentage of the continuous fibre is 15%-85%; and a plurality of layers of unilateral continuous fibre reinforcement presoaking belts are laid on a hot-pressing machine of a plate, and under the melting temperature of the resin, a laminated road reinforcing plate is formed through hot-pressing for a certain time. Compared with the prior art, the invention is used as the road reinforcing plate for tanks and other engineering vehicles to run on deserts, marshes, mud basins and other soft grounds, the grounding pressure of the tanks is reduce, and the pass performance of the tanks and other engineering vehicles are favorably improved.

The present invention relates to a marsh wetland mapping method based on an object-oriented random forest classification method and a medium-resolution remote sensing image. The purpose of the present invention is to solve the technical problem that a current remote sensing classification method can not accurately extract spatial information of a tussock marsh, a shrub marsh and a forest marsh only by using of spectral information. The marsh wetland mapping method provided by the present invention comprises: carrying out radiometric calibration, atmospheric correction, ortho-rectification, accurate geometric correction and projective conversion by using Landsat-80LI data; processing the data by using eCognition 8.6 software; removing non-marsh wetland objects from marsh wetland objects; setting an index threshold region to separate the tussock marsh, the shrub marsh and the forest marsh; and then mapping a thematic marsh wetland map in ArcGIS 10.0 software. The marsh wetland mapping method provided by the present invention is high in accuracy. The marsh wetland mapping method provided by the present invention is applied to marsh wetland mapping.

The invention relates to a comprehensive restoration method for a salt-alkali degraded marsh wetland in a plain area, in particular to a restoration method for the salt-alkali degraded marsh wetland, and solves the problem that a satisfactory effect cannot be achieved as a land leveling technology, a hydrologic control technology or a wetland plant cover restoration technology is singly used in the conventional restoration process for the salt-alkali degraded marsh wetland in the plain area. The comprehensive restoration method comprises the steps as follows: 1, leveling land; 2, hydrologically controlling the salt-alkali degraded marsh wetland to be restored in the plain area; and 3, carrying out plant cover technology treatment on the salt-alkali degraded marsh wetland in the plain area. The comprehensive restoration method can be applied to the field of a restoration project for the salt-alkali degraded marsh wetland in the plain area.

A wastewater treatment system includes a first lagoon having an inlet for receiving wastewater to be treated and a first vertical flow marsh cell having a bottom outlet. Water can be transported from the first lagoon to the first marsh cell. A second lagoon has an inlet for receiving water from the first marsh cell outlet and a second vertical flow marsh cell having a bottom outlet. Water can be transported from the second lagoon to the second marsh cell. At least a portion of the water exiting the second marsh cell outlet can be recycled to the first lagoon. The first and the second lagoon are adapted to function essentially aerobically and to contain plants having roots positioned to contact water flowing thereinto. The first and the second marsh cell are adapted to contain plants having roots positioned to contact water flowing thereinto.

This invention relates to a kind of photosynthetic bacterium that has a high assimilation utility to nitrite nitrogen. More specifically, this invention provides a Rhodopseudomonas palustris strain that can assimilate nitrite nitrogen, and its r ejuvenation, preservation, biological detection and application. The photosynthetic bacterium is a kind of biological water purifier and biological fertilizer, and can be used in controlling the content of nitrite nitrogen in water body for aquaculture, improve environmental pollution, and eliminate cinnamic acid and benzoic acid. The photosynthetic bacterium can be used as nitrogen-fixing biological fertilizer and cucumber growth promoter.

The invention relates to a crawler-type multifunctional environmental-protection boat capable of cleaning flotage and rubbish on water surfaces, comprising a boat body. The upper layer of the boat body is provided with a steering cabin and a sightseeing cabin. The crawler-type multifunctional environmental-protection boat is characterized in that the fore of the boat body is provided with a flotage collecting and conveying device; the rear of the boat body is provided with an algae plankton intercepting extracting fixing separation device; oil stain intercepting devices are arranged beside both sides of the boat body; the top end of the boat body is provided with a solar cell plate; the left side and the right side of the boat body are provided with crawler-type power plants; a biogas generator, a current condenser of the solar cell plate, an electrical control cabinet and an effluent treatment plant are arranged in the boat body; and a high-pressure water pistol is connected on the boat body. The invention is a multifunctional boat which integrates water purification work, oil stain cleaning, solar electric power storage and water rescue work and is provided with crawler-type wheels driven by an electromotor, thereby being suitable for working in shallow water or marsh mudflat high-pollution areas. The boat has very high flexibility and practicability.

The invention discloses a biological mass energy-marsh gas fermentation-solar energy integrated usage system, which is characterized by the following: comprising biomass evaporated unit, marsh gas anaerobic fermentation unit, central integrated control unit, solar energy light hot unit, biomass gas heat supply unit, biomass fuel and marsh gas automatic mixed unit, fuel transmitting and distributing and user unit; connecting the central control unit and the other units separately; connecting the biomass gasifying unit with the biomass fuel heat supply unit, biomass fuel and marsh gas automatic mixed unit separately; connecting the marsh gas anaerobic fermentation unit with the biomass fuel and marsh automatic mixed unit; connecting the biomass fuel and marsh automatic mixed unit with fuel transmitting and distributing and user unit; connecting the solar energy light hot unit and biomass gas heat supply unit with the marsh gas anaerobic fermentation unit separately. This invention can transform the pollution as marsh gas source.

A process for reclaiming the organic waste includes such steps as mixing it with hot water, pulverizing, removing impurities to obtain a suspended substance at 36-37 deg.C, wet-type anaerobic fermenting for 15-20 days to obtain humus and marsh gas, using humus to prepare fertilizer, and using marsh to generate electricity.

A method for harnessing, recovering and utilizing ecological farm is carried out by centrifugalizing out marsh slag and marsh liquid from marsh gas in livestock and fowls farm, sterilizing for marsh liquid, filtering by water, selecting chlorellin algae, expanding while culturing, raising fish and algae, inspecting while preventing pest diseases, collecting, recovering clear liquor, utilizing by livestock and fowls farm, extracting algae mud from algae liquor, mixing with feed, returning farm for animals and fowls, inoculating while fermenting, mixing fermented algae bacterium nutritive liquid with feed for animals and fowls, or extracting algae mud from algae liquor, spraying and drying to obtain algae powder health-care food. It creates 'animals-fowls-marsh-fish-algae-bacterium' symbiotic food-chain circulation and ecological balance system.

The invention discloses a making method of polyvalent composite microbe fertilizer, which comprises the following steps: culturing bacteria under each fitful culture medium to prepare; allocating ferment culture medium; setting constant volume of ferment tank when the pH value is 7.4; sterilizing; weighing each 10% gel-shaped bacillus and blown-ball Azotobacter to inoculate at 30 deg.c with the ventilation quantity at 1: 0.5; stirring to culture for 12h; weighing 10% thin yellow streptomycete to culture for 10h under the same condition after detecting; culturing 7% huge bacillus and bacillus subtilis for 10h; culturing 10% brewery saccharomycete for 10h; weighing 30% composite bacteria of red coccus, capsula Rhodopseudomonas and marsh capsula Rhodopseudomonas and prunosus red coccus to culture at 30 deg.c for 10h without stirring; being first choice fertilizer to manufacture green pollution-free crop.

The swirling type micro-bubble generating system according to the present invention possesses a container main unit having a cylindrical space with bottom or a frusto-conically shaped space, a liquid inlet provided in a tangential direction on a part of a circumferential surface of an inner wall of said space, a gas introducing hole provided on the bottom of said cylindrical space or opening of said frusto-conically shaped space, and a swirling gas-liquid mixture outlet arranged at the opposite end of said cylindrical space or opening of said frusto-conically shaped space. According to this system, it is possible to readily generate micro-bubbles in an industrial scale, and the system is relatively small in size and has simple structure and can be easily manufactured. The system can be used in applications such as purification of water quality in ponds, lakes, marshes, man-made lakes, rivers, etc., for processing of polluted water using microorganisms, culture of fishes and other aquatic animals, and increase of oxygen and dissolved oxygen in culture solution in hydroponics culture farm and improvement of production yield.

A resin cultivating base serves as seedling beds for vegetation which are planted and are partially immersed in a river, lake, marsh, pond or waterway. The resin cultivating base is a three-dimensional structure constituted by long and short filaments of thermoplastic resin. The long and short filaments are curled or looped at random, and contacted, entwined and gathered, thereby forming a low density portion and a high density portion. Vegetables planted on the low density portion of the resin cultivating base suck nutritious salt such as phosphor and nitride. Microorganisms living in the resin cultivating base decompose organisms in the water, thereby purifying the water.

The invention relates to a method for irrigating vegetable with marsh liquid, wherein said method comprises that: collecting and transmitting the ferment marsh liquid to the field; when N:P2O5:K2O of marsh liquid is 1:0.4-0.6:0.8-1. 5, using 2000-4000kg marsh liquid of each unit as base fertilizer to be fed into vegetable field; adding 2000-2500kg marsh liquid via demand, and adding composite fertilizer and aquacare with 0.3-0.6kg / 100kg marsh liquid. The invention can realize non-pollution irrigation.

The invention discloses a method for synthetically treating and using plant stem leafs and straws in large scale and a device thereof. The method comprises the steps of: taking the plant stem leafs and straws as raw materials; and generating marsh gas, marsh slag and marsh liquid by means of microbial fermentation. The marsh gas is collected by the technology of the invention to be synthesized into fuel carbinol, or is purified and liquefied to be used as fuel for a vehicle to replace the natural gas; and the marsh slag and the marsh liquid are taken as fertilizer to be returned to the soil to maintain the ecological balance of the soil.

The invention discloses a method and a system for treating sewage through a composite tidal current artificial marsh. The method comprises: firstly, collecting the sewage to a regulating reservoir through an underground diversion conduit, and lifting the sewage into a high cistern through a sewage pump; and secondly, treating the sewage through the two-stage series tidal current artificial marsh,and making the sewage flow into a reservoir. The two-stage tidal current artificial marsh comprises a bed body, a water distribution pipe and a treating medium, and plants are selectively planted on the two-stage marsh. The invention simultaneously provides a system for realizing the treatment method. The invention has low treatment cost, small occupation area and good denitrogenation and dephosphorization effect.

The present invention discloses a kind of aquaculture biological feed. It is characterized by that it uses beneficial microbion as main active component, and said biological feed mainly contains bacillus subtitis, marsh rhodopseudomonad, torula yeast and acidophilic lactobacillus. Besides, said invention also provides its preparation method and concrete operation steps.

A zoology recovering device for the city water bank belongs to the water zoology engineering field. The invention is to set the marsh zoology decontamination water purification system, the water-air-wind exchanging system, the land-water biological habit system and the zoology bank protecting system in the city water bank. The concrete flooding bank is set by 8-25degree with the water flow direction; The bank head is connected with the concrete through the clapboard; the bank trail is connected with the slag biological water leaking wall; the field formed by the bank, concrete flooding bank and the concrete clapboard is divided into the sunken plant field and the floating plant field by the concrete clapboard. The biological reef hill is set on the center of the sunken plant. The invention can not only recover and clear the water zoology but prevent the storm to erode the bank compared to the chemical, physical and zoological method at present.

The invention provides an ecological reconstruction method for the plant diversity after returning of an abandoned farmland to a marsh wetland, and relates to a method for reconstructing the plant diversity of the marsh wetland.The method is used for solving the problem that after the process of returning the abandoned farmland to the marsh wetland, the plant diversity of the abandoned farmland marsh wetland is difficult to recover.The method comprises the steps of 1 abandoned farmland surface soil removing; 2 natural wetland soil propagule bank collecting; 3 abandoned farmland soil propagule bank introducing; 4 hydrological controlling of the abandoned recovery farmland; 5 non-target species removing in the initial stage of reconstruction.The method is simple, convenient and high in reconstruction speed, can be widely applied to ecological reconstruction of the abandoned farmland marsh wetland in the north and is suitable for reconstructing the plant diversity of the marsh wetland.

The invention relates to a culturing base material and preparing method for growing agaricus bisporus which uses marsh dregs from straw raw material to produce marsh gas. The raw material component for culturing base material comprises marsh dregs, dairy manure, bean cake powder, lime powder, plaster powder, light calcium carbonate, ordinary superphosphate and carbamide. The marsh dregs of straw raw material is taken out, drained, processed in aerobic condition and dried to a condition of water ratio lower than 65 percent or the marsh dregs are sunned and dried to condition water ratio of lower than 15 percent for storage and backup. The invention achieves reuse of marsh dregs to a maximum extent, therefore, growing raw material source is widened to achieve the agaricus bisporus growing raw material source with reliability, universality and growing high yielding. The normal growing cost is decreased by around 50 percent and output is raised by 10 percent. The invention is beneficial to develop circular economy and in accordance with the demand for searching and using new raw material resources of edible fungi industrialization development at the present stage.

Disclosed is a controllable piquid of swamp processing equipment, the fermentation of marsh gas system mainly comprises of solar energy heating barn, more than two fermentation of marsh gas pool connected together in-line and its entrance for material and exit for material, feed inlet and discharge outlet auxiliary heating system and other parts. The fermentation of marsh gas pool includes material exhausting chamber, pool and steal cover of it; the solar energy heating barnincludes the frame and plastic film covering on it; the auxiliary heating system comprise of heating furnace and heating recycling pipe which has recycling water pump and value on it, its one end is linking to the material exhausting chamber of fermentation of marsh gas pool and another one to the heating water jacket in the heating furnace, the heating-recycling piquid of swamp recycling auxiliary heating system through the their covers. The invention is an auxiliary heating marsh gasengineering suitable for scalized pig farm, mainly aiming at solving problems existing in conventional marsh gas pool, such as fermentation in low temperature, insufficient time for production, small ratio of volume and productivity and so on. The conventional marsh gas pool cannot assure the stable temperature and productivity for marsh gas, while the engineering makes use of solar energy heating and auxiliary heating equipment, which has solved the problems above completely, and its advantages includes: (1) reasonable in structure and practical in technology; (2) has remarkable economic benefit, high productivity and short term for compensating investment, about 1.23 years; (3) is suitable for payoff pariod and waste water procession in scalized pig farm, with high processing efficiency, has supplied a new processing approach for pig farm .

The invention relates to a marsh liquid filter, belonging to the filter equipment. The marsh liquid filter comprises a marsh liquid chamber and a clear liquid chamber which are divided by a filter net and distributed horizontally; the upper end of the marsh liquid chamber is connected with a marsh liquid inlet pipe; the clear liquid chamber is connected with a filtrate output pipe; the invention is characterized in that the filter net and the marsh liquid inlet pipe form an acute angle; the marsh liquid inlet is close to and faces the filter net; the bottom part of the marsh liquid chamber is also connected with a slag liquid outlet pipe. The filter net of the marsh liquid filter is not blocked and has back washing function; and the filter net is a detachable structure and can be selected according to the size of a drip irrigation hole in a drip irrigation system. The marsh liquid filter has long service life and can conveniently adjust the flow rate in the drip irrigation system after being connected with the drip irrigation system.

The invention discloses an all terrain crawler type sanitary emergency ambulance capable of giving emergent treatment to the sick and wounded on the way. The emergency ambulance comprises a basic type vehicle and a rear vehicle compartment, wherein the basic type vehicle comprises a front vehicle chassis and a rear vehicle chassis which are connected by a steering gear; the front vehicle chassis and the rear vehicle chassis are provided with a wheel system with two rubber crawlers respectively, and a front vehicle compartment and an engine cabin for mounting an engine are fixed on the front vehicle chassis in turn; the steering gear is a hydraulically driven three-freedom-degree mechanism; the rear vehicle compartment consists of a front material storage cabin and a main rear vehicle component; and the front material storage cabin has a front-bevel bilateral chamfering structure. In the invention, by integrating a two-compartment hinged crawler type all terrain basic type vehicle, the vehicle compartment, internal-vehicle medicinal equipment and effect keeping equipment, the ambulance can convey the sick and wounded in complicated terrain environments such as wet soil, snows, sand lands and marshes and can be used for giving the emergent treatment on the way.

This invention provides for a vegetation removal system capable of removing vegetation from irrigation canals, rivers, ponds, lakes, marshes and other water systems where the growth of vegetation impedes the flow of water, access to water or there is a desire to remove unwanted vegetation. The vegetation removal system comprises a rake system that allows for the removal of the vegetation while letting the water and silt or mud flow through the rake and substantially remain as part of the bank or bottom of the body of water. The invention also allows for the folding of the vegetation removal rake into a compact form by folding the outboard wings over on top of the main rake section. Sensors attached to the vegetation removal system can provide situational awareness for the operator as well as determine the position orientation of the rake when the rake is submerged or working near obstacles.

This invention relates to a complex flow artificial marsh composed of a vertical flow artificial marsh unit at the top and a level flow gravel bed at the bottom to become an integral structure, which is a solid sewage zoology process system, the level flow gravel bed is under the vertical flow marsh unit to reduce occupied areas with exclusive nitrogen-removing effect, in which, TSS, BOD and TN in the sewage are removed effectively and processed water can be collected by collecting wells and used in pouring greenbelt in local areas, besides, rain flows can be stored in underground deposition tanks and processed and re-used by the complex flow artificial marsh to realize situ processing life sewage and rain flows.

A wastewater treatment system includes a vertical flow marsh cell that is adapted to contain media and to support plants having roots extending into the media, the roots and media positioned to contact water flowing downward through the marsh cell during a flooding stage, the media and plant roots providing surfaces to which biofilms can adsorb, the biofilms containing bacteria adapted to adsorb ammonium ions and nitrify ammonium ions to nitrate during an aerated drained phase. The marsh cell is configured to receive water from an outlet of a horizontal wetland that functions essentially anaerobically / anoxically to contain bacteria for transforming nitrate into nitrogen gas. Water to be treated and water exiting the marsh cell outlet are transportable to a wetland inlet, providing dilution of incoming wastewater. Treated water is discharged from the wetland outlet.

The invention discloses a spatial restoration analysis method for marsh wetland in a river basin. The method comprises the steps of firstly performing data collection: collecting TM remote sensing image data of the river basin, meteorological data, utilization data of land in the river basin, DEM (digital elevation model) data, NDVI (normalized difference vegetation index) data, LAI (leaf area index) data, and river and road vector data; secondly selecting a hydrology adjustment function and an aquatic bird habitat function of the marsh wetland in the river basin as marsh wetland restoration evaluation indexes; and finally performing marsh wetland restoration analysis. According to the method, function characteristics of the marsh wetland are fully considered, so that the functions of the marsh wetland can be brought into full play while the ecological environment of the marsh wetland is improved; and in addition, marsh wetland restoration of a large-range region can be realized, and a marsh wetland restoration region can be accurately determined, so that the convenience is brought for marsh wetland restoration project implementation.

The invention discloses an unmanned monitoring ship for monitoring the water ecology of a shallow water marsh wetland and a monitoring method thereof. The unmanned monitoring ship comprises a ship body, a central control system, a power and steering control system, a satellite GPS navigation module, a marsh wetland plant hyperspectral monitoring system, a water ecological environment monitoring system, a data storage unit and a power supply system, wherein the power and steering control system is in communication connection with the central control system through a navigation controller, the satellite GPS navigation module and the data storage unit are in communication connection with the central control system through a serial port bus, and the marsh wetland plant hyperspectral monitoringsystem and the water ecological environment monitoring system are in communication connection with the central control system through the bus, so that the automatic monitoring of the water ecology environment of the shallow water marsh wetland with flexibility, rapidness, high efficiency, fixed speed, fixed point, fixed line and no damage disturbance is realized.