162 results about "Carbon sink" patented technology

Compositions, methods and business applications of using new and recycled cardboard infused with a plurality of saprophytic (including endophytic) and mycorrhizal fungi matched with seeds of plants (including trees, vegetables, herbs and grasses) whereby the cardboard can be sprouted by end-users to start ecosystems. Such containers may have carbon-credit value for companies and consumers when planted and grown as a carbon sink or carbon offset for the photosynthetic and mycelial sequestration of carbon dioxide. The relative weight of the Life Box's added seeds and spores does not significantly affect the total weight of the infused cardboard, thus not increasing transportation costs.

To deal with climate change, the present invention provides an eco-engineering for systematic carbon mitigation, in particular, a comprehensive carbon management system with a group of Stabilized Functional Carbons (SFCs) to reduce the total amount of carbons in atmosphere. SFCs are sourced and manufactured from the carbon-fixed biomass by one of the seven thermo-chemical treatments or one dehydration treatment with no less than 75% carbon conversion rates of the source material. The present invention transforms the perishable biomass into SFCs, which act as a carbon sink with stability and safety for at least 40 years' storage. The primary eco-friendly carbon and non-carbon mitigation are achieved by the sourcing, manufacturing and storage of SFCs. The advanced eco-friendly carbon and non-carbon mitigation are achieved at various pollution emission sources by the resource utilization of SFCs. An annual total amount of 0.5-10 billion tons of carbon emission could be reduced globally.

The invention discloses a method and a technique for analyzing and judging the whole carbon emission metering of the city based on city planning. According to the method and the technique, city planning low-carbon emission fields are divided into six aspects, namely traffic, water, buildings, industries, wastes and carbon sink, and the total carbon emission of the whole city is obtained by carbon emission accounting of the specific aspects. According to the method, the energy resource carbon emissions of land are metered and planned by analyzing land usage and gross land characteristics in the city planning, or the traffic carbon emission can be predicted according to traffic road network density and flow and further the total carbon emission of the city at different planning stages is predicted; finally, organic joint of the carbon emission and international and national carbon emission standards is realized while the carbon emission conforms to a city planning system so as to promote low-carbon economic development and low-carbon cause.

The present invention is a multiple purposed system of producing methane from its hydrates and sequestering carbon dioxide into its hydrates. Methane hydrates mixed with mud, prepared with methane mining assembly 23 are brought to sea surface by a series of buckets 16 attaching to rotating chains 18. The decomposed methane is collected into the methane dome 50 and is processed into liquefied natural gas or synthetic liquid fuels. Liquid carbon dioxide is brought down through a tube 70 and a sequestering device 86 into the sea where the pressure and the temperature are adequate for carbon dioxide hydrates to form and settle down to the sea bottom. The unconverted gaseous carbon dioxide is collected into carbon dioxide dome 49 and is liquefied again for recycling. A specially designed marine plantation, comprising of plurality of planting units 352 and a fleet of seeding and harvesting boats, is employed to remove the residual carbon dioxide from the sequestering, to alleviate the global warming, to serves as an abundant source of renewable energy, and as a huge sink for carbon. In addition, it could provide a profusion of less-polluted seafood. The operations of mining methane, sequestering carbon dioxide and marine plantation are fully integrated and optimized

The invention discloses a method for treating rare earth ammonium chloride wastewater, belonging to the field of wastewater treatment. The method for treating the rare earth ammonium chloride wastewater comprises the steps of: dissolving ammonium chloride rare earth, carrying out organic phase saponification, carrying out extraction separation, recycling wastewater, stripping, carbon-sinking, washing, evaporating, cooling and crystallizing. According to the method, ammonium chloride raffinate and carbon sink mother liquor which are generated by extraction separation on the rare earth are used as the solvents of the ammonium chloride rare earth for recycling so that the ammonium chloride in the wastewater is increased, the ammonium chloride is favorably evaporated and condensed, and energy resource consumption is reduced. Meanwhile, washing liquor of rare earth carbonate precipitates is recycled for preparing a precipitating agent, thus water resources are saved. The mass percent of the ammonium chloride in the recycled finished product is 91.7-96.5 percent in the terms of dry basis; and the economic benefit is remarkable, the wastewater is recycled, and zero emission of the rare earth wastewater is recycled.

The invention discloses a production method of multieffect charcoal nitrogen fertilizer. The charcoal nitrogen fertilizer is made by bonding inner granular nitrogen fertilizer (urea or ammonium bicarbonate accounting for 50-80% of total weight) and outer charcoal (charcoal including bamboo charcoal, charcoal, straw and the like fired waste and accounting for 15-40% of the total weight) with a macromolecular organic binder. The fertilizer changes the release environment of nitrogenous chemical fertilizers in soil and improves slow release performance and availability of the nitrogen fertilizer by unique physical and chemical properties of the charcoal, and the charcoal can be preserved in the soil for a longer time, and has important effects on a plurality of aspects such as improving physical structure and microbial activity of the soil, the adsorption and decomposition capacity of the soil to contaminant, carbon sink and the like. The fertilizer has simple production process and low cost and is an environmental-friendly slow release fertilizer.

The invention belongs to the technical field of crop farming and cultivation and discloses a rotation tillage planting method for totally returning double cropping straws of wheat and rice. The rotation tillage planting method for totally returning double cropping straws of wheat and rice comprises: after harvesting wheat, totally crushing and returning the straws; after dry land regulation of a wheat field, filling the wheat field with water and pulping, and maintaining a 1-2 cm inter-field water layer; after weeding, mechanically transplanting rice seedlings; performing fertilizer and water management and pest control in a rice season; after rice is ripe, harvesting rice by a combine-harvester, and totally crushing and returning the straws; and after harvesting, performing tillage and airing and rotary tillage operations, and then sowing wheat. According to the rotation tillage planting method for totally returning double cropping straws of wheat and rice provided by the invention, on the premise of totally returning double cropping straws of wheat and rice, the soil structure and the soil quality are improved by changing a tillage mode of soil in the rice season, so that the planting and growth of a next crop of wheat are not affected. Moreover, in a key production link, mechanical operations are adopted, so that labor intensity and a production cost are lowered substantially, and meanwhile, total returning of the straws facilitates cultivating soil fertility so as to achieve carbon sink effect and reduce environmental pollution.

The invention discloses a carbon-sink-type self-purifying substrate cuttlefish apartment which comprises an intensive breeding box component, a feeding device and an adsorption base cleaning and recovering device. The intensive breeding box component is connected with a water circulating treatment device through a water incoming pipe and a water outgoing pipe, the feeding device can convey feed to the intensive breeding box component, and the adsorption base cleaning and recovering device is connected with the intensive breeding box component. The carbon-sink-type self-purifying substrate cuttlefish apartment has the advantages that equipment arranging cost is saved, feeding is accurate, a breeding container can be cleaned automatically, dirt accumulation is effectively prevented, and the apartment has a sterilization assisting function and is low in manual intervention level and convenient to manage.

The invention discloses a method for enhancing ocean carbon sink. According to the method, CO2 is absorbed through photosynthesis of phytoplankton to increase ocean carbon sink. The method includes the specific steps that a specially-made artificial flow building device is utilized to generate upwelling so as to lift abundant nutritive salt seawater in deep ocean up to the surface euphotic layer, surface phytoplankton is subjected to mass propagation (even red tide is caused) and participates in photosynthesis, and a great amount of CO2 is converted into organic matter in the body of the phytoplankton through the photosynthesis; then the artificial flow building device is utilized to generate downwelling so as to rapidly absorb the phytoplankton into the deep ocean, the phytoplankton dies rapidly in a low temperature environment without light, and carbon sinks to the seabed along with the dead living bodies and is stored in an ocean carbon library. According to the method, propagation of the ocean phytoplankton is promoted, and the phytoplankton is made to sink to the seabed rapidly to increase the ocean carbon sink amount, so that the concentration of CO2 in the atmosphere is effectively lowered, and the crisis of climate warming is relieved. The invention further discloses the artificial flow building device for enhancing ocean carbon sink.

The invention relates to a nonlinear partial least square optimizing model-based forest carbon sink remote sensing evaluation method which comprises the following main steps of: (1) mapping the original variable to a high-dimension space to obtain a new variable by adopting a kernel function and carrying out standardization treatment; (2) carrying out regression analysis on the extracted component by adopting a least square method and reducing a regression coefficient; (3) evaluating a model by adopting LOO cross effectiveness; (4) repeating the step (2) to step (3) and adding 1 to the component number every repetition till the extracted component number reaches the maximal value; (5) repeating the step (1) to the step (4) and adding 1 to the subsection number M in the step (1) every repetition till M is equal to the preset number; and (6) searching the model with maximal related coefficient of an estimating value and a practical value from all the models and modeling with the M and extracted component number at the moment for being used as a final estimation model. The invention uses the optimized nonlinear partial least square regression for establishing a forest carbon storage predicting model and improves the forest carbon storage predicting precision.

The invention discloses a method for improving the carbon fixation and carbon sink enhancement capabilities of a bamboo forest. The method includes the following steps: 1, biological carbon preparation, wherein crop straw, pruned branches and animal manure organic biomass are collected, dried, then placed in a biological carbonization furnace respectively, calcined and then carbonized to obtain biological carbon; 2, bamboo forest land selection which includes the steps of building the bamboo forest, transforming low-yield or degraded bamboo forest land and bamboo forest maintenance; 3, fertilization method and fertilization time. According to different characteristics of phyllostachys pubescens forest land, a biological carbon application method and a corresponding management measure are specifically designed so as to improve and fertilize bamboo forest soil and improve the soil productivity, positive effects of carbon sink enhancement and emission reduction are achieved, the resource utilization of forestry and agricultural residues is achieved, the forest soil is improved, the yield and quality of bamboo products are improved, the health level of a bamboo forest soil carbon pool and the health level of the ecological system are improved, and the method has a significant carbon sink function.

The present invention relates to a process and an apparatus of ocean carbon capture and storage (Ocean CCS), which can be used for carrying out carbon capture and storage of flue gas discharged from marine facilities using fossil energy such as coastal power plants and marine ships, and direct air capture (DAC). The natural engineering method are adopted in the present invention, and natural seawater is used for washing and dissolving CO₂ gas for carbon capture; and natural seawater carbonate neutralization and formed bicarbonate is used for ocean storage in water column; and low head and large water flow is used to save energy. The discharged water complies with environmental regulations. The present invention provides an affordable and green effective mean for using marine ecosystems of carbon sinks and reservoirs to respond to the climate change.

A provided metering method for forest carbon sink comprises the following steps: steps 1, staining cell nucleus; step 2, calculating cell wall percentage; step 3, calculating tree species volume; and step 4, calculating forest carbon sink, respectively calculating the carbon sink of each tree species according to the following formula: C[i]=0.5*10<3>*r[i]*V[i], wherein C[i] is the carbon sink of one tree species, r[i] is the tree species cell wall percentage of the tree species, V[i] is the volume of the tree species, and summing the carbon sink of all tree species, so as to calculate the carbon sink of the forest, in other words, C=C[1]+C[2]+...+C[i], wherein C is the forest carbon sink, and n is the tree species sum. The metering method for the forest carbon sink is capable of relatively accurately metering the forest carbon sink, difference of carbon sink capability of different tree species at different areas is fully considered, the forest carbon sink is dynamically metered, and disadvantages of static metering is overcome.

The invention provides a method for testing carbon fixation efficiency of a macroalgae community. The method comprises the steps that macroalgae collected in the field are classified according to species, and the ratios of the various macroalgae in the whole community are tested; according to the structure ratio of the community, a sample set of the macroalgae which are cleaned completely is divided into equal groups to form a simulated community system, and then the carbon fixation efficiency is tested. The novel method for testing the photosynthetic carbon fixation efficiency of the macroalgae community is more easy and convenient to implement and easy to operate. The method can be applied to monitoring of the photosynthetic carbon fixation capacity of the macroalgae community in the natural habitat, and provides theory and experiment basis for learning about the contribution of macroalgae on carbon sink and carbon circulation. Accordingly, the method has good scientific research and application value.

The invention relates to the field of soil improvement, in particular to a soil improvement method. Idle land is deep plowed, inorganic adsorbents, chelating agents and biological adsorbents are uniformly applied, the land is leveled and properly irrigated, and the treated land is idled for four to six months and then can be used for planting again. The method is short in soil improvement period, rapid in effect, moderate in improvement cost and high in land applicability. The method has the advantages that soil pollution states can be rapidly improved, heavy metal pollution improvement effects are the best, soil permeability water-retaining properties are improved, soil carbon sink is increased, pesticide residues and heavy metal of soil are degraded to meet organic planting requirements, organic conversion of the soil can be rapidly finished, the soil improvement period is short, the effects are rapid, cost can be controlled, organic planting standards can be met basically within six months, bad conditions of the soil are improved, the quality of planted food is directly changed, and fitness of people is benefited.

A method for balancing CO2 and CO2 equivalent materials in atmosphere is used for enabling CO2 and the CO2 equivalent materials in the atmosphere to keep dynamic balance through human intervention, thereby regulating the greenhouse effect and global climate change. The method adopts the following ways: (1) the energy efficiency of fuel is improved, energy is saved and carbon emission is reduced through scientific and technological innovation and equipment upgrading; (2) water and soil are used reasonably, and transformation of the water and the soil from carbon source to carbon sink is promoted; (3) plant carbon sink is increased by planting, clipping, processing and storing fast-growing carbon sink grass; (4) with adoption of the photosynthesis-based industrialized technology, the transformation speed of CO2 in the atmosphere into organic carbon compounds is increased; (5) the carbon cycle period is changed, and the decomposition speed and the decomposition amount of a photosynthetic product are controlled; (6) carbon sink product types are increased, and the quantity of carbon sink products is regulated; (7) carbon sink potential of deserts is developed; (8) the CO2 equivalent materials in the atmosphere are collected, transformed and used, and content of greenhouse gases in the atmosphere is reduced.

A process for the production of methanol comprises feeding an amount of a hydrocarbon feedstock and an amount of an oxygen feedstock to a partial oxidation reactor to produce a partial oxidation reactor effluent comprising hydrogen, carbon monoxide and carbon dioxide; adding an amount of a hydrogen feedstock to the partial oxidation reactor effluent to produce a synthesis gas stream having a predetermined ratio of hydrogen to carbon monoxide; and, subjecting the synthesis gas stream to methanol synthesis to produce a methanol product stream and a tail gas stream wherein reformation is not used to provide hydrogen as a product. Reformation may be used to consume hydrogen so that carbon dioxide preferably obtained as a by product of another process so that the instant process becomes effectively a temporary carbon sink to convert carbon dioxide, which would otherwise be released to the atmosphere, to a stored carbon source.

The invention discloses a construction method for carbon sink forests in an eastern subtropical area in China based on functional trait proportions of plant communities. The construction method comprises the following steps: investigating species composition of natural forest communities, carbon fixation functional traits of plants and above-ground carbon reserve volumes under different site conditions; establishing a structural equation model based on the composition of the functional traits of the plant communities and the above-ground carbon reserve volumes; screening plant community typeswith a remarkable carbon sink function, selecting good carbon fixation species according to weight formed by the functional traits of the plant communities; furthermore, screening optimal carbon fixation species adapting to the different site conditions according to topographic dependence of a relation between the composition of the functional traits of the plant communities and the above-ground carbon reserve volumes; quantifying a species quantitative proportion of target carbon sink plant communities according to the weight ratio of the composition of the functional traits of the plant communities; finally, forming a complete efficient carbon sink forest construction method by integrating the composition of functions of the plant communities, quantity configuration, plant configurationdensity, a planting method, young forest tending and the like. The construction method has the advantages of high carbon sink efficiency, strong adaptability, good growth, low cost and the like.

The invention relates to a pseudosciaena crocea and green crab three-dimensional culture device and method. The pseudosciaena crocea and green crab three-dimensional culture device comprises a floating net and a crab pot. The floating net comprises a floating frame and meshes, wherein the floating frame is a closed polygonal framework, floaters are installed below the floating frame, the floaters are connected to the framework of the floating frame in a strip shape, the meshes are installed surrounding the floating frame in a circle, a container with a top opening is defined by the meshes, and the top opening is matched with the floating frame in shape. The crab pot is placed on the floaters, wherein the side wall of the crab pot is provided with a through hole, and a cover is arranged on the crab pot in a matching mode. The pseudosciaena crocea and green crab three-dimensional culture device and method have the advantages that cage culture of pseudosciaena crocea is realized, and aquatic water is fully utilized at the same time; cage culture of individual green crabs is carried out on an upper layer of a net cage, so that mutual killing of the green crabs is avoided, and the survival rate is up to 95%; besides, bait is fully utilized, the number of waste residues is small, the self-cleaning capacity of the aquatic water is enhanced, balance of the fishery ecological environment is realized, economic benefits are obtained, and the carbon sink function of fishery is also effectively achieved.

The invention discloses a fast-growing carbon sink triarrhena lutarioriparia carbon based soil conditioner and application thereof. The soil conditioner comprises triarrhena lutarioriparia carbon, triarrhena lutarioriparia extract liquor, a mixed bacterial agent and humic acid type organic mixture. The soil conditioner can be used for various paddy fields and xerophilous crop soil to increase crop yield and pH value of continuous cropping acidified soil and increase carbon sink capacity of soil, and accordingly soil quality can be improved. In addition, the problem of environment pollution caused by triarrhena lutarioriparia and triarrhena lutarioriparia extract liquor by-products generated in triarrhena lutarioriparia power generation according to a triarrhena lutarioriparia biomass poly-generation technology can be solved, guidance of high-value production of triarrhena lutarioriparia and triarrhena lutarioriparia extract liquor is realized, and additional value of triarrhena lutarioriparia is increased.

The invention discloses a method for colonizing and releasing seawater mullets in a public freshwater area and relates to methods for colonizing and releasing seawater mullets which are near-shore river mouth marine fish into natural fishery water areas. The method includes: before colonizing and releasing, lowering water salinity for mullet fries 2-20cm in total length, using fishery medicines to prevent fish diseases, and allowing the mullet fries to adapt to freshwater environments; using a keep-alive transportation method to transfer the mullet fries to net cages in the water area planned for colonizing and releasing for temporary culture; sterilizing the mullet fries to prevent infection and death caused by transportation damage; placing parts of the net cages into water, allowing the mullet fries to initiatively swim out of the net cages and enter the freshwater area so as to increase mullet fry releasing survival rate, and removing the net cages to bring the carbon sink fishery value of the mullets in the freshwater area into play. The method has the advantages that colonizing and releasing varieties are increased, water area purifying capability is increased, the carbon sink fishery value of the mullets in the freshwater area can be brought into play, species invasion risk is avoided, the method is suitable for colonizing and releasing in featured water areas such as lakes, rivers, reservoirs, landscape water bodies and artificial wetlands systems, and water area purification effect can be achieved.

The invention discloses a net cage with a carbon sink monitoring function. The net cage comprises a ship body with a streamline head. The head of the ship body is provided with a water inlet valve. The tail of the ship body is provided with a water outlet valve. A flowmeter is further disposed at the head of the ship body. An inflating tube with evenly distributed air holes is disposed in the inner cavity of the ship body. A carbon monitoring device which can automatically move on a water surface according to needs is disposed inside the inner cavity of the ship body. The net cage has the advantages that by the carbon sink monitoring device in coordination with the closing of the water inlet valve and the water outlet valve, the carbon sink speed can in a local water area can be calculated according to different natural conditions, sea current errors can be removed effectively, and great practical significance is achieved; the net cage is good ins stability, accurate in carbon sink measuring, and good in time sequence monitoring effect.

The invention discloses a carbon sink informationized marine ranch. The carbon sink informationized marine ranch comprises a hollow communicated rigid pipe frame and a detachable net which is arranged on the inner side of the pipe frame; a semi-submersible tower which is provided with a cylinder structure is connected to the upper portion of the pipe frame; the inner side space which is defined through the pipe frame is communicated with the inner side space of the semi-submersible tower; a carbon sink monitoring device is arranged on the inner side of the semi-submersible tower; the carbon sink monitoring device which is arranged on the inner side of the semi-submersible tower can well isolating surrounding hydrological condition influences and accurately show vertical flux distribution of the carbon sink; the top of the upper portion wet neck is provided with an opening which can provide certain leisure fishing space. According to the carbon sink informationized marine ranch, when concentrated fishing is performed, the integral detachable net is hung to perform concentrated fishing only a connecting part which is arranged between the detachable net and the pipe frame is detached, and the working efficiency is high. The carbon sink informationized marine ranch has the advantages of being good in arrangement stability, large in breeding size and convenient to fish, having a carbon sink function and being good in vertical carbon sink measurement effect.

The invention discloses a method and system for estimating the carbon sink amount of an urban green land system. The method comprises the following steps: constructing a multivariate regression equation of the carbon sink amount of trees and shrubs and influence factors of tree height, crown breadth, diameter at breast height and vertical projection area; through sampling field measurement, obtaining vegetation data including tree height, diameter at breast height, crown breadth and vertical projection area of arbor, shrub and grass; calculating the carbon sink amount in each quadrat by using an existing method; obtaining relevant parameters through scheme index query, multivariate regression analysis of measured data and quadrat carbon sink quantity and the like; and substituting related parameters of different green land types into the multiple regression equation to obtain the urban green land system carbon sink amount of overall planning, and performing visual presentation. The invention provides the method with high operability for estimating the carbon sink quantity of the overall planning layer green land under the scale of the urban built-up area.