79 results about "Carbon pool" patented technology

The invention relates to the technical field of soil function improvement, in particular to a rice field soil recarburization and capacity expansion method based on a charcoal-based organic fertilizer. The method comprises the following steps: crushing a biomass raw material, pyrolyzing and cooling to obtain biochar; immersing the biochar in a functional bacteria solution containing actinomycetes and bacillus for activating treatment to obtain modified biochar; mixing the modified biochar and decomposed straw, composting and fermenting to obtain organic fertilizers with different particle sizes; the large-particle-size organic fertilizer is applied to deep soil, the soil is covered with soil after straw is laid on the soil, and the small-particle-size organic fertilizer is applied to surface soil. Through layered application, the large-particle-size biochar repairs the deep soil structure and expands the carbon storage capacity, and meanwhile, the carbon stability is improved through carbon-nitrogen synergistic metabolism driven by functional bacteria, so that the carbon immobilization efficiency is improved, meanwhile, soil recarburization and expansion are achieved, the contradiction between carbon sequestration and structure degradation and nutrient imbalance in a traditional recarburization and expansion technology is solved, and the soil recarburization and expansion efficiency is improved. Synergic improvement of a carbon sink function and agricultural productivity is promoted.

The invention provides a microbial agent capable of degrading lignin and application of the microbial agent in regulation and control of a soil organic carbon library, and relates to the technical field of microorganisms, the microbial agent contains at least two of serratia marcescens, ochrobactrum anthropi, pseudomonas asparagi or burkholderia terricola, and the microbial agent contains at least two of the serratia marcescens, the ochrobactrum anthropi, the pseudomonas asparagi and the burkholderia terricola. The serratia marcescens a26, the ochrobactrum anthropi b1, the pseudomonas asparagi b6 or the burkholderia terricola b21 have good lignin degradation capability, after compounding, the lignin degradation capability of the strain is further improved, and the strain can be used for degrading moso bamboo litters with high lignin content and promoting accumulation of a soil organic carbon library. The technical problem that a microbial agent with a function of efficiently degrading lignin is lacked in the prior art is solved.

The invention relates to the technical field of data measurement and calculation, in particular to an ecological system carbon source sink rapid calculation method for a mining area scale. The method comprises the following steps: acquiring mining area remote sensing image data, ground actual measurement data and mining area mining activity records, and constructing a multi-source mining area basic data set; performing spatial registration and time alignment on the multi-source mining area basic data set to obtain an aligned multi-source fusion data set; based on the aligned multi-source fusion data set, mine occupied map spots are identified, land utilization type information of the map spots is extracted, a land utilization type data set is formed, and a carbon library classification data set is generated in combination with mining area carbon library type definition; therefore, by integrating multi-source data, optimizing space and time alignment and refining the carbon reserve calculation process, the problems of data dispersion, inaccurate calculation and the like in a traditional method are solved, and the scientificity and reliability of carbon source sink measurement and calculation of the mining area ecosystem are improved.

The invention discloses a forest land restoration and carbon sink management system and method based on a three-dimensional cadastral model, and the method comprises the steps: integrating an earth surface forest right, an underground space right and a block chain information management right through the three-dimensional cadastral model, and collecting forest biomass and soil carbon library data in real time in combination with an Internet of Things sensor network; and data storage and carbon point transaction are realized based on a block chain multi-chain architecture. According to the scheme, the problems of unclear ownership and low data credibility in traditional forest land restoration are solved, the carbon sink value is converted into economic benefits, and the method is suitable for low-efficiency forest land ecological restoration and carbon asset management.

The invention relates to the technical field of soil improvement, in particular to a soil carbon library regulated crop planting method, which comprises the following steps: before crop planting, measuring the mass of particulate organic carbon (POC) and mineral bound organic carbon (MAOC) in soil, regulating and controlling the mass ratio of POC to MAOC on the basis of the measurement result in the step (1) to meet the condition that POC / MAOC is more than or equal to 0.8 and less than or equal to 1, and controlling the mass ratio of POC to MAOC to be more than or equal to 0.8 and less than or equal to 1. According to the soil improved through the method, the soil fertility can be improved, the crop yield and quality can be improved, and the soil health and sustainability can be promoted.

The invention discloses a biomass power plant ash composition for improving soil carbon sink as well as a preparation method and application of the biomass power plant ash composition, and belongs to the technical field of agricultural resources and environment. The composition is formed by compounding fly ash and slag according to the dry basis mass ratio of (2-3): 1, and the heavy metal content of the composition meets the agricultural safety standard. The preparation method comprises the steps of raw material pretreatment and optimized compounding. The core of the method is that the fly ash is used as a main carbon source by increasing the proportion of the fly ash, physical protection is provided by utilizing the microporous structure of the slag, and the fly ash and the slag jointly act on the soil, so that the organic carbon library of the soil is rapidly and stably increased. Experiments show that the composition provided by the invention can significantly improve the organic carbon content and the carbon library management index (CPI) of soil, effectively reduce the daily average mineralization rate of organic carbon, and realize efficient and high value-added resource utilization of biomass ash in the field of soil carbon sequestration.

The invention provides a modeling method and system applied to ecological system carbon library monitoring under influence of water-power engineering, and the method comprises the steps: obtaining a drainage basin geographic information data set and a water-power engineering operation data set, and carrying out the water flow dynamic feature analysis of the drainage basin geographic information data set and the water-power engineering operation data set; the method comprises the following steps: obtaining a watershed water flow dynamic feature vector set, deducing soil physicochemical property offset and vegetation community structure variation according to the watershed water flow dynamic feature vector set, coupling the soil physicochemical property offset and the vegetation community structure variation to carry out carbon cycle process digital quantitative modeling, and generating a carbon reservoir reserve change sequence. And constructing an ecological system carbon library monitoring model under the influence of the hydropower engineering based on the carbon library reserve change sequence. According to the method, the accuracy of water-power engineering ecosystem carbon sink effect evaluation and prediction is effectively improved, and a more reliable basis is provided for related decisions.

The invention relates to the technical field of agricultural resources and environment, and discloses a preparation method and application of an in-situ activator for carbon sequestration, pollution reduction and yield increase of soil. The activator comprises the following raw materials in parts by mass: 5-15 parts of a modified mineral carrier, 10-15 parts of an organic slow-release matrix, 6-13 parts of a lactic acid bacteria crude extract, 5-15 parts of a fungus crude extract, 5-12 parts of a yeast crude extract, 10-20 parts of a microbial fermentation humus crude extract, 4-8 parts of a complexing agent, 5-10 parts of a protective agent, 3-8 parts of root-promoting signal molecules and 1-3 parts of quorum sensing molecules. According to the scheme, five units including a supporting framework, an active component, a complexing agent, a protective agent and a trace substance are jointly assembled to serve as a core of the activator, the activator is supported by a porous carrier, a compound enzyme-humus system and an oxygen-iron-sulfur electron shuttle system are colonized on the surface, nutrient substance aggregates are slowly released, and signal molecule induction is combined, so that the activity of the activator is improved. And soil carbon reservoir expansion, pollutant passivation and crop root development promotion are realized. According to the preparation, the soil carbon sequestration efficiency can be improved by 25% or above, the heavy metal activity can be reduced by 40-65%, and the average yield of crops can be increased by 15-20%.

The present application relates to the field of agricultural soil improvement and orchard fertilization technology, and discloses a kind of southern red soil area orchard annual green manure covering and carbon-increasing quality improving method, including that mature livestock and poultry manure is mixed with industrial grade calcium-magnesium phosphate fertilizer and applied to surface soil before green manure sowing;Sowing Indian cowpea in spring, mixed sowing Chinese milk vetch and field radish in autumn;Green manure of leguminous plants is mowed in situ when it is in full bloom to initial pod stage to make it flat;Uniformly spray directional wood-decay fungi complex liquid to the surface of green manure;Use pyroligneous acid to wet crushed dry crop straw, cover micro-acid straw on the surface of green manure;Mechanically subsoil in the following autumn, and inject PAM composite biomass charcoal suspension into the bottom of subsoiling groove simultaneously.The present application neutralizes and intercepts ammonia gas released by green manure to block nitrogen volatilization by using micro-acid straw, accelerates the degradation of macromolecular lignocellulose by using wood-decay fungi, and constructs deep stable carbon sink by combining with deep injection of porous carbon suspension, thereby effectively improving the overall carbon pool capacity of red soil profile.

The invention discloses a carbon sequestration capability assessment method based on ecological restoration, and belongs to the technical field of carbon sequestration assessment, and the method comprises the following steps: S1, obtaining growth data of each plant in an ecological restoration region in a restoration period; s2, determining functional leaves of each plant, and obtaining a carbon sequestration transition coefficient of the plant during the restoration period according to the growth data of the functional leaves during the restoration period; s3, inputting the carbon sequestration transition coefficient of each plant in the restoration period into the carbon sequestration capability stage model to obtain the carbon sequestration capability weight of each plant at each moment in the restoration period; and S4, determining a restoration result of the ecological restoration area according to the carbon sequestration capability weight of each plant at each moment in the restoration period and the base carbon library of the ecological restoration area. According to the method, systematic evaluation of the carbon sink capacity of the whole restoration area is realized, and the accuracy and reliability of ecological restoration carbon sink evaluation are greatly improved.

The invention discloses a method for promoting organic matter accumulation based on the soil food web level and application of the method, and belongs to the technical field of soil ecological restoration and organic matter management. According to the invention, it is found for the first time that release of an easily-decomposed carbon library can be significantly accelerated and the decomposition rate of organic matters can be improved by simultaneously supplementing crushed crop straws, capturing heterophagous nematodes and bacterial-feeding nematodes into soil; accumulation of mineral bound organic matters (MAOC) is promoted, and long-term immobilization of soil organic matters is facilitated; the provided method for promoting soil organic matter accumulation is easy and convenient to operate, high in environmental compatibility, suitable for various soil types, wide in application prospect and capable of effectively improving the soil quality, improving the soil productivity and the cultivation environment and promoting agricultural sustainable development.

The utility model relates to a field in-situ litter decomposition ring combined with light treatment, which aims to solve the technical problem of single function of the existing field litter decomposition test device, and adopts the technical scheme that the field in-situ litter decomposition ring comprises an outer cylinder, a separation net, a fixed frame, a ring cover and a filter film, an exchange hole is formed in the upper portion of the outer barrel, the separation net is placed in the outer barrel to cover the exchange hole and the bottom of the fixing frame, the fixing frame comprises a lower fixing ring, an upper fixing ring and a supporting column, the upper fixing ring is connected with the lower fixing ring through the supporting column, and the fixing frame is placed in the separation net to serve as a support. The ring cover comprises a ring cover inserting part and a fixing part, a clamping groove is formed in the bottom of the joint of the ring cover inserting part and the fixing part, the filter film covers the bottom face of the fixing part, and the outer cylinder and the upper end of the fixing frame are inserted into the clamping groove. Through the split design of the decomposition ring and the ring cover and the combination of the in-situ decomposition tracking device and the illumination adjusting treatment device, the in-situ decomposition tracking device and the illumination adjusting treatment device are integrated in function, and the research on the influence of solar radiation on the transfer of litter carbon to the soil carbon library can be realized.

The utility model discloses an activated carbon sampling device for an activated carbon pool, a rod assembly comprises a first connecting rod and second connecting rods, and the sampling depth is adjusted by increasing or decreasing the number of the second connecting rods; the sampling assembly comprises a sampling rod and a flow guide plate; the sleeve assembly comprises a sleeve and a third connecting rod, and the sleeve sleeves the rod assembly through the third connecting rod and can move relative to the sampling assembly. During sampling, the sampling assembly is rotated to enable the flow guide plate to collect samples, then the sleeve blade edge is cut into the activated carbon layer, and in-situ water filtering is achieved through the first water permeable holes. The device can obtain the deep sample of the carbon pool without manual excavation, avoids pollution and is convenient to operate; a detachable structure is convenient to adjust the sampling depth and carry and transport; the flow guide plate and the first water permeable holes cooperate to avoid the pond body drainage step, the sampling efficiency is improved, and the detachable connection of the device gives consideration to the operation flexibility and the sampling precision.

The present application belongs to the technical field of geochemistry, and particularly relates to the estimation of the carbon flux of the earth system, and especially relates to a method and system for estimating the carbon flux of the deep-time earth system. The method for estimating the carbon flux of the deep-time earth system provided by the present application solves the four defects in the traditional technology caused by the fixed carbon pool assumption, the neglect of the atmospheric / biosphere carbon content, the isotopic error, and the failure to consider the fractionation effect through dynamic carbon pool segmentation, the inclusion of multi-sphere isotopic composition, and the correction of fractionation effect. The high-precision and verifiable model framework not only improves the scientificity of the deep-time carbon cycle research, but also provides a key tool for analyzing the climate evolution mechanism in the geological history period and predicting the future climate change trend, and has important theoretical innovation and practical application value.

The present application belongs to the technical field of soil carbon pool balance regulation, and particularly relates to a soil carbon pool balance regulation method for a corn planting area based on the Internet of Things. 3+ After interference, carbon pool monitoring data is obtained; net carbon pool income is calculated to determine a carbon surplus, deficit or balance state; a targeted regulation strategy is formulated in combination with the corn growth period; regulation is performed and closed-loop feedback correction is performed until the carbon pool is stable and balanced. The present application realizes real-time and accurate monitoring of carbon pool parameters and intelligent regulation of the whole process, solves the problems of large errors and blind regulation in traditional management, improves the efficiency and stability of carbon pool balance regulation, and balances high corn yield and sustainable development of farmland ecology, and is suitable for large-scale corn planting areas.

The present application belongs to the field of saline-alkali soil improvement and carbon sequestration, and provides a method for improving carbon sequestration and stability of Tamarix chinensis artificial forest in coastal heavy saline-alkali soil. The method is characterized by the following steps: crushing and throwing litter and branches into the field, applying acetic acid to promote decomposition, supplementing soil nutrient and carbon pools, cutting roots and spraying treatment liquid to the cut roots to increase root exudates and secretion capacity, and promoting carbon sequestration and stability in the soil. Through the above measures, the carbon sequestration and stability capacity of Tamarix forest land is improved by more than 32%, and the treatment measures for Tamarix forest land are proposed to increase soil carbon storage and maintain carbon pool, which has multiple effects such as rapid carbon sequestration and soil fertilization, and has important application value for improving the carbon sink function of coastal saline-alkali soil ecosystem.

The application discloses a marine ranching fishery carbon sink metering device in the technical field of carbon sink metering, which comprises a traction rope and a sampling cylinder, a counterweight assembly is fixedly connected to the top end of the sampling cylinder, a rotating assembly for rotating the counterweight assembly and the sampling cylinder under the flow of seawater when the sampling cylinder vertically descends in the sea is arranged on the surface of the counterweight assembly, and the top end of the counterweight assembly is detachably connected with the traction rope. The stability of the sampling cylinder during descending is enhanced through the counterweight assembly, meanwhile, the rotating assembly drives the counterweight assembly and the sampling cylinder to rotate under the action of seawater flow, a stable effect similar to a gyroscope is formed, the problem that the sampling cylinder deviates from the vertical line caused by the impact of sea current and the drift of the ship body is effectively offset, the sediment sampling accurately corresponds to the preset area is ensured, and more reliable sampling data for the quantification and accounting of the sediment carbon sink in the marine ranching fishery carbon sink metering is provided.

The invention provides a drainage basin green carbon library construction method and device based on evaluation-feedback regulation and a storage medium, and relates to the technical field of green carbon libraries, and the method comprises the steps: obtaining a core carbon data set under a drainage basin scale; simulating a net carbon sink estimated value through the ecosystem model of the process to obtain a net carbon reserve variation, and correcting an estimated value of the productivity of the net ecosystem according to a comparison result of the net carbon sink estimated value and the net carbon reserve variation to obtain a corrected watershed carbon sink potential; dividing the drainage basin into a plurality of green carbon reservoir functional areas based on the division standards of carbon reserves, carbon sink potential and carbon emission, and obtaining green carbon reservoir construction measures for different functional areas; and after the measures are implemented, obtaining drainage basin net ecosystem carbon balance trend evaluation data of each functional area, obtaining regulation and control feedback of each carbon library construction measure based on the change trend of the data, and further adjusting the carbon library construction measures. By adopting the green carbon library construction method provided by the invention, a feasible method can be provided for systematic construction of the green carbon library.

The invention discloses a hypha three-dimensional carbon net composite carbon sequestration fungicide and a preparation method and application thereof. The preparation method comprises the following steps: firstly, placing aspergillus niger hyphae in a carbonization furnace for carbonization to obtain a hypha three-dimensional carbon net; and then putting the mycelium three-dimensional carbon net into a bacillus megatherium liquid, oscillating at constant temperature, filtering, and drying to obtain the mycelium three-dimensional carbon net composite carbon sequestration fungicide. When the compound is applied to improvement of soil fertility, the soil fertility can be comprehensively improved through multiple ways of regulating and controlling a soil carbon library, optimizing an acid-base environment, improving a physical structure, improving nutrient reserves and the like, and a basis is provided for application of the compound as a novel soil conditioner to agricultural production and promotion of soil health and sustainable agricultural development.

The invention discloses a method for rapidly evaluating the stability of a soil organic carbon library. The method comprises the following steps: firstly, carrying out standard pretreatment on a soil sample; carrying out particle size grading on the pretreated standardized sample through a physical method, separating out organic carbon components fPOM, cPOM and MAOM, respectively collecting each component and removing inorganic carbon in each component; all the components are dried and ground; standard sample packaging is conducted on all the components, the components are sent into an element analyzer to be detected and analyzed, and the organic carbon content measured by all the components is obtained; calculating the stability index of the organic carbon library, and evaluating the stability. According to the method, a quantitative carbon library stability evaluation model is constructed, the operation is simple, the cost is low, a closed loop is formed by separation-detection-evaluation, and a powerful technical tool is provided for rapid and accurate evaluation of the soil carbon sink function under the carbon neutralization background.

The invention relates to the technical field of environmental simulation calculation, in particular to a karst region soil carbon concentration-rainfall event response evaluation method. A karst region soil carbon concentration-rainfall event response evaluation method comprises the following steps: S1, acquiring an extreme rainfall event and a non-extreme rainfall event, determining a dominant mode of a dominant path according to the extreme rainfall event, and determining carbon loss intensity of a recessive path according to the non-extreme rainfall event; s2, determining the excitation emission intensity of a soil carbon library according to the extreme rainfall event; and S3, based on the dominant mode of the dominant path, the carbon loss intensity of the recessive path and the excitation emission intensity of the soil carbon library, carrying out comprehensive integration analysis and uncertainty evaluation by adopting Monte Carlo simulation. According to the method, a multi-path carbon loss assessment framework is constructed, explicit and implicit path quantification and Monte Carlo simulation are fused, and the carbon cycle analysis precision and risk assessment capability of the karst region are improved.

The invention discloses a soil carbon (SOC and MBC) remote sensing inversion algorithm system based on a microbial decomposition process. The system comprises a data input module, a model construction and calculation module, a parameter optimization module, a space inversion module and an output verification module. The core of the soil carbon remote sensing inversion method is that a microbial four-pool decomposition model based on Michaelis-Menten enzyme kinetics is constructed, and the dynamic interaction of plant source carbon, microbial biomass carbon and two types of microbial residue carbon libraries is clearly depicted; carrying out efficient inversion and calibration on key dynamic parameters of the model by using a Bayesian optimization algorithm and taking limited ground observation data as constraints; and finally, fusing multi-source remote sensing data, solving a steady-state solution of the model pixel by pixel, and generating a high-precision soil organic carbon and microbial biomass carbon spatial distribution product. According to the method, high-precision, high-resolution and clear-mechanism soil carbon reserve estimation in a large-range region is realized, and a reliable technical tool is provided for regional carbon sink management and climate change research.

The invention relates to the technical field of forestry monitoring, in particular to a forestry carbon sink dynamic monitoring method and system based on multi-source image data, and the method comprises the steps: collecting multi-source data to form a multi-source data set; inverting vegetation biomass and carbon density, initial reserve of organic carbon in surface soil and annual input of litter; calculating the decomposition rate and residual quantity of the litter according to the meteorological data; based on the soil initial carbon reserve, the litter input quantity and the microbial respiratory capacity, calculating the soil carbon library variation; integrating the dynamic process of the carbon library, and calculating the vegetation carbon variation and the total carbon sequestration amount per month; repeating the steps S1 to S4 periodically, updating data and parameters, and outputting a periodic carbon sequestration amount; and accumulating data to generate an annual carbon sink dynamic curve and a spatial distribution map. The dynamic carbon sequestration process is completely reflected, and the deviation with the actual carbon sequestration capacity is eliminated.

The present invention relates to the technical field of soil function improvement, specifically a method for increasing carbon and expanding the capacity of paddy field soil based on biochar-based organic fertilizer. The method comprises: crushing the biomass raw material, pyrolyzing and cooling it to obtain biochar; immersing the biochar in a functional bacterial solution containing actinomycetes and bacillus for activation treatment to obtain modified biochar; mixing the modified biochar with decomposed straw for composting and fermentation to obtain organic fertilizers of different particle sizes; applying large-particle organic fertilizers to the deep soil, laying straw on the soil and covering it with soil, and applying small-particle organic fertilizers to the surface soil. The present application uses layered application to enable large-particle biochar to repair the deep soil structure and expand the carbon pool capacity. At the same time, the carbon-nitrogen synergistic metabolism driven by functional bacteria improves carbon stability, thereby achieving soil carbon increase and expansion while improving carbon sequestration efficiency, solving the contradiction between carbon sequestration and structural degradation and nutrient imbalance in traditional carbon increase and expansion technologies, and promoting the coordinated improvement of carbon sink function and agricultural productivity.

1. The name of the design product: carbon sink project data collection graphical user interface for electronic device. 2. The use of the design product: for electronic device. 3. The design points of the design product: the graphical user interface displayed on the electronic device. 4. The picture or photo that best indicates the design points: front view. 5. The use of the graphical user interface: for the collection and management of carbon sink project data. 6. The human-computer interaction mode of the graphical user interface: the front view defaults to the main interface of carbon sink project data collection, and the basic information page by default; after filling in the project information in the main view interface, click next to enter change state diagram 1, fill in the proof file explanation of applicable conditions in the interface of change state diagram 1, click next to enter change state diagram 2, fill in the proof explanation of additional argumentation in the interface of change state diagram 2, click next to enter change state diagram 3, fill in the carbon pool related data in the interface of change state diagram 3, click next to enter change state diagram 4, fill in the carbon emission source related data in the interface of change state diagram 4, click next to enter change state diagram 5. 7. Other circumstances that need to be explained: the "x" in each view represents variable text and / or numbers; the gray blocks in each view are content screens.

The invention discloses a green manure synergist for carbon sequestration and emission reduction in paddy fields and an application thereof, belonging to the technical field of paddy field green manure. The green manure synergist for carbon sequestration and emission reduction in paddy fields in the invention comprises the following raw materials by mass: 3-5 kg ​​of composite sepiolite, 0.2-0.5 kg of sodium 2-chloroethane sulfonate, 0.5-1 kg of solidified bacteria biochar, and 0.3-0.5 kg of goethite. The green manure synergist is prepared by mixing the composite sepiolite, sodium 2-chloroethane sulfonate, solidified bacteria biochar, and goethite in a certain proportion, sowing the composite sepiolite in the paddy field when the milk vetch is in full bloom, and turning the composite sepiolite into the soil together with the milk vetch. The solidified bacteria biochar, sodium 2-chloroethane sulfonate, the composite sepiolite, and the goethite act together to reduce the emission of greenhouse gases such as methane and nitrous oxide during the decomposition process of the milk vetch, improve the soil carbon sequestration efficiency of the milk vetch after returning the field to the soil, promote the expansion of the carbon pool, and achieve carbon sequestration and emission reduction in green manure paddy fields.

The invention relates to the technical field of carbon sequestration, and discloses an improvement method for improving the carbon sequestration capability of biochar, which comprises the following steps: S1, preparing a biochar matrix; s2, loading an MOF precursor; s3, gradient roasting-plasma activation coupling treatment; s4, grafting with a bio-based cross-linking agent; the invention not only provides an efficient and stable biochar carbon sequestration improvement technology, but also can provide a feasible solution for coping with climate change and promoting agricultural green development by increasing the soil carbon reservoir reserves and improving the soil structure, and has remarkable environmental protection value, economic value and social significance.

The invention belongs to the technical field of microbial agents for soil improvement, and particularly relates to application of a microbial agent for promoting carbon immobilization of a red soil rice field. The microbial inoculum is rhodococcus erythropolis or a synthetic microbial inoculum of rhodococcus erythropolis and pseudomonas aeruginosa, and after the rice seedlings are transplanted to red soil for 3 days, 25mL of suspension liquid of the related microbial inoculum is inoculated to the rhizosphere of each rice seedling. According to the application, the rhizosphere microenvironment is improved, input of plant photosynthetic carbon into soil is activated, meanwhile, the carbon utilization efficiency and conversion capacity of soil in-situ microbial communities are remarkably improved, accumulation of microbial source carbon is promoted, the molecular composition structure of soluble organic matter is remodeled, and finally formation and accumulation of a soil carbon library are promoted and stabilized.

The invention discloses a demand side resource and energy storage coordinated regulation and control method and system based on carbon index constraint. The method comprises the steps of collecting real-time load data, renewable energy output data and energy storage equipment state data of a regional power grid and a dynamic carbon emission intensity signal issued by a superior power grid; based on the dynamic carbon emission intensity signal, a load side carbon emission intensity spectrum with temporal-spatial resolution is generated through a source-load-storage full-link carbon flow tracking algorithm; according to the load side carbon emission intensity spectrum, a virtual carbon pool with the carbon cost as a weight factor is established, and a flexible load regulation and control priority sequence is generated; and in combination with the flexible load regulation priority sequence and the real-time charging and discharging boundary of the energy storage system, solving a multi-time-scale collaborative optimization model and generating a source-network-load-storage integrated regulation strategy by taking the condition that the carbon intensity of the system is not out of limit as a core constraint. According to the embodiment of the invention, fine metering and active regulation and control of load side carbon emission can be realized, and the response capability of the system to dynamic carbon constraint is improved.

The invention discloses a marine ranch fishery carbon sink metering device in the technical field of carbon sink metering, which comprises a traction rope and a sampling barrel, the top end of the sampling barrel is fixedly connected with a counterweight assembly, and the surface of the counterweight assembly is provided with a rotating assembly which is used for enabling the counterweight assembly and the sampling barrel to rotate through flowing of seawater when the sampling barrel vertically descends in the ocean; the top end of the counterweight assembly is detachably connected with the traction rope. The stability of the sampling barrel during descending is enhanced through the counterweight assembly, and meanwhile, the rotating assembly drives the counterweight assembly and the sampling barrel to rotate under the action of seawater flow, so that a stable effect similar to a gyroscope is formed, and the problem that the sampling barrel deviates from a vertical line due to ocean current impact and ship drift is effectively counteracted; sediment sampling is ensured to accurately correspond to a preset area, and more reliable sampling data is provided for quantitative accounting of a deposited carbon library in marine ranch fishery carbon sink measurement.