1279 results about "Social benefits" patented technology

The invention discloses a carbon emission prediction and optimization method, and the method comprises the steps: obtaining multi-source heterogeneous data including historical carbon emission data, meteorological data, economic indexes, energy consumption data, and Internet of Things sensor data, and constructing a three-dimensional feature matrix through employing an improved spatial-temporal feature extraction algorithm; based on a mixed architecture of a graph neural network GNN and a long and short term memory network LSTM, a prediction model is established in combination with an attention mechanism, and training is performed through an adaptive learning rate optimization algorithm; a prediction result is input into an improved NSGA-III algorithm, and three targets of total carbon emission, economic cost and social benefits are optimized at the same time; and establishing a feedback closed loop through reinforcement learning RL, and updating the model and the strategy on line according to real-time monitoring data. According to the method, multiple advanced technologies such as accurate data processing, dynamic prediction, multi-objective optimization and cross-domain collaboration are integrated, and a comprehensive and effective solution is provided for carbon emission management.

The invention provides an intelligent optimization method and system for tunnel smooth blasting blast holes in layered rock mass, and belongs to the technical field of tunnel engineering and blasting. The method comprises the steps of collecting stratified rock geological data, evaluating and extracting features, constructing a multi-objective optimization function, solving by an intelligent optimization algorithm, performing construction feedback and dynamic optimization and the like. The method comprises the following steps of: acquiring data by using various geological exploration equipment, performing evaluation processing on the data by using a support vector machine model, constructing an optimization function considering multiple indexes, solving an optimal blast hole parameter combination by combining a genetic algorithm and a particle swarm optimization algorithm, and finally feeding back a blasting effect to dynamically adjust an optimization scheme. According to the intelligent optimization method and system for the smooth blasting blast holes of the tunnel in the layered rock mass, the blasting effect can be improved, over-break and under-break and concrete consumption can be reduced, the construction cost can be reduced, the construction safety and efficiency can be enhanced, and remarkable economic and social benefits can be achieved for layered rock mass tunnel engineering construction.

The invention relates to the technical field of polypropylene plastics, in particular to a high-strength antibacterial polypropylene plastic and a preparation method thereof. The antibacterial polypropylene material comprises the following components in parts by weight: 60-80 parts of polypropylene resin, 5-15 parts of nano titanium dioxide and nano zinc oxide composite particles modified by a special organosilicon polymer, 3-8 parts of an antibacterial agent compounded by quaternary ammonium salt and bioactive peptide, 5-10 parts of a core-shell structure MBS toughening agent and 0.5-2 parts of a hindered phenol-thioether composite antioxidant. 1-3 parts of a calcium stearate processing aid; and 3-8 parts of dopamine modified chopped carbon fibers. The composite material is high in strength, tensile strength, bending strength and impact strength are remarkably improved, and larger external force can be borne; the antibacterial performance is excellent, and the antibacterial rate reaches 95%-99%; the preparation process is environment-friendly and efficient, and the product is good in stability and recoverable; product safety can be guaranteed, the service life is prolonged, and economic and social benefits are good.

The invention discloses an intelligent optimization method and system for territorial space planning based on a multi-objective evolutionary algorithm, and relates to the technical field of territorial space planning, and the method comprises the steps: collecting multi-source basic data needed by territorial space planning, and carrying out the optimization of the territorial space planning based on ecological environment bearing capacity and construction land development suitability indexes; constructing a nonlinear mapping model to quantitatively evaluate the development risk of each grid unit, constructing a multi-objective optimization model covering economic, ecological and social benefits by taking the area or quantity of each land type as a decision variable, and calculating the development risk of each grid unit in combination with the initial land utilization state and developable spatial data. The FLUS model is adopted to carry out simulation expansion on the urban development boundary, and the planning scale and the land use growth trend are responded in real time by dynamically adjusting the conversion rule in the simulation process. According to the method, the data integration accuracy and the model response flexibility are remarkably improved, the scientificity and the intelligent level of planning decision making are enhanced, and powerful technical support is provided for regional sustainable development.

The invention relates to the technical field of computer aided design and intelligent optimization, in particular to a sponge park multi-objective collaborative optimization design method based on an LID technology, and the method comprises the steps: building an LID facility parameterized database through collecting the multi-source data of geographic space, hydro meteorology and the like; a multi-objective collaborative optimization model covering hydrological, ecological, economic and social benefits is established, a mixed intelligent optimization algorithm composed of an improved NSGA-II algorithm and an enhanced particle swarm optimization algorithm is used for solving, and a Pareto optimal solution set is generated; screening a comprehensive optimal scheme by means of an SWMM and GIS coupling technology and an improved TOPSIS method; an Internet of Things monitoring network and a digital twinborn system are deployed, and self-adaptive dynamic optimization of a design scheme is realized according to triggering conditions such as runoff coefficient deviation and vegetation coverage rate change. The method breaks through the limitation of a traditional single target, remarkably improves the comprehensive benefits of the sponge park through multi-target cooperation, intelligent algorithm optimization and dynamic adjustment, and guarantees the long-term stable operation of the sponge park in a complex environment.

The invention belongs to the technical field of enzyme engineering, and discloses an MHETase-EstD9 mutant and an application of the MHETase-EstD9 mutant. The invention provides an MHETase-EstD9 mutant, the amino acid sequence of the MHETase-EstD9 mutant is shown as SEQ ID No.2, and on the basis of the mutant, the amino acid of the MHETase-EstD9 mutant is further mutated to design five MHETase-EstD9 mutants. At 70 DEG C, compared with wild type MHETase-EstD9, the BHET degradation activity of the MHETase-EstD9 mutant provided by the invention is improved by 15% or more, and the highest BHET degradation activity can be improved by 24 times; meanwhile, the thermal stability of the MHETase-EstD9 mutant is also improved to a certain extent, and the Tm value is maximally improved by 18.0 DEG C. The method can be applied to the fields of degradation of PET, MHET or BHET, preparation of degradation agents of PET and degradation products thereof, TPA recovery and the like, and has important environmental benefits, economic benefits and social benefits.

The present invention proposes an intermediate diaphragm-free, suspended formwork-free, and negative moment tooth block-free beam bridge, and a design method thereof. The beam bridge includes prefabricated main girders, a wet joint, lower structures, and pier cap transverse beams above the lower structures. The concrete deck slabs of adjacent prefabricated main girders are connected by the wet joint. The design method of the above beam bridge includes the following steps: S1, initial design of the main girders; S2, calculation of the non-uniform deflection of the main girders and the indirect transverse stress of the deck slabs; S3, calculation of the direct transverse stress of the deck slabs; S4, crack resistance verification of the deck slab; S5, optimization of bridge parameters to reduce the stress on the driving surface; S6, completion of the beam bridge design. The beam bridge and its design method effectively solve the problem that the existing intermediate diaphragm-free beam bridge is prone to longitudinal cracking at the joints, and realize the suspension tension without the wet joint suspended formwork of the deck slab and the negative bending moment tendon, and have better mechanical properties and better economic, environmental and social benefits, which can facilitate the promotion and application of such bridges in various types of highways , railways and municipal engineering.

The invention discloses an intelligent pet robot system and a control method thereof, multi-modal sensing and dynamic character updating are realized, the system comprises a multi-modal sensing module, a character model and dynamic updating module, a data processing and emotion recognition module, an interaction strategy generation and execution module and a data storage and communication module which are connected in sequence; according to the method, the naturalness and individuation of interaction can be enhanced, the character dynamic updating is realized, the emotional resonance and accompanying effect is improved, the application scene is wide, and good social benefits and market prospects are achieved.

The invention discloses a method for joint production of cyclohexylamine and dicyclohexylamine, which comprises the following steps: 1) feeding aniline tail gas of a nitrobenzene catalytic hydrogenation production device into a gas-liquid separator for gas-liquid separation to obtain aniline tail hydrogen and aniline condensate; 2) mixing aniline tail hydrogen and new hydrogen as a raw material A, and mixing defective aniline and fresh aniline in proportion as a raw material B; (3) feeding the vaporized raw material B and the vaporized raw material A into a fixed bed reactor according to a certain hydrogen-oil ratio, and carrying out hydrogenation reaction; a hydrogenation reaction product is subjected to heat exchange condensation and then enters a gas-liquid separator for gas-liquid separation, a gas phase serves as recycle hydrogen to be mixed with the raw material A, and a liquid phase is fed into a distillation device; and 4) carrying out primary distillation and rectification purification in sequence to obtain cyclohexylamine and dicyclohexylamine. According to the method, aniline tail gas resources and defective aniline are fully utilized, the three-waste treatment cost is reduced, product benefits can be improved, pollution to the environment can be reduced, and economic benefits and social benefits are remarkable.

The invention provides a Venturi cavitator based on a rotational flow-pore plate coupling effect, and relates to the technical field of fluid cavitation, the Venturi cavitator comprises an inlet section, a throat part and an expansion section of a Venturi tube body, and a hollow spiral flow deflector is arranged on the inner wall of the inlet section. The spiral flow deflectors enable peripheral fluid close to the inner side wall surface to generate high-speed rotation, a stable rotation effect is formed, and a local low-pressure area is induced in the expansion section, so that pressure recovery caused by cavitation burst is effectively counteracted, the cavitation period interval is shortened, and the continuity of the cavitation process is enhanced; the hollow flow channel reorganizes and accelerates the fluid in the central area, the flow velocity of the throat is effectively improved, and the cavitation intensity is improved. The device is compact in structure and easy to manufacture, can improve cavitation intensity and continuity at the same time, is widely applicable to multiple fields such as sewage degradation, sterilization and disinfection, industrial emulsification, oil-water mixing treatment and the like, and has good application prospects and economic and social benefits.

The invention relates to the technical field of magnetic material preparation and heat treatment, in particular to a heat treatment process window widening method for a high-magnetic-conductivity nanocrystalline strip, which comprises the following steps of: by gradient component design and pulsed magnetic field coupling heat treatment, enabling the initial magnetic conductivity of the strip to exceed 22,000 and widening the heat treatment temperature interval to 400-600 DEG C; the alloy comprises 73.5% of Fe, 1% of Cu, 3% of Nb, 13.5% of Si, 8.5% of B and 0.5% of Co, during heat treatment, the temperature is increased to 450 DEG C at the speed of 15 DEG C / min, a 0.8 T pulsed magnetic field is applied for heat preservation, then the temperature is increased to 550 DEG C for heat preservation, alpha-Fe (Si) nanocrystalline and Co-B amorphous interface phases are generated through crystallization, and Co is distributed in a solid solution mode. The method widens the heat treatment temperature interval, improves the initial magnetic conductivity of the strip, improves the toughness, meets automatic production, and reduces the cost by using the existing equipment; and the prepared strip is high in magnetic conductivity, good in stability, suitable for various scenes and good in economic benefit and social benefit.

The invention relates to the technical field, in particular to an ultralight foamed ceramic hollow sphere prepared from iron lepidolite tailings and a preparation method and application of the ultralight foamed ceramic hollow sphere. The foamed ceramic hollow sphere is prepared from the following raw materials: iron lepidolite tailings, silicon carbide, bentonite, sodium carbonate and potassium carbonate; in percentage by mass, the content of the iron lepidolite tailings is 90 to 96.4 percent; the content of the silicon carbide is 0.1-1%; the iron lepidolite tailings are prepared from the following components in percentage by mass: 77 to 80 percent of SiO2, 10 to 13 percent of Al2O3, 1.3 to 1.6 percent of Fe2O3 and 0.1 to 0.17 percent of Li2O. The ultralight foamed ceramic hollow sphere is prepared by using the iron lepidolite tailings, the silicon carbide, the bentonite, the sodium carbonate and the potassium carbonate as raw materials, can meet various market requirements of heat preservation, heat insulation, sound insulation, noise reduction and the like, and brings remarkable economic benefits and social benefits.

The invention discloses a strip mine blasting numerical simulation analysis method based on an RHT constitutive model, and the method comprises the following steps: S1, building a strip mine blasting model: building a three-dimensional model through ANSYS software according to the actual geological conditions and blasting design requirements of a strip mine, and determining the geometric dimension of the model, the arrangement of blast holes, and the parameters of a charging structure; s2, determining material parameters: performing sampling and physical and mechanical property testing on field rocks of the strip mine to obtain rock parameters, determining rock material parameters in combination with an RHT constitutive model, determining explosive material parameters according to types of explosives used on site, and determining parameters of other related materials such as air and filling materials. According to the method, the RHT constitutive model is adopted, so that the accuracy of numerical simulation is improved; a more reliable basis is provided for blasting engineering design; the method has obvious economic benefits and social benefits; and powerful technical support is provided for the development of the strip mine blasting technology.

The invention discloses a method for preparing 3003 alloy container aluminum foil from high-regeneration aluminum. The method comprises the specific steps of smelting, continuous casting and rolling, homogenizing annealing, cold foil rolling, finished product annealing and checking and packaging. During smelting, the secondary aluminum waste and the electrolytic aluminum liquid are used at the same time, the quality of the aluminum melt is guaranteed, and therefore the short-process technology that high-proportion secondary aluminum waste is used, and continuous casting and continuous rolling coils are directly produced through the electrolytic aluminum liquid is achieved; a continuous casting and rolling production process is adopted to directly use aluminum melt to produce an aluminum coil with the thickness of 3-5mm, so that 1-2 rolling passes can be directly reduced, energy is saved, consumption is reduced, the production cost is reduced, and obvious economic benefits and social benefits are achieved; compared with 25-30 hours of homogenizing annealing of cast-rolled blanks in the prior art, the time is shortened by 5 hours, the material production process flow can be simplified, the operation intensity of staff is relieved, the metal in-process time is saved, and the production cost is reduced.

The invention aims to provide a preparation method and application of an inhalation drug-loading ultrasonic driving nano motor, and can effectively solve the problems of preparation of the inhalation drug-loading ultrasonic driving nano motor and application of the inhalation drug-loading ultrasonic driving nano motor in preparation of drugs for treating IPF. Comprising the following steps: firstly preparing PLGA-PFD nanoparticles, then preparing PDA-PLGA-PFD nanoparticles, and finally preparing BNN6 / PDA-PLGA-PFD, namely the asymmetric nano motor BPPP with the ultrasonic responsiveness. The product disclosed by the invention is scientific and advanced in preparation method, good in product performance, high in atomization administration and IPF lung pathological barrier penetrating capability, high in medicine utilization rate, good in curative effect, simple and convenient to operate, wide in application prospect and huge in economic and social benefits.

An electric height-raising toilet seat lifting aid includes a toilet seat cover, a bottom plate is fixedly provided on the toilet seat, a lifting mechanism is installed between the bottom of the toilet seat cover and the bottom plate, and the lifting mechanism includes an electric push rod that can be telescopic, a first starting rod and a second starting rod, the electric push rod is installed at the bottom of the toilet seat cover, the rear end of the first starting rod is movably connected to the rear end of the electric push rod, the front end of the first starting rod is hinged to the front end of the bottom plate, the front end of the second starting rod is rotatably connected to the front end of the electric push rod, the rear end of the second starting rod is movably connected to the bottom plate, the middle part of the first starting rod is hinged to the middle part of the second starting rod, and the rear end of the first starting rod is connected to the toilet seat cover, when the electric push rod is telescopic, it drives the first starting rod and the second starting rod to rise and fall, and then drives the toilet seat cover to tilt and rise. The invention has a simple structure and is easy to operate, solves the problem of inconvenience in raising and sitting on the toilet for the elderly, pregnant women and people with mobility difficulties, and has great social benefits.

The invention discloses a fault prediction method and system for deviation rectification of a laser die cutting and winding all-in-one machine, and belongs to the technical field of intelligent manufacturing and industrial equipment fault prediction.The method comprises the steps that multi-dimensional sensor data of a deviation rectification mechanism is collected and preprocessed; a sequence variability coefficient is calculated through a sliding window, and a high-risk abnormal time period is screened in combination with a dynamic threshold value; an improved Transform prediction model is constructed to carry out offset trajectory prediction; fault judgment is carried out, and the model is deployed in edge computing equipment or a server to realize efficient prediction; according to the fault prediction method and system for deviation correction of the laser die cutting and winding all-in-one machine, prediction errors can be reduced, the early warning advance and accuracy can be improved, redundant calculation can be reduced, and the model efficiency can be improved to adapt to industrial deployment; potential fault recognition and early warning are achieved, the equipment fault rate and the shutdown risk are reduced, and remarkable economic and social benefits are achieved.

The invention belongs to the technical field of ceramic material preparation, and particularly relates to a process for preparing a high-compactness silicon carbide ceramic material based on a reaction sintering method, and the process comprises the steps of raw material preparation, material mixing, spray granulation, cold press molding, drying and glue discharging, mold filling, reaction sintering, demolding and grinding. The nano silicon carbide ceramic comprises the following raw materials in parts by weight: 88-92 parts of nano silicon carbide, 8-12 parts of a sintering aid, 2-4 parts of organic polyvinylpyrrolidone, 0.3-0.5 part of polycarboxylic acid and 0.2-0.3 part of a release agent. The sintering aid is a mixture of carbon black and graphite powder in a mass ratio of 3: 2. By optimizing the raw material ratio and the reaction sintering process and organically combining the raw material ratio and the reaction sintering process, the obtained silicon carbide ceramic material is good in compactness, high in toughness and bending resistance and excellent in overall performance, the reaction sintering process is low in energy consumption, the preparation cost is effectively reduced, and remarkable economic benefits and social benefits are achieved.

The invention discloses a system and a method for quickly dividing ecological system restoration requirements, belongs to the technical field of ecological system restoration, and remarkably improves the efficiency and the accuracy of ecological problem identification. By integrating satellite remote sensing, ground monitoring and historical data, key problem areas such as severe water and soil loss areas and vegetation degradation zones can be quickly locked, and restoration priorities are automatically divided. Traditional manual evaluation needs an analysis process of several months, the system can be completed in several days, subjective judgment errors are avoided, and the scientificity of degradation grade judgment and restoration scheme matching is ensured. Besides, the dynamic tracking module monitors the restoration effect in real time and adjusts engineering parameters in time, the problem of resource waste caused by traditional'one-time treatment 'is solved, the integrity of the ecological barrier is guaranteed through the multi-dimensional balance mechanism, development space is reserved for village revitalization, and bi-directional improvement of ecological benefits and economic and social benefits is truly achieved.

The invention relates to the technical field of plant tissue culture seedling raising, in particular to paenibacillus feed and application thereof in promoting cunninghamia lanceolata test-tube plantlet height growth. The feed paenibacillus paenibacillus SY0317 is preserved in the China General Microbiological Culture Collection Center (CGMCC), the preservation number is CGMCC NO: 20575, the preservation address is Institute of Microbiology, Chinese Academy of Sciences, No.3, No.1 Yard, Beichen West Road, Chaoyang District, Beijing, and the preservation time is August 31, 2020. The cunninghamia lanceolata test-tube plantlet cultured by adopting the strain has high growth speed, the growth amount is increased by more than 60%, the culture time of the cunninghamia lanceolata tissue culture plantlet is shortened, large-scale production of the cunninghamia lanceolata tissue culture plantlet can be realized, and the strain has remarkable economic and social benefits.

The invention is suitable for the technical field of power market intelligent management, and provides a multi-level power market user file dynamic collaborative management method and system, and the method comprises the steps: obtaining user information and historical power consumption data, extracting power consumption features, and constructing a multi-dimensional user portrait, thereby achieving the refined classification of household, commercial and industrial users; combining a cosine similarity algorithm to analyze a power utilization dependency relationship of different levels of users, and establishing a dynamic power utilization mode model library; and predicting the power demand based on the user behavior change and hierarchical relevance, and optimizing a hierarchical power supply strategy in real time. The system comprises an electricity utilization information acquisition module, an association analysis module, a demand prediction module and a strategy making module. According to the method, the problems of extensive user hierarchy division and insufficient dynamic coordination in the prior art are solved, the power demand prediction precision and the power supply strategy flexibility are improved, efficient configuration of resources and stable operation of a power grid are realized, and remarkable economic benefits and social benefits are achieved.

The invention provides a water resource optimization scheduling method and system, computer equipment and a storage medium, and belongs to the field of water resource optimization scheduling, and the method comprises the steps: obtaining the local water supply amount, the department water demand amount and the water demand interval of each water receiving area; under the common constraint of the three parameters, the calculated economic output corresponding to the water resource input, the ecological service value of the water area, the water satisfaction quantitative result and the carbon emission in the water transfer process are used as optimization indexes, and the monthly scale is used as a time unit; according to an optimization result, a monthly water resource scheduling scheme is generated through iteration in sequence, and an annual water resource scheduling scheme is formed through integration; and determining a scheduling scheme with the optimal comprehensive benefit from the annual water resource scheduling schemes as a final water resource scheduling scheme. According to the method, the ecological benefit and social benefit of water transfer in the water transfer system can be coordinated, the ecological service value of a water area is remarkably improved and the carbon emission is reduced while the water demand of a water receiving area is ensured, and the comprehensive optimization of water resource scheduling is realized.

The invention relates to the technical field of preparation of new materials for coal mine tunnel construction, in particular to a mining ultrahigh-strength sprayed concrete active admixture and a preparation method of the mining ultrahigh-strength sprayed concrete active admixture. The prepared UHPC has excellent jet constructability, rapid hardening performance and long-term durability, realizes nearby high-valued utilization of coal mine solid waste, solves the problems of low strength, high rebound rate and long maintenance period of a traditional roadway spraying material, can replace traditional guniting concrete to be used for rapid support construction and repair of a coal mine roadway, and has a wide application prospect. And the method has remarkable technical economic benefits and social benefits.

The invention relates to a modular construction platform impact holing super-long in-water pile foundation and a construction method thereof. According to the system, through modular design, the construction platform is decomposed into a plurality of modules which can be independently manufactured, transported and installed, and the flexibility and adaptability of construction are improved. By adopting the multi-point joint control technology of the shaped double-layer profile steel guide frame and the jack, the accurate sinking of the steel casing is realized, and the construction efficiency and precision are improved. The steel box-launder efficient circulating slurry system ensures cyclic utilization and real-time adjustment of slurry, and guarantees safety and stability of drilling operation. The construction method comprises the steps of steel trestle construction, modular temporary platform building, steel casing installation, ultra-long underwater pile foundation impact hole forming modular construction platform construction, slurry system construction, pile foundation hole forming construction and the like. The construction problem under the complex coastal environment is effectively solved, and remarkable technical economic and social benefits are achieved.

The invention relates to the technical field of sewage treatment, in particular to a multi-objective-based sewage plant construction parameter calculation method and device, electronic equipment and a storage medium, and the method comprises the steps: defining a plurality of objective functions including economic cost minimization, pollutant discharge minimization, social benefit maximization and ecological environment influence minimization, and constraint conditions are set. According to the method, a multi-target model covering economic cost, pollutant discharge, social benefit and ecological environment is constructed, an improved NSGA-II algorithm is adopted for solving, and multiple groups of Pareto optimal solution sets are generated in combination with rapid non-dominated sorting, crowding degree distance calculation and an elitist retention strategy, so that the optimal solution set is obtained. Therefore, a decision maker is supported to flexibly compare and select according to policy adjustment or budget requirements, scientization and high efficiency of sewage treatment planning are realized, and resource allocation accuracy and long-term sustainability are effectively improved.

The utility model relates to a stainless steel composite stirring shaft supporting device, which can effectively solve the problems of rigidity of a stirring shaft of a stirrer in chemical production, prolonging the service life and ensuring the stirring effect, and comprises stainless steel sleeves, a carbon steel pipe and a supporting frame, the supporting frame is a frame formed by connecting a transverse support and a longitudinal support, the corresponding end of the transverse support is welded with the corresponding end of the stainless steel sleeve and the carbon steel pipe through soldering tin (welding spots), and the upper end and the lower end of the longitudinal support are symmetrically provided with mounting holes used for mounting stirring blades. The supporting device is novel and unique in structure, easy to produce and manufacture and convenient to install and use, can be effectively used for supporting the stainless steel composite stirring shaft, ensures the rigidity and the using effect of the stirring shaft, prolongs the service life of the stirring shaft, and has remarkable economic and social benefits.

The invention provides an automatic adjusting method and system for a workshop conveyor, and relates to the technical field of workshop conveyors. The method comprises the following steps: collecting multi-dimensional data of a workshop conveyor in real time; performing feature extraction; the operation state of the workshop conveyor is evaluated in real time, and preliminary operation data adjustment is carried out; constructing an incidence relation network of the multi-dimensional data; establishing a multi-objective optimization model, and solving an optimal adjustment strategy; and converting the optimal adjustment strategy into a control instruction, and adjusting the operation data. Through intelligent data analysis and accurate parameter adjustment, the operation stability and the conveying efficiency are improved, energy consumption and equipment abrasion are reduced, high adaptability and flexibility are achieved, and remarkable economic benefits and social benefits are brought to modern industrial production.

The invention discloses an intelligent and accurate regulation and control multi-method collaborative fracturing intensified gas extraction method and system, and the method achieves the dynamic and accurate adjustment of parameters such as borehole arrangement, hydraulic fracturing strength and ultrasonic frequency through an intelligent regulation and control algorithm based on monitoring geological parameter feedback and a parameter self-adaptive adjustment technology. The optimal gas extraction scheme can be implemented according to different coal seam geological conditions, and the accuracy and efficiency of gas extraction are remarkably improved. The coal seam anti-reflection method is simple in construction process and easy and convenient to operate, the defects of a single anti-reflection technology can be effectively overcome, the advantages and disadvantages of anti-reflection measures are complementary, the coal seam anti-reflection effect is effectively improved, efficient mining and utilization of gas resources are achieved, safe and efficient production of a mine is powerfully guaranteed, and remarkable economic benefits and social benefits are achieved.

The invention relates to the technical field of mine filling materials, in particular to a plant fiber modified and reinforced ardealite-based mine filling material and a preparation method thereof, reselection tailings, flotation tailings and ardealite are used as main raw materials for preparing the filling material, the comprehensive utilization rate of phosphorite byproducts is increased, and the utilization rate of the phosphorite byproducts is increased. And the mechanical property and durability of the filling material are improved by adding plant fibers. The plant fibers and the ardealite have good compatibility and synergistic effect, so that the compressive strength, the tensile strength and the toughness of the filling body can be effectively improved. The filling material disclosed by the invention has better environmental friendliness, can utilize the ardealite solid waste, can consume the crop waste, reduces the pollution of the crop waste to the environment, can effectively reduce the mine filling cost, and has remarkable economic and social benefits.

The invention relates to the field of decision support, in particular to a geographic information decision support method for territorial space planning. The method comprises the steps that the boundary of a planning area is determined, and the planning area is divided into grid units; multi-source geographic data are collected and subjected to standardization processing, normalized multi-source geographic data are obtained, and the basic ecological bearing capacity of the grid units is calculated; an ecological collaborative network is constructed, the basic ecological bearing capacity of the grid units is dynamically adjusted, and dynamic ecological bearing capacity is generated; and based on the dynamic ecological bearing capacity and the normalized multi-source geographic data, allocating partition types for the grid units. The problem that a traditional method neglects the comprehensive influence of different ecological factors on the bearing capacity of the grid unit is solved; the synergistic effect between the grid units is often neglected, and optimization is usually not carried out in a framework limited by ecological bearing capacity; and only single ecological benefit or economic benefit is considered, and comprehensive evaluation of ecological, economic and social benefits cannot be carried out.