71results about How to "To achieve coordinated development" patented technology

The invention relates to a poly-generation technique for using coal gas and coke oven gas as raw materials. The poly-generation technique comprises the following steps of: carrying out mixing on part of H2 prepared by purified water gas and coke oven gas through pressure swing adsorption and tail gas obtained by Fischer-Tropsch synthesis, carrying out Fischer-Tropsch synthesis and obtaining hydrocarbon mixture and tail gas. The CO2 separated from tail gas separate by first pressure swing adsorption enters a urea synthesis unit for reaction, the CO and the hydrogen respectively obtained by separation of second pressure swing adsorption and third pressure swing adsorption of the residual tail gas are circulated back to a Fischer-Tropsch synthesis unit for reaction; and the residual gases can be used for generating power or obtaining SNG by secondary condensation. The coke oven gas enters pressure swing adsorption after being purified and desulphurized so as to separate H2; wherein one part of H2 is used as supplementation of H2 needed by Fischer-Tropsch synthesis and the other part of H2 is mixed with N2 for ammonia synthesis so as to obtain synthetic ammonia; and the synthetic ammonia is mixed with CO2 obtained by the first condensation and CO2 separated from the Fischer-Tropsch synthesis for urea synthesis so as to obtain urea. The CO2 separated from the first condensation of desorption gas by pressure swing adsorption of the coke oven gas is used for urea synthesis; and the residual gases is treated by the second condensation to obtain SNG and mixed gas of CO and N2. The invention has no emission of greenhouse gases, uses richness in carbon and deficiency in hydrogen of the coal gas and the richness in hydrogen and deficiency in carbon of the coke oven gas to carry out complementation, realizes modulation of product structure by Fischer-Tropsch synthesis and improves the economical efficiency of the process of Fischer-Tropsch synthesis.

The invention concerns the repairing dose to repair the soil polluted by heavy metal, which belongs to the technique field of repairing soil polluted by heavy metal. The repairing dose mainly includes: Na unit soil, haibao stone, stick stone, coal powder and microorganism germ root. Every composition' rate by weight is: Na unit soil15--40%, haipao stone 10--50%, stick stone 10--30%, coal powder 5--30%, microorganism germ root 0--40%. The repairing dose in the invention has the advantages of low cost of material, simple working equipment, good effect and no second pollution.

Provided is a heavy metal pollution soil repairing agent using excess activated sludge as the rawmaterial, a method of extraction and a method for repairing the heavy metal pollution soil, which relates to a heavy metal pollution soil repairing agent and a method thereof and a method for repairing the heavy metal pollution soil, and solves the problems of high cost, easily secondary pollution and complex operation existing in the repair of the heavy metal pollution soil. The heavy metal pollution soil repairing agent is composed of amylose, protein, nucleic acid, phosphoric acid, amino acid, humic acid compound, uronic acid and the organic substance required for cell lifecycle. The method for distilling the heavy metal pollution soil repairing agent is as follows: the wastewater treatment excess activated sludge reacts under the condition of 80-120 KPa and 60-100 DEG for 8-20 minutes; then centrifuges for 8-20 min at the rotating speed of 5000-7000r/min. The invention adopts the home position repairing or the heterotopia repairing to repair the heavy metal pollution. The invention has low cost and no secondary pollution, simple operation, short repairing period, strong activity and wide range of application.

The invention discloses an automobile electric control composite steering system and a multi-objective optimization method thereof. The electric control composite steering system comprises an engine control unit (ECU), a mechanical drive module, an electrically controlled hydraulic power module and an electric power-assisted module. The mechanical drive module comprises a steering wheel, a steering column, a recirculating ball-type steering gear, a steering tie rod and the like; the electrically controlled hydraulic power module comprises a hydraulic tank, a hydraulic pump, a driving motor for the hydraulic pump and a rotary valve and the like; the electric power-assisted module comprises an arc-shaped linear electric motor and the like. According to the driver's preferences, road conditions, vehicle speed, steering angle and rotation speed and the like, the participation mode of the electric power-assisted of the composite steering system is determined. The motor of steering feeling, steering sensitivity and steering power consumption are taken as optimization targets and the steering range is selected as a constraint condition; the important parameters of the composite steering system are optimized through the new multi-objective optimization method and the comprehensive performance of the composite steering system is improved.

The invention discloses a metal mining area contaminated soil remediation agent capable of improving plant growth. The remediation agent is prepared from the following six ingredients of mineral humic acid, attapulgite, coal ash, polyglutamic acid, ground phosphate rock and microorganism organic fertilizer. When the remediation agent is utilized to process contaminated soil, the remediation agent and the mining area contaminated soil are fully mixed according to the weight ratio of (1 to 2) : 1000, then appropriate water is added to wet, and plants are cultivated after the remediation agent and the mining area contaminated soil are fully mixed. The soil remediation agent can fix heavy metal ions in soil through heavy metal adsorption property of the mining humic acid, the attapulgite and the coal ash and a chelating effect of the polyglutamic acid and can prevent the heavy metal ions from migrating through leaching and runoff. On one hand, the humic acid, the ground phosphate rock and the microorganism organic fertilizer are utilized to regulate absorption of plants to soil heavy metal to improve moisture and fertilizer retention property of soil. According to the metal mining area contaminated soil remediation agent disclosed by the invention, a lot of mineral materials are chosen and matched, so that product cost is low; the metal mining area contaminated soil remediation agent can improve survival, growth and development of mining area plants in a dry condition and especially is suitable for quick greening and restoring engineering of high-concentration heavy metal polluted soil with an obvious toxic effect on plants.

The invention discloses a C30 self-compaction microexpanded concrete-filled steel tube and belongs to the field of building materials. The C30 self-compaction microexpanded concrete-filled steel tube is prepared by taking cement, coal ash, composite expansion agents, gravel, river sand, tackifying plasticity-maintaining ultra-dispersed additive, internal maintaining materials, micro-grade modified degreasing cotton cellulose and water as raw materials. The number of binding materials adopted in the C30 self-compaction microexpanded concrete-filled steel tube is small, and the C30 self-compaction microexpanded concrete-filled steel tube has the advantages of being good in self-compaction performance, low in gas content and high in durability, being slightly expanded and the like, is suitable for compact pouring of intensely reinforced large-pipe-diameter thin-wall steel tube concrete-filled steel tube underwater piles with complex shapes and a small section size, string tube pumping pouring of upper and lower concrete-filled steel tubes of concrete-filled steel tube truss bridges and high-throwing vibration-free pouring of concrete-filled steel tube pier studs. The problem of disengaging of the concrete-filled steel tube can be effectively solved, and wide application prospects are achieved.

The invention discloses a method for breeding local chicken based on mountain land. The method is used for describing the stocking group size of the local chicken on mountain land, the stocking density, the barn feeding density, the barn feeding age in days, the stocking age in days and the slaughter age in days; each stocking group includes about 500 chicken; the density in the henhouse is planned as 8 chicken per square meter; the management for henhouse building, supplementary food, epidemic prevention, egg collection, rotation grazing, and the like, is more proper and economical; the stocking density in the mountain land is controlled within 80 chicken per mu; the action radius of the chicken is mediate; the chicken can more effectively find and eat pasture and insects; the furious fighting caused by excessive density can be avoided; the ecological balance can be kept; the livestock and forest complementation can be realized; the chicken is strong while the forest is flourishing; the harmonious development and sustainable development of the forestry herd or grass herd can be realized.

The invention belongs to the field of refractory matters for ferrous metallurgy and in particular relates to an Al2O3-SiC-C refractory brick for a torpedo ladle produced by utilizing a waste Al2O3-C material and a preparation method of the Al2O3-SiC-C refractory brick. The Al2O3-SiC-C refractory brick comprises the following raw materials in percentage by weight: 10-40% of special grade bauxite clinker particles with the particle size of 3-5mm, 10-30% of special grade bauxite clinker particles with the particle size of 1-3mm, 5-20% of alundum particles with the particle size of 0.088-1mm, 5-20% of corundum fine powder with the particle size of less than 0.088mm, 2-8% of silicon carbon particulates with the particle size of 0.088-1mm, 2-8% of silicon carbon fine powder with the particle size of less than 0.088mm, 10-25% of waste Al2O3-C material fine powder with the particle size of less than 0.088mm, 5-15% of alumina micro powder with the particle size of less than 0.088mm, 3-10% of binding clay fine powder with the particle size of less than 0.088mm, 1-10% of crystalline flake graphite powder with the particle size of less than 0.088mm, 0.5-5% of asphalt powder with the particle size of less than 0.088mm, and 4-8% of additional phenolic resin.

The invention discloses an ecological and geological environment type dividing method based on coal resource exploitation, belongs to the field of ecological and geological environment protection, andsolves a problem that the different ecological and geological environments of the land surface in an exploited region are not combined and considered in the prior art before the exploitation of coals. According to the invention, an FDAHP (Fuzzy Delphi Analytic Hierarchy Process) and a weighted fuzzy C-man clustering method are combined on the basis of the investigation of the ecological, hydrological and geological data of the region, so as to judge different ecological and geological environment types. According to the conventional ecological, hydrological and geological data, the method canachieve the quick and effective dividing of different ecological, hydrological and geological environment types, determines the ecological and geological features and the sensitivity of coal resourceexploitation activities, provides the scientific basis for the protection of the valuable latent water resources in similar arid and semi-arid regions and the implementation of the exploitation and utilization of the coal resources through a proper coal exploitation method while a fragile ecological environment is maintained, and is of great significance of water-preserved mining in northwest regions with the fragile ecological environments.

The invention provides an enterprise management platform system based on sharing win-win. The enterprise management platform system comprises a cloud service management platform, a data sharing exchange platform and a basic function support platform. The cloud service management platform comprises a cloud service access module, a cloud service charging module and a cloud computing management module; the data sharing exchange platform is used for realizing data exchange and sharing through service requests and calls of Web services; and the basic function support platform is used for providingtechnical support for government affair service portals. The platform depends on a student management platform of a business college, aims to build an enterprise collaborative development service platform, and realizes resource sharing and mutual benefit and win-win between enterprises by taking a project as a link and multiple cooperation modes.

The invention relates to a coal-bed gas extraction effect dynamic evaluation method. Through theories and techniques such as coal-bed extraction gas flow theory, extraction goal attainment judgment, monitoring, mathematical inversion and underground gas parameter determination, extraction effect valuation, extraction effect real-time evaluation and extraction effect actual measurement verification are respectively implemented to the coal-bed gas extraction effect respectively at three stages, i.e., before extraction, during extraction and at the late stage of extraction, the unbalance of extraction-digging-mining operation due to a tense or insufficient coal-bed gas pre-extraction period can be effectively avoided, the coal-bed gas extraction effect dynamic evaluation method can effectively guide a coal mine to implement gas extraction fine management, the effects of synchronous planning of coal-bed gas extraction and mining operation, advanced designing and advanced extraction can be realized, and the overall planning and the coordinated development of gas and coal can be realized.

The invention discloses a method for site selection of a land consolidation project based on ant colony optimization algorithm. The method comprises the steps of integrating spatial information data of land utilization and nature and social economy attribute data to form a set of space units for site selection of the land consolidation project; establishing an objective function for maximum added cultivated land potential, an objective function for highest land consolidation suitability and an objective function for continuous space concentrated areas, determining an implementation scale and an added cultivated land ratio as constraint conditions, and constructing an implementation scale constraint condition expression and an added cultivated land ratio constraint condition expression; constructing a model for site selection of the land consolidation project based on ant colony optimization algorithm, establishing a mapping relation between a solving problem and an artificial ant colony, and solving space layout of the land consolidation project; adjusting and optimizing the space layout of the land consolidation project to produce a conceptual drawing for site selection of the land consolidation project. The invention can better coordinate three conflicting optimization goals and can obviously optimize the space layout of the project and improve the social and ecological benefits on the basis of ensuring the economic benefit of the land consolidation.

The invention relates to a river surface garbage real-time detection method and device based on an unmanned ship and a storage medium. The method comprises the following steps: acquiring a river surface real-time video image; performing garbage target detection on the video image by adopting a pre-trained garbage recognition model to obtain the type of garbage and the position information of the garbage; and based on the type of the garbage and the position information of the garbage, determining the garbage distribution condition of the river surface so as to indicate the unmanned ship to salvage the garbage. The problems that current river surface garbage recognition is poor in real-time performance and the position and the type of garbage cannot be accurately recognized can be solved.

The invention discloses a method for preparing a slow/controlled release fertilizer by using urea coated with diatomite. The method comprises the steps as follows: 1), firstly, the diatomite is placed into a drying oven for drying, screened by a standard sampling sieve with the size of 200-500 meshes and sealed for standby use; 2), PVA (polyvinyl alcohol) with different mass is weighed and heated, so that the PVA is dissolved in water, then a certain amount of PVAc (polymer vinyl acetate) is added, and the mixture is cooled and prepared into a mixed binding agent according to a constant volume; and 3), screened urea particles are poured into a sugarcoating machine, a certain amount of diatomite powder is added until the a uniform layer of a binding liquid is formed on the surfaces of the urea particles, and rolling pelleting is performed for about 4-8 hours until a compact packaging layer is formed on the surfaces of fertilizer particles; and the processes are repeated for 3-6 times, so that the urea coated with the diatomite is obtained. According to the method, the processes and the steps are simple and feasible, expense equipment and tough production conditions are not required, the utilization rate of the urea is greatly improved, the cost is reduced, and the fertilizer is applicable to field crops.

The invention relates to the technical field of aquaculture discharged water recycling, in particular to a fish, prawn, algae, abalone and sea cucumber circulating water ecological comprehensive breeding system. The system comprises a fish breeding pond, a prawn breeding pond, an ecological filtering pond, an algae, abalone and sea cucumber ecological breeding garden, a primary composite verticalflow artificial wetland, a secondary deep treatment composite vertical flow artificial wetland and a reservoir. The fish breeding pond and the prawn breeding pond are connected in parallel; breeding discharged water flows into the ecological filtering pond to be primarily purified, then sequentially flows through all stages of purification tanks so that residual bait and excrement generated by aquaculture can be effectively filtered away and dissolved nitrogen, phosphorus nutrients and organic matter in a water body can be deeply purified, and then the discharged water is circulated to the breeding ponds after being disinfected, sterilized and subjected to oxygen increase. By means of the step-by-step purification modules, the pollutant purification efficiency in the water body is improved, and fully-closed recycling of the aquaculture water body is achieved; meanwhile, plants planted by the purification modules and aquatic organisms bred by the purification modules have remarkable ecological benefits and economic benefits.

The invention discloses a dynamic allocation method and device for an AGC unit based on a regional power grid active power gap. The method comprises the steps: monitoring whether the regional power grid has a fault or not; calculating an overall active power vacancy value, an overall active power change rate and an emergency active power change rate in a network in real time; and adding or quitting allocation on the AGC unit according to the rate gap if the emergency active power change rate is higher than or lower than an existing overall active power change rate in the network. The AGC unitis deployed according to the real-time active power change rate of a power grid, thereby guaranteeing the average value, zero crossing and other indexes of the power grid area control deviation withinthe specified time. The number of AGC units in the period is controlled when the power grid fluctuation is small, thereby reducing the frequency fluctuation of a power grid system, avoiding invalid actions of the units, and achieving coordinated development of a power grid source.

The invention discloses a power system operation dispatching method considering atmospheric environmental quality constraints. The Gauss plume model is used for establishing a coal-fired pollutant diffusion model suitable for power generation dispatch in the power system, used for describing the temporal and spatial distribution of coal-fired pollutant diffusion concentration. In order to meet therequirements of concentration limits for different pollutant items in national environmental air quality standards, the invention provides the atmospheric environmental quality constraints based on the coal-fired pollutant concentration, and then constructs the power system operation dispatching method considering the atmospheric environmental quality constraints. The invention can effectively improve the atmospheric environmental pollution caused by power supply, thereby realizing the coordinated development of power energy and ecological environment.

The invention relates to a geochemical petrography assessment method of cesium-rubidium associated mine. The method comprises the following steps: (1) performing field structure petrography reconnaissance and investigation; (2) delineating a favorable mineralization area; (3) ore-containing petrofacies division; (4) combing exploration engineering distribution condition; (5) collecting a sample and specimen for geochemical petrography research; (6) developing petrography geochemical research; (7) determining occurrence states and geochemical parameters of the main industrial component and theassociated industrial component; and (8) developing the geochemical petrography research. The method disclosed by the invention not only can be extensively applied to a mineralization halation mechanism for explaining a mineral deposit and the genesis of the mineral deposit, but also can be used for explaining the geochemical ecological effect relation of the mine exploitation, thereby realizing aharmonious development relation among the ecology, the environment and the resource from a source, and the method can be extensively applied to the technical field of the mineral exploration, resource ecologic environment and the mine development resource comprehensive utilization.

The invention aims to provide a preparation method of potassium carbonate chemically-activated low-order carbon source-based porous carbon, which has the advantages of developed pores, relatively highgraphitization degree, simple preparation process and obvious graphitization structure, and can be applied to the field of electrochemical energy storage such as electrode materials of electric double-layer supercapacitors. The preparation method of the potassium carbonate chemically-activated low-order carbon source-based porous carbon comprises the following steps: a low-order carbon source isprocessed into powder, and drying is conducted; 2-5 parts by weight of potassium carbonate is dissolved in water, a potassium carbonate solution is obtained, then 1 part by weight of the powdery low-order carbon source obtained in the step A is added into the potassium carbonate solution, and the potassium carbonate solution mixed with the powdery low-order carbon source is placed in a stirrer tobe stirred evenly, and a mixture is obtained. The mixture obtained in the step B is placed in an atmosphere furnace filled with nitrogen or argon, heating is conducted by the atmosphere furnace at a rate of 3-20 DEG C/min, and the atmosphere furnace heats to 900-1300 DEG C.

The invention discloses a service data processing method and a service data processing device, and belongs to the technical field of electronic commerce information processing. The service data processing method comprises the steps of obtaining an operation request of a user, wherein the operation request comprises a to-be-purchased commodity identifier and a to-be-valuated commodity identifier ofthe user; according to the operation request, obtaining a preliminary estimated value of the user, wherein the preliminary estimated value comprises to-be-purchased commodity information of the to-be-purchased commodity and a to-be-estimated commodity; obtaining a credit rating result of the user; according to the credit rating result and the preliminary estimated value, calculating to obtain a to-be-purchased amount and a to-be-returned amount; and determining a to-be-paid amount of the to-be-purchased commodity according to the to-be-purchased commodity information and the to-be-purchased amount of money, and returning the to-be-paid amount of money to the user. According to the invention, the technical problems of split recovery and new purchase process, low service efficiency and userexperience need to be improved in the conventional old-to-new service mode are solved.

The invention discloses a ceramic product waste reusing technology. The ceramic product waste reusing technology is characterized in that by the technology, ceramic product wastes are reused to prepare pavement bricks, and the technology mainly comprises the following steps: (1) cleaning ceramic product waste fragments with alcohol, then cleaning with clear water, and then drying in a driving oven at the constant temperature of 100 DEG C for subsequent use; (2) crushing the ceramic product wastes by using a crusher; (3) mixing additives which comprise cement, aluminium oxide, quartz, a defoamer and glass fibers; (4) placing in a dry pressing grinding tool and carrying out compaction molding; and (5) sintering in a high-temperature sintering furnace. By the ceramic product waste reusing technology, the ceramic wastes can be recycled, recycling of the ceramic wastes is an important link of protection of ecological balance, the target of harmonious development of economy and environment can be achieved, and therefore, the ceramic product waste reusing technology has far-reaching social meaning and economic value on promotion of green production and sustainable development of the ceramic industry of China.

The invention relates to an innovation and entrepreneurship investment and fusion joint network platform based on a block chain technology, and the platform employs a block chain technology bottom layer logic building module, a registration and login module, a big data module, a personal blog file module, a college student society-oriented module, an innovation and entrepreneurship module, a real cloud module, and a digital asset and digital currency module. According to the invention, the interpersonal relationship, the project, the fund support and the product service are linked together through a value network platform, and the most appropriate resource matching is found for innovation and entrepreneurship in the shortest time; digital labor is used as credit endorsement and risk mortgage, and each worker participating in the platform can issue labor currency, innovation currency and entrepreneurship currency to obtain fund support of innovation and entrepreneurship; all work and work scenes in reality are virtualized on a network platform, cross-region, cross-time, cross-industry and cross-boundary fusion cooperation is achieved, and effective cooperation among large-scale crowds is achieved.