25results about How to "Solve the reuse problem" patented technology

The invention discloses an eMBB and URLLC service resource allocation method and system based on deep reinforcement learning. The method comprises the following steps: step 1, establishing a Markov decision process of eMBB and URLLC resource allocation; 2, initializing parameters; step 3, reinforcement learning training is carried out; 4, updating the evaluation neural network and the target neural network; and step 5, outputting an eMBB / URLLC service resource allocation result obtained through target neural network optimization. According to the technical scheme, the multiplexing problem of the eMBB and the URLLC in the 5G network can be better solved, the strict time delay and high reliability requirements of the URLLC service are met, meanwhile, the data transmission rate of the eMBB service is maximized, and therefore efficient transmission of the service and reasonable allocation of resources are achieved.

The invention relates to the technical field of construction waste recycling and heavy metal pollution control, in particular to carbonized regenerated aerated concrete as well as a preparation method and application thereof, and the preparation method comprises the following steps: crushing and grinding waste aerated concrete to obtain waste aerated concrete regenerated particles; carbonizing the waste aerated concrete regenerated particles to obtain carbonized regenerated aerated concrete; during carbonization, the waste aerated concrete regenerated particles are subjected to a carbonization reaction to form nano calcium carbonate and a three-dimensional porous structure amorphous silica gel carbonization product. The preparation method of the carbonized regenerated aerated concrete not only provides a new way for improving the structural performance of the waste aerated concrete, but also indicates that the carbonized regenerated aerated concrete possibly shows excellent adsorption performance in the aspect of heavy metal removal; in addition, the ecological environment problem of high emission of carbon dioxide greenhouse gas is solved to a certain extent, and the problem of recycling of waste aerated concrete construction waste is solved.

The present application belongs to the technical field of glass fiber sizing agent, and particularly relates to an anti-creep glass fiber sizing agent and a preparation method thereof. The anti-creep glass fiber sizing agent comprises effective components and water, and the solid content of the anti-creep glass fiber sizing agent is 3-12%. The effective components comprise the following components according to weight percentage: maleic anhydride modified long-chain branched polyolefin wax 65.5-86.9 wt.%, coupling agent 5-10 wt.%, nucleating agent 1-8 wt.%, physical cross-linking component 5-12 wt.%, initiator 0.1-0.5 wt.%, and surfactant 2-4 wt.%. The present application can effectively solve the problem of insufficient anti-creep ability of the glass fiber reinforced polypropylene material in the prior art, and at the same time, the material has good mechanical properties and fatigue resistance, which plays an important role in improving the long-term dimensional stability of the polypropylene material.

This invention provides a multi-scale corn stalk cellulose-reinforced cementitious material and its preparation method. The multi-scale corn stalk cellulose-reinforced cementitious material comprises multi-scale corn stalk cellulose and cement. The multi-scale corn stalk cellulose has both micron-fiber and nanofiber structures. The micron-fibers have a diameter of 1-5 μm and a length of 500-3000 μm, and the nanofiber structures are mainly distributed on the surface of the micron-fiber structures, with a diameter of 1-5 nm and a length of 100-2000 nm. The multi-scale corn stalk cellulose-reinforced cementitious material provided by this application exhibits higher flexural and compressive strengths (10-30% increase) than the control group cement, and has broad application prospects in the field of construction engineering.

The utility model relates to a kind of integrated waste exhaust rail vehicle air conditioning unit, including shell, evaporative cavity and condensing cavity are in the shell, condenser is installed in the condensing cavity, total heat exchanger is installed in the evaporative cavity, fresh air inlet and waste exhaust inlet are provided on the shell of the evaporative cavity, condensing air outlet is provided on the shell of the condensing cavity, fresh air and waste exhaust respectively pass through the total heat exchanger and carry out heat exchange in total heat exchanger, waste exhaust passage for guiding waste exhaust after heat exchange with fresh air to condenser air inlet side is provided in the condensing cavity, waste exhaust fan is installed in the waste exhaust passage, waste exhaust is discharged by condensing air outlet after secondary heat exchange with condenser.The utility model can make the cold energy and heat in waste exhaust be fully recycled, effectively avoid that cold energy / heat in car is lost in large quantities, improve air conditioning energy efficiency.

The utility model provides a powder cylinder and an image forming device, the powder cylinder comprises a powder cylinder body, a driving joint, a driven joint and a locking assembly, the powder cylinder body comprises a shell and a stirring frame arranged in the shell; the first end of the driven connector is connected to the stirring frame, and the second end of the driven connector is used for being in threaded connection with the driving connector, so that the driven connector and the driving connector synchronously rotate in the first direction; the locking assembly is arranged on the shell, abuts against the driven connector in the radial direction of the driven connector and is matched with the driven connector. The locking assembly is configured to prevent the driven connector from rotating when the driving connector rotates in the direction opposite to the first direction and enable the driven connector to be separated from the driving connector under the rotation effect of the driving connector. The device is used for preventing the powder cylinder from being recycled and reused after being filled with powder.

The invention discloses a low-molecular pectin nano-selenium compound and a preparation method and application thereof.The preparation method comprises the steps that sunflower pectin is subjected to enzymolysis to obtain pectin lysate, the lysate passes through 30 kDa and 10 kDa polyethersulfone membranes to obtain low-molecular pectin (SULMP) and pectin oligosaccharide (SUPO), potassium iodide, ascorbic acid and a tetravalent selenium source are added respectively, after a reaction is conducted, dialysis is conducted, and the low-molecular pectin nano-selenium compound is obtained. And freeze-drying the nano-selenium powder to obtain a powdery solid, so as to obtain the nano-selenium with two different molecular weights, namely, SULMP-SeNPs and SUPO-SeNPs. According to the preparation method, low-molecular pectin from sunflower heads is used as a stabilizer, the preparation condition of SULMP-SeNPs is optimized, and the particle size of the prepared low-molecular pectin nano-selenium compound is kept stable after the compound is stored at 4 DEG C for 8 weeks. The SULMP-SeNPs has good antibacterial and tumor inhibition effects, and the method is simple and convenient to operate and mild in reaction condition, and has the advantages of high reduction rate of high-valence selenium, controllable particle size of the obtained nano-selenium and the like.

The present invention provides a mesoporous UiO-67-wrapped Zn or Cu particle catalyst and its preparation method and application, belonging to the technical field of material preparation. The present invention first synthesizes Zn or Cu particles, then in-situ synthesizes UiO-67, and finally reacts with solvent thermal etching of a pore-forming agent solution. By adjusting the concentration, reaction time and temperature of the reactants, Zn or Cu particles and UiO-67 and mesoporous UiO-67 can be obtained to wrap Zn or Cu particle catalysts, and retain the morphology and framework structure of UiO-67 itself. The catalyst size of the present invention is 1-2.5 μm, the pore size range is 5-50 nm, the Zn or Cu particle size is 20-70 nm, and the Zn or Cu particles account for 3-8% of the catalyst mass. The synergistic effect of its mesoporous structure and Zn or Cu particles and the etching reaction expose more active sites of the catalyst, which is applied to the catalytic field of preparing vinylene carbonate from dichloroethylene carbonate, and the conversion rate of dichloroethylene carbonate is more than 85%, and the selectivity of vinylene carbonate is more than 95%.

The utility model discloses a polystyrene foam board crushing and recycling device which comprises a waste material treatment box, a feeding hopper is arranged above the waste material treatment box, pushing plates are installed on the two sides of the feeding hopper, the outer sides of the pushing plates are connected with pushing motors, a cover plate is installed above the feeding hopper, and the cover plate is connected with the pushing motors. Return springs are installed on the two sides of the upper portion of the cover plate. Dust collection boxes are installed on the two sides of the outer wall of the waste treatment box correspondingly, dust suction fans are installed above the dust collection boxes, dust suction plates are installed in the dust collection boxes, hollow shafts are arranged in the dust suction plates, and connecting shafts are arranged in the hollow shafts. Compared with an existing device, the polystyrene foam board crushing and recycling device has the advantages that dust generated in the waste treatment box can be absorbed by the dust absorption fan through the pipeline and the exhaust inlet, the absorbed dust can be collected by the dust collection box, and the dust can be absorbed by the dust absorption plate made of an electrostatic adsorption material.

The invention discloses water floating type domestic sewage treatment water recycling equipment which is integrated on a floating body platform, and the total occupied area is less than or equal to 3m. The equipment comprises a pretreatment unit, a multi-stage A / O biochemical treatment unit, an intermediate precipitation unit, an MBR membrane deep separation unit, a clear water recycling unit and an intelligent control unit which are sequentially connected in the water flow direction. The biochemical treatment unit forms a high-load bioreactor by adding high-specific-surface-area biological filler; and an immersed ultrafiltration membrane component is arranged in the MBR tank. A trapezoidal rainwater collecting device is arranged at the top of the clear water tank, and intelligent filtering and automatic supplementing of rainwater are achieved through a liquid level sensor and a controller. The system also integrates photovoltaic power supply and mobile phone APP remote control functions, and can efficiently treat domestic sewage and realize cyclic utilization of water resources.

The present invention relates to the field of coating technology, and specifically proposes a fly ash-based radiation cooling coating and a preparation method thereof, wherein the fly ash-based radiation cooling coating comprises the following components by weight: 30 to 35 parts of fly ash, 15 to 20 parts of adhesive, 4 to 8 parts of thermal conductor, 12 to 16 parts of reflector and 30 to 40 parts of ethanol. After waste coal slag is made into fly ash by ball milling and calcining, the fly ash is mixed with other raw materials and sieved to make fly ash radiation cooling coating. The radiation cooling coating prepared by the present invention has high radiation characteristics in the mid-infrared band and high emission characteristics in the visible light band, and the raw materials are low in price and the preparation method is simple, which is very suitable for industrial production and large-scale promotion and use.

The invention provides a system and a method for co-processing slurry solid waste and desulfurization wastewater. The system comprises a storage tank, a pumping system, a pulverizing system and a boiler, the storage tank is used for stirring the to-be-treated slurry solid waste or the slurry solid waste and desulfurization wastewater to obtain a slurry material and outputting the slurry material to the pumping system; the pumping system is used for conveying the slurry material to the pulverizing system; and the coal pulverizing system is used for mixing the slurry material and the solid fuel to obtain a mixed material, drying and grinding the mixed material to obtain a ground material, and conveying the ground material to the boiler, so that the boiler combusts the ground material as fuel. By means of the system, incineration disposal of the slurry solid waste and the desulfurization waste water can be achieved, the waste utilization rate is increased, the slurry solid waste and the solid fuel can be prevented from making contact and caking in the conveying pipeline, then local accumulation or blockage of materials can be avoided, and production safety can be guaranteed.

The invention discloses coal gangue-based Na-type zeolite as well as a preparation method and application thereof, and belongs to the technical field of water treatment. The preparation method of the coal gangue-based Na-type zeolite comprises the following steps: adding coal gangue into an aqueous solution of sodium hydroxide, stirring and aging, and then heating and crystallizing to prepare the coal gangue-based modified material, the stirring and aging conditions are as follows: the aging temperature is 20-80 DEG C, and the aging time is 12-24 hours; the heating crystallization conditions are as follows: the crystallization temperature is 100-140 DEG C, and the crystallization time is 12-24 hours; the mass ratio of the sodium hydroxide to the coal gangue is 1: (0.5-1.5). The preparation method is simple in process, free of a high-temperature calcination process and suitable for large-scale production, the prepared Na-type zeolite has high phosphorus adsorption capacity, the problem of reutilization of coal gangue is solved, efficient phosphorus removal in water can be achieved, and the purpose of turning waste into wealth is achieved.

The present invention provides a remote sensing data demand closed-loop driving processing method and device thereof, which relates to the technical field of remote sensing data processing, including parsing user data demand, obtaining historical data reprocessing demand R i1 and at least one observation requirement f ik ; In the remote sensing data processing system, there is a time and space range of historical data that meets the reprocessing requirements. i1 In the case of O historical data reprocessing sub-tasks, O historical data reprocessing sub-tasks are generated, and the historical data corresponding to the O historical data reprocessing sub-tasks are sent to the user according to the status of the O historical data; according to the historical data reprocessing demand R i1 and observation requirements f ik , generating the unobserved space range SG i1 and the unobserved space range SW ik , according to the unobserved space range SW ik , determine whether to accept the observation request f ik ; Generate distribution tasks corresponding to each observation requirement based on the received observation requirements; Perform closed-loop processing on each generated distribution task to generate task results corresponding to each distribution task.

The invention discloses an intelligent flood discharge pool drainage device for an airport, comprising: a side wall flood discharge pool, two side walls are arranged on one opposite side of the flood discharge pool, a water inlet side wall and a flood discharge scattering side wall are arranged on the other opposite side, a plurality of drainage pipes are buried in the water inlet side wall, the flood discharge scattering side wall is connected to the scattering surface, the pipe is connected to the flood discharge pool and a water pump through one of the two side walls, and one end of the pipe connected to the water pump extends to a clean water pool; the clean water pool is used to purify the extracted water, and the clean water pool is respectively connected to an air conditioning grey water pipe, a grey water toilet flushing pipe and an irrigation pipe; the water pump is connected to a solar panel through a solar water quality monitor; the water pump is a solar pumping water pump; the water inlet side wall, the flood discharge scattering side wall and the side walls are all flexible honeycomb ecological side walls; polypropylene high molecular polymer is used for thermoplastic molding; the height of the flood discharge scattering side wall is lower than the two side walls (3) and the water inlet side wall.

The invention provides a target code auditing method and device, and belongs to the technical field of computers. The method comprises the following steps: acquiring a rule file data set and a knowledge graph structure; generating a syntax tree rule plug-in according to the rule file data set; under the condition that the target code is received, based on the syntax tree rule plug-in and the knowledge graph structure, executing multi-level auditing on the target code to obtain a code auditing score; and determining an execution strategy based on the code auditing score, and processing the target code according to the execution strategy. In this way, multi-level auditing is conducted on the target code based on the syntax tree rule plug-in and the knowledge graph structure to determine the execution strategy, the problem that according to an existing code auditing method, due to auditing rule updating lag, a compliance blind area is caused can be solved, the problem that due to the lack of deep semantic understanding, service logic cannot be effectively verified, and code reuse cannot be effectively promoted can be solved, and user experience is improved. The real-time performance and accuracy of code auditing are improved, and the compliance risk is reduced.

The invention provides a high-Ce-content sintered magnet and a preparation method thereof, and relates to the technical field of rare earth permanent magnet material preparation. A Ce-rich main phase with the Ce content larger than 22.0 wt.% is adopted as a main alloy, and sintered Nd-Fe-B magnet waste containing heavy rare earth Dy and Tb and with the coercive force larger than 20 kOe is adopted as an auxiliary alloy to provide main phase grains of a high magnetocrystalline anisotropy field (HA). By designing the powder particle sizes of the two main phase alloys and the heat treatment process, main phase crystal grains which are small in particle size and rich in heavy rare earth Dy and Tb are uniformly dispersed around Ce-rich main phase crystal grains, solid-solid diffusion between the two main phase crystal grains is utilized in long-time sintering-in-situ diffusion heat treatment, a high-HA Dy and Tb-rich shell layer is constructed on the surface layer of the Ce-rich main phase crystal grains, and the high-HA rare earth-rich Ce-rich main phase crystal grains are obtained. And meanwhile, the fine grain size is kept, so that the sintered magnet with high Ce content and good magnetic performance is prepared from the sintered Nd-Fe-B magnet waste.

The present invention provides a mesoporous UiO-67-coated multi-metal element particle catalyst and its preparation method and application, which belong to the field of material preparation technology. The present invention first synthesizes multi-metal element particles, then synthesizes UiO-67 in situ, and finally undergoes a solvent thermal etching reaction of a pore-forming agent solution to obtain a mesoporous UiO-67-coated multi-metal element particle catalyst of different sizes and different pore sizes, and maintains the morphology and framework structure of UiO-67 itself. The catalyst of the present invention utilizes the synergistic effect of its mesoporous structure and multi-metal element particles and the etching reaction to expose more active sites, and is applied to the field of preparing vinylene carbonate from dichloroethylene carbonate to show excellent performance, with a conversion rate of 90.5-97.5%, a selectivity of more than 99%, and a vinylene carbonate yield of 90.0-97.0%, which has a broad industrial application scenario.

The invention relates to the technical field of mortar materials, in particular to environment-friendly 3D printing mortar and a preparation method thereof. The 3D printing mortar is prepared by the preparation method. The preparation method comprises the following steps: respectively preparing dry powder and mixed liquid; the dry powder is prepared from the following raw material components in parts by weight: 250 to 400 parts of ordinary Portland cement, 30 to 250 parts of sulphoaluminate cement, 25 to 75 parts of ALC powder, 400 to 600 parts of quartz sand, 20 to 60 parts of expanding agent and 2 to 8 parts of fiber; uniformly mixing the raw material components in the dry powder to prepare the dry powder; the ALC powder is powder obtained after reinforcing steel bars are removed from ALC solid waste; uniformly mixing the dry powder and the mixed solution to obtain the environment-friendly 3D printing mortar. According to the method, the ALC solid waste can be recycled, the problem that the ALC solid waste needs to be treated urgently is solved, and the 3D printing mortar material with improved compactness, mechanical strength and heat resistance can be prepared.

The invention relates to the technical field of coatings and particularly provides a fly ash-based radiation refrigeration coating and a preparation method thereof, and the fly ash-based radiation refrigeration coating comprises the following components in parts by weight: 30-35 parts of fly ash, 15-20 parts of an adhesive, 4-8 parts of a heat conducting agent, 12-16 parts of a reflecting agent and 30-40 parts of ethanol. After the waste coal cinder is prepared into fly ash through ball milling and calcination, the fly ash and other raw materials are mixed and sieved, and the fly ash radiation refrigeration coating is prepared. The radiation refrigeration coating prepared by the invention has a high radiation characteristic in a middle-infrared band and a high emission characteristic in a visible light band, and is low in raw material price, simple in preparation method and very suitable for industrial production and large-scale popularization and application.

The invention discloses a multi-scene fusion method of a medical knowledge organization system, and relates to the technical field of software, a word list fusion task including a plurality of word lists to be fused and fusion parameter configuration is received, and the fusion parameter configuration includes relation calculation configuration and field supplement configuration; determining a source vocabulary and a target vocabulary of the current fusion from the plurality of vocabulary; if the source vocabulary and the target vocabulary are the same in type, determining synonymous objects of the source vocabulary and the target vocabulary according to the relation calculation configuration, and supplementing field contents, which are under the synonymous objects and are related to the field supplement configuration, of the source vocabulary into the target vocabulary; and adding the supplemented target vocabulary as a fused vocabulary obtained by the current fusion into the plurality of vocabulary, returning to execute, and outputting a fused vocabulary obtained by the last fusion until the plurality of vocabulary are completely fused. And if the two types are different, performing type conversion on the source word list according to the type of the target word list, and returning to execute. Therefore, multiplexing, fusion and rapid construction of the multi-source heterogeneous word list are realized.

Uranium as an indispensable strategic resource in the nuclear energy field of China has self-evident importance. However, along with continuous expansion and deepening of the nuclear energy application field, how to safely and efficiently treat a large amount of depleted uranium (especially 238U which does not cause direct radiation harm to human bodies but still has toxicity similar to that of common heavy metals) generated in the nuclear concentration process has become an urgent subject to be solved in the strategy of environmental protection and sustainable development. The invention aims to explore a new mode for utilizing depleted uranium (238U, which has no radiation injury to human bodies), and particularly, U3O8 prepared by depleting UF6 is used as a raw material, and UO4. 2H2O is prepared by a simple dissolution and reprecipitation method. UO4. 2H2O is used as a catalyst, an organic solvent is used as a reaction solvent, hydrogen peroxide is used as an environment-friendly oxidizing agent, and aniline or derivatives thereof can be catalyzed to be selectively oxidized to generate nitrosobenzene or derivatives thereof. According to the implementation of the method, breakthrough progress is achieved in the field of nuclear waste management, on one hand, the problem of reutilization of the depleted uranium waste is innovatively solved, and a novel and efficient method is provided for resource utilization of the nuclear waste. And on the other hand, by ingeniously converting aniline and derivatives thereof into nitrosobenzene or derivatives thereof with higher economic value, the idea of resource recycling is practiced, gorgeous transformation from wastes to high-added-value products is realized, and the comprehensive utilization rate of resources is greatly improved.

The present invention belongs to the field of fermentation engineering and chemical engineering, and specifically relates to the preparation of hydrogel by resource utilization of fermented bacteria after the fermentation production is completed. The present invention moderately lyses the fermented bacteria under the action of a lysing enzyme or a chemical lysing agent to release bacterial macromolecules. The lysed bacterial liquid contains components such as protein, nucleic acid, chitosan and peptidoglycan. The macromolecules in the bacterial lysate are cross-linked with chitosan macromolecules to prepare hydrogel, thereby realizing the product application of discarded fermented bacteria. At the same time, the hydrogel product prepared by the present invention can be used in the fields of seed coating, agricultural water absorbent, etc., and has the characteristics of being beneficial to improving seed germination rate.

The utility model relates to the technical field of building structures, in particular to a water receiving groove structure which comprises two floors, a water receiving pipe, two fixing pieces, four bolts, a foam board and a fireproof belt, the two floors are oppositely arranged, a ground seam is formed between the two floors, the water receiving pipe is arranged between the two floors and is in an n shape, and the two fixing pieces are arranged on the water receiving pipe. The two fixing pieces are arranged on the two sides of the water receiving pipe respectively, the other sides of the two fixing pieces make contact with the corresponding floors, the four bolts penetrate through the corresponding fixing pieces to be connected with the corresponding floors, the foam board is connected with the two floors in a sliding mode and located in the ground seam, and the fireproof belt is connected with the two floors through screws and located below the foam board. Through the arrangement of the structure, the problem that rainwater collection and recycling are not facilitated due to the fact that an existing water receiving groove structure generally guides rainwater into a drainage pipe is solved.

The utility model relates to the technical field of drying equipment, and discloses a fluidized bed crystallization drying machine which comprises a base, a drying box is fixedly connected to one side of the top of the base, a fan is fixedly connected to one side of the top of the base, a gas conveying pipe is fixedly connected to the output end of the fan, and one end of the gas conveying pipe is fixedly connected to the interior of the drying box. A heater is fixedly connected to the outer wall of the air conveying pipe, the bottom of the heater is fixedly connected to the top of the base, an air pump is fixedly connected to one side of the outer wall of the drying box, the input end of the air pump is fixedly connected into the drying box, and the output end of the air pump is fixedly connected with a conveying pipe. According to the device, the waste heat pipe is communicated with the liquid in the heat exchange pipe through the connecting pipe, so that the gas in the gas conveying pipe is preheated by heat, the energy consumption required by the heater for heating is reduced, the problem that hot air with waste heat cannot be reused during drying is solved, and the energy-saving property of the device in use is improved.