54results about How to "Realize economic value" patented technology

The present invention discloses a composite board based on mixed waste polymers and a preparation method thereof. The preparation method of the composite board based on the mixed waste polymers is characterized by comprising the following steps of: (1) weighing the raw materials according to a certain proportion, adding the raw materials to a high-speed mixer, mixing at the temperature of 40-60 DEG C and the rotation speed of 800-2000 rpm for 20-30 minutes, cooling to room temperature and discharging; and (2) adding the mixed material to a mold, vulcanizing at the temperature of 150-180 DEG C and the pressure of 10-15 MPa for 10-20 minutes, cooling and relieving pressure. The composite board based on the mixed waste polymers provided by the invention does not need to consider the complex compatibility and plasticizing problems of multiple polymers, effectively solves the problems that the existing mixed waste polymers can not be classified and are discarded, and can be used as the substitute for wood to be applied in the tray manufacturing field and other fields. The production process provided by the invention is simple, uses existing equipment and is suitable for mass production.

The invention provides a method for producing xylose co-produced with acetone, butanol and ethanol by utilizing straws. The straws are hydrated by acid to be filtered to be divided into xylose hydrolysis fluid and xylose residue; the xylose residue is zymohydrolyzed, fermented and rectified to prepare the acetone, the butanol and the ethanol; the xylose hydrolysis fluid is used for preparing the xylose. The method of producing xylose co-produced with acetone, butanol and ethanol by utilizing straws of the invention realizes the maximization of the cellulose straw substances, not only the straw resources are fully utilized to realize changing waste into valuable and the added value of products is improved to realize the economic value of the straws, but also the new raw material source and methods for the production of the acetone and the ethanol are developed and more economic benefits and social benefits are brought to the enterprises and the society.

The invention relates to a method for predicting power load and provides the power load prediction method which can better solve the problem of low accuracy. The invention provides application thereof in load prediction based on CURE algorithm. Application of the CURE algorithm in the load prediction comprises the following steps: (1) extracting data sample from a historical database of load prediction; (2) adopting hierarchical algorithm to cluster each sub-region of the data sample; and (3) clustering all the data in the sample and inputting representative points only including clusters found when all sub-regions cluster independently.

The invention discloses a baking-free brick and a method for utilizing silicon sludge formed in polycrystalline silicon production to manufacture the baking-free brick and belongs to the technical field of treatment for the silicon sludge formed during the polycrystalline silicon production process. The method for utilizing silicon sludge formed in polycrystalline silicon production to manufacture the baking-free brick provided by the invention comprises the following steps of: 1) dechlorinating and filtering the silicon sludge; 2) adding aggregates and cement into the silicon sludge, and carrying out compression moulding; and 3) naturally maintaining. An environment-friendly application capable of generating economic value is supplied to the treatment for the silicon sludge; the recycling of the wastes of the silicon sludge is realized; and the environment is protected. The baking-free brick provided by the invention comprises the following components by weight percent: 30%-60% of silicon sludge, 6%-8% of cement and the balance aggregates, wherein the water content of the silicon sludge is 10%-35% and the grain size of the aggregates is 0.5mm-10mm. The baking-free brick provided by the invention is practicable to reuse the silicon sludge; the wastes are reused; the environmental pollution is reduced; the cost is low; and the baking-free brick is suitable for being popularized.

The invention provides a method for substituting for flaveria bidentis by utilizing grain amaranth; in the method, the grain amaranth is adopted to carry out biological substitution to the flaveria bidentis; the method can lead the germination rate of the flaveria bidentis to be reduced by 80.43 percent, the average plant height is reduced by 77.30 percent, the average single plant branches are reduced by 98.96 percent, the average single plant leaves are reduced by 99.14 percent, the average single plant biomass liveweight is reduced by 92.54 percent, the average soluble protein content is reduced by 52.99 percent, and the method has remarkable control function to the foreign invasion of the flaveria bidentis; the grain amaranth is a common plant, the seed is easy to obtain, the planting method is simple, and the operation is easy; the grain amaranth is pasture with good quality, while controlling the population quantity of the flaveria bidentis, the grain amaranth has a certain economical value.

The invention discloses a chemical processing method, in particular to a method for extracting chromated nickel from low-grade stainless steel sludge by using stainless steel acid-washing waste mother liquor. By the method, low-grade nickel oxide ores are converted into high-grade nickel oxide ores. The method comprises the following steps of: making slurry of low-grade nickel and chromium sludge from stainless steel manufacturing enterprises by using recycled water; regulating the pH value by using the acid-washing waste mother liquor, and regulating the pH value by using calcium hydroxide or calcium oxide sectionally; discarding sludge in a reaction tank I, and reserving materials in a reaction tank II; and recycling active ingredients in a mechanical filtering mode. The method has the advantages that the operation is simple, equipment investment is small, raw materials are popularized, environmental pollution can be reduced, and the economic benefit is obvious. The method can be widely applied to a large number of stainless steel manufacturing enterprises or low-grade nickel ores.

The invention relates to a remediation method for remediating heavy metal contaminated soil around a mining area through plant intercropping, which comprises the following steps of planting hyperaccumulator and ornamental plants in heavy metal contaminated cultivated land soil according to the natural growth period in an intercropping manner, conducting conventional cultivation, continuously transplanting the hyperaccumulator to expand the remediation area in the harvesting period, andtransplanting the ornamental plants as economic plants after being cultivated. According to the ecological restoration mode, one year serves as a restoration period, hyperaccumulator plants are planted in one season or multiple seasons, ornamental plants are intercropped, and the restoration efficiency of thecontaminated farmland soil can be improved through simultaneous restoration operation of the hyperaccumulator plants and the ornamental plants; meanwhile, the polluted cultivated land is used as an economic plant seedling raising area, considerable economic value is obtained, and an ecological restoration mode of restoring while producing is achieved.

The invention provides a pneumatic propelling encasing device for poultry eggs. The device comprises an egg conveying mechanism, a pneumatic egg propelling mechanism and an egg encasing mechanism. The poultry eggs are continuously conveyed to an egg propelling position through egg conveying plates, and an air cylinder drives an egg propelling rack to move so as to push the poultry eggs from the egg conveying plates to a transitional tank and slip into egg encasing boxes; a screw block on a lead screw is controlled through a stepping motor to move transversely to drive the egg encasing boxes to move, so that a plurality of poultry eggs are successively loaded in the egg boxes and are finally loaded in egg trays so as to realize automatic encasement of the poultry eggs; by virtue of automatic control of the air cylinder and the stepping motor and the like, automation of a poultry encasing process is realized, so that the workload of workers is alleviated, the production cost is lowered, and the production efficiency is improved; time, manpower and material resources consumed by conveying the poultry eggs can be reduced by assembly line work, so that the speed that the poultry eggs enter the market is accelerated, and the economical value of the poultry eggs is realized.

The invention discloses a treating method of automobile engine lubrication oil. The treating method comprises the following steps that firstly, a pleurotus eryngii cultivation material obtained after harvesting is smashed, water is added to carry out oscillation, and supernate is taken; secondly, Tween 80 is added in the supernate and mixed evenly; thirdly, THz waves with the wavelength of 10-120 micrometers and the frequency of 0.5-2.5 THz are adopted for irradiation; fourthly, polymethacrylate is added in the mixture irradiated in the third step and mixed evenly; fifthly, THz waves with the wavelength of 10-120 micrometers and the frequency of 0.5-2.5 THz are adopted for irradiation; sixthly, THz waves are used for irradiating the automobile engine lubrication oil; seventhly, the substance obtained in the fifth step is added into the irradiated automobile engine lubrication oil, and the mixture continues to be irradiated with THz waves. By means of the method, the lubricity of the automobile engine lubrication oil can be improved; meanwhile, the automobile power can be improved, and oil saving and emission reduction can be achieved.

The invention provides a method for treating high-concentration sewage generated in a traditional waste oil regeneration process. According to the method, steam stripping evaporation and MVR (mechanical vapor recompression) low-energy-consumption evaporation drying are conducted on the high-concentration sewage generated in a regenerated oil distillation link with extremely high CoD (more than 200,000) and extremely low Bod5/Codgt (lower than 0.3), oil materials in the sewage are collected, the CoD of the sewage is greatly reduced to 10,000 or below, and the Bod5/Cod is greater than 0.6. The wastewater is converted into common wastewater which is easy to treat, the wastewater is treated by a conventional wastewater treatment system, and the wastewater is discharged after reaching the standard.

The invention provides a responsive type master-slave unattended operation self-service parking place lock. The responsive type master-slave unattended operation self-service parking place lock comprises a master lock body and a slave lock body. The master lock body state is obtained, and the state of the slave lock body is synchronized with the master lock body state; and the master lock body and the slave lock body are two independent units, and the master lock body responds to a command for adjusting the lock state. According to the creatively-provided parking place lock, the master lock body and the slave lock body are locked at the same time and arranged in a parking place, and the phenomenon that a small vehicle occupies the special parking place, and consequently normal parking and vehicle taking of a vehicle owner are affected is prevented; the situation that a vehicle driven out of the parking place collides with the parking place lock in the backing up process is prevented, and the parking place lock is intelligently prevented from colliding; a two-dimensional code is used for unlocking, an APP setting terminal scans the two-dimensional code and directly communicates with the parking place lock, and therefore unlocking can be achieved; unlocking can be achieved through communication of an APP terminal and a cloud; when it is necessary, unlocking can be achieved through a key, great convenience is brought for parking and vehicle taking, and meanwhile other vehicles are effectively prevented from occupying the parking place; and meanwhile the parking place lock can further be applied to the Internet of Things, and the economic value is achieved.

The invention discloses a method for jointly preparing a carbon nanotube/porous carbon material and hydrogen-rich synthesis gas through biomass pyrolysis, which comprises the following steps: (1) washing and drying corn straw powder to remove redundant impurities for later use; (2) dipping the obtained corn straw powder in a mixed aqueous solution of NiCl2 and CaCl2, fully stirring to enable the corn straw powder to be fully contacted with the mixed aqueous solution of NiCl2 and CaCl2, and drying to obtain a Ni-Ca loaded dry material; and (3) in a nitrogen atmosphere, heating and pyrolyzing the Ni-Ca loaded dry material in an inert atmosphere to obtain the carbon nanotube/porous carbon composite material. The gas generated by pyrolysis is purified with a calcium hydroxide solution to obtain hydrogen-rich synthetic gas. According to the method, the carbon nanotube/porous carbon material and the hydrogen-rich synthesis gas can be obtained at the same time, the comprehensive utilization efficiency of biomass pyrolysis products is improved, and a new way is provided for high-value utilization of biomass resources.

The invention relates to an automated material feeding and collecting device for hermetia illucens breeding. The automated material feeding and collecting device for hermetia illucens breeding comprises a feeding system, a breeding frame and a material collecting system, wherein the feeding system comprises feeding tanks, material pumps, a supporting platform, moving sliding chutes, feeding brackets, moving motors, conveying pipelines, flexible expanding and contracting regions and feeding guns; the breeding frame comprises traction motors, traction steel wires, traction rollers, breeding frameworks, trays, breeding framework moving plugs, tray moving plugs and a breeding frame bracket; and the material collecting system comprises belt motors, material collecting brackets, rolling wheels,belts and partition boards. At first, materials are uniformly conveyed into the conveying pipelines from the feeding tanks through the material pumps, then the materials are quantitatively conveyed into the breeding frameworks of the breeding frame through the feeding guns, after breeding and cultivation are completed in the breeding frames, the traction motors are started, the breeding trays andthe breeding frameworks are raised up, materials can be movably and automatically poured out from the breeding frameworks to enter the belts of the material collecting systems, the belts are driven bythe belt motors, and the materials are conveyed to subsequent technological steps. Through the steps, efficient stable automated feeding and material collecting operations of hermetia illucens breeding can be realized.

The invention discloses a method for pulping and papermaking by utilizing sweet sorghum stalk vinasse. The method comprises the following four steps: step 1, carrying out alcohol fermentation and distillation, namely crushing 16 tons of sweet sorghum stalks with a water content of 70% through a pulverizer, adding cultured yeast seed liquid according to a proportion of 15% (v/m), and carrying out alcohol fermentation and distillation to obtain 1 ton of ethyl alcohol with a mass fraction of 95% and 16 tons of hot vinasse with a water content of 80% and a temperature of 94 DEG C; step 2, directlyfeeding the hot vinasse into a millstone mill pulping machine for fiber separation and brooming with a disc milling interval being 0.002 m and a pulping concentration being 20% (w/w) so as to obtain14 tons of pulp with a water content of 85%; step 3, weighing 2.1 tons of waste paper pulp boards, defibering the waste paper pulp boards by using a defibering device, and then feeding the defiberingwaste paper pulp boards into a Valley beater for beating to a beating degree of 36 oSR so as to obtain 10.5 tons of pulp with a water content of 80%; and step 4, blending the vinasse fiber paper pulpobtained in the step 2 and the waste paper pulp obtained in the step 3 according to a ratio of 1: 1, and carrying out papermaking to obtain 4.2 tons of raw paper. The method is used for pulping and papermaking by utilizing the sweet sorghum stalk vinasse.

The invention relates to a clean fuel prepared from traditional Chinese medicine residues, which comprises the following components in percentage by weight: 10-15 parts of coal gangue, 5-15 parts of jacobsite slag, 25-30 parts of industrial salt slurry, 1-5 parts of blast furnace slag, 30-40 parts of traditional Chinese medicine residue, 1-5 parts of combustion improver and 0.5-3 parts of synergist. The preparation process of the clean fuel comprises the following steps: baking the traditional Chinese medicine residues at high temperature to lower the water content to 1-4% below; and mixing and pulverizing the components, and finally, carrying out compression forming on the components by a forming machine. The clean fuel is simple in technique, provides a convenient environment-friendly treatment mode for traditional Chinese medicine residues discharged by the current enterprises, and converts the traditional Chinese medicine residues into energies, resources and harmless substances. After the traditional Chinese medicine residues and industrial solid waste are prepared into the clean fuel, the environmental pollution is reduced, and the economic value can be implemented.

The invention relates to a method for recycling nickel and chromium in stainless steel. The method comprises the following steps: treating nickel and chromium in stainless steel to generate sludge containing heavy metal chromium and nickel, feeding the sludge into a slurry pool, adding water, and pulping for 1.5 hours; pumping coarse raw material pulp obtained after pulping into an acid soluble pool, and adding concentrated HCl to adjust the pH value; adding distilled water in the coarse raw material pulp soaked in acid, injecting obtained waste water into a solid-liquid separation device for solid-liquid separation, and forming sediments by iron ions and chromium ions in the waste water in the solid-liquid separation device; pouring liquid out, and adjusting the pH value to obtain reaction liquid; filtering the sediments in the reaction liquid, taking the liquid and then injecting the liquid into an ion exchange unit for ion exchange to extract the nickel; and returning liquid outputted through ion exchange to a storage tank. Compared with the prior art, the method realizes resource recycling of precious metal in sludge and has comprehensive benefits including economic benefit, environmental benefit and social benefit.