227results about How to "Solve energy problems" patented technology

The invention discloses a processing method for biomass solid molding fuel, which pertains to the technical field of solid fuel and aims at solving problem of comprehensive use of energy and biomass energy in rural areas. The technical proposal is as follows: biomass energy such as crop straws, shrub forest, forestry residues and the like are used as raw materials, and the secondary crushing technique and the mixed technique combining continuous feeding with adjustable feeding are adopted, therefore, two types of solid fuels, namely, block-type and granular fuels, can be produced. The technical proposal comprises three stages namely, pre-treatment of raw materials, solid molding and auxiliary assorting, and the specific working procedures comprise raw material cracking, drying, conveying, mixing, feeding, molding, cutting, cooling and measuring and packaging and adding a compulsory ventilating dust-removing system during the whole process. The processing method for biomass solid molding fuel solves the problem of diversification of biomass raw materials, and the biomass solid fuel production line constructed by adopting the processing method realizes the industrial continuous and stable production, solves the problems of high energy consumption and low production efficiency in the existing small workshop-style production, and is also beneficial to solving the rural energy problem and improving the rural environment.

The invention provides a multi-node collaboration based storage method for a sensor network. The method comprises the following steps: (1) determining a node collaboration mode, which is to extract image characteristics and identification images on nodes of the sensor network, and determine a node set for data fusion; (2) determining an updating mode for storing and exhausting the nodes of the sensor network; (3) dynamically calculating the size of the most appropriate data of the nodes of the sensor network in each time of data updating or data transiting; (4) solving appropriate positions ofSink nodes by using a genetic algorithm; (5) constructing a hierarchical network topology structure to optimize a user search processing process by improving the TopDisc algorithm; and (6) optimizinga data searching process, which is to establish the data searching process driven by messages by establishing and managing multiple data transcriptions. The method is used for solving the problems ofmore events detected by a single node and unbalanced consumption of energy and storage among different nodes, and prolongs the life time of the network.

The invention discloses a construction method for a water-permeable and water-retaining water-permeable pavement structure. The method comprises the steps of carrying out roadbed excavation, carrying out cushion laying, carrying out base course laying, carrying out leveling layer laying, carrying out surface layer laying and carrying out joint sand laying. According to the method, the process is simple, and the water-permeable pavement structure with high water permeability and high water retention is obtained through processing construction waste into recycled aggregate and constructing, so that the problem of construction waste disposal is solved, a great deal of building materials can be provided, meanwhile, energy problem, environmental problem and social problem resulting from the exploitation of natural stone resources are avoided, and thus the method is a multipurpose measure; particularly, the water-permeable pavement structure plays an important role in adjusting the humiture of urban ground surface due to high water permeability and high water retention.

The invention relates to a hydraulic self-tipping type road sweeping machine driven by solar energy, and because a sweeping and negative pressure mechanism with large capacity is utilized, dust pollution can not generate completely. According to the technical scheme provided by the invention, a negative pressure tank is arranged in front of a vehicle frame, and a rolling sweeping mechanism is arranged at the bottom of the vehicle frame; the upper part of the front end of the vehicle frame is hinged with a crank mechanism, and the crank mechanism is connected with the negative pressure tank atthe same time; a bag type filter is arranged in the negative pressure tank; an induced draft fan, a walking mechanism and a steering system used for controlling the walking direction of the sweeping machine are arranged on the vehicle frame, and the steering system is connected with the walking mechanism; the air inlet of the induced draft fan is connected with the air outlet of the negative pressure tank, and the air inlet of the negative pressure tank is near the rolling sweeping mechanism; a top protection rack is arranged at the upper part of the vehicle frame, a solar panel is arranged onthe top protection rack, and the solar panel is used for charging a battery on the vehicle frame through a controller; and the battery is used for providing power for the induced draft fan, the rolling sweeping mechanism and the walking mechanism.

The invention discloses a biomass distributed combined cooling heating and power energy system, and belongs to the technical field of renewable energy. According to the technical scheme, the system comprises a biomass burner (1), a Stirling engine (5), a heat exchanger (10), a generator (14) and an absorption refrigerator (24), wherein flue gas generated by the biomass burner (1) is purified and then enters the Stirling engine (5); generated power is provided for the generator (14) through an output shaft (13) to generate electric energy; generated hot waste gas enters the absorption refrigerator (24) through a hot waste gas pipe (15) for refrigeration and heating; and cooling water passes through the heat exchanger (10), so that air is preheated, and hot water is provided; and therefore, combined cooling heating and power is realized. A biomass fuel is taken as a raw material, the flue gas generated by burning passes through the Stirling engine to generate the power for direct power generation, the hot waste gas passes through the absorption refrigerator for refrigeration and heating, and the air is preheated and the hot water is provided by a heat exchange device, so that cascade energy utilization is realized.

The invention discloses a microwave wireless energy transfer airship, and belongs to the technical field of aircrafts. The airship consists of an oil engine power station, a mains supply, microwave transmitting equipment, a transmitting antenna array, a receiving antenna array, a distribution box, a DC load, an AC load, an airship control unit, airship communication equipment, ground communication equipment, a ground control unit and a pointing tracking servo unit, wherein the microwave transmitting equipment converts electric energy produced by the oil engine power station or the mains supply into microwave energy; the transmitting antenna array radiates the microwave energy to the air; and the receiving antenna array on the airship receives the microwave energy and converts the microwave energy into electric energy for the loads; simultaneously, the airship can acquire the variation of field intensity at a receiving antenna and feeds the variation of field intensity back to the ground; and a ground antenna adjusts the direction of transmitted beams and tracks the position variation of the airship according to the variation of field intensity of the airship at the receiving antenna. The invention breaks through the bottleneck of energy acquisition ways of the airship, provides a new method for energy acquisition of the airship, and is favorable for realizing high-altitude long-endurance flight of the airship.

The solid solution light catalyst capable of responding visible light is used in semiconductor light catalysis. The light catalyst is compound of chemical expression of BixM2-xV2O8, where, M is one of Y, La, Ce, Pr, Nd and Sm, 0 B01J 23/648 B01J 23/644 B01J 23/63 C01B 3/04 C01B 13/02 0 9 1 2006/7/27 1899688 2007/1/24 000000000 Shanghai Jiaotong Univ. Shanghai 200240 Shangguanwenfeng Liu Hui Yuan Jian Shi Jianwei wang tilin wang guizhong 31201 The Patent Agency of Shanghai University of Communications No.1954 Huashan Road, Shanghai 200030

The invention discloses a catalyst capable of responding to visible light and being used for producing hydrogen by photocatalytic water splitting and a preparation method of the catalyst. The catalyst comprises CdS and an auxiliary loaded on the CdS, and the auxiliary is a mixture of NiS and an optional one of PdS, Ru2S3, Rh2S3 and Ag2S. The CdS is added into aqueous solution containing an S compound, and a Ni compound and a compound containing an optional one of Pd, Ru, Rh and Ag are added into the aqueous solution under the condition of stirring to obtain the catalyst capable of producing the hydrogen by photocatalytic water splitting via stirring. The auxiliary of the photochemical catalyst capable of absorbing the visible light is added with Ni metal, load of auxiliaries which are precious metals is obviously reduced, and the cost for preparing the catalyst can be lowered.

The invention discloses a simple, convenient, low-cost and high-efficiency method for enhancing the electrochemical performance of a TiO2 electrode. The method is used for reversely applying voltage to the TiO2 electrode, electrochemical reaction treatment is preformed in a two-electrode system by taking neutral, acidic or alkaline solution as electrolyte, a negative electrode of the two-electrode system is the annealed TiO2 electrode, and a positive electrode of the two-electrode system is a carbon rod. In the method, special equipment is omitted, H+ ions in the solution are driven by an electric field, doping and defects are directly led into the TiO2 electrode, the electrochemical performance of the TiO2 electrode is enhanced, TiO2 energy gaps are reduced, the light absorption rate is increased, and electrical conductivity of the electrode is improved. The original TiO2 structure (such as a TiO2 nanotube and a nanowire array) cannot be damaged, so that the TiO2 electrode can be more effectively applied to the field of energy storage, photocatalysis, solar cells, photochromatism and the like.

The invention discloses a mass preparation method of a high-performance graphene film. The method comprises the following steps: dispersing a graphite oxide filter cake in deionized water, adding an alkaline solution to adjust the pH value; sequentially carrying out stirring, high-pressure physical dissociation crushing, defoaming and high-temperature reduction on the mixed solution; coating the defoamed solution on a substrate to form a graphene oxide film, baking the graphene oxide film to obtain a graphene oxide membrane; stripping and rolling the graphene oxide membrane, cutting the graphene oxide membrane in sections; carrying out interval lamination to form a graphene oxide membrane stacked layer, carrying out vacuum baking to primarily reduce the graphene oxide membrane stacked layer; carbonizing and graphitizing the primarily reduced graphene oxide membranes to obtain graphene membranes; laminating the graphitized graphene membranes, and transferring the laminated graphitized graphene membranes to a polymer substrate to form a coiled graphene film. According to the method, the coating efficiency can be improved, the continuous degree is high, and mass preparation of the graphene film can be realized. In addition, the invention also provides a graphene film and an antenna.

The invention belongs to the field of papermaking and particularly relates to a low-carbon papermaking method which aims to solve the problems about raw materials, environments and energy sources in the development of papermaking industries in China. The low-carbon papermaking method specifically comprises the following steps of: in order to realize low-carbon papermaking, comprehensively taking crop straws as an energy source to produce secondary high-pressure steam to generate power and taking the crop straws as raw materials to make paper pulp and separate the paper pulp, pollutant black liquid and bleaching effluent; and making various paper through the paper pulp, preparing sodium ligninsulfonate from the pollutant black liquid, and preparing anhydrous calcium chloride from chlorine-containing bleaching sewage. The low-carbon papermaking method disclosed by the invention has the advantages of realizing low-carbon papermaking ecological industry, circular economy, and CP (cleaner production) zero emission by virtue of the comprehensive utilization of the straws, and solves the problems about the raw materials, the environment and the energy sources in the development of the papermaking industries.

The invention discloses a heat dissipation method for a switching mode power supply, and the method comprises following contents: 1) the switching mode power supply works, a cooling fan starts to rotate, the temperature of a heating device in the switching mode power supply rises with the the work time of the switching mode power supply, when the temperature of the heating device in the switching mode power supply is over 40 DEG C, vinegar in an air bag in a sliding groove boils to generate gas so as to enable the air bag to inflate, the inflated air bag pushes a sliding block on a lower fan blade to slide on the sliding groove, an upper fan blade and the lower fan blade are staggered, and the quantity of wind is increased; 2) the temperature of the heating device is reduced, the gas generated by the vinegar in the air bag starts to reduce, the air bag starts to contract, the upper fan blade and the lower fan blade gradually overlap, and the quantity of the wind is reduced; 3) the switching mode power supply stops working, the cooling fan stops rotating, the gas in the air bag cools to form liquid, the air bag contracts, the sliding block resets, and the upper fan blade and the lower fan blade completely overlap. According to the invention, the scheme can solves a problem that a switching mode power supply module heat dissipation device can not regulate wind quantity according to the temperature rising variation.

The invention discloses a comprehensive utilization method for solid wastes and waste acid in the production process of titanium dioxide. The comprehensive utilization method comprises the following steps of: firstly, respectively treating acidolysis waste slag, ferrous sulfate and calcium sulfate dehydrate which are generated in the production process of the titanium dioxide by adopting a sulfuric acid method through drying, crushing and other methods for later use; secondly, uniformly mixing 70-80 parts by weight of iron pyrite, 1-10 parts by weight of acidolysis waste slag, 1-5 parts by weight of ferrous sulfate and 1-10 parts by weight of calcium sulfate dehydrate to obtain raw ore for producing sulfuric acid, calcining the raw ore in a fluidized bed furnace to obtain furnace gas meeting the production requirement of the sulfuric acid, carrying out purification procedures such as cooling, dust removal and dehydration on the furnace gas obtained in the second step and then converting and absorbing the treated furnace gas by adopting a catalyst to obtain the sulfuric acid. According to the comprehensive utilization method disclosed by the invention, wastes generated in the production process of titanium dioxide are reasonably utilized and the recycling of resources is realized.

The invention relates to a scutching cloth singeing machine, which comprises a cloth feeding unit, a singeing unit and a cooling fire-extinguishing unit, wherein the singeing unit comprises a machine body, and a cloth spreading device, a cooling device and a singeing fire hole which are arranged in the machine body; the cloth spreading device comprises two conduction cloth rollers arranged up and down; the cooling device comprises two cold water cylinders which are arranged up and down in a staggering mode; the singeing fire hole is positioned at the inclined underside of the cold water cylinders; an edge peeler is arranged between the cloth spreading device and the cooling device; and the machine body is also provided with a tension adjusting device. Because of the edge peeler arranged in the singeing unit, the cloth edges of knitting cloth to be singed can also be singed effectively without the problem of incomplete singeing, thus the cloth edges which are not singed are not necessary to be cut off to avoid waste, and the production cost is greatly reduced.

The invention which provides a preparation method for solar energy water base high-pressure high-purity oxy-hydrogen fuels used in spacecrafts relates to the preparation method for fuels used in spacecrafts so as to overcome the problems of low efficiency, great danger and serious pollution, etc., in conventional chemical promoting systems by using the prepared hydrogen and oxygen as promoting agents for the promoting systems. The invention comprises the following steps: firstly, solar energy battery panels in a solar energy separate power supply system (1) convert the solar energy into electric energy for an electrolyzed water system (2) and a purification and pressure increasing system of hydrogen and oxygen (3); secondly, the electrolyzed water system (2) decomposes water into hydrogen and oxygen by making use of the electric energy output by the solar energy separate power supply system (1); thirdly, the purification and pressure increasing system of hydrogen and oxygen (3) dries and boosts pressure on the hydrogen and oxygen for future use.

The invention belongs to the technical field of environmental pollution control, and relates to post production disposal and utilization technology of heavy metal contaminated soil restoration plant material. The invention has technical feature that a copper contaminated soil restoration plant material is subjected to anaerobic fermentation to obtain clean biological energy source; meanwhile, fermented biogas slurry and biogas residue can be used as a fertilizer to be applied to soil in copper deficient area (such as saline-alkali soil), so as to improve the growth of plants. The biogas slurry can also be used in soaking seed, foliar fertilizer and feed additive. The technology can be transferred to the pollution remediation companies. The fermented biogas residue and biogas slurry can be sold as products.

The invention belongs to the technical field of a dental prosthesis material and particularly relates to a novel method for preparing a lithium-based casting ceramic block. The method comprises the following steps of carrying out melting on the raw material, carrying out water quenching on the molten raw material, drying the obtained product, carrying out ball milling, mixing the obtained powder and a coloring agent, carrying out isostatic pressing forming, carrying out crystallization heat treatment and obtaining the product. In the method, substrate glass powder only needs to be prepared in one step and a crucible does not need to be cleaned; a user dose not need to worry about the chromatic aberration caused by high temperature valence alternation of variable valence metal ions; products with different colors can be produced; the lithium-based casting ceramic block is uniform to color and has pure color; the forming process is easy to operate; the diversity of product sizes can be realized; and the production energy consumption is low and energy is saved, so as to save the production cost, thereby solving the energy problem.

The invention discloses a composite graphite phase carbon nitride heterojunction photocatalyst preparation method, relates to a catalyst preparation method, and provides a preparation method of a novel silver ion doped zinc thioindate composite graphite phase carbon nitride (Ag:ZnIn2S4/g-C3N4) heterojunction photocatalyst for enhancing the photocatalytic activity of visible light, wherein silver nitrate, zinc acetate, indium acetate, thioacetamide and graphite-phase carbon nitride are subjected to a reaction according to a ratio under a hydrothermal condition to obtain the target photocatalyst. According to the invention, the novel visible light photocatalyst is clear in structure and definite in composition; by doping with Ag<+>, the photon utilization rate of ZnIn2S4 can be obviously enhanced; after compounding with g-C3N4, the diffusion range of photon-generated carriers can be enlarged, and the recombination of photon-generated electron-hole pairs is inhibited, so that the catalytic activity of visible light is enhanced; the Ag:ZnIn2S4/g-C3N4 composite material has wide prospect in the field of clean energy production and energy conversion based on high visible light activity and good hydrogen production capacity; and the obtained catalyst has broad application prospect.

The invention provides a method and a device for generating power by using a temperature difference. The method for generating the power comprises the following steps of: utilizing a heat conductor, wherein the heat conductor is wrapped by a heat-insulation pipe and only two ends of the heat conductor can be contacted with an external environment; connecting an environment with a relatively low temperature with a part needing temperature reduction or a low temperature in a generator set, and connecting an environment with a relatively high temperature with a part needing heating or a high temperature in the generator set, so as to generate the power by the generator set. The device for generating the power is provided with a heat collector, a heat radiator, the generator set, the heat conductor and the heat-insulation pipe. The method and the device for generating the power by using the temperature difference, provided by the invention, have the advantage of providing sufficient, sustainable and clean electric energy.

The invention discloses a programmable logic controller (PLC)-based fuzzy irrigation control system and an irrigation method thereof. The system comprises a PLC controller, a power supply module, a sensor module and a photovoltaic pump, wherein the sensor module is connected with the PLC controller; the power supply module is used for supplying power for the PLC controller and the photovoltaic pump; an output end of the PLC controller is connected with the photovoltaic pump by means of an electromagnetic valve; the electromagnetic valve is connected with a fuzzy-PID controller used for controlling the opening degree of the electromagnetic valve for performing irrigation. The PLC controller is used as a control core, and a fuzzy control technology is used for controlling the crop irrigation, so that the system cost is lowered, and the irrigation production benefit is increased; the PLC-based fuzzy irrigation control system is high in stability, strong in anti-interference capability andlong in service life.

The invention belongs to microbe technical field, and especially relates to a Trichodermaviride, and the invention also relates to an application of Trichodermaviride. The Trichodermaviride strain capable of producing cellulase with high-yield is Trichodermaviride in Trichoderma, the code number is M20, and the Trichodermaviride is preserved at China General Microbiological Culture Collection Center on 2nd, April, 2011, the preservation number is CGMCC No.4732. The strain of the invention can be grown in a medium which takes a plurality of cellulose compounds as a sole carbon source, the cellulose compounds comprise carboxymethylcellulose sodium, microcrystalline cellulose, corn straw, cob, deciduous leaf, turf grass and the like. The Trichodermaviride of the invention can secrete a plurality of cellulose hydrolases, can be used for processing urban landscaping waste, can acquire high reducing sugar in short time, the obtained reducing sugar can be used for producing single cell protein and can be used for producing fuel ethanol, and the Trichodermaviride possesses important meaning for solving a series of problems of energy shortage and environmental pollution at present.

The invention discloses a composite cadmium sulfide heterojunction photocatalyst preparation method, relates to a catalyst preparation method, and provides a preparation method of a novel silver ion doped zinc thioindate composite cadmium sulfide (Ag:ZnIn2S4/CdS) heterojunction photocatalyst for enhancing the photocatalytic activity of visible light, wherein silver nitrate, zinc acetate, indium acetate, thioacetamide and cadmium sulfide are subjected to a reaction according to a certain ratio under a hydrothermal condition to obtain the target photocatalyst. According to the invention, the novel visible light photocatalyst is clear in structure and definite in composition; by doping with Ag<+>, the photon utilization rate of ZnIn2S4 can be obviously enhanced; after compounding with CdS, the diffusion range of photon-generated carriers can be enlarged, and the recombination of photon-generated electron-hole pairs is inhibited, so that the catalytic activity of visible light is enhanced;the Ag:ZnIn2S4/CdS composite material has wide prospect in the field of clean energy production and energy conversion based on high visible light activity and good hydrogen production capacity; and the obtained catalyst has broad application prospect.

The invention discloses a litchi harvesting machine. The litchi harvesting machine comprises a lifting mechanism, a clamping shearing mechanism, a logistics conveying mechanism, a multi-degree-of-freedom rotating mechanism and a machine frame. Most parts of mechanisms are driven by a motor, close coordination between the mechanisms is achieved in a gear engagement mode, a lead screw driving mode and the like, the clamping picking function, the logistics conveying function and the like are integrated, and the efficiency and the safety of worker picking are improved. The litchi harvesting machine is easy to operate, and great convenience is brought to litchi picking.

The invention discloses an organic garbage treatment-energy regeneration combined device. The organic garbage treatment-energy regeneration combined device mainly and structurally comprises an enzyme dissolving device, a microbial fuel cell device, a three-section-type biological membrane reactor and an ultrafiltration device. Sewage treated by the combined device can reach the national safety standard, and can be directly discharged or serve as reclaimed water to be reused. According to the invention, the problem that organic garbage is difficult to classify and treat is solved, and meanwhile, waste resource recycling for energy regeneration is realized.

The invention relates to a preparation method of a graphene compounded/metal ion doped defective semiconductor photocatalyst, and relates to a preparation method of a photocatalytic functional material. With a ternary sulfide ZnIn2S4 as a reference, Ag<+>, a zinc source, an indium source, a sulfur source and oxidized graphene are subjected to a reaction under a hydrothermal condition according toa certain molar ratio in order to produce the target photocatalyst. The visible light photocatalyst is definite in structure and composition, and the visible light spectral response range of ZnIn2S4 can be obviously enhanced through doping of Ag <+>; after the graphene is compounded with the graphene, the diffusion range of photon-generated carriers can be increased, so that recombination of photo-generated electron-hole pairs is inhibited, and the visible light catalytic activity is enhanced. The product is a promising visible light photocatalytic material.