163results about How to "Increase economic cost" patented technology

The present invention relates to a liquid composition for promoting plant growth, which contains titanium dioxide nanoparticles. The composition contains, as a main component, an aqueous solution containing titanium dioxide colloids. The titanium dioxide nanoparticles have such a particle size that they can be readily absorbed to plants. A pH of the aqueous solution is adjusted in order to prevent rapid precipitation of the titanium dioxide nanoparticles in the aqueous solution, before the aqueous solution is diluted with water such that titanium dioxide has a desired concentration. Also, the composition contains adjuvants necessary for plant growth and a surfactant for dispersion. The composition allows crop yield to be increased by increasing the photosynthetic efficiency of plants, and permits increasing the bactericidal activity of plants against plant pathogens. Furthermore, the composition permits improving a problem of environmental contamination caused by the excessive use of biochemical fertilizers, and also contributes to an increase in farmer income.

A method to determine corrective actions of a nuclear steam generator, having the steps of modeling of steam generator tube and deposit heat transfer characteristics by analytically deriving specific deposit characteristics and descriptive model parameters, wherein the modeling uses historical thermodynamic data for an operating plant under evaluation, identifying a set of one of preventive and corrective maintenance alternatives to accomplish steam generator deposit objectives, determining through the modeling a power production impact of each of the set of one of preventative and corrective maintenance alternatives to determine an economic cost for each of the set of preventative and corrective maintenance alternatives, and initiating a maintenance alternative with a lowest economic cost as compared to the maintenance evaluation alternatives with higher economic costs.

The invention relates to a high-performance moderate-temperature inorganic phase-change energy-storage material and a preparation method thereof. The material comprises the following components by weight percent: 95-99% of sodium phosphate dibasic dodecahydrate and 1-5% of sodium salt additive, wherein the sodium salt additive comprises sodium metasilicate nonahydrate, sodium salt of carboxy methyl-cellulose and sodium polyacrylate. According to the invention, as an improvement of a traditional inorganic phase-change energy-storage material, the material provided by the invention has larger phase change latent heat larger than 210 J / g and appropriate phase change temperature 30-40 DEG C, is an energy storage material with good performance within the temperature range, and has a wide application prospect.

The invention discloses a large-sized underwater hoisting structure position posture real-time measuring device, which belongs to the field of underwater engineering. To be specific, the device adopts a short-base-line acoustic location principle, the time delay of a signal transmitted from three to four acoustic beacons which are fixed on stationary points of the underground hoisting structure to four receiving points of a location matrix is measured so as to calculate the distance from the underground acoustic beacons to the receiving points, the location of the underground beacon can be realized through a circular intersection method, the position and posture of the underground structure relative to the location matrix can be measured through the positions of three to four beacons, then the location matrix is measured through real time kinematic (RTK), so that the position and posture of the underwater structure under a ground coordinate system can be obtained, and the underwater construction can be effectively instructed. Due to adopting the device, different defects by the traditional underwater measuring method adopting a measuring tower way can be effectively solved, the construction time can be effectively shortened while the engineering quality is improved, and the construction range is enlarged.

The invention relates to the field of geotechnical engineering and discloses a saline soil roadbed filler and a method for improving a roadbed. The saline soil roadbed filler provided by the invention contains saline soil, soluble calcium salt, urea and a microbial preparation, wherein the microbial preparation contains urease and / or bacteria producing the urease. The saline soil roadbed filler provided by the invention has higher compressive strength; meanwhile, as microorganisms extensively existed in soil body are used, harm can not be done to the environment or a human body, the saline soil roadbed filler has the advantage of being environmentally friendly, a maintenance period also can be shortened, and construction efficiency is improved.

The invention relates to art accumulated acrylic paints with nano-pigment and the preparation method, belonging to technical field of painting things. First the hydroxyethylcellulose and the gum arabic are put into distilled water and then the bond glue can be obtained after swelling and heating. Then the bond glue is added in sodium benzoate, the nano-graining paste, the polyacrylic acid latex and aqueous polyurethane emulsion and then blended evenly to obtain sizing agent after adding powder pigment and calcium carbonate. The sizing agent can be obtained after grinding. The preparation method utilizes the polypropylene latex to make art accumulated acrylic paints together with the aqueous polyurethane emulsion. The paints can cause solid accumulated result painting by oil painting knife or paintbrush. The art accumulated acrylic paints with nano-pigment has the advantages of good service performance, bright color, good weather resisting property and strong chemical durability, so can meet the high requirement of the artist for art accumulated acrylic paints.

The invention relates to a mobile device for detecting tunnel section deformation. The device comprises a mobile module, an information collecting module and an information processing module, wherein the mobile module allows the device to move in a tunnel; the information collecting module is mounted on the mobile module during use and used for collecting the shape information of a tunnel section and the mileage positioning information of the mobile module; the information processing module is mounted on the mobile module during use, connected with the information collecting module and used for judging whether the tunnel section has deformation or not and a deformation position according to the collecting result of the information collecting module. Compared with the prior art, the device is accurate in deformation detection, small in detection error, convenient to mount and transport, capable of saving cost, and the like.

Clonostachys rosea strains have novel usefulness as inoculants of plants promoting plant vigor, health, growth, yield and a reduction of competitive stress caused by other fungi when used alone or sequentially with many fungicides in an integrated pest management system (IPM). Seed and foliar uses are shown to inoculate and subsequently achieve endophytic colonization of the portion of the plant treated. While the germinating conidia of this organism has been shown to tolerate several fungicide groups, the established mycelium of Clonostachys rosea is significantly more tolerant to systemic fungicides facilitating use in seed and foliar applications. Seed treatment and colonization may occur at any time after harvest resulting in endophyte enhanced seed that ignores or is marginally altered by other fungal organisms and may be suitable for Feed, Food and Seed uses.

The invention provides a cystatin C latex-particle-enhanced turbidimetry detection reagent kit and application thereof.The reagent kit comprises a reagent R1 and a reagent R2.The reagent R1 is prepared from a buffer solution, inorganic salt, a surfactant, a preservative, a stabilizer and interference elimination protein.The reagent R2 is prepared from a buffer solution, inorganic salt, a surfactant, a preservative, a stabilizer and a polystyrene latex particle mixture, and the polystyrene latex particle mixture is interlinked with a cystatin C antibody.The reagent kit based on latex-particle-enhanced turbidimetric immunoassay (PETIA) can be generally applied to analysis of various full-automatic biochemical analyzers and is short in assay time, good in specificity, high in precision and good in accuracy when used.

A wooden building element for producing planar constructions, especially for constructing the upright walls of a building. Also, a corner building element adapted to the wooden building element and to a building constructed using the elements. The wooden building elements have two approximately rectangular support bases and two wall panels that are approximately equal in area. The support bases are maintained at a distance from each other by a plurality of supports that are aligned vertically in relation to the finished building and that delimit an interior compartment for the insertion of insulating material and building installations. The wall panels are fastened to the outer surfaces of the support bases and are set off therefrom in relation to longitudinal edges that are aligned approximately horizontally to the finished building and high edges that are aligned approximately vertically.

The invention relates to an ultraviolet light-heat dual-curing primer for vacuum coating of a vehicle headlight and an application method. The primer comprises a component A and a component B, wherein the component A is prepared from 35-70 parts of isocyanate modified acrylic resin containing carbon-carbon double bonds and hydroxyl, 5-20 parts of a low polymer containing carbon-carbon double bonds, 10-50 parts of a compound containing at least two (meth)acryloyl groups, 2-5 parts of a photo-initiator, 10-40 parts of a solvent, and 0.1-3 parts of organic silicon or fluorocarbon flatting agent, and the sum of the components is 100 parts by weight; the component B is a polyfunctional isocyanate curing agent; and before construction, the components A and B are mixed evenly according to the molar ratio of -OH groups contained in the component A to -NCO groups contained in the component B being (0.8-1.3) to 1. Due to adoption of the primer and the application method thereof disclosed by the invention, a primer film has good adhesive force and heat resistance on a plastic substrate which is difficult to attach.

The present disclosure provides a cooling system of an emergency cooling tank, which enables long-term cooling without refilling cooling water, in case of the change in a quantity of heat transferred to the emergency cooling tank according to a lapse of time upon an occurrence of an accident of a nuclear reactor, and a nuclear power plant having the same. The emergency cooling tank cooling system includes an emergency cooling tank configured to store cooling water therein, the cooling water receiving heat, transferred from a nuclear reactor or a containment, when an accident occurs in the nuclear reactor, a heat exchanging device installed to be exposed to an outside of the emergency cooling tank to operate in air, and configured to externally emit heat by way of a heat exchange between fluid in the emergency cooling tank and the air such that the operation of the emergency cooling tank is continued even without refilling the cooling water, and an opening and closing unit installed at an upper portion of the emergency cooling tank to be located higher than a water level of the cooling water, and configured to be open by a flow of the fluid generated by an evaporation of the cooling water, the flow being formed due to a pressure difference from external air at pressure higher than a preset pressure, such that some of the fluid is externally emitted when a heat load exceeding a cooling capacity of the emergency cooling tank is transferred.

The invention discloses a composite material combination type light energy-saving conductor spacer, which is formed in the way that a frame (1), a cross shaft sleeve (3), a wire clip body (4) and a cover plate (7) are all made of fiber composite materials on the basis of a common conductor spacer. The conductor spacer adopts the fiber composite materials and a specially optimized structure, does not generate hysteresis lag or eddy-current loss, does not generate corona, is free of corona noise and electromagnetic energy loss, and is obvious in energy saving effects. The conductor spacer is high in mechanical strength, stable in grip power, waving resistant and small in maintenance cost. By means of special optimized structure design, the conductor spacer effectively prevents abrasion caused of connection of different materials of connection joints, improves abrasion resistance, prolongs service life, is light in weight and convenient to construct and install, saves electric energy and is remarkable in economical and social benefits.

The invention provides a user-side comprehensive energy system planning method and device based on an IGDT model. The method comprises the following steps: inputting basic data; constructing a user-side comprehensive energy system planning model by considering the economic cost, the environmental cost and the reliability cost in a user-side comprehensive energy system; constructing an IGDT optimization model, and constructing an IGDT-based user-side comprehensive energy system planning model by considering the uncertainty of renewable energy output and cold and hot electric load growth in theuser-side comprehensive energy system; and solving and outputting an IGDT-based user side comprehensive energy system planning result according to the basic data and the IGDT-based user side comprehensive energy system planning model. The technical scheme provided by the invention is more suitable for actual problems, has better theoretical research value and actual application value, effectivelyimproves the economy, reliability and stability of user-side comprehensive energy system planning, and has higher feasibility.

The invention relates to esthetic gouache color containing nano-pigments and process for preparation, in particular belonging to the technical field of paints. The invention is characterized in that natural peach glue and acacia gum are taken to be added into formula distilled water to be heated, mixed, melted and made into adhesive glue solution. After being added with nano graining paste and pigment powder which are uniformly mixed with the adhesive glue solution, the adhesive glue solution is further added with lithopone, glycerol, sodium benzoate, and phenoxetol to be uniformly mixed, the mixture forms coarse paste which is added into a hopper of a three-roll grinder to be ground, and the ground slurry flows into a storage barrel, thereby achieving finished goods. The invention is powerful and bright in color, good in dyeing force and good in chroma, not only has good usability and bright color, but also has perfect weatherability and chemical durability, which meets the high demands of artists for the gouache color for art purposes.

The invention relates to art watercolor with nano-pigment and the preparation method, belonging to technical field of painting things, which is characterized in that the gum arabic is put into distilled water and then added in water soluble starch and hydrated silicon dioxide to make the bond glue. Then the bond glue is added in glycerin, sodium benzoate, nano-pigment (paste) and sodium hexametaphosphate to blend evenly. Next the pigment (powder) and the aluminum silicate are added in and then blended evenly to make rough sizing agent. The rough sizing agent is put into the hopper of a three-roller muller to grind and the product can be obtained after grinding. The preparation method utilizes a few nano-pigments to replace parts of common pigment materials. The product made has the advantages of good service performance, bright color, good weather resisting property and strong chemical durability.

The invention discloses a zigzag connection soft switching hybrid-type multi-level DC interconnection current transformer and belongs to the technical field of intermediate and high voltage DC power transmission and distribution. The current transformer includes a bridge-type chopper, a power electronics capacitance bridge arm and two identical power electronics reactance bridge arms. Two bridge arms of the bridge-type chopper are each composed of two power electronics serial switch blocks connected in series. The positive electrode of the bridge-type chopper is connected to a high voltage positive electrode terminal of the current transformer while the negative electrode is connected to a high voltage negative terminal of the current transformer. The positive electrode of the capacitancebridge arm is connected to the high voltage positive electrode terminal of the current transformer while the negative electrode is connected to the high voltage negative electrode terminal of the current transformer. The positive electrodes of the two reactance bridge arms are connected to middle points of the two bridges arms of the bridge-type chopper respectively. The negative electrodes of thetwo reactance bridge arms are both connected to a low voltage positive terminal of the current transformer. According to the invention, a voltage-transformer-free non-isolation method is adopted forrealizing power conversion of different DC voltage levels, so that all switch devices in the power electronics serial switch blocks realize zero-current current transform soft switching, advantages ofhigh conversion efficiency, low loss, easy implementation of dynamic voltage sharing and high economic cost are achieved.

The invention relates to a mobile airport ground static inversion power source system mainly applied to the field of civil aviation aircrafts and used for supplying power for aircrafts landing on ground in specific working conditions. The system includes a large power rectifier, a power lithium battery power storage system and a large power inverter. The system also includes a start power system,an operation interface and a high voltage output cable. In a charging mode, after three-phase AC is connected to the rectifier, a main control system sends commands to a battery management system through CAN communication so as to close a high voltage relay of the power lithium battery power storage system. The main control system starts a charging module for charging after detecting high voltagesignals. A discharge mode includes three-phase AC on-load, power lithium battery power storage system DC on-load and AC / DC on-load. The invention can solve a problem of power supply for remote boarding gates of aircrafts and is low in noise, small in fossil fuel consumption, free of pollution and discharge and low in economic cost.

A coal treatment process containing a coal-beneficiation process module. The module is implemented into the conventional coal treatment process of a coal-fired power plant after a first step of grinding the coal in a coal mill. The process module sequentially extracts chemical substances of non-combustible ash, water, mercury and oil that are found in coal before the coal is fired, so that present invention can produce valuable products and achieve a high quality cleaned powdered coal-char to burn in a furnace to thereby reduce pollution and increase the efficiency of energy production from the coal.

The invention belongs to the technical field of transmission electron microscopes and discloses a method based on a transmission electron microscope common sample table for loading two samples at thesame time. The method includes: according to different characteristics of pre-test materials, selecting a proper TEM supporting film carrying net, and dispersing a powder sample onto the supporting film carrying net according to a conventional powder sample preparation method for testing; using a blade to cut the carrying film with a prepared sample in halves; utilizing a self-made TEM sample transfer tool to respectively transfer two samples obtained by cutting to left and right sides or upper and lower sides of the sample table, and recording respective corresponding positions; putting the sample table into a TEM, and testing after vacuum reaches testing requirements. The number of sample changing times of the TEM is reduced effectively, time consumption for sample changing and vacuum waiting is reduced, testing efficiency is improved, and testing cost is lowered; the method is good for stability of the sample in an electron microscope, thereby being conducive to acquiring of high-resolution images, and also good for stable running and maintaining of instrument equipment.

The invention discloses an in-situ chip fixing structure of a transmission electron microscope sample holder. The in-situ chip fixing structure comprises a handheld handle, a sample holder main body, a sample holder head and a vacuum electrical connector, wherein a fixing slot for installing an in-situ chip is formed in the front part of the sample holder head; a non-magnetic pressure plate for fixing the in-situ chip is arranged at the front end part of the fixing slot; a mounting groove is formed in the middle part of the sample holder head; a rotational conductive needle mounting base is arranged in the mounting groove; a non-magnetic conductive needle connected with the vacuum electrical connector is arranged on the conductive needle mounting base; the end part of the non-magnetic conductive needle is connected with an electric contact on the in-situ chip; the tail end of the sample holder head is detachably connected with the sample holder main body through threads; when the in-situ chips with different types are used, the sample holder heads with different sizes only need to be changed, and the whole sample holder does not need to be changed, so that time cost and economic cost of experiments are greatly reduced.

The present invention discloses a transparent and low-melting-point PE (polyethylene) plastic film and belongs to the technical field of plastic films. The plastic film is prepared by taking PE and an EVA (ethylene-vinyl acetate copolymer) resin regulator as basic raw materials; adding a macromolecular copolymer and an organic catalyst and performing blow molding, wherein the addition content sum of the macromolecular copolymer and the organic catalyst is 15%. The prepared PE plastic film is improved in aspects of toughness, transparency, thermal viscosity, heat-seal temperature and low odor, and also has the characteristics of low melting point, high transparency, high toughness and the like. The plastic film is mainly applied to inner package of synthetic rubber products. During synthetic rubber processing of a rubber processing enterprise, synthetic rubber packaged by the plastic film is directly molten without package dismounting, which replaces the fact that synthetic rubber packaged by the traditional plastic film is molten after package dismounting; great improvements are achieved in aspects of process operation and economic costs.

A method to determine corrective actions of a nuclear steam generator, having the steps of modeling of steam generator tube and deposit heat transfer characteristics by analytically deriving specific deposit characteristics and descriptive model parameters, wherein the modeling uses historical thermodynamic data for an operating plant under evaluation, identifying a set of one of preventive and corrective maintenance alternatives to accomplish steam generator deposit objectives, determining through the modeling a power production impact of each of the set of one of preventative and corrective maintenance alternatives to determine an economic cost for each of the set of preventative and corrective maintenance alternatives, and initiating a maintenance alternative with a lowest economic cost as compared to the maintenance evaluation alternatives with higher economic costs.

The invention relates to a refrigerating system, which comprises a compressor, a micro-channel condenser, a micro-channel evaporator and at least one throttling device. Both the micro-channel condenser and the micro-channel evaporator comprise inlet end collecting pipes and outlet end collecting pipes; a plurality of flat pipes communicate between each inlet end collecting pie and the corresponding outlet end collecting pipe; the throttling devices are arranged between the micro-channel condenser and the micro-channel evaporator; the inlet end collecting pipe of the micro-channel evaporator is divided into multiple (n+1) sequentially arranged collecting pipe sections through a plurality of (n, n is larger than or equal to 1) clapboards; each two adjacent collecting pipe sections are relatively separated through each clapboard; each collecting pipe section communicates with a certain number of flat pipes, and is provided with at least one interface connected with pipelines, so that distributing pipes used for distributing do not need to be arranged in the collecting pipes, and the system is simple in structure and easy to implement.

The invention discloses an N-C-Cr-V-RE multi-element co-diffusion material for 45 steel surface strengthening. The co-diffusion material comprises the following two parts including a J-2 base salt material and a Cr-V-RE co-diffusion material, wherein the Cr-V-RE co-diffusion material is prepared from borax, NaF, K2CO3, V2O5, Cr2O3, aluminum powder and RE. After being subjected to 570 DEG C*4h N-C pre nitrocarburizing, 950 DEG C*6h Cr-V-RE co-diffusion and 550 DEG C*2h tempering, the diffusion layer structure of 45 steel is compact and continuous and high in corrosion resistance and hardness, and surface strengthening properties of corrosion resistance and abrasion resistance of plastic molds and various mechanical parts are guaranteed. The process is simple; the operation is convenient; the heat treatment period is short; the controllability is high; the property defects of unit diffusion metal or nonmetal are overcome; the application prospects are quite wide.

The invention belongs to the technical field of building materials, and provides a lightweight grouting material for repairing hollowing of a wall insulation system and a preparation method. The lightweight grouting material comprises a ternary cementing material, an auxiliary cementing material, latex powder, cellulose ether, a water reducing agent, an air entraining agent, an antifoaming agent,a water repellent, an expanding agent, lightweight aggregate and quartz sand, wherein the ternary cementing material is formed by mixing Portland cement, sulphoaluminate cement and gypsum, and the auxiliary cementing material is a mixture of titanium slag micro-powder and fly ash. The lightweight grouting material is simple to prepare and convenient to use, and has the advantages of easiness in grouting, good hollowing repairing effect, controllable setting time and operable time, small volume density, no segregation or layering, quicker early strength development, higher strength, high bonding strength with a matrix, no shrinkage cracking problem and the like; the grouting material is suitable for hollowing repair projects of various wall exterior and wall interior thermal insulation systems, and other grouting repair projects with low requirements on compressive strength and high requirements on adhesive properties.

The invention provides an answer sheet character string recognition method and device, a terminal and a computer readable storage medium, and the method comprises the steps: carrying out the text recognition of an answer sheet image, and obtaining text content information and text position information; positioning a character string to be identified according to the text content information and the text position information so as to determine an area where the character string is located; and identifying an area where the character string is located based on a deep learning model to obtain thecharacter string. According to the technical scheme, the position information of the target character string in the answer sheet is obtained through the text recognition technology, a positioning block is not needed for positioning, the answer sheet can be compatible with various forms of answer sheets, horizontal projection and vertical projection are conducted on an image area where the targetcharacter string exists. The position of each character in each character string is obtained so as to carry out accurate identification, the anti-interference capability is strong, and the identification rate is high.

The invention discloses a disease diagnosis method on the basis of medical image data augmentation and belongs to the technical field of disease diagnosis methods. The method includes: 1) mapping original image data to a deep characteristic space and extracting the characteristic of highly-linearized semantic information; 2) according to the distribution of the data, corresponding to different types in the medical image, in the characteristic space, acquiring a characteristic covariance matrix for data augmentation; 3) calculating loss function of the data augmentation and continuously optimizing the loss to acquire a model with a higher characteristic extraction capability. The data augmentation method only works in model training, so that there is no more calculation load and calculationtime introduced during the prediction of the medical image data by using the model. By means of the method, fixed medical image data is effectively augmented, so that the demand on the quantity of labeled patient data during training of a deep neural network. The method effectively relieves the problems that the medical image data is difficult to acquire and is high in labeling cost and further increases disease diagnosis accuracy.

The invention discloses orange full-fruit juice and a processing method thereof. The processing method mainly comprises the following steps: carrying out ozone composite high-pressure pulse electric field treatment on pre-treated oranges to remove pesticide residues of orange peel; carrying out coarse pulverizing, wet-process superfine pulverizing and colloid mill treatment on the oranges after the pesticide residues are removed to obtain full-fruit juice; carrying out compound enzyme moderate enzymatic hydrolysis treatment on the full-fruit juice; and carrying out homogenization, degassing and sterilizing on the juice after enzymolysis. The entire oranges can be totally utilized, and the nutrient substances of the oranges are retained to a great extent; stability of a juice system is realized by pectin of materials, and chemical additives are reduced; and by functional ingredients such as essential oil and flavone and ultra-high-pressure synergistic interaction, effective bacteria inhibition of the juice is realized, the qualities such as the original nutrient ingredients, color and taste in the materials are retained well, and the obtained orange full-fruit juice is rich in fragrance, bright in color, rich in functional ingredients and good in stability.