43results about How to "Simplify the formulation process" patented technology

The invention discloses a precolumn derivatization-UPLC(ultra performance liquid chromatography)-ESI(electronic spray ion)+-MS / MS (mass spectrometry) detection method of glyphosate and glufosinate-ammonium pesticide residue in tea, sodium borate is used as a buffer salt, a relatively pure target derived product can be obtained by derivatization of glyphosate and glufosinate-ammonium and FMOC-Cl and then ultra performance liquid chromatography (UPLC) washing out and separation, and response signals can be detected by tandem mass spectrometry (MS-MS). According to the method, competition between the two pesticide residue derivatization can be eliminated, the detection effect caused by matrix effect can be effectively weakened, and the derivatization time is shortened. By experimental verification, the detection method of glyphosate and glufosinate-ammonium pesticide (herbicide) residue in tea has the characteristics of being efficient, fast and accurate, good in sensitivity and the like, is applicable in detection of the glyphosate and glufosinate-ammonium pesticide residue in tea samples of sundried green crude tea, fermented tea and substitutional tea (green food substitutional tea of agricultural industry standards of NY / T2140-2012 of the people's Republic of China) and finished tea (brick tea, Tuo tea, melon-shaped tea, cake tea, scattered tea and bagged tea and the like).

The invention relates to a performance predicting model of an austenite stainless steel precise belt and a precision cold rolling process design thereof, which are characterized in that the stainless steel cold rolling board performance prediction model which is constructed through artificial neural network technology (such as Plexi neural network development environmental software) mainly comprises a data storing memory base, a computer artificial intelligent network, a final deformation degree predication module and a final deformation degree prediction value judging module. The model can implement the calculation of multivariate function according to all factors influencing the chemical properties of products, including chemical components, and the like, and implement the correction training on the performance prediction module according to collected production data to give the most appropriate final deformation degree. With the final deformation degree prediction value given by the prediction model applied, the precision cold rolling process design of the austenite stainless steel precise belt can be implemented conveniently with high efficiency and good effect. High quality austenite stainless steel precise belt finished products can be produced, the mechanical performance error of which is less than Vickers hardness of positive / negative eight units.

An active power distribution network distributed power supply partition in-situ voltage control strategy setting method comprises the steps of: determining a system structure and parameters accordingto a selected active power distribution network; calculating an electrical distance matrix formed by electrical distances between nodes of an active power distribution network; obtaining the optimal partition numbers of the active power distribution network through determination of the size of the feature value of the electrical distance matrix; employing the K-means clustering algorithm to perform clustering partition for the electrical distance matrix to obtain a power distribution network partition result; according to the active power distribution network structure and the parameters, based on the partition result, establishing an active power distribution network distributed power supply partition in-situ voltage control strategy setting model; covering the active power distribution network distributed power supply partition in-situ voltage control strategy setting model to a second-order cone model; employing a mathematical solver for solving the second-order cone programming toperform calculation and solution of the second-order cone model of the active power distribution network distributed power supply partition in-situ voltage control strategy; and outputting a solutionresult. The formulation and the optimization of the distributed power supply in-situ voltage control strategy are simplified.

The invention provides a graded management method for equipment of a nuclear power plant, and relates to a graded management for equipment. The graded management method comprises the following steps of performing key degree grading on the equipment, thereby dividing to key equipment, important equipment and common equipment; performing equipment working environment grading for dividing to harsh and good; performing equipment working efficiency grading for dividing to high and low; performing equipment maintenance window determining for dividing to an online mode and an offline mode; and makinga maintenance plan. According to the graded management method, through performing key degree grading, environment grading, frequency dividing and equipment maintenance window determining on the equipment of the nuclear power plant, an equipment grading result can be quickly applied in equipment graded management, thereby greatly simplifying making and application of a maintenance strategy, and greatly improving equipment management efficiency. Through performing grading management on the equipment, the graded management method realizes advantages of ensuring sufficient importance of the key equipment, realizing reasonable and scientific resource distribution, standardizing equipment management operation, and saving a large amount of manpower and material resources.

The invention discloses a multi-mode access control strategy making and executing method under a cloud environment. According to the data access characteristics in different areas under the cloud environment, and the optimal access control method is selected. By defining an access strategy description language, the making and using rule of access strategies is restrained in a unified mode, and therefore an IBAC, an ABAC and a DABAC work cooperatively, and a data safety guarantee under the cloud environment is achieved. The IBAC is used in a secret area to achieve access control of fine grit, the ABAC is used in a group area so that efficient and expansible access control, a dynamic attribute concept is led in on the basis of existing attribute access control, the access strategies are expressed through a multi-branch-tree structure, a dynamic attribute access control strategy capable of supporting dynamic authorization is designed, and therefore the self-adaption requirement of public area access control can be met.

The present invention discloses an establishment method for a high aluminum bronze coating property forecasting model and an optimization method for a single property indicator of a high aluminum bronze coating. The establishment method for the forecasting model comprises: establishing a training sample and a testing sample; constructing a BP neural network model; optimizing a weight and a threshold of the BP neural network by using the training sample and by using a genetic algorithm; and testing, by using the testing sample, the BP neural network model optimized by using the genetic algorithm, to obtain the high aluminum bronze coating property forecasting model. The optimization method is to perform extremum optimization on a single property indicator of a high aluminum bronze coating by using the forecasting model and the genetic algorithm. The high aluminum bronze coating property forecasting model established by the method provided by the present invention is high in forecasting accuracy, and implementing the high aluminum bronze coating property forecasting model greatly improves efficiency in researching a high aluminum bronze coating and making research and development of the high aluminum bronze coating become more directional and forward.

The invention discloses an acidic polymer fracturing fluid and a preparation method thereof, and belongs to the technical field of fracturing fluids for oil and gas field development. The acidic polymer fracturing fluid comprises the following components in percentage by mass: 0.25 to 0.60 percent of a polymer thickening agent, 1.0 to 2.0 percent of an anti-swelling agent, 0.2 to 0.5 percent of a discharge aiding agent, 0.3 to 0.7 percent of a cross-linking agent and the balance of water, wherein the cross-linking agent is a mixture of an acidic polymer delayed cross-linking agent and an acidic polymer cross-linking agent, and the mass ratio of the acidic polymer delayed cross-linking agent and the acidic polymer cross-linking agent is 1:2 to 1:3. The cross-linking time of the acidic polymer fracturing fluid can be adjusted between 30 to 120s, the acidic polymer fracturing fluid is higher in anti-swelling rate and proppant carrying capacity, low in rock core damage rate and high in gel breaking performance, the preparation method is simple and convenient in process, and the requirement of revamp for capacity increasing of oil and gas fields can be met.

The invention belongs to the technical field of virus detection, and specifically relates to a triple fluorescent PCR detection kit for the infectious spleen and kidney necrosis virus, largemouth bassranavirus and siniperca chuatsi rhabdovirus. The kit of the invention comprises virus-specific amplification primers and probes, a positive standard, a negative standard, Taq enzyme, reverse transcriptase, a RNA enzyme inhibitor, a reaction buffer, dNTP, nuclease-free water and a freeze-drying protective agent. The kit of the invention can perform multiple channel detection at the same time by using triple fluorescent PCR, uses the different fluorescently labeled probes, can detect the three viruses simultaneously in one reaction system, reduces the detection difficulty, shortens the detection time, and can help raisers accurately get detection results in time. The kit of the invention has high detection sensitivity, high stability and strong specificity, has no cross-reactions with otheraquatic viruses, and can be used for early monitoring and prevention and control of epidemic diseases.

The invention discloses an electric vehicle automatic charging control method used for a private person. The method includes the steps that a charging time period range is selected according to charging finishing time node information set by a user, and the time period range is divided into multiple small subsections according to certain time length; according to battery state information, the charging time length is determined and is namely the number of the small subsections needing charging, and the charging probability of each electric vehicle on each small subsection is calculated; a random number within the range (0, 1) is taken at will on each small subsection for each electric vehicle and compared with the corresponding charging probability, so that whether the vehicle is charged on the subsection or not is determined until the whole process of charging all the vehicles is finished. According to the technical scheme, communication among the electric vehicles within the range and communication between the electric vehicles and a superior power grid do not need to be established, the method is not affected by other electric vehicles, and a lot of basic facilities and management resources of the electric vehicles are omitted. The charging cost of the user can be reduced, and meanwhile influences on the power grid by charging loads can be reduced.

The invention discloses a urea solution continuous online batching system and a solid feeding assembly thereof, and belongs to the technical field of flue gas denitrification reducing agent systems. The solid feeding assembly comprises a hopper and a feeding amount detector, wherein the outlet side of the hopper is connected with a rotary feeder, and the side, away from the hopper, of the rotary feeder is fixedly connected with a gas-solid mixer. The invention further provides the urea solution continuous online batching system which comprises a batching tank, the solid feeding assembly is fixedly connected to the batching tank, and a liquid feeding assembly is further communicated to the batching tank. A stirring piece and a heating piece are arranged in the batching tank. Quantitative conveying and accurate metering can be conducted on solid materials, water is synchronously conveyed into the batching tank in proportion, continuous online batching of a urea solution can be achieved,immediate batching and immediate use are achieved, the device cost can be reduced, the batching efficiency can be improved, and the occupied area of the device can be reduced.

The invention belongs to the technical field of power system safety and stability control. The invention discloses a safety and stability control system strategy making method considering a cluster power coefficient. The method comprises the steps that firstly, the generator tripping amount upper limit, the generator tripping threshold, the generator tripping coefficient and the unit power coefficient are calculated respectively, then the obtained relation among the generator tripping amount upper limit, the generator tripping threshold, the generator tripping coefficient and the unit power coefficient is analyzed; multiple sets of strategy constant values are combined in a special mode; and a safe and stable control strategy is simplified. The method is used for realizing minimum accurategenerator tripping when a power system has a serious fault; different generator tripping characteristic differences of different generator groups are considered; the influence of the difference on safety control strategy making is qualitatively and quantitatively analyzed; the problems of large overcut amount and large generator tripping error caused by determining the generator tripping amount by a unit with the worst generator tripping effect in an existing safety control strategy setting method are fundamentally solved; and making of a constant value strategy can be effectively simplifiedthrough a provided special mode combination method.

The present invention relates to the process of using nano metal particle activating liquid for non-electric plating and propose one process of activating non-conducting base plate for non-electric plating. Nano particle water solution containing noble metal element and its alloy is used as the activating liquid for non-electric plating and conducting metal layer may be deposited on the non-conducting base plate and inside its nanometer level holes via the non-electric plating process. By means of the said process, conducting copper or nickel layer may be formed on the non-conducting base plate and inside its nano level holes with copper or nickel water solution.

The invention relates to a performance predicting model of an austenite stainless steel precise belt and a precision cold rolling process design thereof, which are characterized in that the stainless steel cold rolling board performance prediction model which is constructed through artificial neural network technology (such as Plexi neural network development environmental software) mainly comprises a data storing memory base, a computer artificial intelligent network, a final deformation degree predication module and a final deformation degree prediction value judging module. The model can implement the calculation of multivariate function according to all factors influencing the chemical properties of products, including chemical components, and the like, and implement the correction training on the performance prediction module according to collected production data to give the most appropriate final deformation degree. With the final deformation degree prediction value given by the prediction model applied, the precision cold rolling process design of the austenite stainless steel precise belt can be implemented conveniently with high efficiency and good effect. High quality austenite stainless steel precise belt finished products can be produced, the mechanical performance error of which is less than Vickers hardness of positive / negative eight units.

The invention discloses a method for preparing a silver / RGO (reduced graphene oxide) composite material on the basis of graphene oxide. The method comprises steps as follows: 1), an aluminum materialsample is cleaned up after oil removal; 2), the aluminum material sample after oil removal is activated and then cleaned up; 3), the activated sample is subjected to primary zinc immersing and cleanedup; 4), the sample after primary zinc immersing is subjected to zinc stripping and cleaned up; 5), the sample after zinc stripping is subjected to secondary zinc immersing and cleaned up; 6), the sample after secondary zinc immersing is subjected to direct current electroplating and cleaned up; 7), the silver-plated sample is subjected to bidirectional pulse electroplating in a composite silver-plated graphene oxide plating solution, and the silver / RGO composite material is obtained. The composite material prepared with the method gives full play of characteristics of high heat-conducting property, good corrosion resistance, stability and the like of RGO.

The invention provides a role-based access network security audit strategy compiling control method and a system thereof. The invention adopts a technical scheme of: using an XML file as a medium, keeping the role-based access network audit system strategy information, and realizing the operations of exporting, importing, copying, pasting and the like the audit strategy. The method has the advantages of simplifying strategy generating process, conveniently transferring the strategy and facilitating the distributed type management.

The invention discloses a PCB stack-up database and a design method. PCB stack-up data comprises the number of PCB card layers, signal layer distribution, thickness, material dielectric constants, loss, resin concentration, glass fiber types, the thickness of each layer of copper foil, wiring impedance, wiring width and wiring distance. The PCB stack-up database provides two user modes: an accessmode which is used for browsing the PCB stack-up data; and an editing mode which is used for maintaining the PCB stack-up database. According to the PCB stack-up database and the design method, through establishment of the PCB stack-up database, existing PCB stack-up is added to the database; through utilization of corresponding screening conditions, a user can solve the problem that in the priorart, the spent time is excessive due to the fact that, for PCB stack-up customization, artificial judgment needs to be carried out; required PCB stack-up types can be rapidly obtained; the PCB customization time is greatly reduced; the PCB customization efficiency is improved; the PCB stack-up customization is simplified; and sufficient sample contrast is provided when the PCB stack-up is selected.

The invention discloses a precursor solution of a copper-zinc-tin-sulfur thin film solar cell as well as a preparation method and application thereof. The invention discloses two types of simple metalcomplexes capable of preparing a high-quality precursor solution. By utilizing the metal complexes as precursor compounds, the prepared precursor solution is good in stability and can be used for preparing a copper-zinc-tin-sulfur thin film light absorption material which is high in crystallization quality, good in thin film morphology and free of an impurity phase, and a copper-zinc-tin-sulfur thin film solar cell prepared from the copper-zinc-tin-sulfur thin film light absorption material is high in photoelectric conversion efficiency. By using the metal complexes, the preparation process of the precursor solution is simplified, the quality of the precursor solution is improved, the energy conversion efficiency of a photovoltaic device is improved, and the precursor solution has a greatindustrial application potential.

The invention provides a fish blood agar medium. The fish blood agar medium comprises peptone, beef extract powder, sodium chloride, defibrinated fish blood and agar, wherein each 1000 ml of the medium contains 5-20 g of peptone, 1-10 g of beef extract powder, 1 to 10 g of yeast powder, 1 to 10 g of sodium chloride, 40 to 100 ml of defibrated fish blood and 10 to 20 g of agar, and the pH value ofthe medium is in a range of 7.0 to 8.0. The medium prepared in the invention has low cost, is simple in preparation procedure, can be stably used for the isolation and identification of sudden aquaticpathogenic bacteria, and presents better applicability than commercially available sheep blood agar mediums.

The invention discloses preparation and an application method of turf nutrient soil for rice seedling culture and belongs to the field of grain crop production and solves the problems of complicated procedure, high requirements for preparation environments, high cost of raw materials and long cycle of conventional turf nutrient soil preparation. The turf nutrient soil is mainly prepared from raw materials as follows: turf, vermiculite, perlite, big furnace coal slag, compound fertilizer and the like. The nutrient soil preparation procedure is simple and easy to operate, the cost of the raw materials is low, the requirements for the preparation environment are low, required equipment is common equipment, and the production cost is low. The cultured seedlings are high in yield and have veryremarkable economic benefits and the turf nutrient soil can be widely applied to the technical field of rice seedling culture.

The invention discloses a deep learning-based diabetic diet scheme self-adaptive generation system, which comprises a collection and storage module, which is configured to collect and make data of total calorie dynamic change of a patient, and according to basic metabolism, occupational consumption, exercise consumption, diet supplement and a difference value between a waist-hip ratio and a fasting blood-glucose mean value, the data of the total calorie dynamic change of the patient is calculated; constructing a personalized data set for generating a heat supplement plan; the calculation module is used for importing the personalized data set into an improved linear regression model and carrying out data training to obtain an optimal weight corresponding to each piece of data in the data set; and the evaluation and feedback module is used for automatically calculating a diet calorie supplement value by setting a double-gradient target according to the optimal weight and the deviation value of the calculation module, generating a personalized diet scheme and timely feeding back and optimizing the diet scheme. According to the method, the personalized data set of the total calorie change of the patient is constructed, and the deep learning method is introduced into the formulation of the diet scheme of the patient, so that more accurate and scientific diet guidance is provided for the diabetic patient.

The invention discloses a subculture medium for blueberries. The medium contains macroelement mother liquor, microelement mother liquor, iron salt mother liquor, calcium salt mother liquor, organic matter mother liquor and hormone mother liquor, wherein the organic matter mother liquor in every one liter of the subculture medium for the blueberries is prepared from 100 mg of inositol, 1 mg of niacin, 1 mg of vitamin B1, 2mg of vitamin B6 and 2 mg of vitamin C, and the hormone mother liquor in every one liter of the subculture medium for the blueberries is prepared from 4 mg of zeatin. A plant growth hormone, namely, the zeatin, is added to the subculture medium, so that blueberry tissue cultured plants can grow well, have many ramets and root easily, transplantation of the blueberries into fields after culture is facilitated, and the survival rate of the blueberries in the fields is increased; meanwhile, under the assistance of a matched amount of the vitamin C, the vitrification effect of the zeatin on the blueberries can be eliminated, better growth of the blueberry plants can be promoted, and cultured seedlings grow stronger, are not browned to death easily and have greener and flat leaves.

The invention discloses a metallographic sample preparation method of aluminum alloy. The Vickers hardness of the aluminum alloy is in a range of 10-200, and the automatic grinding sample preparation process parameters of the aluminum alloy are as follows: the loading load is 5-20 N, the rotating speed of a moving head is 40-60 rpm, the rotating speed of a grinding disc is 150-200 rpm, the grinding time is 1-3 min, 400-mesh, 800-mesh and 2000-mesh waterproof abrasive paper is used in a matched manner, and water is added for step-by-step grinding; the technological parameters of automatic polishing and sample preparation are as follows: the loading load is 15-30N, the rotating speed of a moving head is 40-60rpm, the rotating speed of a grinding disc is 100-150rpm, the polishing time is 3-15min, and polishing liquid and polishing cloth with 9 mu m, 3 mu m and 0.02 mu m abrasive particles are used in a matched manner to perform step-by-step polishing. According to the method provided by the invention, the problems of low sample preparation efficiency, unstable sample preparation quality and high consumption of valuable consumables caused by no matched guide process when various marks of aluminum alloys are subjected to sample preparation by using an automatic grinding and polishing machine are solved, and the aluminum alloy metallographic samples can be prepared with high efficiency and high quality.

The invention provides a reagent prepared based on a radiation technology and a preparation method thereof, which belong to the technical field of reagent preparation. The method comprises the steps of activating latex microspheres and a buffer solution under radiation energy; fully mixing the latex microspheres with an antibody; coupling the latex microspheres with the antibody under a radiationcondition; adding a confining liquid; and removing the unbound antibody and blocking protein to obtain the target reagent. The method for preparing the latex in-vitro diagnostic reagent is simple, good in reagent stability, high in coupling efficiency and more suitable for batch production.

The invention discloses a method for inducing tobacco callus by spermine. The method applies spermine as the inductive agent and prepares the inducing medium to carry out the callus induction of tobacco leaf explant. Compared with the traditional medium, the inducing medium prepared by using spermine as the inductive agent is quick in callus rate, high in output, and excellent in quality; moreover, the medium can be directly applied to the proliferation and propagation expansion of the callus, and reach multiple applications of one medium; thus the overall working efficiency can be significantly improved.

The invention discloses an online thickening device for a polymer injection well, which belongs to the field of tertiary oil recovery. The device includes: distribution pipeline, flow distributor, liquid distribution tank, hopper, injection pipeline, polymer injection pump and first control valve. The inlet of the dispensing pipeline is connected with the polymer injection main line of the injection well, and the outlet is connected with the first inlet of the liquid distribution tank; the hopper is connected with the second inlet of the liquid distribution tank; the outlet of the liquid distribution tank is connected with the inlet of the injection pipeline, and the injection The outlet of the pipeline communicates with the polymer injection main line; the polymer injection pump is arranged on the injection pipeline; the flow distributor and the first control valve are arranged on the injection pipeline. The enrichment device can perform individual adaptive enrichment operations on a single polymer injection well, and can perform on-line enrichment on the premise that the polymer injection well does not stop production, and uses the first polymer flooding solution as the prepared mother liquor , avoiding the separate use of the preparation mother liquor, which not only simplifies the preparation process, but also saves raw materials.

The invention discloses a refuse landfill underground water pollution restoration threshold determination method and system, and the method comprises the steps of building a primary evaluation system,and carrying out the primary evaluation of environmental risks; dividing the risk into three levels according to the risk index, and formulating a corresponding repair threshold according to the levels; according to a target concentration method, calculating a restoration threshold value of the landfill with the risk grade being an intermediate grade; and using a health risk evaluation method toformulate a restoration threshold value of the polluted site with an advanced risk level. For landfills with intermediate risk levels and high risk levels, the migration and transformation process ofunderground water in the hydraulic gradient direction is numerically simulated, and landfill pollution remediation thresholds are deduced. According to the method, the formulation procedure of the remediation threshold of the medium-high risk contaminated site is simplified, the workload is reduced, and the pertinence and accuracy of the remediation threshold of the contaminated site in the high risk area are enhanced.

The invention discloses dumpling flour with unique taste, and a preparation method thereof. The dumpling flour comprises the following raw materials in parts by weight: 40-50 parts of specially-made buckwheat flour, 40-50 parts of specially-made corn flour, 10-15 parts of high-gluten flour, 0.6-0.8 part of an improver, 0.01-0.03 part of sodium alginate and 0.04-0.06 part of corn germ oil. The specially-made buckwheat flour and the specially-made corn flour are mixed in the invention; therefore, dumpling wrappers prepared from the dumpling flour disclosed by the invention are boiling-resistantand not easy to break; namely, the dumpling flour integrates the fresh and sweet fragrance of buckwheat and the glutinous fragrance of corn; and furthermore, dumplings prepared from the dumpling flourhave the characteristics of good gluten power, boiling resistance, no frost crack and good taste.

The invention discloses a cup wall overflow type constant volume cup which comprises a beaker and a constant volume pipe, the constant volume pipe is a semi-cylinder and is embedded in the outer wallof the beaker, and calibration scale marks are arranged on the constant volume pipe; an overflow hole is formed in the wall, wrapped by the constant volume pipe, of the beaker, and the overflow hole is located above the scale marks, so that the interior of the beaker is communicated with the constant volume pipe; the position of the scale mark is a liquid fixed constant volume value formed when the beaker is full of liquid to the lower edge of the overflow hole and the constant volume pipe is full of liquid to the scale mark. According to the invention, existing experimental equipment is modified; on the premise of ensuring the preparation precision, solute can be dissolved by directly utilizing the constant volume cup by utilizing the principle of reducing visual errors, which is the sameas that of an existing volumetric flask, so that the operation steps of washing, transferring and the like are reduced, the preparation process is simplified, and errors caused by human factors in excessive operation processes are more effectively reduced.

The invention discloses a method of using spermine to induce tobacco embryoid. The method includes: using spermine as an inducer to prepare an inducing culture medium for embryoid induction of tobacco leaf explant. Compared with conventional culture media, the inducing culture medium prepared by taking spermine as the inducer is high in tobacco embryoid forming speed, yield and quality, and the objective of producing tobacco embryoid can be achieved directly without transferring original explant into other bottles for subculture.