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279 results about "Component Load" patented technology

The correlation coefficients between variable and factors.

Method used for preparing microcarrier/polymer composite scaffold by electro-deposition

InactiveCN103405809ADoes not cause early releaseDoes not cause activityProsthesisTissue repairPolymer scaffold
The invention relates to a method used for preparing a microcarrier/polymer composite scaffold by electro-deposition. The method comprises following steps: the surface of a microcarrier is modified, so that the surface of the microcarrier is positively charged; the microcarrier is loaded with a bioactive component so as to obtain the functional microcarrier; the functional microcarrier is delivered into an organic solvent, and the mixture is treated by ultrasonic and is stirred so as to obtain an electro-deposition solution with a concentration of 0.1 to 1.0mg/ml; a polymer scaffold is prepared, an electrode provided with the polymer scaffold is taken as a cathode, and a blank electrode is taken as an anode; the cathode and the anode are delivered into the electro-deposition solution, and the electro-deposition solution is stirred for electro-deposition so as to obtain the composite scaffold; and the composite scaffold is washed and dried in the air so as to obtain the microcarrier/polymer composite scaffold. Preparation time is short; reaction conditions are mild; and it is impossible to cause early release or inactivation of the bioactive component loaded on the microcarrier. The microcarrier/polymer composite scaffold is capable of simulating the multiple interaction of cells in the body, ECM and growth factors, and providing an ideal environment for tissue therapy and tissue repair.
Owner:DONGHUA UNIV

Bladed fan load processing system based on Matlab

The invention discloses a Bladed fan load processing system based on a Matlab and particularly relates to fan BLADED load calculating preprocessing and postprocessing software based on MATLAB development. The system is divided into four modules, namely, the Bladed load calculating preprocessing module, the Bladed conventional load postprocessing module, the Bladed component load processing module and the Bladed load working condition self-evaluating module. The common load preprocessing and postprocessing process is automated through a calculation procedure, the manual processing time is shortened for load calculating personnel, the repeated work of the load calculating personnel is reduced, and the load preprocessing and postprocessing efficiency is improved. A load calculation model file based on a self-defined working condition table can be automatically generated, the extreme and fatigue load of each component can be automatically extracted and output, the design load of each component is output based on design and procedure generalization and summarization of each component of the complete machine system, the working condition is automatically evaluated and judged through the procedure according to the evaluation indexes of various working conditions, and whether all working condition simulation models and simulation time sequences are normal or not is fast judged.
Owner:明阳智慧能源集团北京科技有限公司

Rolling mill transmission system key component fatigue life early warning method based on load spectrum analysis

The invention discloses a rolling mill transmission system key component fatigue life early warning method based on load spectrum analysis. The method is characterized by comprising the following steps: 1, obtaining a rolling mill transmission system key component load spectrum through real-time monitoring in a rolling mill working process; 2, based on a computer simulation technology, obtaining a stress distribution and conversion coefficient of a rolling mill transmission system key component; 3, obtaining a corresponding stress spectrum by performing conversion processing on the load spectrum measured in the first step; 4, compiling an equivalent stress amplitude histogram by performing statistics on the stress spectrum after processing in the third step by use of a cyclic rain flow counting method; and 5, calculating fatigue life circulation frequency of a transmission part by use of a correction Miner method, and converting the fatigue life circulation frequency into a fatigue life taking a year as a unit. The method solves the problems of large calculation amount and high calculation complexity in a conventional fatigue life calculation method, has quite high applicability and operability and is high in engineering practicality.
Owner:NANJING UNIV OF TECH

Method for carrying out quantitative evaluation on soup hue quality of tea

The invention discloses a method for carrying out quantitative evaluation on the soup hue quality of tea, and the method comprises the following steps: obtaining the final sensory soup hue evaluation values of selected tea samples by more than three tea-tasters; respectively measuring the soup hue measuring values of multiple batches of selected tea samples by using a color difference meter and calculating derivative index values, and carrying out principal component analysis on the tea soup hue parameter variables such as the soup hue measuring values and the derivative index values so as to obtain the previous k principal component load data of the selected tea samples; on the basis of taking the previous k principal component load data of the selected tea samples as the input of a BP (back propagation) neural network, and the final sensory soup hue evaluation values of the selected tea samples as the output of a BP neural network model, carrying out repeated training, obtaining the BP neural network model; and obtaining the previous k principal component load data of a to-be-detected tea sample by using the same method, then inputting the previous k principal component load data of the to-be-detected tea sample into the BP neural network model to predict the quantitative value of the soup hue quality of the to-be-detected tea sample. By using the method disclosed by the invention, the quantitative values of the soup hue quality of tea can be given scientifically and effectively; and the method disclosed by the invention has the advantage of extremely good consistency with an artificial sensory evaluation method.
Owner:JIANGSU UNIV

Catalyst for purifying exhaust gases

A catalyst for purification of exhaust gases including (1) a catalysis-promoting coating comprising a noble metal catalyst and a NOx storage component loaded onto a carrier material, wherein the NOx storage component comprises an alkali metal and, (2) a ceramic substrate for supporting the catalysis-promoting coating, wherein the ceramic substrate exhibits resistance to alkali metal migration below 1000° C. and a coefficient of thermal expansion of less than about 25×10−7/° C. (25-800° C.). A second aspect of, the invention is a process for purifying an exhaust gas from a lean burn engine involving simultaneously removing carbon monoxide, hydrocarbons and nitrogen oxides by bringing the exhaust gas from a lean burn engine into contact with the exhaust gas purifying catalyst of the present invention disclosed above. In this process a majority of the nitrogen oxides in the exhaust gas are adsorbed to the NOx storage component on the porous support under a lean burn atmosphere in which oxidizing concentrations are above a stoichiometric point that is required for oxidizing components to be oxidized in the exhaust gas. Furthermore, when the exhaust gas is temporarily change from lean burn to fuel-rich, the adsorbed nitrogen oxides are released and chemically reduced by a reaction with the hydrocarbons and carbon monoxide in the exhaust gas under a stoichiometric atmosphere or a fuel-rich atmosphere in which oxygen concentrations are below stoichiometric point.
Owner:CORNING INC
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