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950results about How to "Reduce cumbersome" patented technology

Method for preparing hierarchical porous titanium silicalite TS-1

The invention discloses a method for preparing hierarchical porous titanium silicalite TS-1, which is characterized in that: carbon black is replaced by cheap sugar, and materials such as carbon nanotubes and the like are used as a mesoporous/macroporous template, so the synthesis cost of a molecular sieve is greatly reduced. In the process of preparing dry glue by performing heat treatment on sugar-containing TS-1 molecular sieve synthetic sol, the sugar is heated and part of sugar is carbonized and dehydrated to directly form a hard template, so that high-temperature carbonization under the protection of inert gas is avoided, the complicated process of separately preparing a carbon template and a carbon-silicon complex is saved, and the preparation process of a hierarchical porous zeolite molecular sieve is greatly simplified. The product prepared by the method has the advantages of regular shape and microporous channel of the conventional TS-1, mesopores of 4 to 50nm and macropores of more than 50nm which pass through zeolite, and mutually communicated hierarchical porous channels to overcome the limitation of inherent micropores of the zeolite on catalytic reaction, and can be used for olefin epoxidation, aromatic hydrocarbon hydroxylation, cyclohexanone ammoxidation, oxidation removal of different sizes of sulfides in liquid fuel, and the like.
Owner:DALIAN UNIV OF TECH

Method for building simplified parametric finite element model of car collision

The invention discloses a method for building a simplified parametric finite element model of car collision, and aims to solve the problem of consumption of a large amount of modification and calculation time due to adoption of a conventional detailed finite element model in car body structure anti-collision design and improvement in the prior art. The method comprises the following steps of 1) establishing a topological structure of a car body: (1) obtaining a detailed finite element model of a car; (2) building a one-dimensional unit topological model of the car body; and (3) building a topological structure model of the car body; 2) extracting cross section parameters of parts; 3) extracting stiffness characteristics of the parts and performing parameterization: (1) extracting crushing stiffness characteristics and performing parameterization; (2) building finite element simulation models of the crushing parts by utilizing Hypermesh software and performing calculation by utilizing LS-DYNA software to obtain a crushing force-crushing quantity curve; and (3) simplifying the crushing force-crushing quantity curve according to an absorbed energy equality principle and performing parameterization; 4) simulating collision characteristics of the parts; and 5) verifying the simplified parametric finite element model.
Owner:JILIN UNIV

Industrial control information safety monitoring system adopting black and white lists for analysis

InactiveCN110868425AEnhancing fine-grained analysisImprove accuracyTransmissionMonitoring systemWhitelist
The invention relates to the field of industrial control system information safety, in particular to an industrial control information safety monitoring system adopting a black list and a white list for analysis, which comprises the following steps of: (1) collecting an initial sample library; (2) blacklist rule formation and alarm generation; (3) white list rule formation and alarm generation; (4) intelligently generating a communication white list; (5) protocol rule formation and alarm generation; and (6) performing visual alarm and report display. The beneficial effects of the invention arethat the system carries out the credible monitoring of assets in the industrial control network, carries out the credible monitoring of communication in the industrial control network, carries out the deep analysis of a plurality of industrial protocols, carries out the visual display of a topological structure of the industrial control network, and carries out the report statistics of a threat form in the industrial control network; the method is beneficial to realization of abnormal monitoring in the network, is beneficial to realization of quick positioning and troubleshooting of problem assets and problem communication behaviors, is beneficial to avoiding human operation errors, improves the accuracy of a white list, reduces missing reports and false reports, and constructs a monitoring system easy to operate and capable of quickly positioning problems.
Owner:上海三零卫士信息安全有限公司

Session relationship establishing method and device and system

The invention discloses a session relationship establishing method, a device and a system and belongs to the field of internet technology. The session relationship establishing method includes the steps that a home terminal recognizes an opposite terminal within a preset range and establishes near field communication (NFC) connection with the opposite terminal, and the home terminal the opposite terminal are respectively provided with an NFC module and instant messaging software; and the home terminal touches the opposite terminal, launches an NFC request to the opposite terminal according to the NFC connection, obtaining a user identification (ID) and a certificate of the opposite terminal, sends request information to a server, and enables the server to establish the session relationship between the home terminal and the opposite terminal according to the request information. According to the session relationship establishing method, the home terminal touches the opposite terminal, obtains the user ID and the certificate of the opposite terminal, then sends the request information carrying the user ID of the home terminal and the user ID and the certificate of the opposite terminal to the server, and enables the server to establish the session relationship between the home terminal and the opposite terminal without authentication of the home terminal and the opposite terminal. The session relationship establishing method effectively avoids the trouble that a user needs to carry out searching, locating and verification to good friends near at hand, then adds the good friends as friends and last can carry out session.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Public bicycle renting system using two-dimensional code scanning

The invention discloses a public bicycle renting system using two-dimensional code scanning. The public bicycle renting system comprises a mobile client, a renting station and a background service end which are communicated through network connection by the aid of respectively communication modules, wherein the mobile client is used for generating a two-dimensional code according to the data of a user; the renting station comprises a front-end service module and a lock, the front-end service module is used for identifying the two-dimensional code, transmitting a matching request to the background service end, detecting the returning action of a public bicycle to obtain the information of the public bicycle, locking the public bicycle and charging a user according to the rate; the background service end responds to the matching request, judges the information legitimacy of the two-dimensional code and returns a matching result; the front-end service module controls of the lock to unlock or lock the public bicycle. The public bicycle renting system has the advantages that public bicycle renting is achieved by using the front-end service module to scan the two-dimensional code, the complexity caused by card application is alleviated, and user experience is improved.
Owner:HANGZHOU GST TECH

Integrated oil phase for emulsion explosive and preparation method thereof

The invention discloses an integrated oil phase for emulsion explosive and a preparation method thereof. The integrated oil phase for the emulsion explosive comprises the following components in part by mass: 10 to 18 parts of paraffin, 1 to 6 parts of microcrystalline wax, 45 to 65 parts of cerate and 25 to 35 parts of complex additive. The preparation method for the integrated oil phase for the emulsion explosive comprises the following steps of: preparing the components; adding the paraffin and the microcrystalline wax into an adjustable dehydrator, and heating for melting; adding the cerate, and fully stirring until the components are mixed and dissolved; raising the temperature for dehydration, and reducing the temperature; adding the complex additive, and stirring at a high speed until the components are mixed and dissolved; and filtering, discharging, cooling, forming and packaging. The integrated oil phase for the emulsion explosive integrates various components, has generality, and easily operates and controls the quality of the emulsion explosive, and can ensure the emulsifying property and emulsion stability in the production process of the emulsion explosive; the raw materials are easily obtained, low in cost and convenient to use; and the preparation method provides favorable guarantee for popularization and promotion in the industry.
Owner:GUANGDONG SUNION CHEM & PLASTIC

Building alarm system method and apparatus

InactiveCN104299380AImprove securityExpand the field of information transmissionAlarmsComputer terminalDevelopment period
The invention relates to a building alarm system method and apparatus. Peripheral environment sensors detect house peripheral environment parameters and send out trigger commands when the detected house peripheral environment parameters meet a predetermined trigger condition; an indoor terminal receives the trigger command sent out by the peripheral environment sensors and generates terminal alarm information containing the indoor terminal identifier based on the trigger command, and sends the terminal alarm information to a centralized control unit; the centralized control unit storing a corresponding relation between an indoor terminal identifier and a user account number in advance generates user alarm information based on the terminal alarm information, parses an indoor terminal identifier from the terminal alarm information, queries a user account number corresponding to the indoor terminal identifier, and issues the user alarm information to the user account number corresponding to the indoor terminal identifier. According to the invention, the building alarm system of the local area network is accessed to the mobile internet network, so that the demand of timely building alarm information receiving by the residents at outdoors can be satisfied and the development period and cost can be reduced.
Owner:FUJIAN STAR NET EVIDEO INFORMATION SYST CO LTD

Garbage treatment device based on Internet of Things and treatment method thereof

ActiveCN108817042AReduce cumbersomeAvoid the problem of inconvenient disinfectionSolid waste disposalMedical waste disposalThe InternetSewage
The invention discloses a garbage treatment device based on the Internet of Things. The garbage treatment device based on the Internet of Things comprises a base, a sewage box is fixedly connected with the top of the base, the top of the sewage box is sequentially communicated with a compression box and a flushing box from left to right, an oblique leakage board is fixedly connected with the lowerpart of the inner surface of the flushing box, cutting blades are rotatably connected with the upper parts of the two sides of the inner surface of the flushing box through fixing bases respectively,a first spring is fixedly connected between one side of each cutting blade and the corresponding inner wall of the flushing box, and the invention relates to the technical field of garbage treatment.According to the garbage treatment device based on the Internet of Things and the treatment method thereof, the cutting blades are used for cutting open a garbage bag automatically, tediousness of cutting the garbage bag is omitted, the problem that internal garbage is inconvenient to disinfect when the garbage bag is not cut open is solved, moreover, through cooperation of elastic barrels, pushrods and a shaking board, the garbage which drops out can be shaken loose, flushing and disinfection are facilitated, disinfection is even and thorough, and purchasing of cutting equipment additionally is not needed, so that the cost is reduced.
Owner:江苏中翔云环境科技有限公司
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