30results about How to "Good reusability" patented technology

The invention relates to a multidomain uniform modeling and emulation system of a space robot, comprising a space robot path planer (1), a joint shaft module (2), a space robot hand and eye cameral measuring module (3), a space robot mechanism module (4), a world coordinate and centerbody gravitational field (5), a track dynamics and space environment module (6), a space robot base sensor module (7), a propulsion module (8), a counteractive flywheel assembly (10) and a space robot base posture track control module (9). Model libraries are developed by adopting multidomain physical system modeling language Modelica, thereby seamless integration and data switching among models in different domains, such as machinery, electric, software, control and the like, are thoroughly realized, and the target of multidisciplinary optimization design is realized. Based on the modeling and emulation system, the invention can conveniently realize the modeling and emulation of single-arm and multi-arm space robots under the modes of free flying and free floating.

The invention relates to an RTOS-GPOS dual-operation system robot controller based on a ZYNQ dual-core processor. The controller comprises a ZYNQ dual-core processor, a peripheral hardware module withthe ZYNQ dual-core processor as a control core and an RTOS-GPOS dual-operation system tanking the ZYNQ dual-core processor as the hardware basis. The GPOS dual-operation system comprises a master system module, a slave system module, a system starting control module and a dual-core communication module. According to the invention, a dual-operation system parallel operation mechanism based on an asymmetric multi-processing architecture is established on a dual-core chip ZYNQ; a dual-system robot controller is constructed; a general operation system Linux and a real-time operation system FreeRTOS can be operated at the same time; therefore, upper-layer tasks such as man-machine interaction and path planning can be completed, real-time tasks such as motion control and emergency operation canbe executed, a controller which is light, high in communication efficiency and good in reusability is provided for robot development, and the requirements of practical application can be well met.

A storage emluator comprises a database, for storing job orders and storage data of a storage management system, a stock display unit; a middle piece, for reading the job orders and storage data required by emulation from the storage management system, and transforming into predetermined format to store in a database; a storage system simulation model, with a storage model, a storage device model and a simulation program. The storage emluator has evident intersystem hierarchy, causing system intergration and system function expansion more easy, which is conveniently suitable in a plurality of systems. The invention has excellent reusability, which can be used in different storage management systems only modifying the middle piece, and can be applied in conceptual design of the storage system, daily operation, expansion and improvement and the like.

The invention provides a service life verification tester for a ceramic bearing. The service life verification tester is characterized by comprising a transmission system, a loading system, an environment simulation system and a measuring system, wherein the transmission system is used for transmitting dynamic force and driving a test spindle (19) equipped with a test bearing (14) to rotate so as to calculate the service life of the test bearing (14); the loading system is used for loading the test bearing (14) according to actual loading conditions; the environment simulation system is used for simulating high temperature, no lubrication, helium gas and graphite dust in an actual operating environment; and the measuring system is used for measuring environmental parameters and status parameters of the test bearing (14) during a test process. The service life verification tester for the ceramic bearing has the advantages of being capable of verifying the service life of the ceramic bearing in the atmosphere with high temperature, no lubrication and helium gas, being good in reusability, being capable of performing verification tests on the service lives of ceramic bearings in various specifications, and saving cost.

The invention discloses a preparing method of biological diesel through pre-disposing high acid grease with solid acid, which comprises the following steps: proceeding esterified pre-disposing reaction with high acid value and monohydric alcohol under the condition of existing solid acid activator at normal pressure and 50-90 deg.c; filtering out of solid acid activator; regenerating; using repeatedly; adding alkali NaOH or KOH activator into filtering liquid; proceeding ester exchange reaction; producing biological diesel; choosing solid acid activator from H-ZSM-5 type molecular sieve or composite oxides SO42-/ZrO2 blended with assisted composition Ga2O3 or Al2O3 or WO3/ZrO2; setting the blending quantity of Ga2O3 or Al2O3 make up 1-9% of ZrO2 mole weight. This invention does not possess corrosion and pollution, which can make base catalysis ester exchange reaction to be easy.

The invention discloses a locking detection circuit with programmable locking accuracy and locking frequency. In the locking detection circuit, M frequency division is performed on a reference clock, N frequency division is performed on an output clock of a voltage control oscillator (VCO); a counter of which the counting coefficient is related to M and N is enabled to count with the count value as Cnt for time T2 on an N frequency division signal of the VCO output clock within half a period T1 of an M frequency division signal of the reference clock; After delay of X VCO clocks, a judging module is used for comparing T1 with T2 and judging whether the VCO output clock and the reference clock meet a predetermined relation within a certain error range; meanwhile, a lock state mark LOCK is output. The locking detection circuit disclosed by the invention provides programmable parameters M, N, Cnt and X; and the locking accuracy and the locking frequency of the locking detection circuit can be adjusted by changing the parameters.

The invention relates to a software application frame and a development system thereof for smartphones. The application frame comprises a touch screen user interface interpreter, a generalized message service adjuster, a light API object packaging set, a service resource controller, a core function object and an object pool, an XML reader and a persistent mapping relation module; the development system comprises a context and dependence relationship standardization definer, a user interface describer, an information describer, a code frame builder and a persistent mapping relation builder. The software application frame and the development system thereof have good reuseablility andadaptability, and can realize profit of mass production, shorten launching time and make up the defect of human resources.

A method for generating model driving software custom made by frame includes applying class drawing means and model tool to set up field entity and its relation with analyzing and abstracting field information of field model; then carrying out custom made of model to frame; fetching model information, frame information and assembling rule of frame boundary component to fill example in model to frame boundary component till software frame is fully packed i.e. custom made course is completely finished.

The invention discloses a method for synthesizing diurethane. The method is to take carbamate and alkyl or aryl diamine as reactant and an organic solvent as a reaction medium, control the reaction temperature to be between 80 and 300 DEG C and the reaction pressure to be between 1.0 and 2.0 MPa, and catalyze and synthesize the diurethane, wherein the catalyst is one or two selected from Zn(OAc)2, Pb(OAc)2, SnCl2, NiO,SnO2 and ZnO. The method mainly has the characteristics of mild reaction conditions, cheap and easily obtained catalyst, good reusability, easy reclaiming and separation, good economical efficiency of the carbamate raw material, high purity of products, small number of byproducts, and high industrial application value.

The invention discloses a rapid preparation method of superhydrophobic three-dimensional sponge and the application thereof to oil-water separation, and solves the technical problem of low micronanostructure construction and reaction speed during the preparation of a superhydrophobic material on the basis of dopamine. The preparation method comprises the following specific steps: firstly accelerating coating of polydopamine on the surface of three-dimensional sponge by using an oxidizing agent and a crosslinking agent, then reacting with long-chain alkylthiol or amine to prepare the superhydrophobic three-dimensional sponge, and finally applying the superhydrophobic three-dimensional sponge to the oil-water separation through vacuum in-situ continuous collection. The preparation method hasthe advantages of low price, high stability, simplicity in technological method, suitability in large-scale production and the like; the prepared superhydrophobic three-dimensional sponge can be applied to the oil-water separation, has the advantages of high separation efficiency, high speed, good stability, capability of being reused for many times and the like, and has a relatively great potential in treatment to oily wastewater and a petroleum spill accident and the like.

The invention provides a bank fund dynamic account engine processing method, which comprises the following steps: obtaining a dynamic account request, and obtaining a dynamic account object, dynamic account parameters and a dynamic account scene according to the dynamic account request; obtaining account log configuration information according to the dynamic account object, the dynamic account parameter and the dynamic account scene; obtaining a corresponding account log template from a pre-stored database according to the account log configuration information; the account log template obtainsa keyword corresponding to the dynamic account field, and calls an expression analyzer to analyze and obtain a value of the keyword; obtaining payment information through the value of the dynamic account field, and adding the payment information into a to-be-executed list; and executing dynamic account processing through a fund business dynamic account core system according to the to-be-executedlist, and modifying a dynamic account log dynamic account record according to a result of the dynamic account processing.

The invention provides a method for degumming soybean blended oil with immobilized phospholipase A2. The blended oil is preevaporated to increase the contact possibility between the oil and the immobilized enzyme, thereby reducing the inactivation of the immobilized enzyme. The method optimizes the optimum parameters of the reaction temperature, initial reaction pH, addition amount of the immobilized enzyme, reaction time and other degumming conditions. The immobilized phospholipase A2 is used for degumming the soybean blended oil, thereby enhancing the activity and stability of the enzyme in the reaction system, reducing the scaling and pipeline blockage caused by the precipitation of colloids (phospholipid and the like) in the oil. enhancing the utilization ratio of equipment, and lowering the oil refinement cost; besides, the phosphorus content in the final enzyme-method degummed soybean oil obtained by degumming the soybean blended oil with the immobilized phospholipase A2 can be obviously lowered to 11.56 mg/kg; the color of the obtained raw oil (Y35, R6.5, and Lovibond 25.4mm dispoable cuvettes) is better than the color of conventionally degummed oil (Y35, R7.6, and Lovibond 25.4mm dispoable cuvettes); and thus, the method has important meanings for oil refinement.

The invention relates to a method for separating out phenols substances in water by catalytic oxidation with an enzyme-carrying silicon-based mesoporous molecular sieve SBA-15, which belongs to the technical field of application of immobilized enzyme biocatalyst. The method comprises the following steps of: using the silicon-based mesoporous molecular sieve SBA-15 as a carrier, fixing horse radish peroxidase (HRP) simultaneously in the mesoporous duct and the external surface of the SBA-15, using H2O2 as an oxidant, and using the mechanism that the HRP performs catalytic oxidation to the phenols compound to generate sedimentary so as to achieve the aim of separating out phenols pollutants in water. The method can achieve the favorable effect of removing phenols in water under the assistance of solid-liquid separation means. The produced enzyme-carrying SBA-15 has favorable reusability, in particular to the enzyme-carrying SBA-15 after twice fossilization, and the phenols pollutant still can achieve a removal rate of above 60 percent after the enzyme-carrying SBA-15 is reused for six times.

The invention discloses a universal IO processing system for an airborne avionic system. The universal IO processing system comprises a configuration generation tool module and a universal IO processing engine module. The configuration generation tool module is used for acquiring input/output parameters of applications and signal sources corresponding to the applications from an application data set, extracting signals corresponding to each signal source from an ICD (interface control document) data source according to associated data, searching messages corresponding to the signals from the ICD data source, finding corresponding communication interfaces according to the messages, and thereby extracting out all configuration information to generate configuration files. The universal IO processing engine module is used for establishing communication interfaces according to the configuration files to realize communication with the outside and performing related operations according to various attribute values in the configuration files. The universal IO processing system has advantages that portability of avionic application functions is effectively improved, development efficiency of the avionic application functions in processing of large-scale high-complexity ICD data is remarkably improved, and development cost is sharply reduced.

The invention relates to a graphene-nanometer titanium dioxide composite fabric finishing catalyst and a preparation method thereof. The catalyst is characterized by being prepared by loading graphene and nanometer titanium dioxide onto cotton fiber, wherein the appearance of the catalyst is of a gray fiber shape. The catalyst has higher catalytic activity to an oxidation degradation reaction of pollutants like dyes, can remain good catalytic performance in the process of reuse, and can promote a faster oxidation degradation reaction of the pollutants like the dyes in waste water. In addition, in the preparation process of the catalyst, graphene oxide is loaded onto fabric and reduced into graphene; and finally, nanometer titanium dioxide is finished onto the graphene-loaded fabric. Thus, the preparation method for the catalyst has the advantages of relatively simple process, moderate cost, easy operation and facilitation to industrial popularization.

The invention provides a solid base biodiesel catalyst with animal bones as a carrier and a preparation method thereof. The preparation method includes the following steps: drying and crushing washedpig bones for pyrolyzing to obtain biocharcoal; mixing and stirring the biocharcoal and a potassium hydroxide solution, filtering, washing filtrate with deionized water until the pH value of the watersolution after the filtrate is washed is 6.8-7.2, and drying the filtrate to obtain activated biocharcoal; adding the activated biocharcoal to a potassium carbonate solution to stir evenly to preparea composite catalyst, drying and calcining to obtain the solid base biocatalyst. The pig bones are used to prepare the catalyst carrier. The pig bones contain rich organic matters. The main components of the pyrolyzed biocharcoal are hydroxyapatite and carbon. The hydroxyapatite can interact with active substance K2CO3 to form a KCaPO4 structure. The structure can effectively prevent the loss ofmetal ion K +. The catalytic activity and catalytic stability of the catalyst are guaranteed.

The invention discloses a core wall dam design method based on CATIA and Excel. The method comprises the steps that a CATIA parameterized model of the core wall dam is established, core wall dam structure parameters are controlled through an Excel structure parameter table, a three-dimensional model is driven to be automatically updated, and a project quantity statistics plug-in is adopted to synchronously output a project quantity list to an Excel table. The three-dimensional model of the core-wall dam has good reusability. The core wall dam model is controlled through the Excel table, a plurality of design schemes can be stored and can be switched at will, and the model is driven to be updated by modifying parameters in the Excel table. The method also has a function of counting the engineering quantity in a one-key manner, and can output engineering quantity data of the current scheme to an Excel document in real time in combination with a CATIA secondary development program. Moreover, the method is convenient for core wall dam scheme comparison and selection and structure optimization, can be popularized to other CATIA structure models, and has relatively good practicability.

The invention belongs to the electric fence field and relates to a novel electric fence. According to the novel electric fence of the invention, a pile body locking mechanism and a fixing disc are detachably connected with each other in a matched manner, and therefore, a fence pile can be disassembled conveniently, and the disassembly of expansion screws can be avoided; and since no damage to theelectric fence is brought about, the repeated usage of the fence is ensured in a later stage, and the time and cost of inspection and maintenance can be greatly saved.

The invention relates to modified ABS injection molding plastic special for a wire coil, and provides the injection molding plastic special for a delivery wire coil with excellent comprehensive performance. The modified ABS injection molding plastic special for the wire coil is prepared from the following plastic raw materials in weight ratio: 70 to 78 of AS powder, 24 to 28 of ABS high rubber powder, 0.48 to 0.52 of stearic acid, 0.48 to 0.52 of paraffin and 1.8 to 2.2 of calcium carbonate. The raw materials have the following weight ratio: 74 of AS powder, 26 of ABS high rubber powder, 0.5 of stearic acid, 0.5 of paraffin and 2 of calcium carbonate. The modified ABS injection molding plastic special for the wire coil has the advantages of attractive appearance, high load bearing property, impact resistance, environmental protection, excellent mechanical performance and good reusability.

The invention discloses a preparation method and application of a repeatedly usable graphene ionic liquid electrode, and relates to a graphene ionic liquid electrode. The preparation method comprises the following steps: 1) mixing graphene with N-octyl pyridine hexafluorine, and grinding so as to obtain a graphene and ionic liquid mixture; 2) filling the graphene and ionic liquid mixture obtained in the step 1) into an injector, and drying; 3) cooling, subsequently polishing one end of a silicone tube by using pan paper till the surface is smooth and flat, thereby obtaining the repeatedly usable graphene ionic liquid electrode. The repeatedly usable graphene ionic liquid electrode can be applied to bisphenol A detection. The preparation method is relatively simple, the performance is relatively excellent, and application of a carbon paste electrode in constructing an electrochemical sensor is effectively promoted. The repeatedly usable graphene ionic liquid electrode is very applicable to analysis and detection on electric active substances on the surface of an electrode which is easy to passivate.

The invention relates to a method for preparing a three-dimensional graphene supported nano Pd catalyst with a soft template method and an application of the catalyst to nitrobenzene hydrogenation. According to the method, graphene oxide is taken as a carrier precursor and dispersed in an emulsion system of water, ethanol and cyclohexane, and graphene oxide is assembled into a three-dimensional structure with ascorbic acid as a reducing agent; the high-dispersion nano Pd catalyst is prepared from three-dimensional graphene as a carrier. The catalyst is applied to the nitrobenzene hydrogenationreaction, shows high catalytic activity and stability and has higher recovery rate. The preparation conditions of the catalyst are mild, the process is simple, the cost is low, and industrial production is facilitated.

The invention discloses a reinforced concrete mixed shear wall with a replaceable earthquake damaged part. A reinforced concrete shear wall and a concrete base are mutually hinged through an upper lug plate and a lower lug plate and form a support by concrete short columns, the bottoms of the concrete short columns are locked inside the concrete base through long bolts, the concrete short columns are provided with reinforcement supporting frameworks, the outsides of the concrete short columns are prepared by casting concrete, the reinforcement supporting frameworks comprise longitudinal force bearing reinforcements and transverse force bearing reinforcements, the longitudinal force bearing reinforcements are vertically arranged, the transverse force bearing reinforcements are diverged from axes of the concrete short columns to the outsides, and the longitudinal force bearing reinforcements and the transverse force bearing reinforcements are mutually welded. After a wall body is damaged by an earthquake, rapid maintenance and reconstruction are realized by replacing the concrete short columns, and the reinforced concrete mixed shear wall has good reusability and is more economical and practical.

The invention relates to the immobilization of recombinant strain producing 2, 5-furanedicarboxylic acid and the application thereof. The recombinant strain was constructed by integrating glycerol dehydratase gene gldabc of clostridium into gene dha beta of klebsiella terrestris to form recombinant dna gene gldha. The recombinant plasmid pte28at7 was amplified by pcr and inserted into escherichiacoli expression vector pte28at7 to construct 2, 5-recombinant furanedicarboxylic acid gene engineering strain pte28at7-gldha; supramolecular self-assembly template is a super-large specific surface area (no less than 1000m2/g) template with pore size of 20-35nm prepared by sodium silicate, cetyltrimethylammonium bromide, ammonium chloride and aluminum trichloride in aqueous phase and supramolecular self-assembly condition.

The invention provides a monatomic catalytic material for removing refractory organic pollutants and a preparation method of the monatomic catalytic material, and belongs to the field of environmental pollution treatment. The preparation method comprises the following steps: grinding and mixing a certain mass of hexachlorocyclohexane octahydrate and urea, and heating at low temperature to form a eutectic mixture; cooling the eutectic mixture to room temperature, performing grinding and mixing with a certain mass of chlorate, and performing heating to obtain an N-rich carbon carrier; mixing the dissolved iron salt with the N-rich carbon carrier to obtain a suspension, and further uniformly dispersing Fe atoms on the N-rich carbon carrier by adopting a traditional H2 reduction method. Fe species in the catalytic material exist in a monatomic form, and monatomic Fe is loaded on the surface of a carrier through metal-carrier interaction. The material has excellent organic pollutant degradation capability and good reusability in a larger pH range. The material is low in preparation cost, simple in preparation method, low in energy consumption and easy for large-scale preparation, and has a good application prospect in the field of pollution control.

The invention relates to a Co/Co3O4 composite and a preparation method and application of the Co/Co3O4 composite. The adopted technical scheme is as follows: ultrasonically dispersing cobalt nitrate and H3btb, putting the solution into a glass bottle, leaving to stand for 72 hours at the temperature of 85 DEG C, obtaining a Co6(btb)4(4,4'-bipy)3 composite, and calcining the material for 1 hour atthe temperature of 800 DEG C under the nitrogen environment to obtain the Co/Co3O4 composite. The synthesized Co/Co3O4 composite has an efficient catalytic activity for the reduction reaction of p-nitrophenol.

The invention belongs to the aero-engine structural design, and particularly relates to the design of a connector of the installation edges of a wheel plate and a drum. An eccentric self-locking anchor nut is composed of an anchor nut body 1 and a stud 2. One end of the anchor nut body is provided with an eccentric conical hole 5, and the other end of the anchor nut body is provided with a supporting lug 3. An eccentric conical head 10 is arranged at the connecting end of the stud and the nut body. The axis of the anchor nut body and the axis of the eccentric conical hole 5 do not coincide. The axis of the stud and the axis of the eccentric conical head 10 do not coincide. The self-locking nut has the advantages of being good in locking performance, high in repeatability and small in sizeand having an axial positioning function on the stud; the nut is suitable for meeting the design requirements of the anchor nut; the problems of a traditional anchor nut are solved that locking performance is decreased after multiple times of assembling and disassembling, the axial position of a stud needs to be measured and controlled through a caliper rule, and the stud needs to be circumferentially fixed when a nut on the other side is screwed down.

The invention relates to the field of organic synthesis, and discloses a method for synthesizing cyclohexane through 2,6-dimethoxyphenol. According to the method disclosed by the invention, the Pt/NiO catalyst is used for hydrodeoxygenation treatment of 2,6-dimethoxyphenol for the first time, and the synthesis of the final product, namely cyclohexane is realized. According to the method provided by the invention, the product is single, and the selectivity of cyclohexane in the final reaction product is close to 100% by using the Pt/NiO catalyst; and the reaction temperature is controlled to be 373 to 873K, and 2,6-dimethoxyphenol can be quickly and completely converted. The Pt/NiO catalyst provided by the invention has good reusability in an intermittent kettle reaction, and can operate on a fixed bed for a long time.

The invention discloses dry forsterite sand for full-mould casting and a preparation method for the dry forsterite sand. The dry forsterite sand is prepared from the following raw materials in part by weight: 80 to 96 parts of forsterite sand, 2 to 3 parts of graphite powder and 1 to 3 parts of organic resin. The preparation method comprises the following steps of: mixing the forsterite sand, the graphite powder and the organic resin in a proportion, preblending, dry-mixing, adding tap water for wet mixed milling, drying and sieving to obtain the dry forsterite sand for the full-mould casting. The dry forsterite sand for the full-mould casting can overcome the defects that the flowability and the filling property of artificial forsterite sand are insufficient, the forsterite sand is slightly alkaline and is only applicable to the production of alkaline high-alloy steel castings, and the application range is too narrow, and promotes the development of full-mold casting industry.

A partial bending device for plate parts solves the problems in the prior art that special molds are bulky, complicated in mechanism, high in failure rate, difficult in maintenance and poor in practicability. It includes a clamping and positioning mechanism and a hand-held bending tool. It is characterized in that: the clamping and positioning mechanism is composed of a positioning base plate. Several supporting and fixing baffles are arranged on the positioning base plate. End support blocks and folding brackets are respectively set at the corners of the positioning base plate. Bending part support block; the two sides of the bending part support block on the positioning base plate are respectively provided with a first clamping assembly and a second clamping assembly; the first clamping assembly and the second clamping assembly of the clamping positioning mechanism Set the hand-held bending tool in between. The utility model has a reasonable design and a compact structure, and can partially bend a plate in a small area. The operation is convenient and fast, the operation efficiency is high, the cost is saved, and the practicability is strong.

The invention discloses a Cu-Fe bimetallic nanosheet and a preparation method thereof. The preparation method comprises the following steps of 1, preparing a NaOH solution, specifically, dissolving NaOH in a beaker with deionized water, after the solution is cooled, transferring the solution to a volumetric flask, and conducting washing, volume fixing and uniform shaking for laer use; 2) preparinga Cu salt solution and a Fe salt solution, specifically, respectively dissolving a Cu salt and a Fe salt in different beakers by using deionized water, respectively transferring the two solutions todifferent volumetric flasks after the Cu salt and the Fe salt are completely dissolved, and conducting washing, volume fixing and uniform shaking for later use; 3) putting the NaOH solution prepared in the step 1) into a flask, adding the Cu salt solution and the Fe salt solution prepared in the step 2) into the single-neck flask, then adding a complexing agent and a reducing agent, conducting uniform mixing, and conducting heating in a water bath; and (4) after water bath heating in the step (3) is finished, subjecting a reaction product to centrifugal separation, and conducting drying to obtain a product, namely, the CuFe bimetallic nanosheet. The prepared CuFe bimetallic nanosheet has excellent catalytic performance in the aspect of catalyzing degradation of Congo red, and the degradation rate of the prepared Cu0.6Fe0.4 nanosheet for catalyzing the Congo red reaches 97%.