694 results about "Active components" patented technology

The invention discloses a method for predicting and suppressing harmonic waves generated by photovoltaic grid connection, which relates to the technical field of harmonic wave prediction, and comprises the following steps: detecting a three-phase current signal of a photovoltaic grid connection circuit by using an ip-iq detection method, and decomposing the three-phase current into an active component and a reactive component through Clarke conversion and Park conversion; according to the method, high-precision detection and separation of harmonic waves in the photovoltaic grid-connected system are realized by combining an ip-iq method with Clarke and Park transformation, dynamic modeling and harmonic signal prediction are performed by using the LSTM model, the defect of poor adaptability of a traditional method to nonlinear loads is overcome, and the prediction error is as low as 0.1%. Through combination of LSTM prediction and APF dynamic compensation, the compensation current opposite to the harmonic current is generated in real time, the harmonic suppression efficiency and the power grid stability are significantly improved, the electric energy quality is optimized, and the dynamic change of a complex load is adapted.

The invention discloses a detection and analysis system for an oil-controlling and soothing extract, particularly relates to the field of extract detection, is used for solving the problem of accurate quantitative analysis of complex components, and is characterized in that omnibearing characteristics of a sample are synchronously acquired and captured through multiple spectrums, and the information is fused into a high-dimensional data framework, so that the limitation of a single spectrum is avoided; thirdly, noise is removed through accurate calibration, sparse decomposition and cross-modal verification are combined, and it is ensured that extracted component signals truly reflect chemical characteristics and are not covered by redundant interference; on the basis, a clear signal of a target active component is further separated by utilizing dynamic convolution and an attention mechanism, and irrelevant background influence is eliminated; finally, through segmented modeling and geometric constraint, absorbance change is accurately converted into concentration data, and the concentration data can be kept stable even under the background fluctuation or nonlinear condition, so that the quantitative inversion error of the active component is reduced under the scene of background signal fluctuation or non-uniform optical path, and the accuracy of a determination result is improved.

An improved heat pump including an integrated system for the management of refrigerant charge is provided. The integrated system actively adjusts charge allocation and thereby optimizes operational efficiencies in all modes of operation. In one embodiment, the integrated system includes three four-way valves, two expansion valves, two one-way check valves, and a suction line accumulator to optimize charge allocation. The four-way valves dictate the mode switch and refrigerant flow directions, and the expansion valves automatically allocate refrigerant mass in active components and store excess charge in an idle heat exchanger and suction line accumulator by controlling the compressor discharge pressure (equivalent to controlling condenser subcooling degree) as a function of the entering air and water temperatures. The integrated system provides seven working modes and is uniquely suited for spacing cooling, spacing heating, and water heating in both residential and commercial applications.

Techniques are described for a system document management comprising one or more processors having access to a memory. The system is configured to open an electronic document that is to be electronically signed, the electronic document having an active component connected to an external data source. The system is further configured to, while the electronic document is open, execute the active component to retrieve data from the external data source. The system is further configured to insert the data retrieved from the external data source into a field of the electronic document. The system is further configured to output, for display, a graphical user interface that presents the content of the electronic document to a user device.

The wireless RF semiconductor system is described for use in wireless communication devices that operate in frequency range from 6 GHz to 100 GHz. The system comprises of at least one RF antenna and at least one active RF component fabricated (or built) on the same semiconductor substrate inside a one single packaged module. The wireless RF semiconductor system is described in a variety of different configurations with its functionality divided up over several single chip circuits. The system simplifies assembly, reduces size and cost, and allows for a quick time to market, while maximizing the RF performance demanded by fixed and mobile 4G, 5G and other wireless standards.

The invention relates to the technical field of food processing parameter regulation and control, and particularly discloses a production parameter regulation and control method for improving the efficacy of wolfberry puree, which comprises the following steps of: acquiring temperature data, viscosity data and active component concentration change data of an extracting solution in different areas in real time by utilizing a high-precision temperature sensor, an online viscometer and a near-infrared spectrometer; the system is integrated into a central control system for comprehensive monitoring through the industrial Internet of Things technology, an advanced data analysis method is adopted to deeply analyze the data, an overheating area and other abnormal conditions are accurately recognized, and the system dynamically adjusts the heat source power and the liquid flow rate based on the real-time monitoring data, so that the heat source efficiency is improved. And high stability and consistency of the production process are ensured.

The invention provides a solid electrolyte film and a preparation method thereof, a diaphragm-free solid-state battery, a solid-state battery and a mechanical device. The method comprises the following steps: (1) mixing and modifying a lithium salt, an ionic liquid and a cross-linking agent to obtain a modified active component; (2) mixing the modified active component, a polymer monomer and an initiator to obtain a precursor solution, wherein the polymer monomer comprises at least one of a boron-containing monomer, a sulfate monomer, a carbonate monomer, an amide monomer, an ether monomer and a fluorine-containing monomer; and (3) applying the precursor solution to a base material for polymerization to obtain the solid electrolyte film. Therefore, the solid-state electrolyte film has high lithium ion conductivity and excellent mechanical strength and stability, a solid-state battery prepared from the solid-state electrolyte film has high ionic conductivity, a diaphragm can be replaced, a diaphragm-free battery can be prepared, the cycle life of the battery is prolonged, and the safety of the battery is improved.

The invention belongs to the technical field of high-purity gas preparation and catalysis, and discloses a copper-iron double-component composite catalyst for removing trace acetylene and ethylene in petrochemical byproduct hydrogen chloride gas to prepare electronic grade hydrogen chloride gas, and a preparation method of the copper-iron double-component composite catalyst comprises the following steps: immersing activated carbon in hydrochloric acid; washing the activated carbon carrier with deionized water until the pH is neutral, and drying to obtain the pretreated activated carbon carrier; and impregnating the active component on the pretreated active carbon carrier, carrying out ultrasonic-assisted impregnation, standing, and drying, thereby obtaining the product, the active components are Fe metal salt and Cu metal salt. According to the method, trace acetylene and ethylene in the petrochemical byproduct hydrogen chloride gas are catalyzed to react with the hydrogen chloride gas at the same time, so that acetylene and ethylene are removed at the same time, and the acetylene and ethylene removal step in the existing hydrogen chloride purification process is simplified. Compared with a traditional method, the reaction efficiency of preparing the electronic-grade hydrogen chloride gas is remarkably improved.

The invention provides a proton exchange membrane, a preparation method thereof and a fuel cell, and relates to the technical field of fuel cells. The proton exchange membrane comprises a base material with a porous structure, pores of the base material contain active components, and the active components comprise a heteropolyacid modified MOF material and sulfonated polyfluorene biphenyl indole; the weight ratio of the heteropoly acid to the MOF material is 1: (1-3). The proton exchange membrane provided by the invention has the characteristics of excellent mechanical durability, high proton conductivity and ultra-thinness, and can improve the mechanical strength, ductility and chemical stability of the membrane while reducing the expansion of the membrane.

The invention relates to the field of 3D printing and catalytic materials, and discloses a method for preparing a manganese-based catalyst through 3D printing, the prepared catalyst and application, the method comprises the following steps: (1) mixing a photosensitive resin mixed solution with ceramic powder to obtain photosensitive ceramic slurry, and carrying out 3D printing to obtain a printing blank; (2) degreasing and sintering the printing green body to obtain a 3D printing ceramic carrier; and (3) coating the surface of the 3D printing ceramic carrier with the slurry containing the manganese oxide, and roasting to obtain the manganese-based catalyst. According to the method, effective preparation of the manganese-based catalyst is achieved in a coating mode, the coating method is easy and convenient to operate and suitable for batch production, the carrier prepared in a 3D printing mode has a communicated pore channel structure, active components are fully distributed on the surface of the carrier, and the catalytic oxidation activity of the catalyst is improved.

An ultrasonic transducer device includes a substrate, an ultrasonic oscillation unit, a ground signal line, a DC voltage signal line and an AC voltage signal line. The substrate includes an active component area and a wiring area located around the active component area. The ultrasonic oscillation unit includes a first electrode layer, a second electrode layer, a third electrode layer and a cavity. The first electrode layer is located on a first side of the cavity, and the second electrode layer and the third electrode layer are located on a second side of the cavity. The ground signal line, disposed in the wiring area, is electrically connected to the first electrode layer. The DC voltage signal line, disposed in the wiring area, is electrically connected to the second electrode layer. The AC voltage signal line, disposed in the wiring area, is electrically connected to the third electrode layer.

The invention relates to the technical field of skin care product detection, and discloses a multi-dimensional rapid detection and comprehensive analysis system for a skin care product formula. The method comprises the following steps: acquiring infrared spectrum data of a skin care product through a component spectrum acquisition device, and extracting characteristic peak information to generate an original spectrum characteristic vector; the formula component analysis engine matches the standard spectral characteristics, identifies active components and concentration proportions and outputs a component identification list; the component interaction relation modeling module constructs a component collaboration or antagonism relation network and generates a graph; the stability prediction unit analyzes component stability change trends in different environments and outputs a prediction report; the safety evaluation module calculates a safety threshold value and a risk level and generates an evaluation matrix; the formula optimization suggestion generator screens replaceable components or adjusts the concentration, and outputs optimization suggestions; and the detection report integration unit carries out structured integration on the result to form a final report. According to the system, multi-link integrated detection is realized, and the detection requirements of skin care products are met.

A semiconductor device includes a semiconductor substrate, an interconnect, and at least one thermal via. The semiconductor substrate includes at least one active component. The interconnect is disposed over and electrically coupled to the at least one active component. The at least one thermal via penetrates through the interconnect and is thermally coupled to the at least one active component, where a thermal conductivity of the at least one thermal via is different than a thermal conductivity of a dielectric layer of the interconnect.

The invention relates to a niobium-based solid electrolyte and a preparation method and application thereof, the niobium-based solid electrolyte has the following chemical general formula: xLia Ab-yNbCl5-(1-y) McBd, 0.1 < = x < = 3, 0 < y < 1, 0 < a < = 3, 0 < b < = 1, 0 < c < = 3 and 0 < d < = 8, and M comprises at least one of Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Mo, W, Ce and Eu. The niobium-based solid electrolyte can effectively reduce the influence of inactive components such as electrolyte in a composite positive electrode of a solid-state battery on the energy density of the solid-state electrolyte, effectively improves the energy density and power density of the solid-state lithium battery, has good room-temperature ionic conductivity, and has a good application prospect in the field of lithium batteries.

A processing device in a memory sub-system receives a request to generate a digital certificate associated with a memory device including a set of active components, where each active component of the set of active components is associated with an active component identifier. In response to the request, a set of active component identifiers are identified. Based on at least a portion of the set of active component identifiers, the digital certificate associated with the memory device is generated and provided to a host system, where the digital certificate is used to authenticate the memory device

The invention provides a cardiovascular and cerebrovascular health care product production process control method and system based on multi-parameter collaborative optimization. Wherein thermal field temperature parameters of active components in a mixing container are collected in real time, and a parameter matrix is constructed by combining degradation kinetics and phase change state parameters; establishing a correlation model of a thermal stability layer, a phase change layer and an anti-oxidation attenuation layer based on a deep learning algorithm, and generating a differential control instruction of the double-spiral stirrer by optimizing a thermodynamic analysis rule; a compound motion mode of radial sweeping stirring of the main spiral body and axial pulse overturning of the auxiliary spiral body is executed, and a semiconductor temperature control device is synchronously adopted for temperature gradient compensation, so that dynamic matching of the stirring speed and temperature control parameters is realized; mapping lipid carrier premixing and inclusion processes and sustained-release matrix crosslinking parameters to a temperature regulation and control system to form comprehensive process parameter closed-loop feedback; and the degradation kinetic parameters are reversely corrected through online detection data, and the parameter matrix is iteratively updated until a preset quality index is reached.

The present disclosure provides an electronic device. The electronic device includes a flexible element, and a sensing element adjacent to the flexible element and configured to detect a biosignal. The electronic device also includes an active component in the flexible element and electrically connected with the sensing element. A method of manufacturing an electronic device is also disclosed.

In an exemplary embodiment, a phased array antenna comprises multiple subcircuits in communication with multiple radiating elements. The radio frequency signals are independently adjusted for both polarization control and beam steering. In a receive embodiment, multiple RF signals of various polarizations are received and combined into at least one receive beam output. In a transmit embodiment, at least one transmit beam input is divided and transmitted through multiple radiating elements, with the transmitted beams having various polarizations. In an exemplary embodiment, the phased array antenna provides multi-beam formation over multiple operating frequency bands. The wideband nature of the active components allows for operation over multiple frequency bands simultaneously.

A semiconductor device includes a semiconductor die. The semiconductor die includes a substrate including at least one active component, an interconnect disposed over and electrically coupled to the at least one active component, and at least one first thermal control element disposed inside the interconnect and thermally coupled to the at least one active component. The at least one active component is surrounded by the at least one first thermal control element in a vertical projection along a stacking direction of the substrate and the interconnect.

The invention belongs to the technical field of semiconductor material processing, and relates to a bonding method and a wafer room temperature bonding method, which are executed by a bonding system comprising a film forming chamber, a bonding chamber, a transmission chamber and a bonding point location preparation unit. The method comprises the following steps: forming an active film layer containing unsaturated bond active points on the surface of a wafer; active components are introduced through the bonding point site preparation unit, so that the active components react with the active point sites to form bonding point sites; transmitting the two wafers to a bonding chamber and aligning the two wafers; pressure is applied, and bonding is completed by means of the pressure and the bonding reaction between the bonding points. According to the method, the flat and active bonding surface can be prepared, the lattice structure is not influenced in the bonding process, and the quality of the bonding wafer product can be improved.

The invention relates to an iron and phosphorus co-doped Co3S4 hollow polyhedral electrocatalyst as well as a preparation method and application thereof, and belongs to the technical field of electrocatalysis and new energy materials. The electrocatalyst material provided by the invention adopts a hydrothermal-high temperature phosphating combined preparation method, and the synthesis steps comprise: preparing an iron-doped Co3S4 hollow polyhedral precursor in one step by adopting a hydrothermal reaction, and then carrying out high temperature phosphating to obtain the iron and phosphorus co-doped Co3S4 hollow polyhedral point catalyst material. The prepared electrocatalyst material has the characteristics of anion and cation co-doping and hollow porosity, and the oxygen evolution reaction activity of the electrocatalyst is improved through the synergistic effect of multiple active components such as Fe atoms, P atoms and Co3S4 nanoparticles; the preparation method is low in cost, and the obtained material is high in catalytic activity and good in stability and has wide application prospects in the fields of electrolyzed water, metal-air batteries and the like.

The invention discloses a high-magnification low-expansion modified silicon-carbon composite material and a preparation method and application thereof, the modified silicon-carbon composite material is of a particle structure and comprises a silicon-carbon material serving as an inner core and a fluorine-containing conductive polymer layer coating the surface of the silicon-carbon material; the silicon-carbon material is obtained by coating the surfaces of silicon particles with carbon layers; the fluorine-containing conductive polymer layer is obtained by initiating polymerization of a first monomer and a second monomer, and the first monomer is a fluorine-containing polymer monomer. The preparation method comprises the following steps: putting the silicon-carbon material, a first monomer and a second monomer into a hydrothermal reaction kettle, adding a mixed solvent of water and ethanol, heating while stirring, adding an initiator after heating to a target temperature, preserving heat, reacting, cooling, carrying out suction filtration, washing with water, and drying to obtain the fluoro-coated silicon-carbon material, namely the modified silicon-carbon composite material. According to the application, the modified silicon-carbon composite material serves as a negative electrode active component and is mixed with a conductive agent, a binding agent and a dispersing agent, so that the negative electrode coating slurry for preparing the negative electrode plate of the lithium ion battery is formed.

The invention belongs to the technical field of environmental pollution treatment and photocatalytic materials, and particularly relates to a multi-component composite material as well as a preparation method and application thereof. The multi-component composite material provided by the invention comprises a carrier and an active component growing on the carrier in situ, the carrier comprises an MXene two-dimensional material and biochar; the invention discloses a multi-component composite material and a preparation method thereof, the multi-component composite material comprises active components, the active components comprise Ce2Sn2O7 and Bi3O4Br, the Ce2Sn2O7 and the Bi3O4Br form a heterogeneous coupling body, the multi-component composite material provided by the invention is applied to degradation of PFAS as a photocatalyst, high-yield H2O2 generation and efficient PFOA degradation can be realized under a visible light illumination condition, and the multi-component composite material has good stability and reusability.

The invention discloses a preparation method and application of a carbon dioxide hydrogenation catalyst, and belongs to the field of hydrogenation catalysis. The vanadium slag is used as a raw material, a leaching solution containing silicon, chromium and vanadium is obtained through sodium salt roasting, an aluminum source is added to remove the silicon element, meanwhile, an ordered mesoporous carbon material is added, and silicon and aluminum elements are converted into an ordered mesoporous composite oxide which is used as a hydrogenation catalyst carrier; an indium salt, a cerium salt and a nickel salt are dissolved in ethanol and mixed with the carrier for isopyknic impregnation to obtain the hydrogenation catalyst; and carrying out chromium and vanadium separation on the silicon-removed leaching solution to obtain chromium sesquioxide and the all-vanadium redox flow battery electrolyte. The catalyst has a regular pore structure, ordered mesopores provide a confinement effect, dispersion and anchoring of active components are facilitated, and the activity of the catalyst is remarkably improved.

The present invention discloses a catalyst for hydrogenating carbon dioxide to ethanol, its preparation method and application. The catalyst is composed of an active metal, a promoter and a carrier. The active metal is Cu, Co and Ga. The promoter is a combination of any one of Mn or K and Na. The carrier is a carbon carrier. Calculated by the weight ratio of the catalyst being 100%, the contents of each component are as follows: Cu 10-20%, Co 10-20%, Ga 5-10%, Na 1-3%, Mn or K 1-3%, and the balance is the carrier. The introduction of the carbon carrier in the catalyst of the present invention is beneficial to the dispersion of the active metal. At the same time, the electronic effect of the carbon carrier creates more active site interfaces of the active components. The structural effect and the electronic effect of the carbon carrier promoting metal dispersion play a synergistic role, improving the selectivity of the target product. The preparation method of the catalyst of the present invention is simple, the preparation process is short, and it is environmentally friendly and easy to scale up.

This application relates to a heat dissipation shielding structure and a processing method, a circuit board assembly, and an electronic device. The printed circuit board includes a mounting surface. Electronic components are mounted on the mounting surface. The electronic components include an active component and a passive component. The heat dissipation shielding structure includes an insulating layer. The insulating layer is covered on the mounting surface, and wraps at least a side surface of the active component, so that a side that is of the insulating layer and that faces away from the mounting surface forms a first surface together with a top surface of the active component. A shielding layer is covered on the first surface, a shape of the shielding layer matches a shape of the first surface, and the shielding layer is electrically connected to a ground network of the printed circuit board.

The invention relates to an electrochemical generation device and a method for preparing hydrogen peroxide, the electrochemical generation device comprises an electrolysis module, and the electrolysis module comprises an electrolytic tank, an anode and an amphiphilic cathode; the amphiphilic cathode comprises a carbon felt substrate and active components loaded on the carbon felt substrate, and the active components comprise oxidized carbon black and polytetrafluoroethylene. According to the electrochemical generation device, under the condition that gas compression equipment is not additionally arranged, the interface mass transfer and three-phase interface catalytic performance of the amphiphilic cathode in the electrocatalytic oxygen reduction process is effectively improved, the electrode catalytic efficiency is improved, meanwhile, electrode surface denaturation and inactivation are reduced, and the yield of hydrogen peroxide is effectively improved.

The invention discloses a method for preparing an hBN ceramic coating on the surface of a SiCp / 2024Al substrate, and belongs to the technical field of surface treatment. The invention discloses a method for preparing an hBN ceramic coating on the surface of a SiCp / 2024Al substrate. The method comprises the steps that the SiCp / 2024Al substrate is polished and ground and then dried after being subjected to ultrasonic cleaning; adding sodium silicate, sodium hydroxide, the hexagonal boron nitride nano-powder and a surface active component into deionized water, and performing ultrasonic dispersion to obtain a composite electrolyte; placing the composite electrolyte in a stainless steel electrolytic bath, and connecting the stainless steel electrolytic bath to a power supply cathode of a plasma discharge system; the pretreated SiCp / 2024Al substrate is connected to the positive electrode of a power source of a plasma discharge system and immersed in the composite electrolyte; and the plasma discharge system operates, under the action of positive and negative pulses, the nano-particles are driven to migrate to the surface of the SiCp / 2024Al substrate and participate in reaction co-deposition, and the compact and uniform large-thickness high-electrical-insulation hBN ceramic coating grows on the surface of the substrate.

The invention provides a multi-window different display screen projection method based on a container execution mechanism, and relates to the technical field of intelligent terminal display, and the method comprises the steps: constructing a plurality of target containers based on an active component, and arranging the target containers according to a preset layout template to generate a virtual main window, acquiring a user touch screen event through the virtual main window, converting an original coordinate of the user touch screen event into a target coordinate, sending the target coordinate to a target application window in a target container, driving the target application window to execute logic operation, generating a real-time picture frame, storing the real-time picture frame in a frame buffer area of the target container, reading all the real-time picture frames through the virtual main window, and displaying the real-time picture frame. According to the method, the virtual windows are selected, the virtual windows are spliced according to a preset layout template to obtain a synthesized projection screen picture, and the synthesized projection screen picture is coded and transmitted to an external screen projection end through a projection screen protocol, so that the development efficiency can be improved, multi-window different-display projection screen is realized, the projection screen diversity is enriched, various containers are flexibly arranged in the main virtual window, and the development efficiency is improved. And the method is suitable for different large-screen scenes and meets diversified screen projection requirements.

The invention belongs to the technical field of mass spectrum ionization sources, provides an online detection mass spectrum ionization source for gas components at an outlet of a combustion chamber of an aero-engine, and solves the problem that an existing ionization source is difficult to be applied to a field test for measuring the concentration of components at the outlet of a combustion chamber of a real aero-engine. According to the technical scheme, the device comprises an ionization source cavity and a radio frequency windowless discharge lamp, a plate electrode, a taper hole electrode, a lamp holder electrode, a direct current transmission electrode, a radio frequency transmission electrode and a differential electrode are sequentially arranged in the ionization source cavity in the axis direction, and a discharge gas inlet is formed in the ionization source cavity. One end of the radio frequency windowless discharge lamp is connected to the discharge gas inlet, and the other end of the radio frequency windowless discharge lamp extends into the lamp holder electrode; the taper hole electrode enables fuel gas to be fed in a molecular beam mode, efficient transmission of stable components and active components in the fuel gas is guaranteed, efficient transmission of ions is achieved in the mode that the direct-current transmission electrode and the radio-frequency transmission electrode are combined, and full-spectrum online analysis of the components of the fuel gas at the outlet of a combustion chamber of an aero-engine can be achieved.