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56results about How to "Overcome effectiveness" patented technology

Heating atomization electronic cigarette using capacitances to supply power

InactiveCN101862038AAvoid auto-connect problemsConnectivityTobacco devicesCapacitanceElectricity
The invention provides a heating atomization electronic cigarette using capacitances to supply power, which comprises a power supply part, a cigarette body part and a hollow cigarette holder part, wherein the power supply part comprises an indicator light, a pair of electrode connection-pegs and a lead connection-peg, the indicator light is arranged at the back end of a power supply, and the electrode connection-pegs and the lead connection-peg are arranged at the front end of the power supply; the cigarette body part comprises a pair of electrode plug interfaces, a lead plug interface, a control circuit module, a heating atomization device, a liquid suction head and a nicotine reservoir, the electrode plug interfaces and the lead plug interface are arranged at the back end of a hollow cigarette stem, and the control circuit module, the heating atomization device, the liquid suction head and the nicotine reservoir are sequentially arranged in the hollow cavity of the hollow cigarette stem; a sponge body is arranged in the nicotine reservoir, and a liquid inlet is arranged on the wall of the nicotine reservoir; the two ends of the liquid suction head are respectively contacted and connected with the heating atomization device and the sponge body, and the power supply part and the cigarette body part can be separated or connected by the electrode connection-pegs, the lead connection-peg, the electrode plug interfaces and the lead plug interface in a plug-in way; and the front end of the cigarette body is in plug-in or threaded connection with the back end of the hollow cigarette holder, and the power supply, the indicator light, the control circuit module and the heating atomization device are sequentially and electrically connected.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Radar radiation source identification method and device based on extended residual network

The invention belongs to the technical field of radar signal processing, and particularly relates to a radar radiation source identification method and device based on an extended residual network. The radar radiation source identification method comprises the steps: carrying out the time-frequency analysis of a radar signal, and converting the time domain waveform of the radar signal into a two-dimensional time-frequency image; preprocessing the time-frequency image to obtain input data of a deep learning network; and constructing an extended residual deep learning network model, and for input data, self-learning signal time-frequency image features by using the network model and carrying out classified identification. According to the radar radiation source identification method, the problems that a traditional method is sensitive to noise, low in extraction characteristic effectiveness and universality and the like are solved, and the excellent identification effect can still be kept for complex multi-class radar signals in the environment with the low signal-to-noise ratio; the radar radiation source identification method can solve the problems that a simple depth model is weakin learning ability, confusion time-frequency image similar signals and the like, and is good in confusion resistance, accurate in identification result and high in identification accuracy; and the radar radiation source identification method can be applied to radar radiation source identification of more types, and has very high adaptability and popularization.
Owner:PLA STRATEGIC SUPPORT FORCE INFORMATION ENG UNIV PLA SSF IEU

Conjugated imaging-based multi-deformable lens series combining wavefront corrector

The invention is a conjugate imaging-based multi-deformable mirror sires combined wave front corrector, comprising at least two same wave front correctors and corresponding 4f optical system, where the adjacent wave front correctors are interconnected by the 4f optical system to compose a combined wave front corrector and make each wave front corrector located in the optical conjugate imaging position, i.e. each wave front corrector is placed on the front focal surface and rear focal surface of the 4f optical system in order, the wave front corrector can be a deformable mirror using piezoelectric or electrostrictive ceramic as driver and separately driving continuous mirror surface, or a double-voltage deformable mirror, a deformable mirror made by microelectronic mechanical system (MEMS) technique, etc; the 4f optical system adopts a lens-composed refracting system or a reflecting system composed of off-axis parabolic mirror. And the invention has simple structure, high light energy utilization ratio, and can effectively increase wave front correction travel and provides an easy-to-implement method for improving the wave front correcting effect of the self-adapting optical system by using the existing deformable mirror manufacturing technique.
Owner:INST OF OPTICS & ELECTRONICS - CHINESE ACAD OF SCI

Method for respectively recycling copper, nickel and zinc from electroplating sludge

ActiveCN107287428AOvercome effectivenessOvercoming the disadvantages of high valueProcess efficiency improvementZinc hydroxideSludge
An applicator provides a method for respectively recycling copper, nickel and zinc from electroplating sludge. The method comprises the following steps: adding sulfuric acid into the electroplating sludge to be dissolved to obtain a solution, and carrying out solid-liquid separation to obtain calcium sulfate; carrying out reductive treatment on the obtained solution (1) after dissolution to obtain sponge copper; adding hydrochloric acid into refined iron hydroxide obtained by carrying out multi-stage washing, heating and copolymerizing to obtain polyferric chloride; enabling the solution (6) produced by carrying out multi-stage washing to renewedly return to the solution (3) for recycling; calcining coarse zinc hydroxide subjected to ammonia leaching to obtain zinc oxide; carrying out concentration and cooling treatment on the solution (4) obtained by carrying out ammonia leaching to prepare nickel ammonium sulfate; and carrying out concentration and cooling treatment on the solution (5) obtained by carrying out nickel and zinc removal to prepare sodium sulfate. The invention provides an electroplating sludge treatment process with simple operation, high applicability, no pollution, high value of valuable metals, and environmental protection.
Owner:盛隆资源再生(无锡)有限公司

Electromagnetism dynamic loading device

InactiveCN104141733AOvercoming dynamic axial forces cannot be quicklyOvercome effectivenessVibration suppression adjustmentsImpellerEngineering
The invention belongs to the technical field of mechanical loading devices, and particularly relates to an electromagnetism dynamic loading device to solve the problem that according to a method for eliminating or balancing parallel axial force of axes in the prior art, the dynamic axial force cannot be balanced or exerted or offset. The electromagnetism dynamic loading device comprises an annular electromagnetic end cover and a flange connected with the electromagnetic end cover. An annular coil groove is formed in the electromagnetic end cover and internally provided with a wire ring, and direct current flows through the wire ring. An electromagnetic iron core is fixedly connected to the inner side of the electromagnetic end cover. The electromagnetism dynamic loading device overcomes the defects that according to the existing axial force balancing equipment and device, the dynamic axial force cannot be rapidly, effectively, easily and conveniently balanced, and the manufacturing process is simple and easy to perform; the structure of the electromagnetism dynamic loading device is optimized, and the effect of balancing or exerting or offsetting the large axial force can be achieved. The electromagnetism dynamic loading device has high engineering value in preventing dynamic axial force produced in operation of turbo machines and the like.
Owner:XIDIAN UNIV

Touch operation identification and response method and apparatus and game control method and apparatus

The invention discloses a touch operation identification method. The method comprises: in response to a touch operation of a user, starting to record an operation duration of the touch operation; when the operation duration reaches a second duration threshold value, obtaining a second-order maximum speed; if the obtained second-order maximum speed is greater than a first speed threshold value and smaller than a second speed threshold value, judging that the touch operation is a drag operation; and if the obtained second-order maximum speed is greater than the second speed threshold value, judging that the touch operation is a screen-sliding operation. With the adoption of the method disclosed by an embodiment of the invention, the screen-sliding and drag operations can be effectively distinguished, so that the touch operation of the user is identified quickly and accurately. The embodiment of the invention further provides a touch operation response method and a game control method. Meanwhile, the embodiment of the invention further provides a touch operation identification apparatus, a touch operation response apparatus and a game control apparatus, which are used for executing the touch operation identification method, the touch operation response method and the game control method respectively.
Owner:NETEASE (HANGZHOU) NETWORK CO LTD

Paddy rice cold resistance agent using herba equiseti hiemalis extract as cold resistance ingredient, and application thereof

The present invention relates to a paddy rice cold resistance agent. The paddy rice cold resistance agent is prepared from a herba equiseti hiemalis extract which is used as a cold resistance ingredient, a binder, an emulsifier, a preservative and a solvent through processes of cold resistance ingredient extraction, ingredient dissolution and mixing. The paddy rice cold resistance agent is suitable to be applied through paddy rice leaf surface spraying and reduces the damage of low temperature cold wave to the growth of the paddy rice. The cold resistance agent is mixed with water in a weight ratio of 1:300 and the mixture is sprayed to the leaf surface, which can significantly increase the contents of free proline, soluble sugar and other stress resistant substances in the paddy rice and improve the activities of CAT, POX, SOD enzymes and other stress resistant enzymes, thereby increasing the cold tolerance of the paddy rice and reduce the damage of cold to the paddy rice. . The contents of free proline and soluble sugar are increased by 60.2%-79.1% and 31.0%-46.7%, respectively, and the contents of chlorophyll is increased by 14.6%-22.3%. The cold resistance agent has an obvious cold resistance effect with a persistence lasting for 8-11d. The paddy rice cold resistance agent is simple and convenient in production, low in cost, easy to use, environmentally friendly, and obvious in economic, social and ecological benefits.
Owner:HUNAN AGRICULTURAL UNIV

Composite piezoelectric film and preparation method and application thereof

PendingCN111063794AUniform distribution of piezoelectric effectLarge output piezo voltagePiezoelectric/electrostrictive device manufacture/assemblyPiezoelectric/electrostrictive device material selectionFiberSpinning
The invention belongs to the technical field of piezoelectric materials, and particularly relates to a composite piezoelectric film and a preparation method and application thereof. The preparation method comprises the following steps: adding inorganic piezoelectric powder into a polymer solution to obtain a precursor solution; and carrying out electrostatic spinning on the precursor solution andperforming collection in a water medium to obtain the composite piezoelectric film. The composite piezoelectric film is a porous structure fiber film and is filled with inorganic piezoelectric powder,and a polymer piezoelectric material and a rigid piezoelectric material are well compounded. Moreover, the composite piezoelectric film is a beta-phase enhanced flexible composite film, can generatea relatively large output piezoelectric voltage, has a relatively high piezoelectric constant, is uniform in piezoelectric effect distribution, and can solve the problem that an existing polymer piezoelectric film cannot be effectively combined with an inorganic piezoelectric material to form a flexible device with high piezoelectric performance. In addition, the preparation method is simple in preparation process and beneficial to large-scale production.
Owner:GUANGDONG UNIV OF TECH

Strain sensor simulator

The invention discloses a strain sensor simulator which comprises a sensor interface, a precision resistance network, a common mode voltage switching circuit, an output signal generating circuit, a DA switching circuit, a reference voltage generating circuit, a control system and a temperature sensor. The sensor interface, the precision resistance network, the common mode voltage switching circuit and the output signal generating circuit are connected in sequence. The reference voltage generating circuit is connected to the sensor interface, the common mode voltage switching circuit and the DA switching circuit. The control system is connected to the temperature sensor and the DA switching circuit. The DA switching circuit is connected with the output signal generating circuit. The sensor interface is connected with an external measuring instrument. The reference voltage generating circuit generates a positive and negative reference source voltage of the DA switching circuit according to the voltage output by the common mode voltage switching circuit and the positive voltage output by the sensor interface. The DA switching circuit generates a DA output voltage according to the positive and negative reference source voltage and a set digital quantity, and then generates an output analog signal together with the voltage output by the common mode voltage switching circuit. The output analog signal is output to the external measuring instrument through the sensor interface.
Owner:BEIJING WUZI UNIVERSITY

Unsupervised hyperspectral image change detection method based on adversarial learning

The invention discloses an unsupervised hyperspectral image change detection method based on adversarial learning, and mainly solves the problems of high false detection rate and low detection precision caused by insufficient training data of the existing supervised technology. According to the implementation scheme, the method comprises the steps of 1) constructing an unsupervised spectrum mapping network based on adversarial learning, and forming a dual-time-phase spectrum mapping network, 2) inputting dual-time-phase hyperspectral images, and training the dual-time-phase spectrum mapping network; 3) extracting a spectral dimension feature map of the trained double-time-phase hyperspectral image, and performing principal component analysis on the spectral dimension feature map to obtain a double-time-phase one-dimensional spectral dimension principal feature map; 4) sequentially performing spatial feature enhancement and binaryzation on the dual-time-phase main feature graph to obtain a dual-time-phase binary graph; and 5) obtaining an unsupervised hyperspectral image change detection result by calculating the residual error of the double-time-phase binary image. The invention reduces the false detection rate, improves the detection precision, and can be used for land investigation, city research, and disaster detection and evaluation.
Owner:XIDIAN UNIV

Method for treating chemical copper plating wastewater doing not containing hydroxyl-containing organic amine

The invention discloses a chemical copper plating wastewater treatment method, which comprises: adjusting the pH value to 5-7, adding a ferrous chloride solution into a wastewater treatment pool, adding lime emulsion to make the pH value of the wastewater reach 10-12, co-precipitating a carboxyl-containing organic acid coordination agent or an organic phosphonic acid coordination agent and copperions by using ferrous ions and calcium ions to generate copper hydroxide precipitate, adding a flocculant to aggregate the precipitate particles, and filtering to remove the precipitate; and adding asodium hypochlorite solution to oxidize a chemical copper plating reducing agent and other organic matters, and adjusting the pH value of the wastewater to 6-9, wherein the copper treatment result meets the requirements of the table 3 in GB 21900-2008 Electroplating Pollutant Discharge Standard. According to the method of the invention, a new method for removing carboxyl-containing organic acid coordination agents, organic phosphonic acid coordination agents and copper ions in wastewater through co-precipitation with ferrous ions and calcium ions is created, so that the process is simple and easy to implement, the treatment cost is low, and good market application prospects are achieved.
Owner:GUANGZHOU ULTRA UNION CHEM LTD

Preparation methods of high-temperature-resistant adhesive and high-temperature-resistant aluminum tape

The invention discloses preparation methods of a high-temperature-resistant adhesive and a high-temperature-resistant aluminum tape. The preparation method of the high-temperature-resistant adhesive comprises the following steps: preparation of a raw adhesive: S1, the raw adhesive is prepared from 30-40 parts of 2-ethylhexyl acrylate, 12-20 parts of butyl acrylate, 3-6 parts of acrylic acid, 1-5 parts of hydroxyethyl acrylate and 45-55 parts of toluene; S2, various raw materials are accurately weighed and uniformly stirred at normal temperature in a reactor, the reactor is heated to 110-120 DEG C, polymerization reaction is conducted at toluene reflux temperature for 8-12 h, and the raw adhesive is prepared; preparation of the adhesive: S3, the adhesive is prepared from the following components: 50-65 parts of the original adhesive, 15-18 parts of rosin tackifying resin, 18-22 parts of toluene and 0.5-2 parts of a crosslinking agent; S4, various raw materials in S3 are accurately weighed and uniformly stirred at normal temperature in the reactor for 5-8 h, and the high-temperature resistant adhesive is prepared. The aluminum tape prepared from the high-temperature resistant adhesive has high tensile strength, is easy to operate, green and environmentally friendly, can be pasted on site easily, improves pasting efficiency, and is suitable for machine pasting.
Owner:江阴美源实业有限公司
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