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Semiconductor integrated circuit, semiconductor device, and manufacturing method of the semiconductor integrated circuit
InactiveUS20050133790A1Improve efficiencySmall amount of wasteTransistorSolid-state devicesDevice materialLaser cutting
A chip with increased impact resistance, attractive design and reduced cost, and a manufacturing method thereof are provided. A semiconductor integrated circuit is formed on a large glass substrate, and a part of data of a ROM included therein is determined by an ink jet method or a laser cutting method. Accordingly, the cost can be reduced without requiring a photomask, resulting in an inexpensive ID chip. Further, depending on the application, the semiconductor integrated circuit is transposed to a flexible substrate, thereby an ID chip with improved impact resistance and more attractive design can be achieved.
Owner:SEMICON ENERGY LAB CO LTD
Linux-based man-machine interaction NVIDIA GPU (Graphics Processing Unit) automatic testing method
InactiveCN104268046AHigh precisionReduce manpower and time inputDetecting faulty computer hardwareTest platformSoftware engineering
The invention discloses a Linux-based man-machine interaction NVIDIA GPU (Graphics Processing Unit) automatic testing method. The method specifically comprises the following processes: building a testing platform; preparing a testing environment; checking GPU quantity; mounting a GPU driving tool; checking GPU information; performing the pressure test and globally monitoring; checking the result and then finishing the test. Compared with the prior art, the Linux-based man-machine interaction NVIDIA GPU automatic testing method has the advantages that the information caught by the system from hardware is checked with man-machine interaction, and thus the double-verification effect of the NVIDIA GPU can be reached; in addition, a GPU card which is not recognized can be automatically detected and determined; therefore, the practicability is high, the stability of a server can be effectively ensured, and the method is effective to verify the product quality.
Owner:LANGCHAO ELECTRONIC INFORMATION IND CO LTD
Common mode manufacturing method for automobile covering part
The invention discloses a common mode manufacturing method for an automobile covering part. The method includes the steps of drawing, trimming deflashing punching, flanging shaping and shaping side cutting. The process technology is used for inner plate parts on the side periphery. At first, the basic shape of each part is drawn out by means of a square plate, then shape holes in the periphery and the middle of each part and transition holes needing to be machined at later procedures are punched, shaping is carried out on high required positions and small R angles, flanging is carried out on gluing supporting positions and periphery modeling, and finally positions with incomplete trimming deflashing on the periphery of former procedures are cut off, side trimming is conducted on a part of each part, process holes, positioning holes and installation holes are punched, and the two parts are separated and taken out of different positions to be stored. The process technology breaks through the thought that one kind of parts is produced through a pair of molds, the utilization rate of materials is improved, mold investment and material investment of the parts are reduced, investment of staff, equipment and production time in procedures of the later period is eliminated, and the method plays an active role in the overall energy conservation effect enhancement plan of enterprises.
Owner:HEFEI CHANGAN AUTOMOBILE
Method for building content management system and device thereof
ActiveCN101446971ABuild fastReduce manpowerSpecial data processing applicationsContent managementContent management system
The invention discloses a method for building a content management system and a device thereof. The device comprises a configuration input unit for inputting semantic demand information; a script unit for acquiring the semantic demand information and converting the semantic demand information into configuration information which is expressed by a computer language; a template set unit for storing a code which is used for building the content management system, analyzing the code to obtain a common code and a characteristic code of the code, and generating the template according to the common code and the characteristic code; a template engine for replacing the characteristic code in the template with the configuration information; and a generation unit for generating the content management system according to the common codes and the replaced characteristic code in the templates. The method and the device can help generate corresponding content management system according to the input configuration information and the template, enhance work efficiency, and reduce cost and error probability.
Owner:SHENZHEN SHI JI GUANG SU INFORMATION TECH
Method and system for detecting link failure
ActiveCN101378577AMeet the real-time requirements of fault locationImprove satisfactionRadio/inductive link selection arrangementsTransmission monitoringPhysical layerReliability engineering
The invention discloses a method and a system used for link failure detection. By a failure detection triggering mechanism, a physical layer of the system or the upper layer link state thereof is used as a criterion; conditions used for deciding whether a circulating test is started or not are carried out according to a certain given standard threshold value; when conditions are complied with, the system automatically loads a positioning circulating test program, failure positioning of the current link is carried out, therefore, the method and the system have extremely good real-time characteristic and completeness, can greatly save the maintenance cost during positioning the link failure, can reduce the manpower investment and time investment, can meet the requirement of the user on real-time characteristic for positioning the failure, and can improve the customer satisfaction.
Owner:HUAWEI TECH CO LTD
A dynamic report generation method and system based on a data model
PendingCN109669949AImprove development efficiencyReduce the amount of developmentSpecial data processing applicationsDatabase indexingInformatizationReusability
The invention discloses a dynamic report generation method and system based on a data model, and the method comprises the steps of 1, defining a query field scheme, 2, defining a query model, 3, defining a query report, and 4, executing the report, and the method can be used for the rapid configuration and the report generation in an informatization system. In the informatization system, daily reports are usually classified according to subjects, each subject can be represented as one or more data models in underlying business data, one data model can be generally divided into a one-dimensional model and a multi-dimensional data model, and each data model can be described as a wide table including N columns in a database. A report can be rapidly generated and outputted through a defined combination only by defining a data model for fields and data in the wide table. The repeated code development amount is reduced through the configuration method, the reusability of a unified data modelis provided, the development efficiency of a report is improved, and the investment time of IT personnel in the report development aspect is shortened.
Owner:广州云趣信息科技有限公司
Multilayer numerical control programming method for flexible hole formation on large-scale wing part
ActiveCN102591261ARealize data sharingAchieve integrationProgramme controlComputer controlNumerical controlPath generation
The invention relates to a multilayer numerical control programming method for flexible hole formation on a large-scale wing part. The multilayer numerical control programming method includes the steps as follows: (1) reading part and blank documents; (2) adding missing features, that is, generating needed hole position information in a digital model; (3) extracting related information in a machine tool parameter library and a cutter parameter library, performing definition of machining preparation parameters, that is, setting machine tool parameters, setting a machining coordinate system and setting other auxiliary parameters; (4) extracting related information in a technological parameter library and a cutting parameter library, performing geometrical characteristic recognition and related parameter setting, namely, machining path planning and parameter setting; (5) extracting related information in a technological knowledge library, and performing cutter path generation and simulation verification; (6) generating a cutter path document; and (7) postprocessing. The system is used in the process of flexible hole formation on a wing, can finish skin and rib drilling and dimple programming work in one step, effectively improves the programming efficiency, and meanwhile improves the auxiliary hole position precision.
Owner:SHENYANG AIRCRAFT CORP
Paddy rice seedling raising substrate and preparation method thereof
InactiveCN107162773AReduce churnReduce pollutionExcrement fertilisersBioloigcal waste fertilisersFecesBakanae
The invention provides a paddy rice seedling raising substrate which is composed of, by weight, 45-55 parts of feces of animals, 8-12 parts of agricultural straws, 3-8 parts of rice hull, 28-32 parts of bio-charcoal, and 3-10 parts of wood vinegar. The paddy rice seedling raising substrate is produced from the feces of animals, the agricultural straws, the bio-charcoal and the wood vinegar, etc., so that loss of high-grade soil from surface of earth is reduced, demand on rural labor force is reduced, and cost and time investment of paddy rice farmers are reduced. Agricultural wastes are reasonably utilized and environment pollution is reduced, bakanae disease and damping-off disease in seedling stage of paddy rice are significantly reduced, and growth of rice seedlings is improved.
Owner:长春市农业科学院
Independent shield trolley sleeper and construction method thereof
ActiveCN103061213AReduce consumptionReduce quality problemsRailway track constructionMovable tracksSheet steelEngineering
The invention relates to an independent shield trolley sleeper and a construction method thereof. The sleeper comprises a horizontal steel plate with a supporting surface, a vertical steel plate and a limiting steel plate, wherein the vertical steel plate and the limiting steel plate are used for bearing the horizontal steel plate; and the shape of the bottom edge of the vertical steel plate is matched with that of an inner arc surface of a shield segment, the dimension of an outer outline surface of the limiting steel plate is matched with that of an inner outline surface of a hand hole on the shield segment, a limiting shaft is arranged at the lower end portion of the limiting steel plate, and the diameter of the limiting shaft is matched with that of a bolt hole axially arranged in the hand hole of the shield segment. The independent shield trolley sleeper has the advantages of being simple in structure, greatly reducing consumption of steel materials, effectively reducing the weight, and enabling a shield trolley to move stably and reliably by being adhered onto the shield segment stably. Simultaneously, by adopting the structure, the sleeper is fast and convenient to detach when used circularly, reduces investment of manpower and time and improves the extending speed of a rail arranged on the sleeper.
Owner:中铁二十四局集团上海铁建工程有限公司 +1
Method and device for purifying molybdenum concentrate
The invention belongs to the technical field of purification and edulcoration of nonferrous metals, and particularly relates to a method and a device for purifying molybdenum concentrate. In the proposed method for purifying molybdenum concentrate, micro-wave heating, drying and deoiling, and micro-wave heating impurity denaturation are adopted to purify the molybdenum concentrate under a vacuum condition. The method comprises the steps of 1, heating at 200-400 DEG C by the microwave and carrying out drying and deoiling on the molybdenum concentrate material, feeding the removed oil to a heat exchange system to cool and liquefy, collecting the flowing oil from a liquid oil outlet; and 2, continuing to heat to 535-700 DEG C by the microwave after no oil flows out from the liquid oil outlet, and keeping warm for 1-6 hours, so that iron tramp in the molybdenum concentrate material is degenerated. The proposed molybdenum concentrate purification device comprises a heating furnace body, a loading system, a heat exchange system, a vacuum system and an electric system. The method is advanced in technology flow, and has flexibility; the manufacturing process is simplified; the production efficiency is improved; the device is reasonable in structure, and suitable for operation in large quantities; power consumption is reduced; recycling of flotation oil is achieved; vacuum sealed operation is carried out; and no material loss exists.
Owner:SONGXIAN EXPLOITER MOLYBDENUM
Double-fed fan crowbar adaptive cut-out control method for preventing repeated switching of crowbar
ActiveCN107394791AGuaranteed low voltage ride throughReduce security impactElectronic commutation motor controlVector control systemsPower flowRotor side converter
The invention discloses a double-fed fan crowbar adaptive cut-out control method for preventing repeated switching of a crowbar. The method comprises the following steps of: when an amplitude of a rotor current exceeds an operating value of a crowbar at the side of the rotor, placing the crowbar and simultaneously, locking a converter at the side of the rotor; if the rotor current is smaller than the operating value of the crowbar, calculating a rotor current maximum value which is to be generated when assuming that the crowbar is cut out at a current moment, and when the rotor current maximum value is smaller than the operating value of the crowbar, cutting out the crowbar and recovering working of the converter at the side of the rotor; and in a fault period, setting a q-axis component of the rotor current according to a preferred output reactive power of a double-fed wind driven generator, and enabling reference values of d-axis and q-axis components of the rotor current to meet constraint conditions. According to the double-fed fan crowbar adaptive cut-out control method disclosed by the invention, the crowbar is guaranteed to be cut out as soon as possible in the premise that the crowbar cannot be placed, so that placing time of the crowbar is shortened and effects that a slave system absorbs the reactive power a little and safety influence on a fan and a control device thereof is reduced are achieved.
Owner:TIANJIN UNIV
Method and device for recovering email data
ActiveCN102045268AImprove recognitionImprove effectivenessOffice automationData switching networksPaper documentInternet privacy
The invention discloses a method for recovering email data, which comprises the steps of: loading an email key feature information database comprising email structure feature information and document head feature information of an email attachment; scanning matched information in a disc according to the key feature information in the email key feature information database; if the disc includes information matched with the key feature information, recording the offset of the storage position of the information in the disc; positioning the data in a corresponding disc position according to the storage position offset information; analyzing the coded email information from the data according to email structure features; carrying out fragment reorganization on the coded email information according to email coding features; and decoding the coded email information according to the email coding features, and outputting related email information.
Owner:XIAMEN MEIYA PICO INFORMATION
Indoor wall, floor decorative keel connectors
Owner:海南恒际实业有限公司
Harmonic reducer
The invention provides a harmonic reducer. The harmonic reducer comprises a flexible wheel, a rigid wheel, a wave generator and a roller bearing. The roller bearing is provided with an outer ring and an inner ring. The flexible wheel is connected with the outer ring. The rigid wheel is connected with the inner ring. The wave generator comprises a cam. The cam is provided with a long shaft integrally extending out from the end face of the cam. The cam and the long shaft are hollow. An auxiliary guide pipe is arranged in a hollow space. One end of the auxiliary guide pipe is connected with the rigid wheel. When the cam is sleeved with the flexible wheel, the flexible wheel is oval, teeth at the two ends of the flexible wheel in the long shaft direction are completely engaged with teeth of the rigid wheel, and teeth at the two ends of the flexible wheel in the short shaft direction are kept disengaged from the teeth of the rigid wheel. By the adoption of the harmonic reducer, the requirements of a collaborative robot on the compact and flexible design of the harmonic reducer can be fully met, the harmonic reducer is small in size and low in weight, and a module assembly comprising a frameless direct-driven torque motor, a low-pressure direct-current driver, a braking device, a double-feedback device and the like can be directly integrated to the harmonic reducer easily.
Owner:SUZHOU LEADERDRIVE HARMONIC WAVE TRANSMISSION TECH CO LTD
Unmanned ship inspection system for offshore wind power plant and working method of system
PendingCN111640220AImprove efficiencyScale upChecking time patrolsData processing applicationsMarine engineeringControl system
The invention discloses an unmanned ship inspection system for an offshore wind power plant and a working method of the unmanned ship inspection system, and belongs to the technical field of offshorewind power operation and maintenance. The system comprises an unmanned ship terminal, a shore-based base station and a remote command center. The unmanned ship terminal comprises a control system, a power supply module, a power system, sonar imaging inspection equipment, a motion detection module and a communication module. The control system is connected with the power supply module, the power system, the sonar imaging inspection equipment, the motion detection module and the communication module. The unmanned ship terminal is in communication connection with the shore-based base station through the communication module, and the shore-based base station is in communication connection with the remote command center. The space and the energy utilization efficiency of the ship are improved;the time investment and risk investment of sailors are reduced, intelligent scheduling management of an operation and maintenance plan can be realized, the existing passive operation and maintenance mode of manual detection, periodic maintenance and troubleshooting is improved to an active operation and maintenance mode based on state maintenance, and the inspection efficiency and economic benefits are greatly improved.
Owner:SHENGDONG RUDONG OFFSHORE WIND POWER CO LTD +3
SDN-based disaster recovery system and data disaster recovery method thereof
InactiveCN106027311ARealize switchingAchieve rewindData switching networksState variationData center
The invention discloses an SDN-based disaster recovery system and a data disaster recovery method thereof. The system comprises an intelligent scheduling module, a centralized controlling module and a data forwarding module, wherein the intelligent scheduling module is arranged in an intelligent scheduling layer, and is used for monitoring link state changes when a main data center stored in an SDN centralized controller is accessed to an SDN switch and issuing an instruction to the SDN centralized controller when the main data center is abnormal or recovery is abnormal to complete a flow table operation of the SDN switch by the SDN centralized controller; the centralized controlling module is arranged in a centralized controlling layer, and is used for storing a link state of the controlled SDN switch and completing the flow table management of the controlled SDN switch according to an instruction issued by an SDN intelligent scheduler; and the data forwarding module is arranged on an SDN data forwarding switch at a user access side, and is used for forwarding data according to a flow table issued by the controller.
Owner:JIANGSU FUTURE NETWORKS INNOVATION
Cross-platform application development framework based on front-end technology and its implementation method
InactiveCN109284093AReduce investment timeImprove the growth effectSoftware designCouplingSoftware engineering
The present invention relate to the field of application development. Aiming at the problems that the existing end application development frameworks are too coupled to maintain and can not be used across platforms, the invention presents a cross-platform application development framework based on front-end technology and its implementation method, comprising the following steps: taking the part related to the bottom logic as a common module, taking the part related to the service logic as a service requirement module, and taking the part related to the user interface display as an interface display module, wherein the common module provides the bottom interface for the service requirement module to call; the service requirement module provides a service interface for the interface displaymodule to call; the interface display module is implemented by front-end development technology stack. The invention is applicable to the development of the terminal application. The invention removes the coupling between the frequently changing service requirement module and other modules through the service interface and the bottom interface, and introduces a front-end development technology stack to construct a cross-platform rendering user interface to achieve the same effect of the cross-platform rendering.
Owner:SHENZHEN YIJIAEN TECH CO LTD
Active signal enhancer and radio frequency identification system thereof
InactiveCN102752008AEliminate physical wiringRealize near field communication functionActive radio relay systemsNear-field systems using receiversCarrier signalRadio frequency
An active signal enhancer comprises a card base, a battery power supply lead, a chip which is embedded inside the card base, a noncontact receiving matching filter antenna and a noncontact transmitting matching filter antenna, wherein the chip is connected with a battery power supply of a mobile communication device through the battery power supply lead; the noncontact receiving matching filter antenna and the noncontact transmitting matching filter antenna are directly connected onto the chip; and the chip is used for demodulating an amplified signal received by the noncontact receiving matching filter antenna, or the signal to be transmitted is transmitted to the noncontact transmitting matching filter antenna after a carrier is modulated. Due to the adoption of the active signal enhancer and the radio frequency identification system thereof, a near field communication (NFC) controller on the mobile communication device is eliminated, a physical connection wire and an NFC antenna contact between a subscriber identifier module (SIM) card or a security digital (SD) card and an NFC controller can be eliminated, three modes of the noncontact near field communication can be realized, the structures of a reader and the mobile communication device are unnecessary to modify.
Owner:SHANGHAI QUANRAY ELECTRONICS
Intention-driven content filling system adapting to competition and cooperation intentions
ActiveCN110717318AReduce data redundancyReduce investment timeNatural language data processingText database queryingModelSimSimulation
The invention provides an intention-driven content filling system adapting to competition and cooperation intentions. The method comprises: converting filling content into a process of regular modeling; converting a data migration process occurring in a filling process into an intention-driven competition process, performing intention modeling on each option in the table according to an intentiondetermination module, a competition and cooperation filling module, a common sense reasoning module, an interaction module and a value driving module, and then filling the table according to the intention. The input time, energy and private data of the form filler are minimized according to the obtained intention, and meanwhile the problem that an existing form filling system cannot work normallydue to incomplete data and uncertain filled options is solved.
Owner:HAINAN UNIVERSITY
Air odor intensity grade detection method based on electronic nose
InactiveCN108645971ASignificant advantagesSignificant progressGas analyser construction detailsTest sampleStatistical analysis
The invention discloses an air odor intensity grade detection method based on an electronic nose. The method includes the steps: (1) establishment of sensory intensity grade standards for standard odorous gas; (2) preparation of an odorous gas standard intensity grade test sample; (3) detection of odorous gas under sensory intensity grade standards by the electronic nose, screening of an electronic nose sensor and establishment of a standard curve; (4) detection of the air sample by the electronic nose; and (5) statistical analysis of the test results and obtaining of detection results. Compared with the prior art, the method utilizes the electronic nose for detecting the air odor, can effectively reduce the physical injury of smelling workers exposed to the odor air for a long time, alsocan effectively reduce the fluctuation of the evaluation of the air odor intensity due to the own physical condition fluctuation of the smelling workers, thereby improving the accuracy of evaluation detection. Furthermore, the method has the advantages of fast sample detection speed, convenient operation and the like.
Owner:ZHEJIANG GONGSHANG UNIVERSITY
X-ray diagnostic system
InactiveCN103096798AReduce power supply timeSuppress feverRadiation diagnosticsRadiation intensity measurementPhysicsX ray image
To prevent an increase in the temperature of an X-ray detector while avoiding an increase in the size of the X-ray detector resulting from a cooling unit being attached thereto, provided is an X-ray diagnostic system which has an X-ray irradiation means for applying X-rays; an X-ray detector for detecting X-rays having passed through a subject to output image data; and a controller for controlling the X-ray irradiation means and the X-ray detector. The X-ray diagnostic system is adapted to include an exposure preparation state detection means for detecting the state of exposure preparation for taking an X-ray radiograph of the subject; and a power switching section for turning on a power supply for the X-ray detector or turning off the activated power supply in response to a detected result provided by the exposure preparation state detection means.
Owner:HITACHI MEDICAL CORP
Dual-interface SIM card and radio frequency identification system thereof
InactiveCN101561891ASmall attenuationImprove the attenuation effectSubstation equipmentSensing record carriersComputer hardwareShortest distance
Owner:SHANGHAI QUANRAY ELECTRONICS +1
Laser annealing equipment
ActiveCN106024604AImprove alignment accuracyReduce equipment cost and time investmentSemiconductor/solid-state device manufacturingLaser annealingLight source
The invention provides laser annealing equipment. A lens is arranged between a laser source and a mask plate to conduct convergence on quasimolecule laser beams generated by the laser source, an equipment light path is changed, the laser source and the lens conduct synchronous and horizontal movement along the mask plate, the mask plate is scanned through the converged quasimolecule laser beams, the converged quasimolecule laser beams are transmitted to an annealing area of an array substrate through the light-transmitting area of the mask plate, and laser annealing is achieved. In the laser annealing process, the mask plate always covers the array substrate and cannot move along with the laser source and the lens, alignment precision can be improved, patterns on the substrate do not need to be tracked in real time, and thus the precision requirement of the high-PPI substrate can be met without influencing capacity; besides, according to the laser annealing equipment, an ordinary lens replaces a micro lens array, the lens can be suitable for array substrates of all models, and thus cost investment and time investment of the equipment are lowered.
Owner:BOE TECH GRP CO LTD +1
Tax refund method and system based on block chain and electronic equipment
PendingCN112017018AImprove accuracyReduce investment timeFinanceDigital data protectionTamper resistanceFinancial transaction
The embodiment of the invention provides a tax refund method and system based on a block chain and electronic equipment. The method comprises the following steps of acquiring performance information of a transaction uniquely identified by a transaction identifier from a corresponding performance node according to the transaction identifier of the transaction, verifying the performance informationaccording to a preset strategy, and when the verification is passed, triggering a tax refund operation for the transaction. According to the embodiment of the invention, the performance information inthe whole trade performance process is uploaded to the performance node of the block chain, the system processes a tax refund application. Only the corresponding transaction identifier needs to be obtained, auditing is convenient, the transaction performance information can be obtained from the corresponding performance node through the auditing node according to the transaction identifier, according to the method and the device, the information verification is carried out, and the tax refund operation is triggered according to the verification result, so that the human input and the time input in the tax refund link can be reduced, the human cost is reduced, the tax refund period is shortened, and the tax refund auditing accuracy is improved by utilizing the tamper resistance of the datain the block chain.
Owner:ALIBABA GRP HLDG LTD
Conductive core plate and manufacturing method
PendingCN111834478ARealize arrangementReduce investment timeFinal product manufacturePhotovoltaicsElectrically conductiveEngineering
The invention discloses a conductive core plate and a manufacturing method. The conductive core plate comprises an insulating material layer, a metal conductive circuit layer, a packaging adhesive film layer and a back plate layer in sequence from top to bottom, wherein all the layers are bonded in a low-temperature heating mode; the metal conductive circuit layer and the packaging adhesive film layer are compounded and bonded, and a conductive circuit diagram is arranged on the metal conductive circuit layer; a plurality of small holes are formed in the insulating material layer, and the positions of the holes correspond to the positions of electrode points on the battery piece; the conductive circuit diagram takes set unit patterns as a basis, and the unit patterns are arranged above thebattery piece in an array manner. According to the invention, the conductive core plate adopts a longitudinal cardinal number column 13*12 half-cut battery arrangement mode, and the cardinal number column battery arrangement is achieved; meanwhile, the number of the batteries connected with the diodes is equal, the installation direction of a junction box is parallel to the short edges of the assembly and is the same as the position of a junction box of a conventional assembly, and if the connection mode is a solder strip assembly, the connection mode is hardly achieved, and the equipment transformation cost can be effectively reduced at the same time.
Owner:JIANGSU SUNPORT POWER CORP LTD
A method for upgrading nv parameters of a high-pass platform
Owner:成都智慧海派科技有限公司
Method, system, and apparatus for verifying anti-shake strategy of electric vehicle, and readable storage medium
InactiveCN108021036AReduce the effect of jitterEasy to adjustSimulator controlValidation methodsSimulation
The application discloses a method for verifying an anti-shake strategy of an electric vehicle. The method comprises: according to parameters of a real vehicle without an anti-shake strategy, an overall vehicle simulation model is built; and the overall vehicle simulation model is operated, an anti-shake strategy is performed to reduce a shake influence caused by a deceleration module, and first state information of the overall vehicle simulation model is recorded to determine effectiveness of the anti-shake strategy. According to the invention, the anti-shake strategy is verified based on theoverall vehicle simulation model; compared with the mode of carrying the anti-shake strategy by the real vehicle, the mode of carrying the anti-shake strategy by the overall vehicle simulation modelenables the state information to be measured conveniently, so that the strategy mode and parameters are adjusted conveniently, and the invested time cost is lowered. Compared with the mode of carryingthe anti-shake strategy by different real vehicles, the mode employed by the method adjusts the parameters of the overall vehicle model directly, so that the time and cost are reduced, the verification work load is reduced, and the manpower cost is lowered. Correspondingly, the application also discloses a system and apparatus for verifying an anti-shake strategy of an electric vehicle and a readable storage medium.
Owner:深蓝汽车科技有限公司
Novel method for producing electrolyte of lithium ion battery
The invention relates to a novel method for producing an electrolyte of a lithium ion battery. The novel method is characterized by comprising the following steps of mixing EC and at least one organic solvent required for preparation of the electrolyte of the lithium ion battery in advance to form an EC mixed solvent with a melting point less than or equal to 20 DEG C according to a mass percentage being (50-80)%:(20-50)% before the electrolyte of the lithium ion battery is produced and prepared, and preserving or transporting the EC mixed solvent in a normal temperature; and adding the EC mixed solvent to a reaction container for preparation when the electrolyte of the lithium ion battery is produced and prepared. The melting point of the EC-containing mixed solvent containing the of the electrolyte of the lithium ion battery is smaller than 20 DEG C, and the mixed solvent is in a liquid state in a normal-temperature state; and during the preparation process of the electrolyte, EC is not needed to be preserved and then cooled, the cooling time of the solvent can be saved, moreover, the throw-in time of a lithium salt can be reduced, the separate input time of the solvent can be reduced, the production efficiency is improved, the integral cost of the electrolyte is reduced, and the novel method has great significance to industrial production of the electrolyte.
Owner:宁德市凯欣电池材料有限公司
Multilayer numerical control programming method for flexible hole formation on large-scale wing part
ActiveCN102591261BRealize data sharingAchieve integrationProgramme controlComputer controlNumerical controlPath generation
Owner:SHENYANG AIRCRAFT CORP
Charging method and charging control device for direct-current side short circuit of hybrid converter
PendingCN112448572AReduce investment timeReduced Power RequirementsAc-dc conversionPower transmissionCut-off
The invention relates to the field of flexible direct-current power transmission of power systems, in particular to a charging method and a charging control device for direct-current side short circuit of a hybrid converter. The charging method comprises the following steps: under the direct-current side short circuit state of the converter, switching on a soft start current-limiting resistor, locking all sub-modules, and performing charging; and when the charging of the sub-modules of the converter reaches a steady state, cutting off the soft start current-limiting resistor, cutting off a setnumber of sub-modules with higher voltage in each bridge arm of the converter, and keeping the other sub-modules locked. The charging process only comprises a natural charging stage and an active charging stage, and all sub-modules are locked in the natural charging stage; and in the active charging stage, the soft start current-limiting resistor is cut off at the initial moment, and a set numberof sub-modules with higher voltage in each bridge arm are cut off in a specific mode, so that the soft start resistor input time is reduced, the power and energy requirements of the soft start resistor are reduced, and the starting step of the half-bridge full-bridge sub-module hybrid converter under the special working condition of short circuit of direct current positive and negative buses is simplified.
Owner:XIAN XJ POWER ELECTRONICS TECH +2
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