Product
Patsnap Eureka
For R&D, Patsnap Eureka makes reading and utilizing patents & technical documents easy.
Patsnap Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Patsnap Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
66results about How to "Improve charging quality" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Separately-charging battery charger
InactiveCN102738872AImprove charging qualityExtended service lifeBatteries circuit arrangementsDc-dc conversionOutput transformerCharge control
Separately-charging battery charger relates to a storage battery charger and comprises a group of high-frequency switching power supplies, a high-frequency output transformer with N groups of balance outputs, N high-frequency rectifying circuits, N charging state sampling circuits, a charging state comparison and selection circuit and N charging control output circuits in constant-voltage, constant-current and trickling stages. The charger has the advantages that the group of high-frequency switching power supplies are utilized to respectively independently charge N storage batteries which are in series connection, and by means of balancing functions of the N charging state sampling circuits, the charging stage comparison and selection circuit and the switching power output transformer, charging state of each charging circuit is monitored and adjusted in real time and each of the circuits works in a charging mode of constant-current, constant-voltage and trickling stages independently simultaneously. As the storage batteries are charged independently without interference, defects caused by interference due to performance difference in the conventional series-connection charging process are eliminated, charging quality of the storage batteries is improved greatly, and service lives of the storage batteries are prolonged.
Owner:郑佩尧
Unmanned aerial vehicle charging system
PendingCN110654259ARealize unmanned managementAvoid Manual WiringCharging stationsElectric vehicle charging technologyRobot handUncrewed vehicle
The invention discloses an unmanned aerial vehicle charging system. The system involves an unmanned aerial vehicle, a movable trolley, an auxiliary base station and a parking apron; the unmanned aerial vehicle is provided with a charging connector; the movable trolley comprises a trolley main body, a camera module, a GPS module, a trolley communication module, a main controller, a manipulator anda vertical lifting mechanism, wherein the vertical lifting mechanism is arranged at the front end of the advancing direction of the trolley main body in an erected mode, the manipulator is slidably fixed with the vertical lifting mechanism through a fixing part, the camera module is arranged at the top of the vertical lifting mechanism, the GPS module, the trolley communication module and the maincontroller are all arranged on the trolley main body, and the main controller is connected with the camera module, the GPS module and the trolley communication module correspondingly; and the auxiliary base station is provided with a base station communication module. The unmanned aerial vehicle charging system has the advantages of being simple and rapid in process, high in efficiency, high in stability, capable of saving manpower resources and the like.
Owner:GUANGDONG UNIV OF TECH
Charging and energy storage integrated system
ActiveCN108695870AAvoid problems with degraded charging qualityImprove charging qualityPower network operation systems integrationSingle network parallel feeding arrangementsPower gridEngineering
The invention, which relates to the field of electrical power, provides a charging and energy storage integrated system comprising a voltage and current conversion system, an energy storage system, acharging system, and a data monitoring system. The voltage and current conversion system is configured to carry out current conversion or voltage conversion among a power grid, an energy storage system, and a charging system. The energy storage system is configured to store the electrical energy transmitted by the power grid and provide the electric energy for the charging system and / or the powergrid; the charging system is configured to charge an external electrical device by using the electric energy provided by the power grid and / or the energy storage system; and the data monitoring systemis configured to acquire electrical energy regulation parameters and regulate electric energy transmission among the power grid, the voltage and current conversion system, the energy storage system,and the charging system based on the electrical energy regulation parameters. Therefore, the charging quality for charging an external electrical device is enhanced.
Owner:컨템포러리엠퍼렉스테크놀로지씨오리미티드
Device and method for testing flow velocity of composite solid propellant slurry
ActiveCN110082258AGuaranteed normal testGuaranteed accuracyDirect flow property measurementEngineeringElectron
The invention discloses a device and a method for testing the flow velocity of composite solid propellant slurry. The shells of three viscosity cups are respectively sleeved with a heat preservation jacket. A pressure output pipeline provides pressure for each viscosity cup. A pressure transmitter and a precise pressure reducing valve are mounted on the pressure output pipeline. The signal outputend of the pressure transmitter is connected with the signal input end of the computer through a data line. The signal output end of the electronic balance is connected with the signal input end of the computer through a data line. A periodic test method is adopted to sequentially obtain the flow velocity of the propellant slurry in each sampling period until the average value of the mass of the obtained propellant slurry in the period is less than 1g / min. Pressurizing curing production process conditions are reproduced, multiple models of pressurizing pouring processes of the medium-energy solid rocket engine are simulated, the change trend of the slurry along with curing reaction flowability is detected by applying the slurry flow velocity experiment model, and the high-solid-content high-viscosity slurry flow velocity and the accurate pressure curing time are given.
Owner:XIAN AEROSPACE CHEM PROPULTION PLANT
Automatic pier protection bagged material overwater throwing and filling device and construction method thereof
ActiveCN104929128AReduce riskImprove continuitySolid materialFoundation engineeringEngineeringFill device
The invention discloses an automatic pier protection bagged material overwater throwing and filling device which comprises a floating crane, a loading device connected with a hook of the floating crane and a turning plate hinged on a ship board. A loading hopper is arranged below the floating crane. The loading hopper is fixed to a hopper controller. A discharge outlet is formed in the bottom of the loading hopper. A transporting cart is arranged below the discharge outlet. The transporting cart is provided with a filling bag. A feed port corresponding to the discharge outlet is formed in the top of the filling bag. The lateral of one side of the turning plate is connected with a turning plate positioning device. The transporting cart is provided with a snap ring. The turning plate is provided with a hook which is matched with the snap ring. Loading, throwing and filling are all conducted through mechanized equipment and are high in precision. Construction operation is good in continuity; construction quality is ensured; construction period is shortened; construction cost is reduced; and the degree of safety is high.
Owner:CCCC ROAD & BRIDGE SPECIAL ENG
Anti-theft alarm device with high charging efficiency
ActiveUS20170039827A1Lower internal resistanceMinimal wire lossBurglar alarm by hand-portable articles removalElectricityAlarm device
An anti-theft alarm device for protecting an electronic device from theft, includes a host, a connecting member and an alarm wire. The host includes a main control device, a charging contactor and an internal connecting wire. The charging contactor is connected to the main control device by the internal connecting wire in the host. The connecting member is fixedly attached to the electronic device and includes a charging terminal, a charging wire and an alarm connecting wire. The charging terminal and the charging wire are electrically connected. The charging wire is for connecting a charging port of the electronic device. The alarm connecting wire is for connecting the alarm wire and the electronic device. The alarm wire is for connecting the alarm connecting wire and the main control device. The charging contactor and the charging terminal are electrically connected when the host and the connecting member are mechanically connected.
Owner:KUNMING QUASION TECH
A liquid flow battery initial charging method and circuit
ActiveCN103259059BCharging safetyGuaranteed service lifeBatteries circuit arrangementsSecondary cells charging/dischargingTransformerComputer module
Owner:大连尚佳新能源科技有限公司
Variable voltage rectifier of diesel engine
ActiveCN105471290AIncrease the output voltageResolve the non-working stateAc-dc conversionEngineeringVoltage range
The invention discloses a variable voltage rectifier of a diesel engine. The variable voltage rectifier comprises a switching power supply circuit, a bypass power supply circuit and a bypass control circuit, wherein the switching power supply switch is used for outputting voltage output by a charge coil after variable voltage rectifying; the bypass power supply circuit is used for outputting the voltage output by the charge coil after rectifying smoothing; and the bypass control circuit is used for detecting the output voltage of the bypass power supply circuit and comparing the detected output voltage with a set value, so that the bypass power supply circuit is disconnected. The variable voltage rectifier is large in input voltage range and small in output voltage ripple, and when the input voltage is lower than a set output voltage, the voltage lower than the set value can be directly output, so that the problem that the diesel engine cannot be started under the condition of without a storage battery when being started or the diesel engine cannot be automatically protected after being started is effectively solved, the charging quality of the storage battery is improved, and the service life of the storage battery is prolonged.
Owner:LONCIN MOTOR
Wireless charger capable of prompting for position adjustment, prompting method and rechargeable implantable medical device
ActiveCN105680574BAvoid being unable to chargeImprove charging qualityCircuit monitoring/indicationDifferent batteries chargingResonanceComputer module
Embodiments of the invention disclose a wireless charger capable of prompting position adjustment, a prompting method and chargeable implantable medical equipment. The wireless charger comprises a driver used for generating a high-frequency waveform signal, a resonance circuit used for generating and radiating electromagnetic waves according to the high-frequency waveform signal, and a prompting module used for prompting a user to adjust the position of the wireless charger when abnormal charging of the wireless charger is detected, wherein the driver is connected with the resonance circuit; and the prompting module is connected with the resonance circuit. Whether the current position of the wireless charger is a proper position or not can be detected according to the voltage changes on one side of the charger in wireless charging; prompting can be sent to the user when the wireless charger is in an improper position, so that the user can adjust the position of the wireless charger according to the prompting so as to avoid the problem that the implantable equipment is relatively far from the wireless charger and cannot be charged; and therefore, the charging quality and efficiency of the implantable equipment are improved.
Owner:SCENERAY
Charging roller capable of uniformly charging
The invention discloses a charging roller capable of uniformly charging. The charging roller comprises a spindle, a sponge layer and a conductive surface layer, wherein the sponge layer coats the spindle; the conductive surface layer covers the sponge layer; and more than one deformation-resisting ring for resisting radial deformation of the sponge layer is distributed at the middle section of the spindle. Due to the adoption of the technical scheme, the deformation-resisting rings are increased at the middle section of the spindle, when the charging roller is pressed against a photosensitive drum, the middle section and the photosensitive drum are not fully contacted due to the middle section deformation, then the deformation-resisting rings are outwards supported in the radial direction due to the existence of the deformation-resisting rings, and deformation of the sponge layer is blocked. Meanwhile, the deformation of the middle section of the sponge layer is compensated, the middle section is driven to be fully contacted with the photosensitive drum, full contact between the charging roller and each part of the surface of the photosensitive drum is effectively guaranteed, the surface of the photosensitive drum is fully, effectively and uniformly charged by the charging roller, and the charging quality of the photosensitive drum is improved.
Owner:佛山市埃申特科技有限公司
Charging structure
ActiveUS20160241049A1Preventing oscillation effectCharging can be stoppedElectric powerCharging/discharging current/voltage regulationCharge currentRechargeable cell
A charging structure including a power supply device, a rechargeable battery and a charging management device is provided. The power supply device is configured to provide a system voltage. The charging management device is configured to switch a corresponding charging mode according to the voltage level of the positive end of the rechargeable battery. The charging management device stops charging action when a charging current for charging the rechargeable battery drops down to a pre-set current value.
Owner:WINBOND ELECTRONICS CORP
Adjustable charging parking space for new energy vehicles
ActiveCN108952258ASmooth rotationReliable rotationElectric vehicle charging technologyVehicular energy storageSocial benefitsNew energy
The invention discloses an adjustable charging parking space for new energy vehicles. The adjustable charging parking space comprises a parking space rack, a rotating adjusting seat and two track plates, the rotating adjusting seat is arranged at the bottom of the parking space rack, and the two track plates are each of a circular-arc-shaped structure and are arranged on the lower portions of thetwo ends of the parking space rack correspondingly. The adjustable charging parking space has the beneficial effects that the occupied area of the charging parking space is decreased while it is guaranteed that the containing capacity of the charging parking space for the vehicles needing to be charged is higher, and according to the charging parking space, the longitudinal space is sufficiently utilized to charge the loaded and placed vehicles; an operator drives the parking space rack to rotate by swinging an upper welding plate, it is guaranteed that people can flexibly adjust the working angle and position of the charging parking space and can flexibly adjust the angle and position of vehicle receiving or dispatching of the parking space, and it is guaranteed that the position where the vehicles loaded and placed in the parking space rack are connected with charging wires to be charged is more suitable; and the charging parking space has good social benefits and economic benefits,and is suitable for being used and popularized.
Owner:张美红
Converter system of switched reluctance generator
The present invention relates to a converter system of a switched reluctance generator, which is composed of a storage battery, twenty-two diodes, a three-phase winding, seven switching tubes, twelvecapacitors, two inductors and a bidirectional isolation converter. Under a converting structure comprised of the converter system, the enhanced excitation capability is realized by the automatic parallel excitation of two branch windings of each phase winding; the full-series high step-up output is realized by the automatic series generation of two branch windings of each phase winding in combination with the storage battery and related capacitors. Only one switching tube is needed in the process. An extremely high voltage can be directly output with the least switching tube; the storage battery can be charged automatically and the reverse energy feeding can be also realized in the same set of converting circuit; the level of intelligence is improved; and the demands that the system can still meet the requirement when more electric energy is needed on the load side of the output terminal of the converter system are adapted. The maximum withstand voltage of each switching tube in the whole system is low; the switching loss is low; and the switching tube is suitable for the application in the converter system of the switched reluctance generator under various power inputs and parallel connection or direct loads.
Owner:CHINA JILIANG UNIV
A control system and control method for an electric vehicle charger
InactiveCN106828164BImprove versatilityExtended service lifeBatteries circuit arrangementsCharging stationsElectrical batteryElectric vehicle
The invention discloses a control system and control method for an electric vehicle charger. The control system comprises a control module, an execution module for transforming electrical energy, a battery management system and a touch screen, wherein after the system is initialized and has no faults after self-inspection, a charging plug is connected into an automobile charging interface; if the connection is failed, the system can automatically identify and alarm; if the connection is successful, a charging mode is selected from the touch screen according to the type of a battery pack; if the battery pack is a lead-acid cell, a conventional charging mode is selected, and a three-staged charging method based on a PID (Proportion Integration Differentiation) control algorithm is adopted; if the battery pack is a lithium ion battery, a charging method is selected according to residual electric quantity of the lithium ion battery; when the residual electric quantity of the lithium ion battery is smaller than 10 percent, an intermittent variable current-constant voltage charging method based on a sliding mode variable structure control algorithm is adopted for charging; otherwise, an intermittent variable voltage-constant voltage charging method based on the sliding mode variable structure control algorithm is adopted for charging. The control system and the control method disclosed by the invention play an important significance on improving the charging efficiency, enhancing the robustness and protecting the service life of the battery.
Owner:TIANJIN UNIV
Controller using wind power conversion
InactiveCN102035245AAvoid damageExtended service lifeBatteries circuit arrangementsElectric powerCyclic processLight-emitting diode
The invention relates to a controller using wind power conversion. The controller comprises a fan voltage identification circuit, a charging circuit, a booster circuit, a light controlled circuit, a singlechip, a light-emitting diode (LED) display panel, a fan unloading circuit, a function setting key circuit, a lamp source control circuit, a storage battery capacity detection circuit, a storage battery, a light source A and a light source B. The circuits of the controller are designed on the same circuit board and arranged in an aluminum cast metal shell so as to facilitate heat dissipation of partial elements. The controller can overcome damage of startup (onrush) to the organizational structure of the storage battery, effectively prolong the service life of the lead-acid storage battery, improve the charging efficiency and the charging quality, realize micro charge in breeze and strong charge in strong wind, and realize a cyclic process of micro charge, strong charge and floating charge aiming at the purpose of a pulse width modulation (PWM) charging mode of micro charge in breeze.
Owner:LVDIAN ENERGY TECH DEV FUJIAN
Automatic voltage stabilization charging pile based on pre-balance system
PendingCN111098748AImprove stabilityActively adjust for voltage instabilityCharging stationsElectric vehicle charging technologySingle phaseElectric vehicle
The invention relates to the technical field of an electric vehicle charging device and discloses an automatic voltage stabilization charging pile based on a pre-balance system. The charging pile is characterized in that a structure of the charging pile is a three-in two-out type, an input end of the charging pile is connected with two phase lines and an N line of a three-phase alternating currentpower supply, an output end of the charging pile is connected with a phase line and an N line of an electric vehicle single-phase line, and the automatic voltage-stabilizing charging pile of the pre-balance system comprises three sampling modules, an intelligent control module, a driving module, a dual-power module and an Internet-of-of-things module. The charging pile is advantaged in that according to random changes of parking and charging of a charging automobile, tracking adjustment is performed through system analysis, a charging power supply is switched, a charging circuit with a current sampling value smaller than a preset value is adjusted to be located on an optimal phase power supply to wait for charging, and automobile charging data are sent to a cloud database through an Internet of Things module to be stored.
Owner:张翼洲
Self-boosting wind and light complementation solar energy street lamp controller
InactiveCN102625511AExtended service lifeExtend the light timeBatteries circuit arrangementsElectric light circuit arrangementSolar street lightEngineering
The invention relates to a self-elevating wind and light complementation solar energy street lamp controller, comprising a boost circuit, a wind generator charging circuit, a charge unloading circuit, and a storage battery reserve detecting circuit. A working condition of the controller can be set based on function setting keys. Information sampled by a storage battery reserve sampling circuit is transmitted to a P012 pin of a microprocessor PIC, to analyze and determine a present reserve state of the storage battery. Intelligent control is realized by using the PIC microprocessor to program special software of the controller. The controller of the invention not only can effectively prolong lighting time in adverse climate and service life of a lead acid storage battery, but also can improve charging efficiency and charging quality, can reduce cost, and is easily popularized in the market.
Owner:LVDIAN ENERGY TECH DEV FUJIAN
Electric vehicle storage battery charging monitoring protection device
InactiveCN110962655APrevent stealingPrevent stealing the chargerVehicle connectorsCharging stationsBattery chargeStructural engineering
The invention discloses an electric vehicle storage battery charging monitoring protection device, which comprises a charging row pile, wherein two rotating grooves with rightward openings are formedin the charging row pile; a blocking mechanism for fixing a charging connection part is arranged in the upper end of the charging row pile; the blocking mechanism comprises two translation cavities; afixed plate is fixed on the lower end walls of the translation cavities; a slidable magnet plate and a translation plate are arranged on the left side and the right side of the fixed plate in a closed manner; compression springs of which one ends are fixedly connected with the fixed plate are fixed on the magnet plate and the translation plate; and a connecting rope which just penetrates throughthe rear end wall of the translation cavity and the end wall, close to the translation plate, of the translation cavity and is fixedly connected with the translation plate is fixed on the magnet plate. The device is simple in structure and convenient to operate, can automatically complete self-locking of the plug and automatic protection of the charger through mechanical automatic operation, prevents others from stealing the charger or occupying a running socket, and improves the charging quality.
Owner:缙云洛伊电子科技有限公司
A new energy vehicle cooling charging cable
ActiveCN112735661BGuaranteed compression performanceImprove securityInsulated cablesInsulated conductorsWater storageThermodynamics
Owner:WUXI DONGTIAN CABLE
Filling machine capable of automatically counting pills
InactiveCN105584679AAccurate calculationEnsure no contaminationPackaging automatic controlBottleMoving parts
The invention discloses a filling machine capable of automatically counting pills. The filling machine comprises a pill hopper, a pill blowing part, pill outlet tubes, a moving part, an air cylinder and sucker mounting parts, wherein the pill hopper is mounted above the pill blowing part through a supporting frame; the side surface of the pill blowing part is provided with the pill outlet tubes; each sucker mounting part is provided with a sucker; the plurality of groups of sucker mounting parts are mounted on a linear guide rail, and are positioned between the pill hopper and the pill blowing part; the rear end of each sucker mounting part is connected to a three-way electromagnetic directional valve capable of realizing gas suction or gas blowing through a gas tube; the linear guide rail is connected to a telescopic pole through a holder; the linear guide rail holder is fixedly arranged on the moving part through a bolt, and the moving part is connected to the air cylinder; the pill blowing part is provided with a sucker slot; and the sucker slot is connected to a checking device. The filling machine is reasonable in design, is simple in structure, is convenient to use, is capable of quickly and precisely filling small pills into a specified bottle and capable of precisely calculating number of the filled pills.
Owner:CHENGDU HEDA AUTOMATION EQUIP +1
Charger output voltage harmonic suppression method and system based on compound control
PendingCN112821375ASuppress ripple currentSimple control structureDc circuit to reduce harmonics/ripplesHarmonic reduction arrangementControl engineeringHarmonics
The invention discloses a charger output voltage harmonic suppression method and system based on compound control, and the method comprises the following steps: judging whether a charger meets a soft start requirement after being pre-charged, and entering soft start if the charger meets the soft start requirement; after the soft start of the charger is finished, judging whether an operation requirement is met or not, and if so, judging the operation state of the charger; operating P I control according to the operating state; and judging whether the composite control flag bit is 1 or not, if so, switching the composite controller to perform composite control, and if not, continuing to operate the P I control. According to the invention, the output voltage and current low-frequency ripples of the charger are suppressed based on quasi-proportional resonance and repetitive control, and the control of the output voltage and current and the suppression of periodic voltage and current ripples are realized.
Owner:CRRC QINGDAO SIFANG ROLLING STOCK RES INST
Charging control method and system and vehicle
ActiveCN107482701AImprove charging efficiencyImprove charging qualitySecondary cells charging/dischargingElectric powerElectrical batteryCharge voltage
The present invention discloses a charging control method and system and a vehicle. The method comprises the steps that: a battery management system judges whether the detection voltage of a charger is larger than maximum allowable charging voltage or not according to the detection voltage of the charger sent by the charger and the maximum allowable charging voltage sent to the charger by the battery management system; if so, whether single battery maximum voltage of a battery pack is smaller than single battery maximum allowable voltage or not is judged further; if so, the maximum allowable charging voltage is raised such that the charger raises output voltage to charge the battery pack; and the charger enters into a constant voltage charging process until the single battery maximum voltage of the battery pack reaches the single battery maximum allowable voltage. According to the charging control method of the invention, the battery pack can be fully charged, and the charging efficiency of the battery pack is improved.
Owner:BORGWARD AUTOMOTIVE CHINA CO LTD
Charging device and electronic equipment
InactiveCN105703448ASave internal spaceSmall sizeBatteries circuit arrangementsMechanical clocksElectronMagnet
The embodiment of the invention provides a charging device and electronic equipment. The charging device specifically comprises a shell and a charging circuit, wherein the shell has a back buckling structure; the back buckling structure comprises a pair of first side plates for buckling the electronic equipment; the pair of first side plates is provided with through holes; the charging circuit is placed in an accommodating structure of the shell; and the accommodating structure is arranged at a bottom of the shell. Through the embodiment of the invention, magnets, internal space, which is occupied by the magnets, of the electronic equipment, and a size of the electronic equipment can be saved, and the charging quality can be enhanced.
Owner:BEIJING SOGOU TECHNOLOGY DEVELOPMENT CO LTD
Open pit smooth blasting powder charging device and operation method of open pit smooth blasting powder charging device
ActiveCN103499256AReduce the number of peopleImprove charging qualityBlastingEngineeringSelf locking
The invention belongs to the technical field of blasting powder charging, and particularly relates to an open pit smooth blasting powder charging device and an operation method of the open pit smooth blasting powder charging device. The open pit smooth blasting powder charging device is composed of a powder bag clamping and fixing device and a powder charging device body. The powder bag clamping and fixing device is composed of a semicircle clamping tube, a semicircle top plate, a semicircle base plate and a self-locking type binding strip. The powder charging device body is composed of a slant plate, a foot base plate, a perpendicular semicircle sleeve, a stabilizing plate, a bottom stopping rod, a top stopping rod, a reel, a brake wheel, a brake belt, a foot brake plate, a pawl wheel, a hand brake handle and a rope. The open pit smooth blasting powder charging device is simple in structure, practical and convenient to use, the powder bag manufacturing process and the powder charging process are combined together, the number of operators is decreased, and the labor efficiency is greatly improved. According to the open pit smooth blasting powder charging device and the operation method, the phenomena of powder bunch (powder tube) packaging material damage and detonating fuse kinking in the powder charging process are further avoided, and the powder charging quality of blast holes can be improved. The open pit smooth blasting powder charging device and the operation method are suitable for popularization and application in surface mines.
Owner:ANSTEEL GRP MINING CO LTD
Intelligent battery with information collection and communication function
InactiveCN103887575AImprove charging performanceImprove charging qualityBatteries circuit arrangementsSecondary cells servicing/maintenanceRemote computerElectrical battery
The invention discloses an intelligent battery with an information collection and communication function. The intelligent battery comprises a battery module, a detecting and controlling module, a sensor, a communication module, an executing module and an external signal interface unit, wherein the output of the battery module is connected with the detecting and controlling module, the output of the sensor is connected with the detecting and controlling module, the output of the external detection module is connected with the detecting and controlling module through the external signal interface unit, the detecting and controlling module is connected with a remote computer through the communication module, and the output of the detecting and controlling module is further connected with the executing module. The battery disclosed by the invention is simple in circuit design, and the direction on the battery and the monitoring on an external system can be achieved just by replacing a conventional battery by the intelligent battery without changing original equipment, so that the intelligent battery is convenient to install and stable and reliable to operate, the using efficiency of the battery is improved, and the service life of the battery is prolonged. The risk of halt of the system caused by power shortage of the battery can be effectively reduced.
Owner:CHENGDU UNI LINK ENERGY
Direct charge type electrical vehicle safety charge station/pile
ActiveCN104600809AReduce risk of electric shockExtended service lifeBatteries circuit arrangementsCharging stationsCharge typeCharging station
The invention discloses a direct charge type electrical vehicle safety charge station / pile comprising an alternate power supply unit, charge components, a charge management component, a charging socket or plug connected with the charge components and a previous power transmission control circuit which is arranged at the guiding end of the charging socket or plug and which is composed of a field effect transistor Q81, transistors Q82 and Q83 and peripheral components. The drain electrode of the field effect transistor and the emission electrodes of the transistors are connected to the charging socket or negative electrode of the plug, the source electrode of the field effect transistor Q81 is connected to the charging socket or negative electrode of the plug, the source electrode output end of the field effect transistor Q81 is connected to the base electrode of the transistor Q82, the grid electrode of the field effect transistor Q81 is connected to a voltage sampling circuit through a voltage stabilizing tube, the collecting electrodes of the transistors Q82 and Q83 are connected to the charging socket or negative electrode of the plug through a control relay, one switch contact end of the control relay is connected to an alternate current input, and one end is connected to one switch power supply input ends of the charging components; a charge switching on-off control circuit is formed through the transistor Q83 and the peripheral components; the base electrode of the transistor Q83 is connected to a switch-on admission control signal output end of the charge management component.
Owner:郑州伏特电子科技有限公司
Driving method and driving circuit of liquid crystal display panel and display device
ActiveCN110349549AReduce the frequency of flippingThe frequency of flipping is reducedStatic indicating devicesGamutLiquid-crystal display
The invention provides a driving method and circuit of a liquid crystal display panel and a display device, and belongs to the technical field of display. The method comprises the following steps: sending a common electrode signal to a common electrode wire of the liquid crystal display panel, wherein a common voltage signal passing through the common electrode wire is reversed between a first common voltage and a second common voltage in K frames, the polarities of the first common voltage and the second common voltage relative to a reference voltage are opposite, and K is an integer greaterthan 1. According to the technical scheme, the color gamut of the display equipment can be improved, the dynamic power consumption of a circuit system is reduced, and EMI is reduced.
Owner:BOE TECH GRP CO LTD
Self-adaptive charging method and system
ActiveCN112349986AExciting active substancesAvoid damageSecondary cells charging/dischargingElectric powerCharge currentControl theory
The invention relates to a self-adaptive charging method and system, and belongs to the technical field of battery charging. The method comprises the steps of pre-charging a battery to obtain the maximum voltage value of the battery, determining the charging current at each charging moment in real time according to the maximum voltage value and the battery state information, charging the battery continuously by adopting a large charging current, so that active substances of the battery can be fully excited, the battery is fully charged in a short time, the charging speed is increased, the charging time is reduced, and the charging efficiency is improved. In addition, the self-adaptive charging method and system also controls the charging current not to exceed a maximum acceptable chargingcurrent of the battery, so that the battery can be prevented from generating a large amount of gas in the charging process, and the battery is prevented from being damaged due to violent gas outlet.
Owner:YUNENG ELECTRIC
An adjustable new energy vehicle charging parking space
ActiveCN108952258BIncrease capacitySmall footprintCharging stationsElectric vehicle charging technologyNew energyParking space
The invention discloses an adjustable charging parking space for new energy vehicles. The adjustable charging parking space comprises a parking space rack, a rotating adjusting seat and two track plates, the rotating adjusting seat is arranged at the bottom of the parking space rack, and the two track plates are each of a circular-arc-shaped structure and are arranged on the lower portions of thetwo ends of the parking space rack correspondingly. The adjustable charging parking space has the beneficial effects that the occupied area of the charging parking space is decreased while it is guaranteed that the containing capacity of the charging parking space for the vehicles needing to be charged is higher, and according to the charging parking space, the longitudinal space is sufficiently utilized to charge the loaded and placed vehicles; an operator drives the parking space rack to rotate by swinging an upper welding plate, it is guaranteed that people can flexibly adjust the working angle and position of the charging parking space and can flexibly adjust the angle and position of vehicle receiving or dispatching of the parking space, and it is guaranteed that the position where the vehicles loaded and placed in the parking space rack are connected with charging wires to be charged is more suitable; and the charging parking space has good social benefits and economic benefits,and is suitable for being used and popularized.
Owner:张美红
Mobile instant charging system for electric vehicle on highway
InactiveCN110979043AEfficient chargingEasy to chargeBatteries circuit arrangementsCharging stationsTransformerPower grid
The invention is applicable to the technical field of expressway instant charging, and provides a mobile instant charging system for an electric vehicle on a highway. The system comprises a pluralityof groups of symmetrically arranged photovoltaic power generation devices, a fixing device, a transmission conversion device and a receiving device located on the electric vehicle. Each photovoltaic power generation device comprises a photovoltaic panel, a bottom plate and a plurality of circles of discharge coils, and the discharge coils of the symmetrically arranged photovoltaic power generationdevices are oppositely arranged. The transmission conversion device comprises an inverter and a transformer, the two ends of the inverter are connected with the photovoltaic panels and the transformer respectively, and the transformer is connected with the discharge coils and a social power grid. Therefore, real-time charging of the electric vehicle can be realized, the charging efficiency is improved, the charging queuing time is shortened, and the service life is prolonged.
Owner:潍坊亿达交通科技有限公司
Who we serve
- R&D Engineer
- R&D Manager
- IP Professional
Why Patsnap Eureka
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com