406results about How to "Solve charging problems" patented technology

The invention provides a method for starting a flexible HVDC (high-voltage direct-current) system of a modularized multi-level converter, which is utilized to control a switch, a breaker, a converter and the like, so that the submodule voltage and DC voltage are ensured to reach rated values; and control strategies are formulated properly to restrain impulse currents generated in a charging process. By using the method, a charging control method is simplified, a modulation algorithm is optimized, the problem that a far-end converter submodule is short of capacitor voltages when an alternating-current system at one end charges two stations is solved, and the problem of the charging of a DC line is solved as well.

The invention discloses an automatic charging system based on a snakelike-simulated mechanical arm. The automatic charging system comprises the snakelike-simulated mechanical arm, a charging device and a control system, and further comprises all control and execution modules, the control and execution modules are mutually matched, and whether to-be-charged vehicles exist or not can be automatically induced through a vehicle induction module; a charging-port pre-alignment module identifies charging ports through installed sensors, and general orientations of the charging ports are preliminarilycalculated; a main control module of a microcomputer is prepared, and is installed in a charging pile base, and the main control module controls the mechanical arm to clamp charging guns to move in the pre-alignment direction; an accurate alignment module of a snakehead-simulated joint accurately determines positions of the charging ports through the corresponding sensors and charges the to-be-charged vehicles. According to the automatic charging system based on the snakelike-simulated mechanical arm, vehicle using experiences of new-energy vehicles and automatic guide vehicles are greatly improved, the automatic charging requirements of automatic sites such as automatic-parking-place vehicles are met, a complete automatic parking and automatic inter-vehicle service system is formed, thelabor cost is greatly reduced, and the running efficiency is improved.

The invention discloses a shared electric bicycle. The electric bicycle adopts a parking pile parking mode. A charger is integrated in the parking pile. Only a direct current anode and a direct current cathode are led out of the electric bicycle. The direct current anode, the direct current cathode and a locking plate form a direct inserting type structure together. The problems of charging and parking are solved. Safety is improved by adopting the modes of a high-strength vehicle body, speed limit, voice prompt and code scanning real name authentication (for preventing a child from riding the electric bicycle under the condition of no guardian). The anti-theft coefficient is increased by adopting the integrated totally-closed vehicle body, an electromagnetic lock, positioning, an adjustable and non-drawable vehicle seat and screw parts different from market normalization. The problem of temporary parking is solved by adopting a temporary two-dimensional code scheme. The riding feeling is improved by adopting rubber particle tires and a more intelligent logistic system.

The invention discloses a buck-boost adjustable quick charger under a 12V direct-current onboard power supply. The 12V onboard power supply is connected with a power supply voltage detection circuit, a power supply conversion circuit, a power switch drive module and a buck-boost adjustable control circuit respectively; an output of the power supply conversion circuit is connected with the power switch drive module; a microprocessor is externally connected with an output of the power supply voltage detection circuit, an output of a charge mode setting module, an output of a voltage-current detection circuit and an input of the power switch drive module respectively; and an output of the power switch drive module is connected with the buck-boost adjustable control circuit, a battery and an input of the voltage-current detection circuit in turn. The quick charger integrates the buck-boost functions, automatically converts buck-boost modes under the condition of the 12V fixed input power supply and adjusts the charge current to realize stage charge for the batteries of different voltage requirements, has simple circuits, is convenient to control, and meets the charge requirements of various batteries of 0 to 20V so as to solve the charge problem in self-driving travel of people.

The invention provides a light-storage type EV (electric vehicle) charging and converting station, belonging to the field of power supply systems. The station is used for solving the problems caused by taking an alternating current power grid as a power supply source in the existing EV charging and converting station. The light-storage type EV charging and converting station comprises a photovoltaic generating system, a storage battery energy accumulation system, an EV charging station and a station-used load, wherein the photovoltaic generating system comprises a solar battery assembly, a grid connected inverter and a photovoltaic power supply management system, and is suspended on a power supply bus of the photovoltaic system; the storage battery energy accumulation system comprises a storage battery pack, a battery management system and a dual-direction inverter, and is suspended on a power supply bus of the load; the EV charging and converting station and the station-used load are suspended on the power supply load of the load; and the power supply bus of the photovoltaic system and the power supply bus of the load are respectively connected with a 380V bus in the alternating current power grid, and are connected by a photovoltaic access breaker.

The invention relates to an intelligent charging system for an electric vehicle and a charging method. The charging system comprises a mobile phone client, a background server, an intelligent power supply device and a charging socket, wherein the mobile phone client, the background server and the intelligent power supply device communicate with one another through internet; and the intelligent power supply device is used for charging an external rechargeable battery through a charging socket. The charging method comprises the steps as follows: the rechargeable battery is connected with the charging socket through a power line; the intelligent power supply device transmits charging current and the residual electricity quantity of the rechargeable battery to the background server; the background server transmits the time and cost required for fully charging to the mobile phone client; the mobile phone client feeds the information that charging is carried out or not back to the background server; and the background server informs the intelligent power supply device to select charging or non-charging of the rechargeable battery according to the information fed back by the mobile phone client. The intelligent charging system has the beneficial effects that the intelligent charging system is suitable for popularization and application; and conveniently and rapidly charging the rechargeable battery of the electric vehicle by a user is facilitated.

The invention relates to a charging method of charging pile for supplying charging service to an electromobile, which has the following steps of: 1) stopping an electromobile at the front of a workable charging pile, connecting the charging pile with mains supply, socketing an electric connector on a vehicle power control system arranged on the electromobile, and inserting a charging card into a card reader; 2) reading user information in the charging card by the charging pile, and detecting the availability of the charging card corresponding to the battery packs and the electromobile; 3) detecting the electric quantity remaining balance of the charging card, under the condition of continuous charging, collecting and detecting the imbalance degree between the battery packs and single batteries by a main control unit; if the imbalance degree exceeds a prior set value, giving the alarm display and prompting the balanced maintenance for battery packs timely by the main control unit; 5) in the charging process, displaying the charging accumulative total power consumption and the charging state alarm in a real time; and 6) and when the charge is ended, displaying the remaining balance of the charging card on a display unit, performing balance judgment between the battery packs and the single batteries, and displaying the imbalance degree state information. The charging system has the functions of real time collection of battery pack state information and real time balance treatment when the electromobile is charged, and has the advantages of reasonable human-computer interface, accurate electric quantity measurement, convenience of connection and good additional value-added function.

The invention provides a midway charging system for an electric vehicle. The electric vehicle is provided with a pantograph (301), a charging grid (10) is arranged along a road, and an insulating protection shell (101) is arranged on an outer layer of the charging grid (10); base stations (20) are arranged at certain intervals in the charging grid (10); when the pantograph (301) enters a preset range of one of the base stations (20), the base station (20) acquires the identification information of the electric vehicle (30) through near-field communication and remotely transmits the identification information to a management center (40), and the management center (40) authenticates the identification information; and under the condition that the identification information passes authentication, the management center (40) remotely controls the base station (20) to open the insulating protection shell (101) to allow the pantograph (301) to be contacted with the charging grid (10) for charging the electric vehicle, and the management center (40) performs billing and management. By adoption of the midway charging system for the electric vehicle, timely and convenient electric energy supplementation of the electric vehicle is ensured, the construction cost of a charging station is reduced, and the problem about charging of the electric vehicle in the prior art is fundamentally solved.

The invention discloses a stereo garage with an intelligent charging function. The stereo garage comprises a garage body, an illumination system, a garage intelligent control system and a touch screen, wherein a plurality of car carrying plates, a car carrying plate guide rail device, a car carrying plate driving device, a charging connector and a storage battery are arranged on the garage body; the car carrying plate driving device is used for controlling the car carrying plates to move on the car carrying plate guide rail device; a solar panel is arranged on the top end of the garage body; and the garage intelligent control system comprises a main control unit, a parking control unit, a car charging control unit and a solar control unit. The parking control unit comprises a car carrying plate control module and a charging module; and the automobile charging control unit comprises a charging time control module and a charging connector control module. The stereo garage with the intelligent charging function has the advantages that more parking spaces can be provided under the condition of the specific area, so that the problem of parking difficulty is solved; meanwhile, the charging can be performed, so that the problem of charging difficulty can also be solved during parking; and the charging can be performed in the low tide period of electricity consumption so as to reduce the charging cost, and the like.

The invention discloses a highway toll station dynamic weighting apparatus controlling and managing system comprising an entrance station weighting and tolling controlling system, an exit station weighting and tolling managing system and a highway local area network. The entrance station weighting and tolling controlling system comprises an entrance station infrared-ray transmitting-receiving device, a dynamic weighting apparatus, an axle number recognizer and the like. The exit station weighting and tolling managing system comprises an exit station infrared-ray transmitting-receiving device,an axle number recognizer and a dynamic weighting apparatus. The invention is an important innovation to the highway weighting and tolling, can automatically compare whether an exit station standard dynamic weighting apparatus is out of balance or has serious weighting errors and can recalibrate precisely the exit station standard dynamic weighting apparatus which is out of balance or has seriousweighting errors, thereby thoroughly solving the problems of the normal tolling and the transiting order puzzling the toll station for a long time. The invention radically eliminates the traditional weighting and detecting method, improves the work efficiency, saves considerable man power and material resources and makes great social and economic benefits.

The invention relates to a hydraulic self-tipping type road sweeping machine driven by solar energy, and because a sweeping and negative pressure mechanism with large capacity is utilized, dust pollution can not generate completely. According to the technical scheme provided by the invention, a negative pressure tank is arranged in front of a vehicle frame, and a rolling sweeping mechanism is arranged at the bottom of the vehicle frame; the upper part of the front end of the vehicle frame is hinged with a crank mechanism, and the crank mechanism is connected with the negative pressure tank atthe same time; a bag type filter is arranged in the negative pressure tank; an induced draft fan, a walking mechanism and a steering system used for controlling the walking direction of the sweeping machine are arranged on the vehicle frame, and the steering system is connected with the walking mechanism; the air inlet of the induced draft fan is connected with the air outlet of the negative pressure tank, and the air inlet of the negative pressure tank is near the rolling sweeping mechanism; a top protection rack is arranged at the upper part of the vehicle frame, a solar panel is arranged onthe top protection rack, and the solar panel is used for charging a battery on the vehicle frame through a controller; and the battery is used for providing power for the induced draft fan, the rolling sweeping mechanism and the walking mechanism.

The invention discloses a real-time vehicle navigation method based on a wireless data network. In the method, (1) destination information is input into a vehicle-mounted end by a user, positioning information is acquired by a GPS (Global Position System) positioning module and sent to the vehicle-mounted end, and the positioning information, the destination information and a vehicle identification code are sent to a server end through the wireless network by the vehicle-mounted end; (2) the sever end receives the information sent by the vehicle-mounted end, respectively extracts the positioning information, the destination information and the identification code information, works out a navigation path according to GIS (Geographic Information System) data, a digital map and traffic condition information, and marks a vehicle position on the path in real time and finally stores the vehicle position into a database at the server end; and (3) the positioning information, the map and the path information of the vehicle can be checked from a screen at the vehicle-mounted end through web access or use of special software by the vehicle-mounted end and automatic identification by the server end, thereby the real-time navigation of the vehicle can be realized. The invention can acquire real-time traffic conditions, can update GIS and a digital map at real time, thereby realizing real-time navigation and improving vehicle running efficiency.

The invention discloses a long charging bag. A zipper or a hook-and-loop fastener belt is installed on the bag body in the length direction. A plurality of hollow cylindrical partitions with one ends opened are arranged in the bag body. Each cylindrical partition is stitched through more than half of a circle of yarn thread or bonded or welded in the bag body. The long charging bag is used for charging the deep blast holes so that an explosive package can be prevented from being broken and deformed, accurate spaced charging and uncoupled charging can be achieved for downward blast holes or horizontal or slowly-inclined blast holes with two opened ends. The long charging bag can also be used for accurate charging of bent blast holes. The long charging bag is simple in structure, wide in usable material and capable of being easily used for large-batch industrial production and use. A construction method is wide in application range and capable of being widely used in engineering of demolition blasting, presplitting blasting, smooth blasting and underwater blasting, and the purpose of accurate charging of deep holes in the engineering is achieved.

The invention provides a sharing method of a charging pile, a server side, user sides and the charging pile. The sharing method includes the steps that a charging demand issued by the first user sideis received, and the first user side is applied to a user needing to charge a vehicle; a target charging pile executing the charging demand is determined; qualification information indicating that thevehicle corresponding to the first user side is allowed to enter a region where the target charging pile is located is sent to the second user side, and the second user side is applied to a management party for the region where the target charging pile is located; indicating information for providing a use secret key of the target charging pile for the first user side is sent to the third user side, and the third user side is applied to an owner of the target charging pile. The management party for the region where the charging pile is located is also brought into a sharing platform, therefore, the management party discharges electric vehicles of users, sharing of private charging piles is possible, the problem of difficult charging of the electric vehicles is solved accordingly, positivesignificance is achieved for popularization of the electric vehicles, and high practical value is achieved.

The invention discloses an embedded wearable solar power supply system and a control method thereof. The system comprises a solar cell module, an energy storage module and a controller, wherein the solar cell module is a flexible solar cell array and is used for converting solar energy into electric energy; the energy storage module is composed of multiple super capacitors and is used for storing the electric energy; the controller is used for calculating a continuously changing maximum power point according to a maximum power point tracking algorithm when outside illumination intensity changes. Charging and discharging management is conducted according to the magnitude of energy needed by a load, and if the energy needed by the load is less than energy provided by the solar cell module, the solar cell module supplies power to the load and the energy storage module simultaneously; when the energy needed by the load is larger than the energy provided by the solar cell module, the solar cell module and an energy storage element supply power to the load simultaneously. According to the embedded wearable solar power supply system and the control method thereof, the solar energy can be effectively collected, and the efficiency of collecting the solar energy by the system is improved through the maximum power point tracking algorithm.

The invention discloses a method for automatic cruise detection of comprehensive information of greenhouses. According to the method, an optimal cruise path can be set according to the needs of different greenhouse soil bin structures and greenhouse comprehensive information acquisition, the precision of cruise is guaranteed through ultrasound position detection, a detection target is located based on laser sensing, and power is timely supplemented to a mobile platform through an automatic charging device during cruise intervals. Thus, continuous-cruise dynamic monitoring on greenhouse environment and crop information is realized, the detection efficiency and accuracy are improved, and an unmanned management mode is realized. The method of the invention can be applied to detection of greenhouse environment and crop growth information.

The invention provides a method for driving a liquid crystal panel. The method is applied to the liquid crystal panel. The liquid crystal panel includes a plurality of scan lines, a plurality of data lines, and a pixel array. The method includes that a driving device controls the turn-on time of a scan line corresponding to pixel units in each row of the pixel array and the turn-on time of a corresponding data line to satisfy a first preset condition; and the driving device controls the corresponding data line of each column of pixel units in the pixel array to be increased by a pre-charge voltage to satisfy a second preset condition within a preset time slot; and the driving device controls the scan lines and the data lines to drive the pixel array according to the first preset condition and the second preset condition. An embodiment of the present invention further provides a device for driving the liquid crystal panel. With the embodiments of the present invention, the brightness uniformity of the different positions of the liquid crystal panel is improved, and the picture taste of the liquid crystal panel is improved.

The invention provides a battery charging control method, device and system. The method comprises: when it is detected that there is a power access, determining whether the electric quantity of a battery is lower than a safety cut-off electric quantity; and if no, selecting a control mode, wherein the control mode comprises there modes which are respectively a power supply mode, a dormancy mode and a charging mode, the power supply mode means that power is supplied to an electrical device and the battery is not charged, the dormancy mode means that the battery is charged in case there is no user operation and the power is supplied to the electrical device in case there is user operation, and the charging mode means that the battery is charged, such that the control mode for charging the battery is enriched, the problem of charging the battery when a user need is uncertain is solved, and the damage caused to the battery in case that a charging coefficient is too high. Besides, the user can freely select the control mode, such that the demands of different population groups can be satisfied.

The invention discloses a charging shore power system and a charging method of a high-capacity electric ship. The system comprises a remote transmission module, a position locating module, a charginginterface module, a shore based receiving module, a position judging module, a position adjusting module and a charging module, the remote transmission module, the position locating module and the charging interface module are mounted on the ship, the shore based receiving module, the position judging module, the position adjusting module and the charging module are arranged on a shore, the shorebased receiving module and the position judging module are mounted on the position adjusting module and move when the positioning adjusting module moves, the position adjusting module is composed of aposition moving device and a position controller, a charging interface adjusting module is connected on the charging module and composed of a charging adjustment module and a charging cable, and thecharging interface module is docked with the charging cable to realize shore power connection-in and charging of the ship. The system has wide application prospect in the field of new energy ship power systems.

The invention discloses a method for deploying a resonant repeater in a multi-hop wireless rechargeable sensor network, belonging to the field of node energy supplement in the wireless rechargeable sensor network. The resonant repeater is introduced into the wireless rechargeable sensor network so as to realize multi-hop recharging of the sensor node, so that a mobile vehicle can be charged in a longer distance, and charging delay of the node is shortened. The invention provides a resonant repeater position determining policy including two steps. In the first step, the whole network is split in a cellular hexagon, so as to ensure that the repeater can charge all sensor nodes; in the second step, the position of the repeater is optimized and adjusted so as to ensure that fewest repeaters are used while the charging coverage condition is met. Through adoption of the policy, multi-hop wireless charging of the sensor in the network is realized through fewer resonant repeaters. A problem that energy of the node in the wireless sensor network is limited is solved at a lower cost, and sustainable operation of the network is realized.

The invention discloses an intelligent charging apparatus. The intelligent charging apparatus comprises a wireless network apparatus communicating with a central control room of an unmanned aerial vehicle, and a GPS positioning apparatus, wherein the wireless network apparatus and the GPS positioning apparatus are arranged on a vertical pole; a wireless self-adaptive charging panel is arranged on the top of the vertical pole; the wireless self-adaptive charging panel is connected with a wireless charging apparatus; a solar photovoltaic panel is arranged on the vertical pole below the wireless self-adaptive charging panel; a storage battery is arranged in the vertical pole below the solar photovoltaic panel; the storage battery is used for supplying power for the wireless charging apparatus; and the solar photovoltaic panel is used for supplying power for the storage battery. According to the charging apparatus provided by the invention, the automatic cruise, automatic charging and data transmission of the unmanned aerial vehicle can be realized; the problem existing in charging the unmanned aerial vehicle for a long-distance operation is solved, and the cruising power of the unmanned aerial vehicle is further improved; an optical sensor controls a motor to drive a theta-shaped second bracket to drive the solar photovoltaic panel to rotate to the optimal angle according to light intensity through a controller, so as to fulfill the purpose that the solar photovoltaic panel can absorb solar energy to the maximum and convert the solar energy into electric energy.

The invention discloses a device and a method for charging and discharging of an electric vehicle and the like with settlement carried out in a bank card sweeping way. The device and the method combine the current known charging technology and the POS sweeping settlement technology, and are a novel device and a novel method for charging, discharging and fund settlement based on the charging and discharging characteristics of the electric vehicle. In the technical scheme, the device and the method adopt a system control module, a charging and discharging module and a POS sweeping settlement module, and can realize the automatic accounting, deduction and settlement of the relevant fund and cost, the printing of relevant bills and other functions while charging and discharging the electric vehicle. Compared with the prior art, the invention has the advantages of safer and simpler operation, lower operating cost, more convenient management, wider scope of application and more vital service.

The invention discloses an automatic charging device for recessed electric rails of electric vehicles driven on a highway. A left recessed electric rail and a right recessed electric rail are arranged on the two sides of the middle part of vertical rods of partition fences in the middle of a bi-directional lane; a left grounded electric rail and a right grounded electric rail are arranged on the two sides of the lower ends of the vertical rods, and are not arranged at the crossroads, so that a pavement is not occupied, transportation and city appearance are not affected, and electric vehicles can be charged automatically as long as moving near to the double electric rails of the partition fences; a power supply cavity opening below a n-shaped plastic track of each recessed electric rail faces downwards, and a power supply copper square pipe is hidden at the upper part inside the cavity to prevent the invasion of water sprayed from various directions; the head ends of the left electric rail and the right electric rail pass through an underground cable, and are connected with a power supply of a toll power feeding station; an arc ground wire carbon brush of an automatic transformation carbon brush rack of a vehicle-mounted electrical control automatic current collector rotates backwards automatically through the elastic force and sliding friction force between the arc ground wire carbon brush and an grounded electric rail copper square pipe; a live wire carbon brush rack erects upwards, a positioning claw positions the live wire carbon brush rack in the vertical state, the upper end of a live wire carbon brush is positioned in the middle of the copper square pipe inside a recessed electric rail cavity and receives electricity through sliding and connection; when the vehicle leaves from the double electric rails, the current collector is shrunk automatically, and the vehicle bottom can be concealed.

Disclosed is a universal rod powered electric automobile highway driving automatic charging device. The middle of a two-way charging highway which is arranged on the universal rod powered electric automobile highway driving automatic charging device is provided with a partition fence. The upper end of a left and right end of the partition fence is provided with a double-way stealth electric rail and the lower end of the left and right end of the partition fence is provided with a double-way grounding electric rail and an identification control box to form an urban driving charging road of a two-way electric rail small unit identification power supply line section and large unit power supply network. The two-way electric rails are not arranged at the position of an intersection and accordingly the occupied road area is small and the traffic and the city appearance are not affected. An electric automobile is provided with a vehicle-mounted automatic powered device, a vehicle-mounted intelligent watt hour meter and a powered intelligent controller, the vehicle drives close to the partition fence, a vertical powered frame can be vertically and laterally driven by a universal rod of the vehicle-mounted automatic powered device to be automatically guided into the double-way stealth electric rail, an upper and lower carbon brush of the vertical powered frame and the upper and lower electric rail are powered, the automatic sliding connection can be achieved, a universal rod powered device is light and flexible, the extension powered and recycling effects can be automatically and rapidly achieved, and the frequent connection and disconnection with the upper and lower electric rail is allowed. According to the universal rod powered electric automobile highway driving automatic charging device, the charging is convenient, flexible and efficient and the problem of the charging of the electric automobile is effectively solved.