81results about "Electric vehicle charging technology" patented technology

Docking stations and docking methods are provided for use with marking devices used for marking the presence or absence of an underground facility in a dig area. The docking station may serve as a home base for storage of a marking device, for charging the battery of a marking device, for transferring data to and from a marking device, and for securing a marking device against unauthorized use and/or theft. The docking station may be a mobile docking station that is installed in a vehicle or may be a fixed docking station that is installed at a central location in the field, at a central office, at a home base facility, and the like.

A vehicle has a plurality of traveling modes. A display device for the vehicle comprises: a display unit displaying map information; and a control unit causing the display unit to display recognizably, at a portion of roads in the map information, traveling modes that correspond to the roads. Preferably, the control unit sets a destination in response to an instruction received from an operator, searches for a traveling route extending from a starting point to the destination, divides the traveling route into segments, and associates one of the traveling modes with each of the segments. More preferably, the control unit causes the display unit to display the plurality of candidate traveling routes, each with the traveling mode overlaid thereon, and selects in response to an instruction of the operator one traveling route planned to be taken among the plurality of candidate traveling routes.

The present invention relates to one kind of battery loading and unloading bogie for electromobile and its track type battery tray and built-in battery tray, and belongs to the field of electromobile technology. The battery loading and unloading bogie has elevating track upright in the front end, fast battery unloading mechanical arm on the upright and main elevating mechanism to shift the mechanical arm. The mechanical arm is provided with longitudinal bearing arm possessing special interface for fitting the battery tray, horizontal longitudinal push mechanism under the longitudinal bearing arm, and horizontal transverse telescopic cross bearing arm pushed with the longitudinal push mechanism and possessing battery hoisting part. The present invention has the advantages of convenient battery loading and unloading.

The invention provides a new energy automobile charger, comprising a charge pile and a charge gun connected with the charge pile through a charge wire and also comprising a mechanical arm, a guide rail fitting the charge pile and a travel cart located on the guide rail. One end of the mechanical arm is disposed on the travel cart, and the charge gun is disposed at the other end of the mechanical arm. Wherever a new energy automobile comes, the travel cart can be slid quickly to the new energy automobile, the charge gun is aligned with a charge interface of the automobile through the mechanical arm for charging, the automation level is very high, the mechanical arm may be bent at any angle to form three-dimensional space curvilinearly bent, and sufficient and wide bending range may be provided to the mechanical arm.

The invention provides a charging system combining a power integrated body of the inner space of a vehicle and an outer charging suspension. The charging system aims at overcoming the defect that a few outer charging piles are available when existing electric vehicles have charging requirements. According to the design, a structure which combines the power integrated body used for charging the electric vehicle and installed in the vehicle, and the outer charging suspension outside the vehicle and is suitable for receiving a power source of the inner space of the vehicle is provided. The power integrated body installed in the inner space of the vehicle and composed of a charging pile, a suspension wire, a plug and an accessory is combined with a power supply device, namely a suspension wire and a conventional socket, on the outer charging suspension outside the vehicle through a power receiver, namely a suspension wire and a conventional plug, via a cantilever or a fixed suspension or a movable suspension or a multi-movable suspension in the inner space of the vehicle or above the occupation portion of the vehicle or above the height of the human body on the near side of the vehicle. The electric vehicle can be easily charged in a place with a civil power source, and in combination with a handheld device and the movable suspension which are carried in the vehicle, the limitation of the distance between a power grid power source and a parking place is overcome to the best.

An electric charging system for a vessel, vehicle, or aircraft includes one or more energy storage modules on the vessel, vehicle, or aircraft; a pulse rectifier; a converter; and a voltage control transformer. The one or more energy storage modules are connected to outputs of the pulse rectifier. The voltage control transformer is connected to inputs of the pulse rectifier. The voltage control transformer includes a serial transformer having a plurality of pairs of transformer windings, connected together in series, one winding of each pair being adapted to be connected between the pulse rectifier and an input from an energy source and the other winding is connected to the converter.

The invention relates to a convenient moving waterproof electromobile charging pile, the convenient moving waterproof electromobile charging pile comprises a main body, an operating panel and a foundation, the convenient moving waterproof electromobile charging pile further comprises a waterproof mechanism and a moving mechanism, the waterproof mechanism comprises a baffle and two moving boxes, the moving box is internally provided with a lifting component, the lifting component comprises a first motor, a drive gear, a rack and a connecting block, the moving mechanism comprises a second motor,a drive bevel gear, two moving components and two drive components, the moving component comprises a support shaft, a rotating rod, a connecting rod and two moving wheels, the convenient moving waterproof electromobile charging pile extends and retracts the moving wheels through the moving mechanism, so that the moving convenience of the electromobile charging pile is improved, the operating panel is shielded through the baffle due to the waterproof mechanism in the rainy day or in the idle time of the equipment, and the condition that the electromobile charging pile cannot work normally because the rainwater beats on the operating panel, penetrates into the operating panel and affects the work of an internal element is avoided.

The invention provides a mobile charging pile positioning method, a mobile charging pile and an intelligent charging system, and relates to the technical field of charging piles. After a main controlunit receives the charging information of a device to be charged sent by a ground control center, the main control unit determines a planning path between the mobile charging pile and the device to becharged according to the position information of the device to be charged, the current position of the mobile charging pile and a pre-stored electronic map, controls a mobile actuator to perform a first action according to the planning path, moves the mobile charging pile to a position of the device to be charged, and charges the device to be charged. The method enables the mobile charging pile to accurately locate the position of the device to be charged according to the planning path, achieves that the mobile charging pile automatically searches for the device to be charged to perform charging, does not need a user to find the charging pile, improves the charging efficiency and the utilization rate of the mobile charging pile, and reduces capital input cost and labor cost.

The invention relates to an electric vehicle charging station dispatching system and an ordered charging control method. On the basis of comprehensively considering the maximum charging power of ordered charging piles with adjustable charging power in a charging station and the target electricity utilization power issued by a superior scheduling system, the total target electricity utilization power issued by the superior dispatching system is distributed between the ordered charging piles, so that a value of the charging power of the ordered charging piles is between the minimum charging power and the maximum charging power, and the charging power of the charging piles in the charging station is comprehensively managed. Through the ordered charging control method, formulation of power sharing can be realized, so that transition of the charging behavior of the electric vehicles is guided from a one-way disordered random charging mode to an ordered charging mode, peak-sifting charging is achieved, power grid load fluctuations are reduced, energy losses of a power grid is reduced, and the reliability and economic benefits of a power distribution network are improved.

An energy management strategy for boats and ships is provided. The output and distribution of energy are dynamically adjusted in accordance with commands, tides, time, locations, weather, hydrologic conditions and other factors may impact the sailing, in order to optimize the energy efficiency of boats and ships.

The invention discloses an intelligent electric vehicle charging pile capable of improving the equipment utilization rate. The charging pile comprises a pile body, a load monitoring device, a load control device, a metering device and an electric vehicle battery power management module, and is characterized in that the load monitoring device is used for monitoring the load of a charging pile powersupply area; the load control module is used for adjusting the load of a branch line of each charging pile; the metering device is used for metering electric quantity of each branch of the charging pile; the electric vehicle battery power management module is used for detecting the power condition of an electric vehicle connected with each charging pile; the pile body is used for connecting the electric vehicle with a power grid to charge the electric vehicle. The charging pile has the functions of load monitoring, adjustment and electric vehicle electric quantity management, avoids the overload of lines and distribution transformers during peak power utilization, improves the efficiency of the charging piles, and reasonably allocates the charging time of each charging pile.

An output circuit sends out, to an input circuit, a control pilot signal generated by a voltage source. A voltage transformer is provided to a control pilot line on the output side of the output circuit, and a communication unit transmits and receives communication signals via the voltage transformer. A voltage transformer is provided to the control pilot line on the input side of the input circuit, and a communication unit transmits and receives the communication signals via the voltage transformer. A low-pass filter is provided to the control pilot line between the input circuit and the voltage transformer.

An automatic traveling servo charging platform for an electrical vehicle comprises a central control unit, power storage/generation unit, communication unit, positioning and navigation unit, charging component and automatic driving unit. The automatic traveling servo charging platform tracks a vehicle to be charged and can charge an electrical vehicle while the electrical vehicle is traveling. A servo charging delivery system comprises a control center and multiple automatic traveling servo charging platforms, and provides a charging service for multiple electrical vehicles. The servo charging delivery system can provide a charging service for electrical vehicles in a timely manner, and free the electrical vehicles from the dependency on a fixed charging station, thus effectively increasing traveling capability of the electrical vehicles. The automatic traveling servo charging platform can track an electrical vehicle and charge the electrical vehicle during operation/motion thereof without waiting and interruption to the operation of the vehicle.

The invention relates to a three-port DC/DC converter for high-power charging and belongs to the technical field of automobile driving and control. The three-port DC/DC converter solves the problem that a traditional non-isolated buck topology cannot freely and simultaneously realize high-power charging and the control of the free charge-discharge requirements of a battery. An input capacitor is connected in parallel with a voltage source; the positive pole of the voltage source is connected to the drain of a switching transistor Q1; the source of the switching transistor Q1 is connected to the cathode of a diode D1; the anode of the diode D1 is connected to the negative pole of the voltage source; the source of a switching transistor Q2 is connected to the cathode of the diode D1; the drain of the switching transistor Q2 is connected to the cathode of a diode D2; the anode of the diode D2 is connected to the positive pole of a battery; the negative pole of the battery is connected tothe anode of the diode D1; one end of an inductor L1 is connected to the source of the switching transistor Q2; the other end of the inductor L1 is connected to the drain of a switching transistor Q3;the source of the switching transistor Q3 is connected to the anode of a diode D3; the cathode of the diode D3 is connected to the positive pole of the battery; one end of an output capacitor is connected to the drain of the switching transistor Q3; and the other end of the output capacitor is connected to the negative pole of the battery. The three-port DC/DC converter is suitable for automobiledriving and control.

The invention discloses an off-line battery replacement method and system of a battery replacement cabinet, a terminal and a storage medium. The method comprises the steps: receiving a Bluetooth connection request initiated by a user terminal when the battery replacement cabinet is detected to be in an off-line state; when an order sent by the user terminal through Bluetooth connection is received, opening an idle battery compartment, and prompting to place a to-be-replaced battery; obtaining a first ID of the to-be-replaced battery placed in the idle battery compartment, and judging whether the first ID is consistent with a second ID in the order; and if so, opening the full-power battery compartment, and prompting to take out the full-power battery in the full-power battery compartment. By means of the mode, when the battery replacement cabinet cannot be connected to the network or disconnected from the network, the Bluetooth module of the cabinet body is connected with the user terminal for data communication so as to achieve off-line battery replacement, normal work of the battery replacement cabinet system is not affected, the battery utilization rate can be increased, the operation income can be increased too, verification is performed through the server, and the legality of battery replacement operation is ensured.

The invention relates to a full-automatic charging robot. The full-automatic charging robot comprises a body; at least one charging gun which is connected with a charging power supply through a cable;charging seats arranged on the body and having the same number as that of the charging guns, and used for supporting the charging guns; a mechanical arm which is installed on the body and is detachably connected with the charging gun, wherein the charging guns move in space through the mechanical arm so as to complete plugging and unplugging of the charging guns, a visual device is arranged on the mechanical arm, and butt joint of the mechanical arm and the charging guns can be achieved through the visual device; a balancer which is arranged on the body and is connected with the charging gunsand is used for reducing the bearing of the charging guns when the mechanical arm controls the charging guns to be inserted and pulled out. The full-automatic charging robot is particularly suitablefor charging of high-power new energy buses, the problems that manual guarding is needed during charging, time and labor are wasted during manual operation, and charging gun plugging and unplugging alignment is inaccurate are solved, and the safety, stability and working efficiency of high-power direct-current charging are improved.

The invention discloses a charging gun with a wire take-up function. The wire take-up method of the charging gun has three designing schemes, including the way of taking up a wire through driving a wire take-up device by means of a motor, the way of charging a battery through shaking a power generation device, and the way of taking up the wire by means of a coil spring device. The three designing schemes have good wire take-up effects. The charging gun is provided with the wire take-up device, which can take up a wire cable into a wire take-up outer shell quickly, thereby preventing the wire cable from being messy, and protecting the wire cable arranged inside the wire take-up outer shell against ground abrasion.

The invention belongs to the field of new energy vehicles, and particularly relates to a high-voltage system circuit of a new energy vehicle and power up and down work control procedures of capacitivedevices in the high-voltage system circuit. The high-voltage system circuit of the new energy vehicle comprises a control system (with particular control functions capable of being implemented by a single controller such as vehicle control units, battery management controllers, power motor controllers, direct-current converters and vehicular chargers or a combination of more than two of the controllers), a power battery, a power supply relay, a main negative relay, a direct-current converter, a low-voltage circuit system, a vehicular charger and a mains supply system. The direct-current converter has bidirectional conversion functions or is provided with built-in capacitive self-charge circuits, electric charge quick release circuits are arranged on high-voltage direct-current sides of the direct-current converter (or the vehicular charger), circuits on the high-voltage direct-current sides of the direct-current converter and the vehicular charger are directly connected with one another, and the same power supply relay is shared by the direct-current converter and the vehicular changer.

A power reception connector (11) provided as a vehicle-mounted power supply opening results from connection terminals (11a, 11b, 11c, 11d), internal wiring (111, 112, 113, 114), wiring branching sections (113a, 114a), a grounding-wire-side branched wire (15), a control-wire-side branched wire (116), capacitors (115a, 116a), a superimposer/separator (15), and a low-pass filter (114b) being integrated to a casing as an interchangeable unit.

The invention discloses a charging method and device for electric vehicles. The method comprises the steps of: acquiring operation data of the electric vehicles; according to the operation data of theelectric vehicles, carrying out clustering on the electric vehicles to obtain a plurality of electric vehicle groups; and according to operation data of a cluster center in each electric vehicle group, preset time segments and charging resource data of each time period, acquiring charging parameters corresponding to each electric vehicle group, wherein the charging parameters comprise charging power and a charging time period. The invention solves the technical problem of intensifying a load peak and valley difference, which is caused by a case that in the prior art, an electric vehicle is charged in a load peak period of a power grid.

The invention discloses a method for preventing a small storage battery from being fed when charging an electric vehicle, wherein when a charger is working, a battery management system (BMS) is awakened through a hard wire, at the same time, a vehicle control unit (VCU) and a direct current direct current converter (DCDC) need to be awakened. When the VCU detects that the whole vehicle is in a charging state, a pre-charge circuit of a motor controller and a main positive relay are sequentially closed, the DCDC is enabled to be in a working state by preset enabled DCDC for charging a small storage battery. When the charging process is over or finished, the enabled DCDC is controlled to close by the VCU, then the main positive relay of the motor is switched off to make the motor enter a discharging state, and after finishing discharging, the DCDC and the VCU enter a dormant state. The method has the advantages that the situation that the charger overheats during charging is relieved, theservice life of the charger is extended, the problem that the charging is stopped due to overheat of the charger in the charging process is solved, the charging time is shortened, and the situation that the small storage battery is fed due to the operation of a heat-removal system in the charging process is effectively relieved.

The invention discloses an advertisement charging pile. The advertisement charging pile is characterized in that the advertisement charging pile comprises a charging pile body fixed on the ground; theinterior of the charging pile body is equipped with a PCB mainboard power management module; the upper end of the charging pile body is provided with an oblique plane, on which an advertisement module is arranged; the advertisement module is a liquid crystal display screen; the liquid crystal display screen is connected with the power management module through a data management module; the liquidcrystal display screen is used for touch-control operation and serves as a play carrier for advertisement media content; the power management module is connected with a switch power module; the switch power module is composed of a driving circuit and an AC-DC switching circuit; current of a power supply connected with the power management module is converted from 110V-220V alternating current todirect current; the power management module is connected with a network module composed of a WIFI module, a GPS location module and a 3G module, a storage hard disk and a local area network; the localarea network is connected with a background server; and then, advertisements are pushed through the background server; and a two-dimensional code payment interface of Wechat or Alipay is displayed through the liquid crystal display screen.

The invention provides a charging method for a shared charging cable and the shared charging cable. The charging method for the shared charging cable comprises the following steps: providing electronic equipment, the shared charging cable with a two-dimension code pattern and a charging socket; connecting the electronic equipment with the charging socket through the shared charging cable, precharging the electronic equipment, and simultaneously enabling the shared charging cable to begin to time; after preset charging time is reached, disconnecting the shared charging cable so that the precharging of the electronic equipment is finished; scanning the two-dimension code pattern in the shared charging cable and paying by the electronic equipment, and issuing a charging request; after the charging request is received by the shared charging cable, unlocking the shared charging cable for conduction, and charging the electronic equipment. Compared with the prior art, the charging method forthe shared charging cable provided by the invention can be used in virtue of self-service renting of the charging cable, and precharging for the electronic equipment in a power-off state can be realized.