55results about How to "Flexible charging" patented technology

The invention provides a vertical alternating current charging pile. The vertical alternating current charging pile comprises a charging pile body. A charging connector circuit and a main controller are arranged in the inner portion of the charging pile body. One end of the charging connector circuit is connected with an external 220-volt alternating current supply network, and the other end of the charging connector circuit outputs electric energy through a charging socket. An intelligent electricity meter and an alternating current contactor are connected in series on the charging connector circuit through a power source wire from the 220-volt alternating current supply network to the charging socket. Input and output port of the main controller is connected with the alternating current contactor and a signal input and output end of the intelligent electricity meter. An alternating current charging measurement unit and an arithmetic unit are arranged in the inner portion of the intelligent electricity meter. The signal input and output end of the main controller supplies power to three groups of main contacts of the alternating current contactor which are regarded as a charging switch of the alternating current charging and normally open contacts of a relay of the main contact. The vertical alternating current charging electric pile integrates safety, flexibility, intelligence and alarm in one body, meets requirements of the existing intelligent electricity network and is perfect in function, capable of achieving reliable charging of an electric vehicle and wide in development prospect.

The invention relates to a heterogeneous mobile radio system (1) for providing services from a packet data network for a mobile terminal (MT) (7). Said system comprises at least one first mobile radio network (2) and one second mobile radio network (3). Said mobile radio networks (2, 3) respectively comprise at least one access node (4, 5) to the packet data network, and the access node (5) of the second mobile radio network (3) can only be indirectly connected to the packet data network via the access nodes (4) of the first mobile radio network (2). The invention also relates to a method for providing services from a packet data network for a mobile terminal (7) of a mobile radio system, said method comprising the following steps: (a) at least one first (2) and one second (3) mobile radio network respectively comprising at least one access node (4, 5) to the packet data network are provided; and (b) the mobile radio networks (2, 3) are combined in such a way that data packets can only be indirectly transported between the second mobile radio network (3) and the packet data network via the access nodes (4) of the first mobile radio network (2). The invention further relates to a mobile terminal (7) for using a heterogeneous mobile radio system comprising at least one first mobile radio network (2) and one second mobile radio network (3). Said mobile terminal (7) can simultaneously maintain connections to the first (2) and the second (3) mobile radio networks.

The present invention relates to a method and arrangements for determining charging related to a data bit transfer session from a traffic source (209) to a client (213), said bit transfer session involving bit transfer over a wireless communications link (214f) under the control of a radio resource managing unit (204). According to the method of the present invention the radio resource managing unit (204) sends information regarding the bandwidth on the wireless link that the bit transfer session currently is allowed to use to a charging logic (212). This bandwidth information from the radio resource managing unit (204) is used by the charging logic (212) to determine the charging related to the bit transfer session. Thereby a fair charging of the session may be achieved, which is adapted to the quality of service actually obtained by the end-user for the session.

The invention relates to the technical field of charging piles, in particular to a rail-mounted new energy charging pile. According to the rail-mounted new energy charging pile, a device box can movealong a rail to the position above an electric automobile, the electric automobile is conveniently charged, the inconvenience caused by the fact that the position of the device box cannot be adjustedin time is greatly avoided, and the use rate of the charging pile is increased. The charging pile has a buffering function, and the situation that a sliding seat collides with other sliding seats whenmoving on the rail and thus electric components in the device box are damaged is prevented. When not used, the device box can be stored in a containing box, the situation that the electric componentsin the device box are weathered and corroded or a short circuit accident happens due to the fact that the electric components are wetted by rainwater and thus potential safety hazards are generated is prevented, and therefore the charging pile charges the electric automobile more safely, economically and flexibly. Sliding ways are arranged on the rail, and the two sliding ways are symmetrically arranged at the front end and the rear end of the rail. Vertical seat boards are fixedly connected with the left end and the right end of the sliding seat, and sliding strips are fixedly connected withthe front end and the rear end of the sliding seat.

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.

An image forming apparatus that is capable of flexibly coping with charging in various protocols. A user information storage unit allows registering relating user information related with a protocol. A reception unit receives a print job that includes the relating user information and that is requested to execute according to a protocol from an external apparatus. A determination unit determines whether the relating user information in the print job is registered in the user information storage unit. A storing unit stores the print job without starting to print when the determination unit determines that the relating user information included in the print job is not registered. A registration unit registers the relating user information included in the print job to the user information storage unit, when printing of the print job stored is started according to an instruction from a user who logged in to the image forming apparatus.

The invention relates to the technical field of new energy, particularly to an electric vehicle charging station and an electric power system. The electric vehicle charging station comprises a control apparatus, an energy storage apparatus and a charging pile, wherein the energy storage apparatus can be electrically connected with a power grid and used for storing electric energy supplied by the power grid and supplying power for the charging pile; the energy storage apparatus is electrically connected with the charging pile to form a first charging circuit; the charging pile can be electrically connected with the power grid to form a second charging circuit; and the control apparatus can be electrically connected with the energy storage apparatus, the charging pile and the power grid, and used for controlling the on and off of the first charging circuit and the second charging circuit. By controlling the on and off between the charging pile and the power grid and the energy storage apparatus through the control apparatus, the electric vehicle charging station can be adapted to different environments, namely, the control apparatus still can control the energy storage apparatus to charge the charging pile even if the power grid is in power failure or the electric vehicle charging station is disconnected from the power grid, so that the influence on the electric vehicle charging station from the power grid is effectively relieved.

The invention discloses an intelligent power regulating circuit and method of charging equipment. The method comprises the steps that firstly, the state of charge (SOC) of electric vehicles and loads of the electric vehicles are worked out, and load curves are drawn; by drawing the load curves of the multiple electric vehicles of the same type, whether the load curves are astringed or not is judged, if the load curves are astringed, the load curves are output, and if the load curves are not astringed, the operations are carried out repeatedly; and according to the load curves of the electric vehicles, the maximum output power of a whole charging station is determined, a decision model is established for all terminal charging equipment through the analytic hierarchy process according to the SOC of the electric vehicles, the charging process is divided into an energy supplement stage, a power maintaining stage and a low current supplement stage, and powers of all charging ports are distributed dynamically. By the adoption of the intelligent power regulating circuit and method, the charging loads of the electric vehicles can be forecast effectively, orderly charging control is achieved by sufficiently using a charger, flexible and rapid charging of the electric vehicles is guaranteed, and meanwhile, regional load monitoring is also taken into account.

The invention discloses an electric vehicle flexible charging system and a control method, the electric vehicle flexible charging system comprises a charging device, an energy storage device, a charging terminal, a control device and an energy management device, the input end of the charging device is connected with commercial power, and the output end of the charging device is connected with theinput ends of the charging terminal and the energy storage device; wherein the output end of the energy storage device is connected with the charging terminal, the control device is connected with thecharging device, the energy storage device, the charging terminal and the energy management device, and the energy management device is connected with the energy storage device. According to the electric vehicle flexible charging system and the control method, the peak clipping and valley filling functions of the electric vehicle charging system are achieved, any charging module is allocated to any charging terminal according to requirements, dynamic adjustment of charging power is achieved, the charging power of the energy storage battery and the electric vehicle can be dynamically adjustedaccording to the charging requirements of different time periods, and the utilization rate of the energy storage battery is improved.

Aiming at the defect that that the charging power and the charging time cannot be adjusted in the prior art and therefore a vehicle-mounted power battery pack cannot be flexibly charged, the invention provides a vehicle-mounted charging device which can flexibly charge the vehicle-mounted power battery pack. The vehicle-mounted charging device comprises an input unit, a battery management unit and a charging machine, wherein the input unit is used for receiving a charging command input by a user and sending the charging command to the battery management unit; the battery management unit is used for sending the charging command from the input unit to the charging machine, and stopping the charging machine from charging the vehicle-mounted power battery pack after the vehicle-mounted power battery pack finishes charging; and the charging machine is used for receiving the charging command from the battery management unit and then charging the vehicle-mounted power battery pack.

The invention provides a charging control method and device, equipment and a storage medium, and relates to the technical field of charging equipment. The method comprises the steps of determining a charging type corresponding to a voltage range where a battery voltage is located as a target charging type according to the battery voltage of a vehicle connected with a charging gun of charging equipment and a preset corresponding relationship between the charging type and the voltage range; according to the target charging type, allocating a power unit corresponding to the target charging type to the charging gun as a target power unit; and controlling an access between the target power unit and the charging gun to be closed, so that the charging gun charges a battery of the vehicle throughthe target power unit. Compared with the prior art, the problem that use limitation is caused due to the fact that flexible charging cannot be achieved within the preset charging power range is solved.

The invention discloses an environment-friendly storage battery car capable of generating power through solar energy. The storage battery car comprises a car body, a storage battery set, a lighting lamp and a motor are arranged on the car body, a curved photovoltaic cell panel with certain gradient is supported on the top of the car body through a support, the voltage output end of the photovoltaic cell panel is connected with the storage battery set on the car body through a controller, the electric energy converted by the photovoltaic cell panel is charged to the storage battery set through the controller, and work voltage is provided for the lighting lamp and the motor of the car body through the storage battery set. According to the environment-friendly storage battery car, on the premise of ensuring that an original power structure of the storage battery car is not changed, the environment-friendly storage battery car capable of generating power through solar energy is provided and is high in cruising power, reliable, good in stability, flexible and practical.

The invention relates to the technical field of photovoltaic charging and energy storage, in particular to a grid-connected and off-grid photovoltaic charging method and a household energy storage system. According to the method, in a grid-connected state, firstly, electric quantity information of a battery is obtained, then, when the electric quantity information is lower than or equal to a preset electric quantity threshold value, a charging system for charging the battery is determined, the charging system comprises a photovoltaic system or a power grid system, and finally, the charging system is controlled to charge the battery. By means of the mode, in the actual process of electricity purchasing and electricity utilization, a backup power supply with flexible chargeing can be selectively provided for a user, and therefore, the electricity utilization cost of the user is saved.

The invention discloses a front-end integrated multi-port power converter of a switched reluctance motor, and is suitable for the technical field of switched reluctance motor control. The converter iscomposed of a front-end integrated power supply circuit and a plurality of bridge arm units. The front-end integrated circuit is composed of a storage battery pack, a photovoltaic panel power supply,two insulated gate bipolar transistors, an energy storage capacitor and three fly-wheel diodes, each bridge arm is composed of two insulated gate bipolar transistors and two fly-wheel diodes, and thenumber of the bridge arms is the same as the number of phases of the switched reluctance motor. A complex control strategy is not needed, and the structure is simple; compared with a traditional power converter, the power converter of the invention achieves combined power supply of the photovoltaic panel power supply and the storage battery pack, charges the storage battery pack flexibly while increasing the direct-current bus voltage, and increases the electric energy utilization rate; and multi-level excitation and demagnetization are realized during single-source power supply, the excitation and demagnetization processes are accelerated, and the overall efficiency of the system is improved.

The invention discloses an operating room nursing sterilization instrument. The instrument comprises a box body, wherein a base is mounted below the box body; a placing device which is connected with the box body, wherein the placing device is used for fixedly placing bedding and is convenient to disinfect at any time; a disinfection device which is connected with the box body, wherein the disinfection device is used for disinfecting bedding and preventing a human body from being irradiated by ultraviolet light for a long time; a positioning device which is connected with the base, wherein the positioning device is used for placing the sterilization instrument; and a power device, wherein the power device is connected with the box body, and the power device is used for supplying power to the sterilization instrument. According to the operating room nursing sterilization instrument, the bedding to be disinfected temporarily can be conveniently placed through the placing device, the clamping can be achieved, the bedding is prevented from sliding off, the ultraviolet lamp is turned over through the disinfection device, it is guaranteed that the ultraviolet lamp is contained in the containing cavity, the ultraviolet lamp is prevented from performing irradiating outside for a long time to damage human health, the power supply device is convenient to mount and take, and the hook can be hooked on a positioning ring arranged indoors.

The invention discloses a solar panel mounted on an electric tricycle, which comprises a frame body, wherein the upper part of the frame body is provided with a movable door sliding to both sides, thelower part of the movable door is provided with a solar photovoltaic panel which can adjust the angle with the sunlight, and the lower part of the solar photovoltaic panel is provided with an adjustment device used for adjusting the angle of the solar photovoltaic panel. The solar panel disclosed by the invention caries out reliable, stable and flexible charging on a storage battery pack of the electric tricycle by using a solar photovoltaic power generation technology, is high in practicability and can effectively improve the endurance of the storage battery pack of the electric tricycle. The assembly mode of the photovoltaic panel on the vehicle body can be adjusted at any time according to the parking direction, thereby not only not affecting the normal use of the electric tricycle, but also being capable of shading the sun during the use of the electric tricycle. The solar panel has the characteristics of reasonable design, simple structure, convenient manufacturing, low cost, good firmness, stability, reliability, elegant appearance, flexibility, practicability and the like.