60results about How to "Increase charging power" patented technology

The invention discloses a new energy charging pile charging control method and system, and relates to the technical field of new energy, and the method comprises the steps: collecting user historical charging data, power grid load data, fixed electricity price information and weather forecast data in real time, and recognizing user charging habits and demands; generating a personalized charging scheduling strategy according to the charging habit of the user and the real-time power grid state; the availability of various energy sources is monitored in real time, the generating capacity and the cost of each energy source are evaluated, the priority of energy source selection is adjusted by using a personalized charging scheduling strategy, and an optimal charging mode is automatically selected; executing charging operation based on the charging mode selected by the user, and performing adjustment according to the power grid load and the energy consumption condition; the availability of various energy sources is monitored in real time, the generating capacity and the cost are evaluated, and the priority of the energy sources is dynamically adjusted, so that the response capability of the charging pile to environment change is improved, the charging cost of a user can be reduced, and renewable energy sources are fully utilized.

The invention discloses a dynamic power distribution method for a new energy charging module, and relates to the technical field of electric vehicle power distribution, and the method comprises the following steps: S1, determining the charging power distribution of the corresponding priority of an electric vehicle; s2, the charging power distribution of the electric vehicle and the state of the electric vehicle are adjusted in real time; s3, classifying the charged electric vehicles; and S4, dynamically adjusting the power distribution of the charging module. By dividing the charged electric vehicles into controllable electric vehicles and uncontrollable electric vehicles, selective power supply can be carried out on the charging module of the charging pile according to the types of the electric vehicles, for the controllable electric vehicles, the utilization rate of the charging station can be increased while the charging module does not exceed the rated power, and for the uncontrollable electric vehicles, the utilization rate of the charging station can be increased while the charging module does not exceed the rated power. The power output of the charging modules is dynamically adjusted through the alternate distribution strategy, the loss degree of each charging module is reduced, and the stability of the equipment is improved while the user requirements can be greatly met.

The invention discloses an unmanned charging control method, device and system and a storage medium, and the method comprises the steps: responding to a vehicle parking signal when the vehicle parking signal corresponding to a to-be-charged vehicle is obtained, and controlling a six-degree-of-freedom mechanical arm control mechanism to execute a charging gun grabbing action, controlling the charging gun to move to a target charging position corresponding to the vehicle to be charged; when the charging gun moves to the target charging position, the six-degree-of-freedom mechanical arm control mechanism is controlled to execute the charging gun plugging action, so that the charging gun is controlled to be in butt joint with the vehicle needing to be charged; and when butt joint is completed, the six-degree-of-freedom mechanical arm control mechanism is controlled to execute a homing action, and the charging pile is controlled to charge the vehicle needing to be charged through the charging gun electrically connected with the charging pile. Quick response and power matching of the electric vehicle on any charging parking space can be achieved, universality and practicability are high, charging power is large, efficiency is high, and unmanned intelligent charging is truly achieved; the device is simple in structure, mature in technology, low in cost and suitable for popularization and application.

The invention provides a hovering type wireless charging control method for an electric power inspection unmanned aerial vehicle, and belongs to the technical field of unmanned aerial vehicles. According to the technical scheme, firstly, modeling is conducted on a multi-transmitting-stage magnetic coupling type wireless electric energy transmission system, then directional constant-voltage output parameters of a wireless charging system in a coil offset state are determined, and control parameters of the wireless electric energy transmission system of the unmanned aerial vehicle are determined; on the basis, modeling is carried out for unmanned aerial vehicle power inspection power consumption and the charge state, and multi-source disturbance suppression parameters of the unmanned aerial vehicle and attitude track full-time-domain preset time control parameters of the unmanned aerial vehicle are determined. According to the method, a multi-transmitting-stage MCR-WPT system is adopted, a directional constant voltage output model is constructed, meanwhile, a charging system control strategy is optimized, and a wireless charging scheme based on an LCC-S type compensation network is designed. According to the invention, the transmission efficiency and stability of the wireless charging system of the electric power inspection unmanned aerial vehicle are improved, and the hovering wireless charging control precision of the electric power inspection unmanned aerial vehicle is improved.

The invention relates to the technical field of intelligent regulation and control, and particularly discloses a processing system for regulating and controlling the power of a charging pile, which comprises a data acquisition module, a power grid frequency data analysis module, a power grid voltage data analysis module, a comprehensive analysis module and a power dynamic adjustment module, the data acquisition module acquires frequency and voltage data of a power grid in real time through a frequency and voltage sensor, the analysis module processes the acquired data and extracts a power grid frequency fluctuation index and a power grid voltage fluctuation index, and the comprehensive analysis module combines the two fluctuation indexes to calculate a power grid abnormal index; and the power dynamic adjustment module judges the current states of the power grid according to the power grid abnormal index, including a serious abnormal state, a general abnormal state and a normal state, and outputs a corresponding charging power regulation and control command according to the judgment result.

The invention relates to a thermal management system for an electric truck and the electric truck. A thermal management system for an electric truck includes a first heat pump module including a first coolant circuit, a first refrigerant circuit, a first module controller, a second heat pump module including a second coolant circuit, a second refrigerant circuit, and a second module controller, the first refrigerant circuit and the second refrigerant circuit are independent of each other, and the first refrigerant circuit is individually controlled by the first module controller and the second refrigerant circuit is individually controlled by the second module controller, and wherein the first coolant circuit and the second coolant circuit are connected in parallel, the first coolant circuit and the second coolant circuit are symmetrically controlled by the first module controller and the second module controller, respectively. The invention further relates to an electric truck with the thermal management system.

The invention relates to the technical field of wireless power transmission, in particular to a multi-channel wireless energy transmission system and method based on a stacked coupling mechanism. The technical problems that an existing electric field type unmanned aerial vehicle wireless charging system is limited by the size of an unmanned aerial vehicle, so that polar plates are small in size and low in charging power are solved. Comprising a first coupling mechanism and a second coupling mechanism which are stacked; the first coupling mechanism is arranged between the bottom of the unmanned aerial vehicle and the bottom of the unmanned aerial vehicle nest, and the second coupling mechanism is arranged between the top of the unmanned aerial vehicle and the top of the unmanned aerial vehicle nest. According to the invention, the stacked first and second coupling mechanisms are arranged, so that the size of a single coupling mechanism and the cross coupling among the polar plates are reduced, and the overall charging power of the system is also improved.

The invention provides a photovoltaic energy storage scheduling management system. The photovoltaic energy storage scheduling management system comprises a data acquisition module for collecting real-time data; the operation simulation module simulates a future working state based on the data; the decision making module generates a charging and discharging scheduling strategy; the execution module controls the photovoltaic module to interact with the energy storage battery according to the strategy; according to the invention, through real-time data acquisition and accurate simulation and prediction of a working state, an optimal charging and discharging strategy is formulated, and the energy utilization efficiency is improved; an intelligent scheduling mechanism automatically adjusts strategies according to meteorological conditions and load consumption, and the response speed, flexibility and reliability of the system are improved; the automatic execution module reduces human intervention, simplifies the maintenance process and improves the stability and availability of the system; the efficiency and economical efficiency of a photovoltaic system are improved, application of renewable energy sources is promoted, and sustainable development of the environment is promoted.

The 80w vehicle-mounted mobile phone wireless charging refrigeration and heat dissipation system comprises a charger main body, a semiconductor refrigeration module, a first thermistor installed on a PCBA board of the charger main body, a second thermistor installed on a coil of the charger main body, a first fan, an MCU control module, an AD acquisition module and a data storage module. Wherein the first thermistor and the second thermistor are electrically connected with the AD acquisition module; the AD acquisition module is used for preprocessing acquired data, converting an analog signal into a digital signal and sending the digital signal to the MCU control module; the MCU control module is electrically connected with the semiconductor refrigeration module and the first fan, the air speed of the first fan and the voltage of the semiconductor refrigeration module are intelligently controlled through the MCU control module, and generated cold air is blown into the charger body for rapid cooling; according to the system, cold air is blown to the charging equipment and the charger for cooling, so that the charging effect and the charging safety can be ensured, and the problem of high heat of a high-power (80w) charger is avoided.

The invention discloses a series-parallel redundancy WPT system based on dual-channel current sharing and a charging control method, and relates to the field of power control, and in the system, a direct current voltage source VIN is connected with a dual-channel magnetic coupling mechanism through a dual-channel inverter and a dual-channel LCC compensation network; the dual-channel magnetic coupling mechanism is connected with the load resistor RL through the S compensation network and the series-parallel semi-active rectifier; a series-parallel connection change-over switch SSP1 and a series-parallel connection change-over switch SSP2 in the series-parallel connection semi-active rectifier are used for switching working modes of the series-parallel connection semi-active rectifier, and output control of different voltage levels is achieved. According to the invention, different charging requirements of 400V and 800V electrical architecture electric vehicles can be met, and the maximum charging power can be achieved under two voltage levels while the power balance between two channels is ensured.

The application provides a non-liquid-cooled heavy-current connector, relates to the technical field of electric connectors, and solves the problem of small charging power of the existing liquid-cooled charging connector. The device comprises a socket assembly and a plug assembly which are matched with each other, and at least two groups of power terminals are arranged on the socket assembly and the plug assembly. Each group of power terminals comprises a positive power terminal and a negative power terminal. The cross-sectional area of the power terminal is not less than 120 mm2, and the power terminal can bear a working current of not less than 300 A. The application adopts the setting mode of multiple groups of power terminals to reduce the heat generation of each power terminal by several times, so that the liquid-cooled charging connector can also realize high-power charging.

The invention relates to a charging method and device, a data line, a computer readable storage medium and a computer program product. The method comprises the following steps: detecting the charging power of pre-charging equipment to obtain the pre-charging power; determining post-charging power according to the power difference between the power supported by the data line and the pre-charging power; charging post-charging equipment through the data line according to the post-charging power; the pre-charging device is charged before the post-charging device, and the pre-charging device and the post-charging device are charged through different ports of the data line. By adopting the method, the charging efficiency can be guaranteed.

The utility model relates to an interface structure, a functional module, electronic equipment and an electronic equipment accessory. The interface structure comprises an interface, the interface comprises a tongue piece, the tongue piece comprises a plurality of preset positions used for arranging functional terminals, and at least one preset position is provided with a grounding terminal and a detection terminal which are insulated from each other. The grounding terminals and the detection terminals which are insulated from each other are arranged at at least one preset position, so that the situation that the number of the grounding terminals on the tongue piece is reduced due to the fact that the detection terminals occupy the preset positions is avoided. As the number of the grounding terminals on the tongue piece is not changed, when the charging equipment is inserted into the interface to charge the electronic equipment, the temperature rise generated by charging is reduced, so that the charging power of the electronic equipment is improved. Meanwhile, as the detection terminal can detect whether the electronic equipment accessory is inserted into the interface or not, the possibility of corrosion of the functional terminal on the tongue piece is reduced, and the reliability of the interface structure is improved.

The utility model relates to a thunder and lightning signal concentrator, which belongs to the technical field of thunder and lightning signal interfaces and comprises a thunder and lightning uplink interface, at least three thunder and lightning downlink interfaces, an M.2 interface, a signal processor, a power supply device and a power conversion device. The power supply conversion device can output the power supply transmitted by the power supply device to be electrically connected with the lightning uplink interface power supply end, the lightning downlink interface power supply end and the M.2 interface power supply end for use; the signal processor is in signal connection with the thunder and lightning uplink interface, the thunder and lightning downlink interface and the M.2 interface; the signal processor can be used for forwarding lightning signals between the uplink interface and the downlink interface and transmitting PCIe (Peripheral Component Interconnect Express) and USB (Universal Serial Bus) signals, the signal processor is a JHL9480 chip, the chip has a higher transmission rate, and the transmission rate can reach 80Gb / s. On the premise of certain specific transmission requirements, the bandwidth can be dynamically adjusted, and the transmission rate can reach 120Gb / s.

The utility model discloses an air-cooled battery box with an air duct system, which belongs to the technical field of battery boxes, and comprises a shell, and the shell comprises two air inlet wall plates and an air outlet; the two modules are arranged in the shell, the two air inlet wall plates are located on the two sides of the two modules respectively, a main air duct is arranged between the two modules, and the air outlet is located at one end of the main air duct; each module comprises a plurality of battery cells and two end plates, a first air duct plate is arranged between every two adjacent battery cells, a second air duct plate is arranged between each end plate and the adjacent battery cell, and cold air enters the shell from the air inlet wall plates on the two sides of the two modules and penetrates through the first air duct plates and the second air duct plates to bring heat among the battery cells into the main air duct; and finally, the heat passes through the air outlet to take out the heat under the action of the cooling fan. The air-cooled battery box can reduce the temperature in the battery box, improve the charging efficiency and power of the battery and prolong the service life of the battery.

The invention relates to a vehicle charging control method and device, a vehicle and a storage medium. The method comprises the steps that when a charging instruction is received, external charging equipment is controlled to charge a motor system and a power battery; when it is detected that charging of the motor system is completed, the motor system is controlled to charge the power battery. According to the scheme provided by the invention, the problem that the vehicle charging power improvement is limited when the voltage of the power battery is lower than the voltage capability of the external charging equipment can be effectively solved.

The invention provides a charging control method and device, electronic equipment and a storage medium. The environment energy collection system comprises the steps that when it is detected that the electronic equipment has wired charging and wireless reverse charging requirements, a charge pump charging mode is switched to, a signal intensity data packet sent by equipment to be charged is obtained, and the signal intensity data packet comprises charging gain needed by the equipment to be charged; and adjusting the output voltage of the wireless charging module according to the charging gain. According to the embodiment of the invention, by switching to the charge pump charging mode for charging and matching the charging gain of wireless reverse charging with charge pump charging, the charging power during wired charging and wireless reverse charging can be improved, and the charging experience can be improved.

The invention relates to a battery pack of an electric vehicle, and provides a battery pack power distribution system which comprises a battery pack (1), the battery pack (1) comprises a first BDU (11), a second BDU (12) and a power battery (13), the first end of the first BDU (11) is electrically connected to a first charging port (2) through a first charging loop (4), the second end of the first BDU (11) is electrically connected to the power battery (13), and the second end of the second BDU (12) is electrically connected to a second charging port (2) through a second charging loop (4). The first end of the second BDU (12) is electrically connected to the second charging port (3) through a second charging loop (5), and the second end of the second BDU (12) is electrically connected to the power battery (13). The battery pack power distribution system is high in space utilization rate, and double-gun quick charging of the electric vehicle is achieved under the condition that the space requirement of a passenger compartment is met. The invention further provides an electric vehicle.

The present invention discloses a charging cable, a charging gun assembly and a charging device, and relates to the field of charging technology. The charging cable comprises: at least one core group, the core group comprises at least one core and an insulating layer sleeved on the radial outside of at least one core, and there are gaps between adjacent core groups; a protective layer sleeved on the radial outside of all core groups, and the protective layer and the core groups are spaced apart; a cable phase change module, the cable phase change module fills the gap between the core group and the protective layer and the gap between adjacent core groups, and at least one fluid conduit extending along the wiring direction of the charging cable and penetrating the charging cable is defined in the cable phase change module, and the material of the cable phase change module includes phase change material. The temperature rise of the charging cable of the present invention is smaller, so that the supported charging power can be increased.

The present invention provides a charging pile power distribution system and method based on matrix control, in which a cascade contactor is set in the switching matrix module, so that multiple charging pile bodies can be separated and connected by opening and closing the cascade contactor, thereby realizing the sharing of power modules between adjacent charging pile bodies, thereby avoiding the situation that more charging terminals and power modules are integrated on the same charging pile when the scale of the charging station is expanded, that is, the newly added charging pile body can realize power sharing with the original charging pile body. At the same time, by distributing the charging terminals and power modules to multiple charging pile bodies and connecting them through cascade contactors, not only the number of contactors used in the switching matrix module is effectively reduced, saving the construction cost of charging facilities, but also each charging terminal can be provided with a higher charging power, meeting the charging needs of different vehicles, and realizing the reasonable distribution and utilization of charging power.

The present invention discloses a charging device, which relates to the field of charging technology. The charging device includes: a pile body, the pile body has a device cavity, the pile body is detachably connected to an electric vehicle through a pipeline, and the electric vehicle has a battery cavity; a charging power device, the charging power device is arranged in the device cavity; and a thermal management module, the thermal management module is connected to the device cavity to form a device heat exchange branch, so that the insulating heat exchange fluid of the thermal management module flows in the device heat exchange branch and fills into the device cavity, and the thermal management module is also constructed to be connected to the battery cavity to form a battery heat exchange branch when the pile body is connected to the electric vehicle, so that the insulating heat exchange fluid flows in the battery heat exchange branch and fills into the battery cavity. The present invention provides a thermal management function for both the battery pack on the electric vehicle and the charging pile itself, thereby further improving the fast charging speed.

The invention relates to the technical field of charging management, in particular to a dynamic load balancing method and system for an alternating current pile for charging a new energy automobile, and the method comprises the steps: triggering a charging request instruction, obtaining charging demand data in response to the charging request instruction, acquiring charging configuration data based on the charging demand data; acquiring a power grid load state in real time, generating a charging regulation and control instruction based on the power grid load state, and acquiring a charging regulation index in response to the charging regulation and control instruction; adjusting the charging configuration data based on the charging adjustment index to obtain adjusted charging configuration data; and charging the electric vehicle based on the adjusted charging configuration data. The method has the effect of improving the charging efficiency and the service quality.

This application discloses a supercharging power supply circuit and method for vehicles, belonging to the field of circuit technology. The battery pack module includes a low-voltage battery pack and a high-voltage battery pack, with rated voltages of a first voltage value and a second voltage value. When the first contactor group in the contactor module is open and the second contactor group is closed, branches formed by connecting each low-voltage battery pack in series with one high-voltage battery pack are connected in parallel to form a supercharging battery pack with a rated voltage equal to the sum of the first and second voltage values, entering supercharging mode. When the first contactor group is closed and the second contactor group is open, branches formed by connecting all low-voltage battery packs in series are connected in parallel with each high-voltage battery pack to form a normal battery pack with a rated voltage equal to the second voltage value, entering normal charging or power supply mode. In supercharging mode, the step-down module reduces the voltage of the supercharging battery pack to the second voltage value to supply power to high-voltage electrical appliances. This application enables the use of high-voltage electrical appliances when supporting supercharging, ensuring charging safety.

The application discloses a superconducting charging cable of fault current limiting type, and mainly solves the problems that existing superconducting cables cannot be used for bidirectional direct-current high-power charging and have complex structures. The superconducting charging cable comprises a cable framework and liquid nitrogen passage (1), a composite conductor layer (2) and a thermal insulation shell (3). The cable framework supports the composite conductor layer and the thermal insulation shell. The composite conductor layer is composed of inner and outer superconducting tape layers and inner and outer fault current limiting stabilizing layers, and is wrapped on the cable framework. The inner composite conductor layer and the outer composite conductor layer are separated by using an intermediate layer insulating bushing, so that the bidirectional direct-current charging function of the superconducting cable is realized. The fault current limiting stabilizing layer is armored on the superconducting tape layer, so that the fault current limiting function of the superconducting cable is realized. The thermal insulation shell is wrapped on the outer liquid nitrogen bellows, so that the heat leakage of the cable body to the outside is greatly reduced. The superconducting charging cable has a compact structure, does not need to use a fault current limiter, and can be used for connecting electrode terminals to perform high-power direct-current fast charging on electric vehicles.

This invention relates to a high-voltage fast charging system and charging control method for electric commercial vehicles. The system includes: a charging interface for connecting to a charging pile to receive charging voltage; a high-voltage electrical component group; a battery pack assembly including two first battery pack units and two second battery pack units, wherein the voltage level of the first battery pack units is higher than that of the second battery pack units; a first switch group and a second switch group for switching the series-parallel connection mode between the first and second battery pack units, so that the battery pack assembly forms a first operating voltage in a first connection state and a second operating voltage higher than the first operating voltage in a second connection state; a third switch group for connecting the battery pack assembly to the charging interface; a pre-charging circuit for connecting the battery pack assembly to the high-voltage electrical component group; and a controller electrically connected to the first, third, and second switch groups for controlling the on / off state of each switch group according to the operating mode. Specifically, in discharge mode and normal charging mode, the first and second switch groups control the battery pack assembly in the first connection state; in high-voltage charging mode, the first and second switch groups control the battery pack assembly in the second connection state.

The present invention discloses a charging plug, a charging gun and a connector assembly, and relates to the field of ground maintenance technology. Among them, the fluid channel, the fluid flow cavity and the fluid interface defined by the charging plug are conducive to conveniently connecting with the cooling circuit of the external device for thermal management; the number of the charging harness and the charging terminal to be cooled is consistent and correspondingly connected, and at least one of a part of the charging terminal to be cooled and a part of the charging harness is arranged in the fluid flow cavity, so that the charging terminal to be cooled or the charging harness near the plug position can be cooled through the fluid flow cavity, which is conducive to improving the overall charging current or charging power. The body pressure relief channel on the plug body is connected to the fluid flow cavity, and the body pressure relief channel is configured to be openable and closable, so that when the liquid circuit is blocked or an instantaneous high pressure is formed, the pressure can be relieved by opening the body pressure relief channel, reducing the risk of damage to the cooling circuit of the charging plug and the external device.

The utility model discloses a direct current charging pile, which comprises a shell with an opening; the cover body is detachably connected to the opening of the shell, and a first inner cavity is formed between the cover body and the shell; the alternating current input module is arranged in the first inner cavity and is used for inputting alternating current; the rectification module is arranged in the first inner cavity, is electrically connected with the alternating current input module and is used for inputting alternating current and converting the alternating current into direct current to be output; the direct current output module is arranged in the first inner cavity, is electrically connected with the rectification module and is used for inputting the direct current output by the rectification module and outputting the direct current to the electric appliance when the electric appliance needs to use electricity; and the weak current module is arranged on the cover body. By using the direct current charging pile disclosed by the invention, the problem that a household alternating current charging pile in the prior art is low in power and low in charging speed, so that the requirement of quickly charging a household electric vehicle cannot be met can be solved.

The utility model relates to the technical field of intelligent terminal charging, and discloses a quick charging intelligent terminal device with a stable interface, which comprises a quick charging module, AC pins are fixedly arranged on the front surface of the quick charging module, a connecting block is fixedly arranged on the rear surface of the quick charging module, a chute is arranged on the outer surface of the connecting block, and a stabilizing device is arranged on the connecting block. The stabilizing device comprises a spring, the spring is fixedly installed on the inner wall of the sliding groove, the rear end of the spring is fixedly connected with a sliding block, a pressing plate is fixedly installed on the lower surface of a vertical plate of the sliding block, the pressing plate is slidably arranged in the inner wall of the sliding groove in a sleeved mode, and the rear surface of the pressing plate is arranged in an inclined plane. According to the quick-charging intelligent terminal device with the stable interface, the USB transmission port can be clamped through the ball to prevent the connector from loosening, compared with a mode that the USB transmission port and the quick-charging module on a traditional quick-charging device are fixed in an inserted mode, the quick-charging intelligent terminal device with the stable interface is clamped through the ball to be reinforced to prevent loosening, interface connection is more stable, and the quick-charging intelligent terminal device with the stable interface is more convenient to use. And the safety is higher.

The invention provides a battery cell module, a battery device and electric equipment. The battery cell module is used for the battery device and comprises a plurality of battery cell assemblies, each battery cell assembly comprises a plurality of battery cells arranged in the first direction, the two opposite ends of each battery cell in the second direction are each provided with a positive electrode and a negative electrode, and the positive electrodes and the negative electrodes, located at the same end, of the adjacent battery cells are electrically connected in sequence; the positive electrode of one of the two battery cells positioned at the end part of the first direction is a positive electrode lead-out electrode, and the negative electrode of the other battery cell is a negative electrode lead-out electrode; and the two adjacent battery cell assemblies are electrically connected through the positive electrode lead-out and the negative electrode lead-out, so that the problem that the charging time of the electric equipment is relatively long and the charging efficiency of the electric equipment is relatively low due to the fact that the battery cell module cannot realize large-current quick charging can be solved.

The present invention discloses a charging method and system for charging piles based on power analysis, which relates to the technical field of fee metering, including obtaining the charging amount, the initial power of the charging pile, and the unit price corresponding to the charging power; obtaining the predicted charging time. The present invention determines the predicted charging time by analyzing the charging amount and the initial power of the charging pile, and evenly divides the predicted charging time into several groups of deduction windows. When the real-time charging time is consistent with the time length of the deduction window, the maximum charging power and the minimum charging power are obtained, and the maximum charging power and the minimum charging power are corrected in combination with the duration of the maximum charging power and the minimum charging power, and a more accurate window deduction power is determined. The charging amount is deducted according to the window deduction power, thereby improving the billing accuracy. In addition, the predicted charging time is corrected by the window deduction power to ensure that the user can obtain the accurate time when the charging is completed.