247 results about "Charge controller" patented technology

An electric vehicle charging system comprising a Direct Current (DC) distributor, a site controller, one or more alternating current (AC) / DC rectifiers connected to the DC distributor and the site controller, and an electric vehicle charger having one or more DC / DC converters connected to the DC distributor and a charge controller in communication with the site controller and each of the one or more DC / DC converters. The one or more AC / DC rectifiers are decoupled from the one or more DC / DC converters.

A system for charging a battery is provided. The system including a battery, a sterile barrier for encasing the battery, a charging device including a charging bay, and a charging controller. The battery includes a battery controller. The charging bay includes a first antenna for establishing communication with a battery controller of the battery encased in the sterile barrier in response to the battery being within a proximity of the charging bay and a second antenna for providing charging power to the battery encased in the sterile barrier. The charging controller establishes communication with the battery controller while the second antenna is deactivated, activates the second antenna after the first antenna establishes communication with the battery controller, and provides charging power to the battery via the second antenna.

An onboard charging system configured for installation on a rail vehicle is provided, comprising: one or more current collection contacts; a battery, electrically connectable to the one or more current collection contacts; and an onboard charging controller having a wireless communications interface. The onboard charging controller is configured to: establish a secure wireless communication connection with a first trackside charging controller; and responsive to determining that the one or more current collection contacts have been brought into electrical contact with corresponding trackside charging contacts: instruct the first trackside charging controller, via the secure wireless communication connection, to provide a first current via the one or more trackside charging contacts.

A vehicle charging system for an electric vehicle includes a housing having a mating end for mating with a charging component and a charging terminal held by the housing connected to a power conductor to form a power transmission line. The vehicle charging system includes a charging controller for controlling vehicle charging along the power transmission line. The vehicle charging system includes a charging sensor assembly coupled to the charging controller monitoring charging status of the vehicle charging system and generating a charging output signal. The charging sensor assembly detects an arc signature from an arc event and generates an arc output signal. Based on the arc output signal, the charging controller generates a primary control output to perform a primary protective action including shutting down the charging operation and generates a secondary control output to perform a secondary protective action.

Example implementations include a method, apparatus and integrated circuit (IC) for active pre-charging a battery system. The IC may include a pre-charging controller configured to manage pre-charging of a capacitive load. The IC may include a programmable current control module configured to maintain constant charging current based on one or more parameters from the pre-charging controller. The IC may include a smart gate driver configured to drive one or more high voltage field-effect transistors (FETs) based on one or more control signals from the pre-charging controller. The IC may include a boundary mode controller configured to configure inductor current to maintain constant charging current. The IC may include a safety monitoring module configured to detect an overvoltage or undervoltage state based on system voltage monitoring. The IC may include a timing module configured to indicate a charge completion following a defined charge time.

A system for charging a battery is provided. The system including a battery, a sterile barrier for encasing the battery, a charging device including a charging bay, and a charging controller. The battery includes a battery controller. The charging bay includes a first antenna for establishing communication with a battery controller of the battery encased in the sterile barrier in response to the battery being within a proximity of the charging bay and a second antenna for providing charging power to the battery encased in the sterile barrier. The charging controller detects whether the first antenna has established communication with the battery in response to the battery being within the proximity of the charging bay and provides charging power to the battery via the second antenna in response to detecting that the first antenna has established communication with the battery.

Systems and methods directed to solar power-assisted hybrid battery balancing are disclosed. For example, operating the solar power-assisted hybrid battery balancing system includes determining accessibility of solar power from a plurality of solar panels and in response to determining solar power is not accessible, activating one or more arrangements of a plurality of switches to enable a battery balancing process including redistribution of stored energy among a plurality of battery cells to maintain a balanced state-of-charge across the plurality of battery cells and transferring of charge between battery cells via a capacitor coupled to output terminals of a solar charge controller. The method includes, in response to determining solar power is accessible, activating one or more other arrangements of the plurality of switches to enable a solar battery balancing process including directing of solar-generated electrical energy among the plurality of battery cells to maintain the balanced state-of-charge.

An electric energy metering device, a charge controller, a charging pile, and a leakage protection method therefor. The electric energy metering device comprises a metering circuit (201), an insulation detection circuit (203) and an adhesion detection circuit (202). A sampling pin (1# and 2# or 7# and 8#) of at least one side of the adhesion detection circuit is correspondingly connected to a sampling pin of another circuit that is used for performing sampling on the same position. External connection of any two connected sampling pins is achieved by means of a same interface on the electric energy metering device, so that the connected sampling pins can share a same sampling wire harness, thereby reducing the number of sampling wire harnesses, and preventing problems such as complicated wire connection and scattered and disorganized internal wiring of charging piles. In addition, circuit breakers having a leakage protection function in the prior art may also be omitted, and a leakage threshold for implementing leakage protection may be set according to the current working condition of charging piles, thus achieving a balance between prevention of unwanted tripping and electrical shock protection.

A pixel module comprises a scan driver to output first signals, a data driver to output second signals, and a plurality of pixel circuits for driving an LED with PWM signals. Each pixel circuit comprises a first memory configured to store image data to drive the light-emitting diode, a second memory configured to store charging control data indicating charging timings or a number of charging times of a capacitor, and a PWM pixel driver comprising the capacitor configured to be chargeable when a supply of a bias voltage is turned on based on the charging control data, a charge controller configured to output a charging control signal according to the charging control data, and a PWM control element configured to control a power supply to the light-emitting diode, wherein the second signals transmit the image data to the first memory and the charging control data to the second memory.

The utility model discloses a photovoltaic energy storage and charging integrated circuit and a charging robot applying the same. The circuit comprises a main control module, an input interface, an energy storage battery pack and a direct current bus output interface, the input interface is connected with a photovoltaic direct current input end, a mains supply alternating current input end and a photovoltaic charging controller, and the photovoltaic charging controller converts a photovoltaic input signal accessed by the photovoltaic direct current input end into a controllable direct current output signal; the mains supply alternating current input end converts a mains supply alternating current signal into a direct current output signal through the alternating current-to-direct current module; the energy storage battery pack is connected with the photovoltaic DC input end and the commercial power AC input end through the bidirectional DC-to-DC module; the direct current bus output interface integrates a photovoltaic direct current input end, a mains supply alternating current input end and direct current output of the energy storage battery pack, and provides controllable direct current charging for an external load; and the main control module coordinates the work of each module and supports an automatic switching electricity supplementing and discharging strategy based on a peak-valley electricity price period. The electric energy loss is reduced, and the charging efficiency is improved.

The present invention discloses a mobile charging station configured to fast-charge electric vehicles (EVs) with limited access to public or private charging points and comprises an energy accumulation group, a converter unit, charge controllers and an interface. The present invention pertains to the technical field of charging stations. In a second aspect, the present invention relates to a method for charging EVs in a mobile manner.

A vehicle charging system for an electric vehicle includes charging terminals held in a housing being connected to corresponding power conductors to form power transmission lines. The vehicle charging system includes a charging controller for controlling vehicle charging along the power transmission lines. The vehicle charging system includes an arc detection antenna coupled to the charging controller. The arc detection antenna is positioned proximate to the power transmission lines for detecting arc signatures along the power transmission lines from an arc event. The arc detection antenna transmits an arc output signal to the charging controller based on detection of the arc signature.

In an embodiment a charging control method includes determining, by a charging controller, whether an electric coupling of a vehicle unit of a vehicle to a ground unit of a ground equipment is completed, checking, by the charging controller, whether DC charging or AC charging is performed based on a completion of the electric coupling and controlling, by the charging controller, an on-board charger for the AC charging or a junction box for the DC charging to provide a V2L discharge functionality based on a check.

The utility model discloses an external fast charging control device for an electric automobile, which comprises an MCU (Microprogrammed Control Unit) control module, a sensor module electrically connected with the MCU control module, an AC (Alternating Current) slow charging protocol control module, a first CAN (Controller Area Network) transceiver, a second CAN transceiver, a first relay group electrically connected between the first CAN transceiver and a vehicle-mounted OBC (On Board Controller), and a second relay group electrically connected between the second CAN transceiver and the vehicle-mounted OBC, the second relay set is electrically connected between a vehicle-mounted OBC and the alternating current slow charging protocol control module, the third relay set is electrically connected between an OBC terminal of the vehicle-mounted OBC and the second CAN transceiver, and the large-voltage cable is electrically connected between a charging gun and a motor controller. The AC / DC quick charging controller is arranged between the vehicle-mounted OBC and the quick charging adapter, so that the quick charging problem of only configuring a slow charging vehicle is solved, the vehicle charging process information is controlled through the AC / DC controller, the charging information is displayed on the vehicle display screen, an original vehicle-mounted charging display interface can be simulated, and the user experience is better.

Disclosed in the embodiments of the present application is a charging device. The charging device comprises a power conversion unit and a charging controller, wherein an input end of the power conversion unit is electrically connected to an output end of a first power supply; the first power supply is a power supply that supplies power to a computing device in a data center; the first power supply comprises an uninterruptible power supply (UPS) or a high-voltage direct-current (HVDC) power supply system; an output end of the power conversion unit is electrically connected to a device to be charged; the power conversion unit is used for converting an output voltage of the first power supply into a charging voltage of said device; the charging controller is electrically connected to the power conversion unit; and the charging controller is used for controlling the charging device to charge said device. Thus, the construction time of a charging pile power supply system can be shortened, thereby reducing the construction cost of the power supply system.

Charging device comprising: a battery (106) suitable and configured to store DC voltage; first and second motors (101, 102) suitable and configured to operate as a motor or a generator; first and second inverters (103, 104) suitable and configured to operate the first and second motors (101, 102); a voltage transformer (105) suitable and configured to increase the DC voltage of the battery (106) to supply it to the first and second inverters (103, 104) and to increase the DC voltage of the inverter to supply it to the battery (106); and a charging controller (200) suitable and configured to operate the first and second inverters (103, 104) as a booster or generator.to operate voltage amplifiers or to operate the voltage transformer (105) as a step-down converter, according to a voltage which is input via a neutral point of the first and second motors (101, 102) and the voltage of the battery (106), wherein the charging control element (200) is configured to switch off the voltage transformer (105) so that the voltage which is increased by the first inverter (103) or the second inverter (104) charges the battery (106) when the voltage which is input via the neutral point of the first and second motors (101, 102) is less than the battery voltage.

A propulsion system (20) for an aircraft includes a battery, an electrical distribution system (66), and a ground-based charger (86). The battery (64) includes a plurality of battery strings (72). Each of the plurality of battery strings (72) includes a plurality of battery cells (76). The electrical distribution system (66) includes a battery string switch assembly (98). The battery string switch assembly (98) is operable to electrically interconnect each of the plurality of battery strings (72) together in parallel. The ground-based charger (86) is electrically connected to the electrical distribution system (66). The ground-based charger (86) includes a charger controller (132). The charger controller (132) is configured to determine a battery charging profile (138) specific to the battery (64) and charge the battery (64) by supplying electrical power to the electrical distribution system (66) at a set voltage and a set current defined by the battery charging profile (138).

The utility model relates to the technical field of communication iron towers, in particular to a railway communication iron tower monitoring device with a bird repelling function, which comprises an iron tower structure, a bird repelling structure, a control monitoring structure and a power supply structure, and is characterized in that the iron tower structure comprises a shielding structure, a rotating structure and a frame protection structure; the bird repelling structure effectively prevents birds from nesting and excrement from corroding the iron tower through the design of a mounting cylinder, a connecting rope and a steel ball. The control monitoring structure comprises a mounting frame, a circuit board, a PLC control chip, an emitter, a receiver and a tilt angle sensor, and monitoring accuracy is ensured. The power supply structure utilizes the energy storage battery, the solar panel and the photovoltaic charging controller to realize green energy power supply, so that the electric power cost is reduced, and the environmental pollution is reduced. The overall design not only protects the communication iron tower, but also realizes sustainable utilization of energy.

A disaster relief device is provided that integrates power generation, water purification, and communications into a single portable housing. The device includes a water treatment system having reusable pre-filters, multi-stage sediment filters, a reverse osmosis unit, and a UV sterilizer, together with a clean water storage tank mounted on a drawer for field servicing. An electrical subsystem incorporates a lithium iron phosphate battery pack in a fire-resistant enclosure, a charge controller, and a pure sine wave inverter. A hybrid solar array, including hinged and slide-out panels, provides rapid renewable power deployment, with guided cable carriers ensuring reliability. The housing is sealed to an IP66 rating, reinforced to function as a Faraday cage, and configured for transport with folding handles and airless wheels. Optional features include an integrated rainwater harvesting system, modular interconnection of multiple units for scaling capacity, and a satellite communications bracket for emergency connectivity.

The utility model relates to the field of vehicle engineering, proposes a kind of vehicle generator battery power supply system, including mounting seat, the upper surface of mounting seat is fixedly connected with integrated box, the front of integrated box and the back of integrated box are both provided with heat dissipation opening. The device generates electricity by generator body, can provide power for battery body, while voltage stabilizer starts to work, adjusts the output voltage of generator body, so that it is charged in certain range to battery, then using charging controller, the state of battery body is monitored in real time, and charging parameter is intelligently adjusted, can prevent generator output voltage too high or too low, the working temperature of battery body is monitored by temperature sensor when charging, when temperature rises to a certain degree, can automatically start drive seat to drive cooling fan to rotate, cooperate with heat-conducting paste layer, heat-conducting plate and radiating fin, accelerate the heat dissipation process, reduce system temperature, it is very practical.

The invention relates to a battery charging station (100), comprising at least two charging connections (110_A, 110_B), a plurality of power stage modules (120_1 to 120_8), and a control unit (130), which is electrically connected to each charging connection and to each power stage module. Each power stage module provides only part of the maximum power of the battery charging station available for electrically charging a battery, and each power stage module has a power converter (120) for converting an input power into an output power, a number of output connections (121_A, 121_B), said number corresponding at least to the number of charging connections, and a number of switching elements (123_A,123_B), said number corresponding to the number of output connections. Each charging connection is electrically connected to a respective separate output connection of each power stage module, and a respective switching element for coupling and decoupling the output power to and from each output connection is electrically connected upstream of said output connection. In order to provide the power available at each individual charging connection for electrically charging a battery, the controller is configured to control the operation of each power stage module in response to current charging and / or vehicle state information from each of the charging connections.

The embodiment of the invention provides a charging gun self-adaption system and a control method thereof, a vehicle charging system and a vehicle, and the system comprises a first interface which is connected with a charging interface of the vehicle; the plurality of second interfaces are respectively connected with a plurality of charging devices of the charging pile, and different second interfaces are connected with the first interface through different charging circuits; the at least one device capable of cutting off the loop is respectively arranged on different charging circuits and is used for controlling the different charging circuits to be switched on or switched off; the charging controller is connected with the first interface, the plurality of second interfaces and the at least one disconnectable loop device, and is used for determining power requests of the plurality of charging devices based on the charging demand of the vehicle and the output capability of the plurality of charging devices, and the working state of the at least one device capable of cutting off the loop is controlled based on the power requests of the plurality of charging devices. According to the invention, the technical problems of low charging speed and low charging flexibility of vehicle charging in the prior art are solved.

The utility model relates to the technical field of environment monitoring, in particular to environment monitoring equipment for a high-altitude hydropower construction site. According to the technical scheme, the device comprises a reinforced stand column support and further comprises a solar power supply system and a sensor system which are installed on the top of the reinforced stand column support. According to the utility model, the solar power supply system, the sensor system, the industrial personal computer, the ladder stand mechanism, the switching mechanism and other structures are matched, so that the monitoring equipment solves the problem that the efficiency of the battery is reduced in a low-temperature environment through the matching of the solar power supply system, the storage battery and the solar charging controller and the combination of phase-change material temperature control and dynamic power consumption management; and long-time self-powered operation is realized. Meanwhile, the equipment is also integrated with a meteorological instrument shelter, an air quality transmitter, an anemograph and a micro-meteorological instrument, so that the equipment is still stable and reliable under extreme meteorological conditions. In addition, the crawling ladder does not need to be additionally found or carried during equipment maintenance, the crawling ladder can be immediately unfolded for operation in any needed scene, and the working efficiency of maintenance is improved.

A vehicle charging system (10) for an electric vehicle (14) comprises a housing (102) with a plug end for connecting to a charging device (40) and a charging connector (107) held by the housing and connected to a current conductor (105) to form a current transmission line. The vehicle charging system includes a charge controller (140) for controlling the vehicle charging along the current transmission line. The vehicle charging system includes a current sensor assembly (34) coupled to the charge controller, which monitors the current transmitted via the current transmission line and generates a current output signal (178) that is transmitted to the charge controller. The current sensor assembly is configured to detect an arc signature from an arcing event and generates an arc output signal (188) that is transmitted to the charge controller based on the arc signature detection.

The invention discloses a power state control system and method, a storage medium and electronic equipment, and relates to the technical field of vehicle power state control. The system comprises a power battery pack, a chemical fuel cell and a controller, the power battery pack comprises a plurality of power batteries, the power batteries are used for alternately supplying power to a vehicle and alternately receiving power supplied by the chemical fuel cell, and each power battery in the power batteries is in a single use state at the same moment; the chemical fuel cell is used for charging the target power cell; and the controller is used for performing state control on the plurality of power batteries and the chemical fuel cells based on the first comparison result and the second comparison result. According to the power supply state control method, the technical problems that in a power supply state control method provided by the related technology, multiple power supplies discharge at the same time for the vehicle to work and a single power supply discharges while charging, so that the endurance mileage of the vehicle is short, and the utilization rate and working efficiency of the single power supply are low are solved.

The utility model relates to the technical field of fire protection, in particular to a fire protection and maintenance monitoring device which comprises a wall body, and one side of the wall body is fixedly connected with a mounting plate. When in use, through the arrangement of the solar panel, the connecting wire, the mounting box, the charging controller, the storage battery and the inverter, the solar panel is mounted at the top of the camera, absorbed sunlight is converted into electric energy through the solar panel, and the electric energy is connected to the charging controller on one side through the connecting wire; the charging current can be adjusted through the charging controller, it is ensured that charging is conducted at the most appropriate speed, over-charging and over-discharging are prevented, the storage battery connected to one side is protected against damage by limiting the charging current and voltage, the service life is prolonged, and the storage battery can store redundant electric energy for standby application; electric energy stored in the storage battery is transmitted into the inverter through the connecting wire, direct current stored in the storage battery is converted into alternating current through the inverter to be supplied to the camera for use, and therefore the effect of solar power supply is achieved.

A protective interconnection circuit for interconnecting a solar panel, a battery and a charge controller. One embodiment has a pair of post-mate, mating electrical connectors. The connectors have at least two primary conduction paths through the joined connectors and a first set of at least two auxiliary conduction paths through the joined connectors. The primary conduction paths electrically connect the battery to the charge controller. The auxiliary conduction paths of the battery side connector are connected together. The auxiliary conduction paths of the controller side connector are connected one to the solar panel and the other to the charge controller. Another embodiment has a relay with its coil terminals electrically connected the controller's battery terminals. The relay contacts are interposed in a conductive connection between the solar panel and the controller.

The invention discloses a direct-current charging pile based on a novel direct-current generator and a control method, and relates to the technical field of direct-current charging piles, the direct-current charging pile comprises a direct-current generator set, a direct-current power generation controller, a direct-current charging controller, a direct-current charging gun, a touch screen and a 12VDC power supply, comprising an engine, an integrated starting generator, a generator control unit and a power distribution unit, the direct-current power generation controller achieves the functions of charging starting and stopping, output parameter adjustment, protection control and the like, and the direct-current charging controller achieves the functions of communication interaction with a vehicle BMS and charging guide control. The direct-current generator set is used for replacing a traditional alternating-current generator set, a direct-current charging gun is reserved, the generator control unit is used for replacing an AC-DC module to be integrated into the direct-current generator set, a direct-current power source is directly output, and under the same output power, the advantages of being small in size and light in weight are achieved; the goals of stable voltage, accurate power matching and in-place safety protection are achieved.

A hearing device and a method for charging a hearing device is provided, the hearing device comprising an interface comprising a wireless transceiver configured for wireless communication with a charging device; and a power module comprising a charging controller and a receiving coil for wireless charging of a battery positioned in the hearing device; wherein the charging controller is configured to: obtain a first charging parameter; determine a primary charging scheme based on the first charging parameter; and transmit a primary charging indicator indicative of the primary charging scheme via the wireless transceiver.

The utility model discloses an intelligent agricultural application monitoring system based on Internet of Things, which comprises a ZigBee coordinator, and a meteorological data acquisition terminal, a soil moisture content data acquisition terminal and an insect situation data acquisition terminal which are connected with the ZigBee coordinator, the ZigBee coordinator is connected with a user client, the meteorological data acquisition terminal and the soil moisture content data acquisition terminal are connected with a data acquisition device, and the data acquisition device is connected with the user client. The data acquisition device comprises a controller, and a storage battery, atmosphere acquisition equipment, soil acquisition equipment and a communication module which are connected with the controller; and the storage battery is connected with the solar cell panel through a charging controller. The system is designed for low-cost agricultural Internet of Things application in a small-scale agricultural environment, basic data acquisition is carried out through data acquisition equipment, data transmission is carried out by applying a ZigBee technology, acquisition and transmission of agricultural real-time data are realized, a user can timely acquire the data and make adjustments, the design requirement of low cost is considered, and the system is suitable for popularization and application. The cost of the whole life cycle of customers is effectively reduced, the benefits of farmers are improved, and expenditure is saved.