431 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.

The invention relates to the technical field of traffic signal lamps, and discloses a mobile traffic signal lamp with an intelligent network connection function, which comprises a traffic signal lamp module and a control system which are mutually connected, and is characterized in that the traffic signal lamp module comprises a traffic signal lamp body, a camera, a solar charging panel and a storage battery; the camera and the solar charging panel are installed on the traffic signal lamp body, and the storage battery is installed in the traffic signal lamp body. The control system comprises a signal control machine, a channel driver, a cloud platform and a charging controller, the signal control machine is connected with the cloud platform and the channel driver, the channel driver is connected with the traffic signal lamp body, the charging controller is connected with the solar charging panel and the storage battery, and the charging controller is used for controlling the solar charging panel to charge the storage battery. According to the invention, through the intelligent network connection technology, remote monitoring and control of the traffic signal lamp module are realized, and the efficiency and flexibility of traffic management are improved.

A control pilot monitoring module in an on-board charger of an electrical vehicle includes a measure circuit and an evaluate circuit to perform the control pilot line monitoring to determine the operational state of one or more charging inlets. In response to detecting an active charging inlet having a connection to an EVSE, the control pilot monitoring module issues a control signal to activate or wake up a charge controller of the on-board charger to initiate the charging operation. In some embodiment, in the case of a dual charging inlet electrical vehicle, the control pilot line monitoring module further includes a switch circuit to switchably connect signals associated with the active charging inlet to the charge controller. In this manner, a single charge controller can be used to support dual charging inlet electric vehicle.

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.

The utility model relates to a direct-current charging pile system with a copper bar temperature monitoring function. The direct-current charging pile system comprises a charging pile, a charging gun, a wireless temperature measurement sensor, a transceiver and a temperature measurement acquisition display device, according to the utility model, through the wireless temperature measurement sensors installed on the copper bars at the alternating current side and the direct current side of the charging pile, when an automobile is charged, real-time temperature monitoring is carried out on the charging interface part, and signals are sent to the temperature measurement acquisition display device through the transceiver in a wireless communication mode; the temperature abnormal condition of the copper bar during charging can be conveniently found in time, communication with a charging controller of the charging pile can be achieved, the risk occurrence probability is reduced by alarming, stopping charging or reducing power operation, and the problem that an existing charging pile cannot find and process the temperature abnormal condition in time is solved.

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 wake-up circuit for a charge controller is provided, which includes a first-stage charging circuit and a second-stage charging circuit. The first-stage charging circuit includes a first capacitor. When an input terminal of the first-stage charging circuit receives a high level signal and the first capacitor is in a partially charged state, the first-stage charging circuit charges the first capacitor and outputs a first charging voltage to the second-stage charging circuit. When the input terminal of the first-stage charging circuit receives a low level signal, the first-stage charging circuit discharges the first capacitor. The second-stage charging circuit includes a second capacitor. When the second-stage charging circuit receives the first charging voltage output by the first-stage charging circuit, the second-stage charging circuit charges the second capacitor and outputs a wake-up signal to the charge controller, thereby increasing a scenario coverage of the wake-up circuit to ensure high applicability.

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.

A charging device for wirelessly charging an electrical energy store of a mobile terminal has an air channel, a support that adjoins the air channel, a contact face, an energy transmission unit for wirelessly transmitting energy to the contacted mobile terminal, at least one temperature sensor designed to measure air temperature flowing in the air channel, and a charging controller connected to the energy transmission unit that controls at least one charging parameter. The charging device is designed to control the transmission of energy from the energy transmission unit to the contacted mobile terminal based on the temperature measured by the temperature sensor.

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.

A reliant monotonic charging / discharging controller RMCC can allocate charging and discharging based on state of charge estimates received from a battery management system. A battery storage system (BESS) can include a first group of first battery units. The BESS can further include a second group of second battery units. Additionally, the BESS can include a controller. The controller can receive state of charge estimates associated with the first group and the second group. Additionally, the control can control, based on a comparison of at least one of the state of charge estimates with a charging limit and absent additional sensor data, a first operation of the first group and a second operation of the second group. The first operation can involve charging the first group. The second operation can involve discharging the second group and can be concurrent with the first operation.

The invention discloses a collaborative peak clipping dynamic scheduling optimization method based on a V1G and V2G hybrid electric vehicle. User charging demand parameters of an electric vehicle connected to a charging pile for charging are acquired in real time through a cloud platform, a target function of mixed integer linear programming and constraint conditions thereof are established according to the user charging demand parameters in combination with peak and valley electricity prices, and the load of the electric vehicle is predicted according to real-time electricity prices and load prediction. And solving the target function and the constraint condition thereof in the cloud platform to generate a peak clipping dynamic charging and discharging plan of the V1G and V2G vehicles, and issuing the charging and discharging plan to a charging controller of the charging pile through the cloud platform to realize cooperative charging adjustment of the V1G and V2G electric vehicles. The peak load of the transformer is effectively reduced, the service life of equipment is prolonged, and the power supply reliability is improved. The method is suitable for electric vehicle high-density scenes such as residential areas and commercial districts, and double optimization is provided for power grid peak clipping and user economy.

A pre-charging controller (315) may compare a pre-charging voltage (215) of a machine component to a first voltage threshold (220). The pre-charging controller (315) may compare a pre-charging current (230) of the machine component to a first current threshold (235). The pre-charging controller (315) may set a second voltage threshold (225) and a second current threshold (240) as a result of the pre-charging voltage (215) being below the first voltage threshold (220) and the pre-charging current (230) being above the first current threshold (235).

The invention relates to the technical field of reservoir discharged water temperature improvement, and discloses a modular layered water taking device and method based on wireless charging, and the device comprises a gate groove assembly, a gate assembly, a wireless power supply and communication assembly, a grabbing beam, a two-way portal crane, electrical and control equipment and the like; the method comprises the steps that the grabbing beam is controlled through the two-way portal crane, and the gate assembly is grabbed and moved to vertically ascend and descend along the gate groove assembly to be positioned to the designated water taking layer position; when the gate assembly moves to a charging area, a wireless charging device of the gate assembly is automatically aligned with a wireless charging base of the power supply and communication assembly, a non-contact energy transmission channel is established based on the electromagnetic induction principle, and the battery assembly is charged. The controller dynamically adjusts the opening degree of the gate leaf or triggers closing according to data, water taking efficiency is optimized, and structural safety is guaranteed. According to the invention, the water conservancy project and the Internet of Things technology are deeply fused, and each module forms an organic whole through intelligent control; the method is particularly suitable for medium-large hydro-junction projects needing frequent adjustment of water taking layers.

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.

The utility model discloses a non-standard distribution box for optimizing electric energy distribution, which comprises a box body, a power supply output unit is arranged in the upper space of the box body, and a lead-acid storage battery is arranged in the lower space of the box body; the input end of the power supply output unit is connected with the uninterruptible power supply, and the uninterruptible power supply is connected with six output interfaces; the lead-acid storage battery is connected with a charging controller, the charging controller is connected with a control end of the uninterruptible power supply, and the lead-acid storage battery is connected with an inverter of the uninterruptible power supply; the lead-acid storage battery and the uninterruptible power supply are connected with an electric quantity monitoring module; the electric quantity monitoring module is connected with a display screen; and the manual switching button is connected between the input end of the power supply output unit and the uninterruptible power supply. The design of the non-standard distribution box provides a multifunctional power supply solution which integrates uninterrupted power supply, optimized electric energy distribution, expansion flexibility, safety, monitoring and management, convenient operation, customization, high efficiency, reliability and user experience.

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.

Various embodiments relate to mobile units. A mobile unit may include a number of electronic devices including a processor, a number of loads, and a modem. The mobile unit may further include a circuit board including the processor and logic configured to reset the processor, at least one load of the number of loads, and / or the modem responsive to receipt of a reset signal. The circuit board may also include a power switch-over circuit coupled to the processor and the logic and configured to switch power to at least some of the number of electronic devices from a primary battery to a secondary battery or from the secondary battery to the primary battery. Further, the circuit board may include a charge controller coupled to the secondary battery and configured to limit an amount of current conveyed to the secondary battery. Associated devices and methods are also disclosed.

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.