An aerosol generation device includes a power system having at least one supercapacitor and at least one battery. The power system is operable in a plurality of selectable operating modes. The aerosol generation device further includes a controller. The controller is configured to control a power flow of the at least one supercapacitor and a power flow of the at least one battery based on the selected operating mode. The plurality of operating modes includes a float mode in which a heater associated with the aerosol generation device is maintained substantially at an aerosol generation temperature. In the float mode the controller is configured to control a power flow of the power system to maintain the heater substantially at the aerosol generation temperature, and control the at least one battery to charge the at least one supercapacitor.

A method and a voltage converter assembly for supplying energy to at least one electrical vehicle module. The assembly includes at least one voltage converter that is designed to convert an input voltage, provided by at least one supply source, into at least one predefinable output voltage, which is applied to the at least one vehicle module, a voltage monitor that is designed to detect the input voltage, and an evaluation and control unit that is designed to carry out the method for supplying energy to at least one electrical vehicle module. The supply source is loaded with a predefinable current level when the input voltage that is present exceeds a predefinable setpoint voltage value, the input voltage being converted into at least one output voltage if the input voltage remains above the predefinable setpoint voltage value despite the load on the supply source.

The present invention provides a system utilizing a power supply auto-activate circuit for energizing power supply to activate various connected components. The present invention provides a system to enable automatic activation of the components inside an accommodating device.

A method and system for controlling power delivery to an electronic device having default and proprietary power modes. A default power delivery protocol between the power delivery adapter and the electronic device is completed upon connecting the power delivery adapter to the electronic device. When a proprietary power mode is available, it is verified and communicated to the power delivery adapter, wherein the power delivery adapter delivers power to the electronic device according to the proprietary power mode. When a proprietary power mode is not available, the power delivery adapter continues to deliver power in the default mode.

The present invention relates to the technical field of electronics, and provides a boosting circuit, a battery device, and an electronic cigarette. An output end of the boosting module is connected to a first end of the protection capacitor; an anode of the rectifier diode is connected to a second end of the protection capacitor, and a cathode of the rectifier diode is connected to the first end and a load of the voltage feedback module; the second end of the voltage feedback module is connected to a feedback end of the boosting module and a first end of the output control resistor, and a second end of the output control resistor is grounded; an enabling end of the boosting module is connected to a controller.

This disclosure presents a portable load bank apparatus, system, method of control, and method of manufacture. A portable load bank apparatus may comprise one or more of a vehicle, a load bank, a set of batteries, a set of battery chargers, one or more processors, and/or other components. The load bank may be configured to perform a load test of an external power source. The processor(s) may be configured to cause one or more battery chargers in the set of battery chargers to direct an amount of a power output received by the load bank from the external power source to the set of batteries. The set of batteries may be used to provide electrical energy to one or more of an electric motor of the vehicle, one or more other electric vehicle, and/or other sources that may need electrical energy.

A portable, personal storage and carrying case for an e-liquid e-cigarette PV in which the case includes: a refillable PV that is removable from the case; an electrical power source for re-charging a rechargeable battery in the PV; a user-replaceable reservoir for holding e-liquid; and an electrical or electronic pump adapted to transfer e-liquid from the reservoir to a chamber in the PV, the pump delivering a pre-defined or variable quantity of e-liquid from the reservoir; and in which the case has closed and open positions, and lifts up the removable PV when in the open position to enable a user to readily withdraw the PV from the case.

The invention relates to a battery cell unit (10) which comprises a rechargeable electrochemical battery cell (11), a monitoring-and-control unit (12) connected in parallel to said battery cell (11), and a coupling unit in the form of a half bridge (14) comprising a first power semi-conductor (15) and a second power semi-conductor (16). Said battery cell unit (10) is equipped with an integrated circuit (20) that has a noise source (21). A switch-on delay can be achieved by means of said noise source (21). The invention also relates to a switching method for a battery system which comprises a plurality of intrinsically-safe battery cell units (10).

In one embodiment, an apparatus for redundant control of active fuses for battery pack safety is provided, comprising a battery; an electrical load coupled to the battery via a fuse capable of being activated by an electrical signal; a sensor configured to sense a short circuit condition at the electrical load and output an analog sensor signal; an analog-to-digital converter configured to sample the analog sensor signal and output a digital sensor signal; a microcontroller configured to detect the short circuit condition at the electrical load based on the digital sensor signal, and, during normal operation, to output a first electrical signal to activate the fuse after detecting the short circuit condition at the electrical load; and an analog circuit configured to operate independently of the microcontroller to receive the analog sensor signal and output a second electrical signal to activate the fuse after receiving the analog sensor signal.

A battery charging system of an electronic device includes: a battery having a first nominal voltage and including: battery cells each having a second nominal voltage that is less than the first nominal voltage; and electrical connectors that electrically connect ones of the battery cells to provide the battery with the first nominal voltage; a first charge port configured to electrically connect to a first type of connector; a charging module configured to: receive power via the first charge port; and when a voltage of the received power is less than the first nominal voltage at least one of: charge ones of the battery cells individually; and charge groups of two or more of the battery cells.