Abstract: A power bank system may include a motor control driver configured to receive a first power from a capacitor power bank and supply the power to an electric vehicle for operating and supply a second power generated through regenerative braking to a capacitor module when a brake is operated, a motor drive control inverter that controls a rotation of a motor, the capacitor power bank performs a charging and a protection function of the capacitor module when an abnormality of the motor and manages abnormalities in a cell in the capacitor module, a charging controller for charging the capacitor module, a first sensor for detecting an over voltage and over current, a second sensor for detecting a reverse current, a central controller for controlling the motor drive controller invertor, and a dashboard connected to a the central controller for providing the driver with an abnormality of the power bank.

Abstract: a capacitor charger using capacitors is provided in which a plurality of capacitors is configured in series and parallel to enable rapid charging in a portable mobile device, for example, a portable fast charger using capacitors is provided, which can charge and discharge automatically in a capacitor module depending on whether a USB PD charger or a mobile device is connected to a USB C type port.

Abstract: The capacitor quick-charge apparatus includes an input AC power source, a phase modulator, a rectifier, a shunt, a module current supply, a current control element, a capacitor, a resistance, a comparator, a variable resistor, an Operational Amplifier 1 (OP AMP 1) to an Operational Amplifier 5 (OP AMP 5), an Auto Voltage Regulator (AVR) or a Micro Control Unit (MCU), and a monitor system.

Abstract: The capacitor quick-charge apparatus includes an input AC power source, a phase modulator, a rectifier, a shunt, a module current supply, a current control element, a capacitor, a resistance, a comparator, a variable resistor, an Operational Amplifier 1 (OP AMP 1) to an Operational Amplifier 5 (OP AMP 5), an Auto Voltage Regulator(AVR) or a Micro Control Unit (MCU), and a monitor system. Thus, a capacitor quick-charge apparatus is provided for capable of rapidly charging and storing charge energy for a long time by interrupting an excessive deterioration current of a protection circuit, a smoothing circuit, during charging of a capacitor.