A system for an electric vehicle charger with a reel button for an electric vehicle is illustrated. The system comprises a charging cable, a charger base connected to the charging cable, a cable storage device, the cable storage device including a retraction mechanism configured to pay out and retract the cable when activated and at least a reel button configured to activate the retraction mechanism.

The embodiments of the present disclosure involve the technical field of unmanned aerial vehicles, and disclose an unmanned aerial vehicle base station and an unmanned aerial vehicle system. The unmanned aerial vehicle base station includes a bracket, a tarmac, a charging component, and a temperature adjusting component. The bracket is provided with an accommodating cavity, the tarmac separates the accommodating cavity into an upper compartment chamber and a lower compartment chamber, the temperature adjusting component includes a semiconductor module, a first ventilation assembly, a second ventilation assembly, and a third ventilation assembly, and the semiconductor module is partially provided on the first ventilation assembly and partially provided on the second ventilation assembly.

The embodiments of the present disclosure involve the technical field of unmanned aerial vehicles, and disclose an unmanned aerial vehicle base station and an unmanned aerial vehicle system. The unmanned aerial vehicle base station includes a bracket, a tarmac, a charging component, and a temperature adjusting component. The bracket is provided with an accommodating cavity, the tarmac separates the accommodating cavity into an upper compartment chamber and a lower compartment chamber, the temperature adjusting component includes a semiconductor module, a first ventilation assembly, a second ventilation assembly, and a third ventilation assembly, and the semiconductor module is partially provided on the first ventilation assembly and partially provided on the second ventilation assembly.

A ground power unit provides electrical energy for aircraft and a method maintains and operates the ground power unit. The ground power unit includes a base frame, a cable system formed in the base frame, at least one rectifier module for converting an input alternating voltage applied to a rectifier module input side into an intermediate direct voltage output at a rectifier module output side, wherein the rectifier module output side is coupled to an intermediate circuit conductor and at least one inverter module for converting the intermediate direct voltage applied to an inverter module input side into an output alternating current output at an inverter module output side, wherein the inverter module input side is coupled to an intermediate circuit conductor. The rectifier module and the inverter module are each realized as structurally-independent units, which can be replaced individually and independently of the base frame.

Aspects of the present disclosure generally relate to systems and methods for the configuration and control of charging and cooling systems for aircrafts driven by electric propulsion systems and in other types of vehicles. In some embodiments, a method of charging an aircraft is disclosed comprising: receiving a mode of operation indicating whether battery packs of the aircraft are connected in parallel prior to joining a charging bus, receiving charging protocol information, and controlling charging operations of the battery packs based on the mode of operation and the charging protocol information.

Aspects of the present disclosure generally relate to systems and methods for the configuration and control of charging and cooling systems for aircrafts driven by electric propulsion systems and in other types of vehicles. In some embodiments, a method of charging an aircraft is disclosed comprising: receiving a mode of operation indicating whether battery packs of the aircraft are connected in parallel prior to joining a charging bus, receiving charging protocol information, and controlling charging operations of the battery packs based on the mode of operation and the charging protocol information.

A system for emergency shutdown of an electric aircraft port in response to a disconnection is presented. The system includes a computing device, wherein the computing device is configured to receive a sensor datum from a sensor, determine a disruption element between a charging connector and an electric aircraft port as a function of the sensor datum, and initiate a disconnection protocol as a function of the disruption element.

A charging system includes a power supply device and a charging device. The power supply device includes a power supply and at least two exposed power supply panels connected to the power supply. The at least two power supply panels are electrically insulated from each other and include at least one anode power supply panel connected to an anode of the power supply and at least one cathode power supply panel connected to a cathode of the power supply. The at least one anode power supply panel and the at least one cathode power supply panel are alternately arranged. The charging device includes a charging circuit and at least two charging contacts each being connected to a charging anode and a charging cathode of the charging circuit respectively through a diode. The charging device is configured to contact the power supply panels through the charging contacts.

A charging system for a drone carrying a passenger pod has a base structure connected to a power grid, a row of substantially planar wireless charging pads supported by the base structure, and a computerized controller enabled to communicate with a drone and to initiate, control and stop charging power. As a drone carrying a passenger pod approaches the charging-system, the computerized controller directs the moving drone into a path bringing a charging receiver pad of the passenger pod carried by the drone, and connected to a battery of the passenger pod, into proximity with the row of substantially planar charging pads, and directs the drone to move the carried passenger pod along the row of charging pods, managing speed and direction of the moving drome along the path, as charging of the battery of the passenger pod is accomplished.

A power electronics module is provided having one or more power converter semiconductor components. The power electronics module further has a substrate having a first surface to which the one or more components are mounted, and having an opposing second surface from which project a plurality of heat transfer formations for enhancing heat transfer from the substrate. The power electronics module further has a coolant housing which sealingly connects to the substrate to form a void over the heat transfer formations of the second surface. The coolant housing has an inlet for directing a flow of an electrically insulating coolant into the void and an outlet for removing the coolant flow from the void, whereby heat generated during operation of the one or more components is transferred into the coolant flow via the substrate.