A deployable electric vehicle charging point comprising a housing for burying substantially below ground level, a post and a power distribution connector mounted to the post; the post being mounted in the casing about a pivotal axis and movable about the pivotal axis between an in-operative position within the housing and operative position.

An autonomous base station for unmanned aerial vehicles (‘UAVs’) is disclosed, which includes a landing surface for a UAV, configured with at least one power transfer bus for supplying power to a power source of a UAV thereon. The base station further includes a networking module and data processing means operably connected to, and configured to control, the power transfer bus and the networking module. The data processing means is operably connected to the UAV through the networking module, and further configured to receive, store and process data from the UAV or another. The base station further includes a power supply operably connected to the or each power transfer bus, the or each networking module and the data processing means. A network of at least two such base stations is also disclosed, for sensing, modelling and monitoring an environment with UAVs.

A power electronic converter includes a plurality of converter cells, each comprising an inductive power transfer stage having a coupled inductor coupling first and second sides of the converter cell, wherein the inductor comprises a first winding around a first magnetic core and a second winding around a second magnetic core; wherein the first winding and the first magnetic core are separated from the second winding and the second magnetic core by a flat electric insulation layer that provides electric insulation between the first and second sides of the converter cell; wherein at least two of the coupled inductors are arranged so that their insulation layers form a single contiguous insulation layer.

A power supply system includes a power feeding system for transforming an AC medium-voltage power signal from a medium-voltage grid into a low-voltage power signal for feeding an electricity consumer site. The power supply system further includes a low-voltage multiphase converter for transforming a low-voltage signal into a low-voltage multiphase signal. The multiphase converter is arranged antiparallel to the power feeding system, and an LV/MV multiphase transformer for transforming the low-voltage multiphase signal into an output-signal that is conformant to the AC medium-voltage power signal.

A charging system for electric vehicles includes a line interphase transformer, LIT-based rectifier configured for connecting an input of the LIT-based rectifier to an AC medium-voltage power signal and for outputting a medium-voltage DC-signal; a modular DC/DC converter with large step-down gain is configured for transforming the medium-voltage DC-signal into a medium-voltage HF-AC-signal; and a medium-frequency transformer, MFT, is configured for transforming the medium-voltage HF-AC-signal into a low-voltage HF-AC-signal for the at least one charging box.

A charger plug nozzle for plugging into a battery charge socket includes an inner enclosure enclosing at least one heat source, an outer enclosure enclosing the inner enclosure, at least one heat source inside the inner enclosure, and at least one heat conductor. A heat receiving part of the at least one heat conductor is located in an air gap inside the inner enclosure, and a heat dissipating part of the at least one heat conductor is located in an air gap inside the outer enclosure.

A pedal for bicycles comprising: a pedal pin which extends along a reference axis and has a first axial end structured to be coupled to a pedal crank of a bicycle and a second axial end opposite to said first end, a pedal body that comprises a hub coupled in a freely rotatable manner to said pedal pin so as to be able to rotate around said reference axis. On said pedal pin there are at least two inner chambers having a circular section and extending along said reference axis coaxial thereto, a sensor circuit coupled to the pedal pin, an electronic circuit configured to determine the mechanical deformation of the pedal pin, an electric storage device arranged in an inner chamber.

A lattice tower for high-voltage overhead transmission lines having a lattice structure is provided that includes: a base anchored to the ground; a top portion designed for anchoring first and second conductors of a high-voltage overhead transmission line; and a body which extends between the base and the top portion. The lattice tower includes a grid high-voltage electric switching substation that includes: GIS-technology-based switchgear equipment arranged within the base of the lattice structure; a first loop-in loop-out feeder connection configured to connect the first conductors of the high-voltage overhead transmission line to the GIS-technology-based switchgear equipment and made by insulated cables or GIS-technology-based ducts, or by mixed solutions wherein a first portion is made by bare conductors and a second portion is made by insulated cables or GIS-technology-based ducts; a second loop-in loop-out feeder connection configured to connect the second conductors of the high-voltage overhead transmission line to the GIS-technology-based switchgear equipment and made by insulated cables or GIS-technology-based ducts, or by mixed solutions, wherein a first portion is made by bare conductors and a second portion is made by insulated cables or GIS-technology-based ducts; and a protection, command and control system arranged within the lattice structure, or in proximity to the base of said lattice structure; wherein the GIS-technology-based switchgear equipment is designed to be connected also to a user connection line.

A battery pack is provided that includes battery cell magazines and a battery management system to control charging and discharging of the associated battery pack. The battery cell magazines may include a magazine housing and associated battery cells. The magazine housing may define a plurality of battery cell recesses to receive the battery cells. The battery management system may be configured to balance the state of charge of a battery stack of battery packs. Methods for balancing a state of charge of battery packs of a battery stack are also provided, as are systems for lifting a battery stack.

A device for providing charging information for a charging process is configured to determine a total set of N data tuples for N different times of a charging time period for the charging process. A data tuple includes values of one or more characteristic variables relating to electrical energy that can be provided in the charging process. Furthermore, the device is configured to reduce the total set of N data tuples to a reduced set of M data tuples, with M<N, and to provide the reduced set of M data tuples for the determination of a charging plan for the charging process.