Abstract: A station constituted of: a control circuit; a first and a second bi-directional converter, each in communication with the control circuit, each arranged to be coupled to a respective plug-in electrical vehicle at a respective first port thereof; and a connection to an AC grid, wherein the control circuit is arranged to: draw electrical energy from a first plug-in electrical vehicle coupled to the first port of the first bi-directional converter; and provide at least some of the drawn electrical energy to a second plug-in electrical vehicle coupled to the first port of the second bi-directional converter.

Abstract: A station constituted of: a control circuit; a bidirectional interface coupling to an AC grid; one of a load and an arrangement for coupling to a load, the load presenting a time varying electrical energy consumption to the station; and a plurality of flywheel based electrical storage units coupled to the bidirectional interface, wherein the control circuit is arranged to: in the event that the power drawn by the station is less than a first threshold value, and the plurality of flywheel based electrical storage units are not fully charged, charge at least one of the plurality of flywheel based electrical storage units; and in the event that the power drawn by the station is greater than a second threshold value, and the plurality of flywheel based electrical storage units are not fully discharged, provide electrical energy from at least one of the plurality of flywheel based electrical storage units.

Abstract: A station constituted of: a control circuit; a bidirectional interface coupling to an AC grid; one of a load and an arrangement for coupling to a load, the load presenting a time varying electrical energy consumption to the station; and a plurality of flywheel based electrical storage units coupled to the bidirectional interface, wherein the control circuit is arranged to: in the event that the power drawn by the station is less than a first threshold value, and the plurality of flywheel based electrical storage units are not fully charged, charge at least one of the plurality of flywheel based electrical storage units; and in the event that the power drawn by the station is greater than a second threshold value, and the plurality of flywheel based electrical storage units are not fully discharged, provide electrical energy from at least one of the plurality of flywheel based electrical storage units.

Abstract: A station constituted of: a control circuit; a bidirectional interface coupling to an AC grid; one of a load and an arrangement for coupling to a load, the load presenting a time varying electrical energy consumption to the station; and a plurality of flywheel based electrical storage units coupled to the bidirectional interface, wherein the control circuit is arranged to: in the event that the power drawn by the station is less than a first threshold value, and the plurality of flywheel based electrical storage units are not fully charged, charge at least one of the plurality of flywheel based electrical storage units; and in the event that the power drawn by the station is greater than a second threshold value, and the plurality of flywheel based electrical storage units are not fully discharged, provide electrical energy from at least one of the plurality of flywheel based electrical storage units.

Abstract: A station constituted of: a control circuit; a bidirectional interface coupling to an AC grid; one of a load and an arrangement for coupling to a load, the load presenting a time varying electrical energy consumption to the station; and a plurality of flywheel based electrical storage units coupled to the bidirectional interface, wherein the control circuit is arranged to: in the event that the power drawn by the station is less than a first threshold value, and the plurality of flywheel based electrical storage units are not fully charged, charge at least one of the plurality of flywheel based electrical storage units; and in the event that the power drawn by the station is greater than a second threshold value, and the plurality of flywheel based electrical storage units are not fully discharged, provide electrical energy from at least one of the plurality of flywheel based electrical storage units.

Abstract: A stabilization system for a rotating load, such as a flywheel, includes a mechanical bearing to continuously support a shaft of the rotating load so as to hold the shaft at a substantially fixed axis of rotation. A magnetic stabilization assembly includes a plurality of electromagnets arranged around the shaft. Control circuitry for controls a resultant magnetic field generated by the electromagnets such that the magnetic field acts on a ferromagnetic element of the shaft to reduce imbalance forces acting on the shaft.

Abstract: A station constituted of: a control circuit; a bidirectional interface coupling to an AC grid; one of a load and an arrangement for coupling to a load, the load presenting a time varying electrical energy consumption to the station; and a plurality of flywheel based electrical storage units coupled to the bidirectional interface, wherein the control circuit is arranged to: in the event that the power drawn by the station is less than a first threshold value, and the plurality of flywheel based electrical storage units are not fully charged, charge at least one of the plurality of flywheel based electrical storage units; and in the event that the power drawn by the station is greater than a second threshold value, and the plurality of flywheel based electrical storage units are not fully discharged, provide electrical energy from at least one of the plurality of flywheel based electrical storage units.

Abstract: A stabilization system for a rotating load, such as a flywheel, includes a mechanical bearing to continuously support a shaft of the rotating load so as to hold the shaft at a substantially fixed axis of rotation. A magnetic stabilization assembly includes a plurality of electromagnets arranged around the shaft. Control circuitry for controls a resultant magnetic field generated by the electromagnets such that the magnetic field acts on a ferromagnetic element of the shaft to reduce imbalance forces acting on the shaft.

Abstract: A power control subsystem for controlling the supply of power transmitted to at least one node over communication cabling, the power control subsystem comprising: a plurality of references; a plurality of comparators, each of the comparators being associated with a particular one of the plurality of references; and a current limiter in communication with the plurality of comparators and arranged to limit current of the power transmitted over communication cabling responsive to the plurality of comparators.

Abstract: A stabilization system for a rotating load, such as a flywheel, includes a mechanical bearing to continuously support a shaft of the rotating load so as to hold the shaft at a substantially fixed axis of rotation. A magnetic stabilization assembly includes a plurality of electromagnets arranged around the shaft. Control circuitry for controls a resultant magnetic field generated by the electromagnets such that the magnetic field acts on a ferromagnetic element of the shaft to reduce imbalance forces acting on the shaft.

Abstract: A stabilization system for a rotating load, such as a flywheel, includes a mechanical bearing to continuously support a shaft of the rotating load so as to hold the shaft at a substantially fixed axis of rotation. A magnetic stabilization assembly includes a plurality of electromagnets arranged around the shaft. Control circuitry for controls a resultant magnetic field generated by the electromagnets such that the magnetic field acts on a ferromagnetic element of the shaft to reduce imbalance forces acting on the shaft.

Abstract: A power control subsystem for controlling the supply of power transmitted to at least one node over communication cabling, the power control subsystem comprising: a plurality of references; a plurality of comparators, each of the comparators being associated with a particular one of the plurality of references; and a current limiter in communication with the plurality of comparators and arranged to limit current of the power transmitted over communication cabling responsive to the plurality of comparators.

Abstract: A power control subsystem for controlling the supply of power transmitted to at least one node over communication cabling, the power control subsystem comprising: a plurality of references; a plurality of comparators, each of the comparators being associated with a particular one of the plurality of references; and a current limiter in communication with the plurality of comparators and arranged to limit current of the power transmitted over communication cabling responsive to the plurality of comparators.

Abstract: A stabilization system for a rotating load, such as a flywheel, includes a mechanical bearing to continuously support a shaft of the rotating load so as to hold the shaft at a substantially fixed axis of rotation. A magnetic stabilization assembly includes a plurality of electromagnets arranged around the shaft. Control circuitry for controls a resultant magnetic field generated by the electromagnets such that the magnetic field acts on a ferromagnetic element of the shaft to reduce imbalance forces acting on the shaft.

Abstract: A power control subsystem for controlling the supply of power transmitted to at least one node over communication cabling, the power control subsystem comprising: a plurality of references; a plurality of comparators, each of the comparators being associated with a particular one of the plurality of references; and a current limiter in communication with the plurality of comparators and arranged to limit current of the power transmitted over communication cabling responsive to the plurality of comparators.

Abstract: A power control subsystem for controlling the supply of power transmitted to at least one node over communication cabling, the power control subsystem comprising: a plurality of references; a plurality of comparators, each of the comparators being associated with a particular one of the plurality of references; and a current limiter in communication with the plurality of comparators and arranged to limit current of the power transmitted over communication cabling responsive to the plurality of comparators.

Abstract: An apparatus arranged to analyze a structure, the apparatus comprising: a control unit; a light source arranged to irradiate a target area of the structure; and a light detector in communication with said control unit, and arranged to detect said irradiated light from said light source after interaction with the target area, said control unit arranged to: transform amplitudes of the detected light to the optical thickness domain, said transform comprising a bilinear transform; determine morphological information of the target area responsive to said performed transform. The determined morphological information is optionally displayed within a three dimensional view of the target area.

Abstract: A telecommunications outlet providing location identification in a local area network, the telecommunications outlet constituted of: a network side connection adapted to be connected to a networking device via horizontal cabling; a data terminal side connection adapted to be connected to a data terminal equipment; a control circuitry; a memory adapted for storage of multi-bit data; a transmitter in communication with the memory; and a first switch responsive to the control circuitry, the first switch arranged in a first mode to connect data from the network side connection to the data terminal side connection and in a second mode to connect data from the transmitter to the network side connection and disconnect data from the network side connection to the data terminal side connection.

Abstract: A driving arrangement for a plurality of light emitting diodes (LEDs), the driving arrangement constituted of: a plurality of serially connected first LEDs coupled to a source voltage; a plurality of first electronically controlled switches, each associated with a particular one of the plurality of serially connected first LEDs and arranged to provide, when closed, a bypass current path for the associated first LED; and a control circuitry coupled to a control terminal of each of the plurality of first electronically controlled switches, the control circuitry operative to close a number of the plurality of first electronic switches, the number responsive to a voltage level of the source voltage.

Abstract: An electronically controlled method of controlled enabling and disabling of ports, the method constituted of: receiving a message responsive to an access event, the message comprising an identifier of the accessing party and an indication of the access event; determining at least one power over Ethernet supplying port associated with the identifier of the accessing party; and enabling, in the event the indication of the access event is of entry, the determined at least one power over Ethernet supplying port associated with the identifier of the accessing party; and disabling, in the event the indication of the access event is of exit, the determined at least one power over Ethernet supplying port associated with the identifier of the accessing party.