About 34 results
https://drivepatents.com/patents/1388607 · 29 Apr 2026
A power sourcing equipment, PSE, device for controlling delivery of electric power to a powered device, PD, connected to the PSE device comprises a first input port for reception of input data and electric power from a power over Ethernet, PoE, device such...
https://drivepatents.com/patents/1394122 · 3 Sep 2025
An energy storage system, is to improve operating efficiency and system reliability that exist when a component in the energy storage system is faulty, and avoid a waste of resources. The energy storage system includes a plurality of energy storage branche...
https://drivepatents.com/patents/965478 · 31 Dec 2014
The invention relates to an energy storage module (1) for reversible storage of electrical energy, comprising a plurality of flywheel storage units (2) electrically connected in parallel via a common direct current intermediate circuit (3), a first control...
https://drivepatents.com/patents/969655 · 24 Sep 2014
An electrically programmable load having an impedance value dependent on a received control word (CW). The electrically programmable load has several parallel load units (LU(1), ..., LU(N)). Each load unit (LU(1), ..., LU(N)) has one or more load unit elem...
https://drivepatents.com/patents/970408 · 10 Sep 2014
A power supply device (1) includes a parallel connection of a plurality of series circuits each including a secondary battery (11 A, 11B) and a relay (12A, 1 2B) connected in series with the secondary battery. A control apparatus for controlling ON/OFF tim...
https://drivepatents.com/patents/972827 · 9 Jul 2014
Two semiconductor switches (Q1, Q2) are arranged in parallel in a load circuit for connecting a power source with a load. Further, the semiconductor switches (Q1, Q2) are controlled so as to be alternately tuned on and off. As a result, since a current flo...
https://drivepatents.com/patents/974221 · 4 Jun 2014
A power supply system comprises a path switching means that switches a power supply path between power generation equipment and a load so that at least a part of output power of each power generation equipment is supplied to another power generation equipm...
https://drivepatents.com/patents/976307 · 9 Apr 2014
An economic centralized DC power consumption control system is used to separate electric power (1) into an AC circuit for high-power-consumption electric appliances such as TV set (41), refrigerator (42), washing machine (43) and air conditioning (44) and ...
https://drivepatents.com/patents/982399 · 6 Nov 2013
The present disclosure discloses a communication power with multi-energy-source supply and a control method. The communication power includes: an inputting unit (21), configured to receive at least two kinds of electrical energy and provide the at least tw...
https://drivepatents.com/patents/982479 · 30 Oct 2013
A power system (10) and method includes a power source (12); one or more loads (22) that receive power from the power source; a boost circuit (14) for stepping up an input voltage from a primary power source (12); a capacitor (16) for storing a stepped up ...