Distributed ledger for transacting with grid constraints to ensure grid stabilityA for ensuring grid stability by using a distributed ledger, the method comprising the steps: measuring metrics from a plurality of distributed energy resource, DER, wherein said metrics are related t…DRIVE·Jun 16·1 min readFollowH02J3/17HITACHI ENERGY LTD
Energy supporting deviceAn energy supporting device for a high voltage direct current, HVDC, transmission system includes an energy supporting device for providing grid forming and/or virtual synchronous machine, VSM, capabi…DRIVE·Jun 9·1 min readFollowH02J3/36HITACHI ENERGY LTD
Power grid resource allocationEmbodiments of the disclosure includes operating a power grid, including: generating, by a power management system of the power grid, a power grid resource allocation profile indicative of an operatio…DRIVE·Jun 2·1 min readFollowG06Q50/06HITACHI ENERGY LTD
Vegetation management system and vegetation management methodVegetation management system includes: a data acquisition unit that acquires input data including remote sensing data obtained by photographing, by remote sensing, a facility and vegetation to be anal…DRIVE·Jun 2·1 min readFollowG06Q10/00HITACHI ENERGY LTD
Arrangement and a method for balancing power in an AC power transmission systemAn arrangement, which is connectable to an alternating current (AC) power transmission system, comprising a static synchronous compensator device having a converter unit and an energy storage unit con…DRIVE·Jun 2·2 min readFollowG05B13/0205HITACHI ENERGY LTD
Method for establishing a wireless communication system in a high-voltage power converter station and a high-voltage power converter stationA method for establishing a wireless communication system in a high-voltage power converter station is provided. The high-voltage power converter station includes a plurality of power devices. The wir…DRIVE·Jun 2·2 min readFollowH02J13/1331HITACHI ENERGY LTD
CONVERTER VALVE ASSEMBLYThere is disclosed herein a converter valve assembly () for a power grid system, comprising two or more equal groups () of prismatic converter cells (-), each group () being arranged in a respective p…DRIVE·Feb 26·2 min readFollowH05K7/14324HITACHI ENERGY LTD
CONTROL METHOD, COMPUTER PROGRAM PRODUCT, CONTROL SYSTEM & USEA method for controlling an output voltage of at least one transformer in a power grid. The comprises providing the least one transformers with a power electronics converter and an output voltage cont…DRIVE·Mar 21·2 min readFollowH02J3/001HITACHI ENERGY LTD
CONTROL PLATFORM ARCHITECTURE FOR GRID INTEGRATION OF LARGE-SCALE GRID ENERGY STORAGE SYSTEMA support system for an AC power transmission system, comprising an energy storage arrangement comprising a plurality of storage units and a main controller configured to control the operation of the …DRIVE·Mar 14·1 min readFollowH02J3/32HITACHI ENERGY LTD
