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公开(公告)号：US12132320B2
公开(公告)日：2024-10-29
申请号：US17778223
申请日：2019-11-22
CPC分类号： H02J3/381 , H02J3/003 , H02J3/32 , H02J2300/20
摘要： Disclosed is a power management device including a monitoring unit configured to monitor power usage statuses of a plurality of sites individually, a determination unit configured to determine whether to supply the surplus power to a second site of the plurality of sites when the monitoring unit detects that surplus power is generated in a first site of the plurality of sites in accordance with a prediction of a power transmission loss between the first site and the second site, and a site control unit configured to instruct the first site to supply the surplus power to the second site when the determination unit determines that the surplus power is to be supplied to the second site.
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2.发明授权公开(公告)号：US12132314B2
公开(公告)日：2024-10-29
申请号：US18066386
申请日：2022-12-15
发明人： Zhongyi Quan , Hao Tian
摘要： Various embodiments disclosed herein generally relate to methods and systems for real-time, or near real-time, balancing of an electrical distribution grid. According to at least one embodiment, there is provided one or more local balancing systems, each comprising: an energy storage unit (ESU) operable to store direct current (DC) power; a power converter comprising a DC side and an AC side, the power converter being operable to convert between single-phase (AC) power and DC power, wherein the DC side is electrically coupled to the ESU and the AC side is electrically couplable to at least one secondary distribution block in a secondary distribution grid; and a local controller coupled to the power converter and operable to control the power converter to convert between DC power and AC power.
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公开(公告)号：US20240353805A1
公开(公告)日：2024-10-24
申请号：US18374915
申请日：2023-09-29
申请人： 8ME NOVA, LLC
CPC分类号： G05B13/04 , H02J3/003 , H02J3/32 , H02J7/0048 , H02J2300/20
摘要： A system for controlling power distribution between a renewable energy source (RES) that generates electrical power, a power grid, an energy storage system (ESS) coupled to and configured to store electrical power from the RES and the power grid, and a behind-the-meter (BTM) load coupled to and configured to receive electrical power from the RES, the ESS, and the power grid includes a controller. The controller includes a processor and a non-transitory computer readable storage medium comprising instructions stored thereon that, upon execution by the processor, cause the controller to determine a prioritization mode and control the flow of electrical power in the system based on the prioritization mode.
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公开(公告)号：US12126175B2
公开(公告)日：2024-10-22
申请号：US18340857
申请日：2023-06-24
发明人： Ruifeng Zhang , Guangmu Yu , Daiping Jiang , Yue Zhao , Shuibao Guo , Xianming Yang , Yan Yan , Guoyi Yang
CPC分类号： H02J3/32 , H02M3/33584 , H02J2207/20
摘要： Provided are a power supply control system and a control method thereof. The power supply control system includes: a transformer connected to a power grid; an output socket connected to the transformer via an alternating current bus and configured to be connected to an electric device in the electric vehicle charging station; and an energy storage system including an AC/DC bidirectional converter and an energy storage battery connected to the alternating current bus via the AC/DC bidirectional converter. The energy storage system is configured to be controlled to, in response to the power supply control system being in an uninterruptible power supply mode: switch the AC/DC bidirectional converter into an inversion state; and output no electric energy when the power grid has a normal voltage and supply electric energy only by the energy storage system when the power grid has an abnormal voltage.
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公开(公告)号：US12124285B2
公开(公告)日：2024-10-22
申请号：US17077517
申请日：2020-10-22
CPC分类号： G05F1/66 , G06F1/266 , H02J3/14 , H02J3/38 , H02J3/388 , H02J3/466 , H02J3/48 , H04L41/50 , H02J3/32 , Y02B70/3225 , Y02P90/84 , Y02P90/845 , Y04S20/222
摘要： Systems and methods for managing power on an electric power grid including a server for communicating IP-based messages over a network with distributed power consuming devices and/or power supplying devices, the IP-based messages including information including a change in state of the power consuming device(s), a directive for a change in state of the power consuming device(s), a priority message, an alert, a status, an update, a location with respect to the electric power grid, a function, device attributes, and combinations thereof.
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公开(公告)号：US12119653B2
公开(公告)日：2024-10-15
申请号：US18211175
申请日：2023-06-16
申请人： Orison, Inc.
CPC分类号： H02J3/32 , H02J3/14 , H02J15/00 , H02J2310/14
摘要： A smart energy storage system is described. The system includes a smart energy storage unit coupled to a selected circuit of a local electric grid, and configured for being charged so as to withdraw and store energy from the local electric grid, and discharged for supplying energy to the local electric grid. The smart energy storage unit includes an energy storage cell configured for being charged so as to withdraw and store energy from the local electric grid, and discharged for supplying energy to the local grid, and a storage cell management unit for controlling the energy storage cell.
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公开(公告)号：US12118628B2
公开(公告)日：2024-10-15
申请号：US17667117
申请日：2022-02-08
申请人： LO3 Energy Inc.
发明人： Lawrence Orsini
CPC分类号： G06Q50/06 , G05B15/02 , G05B19/042 , G06Q20/389 , H02J3/004 , H02J3/008 , H02J3/322 , H02J3/381 , H02J13/00006 , H02J13/00034 , G05B2219/2639 , H02J13/00 , H02J2203/20
摘要： A method for the management of energy data includes methods, systems and computer program products. One of the methods includes receiving, by a self-executing contract, settlement information from at least two nodes in a network, the network comprising a plurality of nodes, each node in the plurality of nodes may maintain at least a predetermined number of tokens, each token representing a value. The method includes validating a current state of a public ledger. The method includes generating fulfillment information based on the received settlement information. The method also includes contributing to an updated state of the public ledger using the fulfillment information; wherein each token is associated with a payload describing the production, consumption, management, storage or transmission of electricity.
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公开(公告)号：US12116985B2
公开(公告)日：2024-10-15
申请号：US17922413
申请日：2021-04-22
发明人： Torsten Lund , John Godsk Nielsen , Gert Karmisholt Andersen , Kouroush Nayebi , Poul Brandt Christensen , Germán Claudio Tarnowski , Esmaeil Ebrahimzadehveshareh
IPC分类号： F03D9/00 , F03D9/11 , F03D9/25 , H02P9/10 , H02J3/32 , H02J7/00 , H02P101/15 , H02P103/20
CPC分类号： F03D9/11 , F03D9/255 , H02P9/105 , F05B2270/1033 , H02J3/32 , H02J7/00712 , H02J2207/20 , H02J2207/50 , H02J2300/28 , H02P2101/15 , H02P2103/20
摘要： The invention relates to a method for controlling power generation of a VSM wind turbine. The wind turbine comprises a machine side converter, a line side converter, a DC link, and an electric storage device electrically connected to the DC link. The method comprises determining a first power control signal to the machine side converter, determining a second power control signal for controlling a desired output power of the line side converter based on a storage device voltage error, and a power production reference, and determining a charging current reference for controlling charging and discharging of the electric storage device based on a DC-link voltage error.
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公开(公告)号：US20240333147A1
公开(公告)日：2024-10-03
申请号：US18609570
申请日：2024-03-19
发明人： Yuqiang QIU
CPC分类号： H02M3/07 , H02J3/32 , H02J3/38 , H02M1/32 , H02J2300/24 , H02J2300/28
摘要： The disclosure relates to a voltage booster. The voltage booster includes an inductor, an output capacitor branch including an upper output capacitor and a lower output capacitor, at least one switching branch, each including a first upper switch and a first lower switch, an upper protection branch arranged between the inductor and the at least one switching branch and including an upper protection capacitor and an upper protection diode, an output voltage rectification branch arranged between the at least one switching branch and the output capacitor branch, and a lower protection diode arranged between the at least one switching branch and the output capacitor branch, wherein the upper protection branch is arranged in parallel with the first upper switch, and wherein the lower protection diode is arranged to form a lower protection branch with the lower output capacitor parallel to the first lower switch.
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公开(公告)号：US20240322707A1
公开(公告)日：2024-09-26
申请号：US18124880
申请日：2023-03-22
申请人： Fluence Energy, LLC
IPC分类号： H02M7/48 , H01M10/42 , H01M50/209 , H02J3/32 , H02J3/38 , H02J7/00 , H02M3/335 , H02M7/5387
CPC分类号： H02M7/4807 , H01M10/425 , H01M50/209 , H02J3/32 , H02J3/38 , H02J7/0013 , H02M3/33573 , H02M7/5387
摘要： A battery energy storage system includes a plurality of battery cores. Each battery core of the battery energy storage system includes an array of battery cubes, and each battery core is configured to provide a first direct current power at a first voltage. The battery energy storage system further includes a plurality of direct-current-to-direct-current (DC-DC) converters. Each DC-DC converter of the battery energy storage system is configured to accept the first direct current power and each DC-DC converter is configured to provide a second direct current power at a second voltage. The battery energy storage system further includes a main modular multilevel converter (MMC). The MMC of the battery energy storage system is configured to accept the second direct current and to provide an alternating current at a third voltage.
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