ClassID:

216936

H02J3/30 - CPC Classification

Classification description:

Circuit arrangements for ac mains or ac distribution networks; Arrangements for balancing of the load in a network by storage of energy using dynamo-electric machines coupled to flywheels

Recent Application in this class:
#1
20260106459
2026-04-16

SYSTEMS AND METHODS FOR AUXILIARY POWER MANAGEMENT OF BEHIND-THE-METER POWER LOADS

#2
20260058472
2026-02-26

WAVE ENERGY POWER GENERATION AND FLYWHEEL ENERGY STORAGE INTEGRATION SYSTEM AND METHOD THEREOF

#3
20260018894
2026-01-15

METHOD AND SYSTEM FOR OPERATING AN ELECTRICAL GRID

#4
20250373019
2025-12-04

METHOD AND APPARATUS FOR THE POWER SUPPLY OF A STEEL PLANT

#5
20250035185
2025-01-30

MECHANICAL RENEWABLE GREEN ENERGY PRODUCTION

#6
20240396337
2024-11-28

METHOD AND SYSTEM FOR OPERATING AN ELECTRICAL GRID

#7
20240275235
2024-08-15

FLYWHEEL SYSTEMS AND METHODS

#8
20240235322
2024-07-11

Magnetic Flywheel Energy Management System and Method

#9
20240235200
2024-07-11

Flywheel doubly-fed system with capability to supply a double inertial contribution, natural and synthetic, and related innovative operation logic

#10
20240119545
2024-04-11

POWER CONTROL DEVICE

#11
20240113522
2024-04-04

MICROGRID ELECTRIC POWER GENERATION SYSTEMS AND ASSOCIATED METHODS

#12
20230411964
2023-12-21

Thermal power unit-flywheel energy storage cooperative frequency regulation control method and system

#13
20230384743
2023-11-30

Electrical system control for achieving long-term objectives, and related systems, apparatuses, and methods

#14
20230261505
2023-08-17

Mechanical renewable green energy production

#15
20230216302
2023-07-06

Energy storage power source using self-excitation of a wound-rotor induction machine (WRIM) to charge and discharge energy storage elements (ESEs)

#16
20230121669
2023-04-20

Systems and methods for auxiliary power management of behind-the-meter power loads

#17
20230119359
2023-04-20

Power supporting arrangement for a power grid

#18
20230064509
2023-03-02

MAGNETIC FLYWHEEL ENERGY MANAGEMENT SYSTEM AND METHOD

#19
20230048641
2023-02-16

Microgrid system controller for creating and maintaining a microgrid

#20
20230006447
2023-01-05

Modular grid-connected flywheel system

#21
20220376508
2022-11-24

Grid Forming Power Supply Plant and Method

#22
20220355689
2022-11-10

System and method for plug-in vehicle to plug-in vehicle charging

#23
20220255340
2022-08-11

CONTROLLING AN ENERGY STORAGE DEVICE

#24
20220236757
2022-07-28

Power control device

#25
20220200291
2022-06-23

Hybrid power system control and operating strategy based on power system state vector calculation

#26
20220085647
2022-03-17

Uninterruptible-power-supply machine

#27
20220069583
2022-03-03

Method for stabilizing an AC voltage grid

#28
20220052580
2022-02-17

Rotational motor

#29
20220014024
2022-01-13

Systems containing a double fed induction machine and a fly wheel, and methods of operating such systems

#30
20210376613
2021-12-02

Microgrid system controller for creating and maintaining a microgrid

#31
20210376610
2021-12-02

Hybrid energy storage modules for pulsed power effectors with medium voltage direct current (MVDC) power distribution

#32
20210359520
2021-11-18

Microgrid electric power generation systems and associated methods

#33
20210296928
2021-09-23

SYSTEMS AND METHODS FOR AUXILIARY POWER MANAGEMENT OF BEHIND-THE-METER POWER LOADS

#34
20210291689
2021-09-23

System and method for a station providing grid support

#35
20210197935
2021-07-01

MOTION-STATE DEPENDENT OPERATION OF KINETIC GENERATOR ON A MARINE VESSEL OR PLATFORM

#36
20210184539
2021-06-17

Magnetic flywheel energy management system and method

#37
20210159759
2021-05-27

DEVICES AND METHODS FOR INCREASING ENERGY AND/OR POWER DENSITY IN COMPOSITE FLYWHEEL ENERGY STORAGE SYSTEMS

#38
20210131248
2021-05-06

LOAD LEVELING POWER STORAGE SYSTEM FOR ELECTRIC HYDRAULIC FRACTURING

#39
20210119452
2021-04-22

Energy storage systems for electrical microgrids with pulsed power loads

#40
20210116873
2021-04-22

Electrical system control for achieving long-term objectives, and related systems, apparatuses, and methods

#41
20210075217
2021-03-11

Hybrid energy storage modules for pulsed power effectors with medium voltage direct current (MVDC) power distribution

#42
20210028626
2021-01-28

TWIN-FED ASYNCHRONOUS MACHINE HAVING FLYWHEEL AS PHASE SHIFTER AND ENERGY SOURCE

#43
20210021172
2021-01-21

Kinetic energy recovery system with flywheel

#44
20200395764
2020-12-17

Power transfer system with multiple energy storage modules

#45
20200343836
2020-10-29

Motor drive apparatus including power storage device

#46
20200335974
2020-10-22

Frequency Regulation with Augmented Energy Storage

#47
20200287387
2020-09-10

Protection system for limiting an impact of disruptions of an external electrical network on a local network

#48
20200220135
2020-07-09

Fire-resistant energy storage devices and associated systems and methods

#49
20200176987
2020-06-04

Microgrid electric power generation systems and associated methods

#50
20200161864
2020-05-21

ENERGY MANAGEMENT USING ELECTRONIC FLYWHEEL

#51
20200144821
2020-05-07

Distributed energy resource topology and operation

#52
20200119558
2020-04-16

Electric power-regulating system and method thereof

#53
20200099273
2020-03-26

POWER-SAVING ELECTRICAL DEVICE

#54
20200052489
2020-02-13

MOTOR DRIVE SYSTEM INCLUDING POWER STORAGE DEVICE

#55
20190372347
2019-12-05

Commanding distributed energy resources

#56
20190351781
2019-11-21

System and method for a station providing grid support

#57
20190273379
2019-09-05

Method of providing power support to an electrical power grid

#58
20190267835
2019-08-29

Motor drive system including power storage device

#59
20190267832
2019-08-29

Method and arrangement for actuating power pack

#60
20190214827
2019-07-11

SYSTEMS AND METHODS FOR RAPID ACTIVATION AND SYNCHRONIZATION OF DISPATCHABLE POWER SOURCES

#61
20190199094
2019-06-27

System and method for modulating high power in a submersible energy storage vessel utilizing high voltage DC transmission

#62
20190157867
2019-05-23

Plug-in distributed energy resource

#63
20190149068
2019-05-16

MOTOR CONTROLLER, POWER CONVERTER, AUXILIARY POWER SOURCE, AND METHOD FOR CONTROLLING AUXILIARY POWER SOURCE

#64
20190115759
2019-04-18

Motor drive system including power storage device

#65
20190115758
2019-04-18

Electrical power generation and distribution system with power recovery and regeneration

#66
20190052119
2019-02-14

Smart battery circuit

#67
20190044337
2019-02-07

System and method to suppress grid frequency deviations

#68
20190036336
2019-01-31

Hybrid energy storage modules for pulsed power effectors with medium voltage direct current (MVDC) power distribution

#69
20190027960
2019-01-24

Methods and apparatus for power generation and distribution

#70
20190010927
2019-01-10

Grease channel for reducing gas permeation into vacuum chambers

#71
20180366952
2018-12-20

Nonlinear power flow control for networked AC/DC microgrids

#72
20180366950
2018-12-20

Microgrid electric power generation systems and associated methods

#73
20180337576
2018-11-22

Devices and methods for increasing energy and/or power density in composite flywheel energy storage systems

#74
20180273016
2018-09-27

Homopolar DC electromagnetic transmission and application system thereof

#75
20180262007
2018-09-13

Micro-grid having a diesel generator with clutch

#76
20180069399
2018-03-08

METHODS, SYSTEMS AND APPARATUS FOR REGULATING FREQUENCY OF GENERATED POWER USING FLYWHEEL ENERGY STORAGE SYSTEMS WITH VARYING LOAD AND/OR POWER GENERATION

#77
20180041030
2018-02-08

Supply and control unit for electrical devices of a production system and method therefore

#78
20180034280
2018-02-01

Power generation and distribution system for offshore drilling units

#79
20180026446
2018-01-25

SEAMLESS TRANSITION BETWEEN GRID CONNECTED AND ISLANDED MODES

#80
20170271943
2017-09-21

Devices and methods for increasing energy and/or power density in composite flywheel energy storage systems

#81
20170214243
2017-07-27

Power control system

#82
20170187311
2017-06-29

Gas turbine engine and electrical system

#83
20170163043
2017-06-08

System and method for integrating energy storage into modular power converter

#84
20170063192
2017-03-02

Electro-mechanical kinetic energy storage device and method of operation

#85
20170025922
2017-01-26

Flywheel energy storage device, wind power generation system and vehicle energy feedback brake system

#86
20170012430
2017-01-12

Hybrid energy system for general applications

#87
20160380445
2016-12-29

Switching fabric for energy storage and power conversion

#88
20160322815
2016-11-03

Apparatus and method for supplying hybrid power of offshore plant

#89
20160190806
2016-06-30

Grid power supply apparatus and methods using energy storage for transient stabilization

#90
20160118801
2016-04-28

Combined power plant

#91
20160109179
2016-04-21

Isolated power networks within an all-electric LNG plant and methods for operating same

#92
20160099607
2016-04-07

Uninterrupted power supply systems and methods

#93
20160094035
2016-03-31

Combined electrical power plant

#94
20160064933
2016-03-03

Provision of negative control power by a gas turbine

#95
20150380939
2015-12-31

Methods, systems and apparatus for regulating frequency of generated power using flywheel energy storage systems with varying load and/or power generation

#96
20150349531
2015-12-03

Energy storage system and modular communication

#97
20150318702
2015-11-05

Mobile energy storage module

#98
20150318701
2015-11-05

Energy storage system

#99
20150311751
2015-10-29

Energy storage module with DC voltage intermediate circuit

#100
20150311717
2015-10-29

Energy storage installation

#101
20150275862
2015-10-01

Method of determining individual set points in a power plant controller, and a power plant controller

#102
20150153394
2015-06-04

Peak shaving using energy storage

#103
20150069843
2015-03-12

Method and System for Regulating Power of an Electricity Grid System

#104
20150051745
2015-02-19

Power equalization device

#105
20140346868
2014-11-27

Energy transfer and storage apparatus for delivery of pulsed power

#106
20140337002
2014-11-13

Method and instrumentation for sustainable energy load flow management system performing as resilient adaptive microgrid system

#107
20140316593
2014-10-23

Multi-generator applications using variable speed and solid state generators for efficiency and frequency stabilization

#108
20140277599
2014-09-18

Computerized system and method for distributed energy resource scheduling

#109
20140244056
2014-08-28

Installation for producing electrical energy provided with means of energy storage and control method of such an installation

#110
20140103727
2014-04-17

Island grid power supply apparatus and methods using energy storage for transient stabilization

#111
20140077610
2014-03-20

SELECTING A HYBRID POWER SOURCE

#112
20140077599
2014-03-20

Multiple Hybrid Integration

#113
20130285491
2013-10-31

Electro-mechanical kinetic energy storage device and method of operation

#114
20130271083
2013-10-17

Energy storage system for supplying power to loads of a drilling rig

#115
20130270914
2013-10-17

Method and system for regulating power of an electricity grid system

#116
20130249289
2013-09-26

Method for controlling energy storage system

#117
20130127164
2013-05-23

Electricity generating installation provided with means for storage of energy and control process for an installation of this type

#118
20130009469
2013-01-10

Hybrid energy system

#119
20130002022
2013-01-03

Line interactive power quality system

#120
20120326641
2012-12-27

Motor drive apparatus equipped with energy storage unit

#121
20120197683
2012-08-02

System and method for conserving energy resources through storage and delivery of renewable energy

#122
20120191262
2012-07-26

System and method for conserving energy resources through storage and delivery of renewable energy

#123
20120175949
2012-07-12

System to store and to transmit electrical power

#124
20120119579
2012-05-17

Controller for hybrid energy storage

#125
20110298293
2011-12-08

Flywheel energy system

#126
20110285130
2011-11-24

Power System Frequency Inertia for Wind Turbines

#127
20110278853
2011-11-17

Methods, systems and apparatus for regulating frequency of generated power using flywheel energy storage systems with varying load and/or power generation

#128
20110267013
2011-11-03

Systems and methods for controlling an inertia of a synchronous condenser

#129
20110234125
2011-09-29

Arrangement for supplying power to a coupled system of machines

#130
20110204639
2011-08-25

MODULAR POWER SYSTEM

#131
20090200809
2009-08-13

Reconfigurable power system using multiple phase-set electric machines

#132
20080212343
2008-09-04

Inverter based storage in dynamic distribution systems including distributed energy resources

#133
20070085421
2007-04-19

ELECTRICAL INSTALLATION FOR COUPLING A POWER SUPPLY SYSTEM AND A CENTRAL DIRECT CURRENT BRANCH AND METHOD FOR OPERATING AN INSTALLATION OF THIS TYPE

#134
20070052242
2007-03-08

Energy recovery system and method

#135
20050140142
2005-06-30

Transformerless, load adaptive speed controller

#136
20050122652
2005-06-09

Apparatus for power supply systems

#137
20050077881
2005-04-14

Methods, systems and apparatus for regulating frequency of generated power using flywheel energy storage systems with varying load and/or power generation

#138
20050035744
2005-02-17

Energy storage flywheel voltage regulation and load sharing system and method