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electricity (414) 414
conversion or distribution of electric power (389) 389
generation (389) 389
dynamo-electric machines (285) 285
circuit arrangements or systems for supplying or distributingelectric power (214) 214
systems for storing electric energy (214) 214
general tagging of cross-sectional technologies spanning over several sections of the ipc (194) 194
general tagging of new technological developments (194) 194
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (194) 194
emergency protective circuit arrangements (170) 170
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inductances (132) 132
magnets (132) 132
selection of materials for their magnetic properties (132) 132
transformers (132) 132
technical subjects covered by former uspc cross-reference artcollections [xracs] and digests (130) 130
technologies or applications for mitigation or adaptation againstclimate change (94) 94
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (80) 80
cables (75) 75
conductors (74) 74
insulators (74) 74
selection of materials for their conductive, insulating ordielectric properties (74) 74
apparatus for conversion between ac and ac, between ac and dc,or between dc and dc, and for use with mains or similar powersupply systems (72) 72
control or regulation of electric motors, electric generatorsor dynamo-electric converters (72) 72
control or regulation thereof (72) 72
controlling transformers, reactors or choke coils (72) 72
conversion of dc or ac input power into surge outputpower (72) 72
blasting (68) 68
heating (68) 68
lighting (68) 68
mechanical engineering (68) 68
weapons (68) 68
performing operations (63) 63
transporting (63) 63
vehicles in general (63) 63
power supply lines, and devices along rails, for electrically-propelled vehicles (53) 53
combustion engines (39) 39
combustion engines in general (39) 39
hot-gas or combustion-product engine plants (39) 39
internal-combustion piston engines (39) 39
machines or engines for liquids (27) 27
or a reactive propulsive thrust, not otherwise provided for (27) 27
producing mechanical power (27) 27
wind motors (27) 27
wind, spring weight and miscellaneous motors (27) 27
electric communication technique (21) 21
controlling combustion engines (20) 20
transmission (12) 12
transmission of digital information, e.g. telegraphiccommunication (12) 12
physics (11) 11
arrangement or mounting of plural diverse prime-movers invehicles (10) 10
arrangement or mounting of propulsion units or oftransmissions in vehicles (10) 10
arrangements in connection with cooling, air intake, gasexhaust or fuel supply of propulsion units, in vehicles (10) 10
auxiliary drives for vehicles (10) 10
climate change mitigation technologies related totransportation (10) 10
conjoint control of vehicle sub-units of different type ordifferent function (10) 10
control systems specially adapted for hybrid vehicles (10) 10
engine plants in general (10) 10
instrumentation or dashboards for vehicles (10) 10
machines or engines in general (10) 10
machines or engines, in general or of positive-displacementtype, e.g. steam engines (10) 10
road vehicle drive control systems for purposes not related tothe control of a particular sub-unit (10) 10
starting aids for such engines, not otherwise providedfor (10) 10
starting of combustion engines (10) 10
steam engines (10) 10
supplying combustion engines in general, with combustiblemixtures or constituents thereof (10) 10
wireless communications networks (10) 10
information or communication technologies having an impact onother technology areas (9) 9
systems integrating technologies related to power networkoperation, communication or information technologies forimproving the electrical power generation, transmission,distribution, management or usage, i.e. smart grids (9) 9
calculating (7) 7
computing (7) 7
counting (7) 7
measuring (6) 6
technical subjects covered by former us classification (6) 6
testing (6) 6
data processing systems or methods, specially adapted foradministrative, commercial, financial, managerial, supervisoryor forecasting purposes (5) 5
indexing scheme relating to machines or engines other thannon-positive-displacement machines or engines, to wind motors,to non-positive displacement pumps, and to generating combustionproducts of high pressure or high velocity (5) 5
indexing schemes relating to engines or pumps in varioussubclasses of classes f01-f04 (5) 5
systems or methods specially adapted for administrative,commercial, financial, managerial, supervisory or forecastingpurposes, not otherwise provided for (5) 5
climate change mitigation technologies in the production orprocessing of goods (4) 4
electrical engineering, electronic engineering, information engineering (4) 4
elektroteknik och elektronik (4) 4
engineering and technology (4) 4
meteorology (4) 4
annan elektroteknik och elektronik (3) 3
electric switches (3) 3
emergency protective devices (3) 3
other electrical engineering, electronic engineering, information engineering (3) 3
relays (3) 3
selectors (3) 3
teknik (3) 3
chemistry (2) 2
climate change mitigation technologies in information andcommunication technologies [ict], i.e. information andcommunication technologies aiming at the reduction of thir ownenergy use (2) 2
climate change mitigation technologies related to buildings,e.g. housing, house appliances or related end-userapplications (2) 2
controlling (2) 2
current control (2) 2
electric digital data processing (2) 2
engineering, electrical & electronic (2) 2
field weakening (2) 2
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English (364) 364
French (140) 140
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Journal Article
Proceedings of The 7th International Power Electronics and Motion Control Conference, 06/2012, Volume 1, pp. 384 - 391
The paper proposes a modular conversion concept with integrated energy storage for transferring energy between any combination of AC grids, DC grids and... 
Insulation | Solar parks | Energy exchange | HVDC transmission | Power grids | Voltage control | Earth | Fault tolerance | Wind farms | Static power converters | Transformerless | Power grids interconnection | Robots | Power transformer insulation | Energy storage
Conference Proceeding
12/2018
A circuit breaker for interrupting an electrical current flow between a first node and a second node is provided. The circuit breaker includes a first... 
EMERGENCY PROTECTIVE DEVICES | SELECTORS | BASIC ELECTRIC ELEMENTS | ELECTRIC SWITCHES | ELECTRICITY | RELAYS
Patent
11/2017
A circuit breaker for interrupting an electrical current flow between a first node and a second node is provided. The circuit breaker includes a first... 
EMERGENCY PROTECTIVE DEVICES | SELECTORS | BASIC ELECTRIC ELEMENTS | ELECTRIC SWITCHES | ELECTRICITY | RELAYS
Patent
IEEE International Symposium on Electromagnetic Compatibility (EMC),2012-08-05 - 2012-08-10, ISSN 2158-110X, 2012, p. 754
Abnormalities within a limited number of small and medium enterprises (SMEs) in Australia are reported. A set of interrelated industrial issues are brought out... 
Elektroteknik och elektronik | Engineering and Technology | Other Electrical Engineering, Electronic Engineering, Information Engineering | Electrical Engineering, Electronic Engineering, Information Engineering | Teknik | Annan elektroteknik och elektronik
Conference Proceeding
2005 European Conference on Power Electronics and Applications, 2005, Volume 2005
Conference Proceeding
08/2015
Kommunikationsverfahren in einer industriellen Automatisierungseinrichtung (40; 70; 90) mit einem zentralen Steuer- und Informationssystem (1) und einer Anzahl... 
ELECTRIC COMMUNICATION TECHNIQUE | TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION | WIRELESS COMMUNICATIONS NETWORKS | ELECTRICITY
Patent
09/2014
Elektrický stroj má alespoň strojovou jednotku (1). Strojová jednotka (1) zahrnuje stator, který zahrnuje množinu vodičů (3´, 3´´) magnetického toku a... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | COMBUSTION ENGINES | DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | HEATING | LIGHTING | HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS | COMBUSTION ENGINES IN GENERAL | GENERATION | ELECTRICITY | INTERNAL-COMBUSTION PISTON ENGINES
Patent
10/2012
An electrical machine with at least a machine unit. The machine unit includes a stator, which includes a plurality of magnetic flux conductors and an electric... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | COMBUSTION ENGINES | DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | HEATING | LIGHTING | HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS | COMBUSTION ENGINES IN GENERAL | GENERATION | ELECTRICITY | INTERNAL-COMBUSTION PISTON ENGINES
Patent
04/2008
A wind power plant has a plurality of wind power stations (1) distributed over an area (3), in which each station comprises a wind turbine (2) including a... 
SYSTEMS FOR STORING ELECTRIC ENERGY | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER | ELECTRICITY
Patent
06/2003
A voltage of a frequency three times the frequency of the network, referred to below as the third harmonic, is generated in different ways in distribution and... 
Patent
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