F-Term-List

H02J3/00-5/00

AA00
PURPOSE OF SYSTEM OPERATION

AA01

AA02

AA03

AA04

AA05

AA06

AA07

AA08

AA09

AA10

. Calculation of power flow

. Prediction of the power demand

. System simulations

. Power interchanges

. Load distribution

. Forecast and prevention of overloads

. Automatic decisions for operation and repair sequences

. Repair of system accidents

. Monitoring, judgment, and indication of system conditions

. Maintenance and construction

AA20

. Others (A freeword is assigned.)

AB00
SYSTEM OPERATION (I.E., TARGETS OF CONNECTION AND SHUTDOWN IN CIRCUIT NETWORKS)

AB01

AB02

AB03

AB10

. Connection and shutdown of busbars

. Connection and shutdown of generators

. Shutdown of selected loads

. Others (A freeword is assigned.)

AC00
CONNECTION OR SHUTDOWN OPERATIONS IN CIRCUIT NETWORKS

AC01

AC02

AC03

AC10

. Tripping of breakers after dropping to a set voltage

. Tripping of breakers at a predetermined phase-difference

. Interlocking of breakers and disconnectors

. Others (A freeword is assigned.)

AD00
SYSTEM STABILIZATION

AD01

AD02

AD04

AD06

AD07

AD08

AD09

. Stabilization during accidents

. . Use of braking resistance

. Stabilization during system separation

. Detection, forecasting, and prevention of generator synchronization loss

. . Detection and forecasting of generator synchronization loss

. . Control of excitation of generators

. . Generator shutdown

AD11

AD14

AD20

. Suppression of resonance phenomena of series condensers

. Stabilization of systems linked to converters

. Others (A freeword is assigned.)

AE00
SYSTEM OPERATION AND STRUCTURAL ELEMENTS

AE01

AE03

AE04

AE05

AE07

AE09

AE10

. Inference mechanisms

. Databases

. . Nodes and branch data

. . Knowledge data

. Indication and warning devices

. Digital calculators

. Analog calculators

AE11

AE12

AE14

AE16

. Breakers for links

. Absence of breakers for links

. Connection by means of converters, transformers, and reactors

. Three or more sets of banks

BA00
SIMULTANEOUS POWER SUPPLY BY DIFFERENT FREQUENCIES

BA01

BA03

. Multiple alternating currents with different frequencies

. Alternating current and direct current

CA00
POWER TRANSMISSION BETWEEN DIFFERENT CIRCUIT NETWORKS

CA01

CA02

CA03

CA04

CA06

CA07

CA08

CA09

CA10

. Power transmission between different frequency circuit networks

. . Synchronous-to-synchronous frequency-conversion devices

. . Cyclo-convertors

. . Conversion from alternating current to direct current and back to alternating current (i.e., forward to reverse)

. Power transmission between alternating-current and direct-current circuit networks

. . Alternating current to direct current (i.e., forward conversion)

. . Direct current to alternating current (i.e., reverse conversion)

. . Alternating current to direct current and vice versa (i.e., both directions)

. Others

DA00
VOLTAGE ADJUSTMENT IN CIRCUIT NETWORKS

DA01

DA02

DA03

DA04

DA06

DA07

DA08

DA10

. Voltage adjustment by transformers

. Use of loads to absorb voltage fluctuations

. Voltage adjustment by load shutdown

. Voltage adjustment by adjustment of the reactive power

. Voltage adjustment by power supply from inverters

. . Serial connection of inverters to loads

. . Parallel connection of inverters to loads

. Others (A freeword is assigned.)

EA00
REDUCTION OF HIGHER HARMONICS AND RIPPLES

EA01

EA03

EA05

EA10

. Passive filters

. Active filters (i.e., power converters)

. Rotators

. Others (A freeword is assigned.)

FA00
TARGET OF CONTROL OF REACTIVE POWER

FA01

FA02

FA03

FA05

FA07

FA10

. Power-generation, power-transmission, and power-distribution systems

. Power-conversion circuits

. Motors

. Arc furnaces

. Unspecified loads

. Others

FB00
MEANS OF CONTROL OF REACTIVE POWER

FB01

FB02

FB03

FB07

FB08

FB09

. Condensers

. . Connection by switches

. . Connection by semiconductor elements

. Parallel connection of reactors to condensers

. . Phase control

. . . Individual control of forward and reverse thyristor firing angles

FB11

FB12

FB13

FB15

FB17

FB20

. Supply of reactive power from power-conversion circuits

. . Current (i.e., direct current reactors)

. . Voltage (i.e., condensers)

. Control of power-conversion circuits

. Control of excitation generators

. Others (A freeword is assigned.)

FC00
CONTROL OF REACTIVE POWER

FC01

FC02

FC04

FC06

. Individual phases

. Control of each phase in a group

. Reactive-power detection circuits (Extracted only from the claim)

. Protection of reactive-power compensation devices

FC11

FC12

FC13

FC14

. Control (Extracted only from the claim)

. . Computation of control signals

. . . Time-delay factors

. . . Loop-gain switching

GA00
ELIMINATION OF ASYMMETRY OF LOADS

GA01

GA02

GA10

. Single-phase loads

. Three-phase loads

. Others

GB00
REMOVAL OF ASYMMETRY OF THE POWER-SOURCE CONTROL

GB01

GB02

GB10

. Generators

. Inverters

. Others

GC00
ELIMINATION OF ASYMMETRY OF COMPENSATION DEVICES

GC01

GC02

GC04

GC10

. Conversion devices

. . Pulse-width modulation (PWM) inverters

. Iron-resonance devices

. Others (A freeword is assigned.)

HA00
PURPOSE OF PARALLEL POWER SUPPLY

HA01

HA02

HA03

HA04

HA06

HA08

HA10

. Start, input, and synchronization

. . Detection methods

. . Input methods

. . . Automation

. Parallel-off and stopping

. Drift compensation and output balance

. Prevention of backward power transmission

HA11

HA13

HA15

HA17

HA19

. Detection of the parallel-off or stopping of other power sources

. Monitoring and protection

. Output distribution

. System load distribution

. Control of reactive power and power factor

HA21

HA22

HA23

HA24

HA30

. Load selection and shutdown

. . Load selection and shutdown during start-up and at stopping

. . Load selection and shutdown during stationary times

. . Load selection and shutdown during system abnormalities

. Others (A freeword is assigned.)

HB00
POWER SOURCE STRUCTURES FOR PARALLEL POWER SUPPLY

HB01

HB02

HB03

HB04

HB05

HB06

HB07

HB08

HB09

. Multiple generators

. Generators and other power sources

. Multiple inverters

. Inverters and other power sources

. . Power supply to inverters from direct-current power sources

. . . Solar batteries

. . . Fuel batteries

. . . Energy-storage devices

. . . Secondary batteries

HB11

HB12

HB13

HB20

. Transformers

. . Control of the number of transformers

. . Network power receivers

. Others (A freeword is assigned.)

JA00
PURPOSE OF ENERGY STORAGE

JA01

JA02

JA03

JA04

JA05

JA07

. System stabilization

. . System stabilization during power outages

. . Overloads

. . Prevention of reverse transmission

. . Compensation devices

. Energy conservation

JA11

JA12

JA13

JA20

. Use as a cushioning device between systems

. . Alternating current to alternating current

. . Alternating current to direct current

. Others (A freeword is assigned.)

JB00
MEANS OF ENERGY STORAGE (STORAGE MEANS)

JB01

JB02

JB03

JB04

JB05

JB06

JB10

. Superconductivity coils

. Flywheels

. Secondary batteries

. Condensers

. Potential energy

. Heat energy (e.g., heaters)

. Others (A freeword is assigned.)

KA00
TARGETS OF DEMAND CONTROL

KA01

KA02

KA04

KA06

. Effective power

. Apparent power

. On-off timing of the load

. Control of output of private power generators

KA11

KA12

KA20

. Control of instant-use power

. Control of the quantity of power used within a specific interval

. Others (A freeword is assigned.)

KB00
OPERATION OF DEMAND CONTROL

KB01

KB02

KB03

KB05

KB06

KB07

KB08

KB10

. Calculation of predicted demand (Extracted from the patent claims)

. Change of sampling time

. Setting of multiple time zones

. Warning and indication

. . Warning and indication that is based on existing demand

. . Warning and indication that is based on predicted demand

. . Warning and indication that is not based on demand values

. Others (A freeword is assigned.)

KC00
DETECTION THAT IS RELATED TO DEMAND CONTROL

KC01

KC02

KC10

. Detection other than electric parameters

. Detection of the change rate with time for voltage and power

. Others (A freeword is assigned.)

KD00
LOAD-POWER ADJUSTMENT MEANS FOR DEMAND CONTROL

KD01

KD02

KD04

KD06

KD10

. Assignment of priority order to loads

. Sequential variation of shutdown loads

. Advance setting of the schedule for switching of the load on or off

. Stepping-down and stepping-up of load voltage

. Others (A freeword is assigned.)

LA00
GENERAL OPERATION OF ALTERNATING-CURRENT POWER SOURCES

LA01

LA02

LA03

LA04

LA06

LA08

LA10

. Switching of power sources

. . Power supply to multiple loads

. . . Sequential switching

. . Suppression of rush current

. Detection and switching of frequency

. Detection and switching of voltage

. Others (A freeword is assigned.)

MA00
POWER-SOURCE CIRCUITS FOR BOTH AC AND DC CURRENT

MA01

MA02

MA03

MA04

MA06

MA10

. Input of both alternating and direct current is possible

. . Switching circuits

. . . Load-selection circuits

. . . Power-source selection circuits

. Output of both AC and DC current is possible

. Others

5G066	SUPPLY AND DISTRIBUTION OF ALTERNATING CURRENT
	H02J3/00 -5/00