IPC-Stelle: H02P 1/22 [Version 2006.01]

SymbolTypTitel
HSKSECTION H — ELECTRICITY
H02KLGENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
H02PUKLCONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS (structure of the starter, brake, or other control devices, see the relevant subclasses, e.g. mechanical brake F16D, mechanical speed regulator G05D, variable resistor H01C, starter switch H01H; systems for regulating electric or magnetic variables using transformers, reactors or choke coils G05F; arrangements structurally associated with motors, generators, dynamo-electric converters, transformers, reactors or choke coils, see the relevant subclasses, e.g. H01F, H02K; connection or control of one generator, transformer, reactor, choke coil, or dynamo-electric converter with regard to conjoint operation with similar or other source of supply H02J; control or regulation of static converters H02M) [4]
H02P 1/00HGRArrangements for starting electric motors or dynamo-electric converters (starting of synchronous motors with electronic commutators H02P 6/20, H02P 6/22; starting dynamo-electric motors rotating step by step H02P 8/04; vector control H02P 21/00) [4, 2006.01]
H02P 1/02UGR1
.Details
H02P 1/04UGR2
. .Means for controlling progress of starting sequence in dependence upon time or upon current, speed, or other motor parameter
H02P 1/06UGR3
. . .Manually-operated multi-position starters
H02P 1/08UGR3
. . .Manually-operated on/off switch controlling power-operated multi-position switch or impedances for starting a motor
H02P 1/10UGR3
. . .Manually-operated on/off switch controlling relays or contactors operating sequentially for starting a motor (sequence determined by power-operated multi-position switch H02P 1/08)
H02P 1/12UGR3
. . .Switching devices centrifugally operated by the motor
H02P 1/14UGR3
. . .Pressure-sensitive resistors centrifugally operated by the motor
H02P 1/16UGR1
.for starting dynamo-electric motors or dynamo-electric converters
H02P 1/18UGR2
. .for starting an individual dc motor
H02P 1/20UGR3
. . .by progressive reduction of resistance in series with armature winding
H02P 1/22UGR3
. . .in either direction of rotation
H02P 1/24UGR2
. .for starting an individual ac commutator motor (starting of ac/dc commutator motors H02P 1/18)
H02P 1/26UGR2
. .for starting an individual polyphase induction motor
H02P 1/28UGR3
. . .by progressive increase of voltage applied to primary circuit of motor
H02P 1/30UGR3
. . .by progressive increase of frequency of supply to primary circuit of motor
H02P 1/32UGR3
. . .by star/delta switching
H02P 1/34UGR3
. . .by progressive reduction of impedance in secondary circuit
H02P 1/36UGR4
. . . .the impedance being a liquid resistance
H02P 1/38UGR3
. . .by pole-changing
H02P 1/40UGR3
. . .in either direction of rotation
H02P 1/42UGR2
. .for starting an individual single-phase induction motor
H02P 1/44UGR3
. . .by phase-splitting with a capacitor
H02P 1/46UGR2
. .for starting an individual synchronous motor
H02P 1/48UGR3
. . .by pole-changing
H02P 1/50UGR3
. . .by changing over from asynchronous to synchronous operation (H02P 1/48 takes precedence)
H02P 1/52UGR3
. . .by progressive increase of frequency of supply to motor
H02P 1/54UGR2
. .for starting two or more dynamo-electric motors
H02P 1/56UGR3
. . .simultaneously
H02P 1/58UGR3
. . .sequentially
H02P 3/00HGRArrangements for stopping or slowing electric motors, generators, or dynamo-electric converters (stopping of synchronous motors with electronic commutators H02P 6/24; stopping dynamo-electric motors rotating step by step H02P 8/24; vector control H02P 21/00) [2, 4, 2006.01]
H02P 3/02UGR1
.Details
H02P 3/04UGR2
. .Means for stopping or slowing by a separate brake, e.g. friction brake, eddy-current brake (brakes F16D, H02K 49/00) [2]
H02P 3/06UGR1
.for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter [2]
H02P 3/08UGR2
. .for stopping or slowing a dc motor [2]
H02P 3/10UGR3
. . .by reversal of supply connections
H02P 3/12UGR3
. . .by short-circuit or resistive braking
H02P 3/14UGR3
. . .by regenerative braking
H02P 3/16UGR3
. . .by combined electrical and mechanical braking
H02P 3/18UGR2
. .for stopping or slowing an ac motor [2]
H02P 3/20UGR3
. . .by reversal of phase sequence of connections to the motor
H02P 3/22UGR3
. . .by short-circuit or resistive braking
H02P 3/24UGR3
. . .by applying dc to the motor
H02P 3/26UGR3
. . .by combined electrical and mechanical braking
H02P 4/00HGRArrangements specially adapted for regulating or controlling the speed or torque of electric motors that can be connected to two or more different voltage or current supplies (starting H02P 1/00; stopping or slowing H02P 3/00; vector control H02P 21/00) [2006.01]
H02P 5/00HGRArrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors (starting H02P 1/00; stopping or slowing H02P 3/00; vector control H02P 21/00) [1, 2006.01]
H02P 5/04GEL(transferred to H02P 29/04)
H02P 5/05GEL(transferred to H02P 25/08)
H02P 5/06GEL(covered by H02P 7/06)
H02P 5/08GEL(covered by H02P 7/06-H02P 7/22)
H02P 5/10GEL(covered by H02P 7/06-H02P 7/22)
H02P 5/12GEL(covered by H02P 7/24)
H02P 5/14GEL(covered by H02P 7/26)
H02P 5/16GEL(covered by H02P 7/28)
H02P 5/162GEL(covered by H02P 7/282)
H02P 5/165GEL(covered by H02P 7/285)
H02P 5/168GEL(covered by H02P 7/288)
H02P 5/17GEL(covered by H02P 7/29)
H02P 5/172GEL(covered by H02P 7/292)
H02P 5/175GEL(covered by H02P 7/295)
H02P 5/178GEL(covered by H02P 7/298)
H02P 5/18GEL(covered by H02P 7/30)
H02P 5/20GEL(covered by H02P 7/32)
H02P 5/22GEL(covered by H02P 7/34)
H02P 5/24GEL(covered by H02P 7/34)
H02P 5/26GEL(covered by H02P 7/34)
H02P 5/28GEL(transferred to H02P 23/00; H02P 25/00; H02P 27/00)
H02P 5/30GEL(transferred to H02P 25/18)
H02P 5/32GEL(transferred to H02P 25/18)
H02P 5/34GEL(transferred to H02P 27/04)
H02P 5/36GEL(transferred to H02P 23/00; H02P 25/00; H02P 27/00)
H02P 5/38GEL(transferred to H02P 25/32)
H02P 5/40GEL(transferred to H02P 23/00; H02P 25/00; H02P 27/00)
H02P 5/402GEL(transferred to H02P 27/02)
H02P 5/405GEL(transferred to H02P 25/26)
H02P 5/408GEL(transferred to H02P 27/04)
H02P 5/41GEL(transferred to H02P 27/06)
H02P 5/412GEL(transferred to H02P 27/16)
H02P 5/415GEL(transferred to H02P 23/00; H02P 27/05)
H02P 5/418GEL(transferred to H02P 25/10)
H02P 5/42GEL(transferred to H02P 25/28)
H02P 5/44GEL(transferred to H02P 25/12; H02P 25/16)
H02P 5/46UGR1
.for speed regulation of two or more dynamo-electric motors in relation to one another
H02P 5/48UGR2
. .by comparing mechanical values representing the speeds
H02P 5/50UGR2
. .by comparing electrical values representing the speeds
H02P 5/52UGR2
. .additionally providing control of relative angular displacement
H02P 5/60UGR1
.controlling combinations of dc and ac dynamo-electric motors (H02P 5/46 takes precedence) [2006.01]
H02P 5/68UGR1
.controlling two or more dc dynamo-electric motors (H02P 5/46, H02P 5/60 take precedence) [2006.01]
H02P 5/685UGR2
. .electrically connected in series, i.e. carrying the same current [2006.01]
H02P 5/69UGR2
. .mechanically coupled by gearing [2006.01]
H02P 5/695UGR3
. . .Differential gearing [2006.01]
H02P 5/74UGR1
.controlling two or more ac dynamo-electric motors (H02P 5/46, H02P 5/60 take precedence) [2006.01]
H02P 5/747UGR2
. .mechanically coupled by gearing [2006.01]
H02P 5/753UGR3
. . .Differential gearing [2006.01]
H02P 6/00HGRArrangements for controlling synchronous motors or other dynamo-electric motors with electronic commutators in dependence on the rotor position; Electronic commutators therefor (stepping motors H02P 8/00; vector control H02P 21/00) [3, 4, 6]
H02P 6/04UGR1
.Arrangements for controlling or regulating speed or torque of more than one motor [6]
H02P 6/06UGR1
.Arrangements for speed regulation of a single motor wherein the motor speed is measured and compared with a given physical value so as to adjust the motor speed [6]
H02P 6/08UGR1
.Arrangements for controlling the speed or torque of a single motor [6]
H02P 6/10UGR2
. .providing reduced torque ripple; controlling torque ripple [6]
H02P 6/12UGR1
.Monitoring commutation; Providing indication of commutation failure [6]
H02P 6/14UGR1
.Electronic commutators [6]
H02P 6/16UGR2
. .Circuit arrangements for detecting position (structural arrangement of position sensors H02K 29/06) [6]
H02P 6/18UGR3
. . .without separate position detecting element, e.g. using back-emf in windings [6]
H02P 6/20UGR1
.Arrangements for starting (H02P 6/08, H02P 6/22 take precedence) [6]
H02P 6/22UGR1
.Arrangements for starting in a selected direction of rotation [6]
H02P 6/24UGR1
.Arrangements for stopping [6]
H02P 7/00HGRArrangements for regulating or controlling the speed or torque of electric dc-motors (starting H02P 1/00; stopping or slowing H02P 3/00; vector control H02P 21/00) [2, 2006.01]
H02P 7/01GEL(transferred to H02P 4/00)
H02P 7/04GEL(transferred to H02P 29/04)
H02P 7/05GEL(transferred to H02P 25/08)
H02P 7/06UGR1
.for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
H02P 7/08UGR2
. .by manual control without auxiliary power
H02P 7/10UGR3
. . .of motor field only
H02P 7/12UGR4
. . . .Switching field from series to shunt excitation or vice versa
H02P 7/14UGR3
. . .of voltage applied to the armature with or without control of field
H02P 7/18UGR2
. .by master control with auxiliary power
H02P 7/20UGR3
. . .using multi-position switch, e.g. drum, controlling motor circuit by means of relays (H02P 7/24, H02P 7/30 take precedence)
H02P 7/22UGR3
. . .using multi-position switch, e.g. drum, controlling motor circuit by means of pilot-motor-operated multi-position switch or pilot-motor-operated variable resistance (H02P 7/24, H02P 7/30 take precedence)
H02P 7/24UGR3
. . .using discharge tubes or semiconductor devices
H02P 7/26UGR4
. . . .using discharge tubes
H02P 7/28UGR4
. . . .using semiconductor devices
H02P 7/282UGR5
. . . . .controlling field supply only [4]
H02P 7/285UGR5
. . . . .controlling armature supply only [4]
H02P 7/288UGR6
. . . . . .using variable impedance [4]
H02P 7/29UGR6
. . . . . .using pulse modulation [4]
H02P 7/292UGR6
. . . . . .using static converters, e.g. ac to dc [4]
H02P 7/295UGR7
. . . . . . .of the kind having one thyristor or the like in series with the power supply and the motor [4]
H02P 7/298UGR5
. . . . .controlling armature and field supply [4]
H02P 7/30UGR3
. . .using magnetic devices with controllable degree of saturation, i.e. transductors
H02P 7/32UGR3
. . .using armature-reaction-excited machines, e.g. metadyne, amplidyne, rototrol
H02P 7/34UGR3
. . .using Ward-Leonard arrangements
H02P 7/36GEL(transferred to H02P 23/00; H02P 25/00; H02P 27/00)
H02P 7/38GEL(transferred to H02P 23/00; H02P 25/00; H02P 27/00)
H02P 7/40GEL(transferred to H02P 25/24)
H02P 7/42GEL(transferred to H02P 27/04)
H02P 7/44GEL(transferred to H02P 27/04)
H02P 7/46GEL(transferred to H02P 27/05)
H02P 7/48GEL(transferred to H02P 25/20)
H02P 7/50GEL(transferred to H02P 25/12)
H02P 7/52GEL(transferred to H02P 23/00; H02P 25/00; H02P 27/00)
H02P 7/54GEL(transferred to H02P 25/18)
H02P 7/56GEL(transferred to H02P 25/18)
H02P 7/58GEL(transferred to H02P 23/00; H02P 25/00; H02P 27/00)
H02P 7/60GEL(transferred to H02P 25/32)
H02P 7/62GEL(transferred to H02P 23/00; H02P 25/00; H02P 27/00)
H02P 7/622GEL(transferred to H02P 27/02)
H02P 7/625GEL(transferred to H02P 25/26)
H02P 7/628GEL(transferred to H02P 27/04)
H02P 7/63GEL(transferred to H02P 27/06)
H02P 7/632GEL(transferred to H02P 27/16)
H02P 7/635GEL(transferred to H02P 23/00; H02P 27/05)
H02P 7/638GEL(transferred to H02P 25/10)
H02P 7/64GEL(transferred to H02P 25/28)
H02P 7/66GEL(transferred to H02P 25/30)
H02P 7/67GEL(transferred to H02P 5/00)
H02P 7/68GEL(transferred to H02P 5/68)
H02P 7/685GEL(transferred to H02P 5/685)
H02P 7/69GEL(transferred to H02P 5/69)
H02P 7/695GEL(transferred to H02P 5/695)
H02P 7/74GEL(transferred to H02P 5/74)
H02P 7/747GEL(transferred to H02P 5/747)
H02P 7/753GEL(transferred to H02P 5/753)
H02P 7/80GEL(transferred to H02P 5/60)
H02P 8/00HGRArrangements for controlling dynamo-electric motors rotating step by step (vector control H02P 21/00) [2, 6, 2006.01]
H02P 8/02UGR1
.specially adapted for single-phase or bi-pole stepper motors, e.g. watch-motors, clock-motors [6]
H02P 8/04UGR1
.Arrangements for starting [6]
H02P 8/06UGR2
. .in selected direction of rotation [6]
H02P 8/08UGR2
. .Determining position before starting [6]
H02P 8/10UGR2
. .Shaping pulses for starting; Boosting current during starting [6]
H02P 8/12UGR1
.Control or stabilisation of current [6]
H02P 8/14UGR1
.Arrangements for controlling speed or speed and torque (H02P 8/12, H02P 8/22 take precedence) [6]
H02P 8/16UGR2
. .Reducing energy dissipated or supplied [6]
H02P 8/18UGR2
. .Shaping of pulses, e.g. to reduce torque ripple [6]
H02P 8/20UGR2
. .characterised by bidirectional operation [6]
H02P 8/22UGR1
.Control of step size; Intermediate stepping, e.g. micro-stepping [6]
H02P 8/24UGR1
.Arrangements for stopping (H02P 8/32 take precedence) [6]
H02P 8/26UGR2
. .Memorising final pulse when stopping [6]
H02P 8/28UGR2
. .Disconnecting power source when stopping [6]
H02P 8/30UGR2
. .Holding position when stopped [6]
H02P 8/32UGR1
.Reducing overshoot or oscillation, e.g. damping [6]
H02P 8/34UGR1
.Monitoring operation (H02P 8/36 takes precedence) [6]
H02P 8/36UGR1
.Protection against faults, e.g. against overheating, step-out; Indicating faults (emergency protective arrangements with automatic interruption of supply H02H 7/08) [6]
H02P 8/38UGR2
. .the fault being step-out [6]
H02P 8/40UGR1
.Special adaptations for controlling two or more stepping motors [6]
H02P 8/42UGR1
.characterised by non-stepper motors being operated step by step [6]
H02P 9/00HGRArrangements for controlling electric generators for the purpose of obtaining a desired output (Ward-Leonard arrangements H02P 7/34; vector control H02P 21/00; feeding a network by two or more generators H02J; for charging batteries H02J 7/14) [1, 2006.01]
H02P 9/02UGR1
.Details
H02P 9/04UGR1
.Control effected upon non-electric prime mover and dependent upon electric output value of the generator (effecting control of the prime mover in general, see the relevant class for such prime mover) [2]
H02P 9/06UGR1
.Control effected upon clutch or other mechanical power transmission means and dependent upon electric output value of the generator (effecting control of the power transmission means, see the relevant class for such means) [2]
H02P 9/08UGR1
.Control of generator circuit during starting or stopping of driving means, e.g. for initiating excitation [2]
H02P 9/10UGR1
.Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load [2]
H02P 9/12UGR2
. .for demagnetising; for reducing effects of remanence; for preventing pole reversal [2]
H02P 9/14UGR1
.by variation of field (H02P 9/08, H02P 9/10 take precedence) [2]
H02P 9/16UGR2
. .due to variation of ohmic resistance in field circuit, using resistances switched in or out of circuit step by step
H02P 9/18UGR3
. . .the switching being caused by a servomotor, measuring instrument, or relay
H02P 9/20UGR2
. .due to variation of continuously-variable ohmic resistance
H02P 9/22UGR3
. . .comprising carbon pile resistance
H02P 9/24UGR2
. .due to variation of make-to-break ratio of intermittently-operating contacts, e.g. using Tirrill regulator
H02P 9/26UGR2
. .using discharge tubes or semiconductor devices (H02P 9/34 takes precedence) [2]
H02P 9/28UGR3
. . .using discharge tubes
H02P 9/30UGR3
. . .using semiconductor devices
H02P 9/32UGR2
. .using magnetic devices with controllable degree of saturation (H02P 9/34 takes precedence) [2]
H02P 9/34UGR2
. .using magnetic devices with controllable degree of saturation in combination with controlled discharge tube or controlled semiconductor device
H02P 9/36UGR2
. .using armature-reaction-excited machines
H02P 9/38UGR2
. .Self-excitation by current derived from rectification of both output voltage and output current of generator
H02P 9/40UGR1
.by variation of reluctance of magnetic circuit of generator
H02P 9/42UGR1
.to obtain desired frequency without varying speed of the generator
H02P 9/44UGR1
.Control of frequency and voltage in predetermined relation, e.g. constant ratio
H02P 9/46UGR1
.Control of asynchronous generator by variation of capacitor
H02P 9/48UGR1
.Arrangements for obtaining a constant output value at varying speed of the generator, e.g. on vehicle (H02P 9/04-H02P 9/46 take precedence) [3]
H02P 11/00HGRArrangements for controlling dynamo-electric converters (starting H02P 1/00; stopping or slowing H02P 3/00; vector control H02P 21/00; feeding a network in conjunction with a generator or another converter H02J) [4, 2006.01]
H02P 11/04UGR1
.for controlling dynamo-electric converters having a dc output
H02P 11/06UGR1
.for controlling dynamo-electric converters having an ac output
H02P 13/00HGRArrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output (regulation systems using transformers, reactors or choke coils G05F; transformers H01F; feeding a network in conjunction with a generator or a converter H02J; control or regulation of converters H02M) [4]
H02P 13/06UGR1
.by tap-changing; by rearranging interconnections of windings
H02P 13/08UGR1
.by sliding current collector along winding
H02P 13/10UGR1
.by moving core, coil winding, or shield, e.g. by induction regulator
H02P 13/12UGR1
.by varying magnetic bias
H02P 15/00HGRArrangements for controlling dynamo-electric brakes or clutches (controlling speed of dynamo-electric motors by means of a separate brake H02P 29/04, vector control H02P 21/00) [1, 2006.01]
H02P 15/02UGR1
.Conjoint control of brakes and clutches [3]
H02P 17/00HGRArrangements for controlling dynamo-electric gears (vector control H02P 21/00) [3, 2006.01]
H02P 19/00GEL(transferred to H02P 1/00; H02P 3/00; H02P 5/00; H02P 7/00; H02P 23/00-H02P 31/00)
H02P 19/02GEL(transferred to H02P 29/02)
H02P 21/00HGRArrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation [6, 2006.01]
H02P 21/02UGR1
.specially adapted for optimising the efficiency at low load [2006.01]
H02P 21/04UGR1
.specially adapted for very low speeds [2006.01]
H02P 21/05UGR1
.specially adapted for damping motor oscillations, e.g. for reducing hunting [2006.01]
H02P 21/06UGR1
.Rotor flux based control [2006.01]
H02P 21/08UGR2
. .Indirect field-oriented control, e.g. field phase angle calculation based on rotor voltage equation by adding slip frequency and speed proportional frequency [2006.01]
H02P 21/10UGR2
. .Direct field-oriented control [2006.01]
H02P 21/12UGR1
.Stator flux based control [2006.01]
H02P 21/13UGR1
.Observer control, e.g. using Luenberger observers or Kalman filters [2006.01]
H02P 21/14UGR1
.Estimation or adaptation of machine parameters, e.g. rotor time constant, flux, speed, current or voltage [2006.01]
H02P 23/00HGRArrangements or methods for the control of ac-motors characterised by a control method other than vector control (starting H02P 1/00; stopping or slowing H02P 3/00; of two or more motors H02P 5/00; of synchronous motors with electronic commutators H02P 6/00; of dc-motors H02P 7/00; of stepping motors H02P 8/00) [2006.01]
H02P 23/02UGR1
.specially adapted for optimising the efficiency at low load [2006.01]
H02P 23/03UGR1
.specially adapted for very low speeds [2006.01]
H02P 23/04UGR1
.specially adapted for damping motor oscillations, e.g. for reducing hunting [2006.01]
H02P 23/06UGR1
.Controlling the motor in four quadrants [2006.01]
H02P 23/08UGR1
.Controlling based on slip frequency, e.g. adding slip frequency and speed proportional frequency [2006.01]
H02P 23/10UGR1
.Controlling by adding a dc current (dc current braking H02P 3/24) [2006.01]
H02P 23/12UGR1
.Observer control, e.g. using Luenberger observers or Kalman filters [2006.01]
H02P 23/14UGR1
.Estimation or adaptation of motor parameters, e.g. rotor time constant, flux, speed, current or voltage [2006.01]
H02P 25/00HGRArrangements or methods for the control of ac-motors characterised by the kind of ac-motor or by structural details (starting H02P 1/00; stopping or slowing H02P 3/00; of two or more motors H02P 5/00; of synchronous motors with electronic commutators H02P 6/00; of dc-motors H02P 7/00; of stepping motors H02P 8/00) [2006.01]
H02P 25/02UGR1
.characterised by the kind of motor [2006.01]
H02P 25/04UGR2
. .Single phase motors, e.g. capacitor motors [2006.01]
H02P 25/06UGR2
. .Linear motors [2006.01]
H02P 25/08UGR2
. .Reluctance motors [2006.01]
H02P 25/10UGR2
. .Commutator motors, e.g. repulsion motors [2006.01]
H02P 25/12UGR3
. . .with shiftable brushes [2006.01]
H02P 25/14UGR3
. . .Universal motors (H02P 25/12 takes precedence) [2006.01]
H02P 25/16UGR1
.characterised by the circuit arrangement or by the kind of wiring [2006.01]
H02P 25/18UGR2
. .with arrangements for switching the windings, e.g. with mechanical switches or relays [2006.01]
H02P 25/20UGR3
. . .for pole-changing [2006.01]
H02P 25/22UGR2
. .Multiple windings; Windings for more than three phases [2006.01]
H02P 25/24UGR2
. .Variable impedance in stator or rotor circuit [2006.01]
H02P 25/26UGR3
. . .with arrangements for controlling secondary impedance [2006.01]
H02P 25/28UGR2
. .using magnetic devices with controllable degree of saturation, e.g. transductors [2006.01]
H02P 25/30UGR2
. .the motor being controlled by a control effected upon an ac generator supplying it [2006.01]
H02P 25/32UGR2
. .using discharge tubes [2006.01]
H02P 27/00HGRArrangements or methods for the control of ac-motors characterised by the kind of supply voltage (starting H02P 1/00; stopping or slowing H02P 3/00; of two or more motors H02P 5/00; of synchronous motors with electronic commutators H02P 6/00; of dc-motors H02P 7/00; of stepping motors H02P 8/00) [2006.01]
H02P 27/02UGR1
.using supply voltage with constant frequency and variable amplitude [2006.01]
H02P 27/04UGR1
.using variable-frequency supply voltage, e.g. inverter or converter supply voltage [2006.01]
H02P 27/05UGR2
. .using ac supply for both rotor and stator circuits, the frequency of supply to at least one circuit being variable [2006.01]
H02P 27/06UGR2
. .using dc to ac converters or inverters (H02P 27/05 takes precedence) [2006.01]
H02P 27/08UGR3
. . .with pulse width modulation [2006.01]
H02P 27/10UGR4
. . . .using bang-bang controllers [2006.01]
H02P 27/12UGR4
. . . .pulsing by guiding the flux-, current-, or voltage-vector on a circle or a closed curve, e.g. direct torque control [2006.01]
H02P 27/14UGR4
. . . .with three or more levels of voltage [2006.01]
H02P 27/16UGR2
. .using ac to ac converters without intermediate conversion to dc (H02P 27/05 takes precedence) [2006.01]
H02P 27/18UGR3
. . .varying the frequency by omitting half waves [2006.01]
H02P 29/00HGRArrangements for regulating or controlling electric motors, appropriate for both ac- and dc-motors (starting H02P 1/00; stopping or slowing H02P 3/00; control of motors that can be connected to two or more different voltage or current supplies H02P 4/00; vector control H02P 21/00) [2006.01]
H02P 29/02UGR1
.Providing protection against overload without automatic interruption of supply, e.g. monitoring [2006.01]
H02P 29/04UGR1
.by means of a separate brake [2006.01]
H02P 31/00HGRArrangements for regulating or controlling electric motors not provided for in groups H02P 1/00-H02P 5/00, H02P 7/00 or H02P 21/00-H02P 29/00 [2006.01]