Multiple Dynamo-Motor Starters TRIZ Cases

See how unloaded sequential motor startup reduces peak inrush current in multi-motor compressor

See how sequential motor startup with preliminary unloading reduces total inrush current in mul

See how shifting magnets and pole reversal enable two rotors to operate independently using one

Inclined spindles and an external end-switch adjustment layout shorten force paths, cut parts, and reduce noise in slatted-frame drives.

An integrated motor brake locks the drive shaft when power stops, preventing storage unit drift from rail deflection with minimal control wiring.

Control logic redistributes aisle space across movable storage units to keep multiple access paths open or create one wider aisle.

A shared PWM controller drives blower and draft inducer motors to cut redundant circuits, lower HVAC control cost, and keep airflow control stable.

A master-slave dual actuator drives one winding shaft to deliver torque with lower converter losses and a more compact shading system.

Dynamic power sharing shifts turbine energy between forward thrust and electric lift, improving VTOL transitions and fault response.

One three-phase bridge feeds both three-phase and single-phase motors, cutting cost, space, waste heat, and control complexity.

A power sharing module shifts turbine energy between thrust and generation to support VTOL transitions, lower noise, and rapid failure response.

Switching from double-drive to single-drive control helps identify an abnormal motor while keeping the output shaft running.

Asynchronous control of drive and escapement motors preserves self-locking while reducing blockage, size, and energy loss.

A control unit staggers drive and locking motor startup to prevent locking transmission blockages while improving efficiency and reliability.

Simultaneous breaker closing and current-regulated excitation synchronize multiple generators quickly while limiting damaging surge currents.

A single-cable blender power unit uses a transformer and starter buses to power multiple fracturing motors with less cable complexity and cost.

A power sharing module shifts turbine energy between thrust and electrical generation to support mode transitions, lower noise, and fault operation.

Simultaneous field-current ramping lets multiple de-energized generators synchronize on an AC bus quickly without damaging transient surges.

Electromagnetism torque balancing motors generate counter-torque to offset friction from heavy medical imaging equipment, enabling easy repositioning.

An exciter generates variable field current using AC and DC voltage components to synchronize a synchronous generator with motors.