Association With Control/Drive Circuits TRIZ Cases

An integrated plug-pin ground replaces screws in an auxiliary motor unit, improving EMC shielding while cutting parts and assembly time.

Electromagnetic induction and resonant coupling extract turbine engine power without contact, reducing wear and easing maintenance.

An elastomer layer on the fan motor cover damps rotor-induced vibrations and cuts audible HVAC noise in vehicle cabins.

Compressed louvers link diodes to bus bars while cooling oil flows through the gaps, improving rectifier thermal margin without heavier cooling hardware.

An embedded ground pin replaces stator wire welding to maintain stable grounding under vibration and simplify motor assembly.

Repositioning the source lead between gate and Kelvin terminals enables straighter bonding wires, cutting on-resistance and parasitic inductance.

Current and voltage detection stop excessive motor current during switch timing errors, helping prevent short-circuits and circuit faults.

A side-wall housing layout creates space for motor electronics, cutting assembly size and weight while protecting components from contact.

A layered component carrier embeds a coil and cavity-held driven body to deliver compact, contactless motion in harsh, space-limited designs.

Built-in motor control electronics replace external cabling while separate heat paths and PCB support surfaces improve thermal reliability.

Fluid flow switches between normal and higher cooling states based on motor safety values, speed, and torque to cut pump energy loss.

Switching Hall high and low detection periods stabilizes FG generation at startup, reducing noise and flutter during low-speed motor control.

Radial intake and outlet channels guide airflow over a heat sink to cool electronics where axial mounting space would obstruct conventional airflow.

A flexible support-arm connector secures EPAS motor phase wires to PCB tracks while absorbing thermal expansion and high-current stress.

An integrated motor cover packing seals out moisture and air leakage while damping vibration to protect the PCB and reduce blower noise.

A standardized motor assembly and separate flange with a damper plate cut rework when flange specs change and improve vibration absorption.

A low-side MOSFET and bias resistor replace shunt resistors in power tool inverters, reducing package size, heat loss, and MOSFET constraints.

Zero-current offset comparison isolates faulty motor current sensors without full shutdown, reducing misjudgment and operation disruption.

Sensor data is modulated onto a motor’s three-phase power cable in the terminal box, enabling condition monitoring without separate lines.

Integrated terminals, Hall sensing, and stator layout simplify compact BLDC motor assembly while improving durability and efficiency in power tools.

Dense stator windings and adjacent circuit-board connections boost compact BLDC motor output for power tools while reducing resistance losses.

A multi-hole PCB grounding layout lets one motor board switch between grounded and ungrounded setups to manage EMI and cut design cost.

A split main board and small board place the magnetic sensor closer to the rotor, improving rotation stability without enlarging the actuator.

Axially shifting the stator cuts rotor overlap when the motor is idle, reducing induced EMF and engine driving force loss.

A sealed cooling channel around inverter power modules shares liquid cooling with the motor to cut heat, weight, and assembly bulk.

A sealed annular cooling channel with fins cools inverter power modules and the motor in one loop, cutting assembly weight and heat load.

A ribbed bus-bar holder aligns and secures both the bus bar and control board through shared holes, cutting EPS motor size and assembly complexity.

A segmented Y-winding and compact neutral terminal simplify BLDC fan motor assembly while impeller airflow cools inverter MOSFETs and capacitors.

A guide-formed airflow path uses motor-driven convection and a heat sink to cool the control unit in a compact handheld cutting tool.

Flexible printed wiring replaces bulky pump cables to cut size, weight, and assembly effort while keeping reliable control and power connections.

An energy storage device and inverter buffer RAT wind and load fluctuations to maintain stable AC power for aircraft components.

A rubber-grommet connector press-fits into a cover groove to prevent ECU assembly damage while preserving connector movability and productivity.

A spring-loaded reset circuit lets a vehicle door latch return quietly with low friction and keep working after primary power is lost.

A restricted cable path and dual sealing members keep the inverter connector airtight during assembly and maintenance forces.

Integrating the contactor around the winch motor cuts wiring, speeds installation, and protects connections from weather and tangling.

A coupled circuit raises common mode impedance near motor resonance to suppress transient voltages, currents, and EMI in lightweight high-power vehicles.

An offset detection magnet and opposing balance magnet improve lens holder stability, autofocus accuracy, and camera module layout freedom.

Relative hub rotation generates power while a nested wireless communicator enables stable onboard power and real-time data transmission.

Multiple refrigerant, motor, and outside-air temperatures are cross-checked to prevent false oil readings and avoid EV motor overheating.

Simultaneous flux harmonic injection in rotor and flux reference frames suppresses induction motor tonal noise across a wide speed range.

Magnetic coils and a stacked connecting unit shrink optical module footprint while keeping optical assembly tilt and motion stable.

A lateral magnet-coil layout keeps the drive near the rotation center, improving optical element positioning while reducing tilt, noise, and interference.

A nested movable-immovable layout with electromagnetic drive shrinks optical module size in two dimensions while preserving tilt and motion.

A grounded shield plate between the filter and control board suppresses PWM noise in compact electric power steering motor control units.

A segmented motor shaft and bearing layout cuts torque passed to gimbal loads, improving stability, vibration isolation, and response speed.

A partitioned motor, gear, and inverter housing cuts vertical size by shifting gear layout radially and avoiding inverter interference.

Independent sub-motor parts squeeze different lens regions to improve liquid lens displacement and deformation control for AF and OIS.

Ribs in the connector housing support the circuit board during resin sealing, preventing PCB deformation and solder cracks in fan motors.

A doughnut-shaped combined PCB and heat sink simplify BLDC tool wiring, improve cooling, and support higher current and torque.

Magnetic field changes from rotating blades let the processor detect motor angle more precisely for reliable pan-tilt camera switching.