Association With Control/Drive Circuits TRIZ Cases

A branched low-voltage harness feeds both controller and pump, cutting connectors and simplifying motor assembly wiring.

Liquid-cooled stator channels and an integrated inverter layout improve electric drive module packaging, heat removal, and electronics robustness.

Thermally isolated encapsulation portions and a near-contact power path limit heat buildup and losses in compact servo integrated motor drives.

A two-orientation busbar layout improves cooling while limiting heat received from semiconductor modules, reducing thermal load and vibration stress.

A notched high-current wiring layout lets control signals cross inverter power traces while limiting heat, board area, and wiring failure.

Radial Hall sensing in the rotor free space improves position detection, cuts energy use, and prevents start-up toggling in automotive auxiliary motors.

Directly joining winding wire ends to PCB conductor tracks simplifies motor contacting, cuts weight and space, and improves connection security.

A connection bolt that contacts the stator core and reaches the reducer casing creates a direct heat path, limiting temperature rise and heat loss.

Radial and face seals let e-axle connection rods tolerate cover misalignment while preventing cooling fluid leakage and easing access.

A bendable terminal link absorbs bus-bar press-fit load in a rotary electric machine, reducing solder-joint stress and crack risk.

Stray magnetic flux activates magnetocaloric cooling to remove converter heat, cutting weight and supporting higher motor current.

A movable inverter connector and integrated packings absorb casing misalignment while keeping motor-side electrical and cooling connections watertight.

A stator magnetic-field amplifying part sharpens Hall sensor signals to cut rotor position uncertainty and torque oscillations.

Multiple controlled pole arrays replace gearboxes to deliver higher bandwidth, precise slow-speed motion, and reduced wear in direct-drive actuation.

A switched-polarity magnetic drive uses an external field and integrated housing to cut moving parts, wear, and stator complexity.

A concave battery pack and arch-shaped motor support cut power unit height while preserving endurance and damping vibration.

A motor-above-base and battery-over-motor layout creates fuel-engine-like avoidance space, enabling compact electric replacement in small working machines.

A motor and battery pack are rearranged to form a triangular lower avoidance space, helping compact electric units replace small fuel engines.

Elastic over-molded endbells preload motor bearings to limit axial and radial movement, resisting shock, vibration, and temperature change.

A pre-assembled inverter with cooling and separate compartmentalization eases testing, handling, and contamination protection before motor or gearbox attachment.

Peak-based phase current sensing pinpoints zero-crossing timing for lead angle control, improving BLDC motor efficiency and acceleration.

Magnetic sensor readings track pole-boundary shifts to separate sinusoidal runout error and improve angular position accuracy in rotary joints.

A bypass airflow path around the stator cuts flow resistance while preserving cooling, boosting motor airflow rate and durability.

Heat-conductive insulating overmolding joins the stator and electronics housing, replacing weak screw attachment and improving heat dissipation.

Integrated surfboard or doughnut PCB layouts cut brushless power tool wiring, simplify assembly, and improve airflow for thermal control.

Placing the controller in the angled space between the motor and transmission cuts harness length, lowers package height, and saves mounting space.

Rigid-flex substrate frame parts replace separate housing members to shrink reaction wheel modules while preserving precise speed detection.

A maintenance mode drives stator windings against rotor magnetism, cutting stator-rotor force so EV synchronous motor rotors can be serviced in repair shops.

A spring contact equalizer bridges adjacent compressor housing members, easing assembly while maintaining sealing and equal potential.

A DC motor and variable braking resistor keep escape descent speed constant across user weights while avoiding bulky fluid control.

A stator-temperature sensor and actuator disconnect the motor cooling fan when cooling is unnecessary, cutting whipping losses and power use.

A single housing integrates two rotors, stators, control electronics, and cooling to cut wiring while enabling independent shaft speed and direction control.

A torsion spring between the motor and locking ring absorbs switching shock, enabling fast state changes without shortening motor life.

Axial grooves and guided nozzle orifices redirect coolant to stator and end windings, reducing uneven motor temperatures and hot spots.

A partitioned motor case routes cooling air from lower vents to an upper suction path, keeping dust and trash away from the motor.

Non-contact magnetic sensing replaces worn sliding contacts in power tool speed and reverse control while shielding blocks external magnetic interference.

A separate air-cooled heat sink improves electronic control module cooling while simplifying the housing, reducing weight, and lowering material use.

A shared housing, electronics module, and cooling module let two rotors drive separate shafts independently while cutting propulsion system bulk and wiring.

By integrating control and drive modules on the arm with heat sinking, this case cuts base space, wiring complexity, and overheating.

A suspended capacitor assembly frees PCB area, simplifies brake motor module assembly, and reduces heat transfer and board damage.

Mixed PWM and inactive-state control across dual inverters cuts switching loss, harmonics, and audible noise in higher-speed motor operation.

Segmented plates, rope tightening, and tension feedback simplify limb fixation, reduce loosening, and help avoid secondary injury.

A modular motor connector brings control electronics to the housing interface, cutting separate UI boxes, lead assemblies, and assembly complexity.

A shared vent assembly links motor, power electronics, and transmission housings to equalize pressure above the wading line and block water ingress.

Conductive cover plate projections ground the motor controller through the housing, avoiding ECU issues caused by resin covers or coatings.

Separating power and control boards with a through-hole inter-board connector cuts ECU size, improves heat dissipation, and boosts steering reliability.

Switching torque bias between two motors keeps worm gears engaged near straight-ahead while spreading flank wear to reduce backlash and extend life.

A controller keeps each motor below maximum torque by sharing load, reducing electrical losses, mechanical stress, and overheating.

Independent motor torque offsets reveal constant and load-dependent gearbox friction for real-time compensation in steer-by-wire drives.

Current sensing shifts PWM duty cycle and conduction angle to hold torque with lower current as battery state and tool load change.